diff options
Diffstat (limited to 'src/3rdparty/assimp/code/ColladaParser.cpp')
-rw-r--r-- | src/3rdparty/assimp/code/ColladaParser.cpp | 4907 |
1 files changed, 2612 insertions, 2295 deletions
diff --git a/src/3rdparty/assimp/code/ColladaParser.cpp b/src/3rdparty/assimp/code/ColladaParser.cpp index 5369ee64c..aec57e684 100644 --- a/src/3rdparty/assimp/code/ColladaParser.cpp +++ b/src/3rdparty/assimp/code/ColladaParser.cpp @@ -3,12 +3,12 @@ Open Asset Import Library (assimp) --------------------------------------------------------------------------- -Copyright (c) 2006-2012, assimp team +Copyright (c) 2006-2016, assimp team All rights reserved. -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the following +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above @@ -25,16 +25,16 @@ contributors may be used to endorse or promote products derived from this software without specific prior written permission of the assimp team. -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. --------------------------------------------------------------------------- */ @@ -43,235 +43,317 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * @brief Implementation of the Collada parser helper */ -#include "AssimpPCH.h" + #ifndef ASSIMP_BUILD_NO_COLLADA_IMPORTER +#include <sstream> +#include <stdarg.h> #include "ColladaParser.h" #include "fast_atof.h" #include "ParsingUtils.h" +#include "StringUtils.h" +#include <assimp/DefaultLogger.hpp> +#include <assimp/IOSystem.hpp> +#include <assimp/light.h> +#include "TinyFormatter.h" + +#include <memory> + using namespace Assimp; using namespace Assimp::Collada; +using namespace Assimp::Formatter; // ------------------------------------------------------------------------------------------------ // Constructor to be privately used by Importer ColladaParser::ColladaParser( IOSystem* pIOHandler, const std::string& pFile) - : mFileName( pFile) + : mFileName( pFile ) + , mReader( NULL ) + , mDataLibrary() + , mAccessorLibrary() + , mMeshLibrary() + , mNodeLibrary() + , mImageLibrary() + , mEffectLibrary() + , mMaterialLibrary() + , mLightLibrary() + , mCameraLibrary() + , mControllerLibrary() + , mRootNode( NULL ) + , mAnims() + , mUnitSize( 1.0f ) + , mUpDirection( UP_Y ) + , mFormat(FV_1_5_n ) // We assume the newest file format by default { - mRootNode = NULL; - mUnitSize = 1.0f; - mUpDirection = UP_Z; - - // We assume the newest file format by default - mFormat = FV_1_5_n; - - // open the file - boost::scoped_ptr<IOStream> file( pIOHandler->Open( pFile)); - if( file.get() == NULL) - throw DeadlyImportError( "Failed to open file " + pFile + "."); - - // generate a XML reader for it - boost::scoped_ptr<CIrrXML_IOStreamReader> mIOWrapper( new CIrrXML_IOStreamReader( file.get())); - mReader = irr::io::createIrrXMLReader( mIOWrapper.get()); - if( !mReader) - ThrowException( "Collada: Unable to open file."); - - // start reading - ReadContents(); + // validate io-handler instance + if ( NULL == pIOHandler ) { + throw DeadlyImportError("IOSystem is NULL." ); + } + + // open the file + std::unique_ptr<IOStream> file( pIOHandler->Open(pFile ) ); + if (file.get() == NULL) { + throw DeadlyImportError( "Failed to open file " + pFile + "." ); + } + + // generate a XML reader for it + std::unique_ptr<CIrrXML_IOStreamReader> mIOWrapper(new CIrrXML_IOStreamReader(file.get())); + mReader = irr::io::createIrrXMLReader( mIOWrapper.get()); + if (!mReader) { + ThrowException("Collada: Unable to open file."); + } + + // start reading + ReadContents(); } // ------------------------------------------------------------------------------------------------ // Destructor, private as well ColladaParser::~ColladaParser() { - delete mReader; - for( NodeLibrary::iterator it = mNodeLibrary.begin(); it != mNodeLibrary.end(); ++it) - delete it->second; - for( MeshLibrary::iterator it = mMeshLibrary.begin(); it != mMeshLibrary.end(); ++it) - delete it->second; + delete mReader; + for( NodeLibrary::iterator it = mNodeLibrary.begin(); it != mNodeLibrary.end(); ++it) + delete it->second; + for( MeshLibrary::iterator it = mMeshLibrary.begin(); it != mMeshLibrary.end(); ++it) + delete it->second; } // ------------------------------------------------------------------------------------------------ // Read bool from text contents of current element bool ColladaParser::ReadBoolFromTextContent() { - const char* cur = GetTextContent(); - return (!ASSIMP_strincmp(cur,"true",4) || '0' != *cur); + const char* cur = GetTextContent(); + return (!ASSIMP_strincmp(cur,"true",4) || '0' != *cur); } // ------------------------------------------------------------------------------------------------ // Read float from text contents of current element float ColladaParser::ReadFloatFromTextContent() { - const char* cur = GetTextContent(); - return fast_atof(cur); + const char* cur = GetTextContent(); + return fast_atof(cur); } // ------------------------------------------------------------------------------------------------ // Reads the contents of the file void ColladaParser::ReadContents() { - while( mReader->read()) - { - // handle the root element "COLLADA" - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "COLLADA")) - { - // check for 'version' attribute - const int attrib = TestAttribute("version"); - if (attrib != -1) { - const char* version = mReader->getAttributeValue(attrib); - - if (!::strncmp(version,"1.5",3)) { - mFormat = FV_1_5_n; - DefaultLogger::get()->debug("Collada schema version is 1.5.n"); - } - else if (!::strncmp(version,"1.4",3)) { - mFormat = FV_1_4_n; - DefaultLogger::get()->debug("Collada schema version is 1.4.n"); - } - else if (!::strncmp(version,"1.3",3)) { - mFormat = FV_1_3_n; - DefaultLogger::get()->debug("Collada schema version is 1.3.n"); - } - } + while( mReader->read()) + { + // handle the root element "COLLADA" + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "COLLADA")) + { + // check for 'version' attribute + const int attrib = TestAttribute("version"); + if (attrib != -1) { + const char* version = mReader->getAttributeValue(attrib); + + if (!::strncmp(version,"1.5",3)) { + mFormat = FV_1_5_n; + DefaultLogger::get()->debug("Collada schema version is 1.5.n"); + } + else if (!::strncmp(version,"1.4",3)) { + mFormat = FV_1_4_n; + DefaultLogger::get()->debug("Collada schema version is 1.4.n"); + } + else if (!::strncmp(version,"1.3",3)) { + mFormat = FV_1_3_n; + DefaultLogger::get()->debug("Collada schema version is 1.3.n"); + } + } - ReadStructure(); - } else - { - DefaultLogger::get()->debug( boost::str( boost::format( "Ignoring global element <%s>.") % mReader->getNodeName())); - SkipElement(); - } - } else - { - // skip everything else silently - } - } + ReadStructure(); + } else + { + DefaultLogger::get()->debug( format() << "Ignoring global element <" << mReader->getNodeName() << ">." ); + SkipElement(); + } + } else + { + // skip everything else silently + } + } } // ------------------------------------------------------------------------------------------------ // Reads the structure of the file void ColladaParser::ReadStructure() { - while( mReader->read()) - { - // beginning of elements - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "asset")) - ReadAssetInfo(); - else if( IsElement( "library_animations")) - ReadAnimationLibrary(); - else if( IsElement( "library_controllers")) - ReadControllerLibrary(); - else if( IsElement( "library_images")) - ReadImageLibrary(); - else if( IsElement( "library_materials")) - ReadMaterialLibrary(); - else if( IsElement( "library_effects")) - ReadEffectLibrary(); - else if( IsElement( "library_geometries")) - ReadGeometryLibrary(); - else if( IsElement( "library_visual_scenes")) - ReadSceneLibrary(); - else if( IsElement( "library_lights")) - ReadLightLibrary(); - else if( IsElement( "library_cameras")) - ReadCameraLibrary(); - else if( IsElement( "library_nodes")) - ReadSceneNode(NULL); /* some hacking to reuse this piece of code */ - else if( IsElement( "scene")) - ReadScene(); - else - SkipElement(); - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - break; - } - } + while( mReader->read()) + { + // beginning of elements + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "asset")) + ReadAssetInfo(); + else if( IsElement( "library_animations")) + ReadAnimationLibrary(); + else if (IsElement("library_animation_clips")) + ReadAnimationClipLibrary(); + else if( IsElement( "library_controllers")) + ReadControllerLibrary(); + else if( IsElement( "library_images")) + ReadImageLibrary(); + else if( IsElement( "library_materials")) + ReadMaterialLibrary(); + else if( IsElement( "library_effects")) + ReadEffectLibrary(); + else if( IsElement( "library_geometries")) + ReadGeometryLibrary(); + else if( IsElement( "library_visual_scenes")) + ReadSceneLibrary(); + else if( IsElement( "library_lights")) + ReadLightLibrary(); + else if( IsElement( "library_cameras")) + ReadCameraLibrary(); + else if( IsElement( "library_nodes")) + ReadSceneNode(NULL); /* some hacking to reuse this piece of code */ + else if( IsElement( "scene")) + ReadScene(); + else + SkipElement(); + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + break; + } + } + + PostProcessRootAnimations(); } // ------------------------------------------------------------------------------------------------ // Reads asset informations such as coordinate system informations and legal blah void ColladaParser::ReadAssetInfo() { - if( mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "unit")) - { - // read unit data from the element's attributes - const int attrIndex = TestAttribute( "meter"); - if (attrIndex == -1) { - mUnitSize = 1.f; - } - else { - mUnitSize = mReader->getAttributeValueAsFloat( attrIndex); - } - - // consume the trailing stuff - if( !mReader->isEmptyElement()) - SkipElement(); - } - else if( IsElement( "up_axis")) - { - // read content, strip whitespace, compare - const char* content = GetTextContent(); - if( strncmp( content, "X_UP", 4) == 0) - mUpDirection = UP_X; - else if( strncmp( content, "Y_UP", 4) == 0) - mUpDirection = UP_Y; - else - mUpDirection = UP_Z; - - // check element end - TestClosing( "up_axis"); - } else - { - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "asset") != 0) - ThrowException( "Expected end of <asset> element."); + if( mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "unit")) + { + // read unit data from the element's attributes + const int attrIndex = TestAttribute( "meter"); + if (attrIndex == -1) { + mUnitSize = 1.f; + } + else { + mUnitSize = mReader->getAttributeValueAsFloat( attrIndex); + } - break; - } - } + // consume the trailing stuff + if( !mReader->isEmptyElement()) + SkipElement(); + } + else if( IsElement( "up_axis")) + { + // read content, strip whitespace, compare + const char* content = GetTextContent(); + if( strncmp( content, "X_UP", 4) == 0) + mUpDirection = UP_X; + else if( strncmp( content, "Z_UP", 4) == 0) + mUpDirection = UP_Z; + else + mUpDirection = UP_Y; + + // check element end + TestClosing( "up_axis"); + } else + { + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "asset") != 0) + ThrowException( "Expected end of <asset> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ -// Reads the animation library -void ColladaParser::ReadAnimationLibrary() +// Reads the animation clips +void ColladaParser::ReadAnimationClipLibrary() { if (mReader->isEmptyElement()) return; - while( mReader->read()) + while (mReader->read()) { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + if (mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "animation")) - { - // delegate the reading. Depending on the inner elements it will be a container or a anim channel - ReadAnimation( &mAnims); - } else + if (IsElement("animation_clip")) + { + // optional name given as an attribute + std::string animName; + int indexName = TestAttribute("name"); + int indexID = TestAttribute("id"); + if (indexName >= 0) + animName = mReader->getAttributeValue(indexName); + else if (indexID >= 0) + animName = mReader->getAttributeValue(indexID); + else + animName = std::string("animation_") + std::to_string(mAnimationClipLibrary.size()); + + std::pair<std::string, std::vector<std::string> > clip; + + clip.first = animName; + + while (mReader->read()) + { + if (mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if (IsElement("instance_animation")) + { + int indexUrl = TestAttribute("url"); + if (indexUrl >= 0) + { + const char* url = mReader->getAttributeValue(indexUrl); + if (url[0] != '#') + ThrowException("Unknown reference format"); + + url++; + + clip.second.push_back(url); + } + } + else + { + // ignore the rest + SkipElement(); + } + } + else if (mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if (strcmp(mReader->getNodeName(), "animation_clip") != 0) + ThrowException("Expected end of <animation_clip> element."); + + break; + } + } + + if (clip.second.size() > 0) + { + mAnimationClipLibrary.push_back(clip); + } + } + else { // ignore the rest SkipElement(); } } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + else if (mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "library_animations") != 0) - ThrowException( "Expected end of <library_animations> element."); + if (strcmp(mReader->getNodeName(), "library_animation_clips") != 0) + ThrowException("Expected end of <library_animation_clips> element."); break; } @@ -279,113 +361,205 @@ void ColladaParser::ReadAnimationLibrary() } // ------------------------------------------------------------------------------------------------ -// Reads an animation into the given parent structure -void ColladaParser::ReadAnimation( Collada::Animation* pParent) +// Re-build animations from animation clip library, if present, otherwise combine single-channel animations +void ColladaParser::PostProcessRootAnimations() { - if( mReader->isEmptyElement()) - return; - - // an <animation> element may be a container for grouping sub-elements or an animation channel - // this is the channel collection by ID, in case it has channels - typedef std::map<std::string, AnimationChannel> ChannelMap; - ChannelMap channels; - // this is the anim container in case we're a container - Animation* anim = NULL; - - // optional name given as an attribute - std::string animName; - int indexName = TestAttribute( "name"); - int indexID = TestAttribute( "id"); - if( indexName >= 0) - animName = mReader->getAttributeValue( indexName); - else if( indexID >= 0) - animName = mReader->getAttributeValue( indexID); - else - animName = "animation"; - - while( mReader->read()) + if (mAnimationClipLibrary.size() > 0) { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + Animation temp; + + for (AnimationClipLibrary::iterator it = mAnimationClipLibrary.begin(); it != mAnimationClipLibrary.end(); ++it) { - // we have subanimations - if( IsElement( "animation")) + std::string clipName = it->first; + + Animation *clip = new Animation(); + clip->mName = clipName; + + temp.mSubAnims.push_back(clip); + + for (std::vector<std::string>::iterator a = it->second.begin(); a != it->second.end(); ++a) { - // create container from our element - if( !anim) + std::string animationID = *a; + + AnimationLibrary::iterator animation = mAnimationLibrary.find(animationID); + + if (animation != mAnimationLibrary.end()) { - anim = new Animation; - anim->mName = animName; - pParent->mSubAnims.push_back( anim); - } + Animation *pSourceAnimation = animation->second; - // recurse into the subelement - ReadAnimation( anim); - } - else if( IsElement( "source")) - { - // possible animation data - we'll never know. Better store it - ReadSource(); - } - else if( IsElement( "sampler")) - { - // read the ID to assign the corresponding collada channel afterwards. - int indexID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( indexID); - ChannelMap::iterator newChannel = channels.insert( std::make_pair( id, AnimationChannel())).first; - - // have it read into a channel - ReadAnimationSampler( newChannel->second); - } - else if( IsElement( "channel")) - { - // the binding element whose whole purpose is to provide the target to animate - // Thanks, Collada! A directly posted information would have been too simple, I guess. - // Better add another indirection to that! Can't have enough of those. - int indexTarget = GetAttribute( "target"); - int indexSource = GetAttribute( "source"); - const char* sourceId = mReader->getAttributeValue( indexSource); - if( sourceId[0] == '#') - sourceId++; - ChannelMap::iterator cit = channels.find( sourceId); - if( cit != channels.end()) - cit->second.mTarget = mReader->getAttributeValue( indexTarget); - - if( !mReader->isEmptyElement()) - SkipElement(); - } - else - { - // ignore the rest - SkipElement(); + pSourceAnimation->CollectChannelsRecursively(clip->mChannels); + } } } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "animation") != 0) - ThrowException( "Expected end of <animation> element."); - break; - } - } + mAnims = temp; - // it turned out to have channels - add them - if( !channels.empty()) + // Ensure no double deletes. + temp.mSubAnims.clear(); + } + else { - // special filtering for stupid exporters packing each channel into a separate animation - if( channels.size() == 1) - { - pParent->mChannels.push_back( channels.begin()->second); - } else - { - // else create the animation, if not done yet, and store the channels - if( !anim) + mAnims.CombineSingleChannelAnimations(); + } +} + +// ------------------------------------------------------------------------------------------------ +// Reads the animation library +void ColladaParser::ReadAnimationLibrary() +{ + if (mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "animation")) + { + // delegate the reading. Depending on the inner elements it will be a container or a anim channel + ReadAnimation( &mAnims); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "library_animations") != 0) + ThrowException( "Expected end of <library_animations> element."); + + break; + } + } +} + +// ------------------------------------------------------------------------------------------------ +// Reads an animation into the given parent structure +void ColladaParser::ReadAnimation( Collada::Animation* pParent) +{ + if( mReader->isEmptyElement()) + return; + + // an <animation> element may be a container for grouping sub-elements or an animation channel + // this is the channel collection by ID, in case it has channels + typedef std::map<std::string, AnimationChannel> ChannelMap; + ChannelMap channels; + // this is the anim container in case we're a container + Animation* anim = NULL; + + // optional name given as an attribute + std::string animName; + std::string animID; + int indexName = TestAttribute( "name"); + int indexID = TestAttribute( "id"); + + if (indexID >= 0) + animID = mReader->getAttributeValue(indexID); + + if( indexName >= 0) + animName = mReader->getAttributeValue( indexName); + else if( indexID >= 0) + animName = animID; + else + animName = "animation"; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + // we have subanimations + if( IsElement( "animation")) + { + // create container from our element + if( !anim) + { + anim = new Animation; + anim->mName = animName; + pParent->mSubAnims.push_back( anim); + } + + // recurse into the subelement + ReadAnimation( anim); + } + else if( IsElement( "source")) + { + // possible animation data - we'll never know. Better store it + ReadSource(); + } + else if( IsElement( "sampler")) + { + // read the ID to assign the corresponding collada channel afterwards. + int