| // |
| // 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. |
| // |
| |
| // Program.cpp: Implements the gl::Program class. Implements GL program objects |
| // and related functionality. [OpenGL ES 2.0.24] section 2.10.3 page 28. |
| |
| #include "libGLESv2/BinaryStream.h" |
| #include "libGLESv2/ProgramBinary.h" |
| #include "libGLESv2/Framebuffer.h" |
| #include "libGLESv2/FramebufferAttachment.h" |
| #include "libGLESv2/Renderbuffer.h" |
| #include "libGLESv2/renderer/ShaderExecutable.h" |
| |
| #include "common/debug.h" |
| #include "common/version.h" |
| #include "common/utilities.h" |
| #include "common/platform.h" |
| |
| #include "libGLESv2/main.h" |
| #include "libGLESv2/Shader.h" |
| #include "libGLESv2/Program.h" |
| #include "libGLESv2/renderer/ProgramImpl.h" |
| #include "libGLESv2/renderer/d3d/ShaderD3D.h" |
| #include "libGLESv2/Context.h" |
| #include "libGLESv2/Buffer.h" |
| #include "common/blocklayout.h" |
| |
| namespace gl |
| { |
| |
| namespace |
| { |
| |
| GLenum GetTextureType(GLenum samplerType) |
| { |
| switch (samplerType) |
| { |
| case GL_SAMPLER_2D: |
| case GL_INT_SAMPLER_2D: |
| case GL_UNSIGNED_INT_SAMPLER_2D: |
| case GL_SAMPLER_2D_SHADOW: |
| return GL_TEXTURE_2D; |
| case GL_SAMPLER_3D: |
| case GL_INT_SAMPLER_3D: |
| case GL_UNSIGNED_INT_SAMPLER_3D: |
| return GL_TEXTURE_3D; |
| case GL_SAMPLER_CUBE: |
| case GL_SAMPLER_CUBE_SHADOW: |
| return GL_TEXTURE_CUBE_MAP; |
| case GL_INT_SAMPLER_CUBE: |
| case GL_UNSIGNED_INT_SAMPLER_CUBE: |
| return GL_TEXTURE_CUBE_MAP; |
| case GL_SAMPLER_2D_ARRAY: |
| case GL_INT_SAMPLER_2D_ARRAY: |
| case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY: |
| case GL_SAMPLER_2D_ARRAY_SHADOW: |
| return GL_TEXTURE_2D_ARRAY; |
| default: UNREACHABLE(); |
| } |
| |
| return GL_TEXTURE_2D; |
| } |
| |
| unsigned int ParseAndStripArrayIndex(std::string* name) |
| { |
| unsigned int subscript = GL_INVALID_INDEX; |
| |
| // Strip any trailing array operator and retrieve the subscript |
| size_t open = name->find_last_of('['); |
| size_t close = name->find_last_of(']'); |
| if (open != std::string::npos && close == name->length() - 1) |
| { |
| subscript = atoi(name->substr(open + 1).c_str()); |
| name->erase(open); |
| } |
| |
| return subscript; |
| } |
| |
| bool IsRowMajorLayout(const sh::InterfaceBlockField &var) |
| { |
| return var.isRowMajorLayout; |
| } |
| |
| bool IsRowMajorLayout(const sh::ShaderVariable &var) |
| { |
| return false; |
| } |
| |
| } |
| |
| VariableLocation::VariableLocation(const std::string &name, unsigned int element, unsigned int index) |
| : name(name), element(element), index(index) |
| { |
| } |
| |
| LinkedVarying::LinkedVarying() |
| { |
| } |
| |
| LinkedVarying::LinkedVarying(const std::string &name, GLenum type, GLsizei size, const std::string &semanticName, |
| unsigned int semanticIndex, unsigned int semanticIndexCount) |
| : name(name), type(type), size(size), semanticName(semanticName), semanticIndex(semanticIndex), semanticIndexCount(semanticIndexCount) |
| { |
| } |
| |
| unsigned int ProgramBinary::mCurrentSerial = 1; |
| |
| ProgramBinary::ProgramBinary(rx::ProgramImpl *impl) |
| : RefCountObject(0), |
| mProgram(impl), |
| mUsedVertexSamplerRange(0), |
| mUsedPixelSamplerRange(0), |
| mDirtySamplerMapping(true), |
| mValidated(false), |
| mSerial(issueSerial()) |
| { |
| ASSERT(impl); |
| |
| for (int index = 0; index < MAX_VERTEX_ATTRIBS; index++) |
| { |
| mSemanticIndex[index] = -1; |
| } |
| } |
| |
| ProgramBinary::~ProgramBinary() |
| { |
| reset(); |
| SafeDelete(mProgram); |
| } |
| |
| unsigned int ProgramBinary::getSerial() const |
| { |
| return mSerial; |
| } |
| |
| unsigned int ProgramBinary::issueSerial() |
| { |
| return mCurrentSerial++; |
| } |
| |
| GLuint ProgramBinary::getAttributeLocation(const char *name) |
| { |
| if (name) |
| { |
| for (int index = 0; index < MAX_VERTEX_ATTRIBS; index++) |
| { |
| if (mLinkedAttribute[index].name == std::string(name)) |
| { |
| return index; |
| } |
| } |
| } |
| |
| return -1; |
| } |
| |
| int ProgramBinary::getSemanticIndex(int attributeIndex) |
