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Diffstat (limited to 'src/Authoring/Studio/Render/StudioWidget.cpp')
| -rw-r--r-- | src/Authoring/Studio/Render/StudioWidget.cpp | 321 |
1 files changed, 0 insertions, 321 deletions
diff --git a/src/Authoring/Studio/Render/StudioWidget.cpp b/src/Authoring/Studio/Render/StudioWidget.cpp deleted file mode 100644 index cccce4d4..00000000 --- a/src/Authoring/Studio/Render/StudioWidget.cpp +++ /dev/null @@ -1,321 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2006 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL-EXCEPT$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 as published by the Free Software -** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "Qt3DSCommonPrecompile.h" -#include "StudioWidget.h" -#include "Qt3DSRenderWidgets.h" -#include "Qt3DSRenderContextCore.h" -#include "render/Qt3DSRenderContext.h" -#include "foundation/Qt3DSContainers.h" -#include "Qt3DSRenderShaderCodeGeneratorV2.h" - -using namespace qt3ds::widgets; - -void IStudioWidget::CreateRect(QT3DSVec3 rectStart, QT3DSVec3 rectEnd, QT3DSVec3 orth1, QT3DSF32 axisHalfWidth, - QT3DSF32 inColorIndex, TResultVecType &outResult) -{ - outResult.push_back(QT3DSVec4(rectStart + orth1 * axisHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(rectEnd + orth1 * axisHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(rectEnd - orth1 * axisHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(rectEnd - orth1 * axisHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(rectStart - orth1 * axisHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(rectStart + orth1 * axisHalfWidth, inColorIndex)); -} - -void IStudioWidget::CreateTriangle(QT3DSVec3 triStart, QT3DSVec3 triEnd, QT3DSVec3 orth1, QT3DSF32 triHalfWidth, - QT3DSF32 inColorIndex, TResultVecType &outResult) -{ - outResult.push_back(QT3DSVec4(triStart + orth1 * triHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(triStart - orth1 * triHalfWidth, inColorIndex)); - outResult.push_back(QT3DSVec4(triEnd, inColorIndex)); -} - -NVRenderInputAssembler *IStudioWidget::CreateRingedDisc( - NVAllocatorCallback &inAllocator, IRenderWidgetContext &inWidgetContext, - NVRenderContext &inRenderContext, QT3DSVec3 inDirection, QT3DSVec3 inCenterPt, QT3DSF32 inInnerRadius, - QT3DSF32 inOuterRadius, QT3DSF32 inDiscColor, QT3DSF32 inRingColor, const char *inItemName) -{ - CRegisteredString theItemName = inRenderContext.GetStringTable().RegisterStr(inItemName); - NVRenderInputAssembler *retval = inWidgetContext.GetInputAssembler(theItemName); - if (retval) { - return retval; - } - TResultVecType theVertexData(inAllocator, "STranslationWidget::theVertexData"); - QT3DS_ASSERT(inInnerRadius < inOuterRadius); - QT3DSI32 numSubDivisions = 50; - QT3DSF32 arcRad = 360.0f / (QT3DSF32)numSubDivisions; - TORAD(arcRad); - QT3DSVec3 tempCross = inDirection.cross(QT3DSVec3(0, 1, 0)); - if (tempCross.magnitudeSquared() < .05f) - tempCross = inDirection.cross(QT3DSVec3(1, 0, 0)); - - QT3DSVec3 upDir = inDirection.cross(tempCross); - QT3DSVec3 leftDir = upDir.cross(inDirection); - upDir.normalize(); - leftDir.normalize(); - - for (QT3DSI32 idx = 0, numLooper = numSubDivisions; idx < numLooper; ++idx) { - QT3DSF32 startDeg = idx * 360.0f / numSubDivisions; - QT3DSF32 endDeg = (idx + 1) * 360.0f / numSubDivisions; - QT3DSF32 startRad(startDeg); - QT3DSF32 endRad(endDeg); - TORAD(startRad); - TORAD(endRad); - QT3DSF32 startSin = NVSin(startRad); - QT3DSF32 endSin = NVSin(endRad); - QT3DSF32 startCos = NVCos(startRad); - QT3DSF32 endCos = NVCos(endRad); - - QT3DSVec3 startDir = startSin * upDir + startCos * leftDir; - QT3DSVec3 endDir = endSin * upDir + endCos * leftDir; - - QT3DSVec3 discStart = inCenterPt + startDir * inInnerRadius; - QT3DSVec3 discEnd = inCenterPt + endDir * inInnerRadius; - QT3DSVec3 ringStart = inCenterPt + startDir * inOuterRadius; - QT3DSVec3 ringEnd = inCenterPt + endDir * inOuterRadius; - - // Create the Triangles - // disc first - theVertexData.push_back(QT3DSVec4(inCenterPt, inDiscColor)); - theVertexData.push_back(QT3DSVec4(discStart, inDiscColor)); - theVertexData.push_back(QT3DSVec4(discEnd, inDiscColor)); - - // Now two tris for the ring - theVertexData.push_back(QT3DSVec4(discStart, inRingColor)); - theVertexData.push_back(QT3DSVec4(ringStart, inRingColor)); - theVertexData.push_back(QT3DSVec4(ringEnd, inRingColor)); - theVertexData.push_back(QT3DSVec4(ringEnd, inRingColor)); - theVertexData.push_back(QT3DSVec4(discEnd, inRingColor)); - theVertexData.push_back(QT3DSVec4(discStart, inRingColor)); - } - - QT3DSU32 stride; - QT3DSU32 offset = 0; - NVRenderAttribLayout *theAttribLayout = &inWidgetContext.CreateAttributeLayout( - IStudioWidget::GetVertexBufferAttributesAndStride(stride)); - NVRenderVertexBuffer *theVertexBuffer = &inWidgetContext.GetOrCreateVertexBuffer( - theItemName, stride, toU8DataRef(theVertexData.begin(), theVertexData.size())); - - retval = &inWidgetContext.GetOrCreateInputAssembler( - theItemName, theAttribLayout, toConstDataRef(&theVertexBuffer, 1), nullptr, - toConstDataRef(&stride, 1), toConstDataRef(&offset, 1)); - - return retval; -} - -// Create an axis with a triangle at the top. Really we create two axis that are orthogonal to each -// other. -NVRenderInputAssembler * -IStudioWidget::CreateAxis(NVAllocatorCallback &inAllocator, IRenderWidgetContext &inWidgetContext, - NVRenderContext &inRenderContext, const QT3DSVec3 &inAxisDirection, - QT3DSF32 inAxisStartOffset, QT3DSF32 inAxisLength, QT3DSF32 inTriLength, - QT3DSF32 inAxisWidth, QT3DSF32 inTriWidth, const char *inAxisName) -{ - CRegisteredString theItemName = inRenderContext.GetStringTable().RegisterStr(inAxisName); - NVRenderInputAssembler *retval = inWidgetContext.GetInputAssembler(theItemName); - if (retval) { - return retval; - } - - TResultVecType theVertexData(inAllocator, "STranslationWidget::theVertexData"); - QT3DSVec3 orth1 = inAxisDirection.cross(QT3DSVec3(0, 0, 1)); - if (orth1.magnitudeSquared() < .05f) - orth1 = inAxisDirection.cross(QT3DSVec3(0, 1, 0)); - QT3DSVec3 orth2 = inAxisDirection.cross(orth1); - - // Draw a rect that starts at inAxisStartOffset - QT3DSVec3 rectStart = inAxisDirection * inAxisStartOffset; - // Rect end is also tri start, obviously - QT3DSVec3 rectEnd = inAxisDirection * (inAxisStartOffset + inAxisLength); - QT3DSVec3 triEnd = inAxisDirection * (inAxisStartOffset + inAxisLength + inTriLength); - - QT3DSF32 axisHalfWidth = inAxisWidth / 2.0f; - QT3DSF32 triHalfWidth = inTriWidth / 2.0f; - CreateRect(rectStart, rectEnd, orth1, axisHalfWidth, 0.0f, theVertexData); - CreateTriangle(rectEnd, triEnd, orth1, triHalfWidth, 0.0f, theVertexData); - CreateRect(rectStart, rectEnd, orth2, axisHalfWidth, 0.0f, theVertexData); - CreateTriangle(rectEnd, triEnd, orth2, triHalfWidth, 0.0f, theVertexData); - - QT3DSU32 stride; - QT3DSU32 offset = 0; - NVRenderAttribLayout *theAttribLayout = &inWidgetContext.CreateAttributeLayout( - IStudioWidget::GetVertexBufferAttributesAndStride(stride)); - NVRenderVertexBuffer *theVertexBuffer = &inWidgetContext.GetOrCreateVertexBuffer( - theItemName, stride, toU8DataRef(theVertexData.begin(), theVertexData.size())); - - retval = &inWidgetContext.GetOrCreateInputAssembler( - theItemName, theAttribLayout, toConstDataRef(&theVertexBuffer, 