indexID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( indexID); + ChannelMap::iterator newChannel = channels.insert( std::make_pair( id, AnimationChannel())).first; + + // have it read into a channel + ReadAnimationSampler( newChannel->second); + } + else if( IsElement( "channel")) + { + // the binding element whose whole purpose is to provide the target to animate + // Thanks, Collada! A directly posted information would have been too simple, I guess. + // Better add another indirection to that! Can't have enough of those. + int indexTarget = GetAttribute( "target"); + int indexSource = GetAttribute( "source"); + const char* sourceId = mReader->getAttributeValue( indexSource); + if( sourceId[0] == '#') + sourceId++; + ChannelMap::iterator cit = channels.find( sourceId); + if( cit != channels.end()) + cit->second.mTarget = mReader->getAttributeValue( indexTarget); + + if( !mReader->isEmptyElement()) + SkipElement(); + } + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "animation") != 0) + ThrowException( "Expected end of <animation> element."); + + break; + } + } + + // it turned out to have channels - add them + if( !channels.empty()) + { + // FIXME: Is this essentially doing the same as "single-anim-node" codepath in + // ColladaLoader::StoreAnimations? For now, this has been deferred to after + // all animations and all clips have been read. Due to handling of + // <library_animation_clips> this cannot be done here, as the channel owner + // is lost, and some exporters make up animations by referring to multiple + // single-channel animations from an <instance_animation>. +/* + // special filtering for stupid exporters packing each channel into a separate animation + if( channels.size() == 1) + { + pParent->mChannels.push_back( channels.begin()->second); + } else +*/ + { + // else create the animation, if not done yet, and store the channels + if( !anim) + { + anim = new Animation; + anim->mName = animName; + pParent->mSubAnims.push_back( anim); + } + for( ChannelMap::const_iterator it = channels.begin(); it != channels.end(); ++it) + anim->mChannels.push_back( it->second); + + if (indexID >= 0) { - anim = new Animation; - anim->mName = animName; - pParent->mSubAnims.push_back( anim); + mAnimationLibrary[animID] = anim; } - for( ChannelMap::const_iterator it = channels.begin(); it != channels.end(); ++it) - anim->mChannels.push_back( it->second); } } } @@ -394,24 +568,24 @@ void ColladaParser::ReadAnimation( Collada::Animation* pParent) // Reads an animation sampler into the given anim channel void ColladaParser::ReadAnimationSampler( Collada::AnimationChannel& pChannel) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "input")) - { - int indexSemantic = GetAttribute( "semantic"); - const char* semantic = mReader->getAttributeValue( indexSemantic); - int indexSource = GetAttribute( "source"); - const char* source = mReader->getAttributeValue( indexSource); - if( source[0] != '#') - ThrowException( "Unsupported URL format"); - source++; - - if( strcmp( semantic, "INPUT") == 0) - pChannel.mSourceTimes = source; - else if( strcmp( semantic, "OUTPUT") == 0) - pChannel.mSourceValues = source; + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "input")) + { + int indexSemantic = GetAttribute( "semantic"); + const char* semantic = mReader->getAttributeValue( indexSemantic); + int indexSource = GetAttribute( "source"); + const char* source = mReader->getAttributeValue( indexSource); + if( source[0] != '#') + ThrowException( "Unsupported URL format"); + source++; + + if( strcmp( semantic, "INPUT") == 0) + pChannel.mSourceTimes = source; + else if( strcmp( semantic, "OUTPUT") == 0) + pChannel.mSourceValues = source; else if( strcmp( semantic, "IN_TANGENT") == 0) pChannel.mInTanValues = source; else if( strcmp( semantic, "OUT_TANGENT") == 0) @@ -419,61 +593,61 @@ void ColladaParser::ReadAnimationSampler( Collada::AnimationChannel& pChannel) else if( strcmp( semantic, "INTERPOLATION") == 0) pChannel.mInterpolationValues = source; - if( !mReader->isEmptyElement()) - SkipElement(); - } - else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "sampler") != 0) - ThrowException( "Expected end of <sampler> element."); - - break; - } - } + if( !mReader->isEmptyElement()) + SkipElement(); + } + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "sampler") != 0) + ThrowException( "Expected end of <sampler> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the skeleton controller library void ColladaParser::ReadControllerLibrary() { - if (mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "controller")) - { - // read ID. Ask the spec if it's neccessary or optional... you might be surprised. - int attrID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( attrID); + if (mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "controller")) + { + // read ID. Ask the spec if it's necessary or optional... you might be surprised. + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); - // create an entry and store it in the library under its ID - mControllerLibrary[id] = Controller(); + // create an entry and store it in the library under its ID + mControllerLibrary[id] = Controller(); - // read on from there - ReadController( mControllerLibrary[id]); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "library_controllers") != 0) - ThrowException( "Expected end of <library_controllers> element."); - - break; - } - } + // read on from there + ReadController( mControllerLibrary[id]); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "library_controllers") != 0) + ThrowException( "Expected end of <library_controllers> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ @@ -483,13 +657,13 @@ void ColladaParser::ReadController( Collada::Controller& pController) // initial values pController.mType = Skin; pController.mMethod = Normalized; - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - // two types of controllers: "skin" and "morph". Only the first one is relevant, we skip the other - if( IsElement( "morph")) - { + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + // two types of controllers: "skin" and "morph". Only the first one is relevant, we skip the other + if( IsElement( "morph")) + { pController.mType = Morph; int baseIndex = GetAttribute("source"); pController.mMeshId = mReader->getAttributeValue(baseIndex) + 1; @@ -499,35 +673,35 @@ void ColladaParser::ReadController( Collada::Controller& pController) if (strcmp(method, "RELATIVE") == 0) pController.mMethod = Relative; } - } - else if( IsElement( "skin")) - { - // read the mesh it refers to. According to the spec this could also be another - // controller, but I refuse to implement every single idea they've come up with - int sourceIndex = GetAttribute( "source"); - pController.mMeshId = mReader->getAttributeValue( sourceIndex) + 1; - } - else if( IsElement( "bind_shape_matrix")) - { - // content is 16 floats to define a matrix... it seems to be important for some models - const char* content = GetTextContent(); - - // read the 16 floats - for( unsigned int a = 0; a < 16; a++) - { - // read a number - content = fast_atoreal_move<float>( content, pController.mBindShapeMatrix[a]); - // skip whitespace after it - SkipSpacesAndLineEnd( &content); - } - - TestClosing( "bind_shape_matrix"); - } + } + else if( IsElement( "skin")) + { + // read the mesh it refers to. According to the spec this could also be another + // controller, but I refuse to implement every single idea they've come up with + int sourceIndex = GetAttribute( "source"); + pController.mMeshId = mReader->getAttributeValue( sourceIndex) + 1; + } + else if( IsElement( "bind_shape_matrix")) + { + // content is 16 floats to define a matrix... it seems to be important for some models + const char* content = GetTextContent(); + + // read the 16 floats + for( unsigned int a = 0; a < 16; a++) + { + // read a number + content = fast_atoreal_move<float>( content, pController.mBindShapeMatrix[a]); + // skip whitespace after it + SkipSpacesAndLineEnd( &content); + } + + TestClosing( "bind_shape_matrix"); + } else if( IsElement( "source")) { // data array - we have specialists to handle this ReadSource(); - } + } else if( IsElement( "joints")) { ReadControllerJoints( pController); @@ -535,14 +709,14 @@ void ColladaParser::ReadController( Collada::Controller& pController) else if( IsElement( "vertex_weights")) { ReadControllerWeights( pController); - } - else if ( IsElement( "targets" )) - { - while (mReader->read()) { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if ( IsElement( "input")) { - int semanticsIndex = GetAttribute("semantic"); - int sourceIndex = GetAttribute("source"); + } + else if ( IsElement( "targets" )) + { + while (mReader->read()) { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if ( IsElement( "input")) { + int semanticsIndex = GetAttribute("semantic"); + int sourceIndex = GetAttribute("source"); const char *semantics = mReader->getAttributeValue(semanticsIndex); const char *source = mReader->getAttributeValue(sourceIndex); @@ -562,979 +736,1052 @@ void ColladaParser::ReadController( Collada::Controller& pController) } } } - else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "controller") == 0) - break; + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "controller") == 0) + break; else if( strcmp( mReader->getNodeName(), "skin") != 0 && strcmp( mReader->getNodeName(), "morph") != 0) - ThrowException( "Expected end of <controller> element."); - } - } + ThrowException( "Expected end of <controller> element."); + } + } } // ------------------------------------------------------------------------------------------------ // Reads the joint definitions for the given controller void ColladaParser::ReadControllerJoints( Collada::Controller& pController) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - // Input channels for joint data. Two possible semantics: "JOINT" and "INV_BIND_MATRIX" - if( IsElement( "input")) - { - int indexSemantic = GetAttribute( "semantic"); - const char* attrSemantic = mReader->getAttributeValue( indexSemantic); - int indexSource = GetAttribute( "source"); - const char* attrSource = mReader->getAttributeValue( indexSource); - - // local URLS always start with a '#'. We don't support global URLs - if( attrSource[0] != '#') - ThrowException( boost::str( boost::format( "Unsupported URL format in \"%s\" in source attribute of <joints> data <input> element") % attrSource)); - attrSource++; - - // parse source URL to corresponding source - if( strcmp( attrSemantic, "JOINT") == 0) - pController.mJointNameSource = attrSource; - else if( strcmp( attrSemantic, "INV_BIND_MATRIX") == 0) - pController.mJointOffsetMatrixSource = attrSource; - else - ThrowException( boost::str( boost::format( "Unknown semantic \"%s\" in <joints> data <input> element") % attrSemantic)); - - // skip inner data, if present - if( !mReader->isEmptyElement()) - SkipElement(); - } - else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "joints") != 0) - ThrowException( "Expected end of <joints> element."); - - break; - } - } + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + // Input channels for joint data. Two possible semantics: "JOINT" and "INV_BIND_MATRIX" + if( IsElement( "input")) + { + int indexSemantic = GetAttribute( "semantic"); + const char* attrSemantic = mReader->getAttributeValue( indexSemantic); + int indexSource = GetAttribute( "source"); + const char* attrSource = mReader->getAttributeValue( indexSource); + + // local URLS always start with a '#'. We don't support global URLs + if( attrSource[0] != '#') + ThrowException( format() << "Unsupported URL format in \"" << attrSource << "\" in source attribute of <joints> data <input> element" ); + attrSource++; + + // parse source URL to corresponding source + if( strcmp( attrSemantic, "JOINT") == 0) + pController.mJointNameSource = attrSource; + else if( strcmp( attrSemantic, "INV_BIND_MATRIX") == 0) + pController.mJointOffsetMatrixSource = attrSource; + else + ThrowException( format() << "Unknown semantic \"" << attrSemantic << "\" in <joints> data <input> element" ); + + // skip inner data, if present + if( !mReader->isEmptyElement()) + SkipElement(); + } + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "joints") != 0) + ThrowException( "Expected end of <joints> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the joint weights for the given controller void ColladaParser::ReadControllerWeights( Collada::Controller& pController) { - // read vertex count from attributes and resize the array accordingly - int indexCount = GetAttribute( "count"); - size_t vertexCount = (size_t) mReader->getAttributeValueAsInt( indexCount); - pController.mWeightCounts.resize( vertexCount); - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - // Input channels for weight data. Two possible semantics: "JOINT" and "WEIGHT" - if( IsElement( "input") && vertexCount > 0 ) - { - InputChannel channel; - - int indexSemantic = GetAttribute( "semantic"); - const char* attrSemantic = mReader->getAttributeValue( indexSemantic); - int indexSource = GetAttribute( "source"); - const char* attrSource = mReader->getAttributeValue( indexSource); - int indexOffset = TestAttribute( "offset"); - if( indexOffset >= 0) - channel.mOffset = mReader->getAttributeValueAsInt( indexOffset); - - // local URLS always start with a '#'. We don't support global URLs - if( attrSource[0] != '#') - ThrowException( boost::str( boost::format( "Unsupported URL format in \"%s\" in source attribute of <vertex_weights> data <input> element") % attrSource)); - channel.mAccessor = attrSource + 1; - - // parse source URL to corresponding source - if( strcmp( attrSemantic, "JOINT") == 0) - pController.mWeightInputJoints = channel; - else if( strcmp( attrSemantic, "WEIGHT") == 0) - pController.mWeightInputWeights = channel; - else - ThrowException( boost::str( boost::format( "Unknown semantic \"%s\" in <vertex_weights> data <input> element") % attrSemantic)); - - // skip inner data, if present - if( !mReader->isEmptyElement()) - SkipElement(); - } - else if( IsElement( "vcount") && vertexCount > 0 ) - { - // read weight count per vertex - const char* text = GetTextContent(); - size_t numWeights = 0; - for( std::vector<size_t>::iterator it = pController.mWeightCounts.begin(); it != pController.mWeightCounts.end(); ++it) - { - if( *text == 0) - ThrowException( "Out of data while reading <vcount>"); - - *it = strtoul10( text, &text); - numWeights += *it; - SkipSpacesAndLineEnd( &text); - } + // read vertex count from attributes and resize the array accordingly + int indexCount = GetAttribute( "count"); + size_t vertexCount = (size_t) mReader->getAttributeValueAsInt( indexCount); + pController.mWeightCounts.resize( vertexCount); + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + // Input channels for weight data. Two possible semantics: "JOINT" and "WEIGHT" + if( IsElement( "input") && vertexCount > 0 ) + { + InputChannel channel; + + int indexSemantic = GetAttribute( "semantic"); + const char* attrSemantic = mReader->getAttributeValue( indexSemantic); + int indexSource = GetAttribute( "source"); + const char* attrSource = mReader->getAttributeValue( indexSource); + int indexOffset = TestAttribute( "offset"); + if( indexOffset >= 0) + channel.mOffset = mReader->getAttributeValueAsInt( indexOffset); + + // local URLS always start with a '#'. We don't support global URLs + if( attrSource[0] != '#') + ThrowException( format() << "Unsupported URL format in \"" << attrSource << "\" in source attribute of <vertex_weights> data <input> element" ); + channel.mAccessor = attrSource + 1; + + // parse source URL to corresponding source + if( strcmp( attrSemantic, "JOINT") == 0) + pController.mWeightInputJoints = channel; + else if( strcmp( attrSemantic, "WEIGHT") == 0) + pController.mWeightInputWeights = channel; + else + ThrowException( format() << "Unknown semantic \"" << attrSemantic << "\" in <vertex_weights> data <input> element" ); + + // skip inner data, if present + if( !mReader->isEmptyElement()) + SkipElement(); + } + else if( IsElement( "vcount") && vertexCount > 0 ) + { + // read weight count per vertex + const char* text = GetTextContent(); + size_t numWeights = 0; + for( std::vector<size_t>::iterator it = pController.mWeightCounts.begin(); it != pController.mWeightCounts.end(); ++it) + { + if( *text == 0) + ThrowException( "Out of data while reading <vcount>"); - TestClosing( "vcount"); + *it = strtoul10( text, &text); + numWeights += *it; + SkipSpacesAndLineEnd( &text); + } - // reserve weight count - pController.mWeights.resize( numWeights); - } - else if( IsElement( "v") && vertexCount > 0 ) - { - // read JointIndex - WeightIndex pairs - const char* text = GetTextContent(); + TestClosing( "vcount"); - for( std::vector< std::pair<size_t, size_t> >::iterator it = pController.mWeights.begin(); it != pController.mWeights.end(); ++it) - { - if( *text == 0) - ThrowException( "Out of data while reading <vertex_weights>"); - it->first = strtoul10( text, &text); - SkipSpacesAndLineEnd( &text); - if( *text == 0) - ThrowException( "Out of data while reading <vertex_weights>"); - it->second = strtoul10( text, &text); - SkipSpacesAndLineEnd( &text); - } + // reserve weight count + pController.mWeights.resize( numWeights); + } + else if( IsElement( "v") && vertexCount > 0 ) + { + // read JointIndex - WeightIndex pairs + const char* text = GetTextContent(); - TestClosing( "v"); - } - else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "vertex_weights") != 0) - ThrowException( "Expected end of <vertex_weights> element."); + for( std::vector< std::pair<size_t, size_t> >::iterator it = pController.mWeights.begin(); it != pController.mWeights.end(); ++it) + { + if( *text == 0) + ThrowException( "Out of data while reading <vertex_weights>"); + it->first = strtoul10( text, &text); + SkipSpacesAndLineEnd( &text); + if( *text == 0) + ThrowException( "Out of data while reading <vertex_weights>"); + it->second = strtoul10( text, &text); + SkipSpacesAndLineEnd( &text); + } - break; - } - } + TestClosing( "v"); + } + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "vertex_weights") != 0) + ThrowException( "Expected end of <vertex_weights> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the image library contents void ColladaParser::ReadImageLibrary() { - if( mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "image")) - { - // read ID. Another entry which is "optional" by design but obligatory in reality - int attrID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( attrID); + if( mReader->isEmptyElement()) + return; - // create an entry and store it in the library under its ID - mImageLibrary[id] = Image(); + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "image")) + { + // read ID. Another entry which is "optional" by design but obligatory in reality + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); - // read on from there - ReadImage( mImageLibrary[id]); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "library_images") != 0) - ThrowException( "Expected end of <library_images> element."); + // create an entry and store it in the library under its ID + mImageLibrary[id] = Image(); - break; - } - } + // read on from there + ReadImage( mImageLibrary[id]); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "library_images") != 0) + ThrowException( "Expected end of <library_images> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads an image entry into the given image void ColladaParser::ReadImage( Collada::Image& pImage) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT){ - // Need to run different code paths here, depending on the Collada XSD version - if (IsElement("image")) { + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT){ + // Need to run different code paths here, depending on the Collada XSD version + if (IsElement("image")) { SkipElement(); } - else if( IsElement( "init_from")) - { - if (mFormat == FV_1_4_n) - { - // FIX: C4D exporter writes empty <init_from/> tags - if (!mReader->isEmptyElement()) { - // element content is filename - hopefully - const char* sz = TestTextContent(); - if (sz)pImage.mFileName = sz; - TestClosing( "init_from"); - } - if (!pImage.mFileName.length()) { - pImage.mFileName = "unknown_texture"; - } - } - else if (mFormat == FV_1_5_n) - { - // make sure we skip over mip and array initializations, which - // we don't support, but which could confuse the loader if - // they're not skipped. - int attrib = TestAttribute("array_index"); - if (attrib != -1 && mReader->getAttributeValueAsInt(attrib) > 0) { - DefaultLogger::get()->warn("Collada: Ignoring texture array index"); - continue; - } + else if( IsElement( "init_from")) + { + if (mFormat == FV_1_4_n) + { + // FIX: C4D exporter writes empty <init_from/> tags + if (!mReader->isEmptyElement()) { + // element content is filename - hopefully + const char* sz = TestTextContent(); + if (sz)pImage.mFileName = sz; + TestClosing( "init_from"); + } + if (!pImage.mFileName.length()) { + pImage.mFileName = "unknown_texture"; + } + } + else if (mFormat == FV_1_5_n) + { + // make sure we skip over mip and array initializations, which + // we don't support, but which could confuse the loader if + // they're not skipped. + int attrib = TestAttribute("array_index"); + if (attrib != -1 && mReader->getAttributeValueAsInt(attrib) > 0) { + DefaultLogger::get()->warn("Collada: Ignoring texture array index"); + continue; + } - attrib = TestAttribute("mip_index"); - if (attrib != -1 && mReader->getAttributeValueAsInt(attrib) > 0) { - DefaultLogger::get()->warn("Collada: Ignoring MIP map layer"); - continue; - } + attrib = TestAttribute("mip_index"); + if (attrib != -1 && mReader->getAttributeValueAsInt(attrib) > 0) { + DefaultLogger::get()->warn("Collada: Ignoring MIP map layer"); + continue; + } - // TODO: correctly jump over cube and volume maps? - } - } - else if (mFormat == FV_1_5_n) - { - if( IsElement( "ref")) - { - // element content is filename - hopefully - const char* sz = TestTextContent(); - if (sz)pImage.mFileName = sz; - TestClosing( "ref"); - } - else if( IsElement( "hex") && !pImage.mFileName.length()) - { - // embedded image. get format - const int attrib = TestAttribute("format"); - if (-1 == attrib) - DefaultLogger::get()->warn("Collada: Unknown image file format"); - else pImage.mEmbeddedFormat = mReader->getAttributeValue(attrib); - - const char* data = GetTextContent(); - - // hexadecimal-encoded binary octets. First of all, find the - // required buffer size to reserve enough storage. - const char* cur = data; - while (!IsSpaceOrNewLine(*cur)) cur++; - - const unsigned int size = (unsigned int)(cur-data) * 2; - pImage.mImageData.resize(size); - for (unsigned int i = 0; i < size;++i) - pImage.mImageData[i] = HexOctetToDecimal(data+(i<<1)); - - TestClosing( "hex"); - } - } - else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "image") == 0) - break; - } - } + // TODO: correctly jump over cube and volume maps? + } + } + else if (mFormat == FV_1_5_n) + { + if( IsElement( "ref")) + { + // element content is filename - hopefully + const char* sz = TestTextContent(); + if (sz)pImage.mFileName = sz; + TestClosing( "ref"); + } + else if( IsElement( "hex") && !pImage.mFileName.length()) + { + // embedded image. get format + const int attrib = TestAttribute("format"); + if (-1 == attrib) + DefaultLogger::get()->warn("Collada: Unknown image file format"); + else pImage.mEmbeddedFormat = mReader->getAttributeValue(attrib); + + const char* data = GetTextContent(); + + // hexadecimal-encoded binary octets. First of all, find the + // required buffer size to reserve enough storage. + const char* cur = data; + while (!IsSpaceOrNewLine(*cur)) cur++; + + const unsigned int size = (unsigned int)(cur-data) * 2; + pImage.mImageData.resize(size); + for (unsigned int i = 0; i < size;++i) + pImage.mImageData[i] = HexOctetToDecimal(data+(i<<1)); + + TestClosing( "hex"); + } + } + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "image") == 0) + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the material library void ColladaParser::ReadMaterialLibrary() { - if( mReader->isEmptyElement()) - return; + if( mReader->isEmptyElement()) + return; + + std::map<std::string, int> names; + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "material")) + { + // read ID. By now you probably know my opinion about this "specification" + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "material")) - { - // read ID. By now you propably know my opinion about this "specification" - int attrID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( attrID); + std::string name; + int attrName = TestAttribute("name"); + if (attrName >= 0) + name = mReader->getAttributeValue( attrName); - // create an entry and store it in the library under its ID - ReadMaterial(mMaterialLibrary[id] = Material()); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "library_materials") != 0) - ThrowException( "Expected end of <library_materials> element."); + // create an entry and store it in the library under its ID + mMaterialLibrary[id] = Material(); - break; - } - } + if( !name.empty()) + { + std::map<std::string, int>::iterator it = names.find( name); + if( it != names.end()) + { + std::ostringstream strStream; + strStream << ++it->second; + name.append( " " + strStream.str()); + } + else + { + names[name] = 0; + } + + mMaterialLibrary[id].mName = name; + } + + ReadMaterial( mMaterialLibrary[id]); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "library_materials") != 0) + ThrowException( "Expected end of <library_materials> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the light library void ColladaParser::ReadLightLibrary() { - if( mReader->isEmptyElement()) - return; + if( mReader->isEmptyElement()) + return; - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "light")) - { - // read ID. By now you propably know my opinion about this "specification" - int attrID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( attrID); + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "light")) + { + // read ID. By now you probably know my opinion about this "specification" + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); - // create an entry and store it in the library under its ID - ReadLight(mLightLibrary[id] = Light()); + // create an entry and store it in the library under its ID + ReadLight(mLightLibrary[id] = Light()); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "library_lights") != 0) - ThrowException( "Expected end of <library_lights> element."); - - break; - } - } + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "library_lights") != 0) + ThrowException( "Expected end of <library_lights> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the camera library void ColladaParser::ReadCameraLibrary() { - if( mReader->isEmptyElement()) - return; + if( mReader->isEmptyElement()) + return; - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "camera")) - { - // read ID. By now you propably know my opinion about this "specification" - int attrID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( attrID); - - // create an entry and store it in the library under its ID - Camera& cam = mCameraLibrary[id]; - attrID = TestAttribute( "name"); - if (attrID != -1) - cam.mName = mReader->getAttributeValue( attrID); + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "camera")) + { + // read ID. By now you probably know my opinion about this "specification" + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); - ReadCamera(cam); + // create an entry and store it in the library under its ID + Camera& cam = mCameraLibrary[id]; + attrID = TestAttribute( "name"); + if (attrID != -1) + cam.mName = mReader->getAttributeValue( attrID); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "library_cameras") != 0) - ThrowException( "Expected end of <library_cameras> element."); + ReadCamera(cam); - break; - } - } + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "library_cameras") != 0) + ThrowException( "Expected end of <library_cameras> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a material entry into the given material void ColladaParser::ReadMaterial( Collada::Material& pMaterial) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if (IsElement("material")) { + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if (IsElement("material")) { SkipElement(); } - else if( IsElement( "instance_effect")) - { - // referred effect by URL - int attrUrl = GetAttribute( "url"); - const char* url = mReader->getAttributeValue( attrUrl); - if( url[0] != '#') - ThrowException( "Unknown reference format"); + else if( IsElement( "instance_effect")) + { + // referred effect by URL + int attrUrl = GetAttribute( "url"); + const char* url = mReader->getAttributeValue( attrUrl); + if( url[0] != '#') + ThrowException( "Unknown reference format"); - pMaterial.mEffect = url+1; + pMaterial.mEffect = url+1; - SkipElement(); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "material") != 0) - ThrowException( "Expected end of <material> element."); - - break; - } - } + SkipElement(); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "material") != 0) + ThrowException( "Expected end of <material> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a light entry into the given light void ColladaParser::ReadLight( Collada::Light& pLight) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { if (IsElement("light")) { SkipElement(); } - else if (IsElement("spot")) { - pLight.mType = aiLightSource_SPOT; - } - else if (IsElement("ambient")) { - pLight.mType = aiLightSource_AMBIENT; - } - else if (IsElement("directional")) { - pLight.mType = aiLightSource_DIRECTIONAL; - } - else if (IsElement("point")) { - pLight.mType = aiLightSource_POINT; - } - else if (IsElement("color")) { - // text content contains 3 floats - const char* content = GetTextContent(); - - content = fast_atoreal_move<float>( content, (float&)pLight.mColor.r); - SkipSpacesAndLineEnd( &content); - - content = fast_atoreal_move<float>( content, (float&)pLight.mColor.g); - SkipSpacesAndLineEnd( &content); - - content = fast_atoreal_move<float>( content, (float&)pLight.mColor.b); - SkipSpacesAndLineEnd( &content); - - TestClosing( "color"); - } - else if (IsElement("constant_attenuation")) { - pLight.mAttConstant = ReadFloatFromTextContent(); - TestClosing("constant_attenuation"); - } - else if (IsElement("linear_attenuation")) { - pLight.mAttLinear = ReadFloatFromTextContent(); - TestClosing("linear_attenuation"); - } - else if (IsElement("quadratic_attenuation")) { - pLight.mAttQuadratic = ReadFloatFromTextContent(); - TestClosing("quadratic_attenuation"); - } - else if (IsElement("falloff_angle")) { - pLight.mFalloffAngle = ReadFloatFromTextContent(); - TestClosing("falloff_angle"); - } - else if (IsElement("falloff_exponent")) { - pLight.mFalloffExponent = ReadFloatFromTextContent(); - TestClosing("falloff_exponent"); - } - // FCOLLADA extensions - // ------------------------------------------------------- - else if (IsElement("outer_cone")) { - pLight.mOuterAngle = ReadFloatFromTextContent(); - TestClosing("outer_cone"); - } - // ... and this one is even deprecated - else if (IsElement("penumbra_angle")) { - pLight.mPenumbraAngle = ReadFloatFromTextContent(); - TestClosing("penumbra_angle"); - } - else if (IsElement("intensity")) { - pLight.mIntensity = ReadFloatFromTextContent(); - TestClosing("intensity"); - } - else if (IsElement("falloff")) { - pLight.mOuterAngle = ReadFloatFromTextContent(); - TestClosing("falloff"); - } - else if (IsElement("hotspot_beam")) { - pLight.mFalloffAngle = ReadFloatFromTextContent(); - TestClosing("hotspot_beam"); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "light") == 0) - break; - } - } + else if (IsElement("spot")) { + pLight.mType = aiLightSource_SPOT; + } + else if (IsElement("ambient")) { + pLight.mType = aiLightSource_AMBIENT; + } + else if (IsElement("directional")) { + pLight.mType = aiLightSource_DIRECTIONAL; + } + else if (IsElement("point")) { + pLight.mType = aiLightSource_POINT; + } + else if (IsElement("color")) { + // text content contains 3 floats + const char* content = GetTextContent(); + + content = fast_atoreal_move<float>( content, (float&)pLight.mColor.r); + SkipSpacesAndLineEnd( &content); + + content = fast_atoreal_move<float>( content, (float&)pLight.mColor.g); + SkipSpacesAndLineEnd( &content); + + content = fast_atoreal_move<float>( content, (float&)pLight.mColor.b); + SkipSpacesAndLineEnd( &content); + + TestClosing( "color"); + } + else if (IsElement("constant_attenuation")) { + pLight.mAttConstant = ReadFloatFromTextContent(); + TestClosing("constant_attenuation"); + } + else if (IsElement("linear_attenuation")) { + pLight.mAttLinear = ReadFloatFromTextContent(); + TestClosing("linear_attenuation"); + } + else if (IsElement("quadratic_attenuation")) { + pLight.mAttQuadratic = ReadFloatFromTextContent(); + TestClosing("quadratic_attenuation"); + } + else if (IsElement("falloff_angle")) { + pLight.mFalloffAngle = ReadFloatFromTextContent(); + TestClosing("falloff_angle"); + } + else if (IsElement("falloff_exponent")) { + pLight.mFalloffExponent = ReadFloatFromTextContent(); + TestClosing("falloff_exponent"); + } + // FCOLLADA extensions + // ------------------------------------------------------- + else if (IsElement("outer_cone")) { + pLight.mOuterAngle = ReadFloatFromTextContent(); + TestClosing("outer_cone"); + } + // ... and this one is even deprecated + else if (IsElement("penumbra_angle")) { + pLight.mPenumbraAngle = ReadFloatFromTextContent(); + TestClosing("penumbra_angle"); + } + else if (IsElement("intensity")) { + pLight.mIntensity = ReadFloatFromTextContent(); + TestClosing("intensity"); + } + else if (IsElement("falloff")) { + pLight.mOuterAngle = ReadFloatFromTextContent(); + TestClosing("falloff"); + } + else if (IsElement("hotspot_beam")) { + pLight.mFalloffAngle = ReadFloatFromTextContent(); + TestClosing("hotspot_beam"); + } + // OpenCOLLADA extensions + // ------------------------------------------------------- + else if (IsElement("decay_falloff")) { + pLight.mOuterAngle = ReadFloatFromTextContent(); + TestClosing("decay_falloff"); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "light") == 0) + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a camera entry into the given light void ColladaParser::ReadCamera( Collada::Camera& pCamera) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if (IsElement("camera")) { + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if (IsElement("camera")) { SkipElement(); } - else if (IsElement("orthographic")) { - pCamera.mOrtho = true; - } - else if (IsElement("xfov") || IsElement("xmag")) { - pCamera.mHorFov = ReadFloatFromTextContent(); - TestClosing((pCamera.mOrtho ? "xmag" : "xfov")); - } - else if (IsElement("yfov") || IsElement("ymag")) { - pCamera.mVerFov = ReadFloatFromTextContent(); - TestClosing((pCamera.mOrtho ? "ymag" : "yfov")); - } - else if (IsElement("aspect_ratio")) { - pCamera.mAspect = ReadFloatFromTextContent(); - TestClosing("aspect_ratio"); - } - else if (IsElement("znear")) { - pCamera.mZNear = ReadFloatFromTextContent(); - TestClosing("znear"); - } - else if (IsElement("zfar")) { - pCamera.mZFar = ReadFloatFromTextContent(); - TestClosing("zfar"); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "camera") == 0) - break; - } - } + else if (IsElement("orthographic")) { + pCamera.mOrtho = true; + } + else if (IsElement("xfov") || IsElement("xmag")) { + pCamera.mHorFov = ReadFloatFromTextContent(); + TestClosing((pCamera.mOrtho ? "xmag" : "xfov")); + } + else if (IsElement("yfov") || IsElement("ymag")) { + pCamera.mVerFov = ReadFloatFromTextContent(); + TestClosing((pCamera.mOrtho ? "ymag" : "yfov")); + } + else if (IsElement("aspect_ratio")) { + pCamera.mAspect = ReadFloatFromTextContent(); + TestClosing("aspect_ratio"); + } + else if (IsElement("znear")) { + pCamera.mZNear = ReadFloatFromTextContent(); + TestClosing("znear"); + } + else if (IsElement("zfar")) { + pCamera.mZFar = ReadFloatFromTextContent(); + TestClosing("zfar"); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "camera") == 0) + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the effect library void ColladaParser::ReadEffectLibrary() { - if (mReader->isEmptyElement()) { - return; - } - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "effect")) - { - // read ID. Do I have to repeat my ranting about "optional" attributes? - int attrID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( attrID); - - // create an entry and store it in the library under its ID - mEffectLibrary[id] = Effect(); - // read on from there - ReadEffect( mEffectLibrary[id]); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "library_effects") != 0) - ThrowException( "Expected end of <library_effects> element."); - - break; - } - } + if (mReader->isEmptyElement()) { + return; + } + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "effect")) + { + // read ID. Do I have to repeat my ranting about "optional" attributes? + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); + + // create an entry and store it in the library under its ID + mEffectLibrary[id] = Effect(); + // read on from there + ReadEffect( mEffectLibrary[id]); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "library_effects") != 0) + ThrowException( "Expected end of <library_effects> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads an effect entry into the given effect void ColladaParser::ReadEffect( Collada::Effect& pEffect) { - // for the moment we don't support any other type of effect. - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "profile_COMMON")) - ReadEffectProfileCommon( pEffect); - else - SkipElement(); - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "effect") != 0) - ThrowException( "Expected end of <effect> element."); - - break; - } - } + // for the moment we don't support any other type of effect. + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "profile_COMMON")) + ReadEffectProfileCommon( pEffect); + else + SkipElement(); + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "effect") != 0) + ThrowException( "Expected end of <effect> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads an COMMON effect profile void ColladaParser::ReadEffectProfileCommon( Collada::Effect& pEffect) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "newparam")) { - // save ID - int attrSID = GetAttribute( "sid"); - std::string sid = mReader->getAttributeValue( attrSID); - pEffect.mParams[sid] = EffectParam(); - ReadEffectParam( pEffect.mParams[sid]); - } - else if( IsElement( "technique") || IsElement( "extra")) - { - // just syntactic sugar - } + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "newparam")) { + // save ID + int attrSID = GetAttribute( "sid"); + std::string sid = mReader->getAttributeValue( attrSID); + pEffect.mParams[sid] = EffectParam(); + ReadEffectParam( pEffect.mParams[sid]); + } + else if( IsElement( "technique") || IsElement( "extra")) + { + // just syntactic sugar + } - /* Shading modes */ - else