| { |
| ASSERT(attributeIndex >= 0 && attributeIndex < MAX_VERTEX_ATTRIBS); |
| |
| return mSemanticIndex[attributeIndex]; |
| } |
| |
| // Returns one more than the highest sampler index used. |
| GLint ProgramBinary::getUsedSamplerRange(SamplerType type) |
| { |
| switch (type) |
| { |
| case SAMPLER_PIXEL: |
| return mUsedPixelSamplerRange; |
| case SAMPLER_VERTEX: |
| return mUsedVertexSamplerRange; |
| default: |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| bool ProgramBinary::usesPointSize() const |
| { |
| return mProgram->usesPointSize(); |
| } |
| |
| GLint ProgramBinary::getSamplerMapping(SamplerType type, unsigned int samplerIndex, const Caps &caps) |
| { |
| GLint logicalTextureUnit = -1; |
| |
| switch (type) |
| { |
| case SAMPLER_PIXEL: |
| ASSERT(samplerIndex < caps.maxTextureImageUnits); |
| if (samplerIndex < mSamplersPS.size() && mSamplersPS[samplerIndex].active) |
| { |
| logicalTextureUnit = mSamplersPS[samplerIndex].logicalTextureUnit; |
| } |
| break; |
| case SAMPLER_VERTEX: |
| ASSERT(samplerIndex < caps.maxVertexTextureImageUnits); |
| if (samplerIndex < mSamplersVS.size() && mSamplersVS[samplerIndex].active) |
| { |
| logicalTextureUnit = mSamplersVS[samplerIndex].logicalTextureUnit; |
| } |
| break; |
| default: UNREACHABLE(); |
| } |
| |
| if (logicalTextureUnit >= 0 && logicalTextureUnit < static_cast<GLint>(caps.maxCombinedTextureImageUnits)) |
| { |
| return logicalTextureUnit; |
| } |
| |
| return -1; |
| } |
| |
| // Returns the texture type for a given Direct3D 9 sampler type and |
| // index (0-15 for the pixel shader and 0-3 for the vertex shader). |
| GLenum ProgramBinary::getSamplerTextureType(SamplerType type, unsigned int samplerIndex) |
| { |
| switch (type) |
| { |
| case SAMPLER_PIXEL: |
| ASSERT(samplerIndex < mSamplersPS.size()); |
| ASSERT(mSamplersPS[samplerIndex].active); |
| return mSamplersPS[samplerIndex].textureType; |
| case SAMPLER_VERTEX: |
| ASSERT(samplerIndex < mSamplersVS.size()); |
| ASSERT(mSamplersVS[samplerIndex].active); |
| return mSamplersVS[samplerIndex].textureType; |
| default: UNREACHABLE(); |
| } |
| |
| return GL_TEXTURE_2D; |
| } |
| |
| GLint ProgramBinary::getUniformLocation(std::string name) |
| { |
| unsigned int subscript = ParseAndStripArrayIndex(&name); |
| |
| unsigned int numUniforms = mUniformIndex.size(); |
| for (unsigned int location = 0; location < numUniforms; location++) |
| { |
| if (mUniformIndex[location].name == name) |
| { |
| const int index = mUniformIndex[location].index; |
| const bool isArray = mUniforms[index]->isArray(); |
| |
| if ((isArray && mUniformIndex[location].element == subscript) || |
| (subscript == GL_INVALID_INDEX)) |
| { |
| return location; |
| } |
| } |
| } |
| |
| return -1; |
| } |
| |
| GLuint ProgramBinary::getUniformIndex(std::string name) |
| { |
| unsigned int subscript = ParseAndStripArrayIndex(&name); |
| |
| // The app is not allowed to specify array indices other than 0 for arrays of basic types |
| if (subscript != 0 && subscript != GL_INVALID_INDEX) |
| { |
| return GL_INVALID_INDEX; |
| } |
| |
| unsigned int numUniforms = mUniforms.size(); |
| for (unsigned int index = 0; index < numUniforms; index++) |
| { |
| if (mUniforms[index]->name == name) |
| { |
| if (mUniforms[index]->isArray() || subscript == GL_INVALID_INDEX) |
| { |
| return index; |
| } |
| } |
| } |
| |
| return GL_INVALID_INDEX; |
| } |
| |
| GLuint ProgramBinary::getUniformBlockIndex(std::string name) |
| { |
| unsigned int subscript = ParseAndStripArrayIndex(&name); |
| |
| unsigned int numUniformBlocks = mUniformBlocks.size(); |
| for (unsigned int blockIndex = 0; blockIndex < numUniformBlocks; blockIndex++) |
| { |
| const UniformBlock &uniformBlock = *mUniformBlocks[blockIndex]; |
| if (uniformBlock.name == name) |
| { |
| const bool arrayElementZero = (subscript == GL_INVALID_INDEX && uniformBlock.elementIndex == 0); |
| if (subscript == uniformBlock.elementIndex || arrayElementZero) |
| { |
| return blockIndex; |
| } |
| } |
| } |
| |
| return GL_INVALID_INDEX; |
