diff options
Diffstat (limited to 'src/3rdparty/angle/src/libGLESv2/Texture.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libGLESv2/Texture.cpp | 1012 |
1 files changed, 0 insertions, 1012 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/Texture.cpp b/src/3rdparty/angle/src/libGLESv2/Texture.cpp deleted file mode 100644 index cd4fc4e32a..0000000000 --- a/src/3rdparty/angle/src/libGLESv2/Texture.cpp +++ /dev/null @@ -1,1012 +0,0 @@ -// -// Copyright (c) 2002-2014 The ANGLE Project Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. -// - -// Texture.cpp: Implements the gl::Texture class and its derived classes -// Texture2D and TextureCubeMap. Implements GL texture objects and related -// functionality. [OpenGL ES 2.0.24] section 3.7 page 63. - -#include "libGLESv2/Texture.h" -#include "libGLESv2/main.h" -#include "libGLESv2/Context.h" -#include "libGLESv2/formatutils.h" -#include "libGLESv2/ImageIndex.h" -#include "libGLESv2/Renderbuffer.h" -#include "libGLESv2/renderer/Image.h" -#include "libGLESv2/renderer/d3d/TextureStorage.h" - -#include "libEGL/Surface.h" - -#include "common/mathutil.h" -#include "common/utilities.h" - -namespace gl -{ - -bool IsMipmapFiltered(const gl::SamplerState &samplerState) -{ - switch (samplerState.minFilter) - { - case GL_NEAREST: - case GL_LINEAR: - return false; - case GL_NEAREST_MIPMAP_NEAREST: - case GL_LINEAR_MIPMAP_NEAREST: - case GL_NEAREST_MIPMAP_LINEAR: - case GL_LINEAR_MIPMAP_LINEAR: - return true; - default: UNREACHABLE(); - return false; - } -} - -bool IsPointSampled(const gl::SamplerState &samplerState) -{ - return (samplerState.magFilter == GL_NEAREST && (samplerState.minFilter == GL_NEAREST || samplerState.minFilter == GL_NEAREST_MIPMAP_NEAREST)); -} - -unsigned int Texture::mCurrentTextureSerial = 1; - -Texture::Texture(rx::TextureImpl *impl, GLuint id, GLenum target) - : RefCountObject(id), - mTexture(impl), - mTextureSerial(issueTextureSerial()), - mUsage(GL_NONE), - mImmutableLevelCount(0), - mTarget(target) -{ -} - -Texture::~Texture() -{ - SafeDelete(mTexture); -} - -GLenum Texture::getTarget() const -{ - return mTarget; -} - -void Texture::setUsage(GLenum usage) -{ - mUsage = usage; - getImplementation()->setUsage(usage); -} - -GLenum Texture::getUsage() const -{ - return mUsage; -} - -GLint Texture::getBaseLevelWidth() const -{ - const rx::Image *baseImage = getBaseLevelImage(); - return (baseImage ? baseImage->getWidth() : 0); -} - -GLint Texture::getBaseLevelHeight() const -{ - const rx::Image *baseImage = getBaseLevelImage(); - return (baseImage ? baseImage->getHeight() : 0); -} - -GLint Texture::getBaseLevelDepth() const -{ - const rx::Image *baseImage = getBaseLevelImage(); - return (baseImage ? baseImage->getDepth() : 0); -} - -// Note: "base level image" is loosely defined to be any image from the base level, -// where in the base of 2D array textures and cube maps there are several. Don't use -// the base level image for anything except querying texture format and size. -GLenum Texture::getBaseLevelInternalFormat() const -{ - const rx::Image *baseImage = getBaseLevelImage(); - return (baseImage ? baseImage->getInternalFormat() : GL_NONE); -} - -GLsizei Texture::getWidth(const ImageIndex &index) const -{ - rx::Image *image = mTexture->getImage(index); - return image->getWidth(); -} - -GLsizei Texture::getHeight(const ImageIndex &index) const -{ - rx::Image *image = mTexture->getImage(index); - return image->getHeight(); -} - -GLenum Texture::getInternalFormat(const ImageIndex &index) const -{ - rx::Image *image = mTexture->getImage(index); - return image->getInternalFormat(); -} - -GLenum Texture::getActualFormat(const ImageIndex &index) const -{ - rx::Image *image = mTexture->getImage(index); - return image->getActualFormat(); -} - -Error Texture::generateMipmaps() -{ - return getImplementation()->generateMipmaps(); -} - -Error Texture::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, - GLint x, GLint y, GLsizei width, GLsizei height, Framebuffer *source) -{ - return mTexture->copySubImage(target, level, xoffset, yoffset, zoffset, x, y, width, height, source); -} - -unsigned int Texture::getTextureSerial() const -{ - return mTextureSerial; -} - -unsigned int Texture::issueTextureSerial() -{ - return mCurrentTextureSerial++; -} - -bool Texture::isImmutable() const -{ - return (mImmutableLevelCount > 0); -} - -int Texture::immutableLevelCount() -{ - return mImmutableLevelCount; -} - -int Texture::mipLevels() const -{ - return log2(std::max(std::max(getBaseLevelWidth(), getBaseLevelHeight()), getBaseLevelDepth())) + 1; -} - -const rx::Image *Texture::getBaseLevelImage() const -{ - return (getImplementation()->getLayerCount(0) > 0 ? getImplementation()->getImage(0, 0) : NULL); -} - -Texture2D::Texture2D(rx::TextureImpl *impl, GLuint id) - : Texture(impl, id, GL_TEXTURE_2D) -{ - mSurface = NULL; -} - -Texture2D::~Texture2D() -{ - if (mSurface) - { - mSurface->setBoundTexture(NULL); - mSurface = NULL; - } -} - -GLsizei Texture2D::getWidth(GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, 0)->getWidth(); - else - return 0; -} - -GLsizei Texture2D::getHeight(GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, 0)->getHeight(); - else - return 0; -} - -GLenum Texture2D::getInternalFormat(GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, 0)->getInternalFormat(); - else - return GL_NONE; -} - -GLenum Texture2D::getActualFormat(GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, 0)->getActualFormat(); - else - return GL_NONE; -} - -Error Texture2D::setImage(GLint level, GLsizei width, GLsizei height, GLenum internalFormat, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - releaseTexImage(); - - return mTexture->setImage(GL_TEXTURE_2D, level, width, height, 1, internalFormat, format, type, unpack, pixels); -} - -void Texture2D::bindTexImage(egl::Surface *surface) -{ - releaseTexImage(); - - mTexture->bindTexImage(surface); - - mSurface = surface; - mSurface->setBoundTexture(this); -} - -void Texture2D::releaseTexImage() -{ - if (mSurface) - { - mSurface->setBoundTexture(NULL); - mSurface = NULL; - - mTexture->releaseTexImage(); - } -} - -Error Texture2D::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, - const PixelUnpackState &unpack, const void *pixels) -{ - releaseTexImage(); - - return mTexture->setCompressedImage(GL_TEXTURE_2D, level, format, width, height, 1, imageSize, unpack, pixels); -} - -Error Texture2D::subImage(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImage(GL_TEXTURE_2D, level, xoffset, yoffset, 0, width, height, 1, format, type, unpack, pixels); -} - -Error Texture2D::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, - GLenum format, GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImageCompressed(GL_TEXTURE_2D, level, xoffset, yoffset, 0, width, height, 1, format, imageSize, unpack, pixels); -} - -Error Texture2D::copyImage(GLint level, GLenum format, GLint x, GLint y, GLsizei width, GLsizei height, - Framebuffer *source) -{ - releaseTexImage(); - - return mTexture->copyImage(GL_TEXTURE_2D, level, format, x, y, width, height, source); -} - -Error Texture2D::storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height) -{ - Error error = mTexture->storage(GL_TEXTURE_2D, levels, internalformat, width, height, 1); - if (error.isError()) - { - return error; - } - - mImmutableLevelCount = levels; - - return Error(GL_NO_ERROR); -} - -// Tests for 2D texture sampling completeness. [OpenGL ES 2.0.24] section 3.8.2 page 85. -bool Texture2D::isSamplerComplete(const SamplerState &samplerState, const TextureCapsMap &textureCaps, const Extensions &extensions, int clientVersion) const -{ - GLsizei width = getBaseLevelWidth(); - GLsizei height = getBaseLevelHeight(); - - if (width <= 0 || height <= 0) - { - return false; - } - - if (!textureCaps.get(getInternalFormat(0)).filterable && !IsPointSampled(samplerState)) - { - return false; - } - - bool npotSupport = extensions.textureNPOT; - - if (!npotSupport) - { - if ((samplerState.wrapS != GL_CLAMP_TO_EDGE && !gl::isPow2(width)) || - (samplerState.wrapT != GL_CLAMP_TO_EDGE && !gl::isPow2(height))) - { - return false; - } - } - - if (IsMipmapFiltered(samplerState)) - { - if (!npotSupport) - { - if (!gl::isPow2(width) || !gl::isPow2(height)) - { - return false; - } - } - - if (!isMipmapComplete()) - { - return false; - } - } - - // OpenGLES 3.0.2 spec section 3.8.13 states that a texture is not mipmap complete if: - // The internalformat specified for the texture arrays is a