if( IsElement( "phong")) - pEffect.mShadeType = Shade_Phong; - else if( IsElement( "constant")) - pEffect.mShadeType = Shade_Constant; - else if( IsElement( "lambert")) - pEffect.mShadeType = Shade_Lambert; - else if( IsElement( "blinn")) - pEffect.mShadeType = Shade_Blinn; - - /* Color + texture properties */ - else if( IsElement( "emission")) - ReadEffectColor( pEffect.mEmissive, pEffect.mTexEmissive); - else if( IsElement( "ambient")) - ReadEffectColor( pEffect.mAmbient, pEffect.mTexAmbient); - else if( IsElement( "diffuse")) - ReadEffectColor( pEffect.mDiffuse, pEffect.mTexDiffuse); - else if( IsElement( "specular")) - ReadEffectColor( pEffect.mSpecular, pEffect.mTexSpecular); - else if( IsElement( "reflective")) { - ReadEffectColor( pEffect.mReflective, pEffect.mTexReflective); - } - else if( IsElement( "transparent")) { - ReadEffectColor( pEffect.mTransparent,pEffect.mTexTransparent); - } - else if( IsElement( "shininess")) - ReadEffectFloat( pEffect.mShininess); - else if( IsElement( "reflectivity")) - ReadEffectFloat( pEffect.mReflectivity); - - /* Single scalar properties */ - else if( IsElement( "transparency")) - ReadEffectFloat( pEffect.mTransparency); - else if( IsElement( "index_of_refraction")) - ReadEffectFloat( pEffect.mRefractIndex); - - // GOOGLEEARTH/OKINO extensions - // ------------------------------------------------------- - else if( IsElement( "double_sided")) - pEffect.mDoubleSided = ReadBoolFromTextContent(); - - // FCOLLADA extensions - // ------------------------------------------------------- - else if( IsElement( "bump")) { - aiColor4D dummy; - ReadEffectColor( dummy,pEffect.mTexBump); - } + else if( mFormat == FV_1_4_n && IsElement( "image")) + { + // read ID. Another entry which is "optional" by design but obligatory in reality + int attrID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( attrID); - // MAX3D extensions - // ------------------------------------------------------- - else if( IsElement( "wireframe")) { - pEffect.mWireframe = ReadBoolFromTextContent(); - TestClosing( "wireframe"); - } - else if( IsElement( "faceted")) { - pEffect.mFaceted = ReadBoolFromTextContent(); - TestClosing( "faceted"); - } - else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "profile_COMMON") == 0) - { - break; - } - } - } + // create an entry and store it in the library under its ID + mImageLibrary[id] = Image(); + + // read on from there + ReadImage( mImageLibrary[id]); + } + + /* Shading modes */ + else if( IsElement( "phong")) + pEffect.mShadeType = Shade_Phong; + else if( IsElement( "constant")) + pEffect.mShadeType = Shade_Constant; + else if( IsElement( "lambert")) + pEffect.mShadeType = Shade_Lambert; + else if( IsElement( "blinn")) + pEffect.mShadeType = Shade_Blinn; + + /* Color + texture properties */ + else if( IsElement( "emission")) + ReadEffectColor( pEffect.mEmissive, pEffect.mTexEmissive); + else if( IsElement( "ambient")) + ReadEffectColor( pEffect.mAmbient, pEffect.mTexAmbient); + else if( IsElement( "diffuse")) + ReadEffectColor( pEffect.mDiffuse, pEffect.mTexDiffuse); + else if( IsElement( "specular")) + ReadEffectColor( pEffect.mSpecular, pEffect.mTexSpecular); + else if( IsElement( "reflective")) { + ReadEffectColor( pEffect.mReflective, pEffect.mTexReflective); + } + else if( IsElement( "transparent")) { + pEffect.mHasTransparency = true; + + const char* opaque = mReader->getAttributeValueSafe("opaque"); + + if(::strcmp(opaque, "RGB_ZERO") == 0 || ::strcmp(opaque, "RGB_ONE") == 0) { + pEffect.mRGBTransparency = true; + } + + // In RGB_ZERO mode, the transparency is interpreted in reverse, go figure... + if(::strcmp(opaque, "RGB_ZERO") == 0 || ::strcmp(opaque, "A_ZERO") == 0) { + pEffect.mInvertTransparency = true; + } + + ReadEffectColor( pEffect.mTransparent,pEffect.mTexTransparent); + } + else if( IsElement( "shininess")) + ReadEffectFloat( pEffect.mShininess); + else if( IsElement( "reflectivity")) + ReadEffectFloat( pEffect.mReflectivity); + + /* Single scalar properties */ + else if( IsElement( "transparency")) + ReadEffectFloat( pEffect.mTransparency); + else if( IsElement( "index_of_refraction")) + ReadEffectFloat( pEffect.mRefractIndex); + + // GOOGLEEARTH/OKINO extensions + // ------------------------------------------------------- + else if( IsElement( "double_sided")) + pEffect.mDoubleSided = ReadBoolFromTextContent(); + + // FCOLLADA extensions + // ------------------------------------------------------- + else if( IsElement( "bump")) { + aiColor4D dummy; + ReadEffectColor( dummy,pEffect.mTexBump); + } + + // MAX3D extensions + // ------------------------------------------------------- + else if( IsElement( "wireframe")) { + pEffect.mWireframe = ReadBoolFromTextContent(); + TestClosing( "wireframe"); + } + else if( IsElement( "faceted")) { + pEffect.mFaceted = ReadBoolFromTextContent(); + TestClosing( "faceted"); + } + else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "profile_COMMON") == 0) + { + break; + } + } + } } // ------------------------------------------------------------------------------------------------ // Read texture wrapping + UV transform settings from a profile==Maya chunk void ColladaParser::ReadSamplerProperties( Sampler& out ) { - if (mReader->isEmptyElement()) { - return; - } + if (mReader->isEmptyElement()) { + return; + } + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + + // MAYA extensions + // ------------------------------------------------------- + if( IsElement( "wrapU")) { + out.mWrapU = ReadBoolFromTextContent(); + TestClosing( "wrapU"); + } + else if( IsElement( "wrapV")) { + out.mWrapV = ReadBoolFromTextContent(); + TestClosing( "wrapV"); + } + else if( IsElement( "mirrorU")) { + out.mMirrorU = ReadBoolFromTextContent(); + TestClosing( "mirrorU"); + } + else if( IsElement( "mirrorV")) { + out.mMirrorV = ReadBoolFromTextContent(); + TestClosing( "mirrorV"); + } + else if( IsElement( "repeatU")) { + out.mTransform.mScaling.x = ReadFloatFromTextContent(); + TestClosing( "repeatU"); + } + else if( IsElement( "repeatV")) { + out.mTransform.mScaling.y = ReadFloatFromTextContent(); + TestClosing( "repeatV"); + } + else if( IsElement( "offsetU")) { + out.mTransform.mTranslation.x = ReadFloatFromTextContent(); + TestClosing( "offsetU"); + } + else if( IsElement( "offsetV")) { + out.mTransform.mTranslation.y = ReadFloatFromTextContent(); + TestClosing( "offsetV"); + } + else if( IsElement( "rotateUV")) { + out.mTransform.mRotation = ReadFloatFromTextContent(); + TestClosing( "rotateUV"); + } + else if( IsElement( "blend_mode")) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + const char* sz = GetTextContent(); + // http://www.feelingsoftware.com/content/view/55/72/lang,en/ + // NONE, OVER, IN, OUT, ADD, SUBTRACT, MULTIPLY, DIFFERENCE, LIGHTEN, DARKEN, SATURATE, DESATURATE and ILLUMINATE + if (0 == ASSIMP_strincmp(sz,"ADD",3)) + out.mOp = aiTextureOp_Add; - // MAYA extensions - // ------------------------------------------------------- - if( IsElement( "wrapU")) { - out.mWrapU = ReadBoolFromTextContent(); - TestClosing( "wrapU"); - } - else if( IsElement( "wrapV")) { - out.mWrapV = ReadBoolFromTextContent(); - TestClosing( "wrapV"); - } - else if( IsElement( "mirrorU")) { - out.mMirrorU = ReadBoolFromTextContent(); - TestClosing( "mirrorU"); - } - else if( IsElement( "mirrorV")) { - out.mMirrorV = ReadBoolFromTextContent(); - TestClosing( "mirrorV"); - } - else if( IsElement( "repeatU")) { - out.mTransform.mScaling.x = ReadFloatFromTextContent(); - TestClosing( "repeatU"); - } - else if( IsElement( "repeatV")) { - out.mTransform.mScaling.y = ReadFloatFromTextContent(); - TestClosing( "repeatV"); - } - else if( IsElement( "offsetU")) { - out.mTransform.mTranslation.x = ReadFloatFromTextContent(); - TestClosing( "offsetU"); - } - else if( IsElement( "offsetV")) { - out.mTransform.mTranslation.y = ReadFloatFromTextContent(); - TestClosing( "offsetV"); - } - else if( IsElement( "rotateUV")) { - out.mTransform.mRotation = ReadFloatFromTextContent(); - TestClosing( "rotateUV"); - } - else if( IsElement( "blend_mode")) { - - const char* sz = GetTextContent(); - // http://www.feelingsoftware.com/content/view/55/72/lang,en/ - // NONE, OVER, IN, OUT, ADD, SUBTRACT, MULTIPLY, DIFFERENCE, LIGHTEN, DARKEN, SATURATE, DESATURATE and ILLUMINATE - if (0 == ASSIMP_strincmp(sz,"ADD",3)) - out.mOp = aiTextureOp_Add; - - else if (0 == ASSIMP_strincmp(sz,"SUBTRACT",8)) - out.mOp = aiTextureOp_Subtract; - - else if (0 == ASSIMP_strincmp(sz,"MULTIPLY",8)) - out.mOp = aiTextureOp_Multiply; - - else { - DefaultLogger::get()->warn("Collada: Unsupported MAYA texture blend mode"); - } - TestClosing( "blend_mode"); - } - // OKINO extensions - // ------------------------------------------------------- - else if( IsElement( "weighting")) { - out.mWeighting = ReadFloatFromTextContent(); - TestClosing( "weighting"); - } - else if( IsElement( "mix_with_previous_layer")) { - out.mMixWithPrevious = ReadFloatFromTextContent(); - TestClosing( "mix_with_previous_layer"); - } - // MAX3D extensions - // ------------------------------------------------------- - else if( IsElement( "amount")) { - out.mWeighting = ReadFloatFromTextContent(); - TestClosing( "amount"); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "technique") == 0) - break; - } - } + else if (0 == ASSIMP_strincmp(sz,"SUBTRACT",8)) + out.mOp = aiTextureOp_Subtract; + + else if (0 == ASSIMP_strincmp(sz,"MULTIPLY",8)) + out.mOp = aiTextureOp_Multiply; + + else { + DefaultLogger::get()->warn("Collada: Unsupported MAYA texture blend mode"); + } + TestClosing( "blend_mode"); + } + // OKINO extensions + // ------------------------------------------------------- + else if( IsElement( "weighting")) { + out.mWeighting = ReadFloatFromTextContent(); + TestClosing( "weighting"); + } + else if( IsElement( "mix_with_previous_layer")) { + out.mMixWithPrevious = ReadFloatFromTextContent(); + TestClosing( "mix_with_previous_layer"); + } + // MAX3D extensions + // ------------------------------------------------------- + else if( IsElement( "amount")) { + out.mWeighting = ReadFloatFromTextContent(); + TestClosing( "amount"); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "technique") == 0) + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads an effect entry containing a color or a texture defining that color void ColladaParser::ReadEffectColor( aiColor4D& pColor, Sampler& pSampler) { - if (mReader->isEmptyElement()) - return; + if (mReader->isEmptyElement()) + return; - // Save current element name - const std::string curElem = mReader->getNodeName(); + // Save current element name + const std::string curElem = mReader->getNodeName(); - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "color")) - { - // text content contains 4 floats - const char* content = GetTextContent(); + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "color")) + { + // text content contains 4 floats + const char* content = GetTextContent(); - content = fast_atoreal_move<float>( content, (float&)pColor.r); - SkipSpacesAndLineEnd( &content); + content = fast_atoreal_move<float>( content, (float&)pColor.r); + SkipSpacesAndLineEnd( &content); - content = fast_atoreal_move<float>( content, (float&)pColor.g); - SkipSpacesAndLineEnd( &content); + content = fast_atoreal_move<float>( content, (float&)pColor.g); + SkipSpacesAndLineEnd( &content); - content = fast_atoreal_move<float>( content, (float&)pColor.b); - SkipSpacesAndLineEnd( &content); + content = fast_atoreal_move<float>( content, (float&)pColor.b); + SkipSpacesAndLineEnd( &content); - content = fast_atoreal_move<float>( content, (float&)pColor.a); - SkipSpacesAndLineEnd( &content); - TestClosing( "color"); - } - else if( IsElement( "texture")) - { - // get name of source textur/sampler - int attrTex = GetAttribute( "texture"); - pSampler.mName = mReader->getAttributeValue( attrTex); - - // get name of UV source channel. Specification demands it to be there, but some exporters - // don't write it. It will be the default UV channel in case it's missing. - attrTex = TestAttribute( "texcoord"); - if( attrTex >= 0 ) - pSampler.mUVChannel = mReader->getAttributeValue( attrTex); - //SkipElement(); - } - else if( IsElement( "technique")) - { - const int _profile = GetAttribute( "profile"); - const char* profile = mReader->getAttributeValue( _profile ); + content = fast_atoreal_move<float>( content, (float&)pColor.a); + SkipSpacesAndLineEnd( &content); + TestClosing( "color"); + } + else if( IsElement( "texture")) + { + // get name of source textur/sampler + int attrTex = GetAttribute( "texture"); + pSampler.mName = mReader->getAttributeValue( attrTex); + + // get name of UV source channel. Specification demands it to be there, but some exporters + // don't write it. It will be the default UV channel in case it's missing. + attrTex = TestAttribute( "texcoord"); + if( attrTex >= 0 ) + pSampler.mUVChannel = mReader->getAttributeValue( attrTex); + //SkipElement(); + + // as we've read texture, the color needs to be 1,1,1,1 + pColor = aiColor4D(1.f, 1.f, 1.f, 1.f); + } + else if( IsElement( "technique")) + { + const int _profile = GetAttribute( "profile"); + const char* profile = mReader->getAttributeValue( _profile ); - // Some extensions are quite useful ... ReadSamplerProperties processes - // several extensions in MAYA, OKINO and MAX3D profiles. - if (!::strcmp(profile,"MAYA") || !::strcmp(profile,"MAX3D") || !::strcmp(profile,"OKINO")) - { - // get more information on this sampler - ReadSamplerProperties(pSampler); - } - else SkipElement(); - } - else if( !IsElement( "extra")) - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END){ - if (mReader->getNodeName() == curElem) - break; - } - } + // Some extensions are quite useful ... ReadSamplerProperties processes + // several extensions in MAYA, OKINO and MAX3D profiles. + if (!::strcmp(profile,"MAYA") || !::strcmp(profile,"MAX3D") || !::strcmp(profile,"OKINO")) + { + // get more information on this sampler + ReadSamplerProperties(pSampler); + } + else SkipElement(); + } + else if( !IsElement( "extra")) + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END){ + if (mReader->getNodeName() == curElem) + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads an effect entry containing a float void ColladaParser::ReadEffectFloat( float& pFloat) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT){ - if( IsElement( "float")) - { - // text content contains a single floats - const char* content = GetTextContent(); - content = fast_atoreal_move<float>( content, pFloat); - SkipSpacesAndLineEnd( &content); + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT){ + if( IsElement( "float")) + { + // text content contains a single floats + const char* content = GetTextContent(); + content = fast_atoreal_move<float>( content, pFloat); + SkipSpacesAndLineEnd( &content); - TestClosing( "float"); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END){ - break; - } - } + TestClosing( "float"); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END){ + break; + } + } } // ------------------------------------------------------------------------------------------------ -// Reads an effect parameter specification of any kind +// Reads an effect parameter specification of any kind void ColladaParser::ReadEffectParam( Collada::EffectParam& pParam) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "surface")) - { - // image ID given inside <init_from> tags - TestOpening( "init_from"); - const char* content = GetTextContent(); - pParam.mType = Param_Surface; - pParam.mReference = content; - TestClosing( "init_from"); - - // don't care for remaining stuff - SkipElement( "surface"); - } - else if( IsElement( "sampler2D")) - { - // surface ID is given inside <source> tags - TestOpening( "source"); - const char* content = GetTextContent(); - pParam.mType = Param_Sampler; - pParam.mReference = content; - TestClosing( "source"); - - // don't care for remaining stuff - SkipElement( "sampler2D"); - } else - { - // ignore unknown element - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - break; - } - } + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "surface")) + { + // image ID given inside <init_from> tags + TestOpening( "init_from"); + const char* content = GetTextContent(); + pParam.mType = Param_Surface; + pParam.mReference = content; + TestClosing( "init_from"); + + // don't care for remaining stuff + SkipElement( "surface"); + } + else if( IsElement( "sampler2D") && (FV_1_4_n == mFormat || FV_1_3_n == mFormat)) + { + // surface ID is given inside <source> tags + TestOpening( "source"); + const char* content = GetTextContent(); + pParam.mType = Param_Sampler; + pParam.mReference = content; + TestClosing( "source"); + + // don't care for remaining stuff + SkipElement( "sampler2D"); + } + else if( IsElement( "sampler2D")) + { + // surface ID is given inside <instance_image> tags + TestOpening( "instance_image"); + int attrURL = GetAttribute("url"); + const char* url = mReader->getAttributeValue( attrURL); + if( url[0] != '#') + ThrowException( "Unsupported URL format in instance_image"); + url++; + pParam.mType = Param_Sampler; + pParam.mReference = url; + SkipElement( "sampler2D"); + } else + { + // ignore unknown element + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads the geometry library contents void ColladaParser::ReadGeometryLibrary() { - if( mReader->isEmptyElement()) - return; + if( mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "geometry")) + { + // read ID. Another entry which is "optional" by design but obligatory in reality + int indexID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( indexID); - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "geometry")) - { - // read ID. Another entry which is "optional" by design but obligatory in reality - int indexID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( indexID); + // TODO: (thom) support SIDs + // ai_assert( TestAttribute( "sid") == -1); - // TODO: (thom) support SIDs - // ai_assert( TestAttribute( "sid") == -1); + // create a mesh and store it in the library under its ID + Mesh* mesh = new Mesh; + mMeshLibrary[id] = mesh; - // create a mesh and store it in the library under its ID - Mesh* mesh = new Mesh; - mMeshLibrary[id] = mesh; - // read the mesh name if it exists const int nameIndex = TestAttribute("name"); if(nameIndex != -1) @@ -1542,167 +1789,167 @@ void ColladaParser::ReadGeometryLibrary() mesh->mName = mReader->getAttributeValue(nameIndex); } - // read on from there - ReadGeometry( mesh); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "library_geometries") != 0) - ThrowException( "Expected end of <library_geometries> element."); - - break; - } - } + // read on from there + ReadGeometry( mesh); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "library_geometries") != 0) + ThrowException( "Expected end of <library_geometries> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a geometry from the geometry library. void ColladaParser::ReadGeometry( Collada::Mesh* pMesh) { - if( mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "mesh")) - { - // read on from there - ReadMesh( pMesh); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "geometry") != 0) - ThrowException( "Expected end of <geometry> element."); - - break; - } - } + if( mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "mesh")) + { + // read on from there + ReadMesh( pMesh); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "geometry") != 0) + ThrowException( "Expected end of <geometry> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a mesh