| } |
| |
| UniformBlock *ProgramBinary::getUniformBlockByIndex(GLuint blockIndex) |
| { |
| ASSERT(blockIndex < mUniformBlocks.size()); |
| return mUniformBlocks[blockIndex]; |
| } |
| |
| GLint ProgramBinary::getFragDataLocation(const char *name) const |
| { |
| std::string baseName(name); |
| unsigned int arrayIndex; |
| arrayIndex = ParseAndStripArrayIndex(&baseName); |
| |
| for (auto locationIt = mOutputVariables.begin(); locationIt != mOutputVariables.end(); locationIt++) |
| { |
| const VariableLocation &outputVariable = locationIt->second; |
| |
| if (outputVariable.name == baseName && (arrayIndex == GL_INVALID_INDEX || arrayIndex == outputVariable.element)) |
| { |
| return static_cast<GLint>(locationIt->first); |
| } |
| } |
| |
| return -1; |
| } |
| |
| size_t ProgramBinary::getTransformFeedbackVaryingCount() const |
| { |
| return mProgram->getTransformFeedbackLinkedVaryings().size(); |
| } |
| |
| const LinkedVarying &ProgramBinary::getTransformFeedbackVarying(size_t idx) const |
| { |
| return mProgram->getTransformFeedbackLinkedVaryings()[idx]; |
| } |
| |
| GLenum ProgramBinary::getTransformFeedbackBufferMode() const |
| { |
| return mProgram->getTransformFeedbackBufferMode(); |
| } |
| |
| template <typename T> |
| static inline void SetIfDirty(T *dest, const T& source, bool *dirtyFlag) |
| { |
| ASSERT(dest != NULL); |
| ASSERT(dirtyFlag != NULL); |
| |
| *dirtyFlag = *dirtyFlag || (memcmp(dest, &source, sizeof(T)) != 0); |
| *dest = source; |
| } |
| |
| template <typename T> |
| void ProgramBinary::setUniform(GLint location, GLsizei count, const T* v, GLenum targetUniformType) |
| { |
| const int components = VariableComponentCount(targetUniformType); |
| const GLenum targetBoolType = VariableBoolVectorType(targetUniformType); |
| |
| LinkedUniform *targetUniform = getUniformByLocation(location); |
| |
| int elementCount = targetUniform->elementCount(); |
| |
| count = std::min(elementCount - (int)mUniformIndex[location].element, count); |
| |
| if (targetUniform->type == targetUniformType) |
| { |
| T *target = reinterpret_cast<T*>(targetUniform->data) + mUniformIndex[location].element * 4; |
| |
| for (int i = 0; i < count; i++) |
| { |
| T *dest = target + (i * 4); |
| const T *source = v + (i * components); |
| |
| for (int c = 0; c < components; c++) |
| { |
| SetIfDirty(dest + c, source[c], &targetUniform->dirty); |
| } |
| for (int c = components; c < 4; c++) |
| { |
| SetIfDirty(dest + c, T(0), &targetUniform->dirty); |
| } |
| } |
| } |
| else if (targetUniform->type == targetBoolType) |
| { |
| GLint *boolParams = reinterpret_cast<GLint*>(targetUniform->data) + mUniformIndex[location].element * 4; |
| |
| for (int i = 0; i < count; i++) |
| { |
| GLint *dest = boolParams + (i * 4); |
| const T *source = v + (i * components); |
| |
| for (int c = 0; c < components; c++) |
| { |
| SetIfDirty(dest + c, (source[c] == static_cast<T>(0)) ? GL_FALSE : GL_TRUE, &targetUniform->dirty); |
| } |
| for (int c = components; c < 4; c++) |
| { |
| SetIfDirty(dest + c, GL_FALSE, &targetUniform->dirty); |
| } |
| } |
| } |
| else if (IsSampler(targetUniform->type)) |
| { |
| ASSERT(targetUniformType == GL_INT); |
| |
| GLint *target = reinterpret_cast<GLint*>(targetUniform->data) + mUniformIndex[location].element * 4; |
| |
| bool wasDirty = targetUniform->dirty; |
| |
| for (int i = 0; i < count; i++) |
| { |
| GLint *dest = target + (i * 4); |
| const GLint *source = reinterpret_cast<const GLint*>(v) + (i * components); |
| |
| SetIfDirty(dest + 0, source[0], &targetUniform->dirty); |
| SetIfDirty(dest + 1, 0, &targetUniform->dirty); |
| SetIfDirty(dest + 2, 0, &targetUniform->dirty); |
| SetIfDirty(dest + 3, 0, &targetUniform->dirty); |
| } |
| |
| if (!wasDirty && targetUniform->dirty) |
| { |
| mDirtySamplerMapping = true; |
| } |
| } |
| else UNREACHABLE(); |
| } |
| |
| void ProgramBinary::setUniform1fv(GLint location, GLsizei count, const GLfloat* v) |
| { |
| setUniform(location, count, v, GL_FLOAT); |
| } |
| |
| void ProgramBinary::setUniform2fv(GLint location, GLsizei count, const GLfloat *v) |