1), nullptr, - toConstDataRef(&stride, 1), toConstDataRef(&offset, 1)); - - return retval; -}; - -SWidgetRenderSetupResult::SWidgetRenderSetupResult(IRenderWidgetContext &inWidgetContext, - SNode &inNode, - RenderWidgetModes::Enum inWidgetMode) -{ - m_WidgetInfo = - inWidgetContext.GetWidgetRenderInformation(inNode, QT3DSVec3(0, 0, 0), inWidgetMode); - QT3DSMat44 theTranslationScale(QT3DSMat44::createIdentity()); - QT3DSMat33 theRotationMult(QT3DSMat33::createIdentity()); - bool includeNodeRotation = inWidgetMode == RenderWidgetModes::Local ? true : false; - if (includeNodeRotation) { - QT3DSMat44 theNodeRotation; - inNode.CalculateRotationMatrix(theNodeRotation); - if (inNode.m_Flags.IsLeftHanded()) { - SNode::FlipCoordinateSystem(theNodeRotation); - } - theRotationMult = - QT3DSMat33(theNodeRotation.column0.getXYZ(), theNodeRotation.column1.getXYZ(), - theNodeRotation.column2.getXYZ()); - } - - QT3DSMat33 theRotationMatrix = m_WidgetInfo.m_NormalMatrix * theRotationMult; - QT3DSMat33 theScaleMatrix(QT3DSMat33::createIdentity()); - theScaleMatrix.column0[0] = m_WidgetInfo.m_Scale; - theScaleMatrix.column1[1] = m_WidgetInfo.m_Scale; - theScaleMatrix.column2[2] = m_WidgetInfo.m_Scale; - QT3DSMat33 theCombined = theRotationMatrix * theScaleMatrix; - theTranslationScale.column0 = QT3DSVec4(theCombined.column0, 0.0f); - theTranslationScale.column1 = QT3DSVec4(theCombined.column1, 0.0f); - theTranslationScale.column2 = QT3DSVec4(theCombined.column2, 0.0f); - theTranslationScale.column3.x = m_WidgetInfo.m_Position.x; - theTranslationScale.column3.y = m_WidgetInfo.m_Position.y; - theTranslationScale.column3.z = m_WidgetInfo.m_Position.z; - m_TranslationScale = theTranslationScale; - m_PureProjection = m_WidgetInfo.m_PureProjection; - - QT3DSMat44 theCameraTransScale(QT3DSMat44::createIdentity()); - theCameraTransScale.column0 = QT3DSVec4(m_WidgetInfo.m_LookAtMatrix.column0, 0.0f); - theCameraTransScale.column1 = QT3DSVec4(m_WidgetInfo.m_LookAtMatrix.column1, 0.0f); - theCameraTransScale.column2 = QT3DSVec4(m_WidgetInfo.m_LookAtMatrix.column2, 0.0f); - theCameraTransScale.column3.x = m_WidgetInfo.m_Position.x; - theCameraTransScale.column3.y = m_WidgetInfo.m_Position.y; - theCameraTransScale.column3.z = m_WidgetInfo.m_Position.z; - theCameraTransScale.column0[0] = m_WidgetInfo.m_Scale; - theCameraTransScale.column1[1] = m_WidgetInfo.m_Scale; - theCameraTransScale.column2[2] = m_WidgetInfo.m_Scale; - m_CameraTranslationScale = theCameraTransScale; - m_SetupResult = m_WidgetInfo.m_LayerProjection * theTranslationScale; -} - -CRegisteredString IStudioWidget::GetSharedShaderName(IStringTable &inStrTable) -{ - return inStrTable.RegisterStr("IStudioWidget Shader"); -} - -CRegisteredString IStudioWidget::GetSharedPickShaderName(IStringTable &inStrTable) -{ - return inStrTable.RegisterStr("IStudioWidget Pick Shader"); -} - -NVRenderShaderProgram *IStudioWidget::CreateWidgetShader(IRenderWidgetContext &inWidgetContext, - NVRenderContext &inRenderContext) -{ - CRegisteredString theSharedName(GetSharedShaderName(inRenderContext.GetStringTable())); - NVRenderShaderProgram *retval = inWidgetContext.GetShader(theSharedName); - if (retval) - return retval; - qt3ds::render::IShaderProgramGenerator &theGenerator(inWidgetContext.GetProgramGenerator()); - theGenerator.BeginProgram(); - qt3ds::render::IShaderStageGenerator &theVertexGenerator( - *theGenerator.GetStage(qt3ds::render::ShaderGeneratorStages::Vertex)); - qt3ds::render::IShaderStageGenerator &theFragmentGenerator( - *theGenerator.GetStage(qt3ds::render::ShaderGeneratorStages::Fragment)); - theVertexGenerator.AddIncoming("attr_pos", "vec3"); - theVertexGenerator.AddIncoming("attr_color_index", "float"); - theVertexGenerator.AddOutgoing("output_color_index", "float"); - theVertexGenerator.AddUniform("model_view_projection", "mat4"); - // These are required in order to scale the scale widget the way we want to scale it. - theVertexGenerator.AddUniform("attr_pos_add_start", "float"); - theVertexGenerator.AddUniform("attr_pos_add_amount", "vec3"); - theVertexGenerator.Append("void main() {"); - theVertexGenerator - << "\tvec3 thePos = attr_pos;" << Endl - << "\tif ( length(thePos) > attr_pos_add_start ) thePos = thePos + attr_pos_add_amount;" - << Endl; - theVertexGenerator.Append("\tgl_Position = model_view_projection * vec4(thePos, 1.0);"); - theVertexGenerator.Append("\toutput_color_index = attr_color_index;"); - theVertexGenerator.Append("}"); - theFragmentGenerator.AddUniform("color0", "vec3"); - theFragmentGenerator.AddUniform("color1", "vec3"); - theFragmentGenerator.Append("void main() {"); - theFragmentGenerator.Append("\tgl_FragColor.rgb = output_color_index > 0.0 ? color1 : color0;"); - theFragmentGenerator.Append("\tgl_FragColor.a = 1.0;"); - theFragmentGenerator.Append("}"); - return inWidgetContext.CompileAndStoreShader(theSharedName); -} - -NVRenderShaderProgram *IStudioWidget::CreateWidgetPickShader(IRenderWidgetContext &inWidgetContext, - NVRenderContext &inRenderContext) -{ - CRegisteredString theSharedName(GetSharedPickShaderName(inRenderContext.GetStringTable())); - NVRenderShaderProgram *retval = inWidgetContext.GetShader(theSharedName); - if (retval) - return retval; - qt3ds::render::IShaderProgramGenerator &theGenerator(inWidgetContext.GetProgramGenerator()); - theGenerator.BeginProgram(); - qt3ds::render::IShaderStageGenerator &theVertexGenerator( - *theGenerator.GetStage(qt3ds::render::ShaderGeneratorStages::Vertex)); - qt3ds::render::IShaderStageGenerator &theFragmentGenerator( - *theGenerator.GetStage(qt3ds::render::ShaderGeneratorStages::Fragment)); - theVertexGenerator.AddIncoming("attr_pos", "vec3"); - theVertexGenerator.AddUniform("model_view_projection", "mat4"); - theVertexGenerator.Append("void main() {"); - theVertexGenerator.Append("\tgl_Position = model_view_projection * vec4(attr_pos, 1.0);"); - theVertexGenerator.Append("}"); - theFragmentGenerator.AddUniform("object_id", "int"); - theFragmentGenerator.Append("void main() {"); - if (inRenderContext.GetRenderContextType() == NVRenderContextValues::GLES2) { - theFragmentGenerator.Append("int moddiv = object_id / 256;"); - theFragmentGenerator.Append( - "\tgl_FragColor.r = float(object_id - moddiv * 256)/255.0;"); - } else { - theFragmentGenerator.Append("\tgl_FragColor.r = float(object_id % 256)/255.0;"); - } - theFragmentGenerator.Append("\tgl_FragColor.g = float(object_id / 256)/255.0;"); - theFragmentGenerator.Append("\tgl_FragColor.b = 0.0;"); - theFragmentGenerator.Append("\tgl_FragColor.a = 1.0;"); - theFragmentGenerator.Append("}"); - return inWidgetContext.CompileAndStoreShader(theSharedName); -} - -NVConstDataRef<qt3ds::render::NVRenderVertexBufferEntry> -IStudioWidget::GetVertexBufferAttributesAndStride(QT3DSU32 &stride) -{ - static qt3ds::render::NVRenderVertexBufferEntry theEntries[] = { - qt3ds::render::NVRenderVertexBufferEntry("attr_pos", qt3ds::render::NVRenderComponentTypes::QT3DSF32, - 3), - qt3ds::render::NVRenderVertexBufferEntry("attr_color_index", - qt3ds::render::NVRenderComponentTypes::QT3DSF32, 1, 12), - }; - - stride = 3 * sizeof(QT3DSF32) + 1 * sizeof(QT3DSF32); - - return toConstDataRef(theEntries, 2); -} |