from the geometry library void ColladaParser::ReadMesh( Mesh* pMesh) { - if( mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "source")) - { - // we have professionals dealing with this - ReadSource(); - } - else if( IsElement( "vertices")) - { - // read per-vertex mesh data - ReadVertexData( pMesh); - } - else if( IsElement( "triangles") || IsElement( "lines") || IsElement( "linestrips") - || IsElement( "polygons") || IsElement( "polylist") || IsElement( "trifans") || IsElement( "tristrips")) - { - // read per-index mesh data and faces setup - ReadIndexData( pMesh); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "technique_common") == 0) - { - // end of another meaningless element - read over it - } - else if( strcmp( mReader->getNodeName(), "mesh") == 0) - { - // end of <mesh> element - we're done here - break; - } else - { - // everything else should be punished - ThrowException( "Expected end of <mesh> element."); - } - } - } + if( mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "source")) + { + // we have professionals dealing with this + ReadSource(); + } + else if( IsElement( "vertices")) + { + // read per-vertex mesh data + ReadVertexData( pMesh); + } + else if( IsElement( "triangles") || IsElement( "lines") || IsElement( "linestrips") + || IsElement( "polygons") || IsElement( "polylist") || IsElement( "trifans") || IsElement( "tristrips")) + { + // read per-index mesh data and faces setup + ReadIndexData( pMesh); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "technique_common") == 0) + { + // end of another meaningless element - read over it + } + else if( strcmp( mReader->getNodeName(), "mesh") == 0) + { + // end of <mesh> element - we're done here + break; + } else + { + // everything else should be punished + ThrowException( "Expected end of <mesh> element."); + } + } + } } // ------------------------------------------------------------------------------------------------ -// Reads a source element +// Reads a source element void ColladaParser::ReadSource() { - int indexID = GetAttribute( "id"); - std::string sourceID = mReader->getAttributeValue( indexID); - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "float_array") || IsElement( "IDREF_array") || IsElement( "Name_array")) - { - ReadDataArray(); - } - else if( IsElement( "technique_common")) - { - // I don't care for your profiles - } - else if( IsElement( "accessor")) - { - ReadAccessor( sourceID); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "source") == 0) - { - // end of <source> - we're done - break; - } - else if( strcmp( mReader->getNodeName(), "technique_common") == 0) - { - // end of another meaningless element - read over it - } else - { - // everything else should be punished - ThrowException( "Expected end of <source> element."); - } - } - } + int indexID = GetAttribute( "id"); + std::string sourceID = mReader->getAttributeValue( indexID); + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "float_array") || IsElement( "IDREF_array") || IsElement( "Name_array")) + { + ReadDataArray(); + } + else if( IsElement( "technique_common")) + { + // I don't care for your profiles + } + else if( IsElement( "accessor")) + { + ReadAccessor( sourceID); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "source") == 0) + { + // end of <source> - we're done + break; + } + else if( strcmp( mReader->getNodeName(), "technique_common") == 0) + { + // end of another meaningless element - read over it + } else + { + // everything else should be punished + ThrowException( "Expected end of <source> element."); + } + } + } } // ------------------------------------------------------------------------------------------------ // Reads a data array holding a number of floats, and stores it in the global library void ColladaParser::ReadDataArray() { - std::string elmName = mReader->getNodeName(); - bool isStringArray = (elmName == "IDREF_array" || elmName == "Name_array"); + std::string elmName = mReader->getNodeName(); + bool isStringArray = (elmName == "IDREF_array" || elmName == "Name_array"); bool isEmptyElement = mReader->isEmptyElement(); - // read attributes - int indexID = GetAttribute( "id"); - std::string id = mReader->getAttributeValue( indexID); - int indexCount = GetAttribute( "count"); - unsigned int count = (unsigned int) mReader->getAttributeValueAsInt( indexCount); - const char* content = TestTextContent(); + // read attributes + int indexID = GetAttribute( "id"); + std::string id = mReader->getAttributeValue( indexID); + int indexCount = GetAttribute( "count"); + unsigned int count = (unsigned int) mReader->getAttributeValueAsInt( indexCount); + const char* content = TestTextContent(); // read values and store inside an array in the data library mDataLibrary[id] = Data(); @@ -1710,43 +1957,43 @@ void ColladaParser::ReadDataArray() data.mIsStringArray = isStringArray; // some exporters write empty data arrays, but we need to conserve them anyways because others might reference them - if (content) - { - if( isStringArray) - { - data.mStrings.reserve( count); - std::string s; + if (content) + { + if( isStringArray) + { + data.mStrings.reserve( count); + std::string s; - for( unsigned int a = 0; a < count; a++) - { - if( *content == 0) - ThrowException( "Expected more values while reading IDREF_array contents."); + for( unsigned int a = 0; a < count; a++) + { + if( *content == 0) + ThrowException( "Expected more values while reading IDREF_array contents."); - s.clear(); - while( !IsSpaceOrNewLine( *content)) - s += *content++; - data.mStrings.push_back( s); + s.clear(); + while( !IsSpaceOrNewLine( *content)) + s += *content++; + data.mStrings.push_back( s); - SkipSpacesAndLineEnd( &content); - } - } else - { - data.mValues.reserve( count); + SkipSpacesAndLineEnd( &content); + } + } else + { + data.mValues.reserve( count); - for( unsigned int a = 0; a < count; a++) - { - if( *content == 0) - ThrowException( "Expected more values while reading float_array contents."); - - float value; - // read a number - content = fast_atoreal_move<float>( content, value); - data.mValues.push_back( value); - // skip whitespace after it - SkipSpacesAndLineEnd( &content); - } - } - } + for( unsigned int a = 0; a < count; a++) + { + if( *content == 0) + ThrowException( "Expected more values while reading float_array contents."); + + float value; + // read a number + content = fast_atoreal_move<float>( content, value); + data.mValues.push_back( value); + // skip whitespace after it + SkipSpacesAndLineEnd( &content); + } + } + } // test for closing tag if( !isEmptyElement ) @@ -1757,1037 +2004,1102 @@ void ColladaParser::ReadDataArray() // Reads an accessor and stores it in the global library void ColladaParser::ReadAccessor( const std::string& pID) { - // read accessor attributes - int attrSource = GetAttribute( "source"); - const char* source = mReader->getAttributeValue( attrSource); - if( source[0] != '#') - ThrowException( boost::str( boost::format( "Unknown reference format in url \"%s\" in source attribute of <accessor> element.") % source)); - int attrCount = GetAttribute( "count"); - unsigned int count = (unsigned int) mReader->getAttributeValueAsInt( attrCount); - int attrOffset = TestAttribute( "offset"); - unsigned int offset = 0; - if( attrOffset > -1) - offset = (unsigned int) mReader->getAttributeValueAsInt( attrOffset); - int attrStride = TestAttribute( "stride"); - unsigned int stride = 1; - if( attrStride > -1) - stride = (unsigned int) mReader->getAttributeValueAsInt( attrStride); - - // store in the library under the given ID - mAccessorLibrary[pID] = Accessor(); - Accessor& acc = mAccessorLibrary[pID]; - acc.mCount = count; - acc.mOffset = offset; - acc.mStride = stride; - acc.mSource = source+1; // ignore the leading '#' - acc.mSize = 0; // gets incremented with every param - - // and read the components - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "param")) - { - // read data param - int attrName = TestAttribute( "name"); - std::string name; - if( attrName > -1) - { - name = mReader->getAttributeValue( attrName); - - // analyse for common type components and store it's sub-offset in the corresponding field - - /* Cartesian coordinates */ - if( name == "X") acc.mSubOffset[0] = acc.mParams.size(); - else if( name == "Y") acc.mSubOffset[1] = acc.mParams.size(); - else if( name == "Z") acc.mSubOffset[2] = acc.mParams.size(); - - /* RGBA colors */ - else if( name == "R") acc.mSubOffset[0] = acc.mParams.size(); - else if( name == "G") acc.mSubOffset[1] = acc.mParams.size(); - else if( name == "B") acc.mSubOffset[2] = acc.mParams.size(); - else if( name == "A") acc.mSubOffset[3] = acc.mParams.size(); - - /* UVWQ (STPQ) texture coordinates */ - else if( name == "S") acc.mSubOffset[0] = acc.mParams.size(); - else if( name == "T") acc.mSubOffset[1] = acc.mParams.size(); - else if( name == "P") acc.mSubOffset[2] = acc.mParams.size(); - // else if( name == "Q") acc.mSubOffset[3] = acc.mParams.size(); - /* 4D uv coordinates are not supported in Assimp */ - - /* Generic extra data, interpreted as UV data, too*/ - else if( name == "U") acc.mSubOffset[0] = acc.mParams.size(); - else if( name == "V") acc.mSubOffset[1] = acc.mParams.size(); - //else - // DefaultLogger::get()->warn( boost::str( boost::format( "Unknown accessor parameter \"%s\". Ignoring data channel.") % name)); - } + // read accessor attributes + int attrSource = GetAttribute( "source"); + const char* source = mReader->getAttributeValue( attrSource); + if( source[0] != '#') + ThrowException( format() << "Unknown reference format in url \"" << source << "\" in source attribute of <accessor> element." ); + int attrCount = GetAttribute( "count"); + unsigned int count = (unsigned int) mReader->getAttributeValueAsInt( attrCount); + int attrOffset = TestAttribute( "offset"); + unsigned int offset = 0; + if( attrOffset > -1) + offset = (unsigned int) mReader->getAttributeValueAsInt( attrOffset); + int attrStride = TestAttribute( "stride"); + unsigned int stride = 1; + if( attrStride > -1) + stride = (unsigned int) mReader->getAttributeValueAsInt( attrStride); + + // store in the library under the given ID + mAccessorLibrary[pID] = Accessor(); + Accessor& acc = mAccessorLibrary[pID]; + acc.mCount = count; + acc.mOffset = offset; + acc.mStride = stride; + acc.mSource = source+1; // ignore the leading '#' + acc.mSize = 0; // gets incremented with every param + + // and read the components + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "param")) + { + // read data param + int attrName = TestAttribute( "name"); + std::string name; + if( attrName > -1) + { + name = mReader->getAttributeValue( attrName); + + // analyse for common type components and store it's sub-offset in the corresponding field + + /* Cartesian coordinates */ + if( name == "X") acc.mSubOffset[0] = acc.mParams.size(); + else if( name == "Y") acc.mSubOffset[1] = acc.mParams.size(); + else if( name == "Z") acc.mSubOffset[2] = acc.mParams.size(); + + /* RGBA colors */ + else if( name == "R") acc.mSubOffset[0] = acc.mParams.size(); + else if( name == "G") acc.mSubOffset[1] = acc.mParams.size(); + else if( name == "B") acc.mSubOffset[2] = acc.mParams.size(); + else if( name == "A") acc.mSubOffset[3] = acc.mParams.size(); + + /* UVWQ (STPQ) texture coordinates */ + else if( name == "S") acc.mSubOffset[0] = acc.mParams.size(); + else if( name == "T") acc.mSubOffset[1] = acc.mParams.size(); + else if( name == "P") acc.mSubOffset[2] = acc.mParams.size(); + // else if( name == "Q") acc.mSubOffset[3] = acc.mParams.size(); + /* 4D uv coordinates are not supported in Assimp */ + + /* Generic extra data, interpreted as UV data, too*/ + else if( name == "U") acc.mSubOffset[0] = acc.mParams.size(); + else if( name == "V") acc.mSubOffset[1] = acc.mParams.size(); + //else + // DefaultLogger::get()->warn( format() << "Unknown accessor parameter \"" << name << "\". Ignoring data channel." ); + } - // read data type - int attrType = TestAttribute( "type"); - if( attrType > -1) - { - // for the moment we only distinguish between a 4x4 matrix and anything else. - // TODO: (thom) I don't have a spec here at work. Check if there are other multi-value types - // which should be tested for here. - std::string type = mReader->getAttributeValue( attrType); - if( type == "float4x4") - acc.mSize += 16; - else - acc.mSize += 1; - } + // read data type + int attrType = TestAttribute( "type"); + if( attrType > -1) + { + // for the moment we only distinguish between a 4x4 matrix and anything else. + // TODO: (thom) I don't have a spec here at work. Check if there are other multi-value types + // which should be tested for here. + std::string type = mReader->getAttributeValue( attrType); + if( type == "float4x4") + acc.mSize += 16; + else + acc.mSize += 1; + } - acc.mParams.push_back( name); + acc.mParams.push_back( name); - // skip remaining stuff of this element, if any - SkipElement(); - } else - { - ThrowException( boost::str( boost::format( "Unexpected sub element <%s> in tag <accessor>") % mReader->getNodeName())); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "accessor") != 0) - ThrowException( "Expected end of <accessor> element."); - break; - } - } + // skip remaining stuff of this element, if any + SkipElement(); + } else + { + ThrowException( format() << "Unexpected sub element <" << mReader->getNodeName() << "> in tag <accessor>" ); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "accessor") != 0) + ThrowException( "Expected end of <accessor> element."); + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads input declarations of per-vertex mesh data into the given mesh void ColladaParser::ReadVertexData( Mesh* pMesh) { - // extract the ID of the <vertices> element. Not that we care, but to catch strange referencing schemes we should warn about - int attrID= GetAttribute( "id"); - pMesh->mVertexID = mReader->getAttributeValue( attrID); - - // a number of <input> elements - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "input")) - { - ReadInputChannel( pMesh->mPerVertexData); - } else - { - ThrowException( boost::str( boost::format( "Unexpected sub element <%s> in tag <vertices>") % mReader->getNodeName())); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "vertices") != 0) - ThrowException( "Expected end of <vertices> element."); - - break; - } - } + // extract the ID of the <vertices> element. Not that we care, but to catch strange referencing schemes we should warn about + int attrID= GetAttribute( "id"); + pMesh->mVertexID = mReader->getAttributeValue( attrID); + + // a number of <input> elements + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "input")) + { + ReadInputChannel( pMesh->mPerVertexData); + } else + { + ThrowException( format() << "Unexpected sub element <" << mReader->getNodeName() << "> in tag <vertices>" ); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "vertices") != 0) + ThrowException( "Expected end of <vertices> element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads input declarations of per-index mesh data into the given mesh void ColladaParser::ReadIndexData( Mesh* pMesh) { - std::vector<size_t> vcount; - std::vector<InputChannel> perIndexData; - - // read primitive count from the attribute - int attrCount = GetAttribute( "count"); - size_t numPrimitives = (size_t) mReader->getAttributeValueAsInt( attrCount); - - // material subgroup - int attrMaterial = TestAttribute( "material"); - SubMesh subgroup; - if( attrMaterial > -1) - subgroup.mMaterial = mReader->getAttributeValue( attrMaterial); - subgroup.mNumFaces = numPrimitives; - pMesh->mSubMeshes.push_back( subgroup); - - // distinguish between polys and triangles - std::string elementName = mReader->getNodeName(); - PrimitiveType primType = Prim_Invalid; - if( IsElement( "lines")) - primType = Prim_Lines; - else if( IsElement( "linestrips")) - primType = Prim_LineStrip; - else if( IsElement( "polygons")) - primType = Prim_Polygon; - else if( IsElement( "polylist")) - primType = Prim_Polylist; - else if( IsElement( "triangles")) - primType = Prim_Triangles; - else if( IsElement( "trifans")) - primType = Prim_TriFans; - else if( IsElement( "tristrips")) - primType = Prim_TriStrips; - - ai_assert( primType != Prim_Invalid); - - // also a number of <input> elements, but in addition a <p> primitive collection and propably index counts for all primitives - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "input")) - { - ReadInputChannel( perIndexData); - } - else if( IsElement( "vcount")) - { - if( !mReader->isEmptyElement()) - { - if (numPrimitives) // It is possible to define a mesh without any primitives - { - // case <polylist> - specifies the number of indices for each polygon - const char* content = GetTextContent(); - vcount.reserve( numPrimitives); - for( unsigned int a = 0; a < numPrimitives; a++) - { - if( *content == 0) - ThrowException( "Expected more values while reading <vcount> contents."); - // read a number - vcount.push_back( (size_t) strtoul10( content, &content)); - // skip whitespace after it - SkipSpacesAndLineEnd( &content); - } - } - - TestClosing( "vcount"); - } - } - else if( IsElement( "p")) - { - if( !mReader->isEmptyElement()) - { - // now here the actual fun starts - these are the indices to construct the mesh data from - ReadPrimitives( pMesh, perIndexData, numPrimitives, vcount, primType); - } - } else - { - ThrowException( boost::str( boost::format( "Unexpected sub element <%s> in tag <%s>") % mReader->getNodeName() % elementName)); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( mReader->getNodeName() != elementName) - ThrowException( boost::str( boost::format( "Expected end of <%s> element.") % elementName)); + std::vector<size_t> vcount; + std::vector<InputChannel> perIndexData; + + // read primitive count from the attribute + int attrCount = GetAttribute( "count"); + size_t numPrimitives = (size_t) mReader->getAttributeValueAsInt( attrCount); + // some mesh types (e.g. tristrips) don't specify primitive count upfront, + // so we need to sum up the actual number of primitives while we read the <p>-tags + size_t actualPrimitives = 0; + + // material subgroup + int attrMaterial = TestAttribute( "material"); + SubMesh subgroup; + if( attrMaterial > -1) + subgroup.mMaterial = mReader->getAttributeValue( attrMaterial); + + // distinguish between polys and triangles + std::string elementName = mReader->getNodeName(); + PrimitiveType primType = Prim_Invalid; + if( IsElement( "lines")) + primType = Prim_Lines; + else if( IsElement( "linestrips")) + primType = Prim_LineStrip; + else if( IsElement( "polygons")) + primType = Prim_Polygon; + else if( IsElement( "polylist")) + primType = Prim_Polylist; + else if( IsElement( "triangles")) + primType = Prim_Triangles; + else if( IsElement( "trifans")) + primType = Prim_TriFans; + else if( IsElement( "tristrips")) + primType = Prim_TriStrips; + + ai_assert( primType != Prim_Invalid); + + // also a number of <input> elements, but in addition a <p> primitive collection and probably index counts for all primitives + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "input")) + { + ReadInputChannel( perIndexData); + } + else if( IsElement( "vcount")) + { + if( !mReader->isEmptyElement()) + { + if (numPrimitives) // It is possible to define a mesh without any primitives + { + // case <polylist> - specifies the number of indices for each polygon + const char* content = GetTextContent(); + vcount.reserve( numPrimitives); + for( unsigned int a = 0; a < numPrimitives; a++) + { + if( *content == 0) + ThrowException( "Expected more