| { |
| setUniform(location, count, v, GL_FLOAT_VEC2); |
| } |
| |
| void ProgramBinary::setUniform3fv(GLint location, GLsizei count, const GLfloat *v) |
| { |
| setUniform(location, count, v, GL_FLOAT_VEC3); |
| } |
| |
| void ProgramBinary::setUniform4fv(GLint location, GLsizei count, const GLfloat *v) |
| { |
| setUniform(location, count, v, GL_FLOAT_VEC4); |
| } |
| |
| template<typename T> |
| bool transposeMatrix(T *target, const GLfloat *value, int targetWidth, int targetHeight, int srcWidth, int srcHeight) |
| { |
| bool dirty = false; |
| int copyWidth = std::min(targetHeight, srcWidth); |
| int copyHeight = std::min(targetWidth, srcHeight); |
| |
| for (int x = 0; x < copyWidth; x++) |
| { |
| for (int y = 0; y < copyHeight; y++) |
| { |
| SetIfDirty(target + (x * targetWidth + y), static_cast<T>(value[y * srcWidth + x]), &dirty); |
| } |
| } |
| // clear unfilled right side |
| for (int y = 0; y < copyWidth; y++) |
| { |
| for (int x = copyHeight; x < targetWidth; x++) |
| { |
| SetIfDirty(target + (y * targetWidth + x), static_cast<T>(0), &dirty); |
| } |
| } |
| // clear unfilled bottom. |
| for (int y = copyWidth; y < targetHeight; y++) |
| { |
| for (int x = 0; x < targetWidth; x++) |
| { |
| SetIfDirty(target + (y * targetWidth + x), static_cast<T>(0), &dirty); |
| } |
| } |
| |
| return dirty; |
| } |
| |
| template<typename T> |
| bool expandMatrix(T *target, const GLfloat *value, int targetWidth, int targetHeight, int srcWidth, int srcHeight) |
| { |
| bool dirty = false; |
| int copyWidth = std::min(targetWidth, srcWidth); |
| int copyHeight = std::min(targetHeight, srcHeight); |
| |
| for (int y = 0; y < copyHeight; y++) |
| { |
| for (int x = 0; x < copyWidth; x++) |
| { |
| SetIfDirty(target + (y * targetWidth + x), static_cast<T>(value[y * srcWidth + x]), &dirty); |
| } |
| } |
| // clear unfilled right side |
| for (int y = 0; y < copyHeight; y++) |
| { |
| for (int x = copyWidth; x < targetWidth; x++) |
| { |
| SetIfDirty(target + (y * targetWidth + x), static_cast<T>(0), &dirty); |
| } |
| } |
| // clear unfilled bottom. |
| for (int y = copyHeight; y < targetHeight; y++) |
| { |
| for (int x = 0; x < targetWidth; x++) |
| { |
| SetIfDirty(target + (y * targetWidth + x), static_cast<T>(0), &dirty); |
| } |
| } |
| |
| return dirty; |
| } |
| |
| template <int cols, int rows> |
| void ProgramBinary::setUniformMatrixfv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value, GLenum targetUniformType) |
| { |
| LinkedUniform *targetUniform = getUniformByLocation(location); |
| |
| int elementCount = targetUniform->elementCount(); |
| |
| count = std::min(elementCount - (int)mUniformIndex[location].element, count); |
| const unsigned int targetMatrixStride = (4 * rows); |
| GLfloat *target = (GLfloat*)(targetUniform->data + mUniformIndex[location].element * sizeof(GLfloat) * targetMatrixStride); |
| |
| for (int i = 0; i < count; i++) |
| { |
| // Internally store matrices as transposed versions to accomodate HLSL matrix indexing |
| if (transpose == GL_FALSE) |
| { |
| targetUniform->dirty = transposeMatrix<GLfloat>(target, value, 4, rows, rows, cols) || targetUniform->dirty; |
| } |
| else |
| { |
| targetUniform->dirty = expandMatrix<GLfloat>(target, value, 4, rows, cols, rows) || targetUniform->dirty; |
| } |
| target += targetMatrixStride; |
| value += cols * rows; |
| } |
| } |
| |
| void ProgramBinary::setUniformMatrix2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<2, 2>(location, count, transpose, value, GL_FLOAT_MAT2); |
| } |
| |
| void ProgramBinary::setUniformMatrix3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<3, 3>(location, count, transpose, value, GL_FLOAT_MAT3); |
| } |
| |
| void ProgramBinary::setUniformMatrix4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<4, 4>(location, count, transpose, value, GL_FLOAT_MAT4); |
| } |
| |
| void ProgramBinary::setUniformMatrix2x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<2, 3>(location, count, transpose, value, GL_FLOAT_MAT2x3); |
| } |
| |