sized internal depth or - // depth and stencil format (see table 3.13), the value of TEXTURE_COMPARE_- - // MODE is NONE, and either the magnification filter is not NEAREST or the mini- - // fication filter is neither NEAREST nor NEAREST_MIPMAP_NEAREST. - const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(getInternalFormat(0)); - if (formatInfo.depthBits > 0 && clientVersion > 2) - { - if (samplerState.compareMode == GL_NONE) - { - if ((samplerState.minFilter != GL_NEAREST && samplerState.minFilter != GL_NEAREST_MIPMAP_NEAREST) || - samplerState.magFilter != GL_NEAREST) - { - return false; - } - } - } - - return true; -} - -bool Texture2D::isCompressed(GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(level)).compressed; -} - -bool Texture2D::isDepth(GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(level)).depthBits > 0; -} - -Error Texture2D::generateMipmaps() -{ - releaseTexImage(); - - return mTexture->generateMipmaps(); -} - -// Tests for 2D texture (mipmap) completeness. [OpenGL ES 2.0.24] section 3.7.10 page 81. -bool Texture2D::isMipmapComplete() const -{ - int levelCount = mipLevels(); - - for (int level = 0; level < levelCount; level++) - { - if (!isLevelComplete(level)) - { - return false; - } - } - - return true; -} - -bool Texture2D::isLevelComplete(int level) const -{ - if (isImmutable()) - { - return true; - } - - const rx::Image *baseImage = getBaseLevelImage(); - - GLsizei width = baseImage->getWidth(); - GLsizei height = baseImage->getHeight(); - - if (width <= 0 || height <= 0) - { - return false; - } - - // The base image level is complete if the width and height are positive - if (level == 0) - { - return true; - } - - ASSERT(level >= 1 && level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getImage(level, 0) != NULL); - rx::Image *image = mTexture->getImage(level, 0); - - if (image->getInternalFormat() != baseImage->getInternalFormat()) - { - return false; - } - - if (image->getWidth() != std::max(1, width >> level)) - { - return false; - } - - if (image->getHeight() != std::max(1, height >> level)) - { - return false; - } - - return true; -} - -TextureCubeMap::TextureCubeMap(rx::TextureImpl *impl, GLuint id) - : Texture(impl, id, GL_TEXTURE_CUBE_MAP) -{ -} - -TextureCubeMap::~TextureCubeMap() -{ -} - -GLsizei TextureCubeMap::getWidth(GLenum target, GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, targetToLayerIndex(target))->getWidth(); - else - return 0; -} - -GLsizei TextureCubeMap::getHeight(GLenum target, GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, targetToLayerIndex(target))->getHeight(); - else - return 0; -} - -GLenum TextureCubeMap::getInternalFormat(GLenum target, GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, targetToLayerIndex(target))->getInternalFormat(); - else - return GL_NONE; -} - -GLenum TextureCubeMap::getActualFormat(GLenum target, GLint level) const -{ - if (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) - return mTexture->getImage(level, targetToLayerIndex(target))->getActualFormat(); - else - return GL_NONE; -} - -Error TextureCubeMap::setImage(GLenum target, GLint level, GLsizei width, GLsizei height, GLenum internalFormat, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->setImage(target, level, width, height, 1, internalFormat, format, type, unpack, pixels); -} - -Error TextureCubeMap::setCompressedImage(GLenum target, GLint level, GLenum format, GLsizei width, GLsizei height, - GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->setCompressedImage(target, level, format, width, height, 1, imageSize, unpack, pixels); -} - -Error TextureCubeMap::subImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImage(target, level, xoffset, yoffset, 0, width, height, 1, format, type, unpack, pixels); -} - -Error TextureCubeMap::subImageCompressed(GLenum target, GLint level, GLint xoffset, GLint yoffset, - GLsizei width, GLsizei height, GLenum format, - GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImageCompressed(target, level, xoffset, yoffset, 0, width, height, 1, format, imageSize, unpack, pixels); -} - -// Tests for cube texture completeness. [OpenGL ES 2.0.24] section 3.7.10 page 81. -bool TextureCubeMap::isCubeComplete() const -{ - int baseWidth = getBaseLevelWidth(); - int baseHeight = getBaseLevelHeight(); - GLenum baseFormat = getBaseLevelInternalFormat(); - - if (baseWidth <= 0 || baseWidth != baseHeight) - { - return false; - } - - for (int faceIndex = 1; faceIndex < 6; faceIndex++) - { - const rx::Image *faceBaseImage = mTexture->getImage(0, faceIndex); - - if (faceBaseImage->getWidth() != baseWidth || - faceBaseImage->getHeight() != baseHeight || - faceBaseImage->getInternalFormat() != baseFormat ) - { - return false; - } - } - - return true; -} - -bool TextureCubeMap::isCompressed(GLenum target, GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(target, level)).compressed; -} - -bool TextureCubeMap::isDepth(GLenum target, GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(target, level)).depthBits > 0; -} - -Error TextureCubeMap::copyImage(GLenum target, GLint level, GLenum format, GLint x, GLint y, - GLsizei width, GLsizei height, Framebuffer *source) -{ - return mTexture->copyImage(target, level, format, x, y, width, height, source); -} - -Error TextureCubeMap::storage(GLsizei levels, GLenum internalformat, GLsizei size) -{ - Error error = mTexture->storage(GL_TEXTURE_CUBE_MAP, levels, internalformat, size, size, 1); - if (error.isError()) - { - return error; - } - - mImmutableLevelCount = levels; - - return Error(GL_NO_ERROR); -} - -// Tests for texture sampling completeness -bool TextureCubeMap::isSamplerComplete(const SamplerState &samplerState, const TextureCapsMap &textureCaps, const Extensions &extensions, int clientVersion) const -{ - int size = getBaseLevelWidth(); - - bool mipmapping = IsMipmapFiltered(samplerState); - - if (!textureCaps.get(getInternalFormat(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0)).filterable && !IsPointSampled(samplerState)) - { - return false; - } - - if (!gl::isPow2(size) && !extensions.textureNPOT) - { - if (samplerState.wrapS != GL_CLAMP_TO_EDGE || samplerState.wrapT != GL_CLAMP_TO_EDGE || mipmapping) - { - return false; - } - } - - if (!mipmapping) - { - if (!isCubeComplete()) - { - return false; - } - } - else - { - if (!isMipmapComplete()) // Also tests for isCubeComplete() - { - return false; - } - } - - return true; -} - -int TextureCubeMap::targetToLayerIndex(GLenum target) -{ - META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_X - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 1); - META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 2); - META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 3); - META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 4); - META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 5); - - return target - GL_TEXTURE_CUBE_MAP_POSITIVE_X; -} - -GLenum TextureCubeMap::layerIndexToTarget(GLint layer) -{ - META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_X - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 1); - META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 2); - META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 3); - META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 4); - META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 5); - - return GL_TEXTURE_CUBE_MAP_POSITIVE_X + layer; -} - -bool TextureCubeMap::isMipmapComplete() const -{ - if (isImmutable()) - { - return true; - } - - if (!isCubeComplete()) - { - return false; - } - - int levelCount = mipLevels(); - - for (int face = 0; face < 6; face++) - { - for (int level = 1; level < levelCount; level++) - { - if (!isFaceLevelComplete(face, level)) - { - return false; - } - } - } - - return true; -} - -bool TextureCubeMap::isFaceLevelComplete(int faceIndex, int level) const -{ - ASSERT(level >= 0 && faceIndex < 6 && level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getImage(level, faceIndex) != NULL); - - if (isImmutable()) - { - return true; - } - - int baseSize = getBaseLevelWidth(); - - if (baseSize <= 0) - { - return false; - } - - // "isCubeComplete" checks for base level completeness and we must call that - // to determine if any face at level 0 is complete. We omit that check here - // to avoid re-checking cube-completeness for every face at level 0. - if (level == 0) - { - return true; - } - - // Check that non-zero levels are consistent with the base level. - const rx::Image *faceLevelImage = mTexture->getImage(level, faceIndex); - - if (faceLevelImage->getInternalFormat() != getBaseLevelInternalFormat()) - { - return false; - } - - if (faceLevelImage->getWidth() != std::max(1, baseSize >> level)) - { - return false; - } - - return true; -} - - -Texture3D::Texture3D(rx::TextureImpl *impl, GLuint id) - : Texture(impl, id, GL_TEXTURE_3D) -{ -} - -Texture3D::~Texture3D() -{ -} - -GLsizei Texture3D::getWidth(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mTexture->getImage(level, 0)->getWidth() : 0; -} - -GLsizei Texture3D::getHeight(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mTexture->getImage(level, 0)->getHeight() : 0; -} - -GLsizei Texture3D::getDepth(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mTexture->getImage(level, 0)->getDepth() : 0; -} - -GLenum Texture3D::getInternalFormat(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mTexture->getImage(level, 0)->getInternalFormat() : GL_NONE; -} - -GLenum Texture3D::getActualFormat(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mTexture->getImage(level, 0)->getActualFormat() : GL_NONE; -} - -bool Texture3D::isCompressed(GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(level)).compressed; -} - -bool Texture3D::isDepth(GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(level)).depthBits > 0; -} - -Error Texture3D::setImage(GLint level, GLsizei width, GLsizei height, GLsizei depth, GLenum internalFormat, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->setImage(GL_TEXTURE_3D, level, width, height, depth, internalFormat, format, type, unpack, pixels); -} - -Error Texture3D::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei depth, - GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->setCompressedImage(GL_TEXTURE_3D, level, format, width, height, depth, imageSize, unpack, pixels); -} - -Error Texture3D::subImage(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImage(GL_TEXTURE_3D, level, xoffset, yoffset, zoffset, width, height, depth, format, type, unpack, pixels); -} - -Error Texture3D::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, - GLsizei width, GLsizei height, GLsizei depth, GLenum format, - GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImageCompressed(GL_TEXTURE_3D, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, unpack, pixels); -} - -Error Texture3D::storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) -{ - Error error = mTexture->storage(GL_TEXTURE_3D, levels, internalformat, width, height, depth); - if (error.isError()) - { - return error; - } - - mImmutableLevelCount = levels; - - return Error(GL_NO_ERROR); -} - -bool Texture3D::isSamplerComplete(const SamplerState &samplerState, const TextureCapsMap &textureCaps, const Extensions &extensions, int clientVersion) const -{ - GLsizei width = getBaseLevelWidth(); - GLsizei height = getBaseLevelHeight(); - GLsizei depth = getBaseLevelDepth(); - - if (width <= 0 || height <= 0 || depth <= 0) - { - return false; - } - - if (!textureCaps.get(getInternalFormat(0)).filterable && !IsPointSampled(samplerState)) - { - return false; - } - - if (IsMipmapFiltered(samplerState) && !isMipmapComplete()) - { - return false; - } - - return true; -} - -bool Texture3D::isMipmapComplete() const -{ - int levelCount = mipLevels(); - - for (int level = 0; level < levelCount; level++) - { - if (!isLevelComplete(level)) - { - return false; - } - } - - return true; -} - -bool Texture3D::isLevelComplete(int level) const -{ - ASSERT(level >= 0 && level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getImage(level, 0) != NULL); - - if (isImmutable()) - { - return true; - } - - GLsizei width = getBaseLevelWidth(); - GLsizei height = getBaseLevelHeight(); - GLsizei depth = getBaseLevelDepth(); - - if (width <= 0 || height <= 0 || depth <= 0) - { - return false; - } - - if (level == 0) - { - return true; - } - - rx::Image *levelImage = mTexture->getImage(level, 0); - - if (levelImage->getInternalFormat() != getBaseLevelInternalFormat()) - { - return false; - } - - if (levelImage->getWidth() != std::max(1, width >> level)) - { - return false; - } - - if (levelImage->getHeight() != std::max(1, height >> level)) - { - return false; - } - - if (levelImage->getDepth() != std::max(1, depth >> level)) - { - return false; - } - - return true; -} - -Texture2DArray::Texture2DArray(rx::TextureImpl *impl, GLuint id) - : Texture(impl, id, GL_TEXTURE_2D_ARRAY) -{ -} - -Texture2DArray::~Texture2DArray() -{ -} - -GLsizei Texture2DArray::getWidth(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getLayerCount(level) > 0) ? mTexture->getImage(level, 0)->getWidth() : 0; -} - -GLsizei Texture2DArray::getHeight(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getLayerCount(level) > 0) ? mTexture->getImage(level, 0)->getHeight() : 0; -} - -GLsizei Texture2DArray::getLayers(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mTexture->getLayerCount(level) : 0; -} - -GLenum Texture2DArray::getInternalFormat(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getLayerCount(level) > 0) ? mTexture->getImage(level, 0)->getInternalFormat() : GL_NONE; -} - -GLenum Texture2DArray::getActualFormat(GLint level) const -{ - return (level < IMPLEMENTATION_MAX_TEXTURE_LEVELS && mTexture->getLayerCount(level) > 0) ? mTexture->getImage(level, 0)->getActualFormat() : GL_NONE; -} - -bool Texture2DArray::isCompressed(GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(level)).compressed; -} - -bool Texture2DArray::isDepth(GLint level) const -{ - return GetInternalFormatInfo(getInternalFormat(level)).depthBits > 0; -} - -Error Texture2DArray::setImage(GLint level, GLsizei width, GLsizei height, GLsizei depth, GLenum internalFormat, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->setImage(GL_TEXTURE_2D_ARRAY, level, width, height, depth, internalFormat, format, type, unpack, pixels); -} - -Error Texture2DArray::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei depth, - GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->setCompressedImage(GL_TEXTURE_2D_ARRAY, level, format, width, height, depth, imageSize, unpack, pixels); -} - -Error Texture2DArray::subImage(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImage(GL_TEXTURE_2D_ARRAY, level, xoffset, yoffset, zoffset, width, height, depth, format, type, unpack, pixels); -} - -Error Texture2DArray::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, - GLsizei width, GLsizei height, GLsizei depth, GLenum format, - GLsizei imageSize, const PixelUnpackState &unpack, const void *pixels) -{ - return mTexture->subImageCompressed(GL_TEXTURE_2D_ARRAY, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, unpack, pixels); -} - -Error Texture2DArray::storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) -{ - Error error = mTexture->storage(GL_TEXTURE_2D_ARRAY, levels, internalformat, width, height, depth); - if (error.isError()) - { - return error; - } - - mImmutableLevelCount = levels; - - return Error(GL_NO_ERROR); -} - -bool Texture2DArray::isSamplerComplete(const SamplerState &samplerState, const TextureCapsMap &textureCaps, const Extensions &extensions, int clientVersion) const -{ - GLsizei width = getBaseLevelWidth(); - GLsizei height = getBaseLevelHeight(); - GLsizei depth = getLayers(0); - - if (width <= 0 || height <= 0 || depth <= 0) - { - return false; - } - - if (!textureCaps.get(getBaseLevelInternalFormat()).filterable && !IsPointSampled(samplerState)) - { - return false; - } - - if (IsMipmapFiltered(samplerState) && !isMipmapComplete()) - { - return false; - } - - return true; -} - -bool Texture2DArray::isMipmapComplete() const -{ - int levelCount = mipLevels(); - - for (int level = 1; level < levelCount; level++) - { - if (!isLevelComplete(level)) - { - return false; - } - } - - return true; -} - -bool Texture2DArray::isLevelComplete(int level) const -{ - ASSERT(level >= 0 && level < IMPLEMENTATION_MAX_TEXTURE_LEVELS); - - if (isImmutable()) - { - return true; - } - - GLsizei width = getBaseLevelWidth(); - GLsizei height = getBaseLevelHeight(); - GLsizei layers = getLayers(0); - - if (width <= 0 || height <= 0 || layers <= 0) - { - return false; - } - - if (level == 0) - { - return true; - } - - if (getInternalFormat(level) != getInternalFormat(0)) - { - return false; - } - - if (getWidth(level) != std::max(1, width >> level)) - { - return false; - } - - if (getHeight(level) != std::max(1, height >> level)) - { - return false; - } - - if (getLayers(level) != layers) - { - return false; - } - - return true; -} - -} |