values while reading <vcount> contents."); + // read a number + vcount.push_back( (size_t) strtoul10( content, &content)); + // skip whitespace after it + SkipSpacesAndLineEnd( &content); + } + } - break; - } - } + TestClosing( "vcount"); + } + } + else if( IsElement( "p")) + { + if( !mReader->isEmptyElement()) + { + // now here the actual fun starts - these are the indices to construct the mesh data from + actualPrimitives += ReadPrimitives(pMesh, perIndexData, numPrimitives, vcount, primType); + } + } + else if (IsElement("extra")) + { + SkipElement("extra"); + } else + { + ThrowException( format() << "Unexpected sub element <" << mReader->getNodeName() << "> in tag <" << elementName << ">" ); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( mReader->getNodeName() != elementName) + ThrowException( format() << "Expected end of <" << elementName << "> element." ); + + break; + } + } + +#ifdef ASSIMP_BUILD_DEBUG + if (primType != Prim_TriFans && primType != Prim_TriStrips && + primType != Prim_Lines) { // this is ONLY to workaround a bug in SketchUp 15.3.331 where it writes the wrong 'count' when it writes out the 'lines'. + ai_assert(actualPrimitives == numPrimitives); + } +#endif + + // only when we're done reading all <p> tags (and thus know the final vertex count) can we commit the submesh + subgroup.mNumFaces = actualPrimitives; + pMesh->mSubMeshes.push_back(subgroup); } // ------------------------------------------------------------------------------------------------ -// Reads a single input channel element and stores it in the given array, if valid +// Reads a single input channel element and stores it in the given array, if valid void ColladaParser::ReadInputChannel( std::vector<InputChannel>& poChannels) { - InputChannel channel; - - // read semantic - int attrSemantic = GetAttribute( "semantic"); - std::string semantic = mReader->getAttributeValue( attrSemantic); - channel.mType = GetTypeForSemantic( semantic); - - // read source - int attrSource = GetAttribute( "source"); - const char* source = mReader->getAttributeValue( attrSource); - if( source[0] != '#') - ThrowException( boost::str( boost::format( "Unknown reference format in url \"%s\" in source attribute of <input> element.") % source)); - channel.mAccessor = source+1; // skipping the leading #, hopefully the remaining text is the accessor ID only - - // read index offset, if per-index <input> - int attrOffset = TestAttribute( "offset"); - if( attrOffset > -1) - channel.mOffset = mReader->getAttributeValueAsInt( attrOffset); - - // read set if texture coordinates - if(channel.mType == IT_Texcoord || channel.mType == IT_Color){ - int attrSet = TestAttribute("set"); - if(attrSet > -1){ - attrSet = mReader->getAttributeValueAsInt( attrSet); - if(attrSet < 0) - ThrowException( boost::str( boost::format( "Invalid index \"%i\" in set attribute of <input> element") % (attrSet))); - - channel.mIndex = attrSet; - } - } - - // store, if valid type - if( channel.mType != IT_Invalid) - poChannels.push_back( channel); - - // skip remaining stuff of this element, if any - SkipElement(); + InputChannel channel; + + // read semantic + int attrSemantic = GetAttribute( "semantic"); + std::string semantic = mReader->getAttributeValue( attrSemantic); + channel.mType = GetTypeForSemantic( semantic); + + // read source + int attrSource = GetAttribute( "source"); + const char* source = mReader->getAttributeValue( attrSource); + if( source[0] != '#') + ThrowException( format() << "Unknown reference format in url \"" << source << "\" in source attribute of <input> element." ); + channel.mAccessor = source+1; // skipping the leading #, hopefully the remaining text is the accessor ID only + + // read index offset, if per-index <input> + int attrOffset = TestAttribute( "offset"); + if( attrOffset > -1) + channel.mOffset = mReader->getAttributeValueAsInt( attrOffset); + + // read set if texture coordinates + if(channel.mType == IT_Texcoord || channel.mType == IT_Color){ + int attrSet = TestAttribute("set"); + if(attrSet > -1){ + attrSet = mReader->getAttributeValueAsInt( attrSet); + if(attrSet < 0) + ThrowException( format() << "Invalid index \"" << (attrSet) << "\" in set attribute of <input> element" ); + + channel.mIndex = attrSet; + } + } + + // store, if valid type + if( channel.mType != IT_Invalid) + poChannels.push_back( channel); + + // skip remaining stuff of this element, if any + SkipElement(); } // ------------------------------------------------------------------------------------------------ // Reads a <p> primitive index list and assembles the mesh data into the given mesh -void ColladaParser::ReadPrimitives( Mesh* pMesh, std::vector<InputChannel>& pPerIndexChannels, - size_t pNumPrimitives, const std::vector<size_t>& pVCount, PrimitiveType pPrimType) +size_t ColladaParser::ReadPrimitives( Mesh* pMesh, std::vector<InputChannel>& pPerIndexChannels, + size_t pNumPrimitives, const std::vector<size_t>& pVCount, PrimitiveType pPrimType) { - // determine number of indices coming per vertex - // find the offset index for all per-vertex channels - size_t numOffsets = 1; - size_t perVertexOffset = SIZE_MAX; // invalid value - BOOST_FOREACH( const InputChannel& channel, pPerIndexChannels) - { - numOffsets = std::max( numOffsets, channel.mOffset+1); - if( channel.mType == IT_Vertex) - perVertexOffset = channel.mOffset; - } - - // determine the expected number of indices - size_t expectedPointCount = 0; - switch( pPrimType) - { - case Prim_Polylist: - { - BOOST_FOREACH( size_t i, pVCount) - expectedPointCount += i; - break; - } - case Prim_Lines: - expectedPointCount = 2 * pNumPrimitives; - break; - case Prim_Triangles: - expectedPointCount = 3 * pNumPrimitives; - break; - default: - // other primitive types don't state the index count upfront... we need to guess - break; - } - - // and read all indices into a temporary array - std::vector<size_t> indices; - if( expectedPointCount > 0) - indices.reserve( expectedPointCount * numOffsets); - - if (pNumPrimitives > 0) // It is possible to not contain any indicies - { - const char* content = GetTextContent(); - while( *content != 0) - { - // read a value. - // Hack: (thom) Some exporters put negative indices sometimes. We just try to carry on anyways. - int value = std::max( 0, strtol10( content, &content)); - indices.push_back( size_t( value)); - // skip whitespace after it - SkipSpacesAndLineEnd( &content); - } - } - - // complain if the index count doesn't fit - if( expectedPointCount > 0 && indices.size() != expectedPointCount * numOffsets) - ThrowException( "Expected different index count in <p> element."); - else if( expectedPointCount == 0 && (indices.size() % numOffsets) != 0) + // determine number of indices coming per vertex + // find the offset index for all per-vertex channels + size_t numOffsets = 1; + size_t perVertexOffset = SIZE_MAX; // invalid value + for( const InputChannel& channel : pPerIndexChannels) + { + numOffsets = std::max( numOffsets, channel.mOffset+1); + if( channel.mType == IT_Vertex) + perVertexOffset = channel.mOffset; + } + + // determine the expected number of indices + size_t expectedPointCount = 0; + switch( pPrimType) + { + case Prim_Polylist: + { + for( size_t i : pVCount) + expectedPointCount += i; + break; + } + case Prim_Lines: + expectedPointCount = 2 * pNumPrimitives; + break; + case Prim_Triangles: + expectedPointCount = 3 * pNumPrimitives; + break; + default: + // other primitive types don't state the index count upfront... we need to guess + break; + } + + // and read all indices into a temporary array + std::vector<size_t> indices; + if( expectedPointCount > 0) + indices.reserve( expectedPointCount * numOffsets); + + if (pNumPrimitives > 0) // It is possible to not contain any indices + { + const char* content = GetTextContent(); + while( *content != 0) + { + // read a value. + // Hack: (thom) Some exporters put negative indices sometimes. We just try to carry on anyways. + int value = std::max( 0, strtol10( content, &content)); + indices.push_back( size_t( value)); + // skip whitespace after it + SkipSpacesAndLineEnd( &content); + } + } + + // complain if the index count doesn't fit + if( expectedPointCount > 0 && indices.size() != expectedPointCount * numOffsets) { + if (pPrimType == Prim_Lines) { + // HACK: We just fix this number since SketchUp 15.3.331 writes the wrong 'count' for 'lines' + ReportWarning( "Expected different index count in <p> element, %d instead of %d.", indices.size(), expectedPointCount * numOffsets); + pNumPrimitives = (indices.size() / numOffsets) / 2; + } else + ThrowException( "Expected different index count in <p> element."); + + } else if( expectedPointCount == 0 && (indices.size() % numOffsets) != 0) ThrowException( "Expected different index count in <p> element."); - // find the data for all sources + // find the data for all sources for( std::vector<InputChannel>::iterator it = pMesh->mPerVertexData.begin(); it != pMesh->mPerVertexData.end(); ++it) - { + { InputChannel& input = *it; - if( input.mResolved) - continue; - - // find accessor - input.mResolved = &ResolveLibraryReference( mAccessorLibrary, input.mAccessor); - // resolve accessor's data pointer as well, if neccessary - const Accessor* acc = input.mResolved; - if( !acc->mData) - acc->mData = &ResolveLibraryReference( mDataLibrary, acc->mSource); - } - // and the same for the per-index channels + if( input.mResolved) + continue; + + // find accessor + input.mResolved = &ResolveLibraryReference( mAccessorLibrary, input.mAccessor); + // resolve accessor's data pointer as well, if necessary + const Accessor* acc = input.mResolved; + if( !acc->mData) + acc->mData = &ResolveLibraryReference( mDataLibrary, acc->mSource); + } + // and the same for the per-index channels for( std::vector<InputChannel>::iterator it = pPerIndexChannels.begin(); it != pPerIndexChannels.end(); ++it) { InputChannel& input = *it; - if( input.mResolved) - continue; - - // ignore vertex pointer, it doesn't refer to an accessor - if( input.mType == IT_Vertex) - { - // warn if the vertex channel does not refer to the <vertices> element in the same mesh - if( input.mAccessor != pMesh->mVertexID) - ThrowException( "Unsupported vertex referencing scheme."); - continue; - } - - // find accessor - input.mResolved = &ResolveLibraryReference( mAccessorLibrary, input.mAccessor); - // resolve accessor's data pointer as well, if neccessary - const Accessor* acc = input.mResolved; - if( !acc->mData) - acc->mData = &ResolveLibraryReference( mDataLibrary, acc->mSource); - } - - - // now assemble vertex data according to those indices - std::vector<size_t>::const_iterator idx = indices.begin(); - - // For continued primitives, the given count does not come all in one <p>, but only one primitive per <p> - size_t numPrimitives = pNumPrimitives; - if( pPrimType == Prim_TriFans || pPrimType == Prim_Polygon) - numPrimitives = 1; + if( input.mResolved) + continue; + + // ignore vertex pointer, it doesn't refer to an accessor + if( input.mType == IT_Vertex) + { + // warn if the vertex channel does not refer to the <vertices> element in the same mesh + if( input.mAccessor != pMesh->mVertexID) + ThrowException( "Unsupported vertex referencing scheme."); + continue; + } + + // find accessor + input.mResolved = &ResolveLibraryReference( mAccessorLibrary, input.mAccessor); + // resolve accessor's data pointer as well, if necessary + const Accessor* acc = input.mResolved; + if( !acc->mData) + acc->mData = &ResolveLibraryReference( mDataLibrary, acc->mSource); + } + + // For continued primitives, the given count does not come all in one <p>, but only one primitive per <p> + size_t numPrimitives = pNumPrimitives; + if( pPrimType == Prim_TriFans || pPrimType == Prim_Polygon) + numPrimitives = 1; + // For continued primitives, the given count is actually the number of <p>'s inside the parent tag + if ( pPrimType == Prim_TriStrips){ + size_t numberOfVertices = indices.size() / numOffsets; + numPrimitives = numberOfVertices - 2; + } + + pMesh->mFaceSize.reserve( numPrimitives); + pMesh->mFacePosIndices.reserve( indices.size() / numOffsets); + + size_t polylistStartVertex = 0; + for (size_t currentPrimitive = 0; currentPrimitive < numPrimitives; currentPrimitive++) + { + // determine number of points for this primitive + size_t numPoints = 0; + switch( pPrimType) + { + case Prim_Lines: + numPoints = 2; + for (size_t currentVertex = 0; currentVertex < numPoints; currentVertex++) + CopyVertex(currentVertex, numOffsets, numPoints, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + break; + case Prim_Triangles: + numPoints = 3; + for (size_t currentVertex = 0; currentVertex < numPoints; currentVertex++) + CopyVertex(currentVertex, numOffsets, numPoints, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + break; + case Prim_TriStrips: + numPoints = 3; + ReadPrimTriStrips(numOffsets, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + break; + case Prim_Polylist: + numPoints = pVCount[currentPrimitive]; + for (size_t currentVertex = 0; currentVertex < numPoints; currentVertex++) + CopyVertex(polylistStartVertex + currentVertex, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, 0, indices); + polylistStartVertex += numPoints; + break; + case Prim_TriFans: + case Prim_Polygon: + numPoints = indices.size() / numOffsets; + for (size_t currentVertex = 0; currentVertex < numPoints; currentVertex++) + CopyVertex(currentVertex, numOffsets, numPoints, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + break; + default: + // LineStrip is not supported due to expected index unmangling + ThrowException( "Unsupported primitive type."); + break; + } + + // store the face size to later reconstruct the face from + pMesh->mFaceSize.push_back( numPoints); + } + + // if I ever get my hands on that guy who invented this steaming pile of indirection... + TestClosing( "p"); + return numPrimitives; +} - pMesh->mFaceSize.reserve( numPrimitives); - pMesh->mFacePosIndices.reserve( indices.size() / numOffsets); +void ColladaParser::CopyVertex(size_t currentVertex, size_t numOffsets, size_t numPoints, size_t perVertexOffset, Mesh* pMesh, std::vector<InputChannel>& pPerIndexChannels, size_t currentPrimitive, const std::vector<size_t>& indices){ + // calculate the base offset of the vertex whose attributes we ant to copy + size_t baseOffset = currentPrimitive * numOffsets * numPoints + currentVertex * numOffsets; - for( size_t a = 0; a < numPrimitives; a++) - { - // determine number of points for this primitive - size_t numPoints = 0; - switch( pPrimType) - { - case Prim_Lines: - numPoints = 2; - break; - case Prim_Triangles: - numPoints = 3; - break; - case Prim_Polylist: - numPoints = pVCount[a]; - break; - case Prim_TriFans: - case Prim_Polygon: - numPoints = indices.size() / numOffsets; - break; - default: - // LineStrip and TriStrip not supported due to expected index unmangling - ThrowException( "Unsupported primitive type."); - break; - } + // don't overrun the boundaries of the index list + size_t maxIndexRequested = baseOffset + numOffsets - 1; + ai_assert(maxIndexRequested < indices.size()); - // store the face size to later reconstruct the face from - pMesh->mFaceSize.push_back( numPoints); - - // gather that number of vertices - for( size_t b = 0; b < numPoints; b++) - { - // read all indices for this vertex. Yes, in a hacky local array - ai_assert( numOffsets < 20 && perVertexOffset < 20); - size_t vindex[20]; - for( size_t offsets = 0; offsets < numOffsets; ++offsets) - vindex[offsets] = *idx++; - - // extract per-vertex channels using the global per-vertex offset - for( std::vector<InputChannel>::iterator it = pMesh->mPerVertexData.begin(); it != pMesh->mPerVertexData.end(); ++it) - ExtractDataObjectFromChannel( *it, vindex[perVertexOffset], pMesh); - // and extract per-index channels using there specified offset - for( std::vector<InputChannel>::iterator it = pPerIndexChannels.begin(); it != pPerIndexChannels.end(); ++it) - ExtractDataObjectFromChannel( *it, vindex[it->mOffset], pMesh); - - // store the vertex-data index for later assignment of bone vertex weights - pMesh->mFacePosIndices.push_back( vindex[perVertexOffset]); - } - } + // extract per-vertex channels using the global per-vertex offset + for (std::vector<InputChannel>::iterator it = pMesh->mPerVertexData.begin(); it != pMesh->mPerVertexData.end(); ++it) + ExtractDataObjectFromChannel(*it, indices[baseOffset + perVertexOffset], pMesh); + // and extract per-index channels using there specified offset + for (std::vector<InputChannel>::iterator it = pPerIndexChannels.begin(); it != pPerIndexChannels.end(); ++it) + ExtractDataObjectFromChannel(*it, indices[baseOffset + it->mOffset], pMesh); + // store the vertex-data index for later assignment of bone vertex weights + pMesh->mFacePosIndices.push_back(indices[baseOffset + perVertexOffset]); +} - // if I ever get my hands on that guy who invented this steaming pile of indirection... - TestClosing( "p"); +void ColladaParser::ReadPrimTriStrips(size_t numOffsets, size_t perVertexOffset, Mesh* pMesh, std::vector<InputChannel>& pPerIndexChannels, size_t currentPrimitive, const std::vector<size_t>& indices){ + if (currentPrimitive % 2 != 0){ + //odd tristrip triangles need their indices mangled, to preserve winding direction + CopyVertex(1, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + CopyVertex(0, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + CopyVertex(2, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + } + else {//for non tristrips or even tristrip triangles + CopyVertex(0, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + CopyVertex(1, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + CopyVertex(2, numOffsets, 1, perVertexOffset, pMesh, pPerIndexChannels, currentPrimitive, indices); + } } // ------------------------------------------------------------------------------------------------ -// Extracts a single object from an input channel and stores it in the appropriate mesh data array +// Extracts a single object from an input channel and stores it in the appropriate mesh data array void ColladaParser::ExtractDataObjectFromChannel( const InputChannel& pInput, size_t pLocalIndex, Mesh* pMesh) { - // ignore vertex referrer - we handle them that separate - if( pInput.mType == IT_Vertex) - return; - - const Accessor& acc = *pInput.mResolved; - if( pLocalIndex >= acc.mCount) - ThrowException( boost::str( boost::format( "Invalid data index (%d/%d) in primitive specification") % pLocalIndex % acc.mCount)); - - // get a pointer to the start of the data object referred to by the accessor and the local index - const float* dataObject = &(acc.mData->mValues[0]) + acc.mOffset + pLocalIndex* acc.mStride; - - // assemble according to the accessors component sub-offset list. We don't care, yet, - // what kind of object exactly we're extracting here - float obj[4]; - for( size_t c = 0; c < 4; ++c) - obj[c] = dataObject[acc.mSubOffset[c]]; - - // now we reinterpret it according to the type we're reading here - switch( pInput.mType) - { - case IT_Position: // ignore all position streams except 0 - there can be only one position - if( pInput.mIndex == 0) - pMesh->mPositions.push_back( aiVector3D( obj[0], obj[1], obj[2])); - else - DefaultLogger::get()->error("Collada: just one vertex position stream supported"); - break; - case IT_Normal: - // pad to current vertex count if necessary - if( pMesh->mNormals.size() < pMesh->mPositions.size()-1) - pMesh->mNormals.insert( pMesh->mNormals.end(), pMesh->mPositions.size() - pMesh->mNormals.size() - 