| void ProgramBinary::setUniformMatrix3x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<3, 2>(location, count, transpose, value, GL_FLOAT_MAT3x2); |
| } |
| |
| void ProgramBinary::setUniformMatrix2x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<2, 4>(location, count, transpose, value, GL_FLOAT_MAT2x4); |
| } |
| |
| void ProgramBinary::setUniformMatrix4x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<4, 2>(location, count, transpose, value, GL_FLOAT_MAT4x2); |
| } |
| |
| void ProgramBinary::setUniformMatrix3x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<3, 4>(location, count, transpose, value, GL_FLOAT_MAT3x4); |
| } |
| |
| void ProgramBinary::setUniformMatrix4x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| setUniformMatrixfv<4, 3>(location, count, transpose, value, GL_FLOAT_MAT4x3); |
| } |
| |
| void ProgramBinary::setUniform1iv(GLint location, GLsizei count, const GLint *v) |
| { |
| setUniform(location, count, v, GL_INT); |
| } |
| |
| void ProgramBinary::setUniform2iv(GLint location, GLsizei count, const GLint *v) |
| { |
| setUniform(location, count, v, GL_INT_VEC2); |
| } |
| |
| void ProgramBinary::setUniform3iv(GLint location, GLsizei count, const GLint *v) |
| { |
| setUniform(location, count, v, GL_INT_VEC3); |
| } |
| |
| void ProgramBinary::setUniform4iv(GLint location, GLsizei count, const GLint *v) |
| { |
| setUniform(location, count, v, GL_INT_VEC4); |
| } |
| |
| void ProgramBinary::setUniform1uiv(GLint location, GLsizei count, const GLuint *v) |
| { |
| setUniform(location, count, v, GL_UNSIGNED_INT); |
| } |
| |
| void ProgramBinary::setUniform2uiv(GLint location, GLsizei count, const GLuint *v) |
| { |
| setUniform(location, count, v, GL_UNSIGNED_INT_VEC2); |
| } |
| |
| void ProgramBinary::setUniform3uiv(GLint location, GLsizei count, const GLuint *v) |
| { |
| setUniform(location, count, v, GL_UNSIGNED_INT_VEC3); |
| } |
| |
| void ProgramBinary::setUniform4uiv(GLint location, GLsizei count, const GLuint *v) |
| { |
| setUniform(location, count, v, GL_UNSIGNED_INT_VEC4); |
| } |
| |
| template <typename T> |
| void ProgramBinary::getUniformv(GLint location, T *params, GLenum uniformType) |
| { |
| LinkedUniform *targetUniform = mUniforms[mUniformIndex[location].index]; |
| |
| if (IsMatrixType(targetUniform->type)) |
| { |
| const int rows = VariableRowCount(targetUniform->type); |
| const int cols = VariableColumnCount(targetUniform->type); |
| transposeMatrix(params, (GLfloat*)targetUniform->data + mUniformIndex[location].element * 4 * rows, rows, cols, 4, rows); |
| } |
| else if (uniformType == VariableComponentType(targetUniform->type)) |
| { |
| unsigned int size = VariableComponentCount(targetUniform->type); |
| memcpy(params, targetUniform->data + mUniformIndex[location].element * 4 * sizeof(T), |
| size * sizeof(T)); |
| } |
| else |
| { |
| unsigned int size = VariableComponentCount(targetUniform->type); |
| switch (VariableComponentType(targetUniform->type)) |
| { |
| case GL_BOOL: |
| { |
| GLint *boolParams = (GLint*)targetUniform->data + mUniformIndex[location].element * 4; |
| |
| for (unsigned int i = 0; i < size; i++) |
| { |
| params[i] = (boolParams[i] == GL_FALSE) ? static_cast<T>(0) : static_cast<T>(1); |
| } |
| } |
| break; |
| |
| case GL_FLOAT: |
| { |
| GLfloat *floatParams = (GLfloat*)targetUniform->data + mUniformIndex[location].element * 4; |
| |
| for (unsigned int i = 0; i < size; i++) |
| { |
| params[i] = static_cast<T>(floatParams[i]); |
| } |
| } |
| break; |
| |
| case GL_INT: |
| { |
| GLint *intParams = (GLint*)targetUniform->data + mUniformIndex[location].element * 4; |
| |
| for (unsigned int i = 0; i < size; i++) |
| { |
| params[i] = static_cast<T>(intParams[i]); |
| } |
| } |
| break; |
| |
| case GL_UNSIGNED_INT: |
| { |
| GLuint *uintParams = (GLuint*)targetUniform->data + mUniformIndex[location].element * 4; |
| |
| for (unsigned int i = 0; i < size; i++) |
| { |
| params[i] = static_cast<T>(uintParams[i]); |
| } |
| } |
| break; |
| |
| default: UNREACHABLE(); |
| } |
| } |
| } |
| |
| void ProgramBinary::getUniformfv(GLint location, GLfloat *params) |
| { |
| getUniformv(location, params, GL_FLOAT); |
| } |
| |
| void ProgramBinary::getUniformiv(GLint location, GLint *params) |
| { |
| getUniformv(location, params, GL_INT); |
| } |
| |
| void ProgramBinary::getUniformuiv(GLint location, GLuint *params) |
| { |
| getUniformv(location, params, GL_UNSIGNED_INT); |
| } |
| |
| void ProgramBinary::dirtyAllUniforms() |
| { |
| unsigned int numUniforms = mUniforms.size(); |
| for (unsigned int index = 0; index < numUniforms; index++) |
| { |
| mUniforms[index]->dirty = true; |
| } |
| } |
| |
| void ProgramBinary::updateSamplerMapping() |
| { |
| if (!mDirtySamplerMapping) |
| { |
| return; |
| } |
| |
| mDirtySamplerMapping = false; |
| |
| // Retrieve sampler uniform values |
| for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++) |
| { |
| LinkedUniform *targetUniform = mUniforms[uniformIndex]; |
| |
| if (targetUniform->dirty) |
| { |
| if (IsSampler(targetUniform->type)) |
| { |
| int count = targetUniform->elementCount(); |
| GLint (*v)[4] = reinterpret_cast<GLint(*)[4]>(targetUniform->data); |
| |
| if (targetUniform->isReferencedByFragmentShader()) |
| { |
| unsigned int firstIndex = targetUniform->psRegisterIndex; |
| |
| for (int i = 0; i < count; i++) |
| { |
| unsigned int samplerIndex = firstIndex + i; |
| |
| if (samplerIndex < mSamplersPS.size()) |
| { |
| ASSERT(mSamplersPS[samplerIndex].active); |
| mSamplersPS[samplerIndex].logicalTextureUnit = v[i][0]; |
| } |
| } |
| } |
| |
| if (targetUniform->isReferencedByVertexShader()) |
| { |
| unsigned int firstIndex = targetUniform->vsRegisterIndex; |
| |
| for (int i = 0; i < count; i++) |
| { |
| unsigned int samplerIndex = firstIndex + i; |
| |
| if (samplerIndex < mSamplersVS.size()) |
| { |
| ASSERT(mSamplersVS[samplerIndex].active); |
| mSamplersVS[samplerIndex].logicalTextureUnit = v[i][0]; |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| // Applies all the uniforms set for this program object to the renderer |
| Error ProgramBinary::applyUniforms() |
| { |
| updateSamplerMapping(); |
| |
| Error error = mProgram->applyUniforms(mUniforms); |
| if (error.isError()) |
| { |
| return error; |
| } |
| |
| for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++) |
| { |
| mUniforms[uniformIndex]->dirty = false; |
| } |
| |
| return gl::Error(GL_NO_ERROR); |
| } |
| |
| Error ProgramBinary::applyUniformBuffers(const std::vector<gl::Buffer*> boundBuffers, const Caps &caps) |
| { |
| ASSERT(boundBuffers.size() == mUniformBlocks.size()); |
| return mProgram->applyUniformBuffers(mUniformBlocks, boundBuffers, caps); |
| } |
| |
| bool ProgramBinary::linkVaryings(InfoLog &infoLog, Shader *fragmentShader, Shader *vertexShader) |
| { |
| std::vector<PackedVarying> &fragmentVaryings = fragmentShader->getVaryings(); |
| std::vector<PackedVarying> &vertexVaryings = vertexShader->getVaryings(); |
| |
| for (size_t fragVaryingIndex = 0; fragVaryingIndex < fragmentVaryings.size(); fragVaryingIndex++) |
| { |
| PackedVarying *input = &fragmentVaryings[fragVaryingIndex]; |
| bool matched = false; |
| |
| // Built-in varyings obey special rules |
| if (input->isBuiltIn()) |
| { |
| continue; |
| } |
| |
| for (size_t vertVaryingIndex = 0; vertVaryingIndex < vertexVaryings.size(); vertVaryingIndex++) |
| { |
| PackedVarying *output = &vertexVaryings[vertVaryingIndex]; |
| if (output->name == input->name) |
| { |
| if (!linkValidateVaryings(infoLog, output->name, *input, *output)) |
| { |
| return false; |
| } |
| |
| output->registerIndex = input->registerIndex; |
| output->columnIndex = input->columnIndex; |
| |
| matched = true; |
| break; |
| } |
| } |
| |
| // We permit unmatched, unreferenced varyings |
| if (!matched && input->staticUse) |
| { |
| infoLog.append("Fragment varying %s does not match any vertex varying", input->name.c_str()); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::load(InfoLog &infoLog, GLenum binaryFormat, const void *binary, GLsizei length) |
| { |
| #ifdef ANGLE_DISABLE_PROGRAM_BINARY_LOAD |
| return false; |
| #else |