1, aiVector3D( 0, 1, 0)); - - // ignore all normal streams except 0 - there can be only one normal - if( pInput.mIndex == 0) - pMesh->mNormals.push_back( aiVector3D( obj[0], obj[1], obj[2])); - else - DefaultLogger::get()->error("Collada: just one vertex normal stream supported"); - break; - case IT_Tangent: - // pad to current vertex count if necessary - if( pMesh->mTangents.size() < pMesh->mPositions.size()-1) - pMesh->mTangents.insert( pMesh->mTangents.end(), pMesh->mPositions.size() - pMesh->mTangents.size() - 1, aiVector3D( 1, 0, 0)); - - // ignore all tangent streams except 0 - there can be only one tangent - if( pInput.mIndex == 0) - pMesh->mTangents.push_back( aiVector3D( obj[0], obj[1], obj[2])); - else - DefaultLogger::get()->error("Collada: just one vertex tangent stream supported"); - break; - case IT_Bitangent: - // pad to current vertex count if necessary - if( pMesh->mBitangents.size() < pMesh->mPositions.size()-1) - pMesh->mBitangents.insert( pMesh->mBitangents.end(), pMesh->mPositions.size() - pMesh->mBitangents.size() - 1, aiVector3D( 0, 0, 1)); - - // ignore all bitangent streams except 0 - there can be only one bitangent - if( pInput.mIndex == 0) - pMesh->mBitangents.push_back( aiVector3D( obj[0], obj[1], obj[2])); - else - DefaultLogger::get()->error("Collada: just one vertex bitangent stream supported"); - break; - case IT_Texcoord: - // up to 4 texture coord sets are fine, ignore the others - if( pInput.mIndex < AI_MAX_NUMBER_OF_TEXTURECOORDS) - { - // pad to current vertex count if necessary - if( pMesh->mTexCoords[pInput.mIndex].size() < pMesh->mPositions.size()-1) - pMesh->mTexCoords[pInput.mIndex].insert( pMesh->mTexCoords[pInput.mIndex].end(), - pMesh->mPositions.size() - pMesh->mTexCoords[pInput.mIndex].size() - 1, aiVector3D( 0, 0, 0)); - - pMesh->mTexCoords[pInput.mIndex].push_back( aiVector3D( obj[0], obj[1], obj[2])); - if (0 != acc.mSubOffset[2] || 0 != acc.mSubOffset[3]) /* hack ... consider cleaner solution */ - pMesh->mNumUVComponents[pInput.mIndex]=3; - } else - { - DefaultLogger::get()->error("Collada: too many texture coordinate sets. Skipping."); - } - break; - case IT_Color: - // up to 4 color sets are fine, ignore the others - if( pInput.mIndex < AI_MAX_NUMBER_OF_COLOR_SETS) - { - // pad to current vertex count if necessary - if( pMesh->mColors[pInput.mIndex].size() < pMesh->mPositions.size()-1) - pMesh->mColors[pInput.mIndex].insert( pMesh->mColors[pInput.mIndex].end(), - pMesh->mPositions.size() - pMesh->mColors[pInput.mIndex].size() - 1, aiColor4D( 0, 0, 0, 1)); + // ignore vertex referrer - we handle them that separate + if( pInput.mType == IT_Vertex) + return; + + const Accessor& acc = *pInput.mResolved; + if( pLocalIndex >= acc.mCount) + ThrowException( format() << "Invalid data index (" << pLocalIndex << "/" << acc.mCount << ") in primitive specification" ); + + // get a pointer to the start of the data object referred to by the accessor and the local index + const float* dataObject = &(acc.mData->mValues[0]) + acc.mOffset + pLocalIndex* acc.mStride; + + // assemble according to the accessors component sub-offset list. We don't care, yet, + // what kind of object exactly we're extracting here + float obj[4]; + for( size_t c = 0; c < 4; ++c) + obj[c] = dataObject[acc.mSubOffset[c]]; + + // now we reinterpret it according to the type we're reading here + switch( pInput.mType) + { + case IT_Position: // ignore all position streams except 0 - there can be only one position + if( pInput.mIndex == 0) + pMesh->mPositions.push_back( aiVector3D( obj[0], obj[1], obj[2])); + else + DefaultLogger::get()->error("Collada: just one vertex position stream supported"); + break; + case IT_Normal: + // pad to current vertex count if necessary + if( pMesh->mNormals.size() < pMesh->mPositions.size()-1) + pMesh->mNormals.insert( pMesh->mNormals.end(), pMesh->mPositions.size() - pMesh->mNormals.size() - 1, aiVector3D( 0, 1, 0)); + + // ignore all normal streams except 0 - there can be only one normal + if( pInput.mIndex == 0) + pMesh->mNormals.push_back( aiVector3D( obj[0], obj[1], obj[2])); + else + DefaultLogger::get()->error("Collada: just one vertex normal stream supported"); + break; + case IT_Tangent: + // pad to current vertex count if necessary + if( pMesh->mTangents.size() < pMesh->mPositions.size()-1) + pMesh->mTangents.insert( pMesh->mTangents.end(), pMesh->mPositions.size() - pMesh->mTangents.size() - 1, aiVector3D( 1, 0, 0)); + + // ignore all tangent streams except 0 - there can be only one tangent + if( pInput.mIndex == 0) + pMesh->mTangents.push_back( aiVector3D( obj[0], obj[1], obj[2])); + else + DefaultLogger::get()->error("Collada: just one vertex tangent stream supported"); + break; + case IT_Bitangent: + // pad to current vertex count if necessary + if( pMesh->mBitangents.size() < pMesh->mPositions.size()-1) + pMesh->mBitangents.insert( pMesh->mBitangents.end(), pMesh->mPositions.size() - pMesh->mBitangents.size() - 1, aiVector3D( 0, 0, 1)); + + // ignore all bitangent streams except 0 - there can be only one bitangent + if( pInput.mIndex == 0) + pMesh->mBitangents.push_back( aiVector3D( obj[0], obj[1], obj[2])); + else + DefaultLogger::get()->error("Collada: just one vertex bitangent stream supported"); + break; + case IT_Texcoord: + // up to 4 texture coord sets are fine, ignore the others + if( pInput.mIndex < AI_MAX_NUMBER_OF_TEXTURECOORDS) + { + // pad to current vertex count if necessary + if( pMesh->mTexCoords[pInput.mIndex].size() < pMesh->mPositions.size()-1) + pMesh->mTexCoords[pInput.mIndex].insert( pMesh->mTexCoords[pInput.mIndex].end(), + pMesh->mPositions.size() - pMesh->mTexCoords[pInput.mIndex].size() - 1, aiVector3D( 0, 0, 0)); + + pMesh->mTexCoords[pInput.mIndex].push_back( aiVector3D( obj[0], obj[1], obj[2])); + if (0 != acc.mSubOffset[2] || 0 != acc.mSubOffset[3]) /* hack ... consider cleaner solution */ + pMesh->mNumUVComponents[pInput.mIndex]=3; + } else + { + DefaultLogger::get()->error("Collada: too many texture coordinate sets. Skipping."); + } + break; + case IT_Color: + // up to 4 color sets are fine, ignore the others + if( pInput.mIndex < AI_MAX_NUMBER_OF_COLOR_SETS) + { + // pad to current vertex count if necessary + if( pMesh->mColors[pInput.mIndex].size() < pMesh->mPositions.size()-1) + pMesh->mColors[pInput.mIndex].insert( pMesh->mColors[pInput.mIndex].end(), + pMesh->mPositions.size() - pMesh->mColors[pInput.mIndex].size() - 1, aiColor4D( 0, 0, 0, 1)); - aiColor4D result(0, 0, 0, 1); - for (size_t i = 0; i < pInput.mResolved->mSize; ++i) - { - result[i] = obj[pInput.mResolved->mSubOffset[i]]; - } - pMesh->mColors[pInput.mIndex].push_back(result); - } else - { - DefaultLogger::get()->error("Collada: too many vertex color sets. Skipping."); - } + aiColor4D result(0, 0, 0, 1); + for (size_t i = 0; i < pInput.mResolved->mSize; ++i) + { + result[i] = obj[pInput.mResolved->mSubOffset[i]]; + } + pMesh->mColors[pInput.mIndex].push_back(result); + } else + { + DefaultLogger::get()->error("Collada: too many vertex color sets. Skipping."); + } - break; - default: - // IT_Invalid and IT_Vertex - ai_assert(false && "shouldn't ever get here"); - } + break; + default: + // IT_Invalid and IT_Vertex + ai_assert(false && "shouldn't ever get here"); + } } // ------------------------------------------------------------------------------------------------ // Reads the library of node hierarchies and scene parts void ColladaParser::ReadSceneLibrary() { - if( mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - // a visual scene - generate root node under its ID and let ReadNode() do the recursive work - if( IsElement( "visual_scene")) - { - // read ID. Is optional according to the spec, but how on earth should a scene_instance refer to it then? - int indexID = GetAttribute( "id"); - const char* attrID = mReader->getAttributeValue( indexID); - - // read name if given. - int indexName = TestAttribute( "name"); - const char* attrName = "unnamed"; - if( indexName > -1) - attrName = mReader->getAttributeValue( indexName); - - // create a node and store it in the library under its ID - Node* node = new Node; - node->mID = attrID; - node->mName = attrName; - mNodeLibrary[node->mID] = node; - - ReadSceneNode( node); - } else - { - // ignore the rest - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "library_visual_scenes") == 0) - //ThrowException( "Expected end of \"library_visual_scenes\" element."); - - break; - } - } + if( mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + // a visual scene - generate root node under its ID and let ReadNode() do the recursive work + if( IsElement( "visual_scene")) + { + // read ID. Is optional according to the spec, but how on earth should a scene_instance refer to it then? + int indexID = GetAttribute( "id"); + const char* attrID = mReader->getAttributeValue( indexID); + + // read name if given. + int indexName = TestAttribute( "name"); + const char* attrName = "unnamed"; + if( indexName > -1) + attrName = mReader->getAttributeValue( indexName); + + // create a node and store it in the library under its ID + Node* node = new Node; + node->mID = attrID; + node->mName = attrName; + mNodeLibrary[node->mID] = node; + + ReadSceneNode( node); + } else + { + // ignore the rest + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "library_visual_scenes") == 0) + //ThrowException( "Expected end of \"library_visual_scenes\" element."); + + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a scene node's contents including children and stores it in the given node void ColladaParser::ReadSceneNode( Node* pNode) { - // quit immediately on <bla/> elements - if( mReader->isEmptyElement()) - return; - - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "node")) - { - Node* child = new Node; - int attrID = TestAttribute( "id"); - if( attrID > -1) - child->mID = mReader->getAttributeValue( attrID); - int attrSID = TestAttribute( "sid"); - if( attrSID > -1) - child->mSID = mReader->getAttributeValue( attrSID); - - int attrName = TestAttribute( "name"); - if( attrName > -1) - child->mName = mReader->getAttributeValue( attrName); - - // TODO: (thom) support SIDs - // ai_assert( TestAttribute( "sid") == -1); - - if (pNode) - { - pNode->mChildren.push_back( child); - child->mParent = pNode; - } - else - { - // no parent node given, probably called from <library_nodes> element. - // create new node in node library - mNodeLibrary[child->mID] = child; - } + // quit immediately on <bla/> elements + if( mReader->isEmptyElement()) + return; + + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "node")) + { + Node* child = new Node; + int attrID = TestAttribute( "id"); + if( attrID > -1) + child->mID = mReader->getAttributeValue( attrID); + int attrSID = TestAttribute( "sid"); + if( attrSID > -1) + child->mSID = mReader->getAttributeValue( attrSID); + + int attrName = TestAttribute( "name"); + if( attrName > -1) + child->mName = mReader->getAttributeValue( attrName); + + // TODO: (thom) support SIDs + // ai_assert( TestAttribute( "sid") == -1); + + if (pNode) + { + pNode->mChildren.push_back( child); + child->mParent = pNode; + } + else + { + // no parent node given, probably called from <library_nodes> element. + // create new node in node library + mNodeLibrary[child->mID] = child; + } - // read on recursively from there - ReadSceneNode( child); - continue; - } - // For any further stuff we need a valid node to work on - else if (!pNode) - continue; - - if( IsElement( "lookat")) - ReadNodeTransformation( pNode, TF_LOOKAT); - else if( IsElement( "matrix")) - ReadNodeTransformation( pNode, TF_MATRIX); - else if( IsElement( "rotate")) - ReadNodeTransformation( pNode, TF_ROTATE); - else if( IsElement( "scale")) - ReadNodeTransformation( pNode, TF_SCALE); - else if( IsElement( "skew")) - ReadNodeTransformation( pNode, TF_SKEW); - else if( IsElement( "translate")) - ReadNodeTransformation( pNode, TF_TRANSLATE); - else if( IsElement( "render") && pNode->mParent == NULL && 0 == pNode->mPrimaryCamera.length()) - { - // ... scene evaluation or, in other words, postprocessing pipeline, - // or, again in other words, a turing-complete description how to - // render a Collada scene. The only thing that is interesting for - // us is the primary camera. - int attrId = TestAttribute("camera_node"); - if (-1 != attrId) - { - const char* s = mReader->getAttributeValue(attrId); - if (s[0] != '#') - DefaultLogger::get()->error("Collada: Unresolved reference format of camera"); - else - pNode->mPrimaryCamera = s+1; - } - } - else if( IsElement( "instance_node")) - { - // find the node in the library - int attrID = TestAttribute( "url"); - if( attrID != -1) - { - const char* s = mReader->getAttributeValue(attrID); - if (s[0] != '#') - DefaultLogger::get()->error("Collada: Unresolved reference format of node"); - else - { - pNode->mNodeInstances.push_back(NodeInstance()); - pNode->mNodeInstances.back().mNode = s+1; - } - } - } - else if( IsElement( "instance_geometry") || IsElement( "instance_controller")) - { - // Reference to a mesh or controller, with possible material associations - ReadNodeGeometry( pNode); - } - else if( IsElement( "instance_light")) - { - // Reference to a light, name given in 'url' attribute - int attrID = TestAttribute("url"); - if (-1 == attrID) - DefaultLogger::get()->warn("Collada: Expected url attribute in <instance_light> element"); - else - { - const char* url = mReader->getAttributeValue( attrID); - if( url[0] != '#') - ThrowException( "Unknown reference format in <instance_light> element"); + // read on recursively from there + ReadSceneNode( child); + continue; + } + // For any further stuff we need a valid node to work on + else if (!pNode) + continue; + + if( IsElement( "lookat")) + ReadNodeTransformation( pNode, TF_LOOKAT); + else if( IsElement( "matrix")) + ReadNodeTransformation( pNode, TF_MATRIX); + else if( IsElement( "rotate")) + ReadNodeTransformation( pNode, TF_ROTATE); + else if( IsElement( "scale")) + ReadNodeTransformation( pNode, TF_SCALE); + else if( IsElement( "skew")) + ReadNodeTransformation( pNode, TF_SKEW); + else if( IsElement( "translate")) + ReadNodeTransformation( pNode, TF_TRANSLATE); + else if( IsElement( "render") && pNode->mParent == NULL && 0 == pNode->mPrimaryCamera.length()) + { + // ... scene evaluation or, in other words, postprocessing pipeline, + // or, again in other words, a turing-complete description how to + // render a Collada scene. The only thing that is interesting for + // us is the primary camera. + int attrId = TestAttribute("camera_node"); + if (-1 != attrId) + { + const char* s = mReader->getAttributeValue(attrId); + if (s[0] != '#') + DefaultLogger::get()->error("Collada: Unresolved reference format of camera"); + else + pNode->mPrimaryCamera = s+1; + } + } + else if( IsElement( "instance_node")) + { + // find the node in the library + int attrID = TestAttribute( "url"); + if( attrID != -1) + { + const char* s = mReader->getAttributeValue(attrID); + if (s[0] != '#') + DefaultLogger::get()->error("Collada: Unresolved reference format of node"); + else + { + pNode->mNodeInstances.push_back(NodeInstance()); + pNode->mNodeInstances.back().mNode = s+1; + } + } + } + else if( IsElement( "instance_geometry") || IsElement( "instance_controller")) + { + // Reference to a mesh or controller, with possible material associations + ReadNodeGeometry( pNode); + } + else if( IsElement( "instance_light")) + { + // Reference to a light, name given in 'url' attribute + int attrID = TestAttribute("url"); + if (-1 == attrID) + DefaultLogger::get()->warn("Collada: Expected url attribute in <instance_light> element"); + else + { + const char* url = mReader->getAttributeValue( attrID); + if( url[0] != '#') + ThrowException( "Unknown reference format in <instance_light> element"); - pNode->mLights.push_back(LightInstance()); - pNode->mLights.back().mLight = url+1; - } - } - else if( IsElement( "instance_camera")) - { - // Reference to a camera, name given in 'url' attribute - int attrID = TestAttribute("url"); - if (-1 == attrID) - DefaultLogger::get()->warn("Collada: Expected url attribute in <instance_camera> element"); - else - { - const char* url = mReader->getAttributeValue( attrID); - if( url[0] != '#') - ThrowException( "Unknown reference format in <instance_camera> element"); + pNode->mLights.push_back(LightInstance()); + pNode->mLights.back().mLight = url+1; + } + } + else if( IsElement( "instance_camera")) + { + // Reference to a camera, name given in 'url' attribute + int attrID = TestAttribute("url"); + if (-1 == attrID) + DefaultLogger::get()->warn("Collada: Expected url attribute in <instance_camera> element"); + else + { + const char* url = mReader->getAttributeValue( attrID); + if( url[0] != '#') + ThrowException( "Unknown reference format in <instance_camera> element"); - pNode->mCameras.push_back(CameraInstance()); - pNode->mCameras.back().mCamera = url+1; - } - } - else - { - // skip everything else for the moment - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - break; - } - } + pNode->mCameras.push_back(CameraInstance()); + pNode->mCameras.back().mCamera = url+1; + } + } + else + { + // skip everything else for the moment + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a node transformation entry of the given type and adds it to the given node's transformation list. void ColladaParser::ReadNodeTransformation( Node* pNode, TransformType pType) { - if( mReader->isEmptyElement()) - return; + if( mReader->isEmptyElement()) + return; - std::string tagName = mReader->getNodeName(); + std::string tagName = mReader->getNodeName(); - Transform tf; - tf.mType = pType; - - // read SID - int indexSID = TestAttribute( "sid"); - if( indexSID >= 0) - tf.mID = mReader->getAttributeValue( indexSID); + Transform tf; + tf.mType = pType; - // how many parameters to read per transformation type - static const unsigned int sNumParameters[] = { 9, 4, 3, 3, 7, 16 }; - const char* content = GetTextContent(); + // read SID + int indexSID = TestAttribute( "sid"); + if( indexSID >= 0) + tf.mID = mReader->getAttributeValue( indexSID); - // read as many parameters and store in the transformation - for( unsigned int a = 0; a < sNumParameters[pType]; a++) - { - // read a number - content = fast_atoreal_move<float>( content, tf.f[a]); - // skip whitespace after it - SkipSpacesAndLineEnd( &content); - } + // how many parameters to read per transformation type + static const unsigned int sNumParameters[] = { 9, 4, 3, 3, 7, 16 }; + const char* content = GetTextContent(); + + // read as many parameters and store in the transformation + for( unsigned int a = 0; a < sNumParameters[pType]; a++) + { + // read a number + content = fast_atoreal_move<float>( content, tf.f[a]); + // skip whitespace after it + SkipSpacesAndLineEnd( &content); + } - // place the transformation at the queue of the node - pNode->mTransforms.push_back( tf); + // place the transformation at the queue of the node + pNode->mTransforms.push_back( tf); - // and consume the closing tag - TestClosing( tagName.c_str()); + // and consume the closing tag + TestClosing( tagName.c_str()); } // ------------------------------------------------------------------------------------------------ // Processes bind_vertex_input and bind elements void ColladaParser::ReadMaterialVertexInputBinding( Collada::SemanticMappingTable& tbl) { - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "bind_vertex_input")) - { - Collada::InputSemanticMapEntry vn; - - // effect semantic - int n = GetAttribute("semantic"); - std::string s = mReader->getAttributeValue(n); - - // input semantic - n = GetAttribute("input_semantic"); - vn.mType = GetTypeForSemantic( mReader->getAttributeValue(n) ); - - // index of input set - n = TestAttribute("input_set"); - if (-1 != n) - vn.mSet = mReader->getAttributeValueAsInt(n); - - tbl.mMap[s] = vn; - } - else if( IsElement( "bind")) { - DefaultLogger::get()->warn("Collada: Found unsupported <bind> element"); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { - if( strcmp( mReader->getNodeName(), "instance_material") == 0) - break; - } - } + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "bind_vertex_input")) + { + Collada::InputSemanticMapEntry vn; + + // effect semantic + int n = GetAttribute("semantic"); + std::string s = mReader->getAttributeValue(n); + + // input semantic + n = GetAttribute("input_semantic"); + vn.mType = GetTypeForSemantic( mReader->getAttributeValue(n) ); + + // index of input set + n = TestAttribute("input_set"); + if (-1 != n) + vn.mSet = mReader->getAttributeValueAsInt(n); + + tbl.mMap[s] = vn; + } + else if( IsElement( "bind")) { + DefaultLogger::get()->warn("Collada: Found unsupported <bind> element"); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) { + if( strcmp( mReader->getNodeName(), "instance_material") == 0) + break; + } + } } // ------------------------------------------------------------------------------------------------ // Reads a mesh reference in a node and adds it to the node's mesh list void ColladaParser::ReadNodeGeometry( Node* pNode) { - // referred mesh is given as an attribute of the <instance_geometry> element - int attrUrl = GetAttribute( "url"); - const char* url = mReader->getAttributeValue( attrUrl); - if( url[0] != '#') - ThrowException( "Unknown reference format"); - - Collada::MeshInstance instance; - instance.mMeshOrController = url+1; // skipping the leading # - - if( !mReader->isEmptyElement()) - { - // read material associations. Ignore additional elements inbetween - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) - { - if( IsElement( "instance_material")) - { - // read ID of the geometry subgroup and the target material - int attrGroup = GetAttribute( "symbol"); - std::string group = mReader->getAttributeValue( attrGroup); - int attrMaterial = GetAttribute( "target"); - const char* urlMat = mReader->getAttributeValue( attrMaterial); - Collada::SemanticMappingTable s; - if( urlMat[0] == '#') - urlMat++; - - s.mMatName = urlMat; - - // resolve further material details + THIS UGLY AND NASTY semantic mapping stuff - if( !mReader->isEmptyElement()) - ReadMaterialVertexInputBinding(s); - - // store the association - instance.mMaterials[group] = s; - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - { - if( strcmp( mReader->getNodeName(), "instance_geometry") == 0 - || strcmp( mReader->getNodeName(), "instance_controller") == 0) - break; - } - } - } + // referred mesh is given as an attribute of the <instance_geometry> element + int attrUrl = GetAttribute( "url"); + const char* url = mReader->getAttributeValue( attrUrl); + if( url[0] != '#') + ThrowException( "Unknown reference format"); + + Collada::MeshInstance instance; + instance.mMeshOrController = url+1; // skipping the leading # + + if( !mReader->isEmptyElement()) + { + // read material associations. Ignore additional elements inbetween + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) + { + if( IsElement( "instance_material")) + { + // read ID of the geometry subgroup and the target material + int attrGroup = GetAttribute( "symbol"); + std::string group = mReader->getAttributeValue( attrGroup); + int attrMaterial = GetAttribute( "target"); + const char* urlMat = mReader->getAttributeValue( attrMaterial); + Collada::SemanticMappingTable s; + if( urlMat[0] == '#') + urlMat++; + + s.mMatName = urlMat; + + // resolve further material details + THIS UGLY AND NASTY semantic mapping stuff + if( !mReader->isEmptyElement()) + ReadMaterialVertexInputBinding(s); + + // store the association + instance.mMaterials[group] = s; + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + { + if( strcmp( mReader->getNodeName(), "instance_geometry") == 0 + || strcmp( mReader->getNodeName(), "instance_controller") == 0) + break; + } + } + } - // store it - pNode->mMeshes.push_back( instance); + // store it + pNode->mMeshes.push_back( instance); } // ------------------------------------------------------------------------------------------------ // Reads the collada scene void ColladaParser::ReadScene() { - if( mReader->isEmptyElement()) - return; + if( mReader->isEmptyElement()) + return; - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { - if( IsElement( "instance_visual_scene")) - { - // should be the first and only occurence - if( mRootNode) - ThrowException( "Invalid scene containing multiple root nodes in <instance_visual_scene> element"); - - // read the url of the scene to instance. Should be of format "#some_name" - int urlIndex = GetAttribute( "url"); - const char* url = mReader->getAttributeValue( urlIndex); - if( url[0] != '#') - ThrowException( "Unknown reference format in <instance_visual_scene> element"); - - // find the referred scene, skip the leading # - NodeLibrary::const_iterator sit = mNodeLibrary.find( url+1); - if( sit == mNodeLibrary.end()) - ThrowException( "Unable to resolve visual_scene reference \"" + std::string(url) + "\" in <instance_visual_scene> element."); - mRootNode = sit->second; - } else { - SkipElement(); - } - } - else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END){ - break; - } - } + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT) { + if( IsElement( "instance_visual_scene")) + { + // should be the first and only occurrence + if( mRootNode) + ThrowException( "Invalid scene containing multiple root nodes in <instance_visual_scene> element"); + + // read the url of the scene to instance. Should be of format "#some_name" + int urlIndex = GetAttribute( "url"); + const char* url = mReader->getAttributeValue( urlIndex); + if( url[0] != '#') + ThrowException( "Unknown reference format in <instance_visual_scene> element"); + + // find the referred scene, skip the leading # + NodeLibrary::const_iterator sit = mNodeLibrary.find( url+1); + if( sit == mNodeLibrary.end()) + ThrowException( "Unable to resolve visual_scene reference \"" + std::string(url) + "\" in <instance_visual_scene> element."); + mRootNode = sit->second; + } else { + SkipElement(); + } + } + else if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END){ + break; + } + } } // ------------------------------------------------------------------------------------------------ // Aborts the file reading with an exception -void ColladaParser::ThrowException( const std::string& pError) const +AI_WONT_RETURN void ColladaParser::ThrowException( const std::string& pError) const { - throw DeadlyImportError( boost::str( boost::format( "Collada: %s - %s") % mFileName % pError)); + throw DeadlyImportError( format() << "Collada: " << mFileName << " - " << pError ); } +void ColladaParser::ReportWarning(const char* msg,...) +{ + ai_assert(NULL != msg); + + va_list args; + va_start(args,msg); + + char szBuffer[3000]; + const int iLen = vsprintf(szBuffer,msg,args); + ai_assert(iLen > 0); + + va_end(args); + DefaultLogger::get()->warn("Validation warning: " + std::string(szBuffer,iLen)); +} + // ------------------------------------------------------------------------------------------------ // Skips all data until the end node of the current element void ColladaParser::SkipElement() { - // nothing to skip if it's an <element /> - if( mReader->isEmptyElement()) - return; + // nothing to skip if it's an <element /> + if( mReader->isEmptyElement()) + return; - // reroute - SkipElement( mReader->getNodeName()); + // reroute + SkipElement( mReader->getNodeName()); } // ------------------------------------------------------------------------------------------------ // Skips all data until the end node of the given element void ColladaParser::SkipElement( const char* pElement) { - // copy the current node's name because it'a pointer to the reader's internal buffer, - // which is going to change with the upcoming parsing - std::string element = pElement; - while( mReader->read()) - { - if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) - if( mReader->getNodeName() == element) - break; - } + // copy the current node's name because it'a pointer to the reader's internal buffer, + // which is going to change with the upcoming parsing + std::string element = pElement; + while( mReader->read()) + { + if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END) + if( mReader->getNodeName() == element) + break; + } } // ------------------------------------------------------------------------------------------------ // Tests for an opening element of the given name, throws an exception if not found void ColladaParser::TestOpening( const char* pName) { - // read element start - if( !mReader->read()) - ThrowException( boost::str( boost::format( "Unexpected end of file while beginning of <%s> element.") % pName)); - // whitespace in front is ok, just read again if found - if( mReader->getNodeType() == irr::io::EXN_TEXT) - if( !mReader->read()) - ThrowException( boost::str( boost::format( "Unexpected end of file while reading beginning of <%s> element.") % pName)); - - if( mReader->getNodeType() != irr::io::EXN_ELEMENT || strcmp( mReader->getNodeName(), pName) != 0) - ThrowException( boost::str( boost::format( "Expected start of <%s> element.") % pName)); + // read element start + if( !mReader->read()) + ThrowException( format() << "Unexpected end of file while beginning of <" << pName << "> element." ); + // whitespace in front is ok, just read again if found + if( mReader->getNodeType() == irr::io::EXN_TEXT) + if( !mReader->read()) + ThrowException( format() << "Unexpected end of file while reading beginning of <" << pName << "> element." ); + + if( mReader->getNodeType() != irr::io::EXN_ELEMENT || strcmp( mReader->getNodeName(), pName) != 0) + ThrowException( format() << "Expected start of <" << pName << "> element." ); } // ------------------------------------------------------------------------------------------------ // Tests for the closing tag of the given element, throws an exception if not found void ColladaParser::TestClosing( const char* pName) { - // check if we're already on the closing tag and return right away - if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END && strcmp( mReader->getNodeName(), pName) == 0) - return; - - // if not, read some more - if( !mReader->read()) - ThrowException( boost::str( boost::format( "Unexpected end of file while reading end of <%s> element.") % pName)); - // whitespace in front is ok, just read again if found - if( mReader->getNodeType() == irr::io::EXN_TEXT) - if( !mReader->read()) - ThrowException( boost::str( boost::format( "Unexpected end of file while reading end of <%s> element.") % pName)); - - // but this has the be the closing tag, or we're lost - if( mReader->getNodeType() != irr::io::EXN_ELEMENT_END || strcmp( mReader->getNodeName(), pName) != 0) - ThrowException( boost::str( boost::format( "Expected end of <%s> element.") % pName)); + // check if we're already on the closing tag and return right away + if( mReader->getNodeType() == irr::io::EXN_ELEMENT_END && strcmp( mReader->getNodeName(), pName) == 0) + return; + + // if not, read some more + if( !mReader->read()) + ThrowException( format() << "Unexpected end of file while reading end of <" << pName << "> element." ); + // whitespace in front is ok, just read again if found + if( mReader->getNodeType() == irr::io::EXN_TEXT) + if( !mReader->read()) + ThrowException( format() << "Unexpected end of file while reading end of <" << pName << "> element." ); + + // but this has the be the closing tag, or we're lost + if( mReader->getNodeType() != irr::io::EXN_ELEMENT_END || strcmp( mReader->getNodeName(), pName) != 0) + ThrowException( format() << "Expected end of <" << pName << "> element." ); } // ------------------------------------------------------------------------------------------------ // Returns the index of the named attribute or -1 if not found. Does not throw, therefore useful for optional attributes int ColladaParser::GetAttribute( const char* pAttr) const { - int index = TestAttribute( pAttr); - if( index != -1) - return index; + int index = TestAttribute( pAttr); + if( index != -1) + return index; - // attribute not found -> throw an exception - ThrowException( boost::str( boost::format( "Expected attribute \"%s\" for element <%s>.") % pAttr % mReader->getNodeName())); - return -1; + // attribute not found -> throw an exception + ThrowException( format() << "Expected attribute \"" << pAttr << "\" for element <" << mReader->getNodeName() << ">." ); + return -1; } // ------------------------------------------------------------------------------------------------ // Tests the present element for the presence of one attribute, returns its index or throws an exception if not found int ColladaParser::TestAttribute( const char* pAttr) const { - for( int a = 0; a < mReader->getAttributeCount(); a++) - if( strcmp( mReader->getAttributeName( a), pAttr) == 0) - return a; + for( int a = 0; a < mReader->getAttributeCount(); a++) + if( strcmp( mReader->getAttributeName( a), pAttr) == 0) + return a; - return -1; + return -1; } // ------------------------------------------------------------------------------------------------ // Reads the text contents of an element, throws an exception if not given. Skips leading whitespace. const char* ColladaParser::GetTextContent() { - const char* sz = TestTextContent(); - if(!sz) { - ThrowException( "Invalid contents in element \"n\"."); - } - return sz; + const char* sz = TestTextContent(); + if(!sz) { + ThrowException( "Invalid contents in element \"n\"."); + } + return sz; } // ------------------------------------------------------------------------------------------------ // Reads the text contents of an element, returns NULL if not given. Skips leading whitespace. const char* ColladaParser::TestTextContent() { - // present node should be the beginning of an element - if( mReader->getNodeType() != irr::io::EXN_ELEMENT || mReader->isEmptyElement()) - return NULL; + // present node should be the beginning of an element + if( mReader->getNodeType() != irr::io::EXN_ELEMENT || mReader->isEmptyElement()) + return NULL; - // read contents of the element - if( !mReader->read() ) - return NULL; - if( mReader->getNodeType() != irr::io::EXN_TEXT) - return NULL; + // read contents of the element + if( !mReader->read() ) + return NULL; + if( mReader->getNodeType() != irr::io::EXN_TEXT) + return NULL; - // skip leading whitespace - const char* text = mReader->getNodeData(); - SkipSpacesAndLineEnd( &text); + // skip leading whitespace + const char* text = mReader->getNodeData(); + SkipSpacesAndLineEnd( &text); - return text; + return text; } // ------------------------------------------------------------------------------------------------ // Calculates the resulting transformation fromm all the given transform steps aiMatrix4x4 ColladaParser::CalculateResultTransform( const std::vector<Transform>& pTransforms) const { - aiMatrix4x4 res; - - for( std::vector<Transform>::const_iterator it = pTransforms.begin(); it != pTransforms.end(); ++it) - { - const Transform& tf = *it; - switch( tf.mType) - { - case TF_LOOKAT: + aiMatrix4x4 res; + + for( std::vector<Transform>::const_iterator it = pTransforms.begin(); it != pTransforms.end(); ++it) + { + const Transform& tf = *it; + switch( tf.mType) + { + case TF_LOOKAT: { aiVector3D pos( tf.f[0], tf.f[1], tf.f[2]); aiVector3D dstPos( tf.f[3], tf.f[4], tf.f[5]); @@ -2795,77 +3107,82 @@ aiMatrix4x4 ColladaParser::CalculateResultTransform( const std::vector<Transform aiVector3D dir = aiVector3D( dstPos - pos).Normalize(); aiVector3D right = (dir ^ up).Normalize(); - res *= aiMatrix4x4( - right.x, up.x, -dir.x, pos.x, + res *= aiMatrix4x4( + right.x, up.x, -dir.x, pos.x, right.y, up.y, -dir.y, pos.y, right.z, up.z, -dir.z, pos.z, 0, 0, 0, 1); - break; + break; } - case TF_ROTATE: - { - aiMatrix4x4 rot; - float angle = tf.f[3] * float( AI_MATH_PI) / 180.0f; - aiVector3D axis( tf.f[0], tf.f[1], tf.f[2]); - aiMatrix4x4::Rotation( angle, axis, rot); - res *= rot; - break; - } - case TF_TRANSLATE: - { - aiMatrix4x4 trans; - aiMatrix4x4::Translation( aiVector3D( tf.f[0], tf.f[1], tf.f[2]), trans); - res *= trans; - break; - } - case TF_SCALE: - { - aiMatrix4x4 scale( tf.f[0], 0.0f, 0.0f, 0.0f, 0.0f, tf.f[1], 0.0f, 0.0f, 0.0f, 0.0f, tf.f[2], 0.0f, - 0.0f, 0.0f, 0.0f, 1.0f); - res *= scale; - break; - } - case TF_SKEW: - // TODO: (thom) - ai_assert( false); - break; - case TF_MATRIX: - { - aiMatrix4x4 mat( tf.f[0], tf.f[1], tf.f[2], tf.f[3], tf.f[4], tf.f[5], tf.f[6], tf.f[7], - tf.f[8], tf.f[9], tf.f[10], tf.f[11], tf.f[12], tf.f[13], tf.f[14], tf.f[15]); - res *= mat; - break; - } - default: - ai_assert( false); - break; - } - } + case TF_ROTATE: + { + aiMatrix4x4 rot; + float angle = tf.f[3] * float( AI_MATH_PI) / 180.0f; + aiVector3D axis( tf.f[0], tf.f[1], tf.f[2]); + aiMatrix4x4::Rotation( angle, axis, rot); + res *= rot; + break; + } + case TF_TRANSLATE: + { + aiMatrix4x4 trans; + aiMatrix4x4::Translation( aiVector3D( tf.f[0], tf.f[1], tf.f[2]), trans); + res *= trans; + break; + } + case TF_SCALE: + { + aiMatrix4x4 scale( tf.f[0], 0.0f, 0.0f, 0.0f, 0.0f, tf.f[1], 0.0f, 0.0f, 0.0f, 0.0f, tf.f[2], 0.0f, + 0.0f, 0.0f, 0.0f, 1.0f); + res *= scale; + break; + } + case TF_SKEW: + // TODO: (thom) + ai_assert( false); + break; + case TF_MATRIX: + { + aiMatrix4x4 mat( tf.f[0], tf.f[1], tf.f[2], tf.f[3], tf.f[4], tf.f[5], tf.f[6], tf.f[7], + tf.f[8], tf.f[9], tf.f[10], tf.f[11], tf.f[12], tf.f[13], tf.f[14], tf.f[15]); + res *= mat; + break; + } + default: + ai_assert( false); + break; + } + } - return res; + return res; } // ------------------------------------------------------------------------------------------------ // Determines the input data type for the given semantic string -Collada::InputType ColladaParser::GetTypeForSemantic( const std::string& pSemantic) +Collada::InputType ColladaParser::GetTypeForSemantic( const std::string& semantic) { - if( pSemantic == "POSITION") - return IT_Position; - else if( pSemantic == "TEXCOORD") - return IT_Texcoord; - else if( pSemantic == "NORMAL") - return IT_Normal; - else if( pSemantic == "COLOR") - return IT_Color; - else if( pSemantic == "VERTEX") - return IT_Vertex; - else if( pSemantic == "BINORMAL" || pSemantic == "TEXBINORMAL") - return IT_Bitangent; - else if( pSemantic == "TANGENT" || pSemantic == "TEXTANGENT") - return IT_Tangent; - - DefaultLogger::get()->warn( boost::str( boost::format( "Unknown vertex input type \"%s\". Ignoring.") % pSemantic)); - return IT_Invalid; + if ( semantic.empty() ) { + DefaultLogger::get()->warn( format() << "Vertex input type is empty." ); + return IT_Invalid; + } + + if( semantic == "POSITION") + return IT_Position; + else if( semantic == "TEXCOORD") + return IT_Texcoord; + else if( semantic == "NORMAL") + return IT_Normal; + else if( semantic == "COLOR") + return IT_Color; + else if( semantic == "VERTEX") + return IT_Vertex; + else if( semantic == "BINORMAL" || semantic == "TEXBINORMAL") + return IT_Bitangent; + else if( semantic == "TANGENT" || semantic == "TEXTANGENT") + return IT_Tangent; + + DefaultLogger::get()->warn( format() << "Unknown vertex input type \"" << semantic << "\". Ignoring." ); + return IT_Invalid; } #endif // !! ASSIMP_BUILD_NO_DAE_IMPORTER |