| ASSERT(binaryFormat == mProgram->getBinaryFormat()); |
| |
| reset(); |
| |
| BinaryInputStream stream(binary, length); |
| |
| GLenum format = stream.readInt<GLenum>(); |
| if (format != mProgram->getBinaryFormat()) |
| { |
| infoLog.append("Invalid program binary format."); |
| return false; |
| } |
| |
| int majorVersion = stream.readInt<int>(); |
| int minorVersion = stream.readInt<int>(); |
| if (majorVersion != ANGLE_MAJOR_VERSION || minorVersion != ANGLE_MINOR_VERSION) |
| { |
| infoLog.append("Invalid program binary version."); |
| return false; |
| } |
| |
| unsigned char commitString[ANGLE_COMMIT_HASH_SIZE]; |
| stream.readBytes(commitString, ANGLE_COMMIT_HASH_SIZE); |
| if (memcmp(commitString, ANGLE_COMMIT_HASH, sizeof(unsigned char) * ANGLE_COMMIT_HASH_SIZE) != 0) |
| { |
| infoLog.append("Invalid program binary version."); |
| return false; |
| } |
| |
| int compileFlags = stream.readInt<int>(); |
| if (compileFlags != ANGLE_COMPILE_OPTIMIZATION_LEVEL) |
| { |
| infoLog.append("Mismatched compilation flags."); |
| return false; |
| } |
| |
| for (int i = 0; i < MAX_VERTEX_ATTRIBS; ++i) |
| { |
| stream.readInt(&mLinkedAttribute[i].type); |
| stream.readString(&mLinkedAttribute[i].name); |
| stream.readInt(&mProgram->getShaderAttributes()[i].type); |
| stream.readString(&mProgram->getShaderAttributes()[i].name); |
| stream.readInt(&mSemanticIndex[i]); |
| } |
| |
| initAttributesByLayout(); |
| |
| const unsigned int psSamplerCount = stream.readInt<unsigned int>(); |
| for (unsigned int i = 0; i < psSamplerCount; ++i) |
| { |
| Sampler sampler; |
| stream.readBool(&sampler.active); |
| stream.readInt(&sampler.logicalTextureUnit); |
| stream.readInt(&sampler.textureType); |
| mSamplersPS.push_back(sampler); |
| } |
| const unsigned int vsSamplerCount = stream.readInt<unsigned int>(); |
| for (unsigned int i = 0; i < vsSamplerCount; ++i) |
| { |
| Sampler sampler; |
| stream.readBool(&sampler.active); |
| stream.readInt(&sampler.logicalTextureUnit); |
| stream.readInt(&sampler.textureType); |
| mSamplersVS.push_back(sampler); |
| } |
| |
| stream.readInt(&mUsedVertexSamplerRange); |
| stream.readInt(&mUsedPixelSamplerRange); |
| |
| const unsigned int uniformCount = stream.readInt<unsigned int>(); |
| if (stream.error()) |
| { |
| infoLog.append("Invalid program binary."); |
| return false; |
| } |
| |
| mUniforms.resize(uniformCount); |
| for (unsigned int uniformIndex = 0; uniformIndex < uniformCount; uniformIndex++) |
| { |
| GLenum type = stream.readInt<GLenum>(); |
| GLenum precision = stream.readInt<GLenum>(); |
| std::string name = stream.readString(); |
| unsigned int arraySize = stream.readInt<unsigned int>(); |
| int blockIndex = stream.readInt<int>(); |
| |
| int offset = stream.readInt<int>(); |
| int arrayStride = stream.readInt<int>(); |
| int matrixStride = stream.readInt<int>(); |
| bool isRowMajorMatrix = stream.readBool(); |
| |
| const sh::BlockMemberInfo blockInfo(offset, arrayStride, matrixStride, isRowMajorMatrix); |
| |
| LinkedUniform *uniform = new LinkedUniform(type, precision, name, arraySize, blockIndex, blockInfo); |
| |
| stream.readInt(&uniform->psRegisterIndex); |
| stream.readInt(&uniform->vsRegisterIndex); |
| stream.readInt(&uniform->registerCount); |
| stream.readInt(&uniform->registerElement); |
| |
| mUniforms[uniformIndex] = uniform; |
| } |
| |
| unsigned int uniformBlockCount = stream.readInt<unsigned int>(); |
| if (stream.error()) |
| { |
| infoLog.append("Invalid program binary."); |
| return false; |
| } |
| |
| mUniformBlocks.resize(uniformBlockCount); |
| for (unsigned int uniformBlockIndex = 0; uniformBlockIndex < uniformBlockCount; ++uniformBlockIndex) |
| { |
| std::string name = stream.readString(); |
| unsigned int elementIndex = stream.readInt<unsigned int>(); |
| unsigned int dataSize = stream.readInt<unsigned int>(); |
| |
| UniformBlock *uniformBlock = new UniformBlock(name, elementIndex, dataSize); |
| |
| stream.readInt(&uniformBlock->psRegisterIndex); |
| stream.readInt(&uniformBlock->vsRegisterIndex); |
| |
| unsigned int numMembers = stream.readInt<unsigned int>(); |
| uniformBlock->memberUniformIndexes.resize(numMembers); |
| for (unsigned int blockMemberIndex = 0; blockMemberIndex < numMembers; blockMemberIndex++) |
| { |
| stream.readInt(&uniformBlock->memberUniformIndexes[blockMemberIndex]); |
| } |
| |
| mUniformBlocks[uniformBlockIndex] = uniformBlock; |
| } |
| |
| const unsigned int uniformIndexCount = stream.readInt<unsigned int>(); |
| if (stream.error()) |
| { |
| infoLog.append("Invalid program binary."); |
| return false; |
| } |
| |
| mUniformIndex.resize(uniformIndexCount); |
| for (unsigned int uniformIndexIndex = 0; uniformIndexIndex < uniformIndexCount; uniformIndexIndex++) |
| { |
| stream.readString(&mUniformIndex[uniformIndexIndex].name); |
| stream.readInt(&mUniformIndex[uniformIndexIndex].element); |
| stream.readInt(&mUniformIndex[uniformIndexIndex].index); |
| } |
| |
| if (!mProgram->load(infoLog, &stream)) |
| { |
| return false; |
| } |
| |
| mProgram->initializeUniformStorage(mUniforms); |
| |
| return true; |
| #endif // #ifdef ANGLE_DISABLE_PROGRAM_BINARY_LOAD |
| } |
| |
| bool ProgramBinary::save(GLenum *binaryFormat, void *binary, GLsizei bufSize, GLsizei *length) |
| { |
| if (binaryFormat) |
| { |
| *binaryFormat = mProgram->getBinaryFormat(); |
| } |
| |
| BinaryOutputStream stream; |
| |
| stream.writeInt(mProgram->getBinaryFormat()); |
| stream.writeInt(ANGLE_MAJOR_VERSION); |
| stream.writeInt(ANGLE_MINOR_VERSION); |
| stream.writeBytes(reinterpret_cast<const unsigned char*>(ANGLE_COMMIT_HASH), ANGLE_COMMIT_HASH_SIZE); |
| stream.writeInt(ANGLE_COMPILE_OPTIMIZATION_LEVEL); |
| |
| for (unsigned int i = 0; i < MAX_VERTEX_ATTRIBS; ++i) |
| { |
| stream.writeInt(mLinkedAttribute[i].type); |
| stream.writeString(mLinkedAttribute[i].name); |
| stream.writeInt(mProgram->getShaderAttributes()[i].type); |
| stream.writeString(mProgram->getShaderAttributes()[i].name); |
| stream.writeInt(mSemanticIndex[i]); |
| } |
| |
| stream.writeInt(mSamplersPS.size()); |
| for (unsigned int i = 0; i < mSamplersPS.size(); ++i) |
| { |
| stream.writeInt(mSamplersPS[i].active); |
| stream.writeInt(mSamplersPS[i].logicalTextureUnit); |
| stream.writeInt(mSamplersPS[i].textureType); |
| } |
| |
| stream.writeInt(mSamplersVS.size()); |
| for (unsigned int i = 0; i < mSamplersVS.size(); ++i) |
| { |
| stream.writeInt(mSamplersVS[i].active); |
| stream.writeInt(mSamplersVS[i].logicalTextureUnit); |
| stream.writeInt(mSamplersVS[i].textureType); |
| } |
| |
| stream.writeInt(mUsedVertexSamplerRange); |
| stream.writeInt(mUsedPixelSamplerRange); |
| |
| stream.writeInt(mUniforms.size()); |
| for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); ++uniformIndex) |
| { |
| const LinkedUniform &uniform = *mUniforms[uniformIndex]; |
| |
| stream.writeInt(uniform.type); |
| stream.writeInt(uniform.precision); |
| stream.writeString(uniform.name); |
| stream.writeInt(uniform.arraySize); |
| stream.writeInt(uniform.blockIndex); |
| |
| stream.writeInt(uniform.blockInfo.offset); |
| stream.writeInt(uniform.blockInfo.arrayStride); |
| stream.writeInt(uniform.blockInfo.matrixStride); |
| stream.writeInt(uniform.blockInfo.isRowMajorMatrix); |
| |
| stream.writeInt(uniform.psRegisterIndex); |
| stream.writeInt(uniform.vsRegisterIndex); |
| stream.writeInt(uniform.registerCount); |
| stream.writeInt(uniform.registerElement); |
| } |
| |
| stream.writeInt(mUniformBlocks.size()); |
| for (size_t uniformBlockIndex = 0; uniformBlockIndex < mUniformBlocks.size(); ++uniformBlockIndex) |
| { |
| const UniformBlock& uniformBlock = *mUniformBlocks[uniformBlockIndex]; |
| |
| stream.writeString(uniformBlock.name); |
| stream.writeInt(uniformBlock.elementIndex); |
| stream.writeInt(uniformBlock.dataSize); |
| |
| stream.writeInt(uniformBlock.memberUniformIndexes.size()); |
| for (unsigned int blockMemberIndex = 0; blockMemberIndex < uniformBlock.memberUniformIndexes.size(); blockMemberIndex++) |
| { |
| stream.writeInt(uniformBlock.memberUniformIndexes[blockMemberIndex]); |
| } |
| |
| stream.writeInt(uniformBlock.psRegisterIndex); |
| stream.writeInt(uniformBlock.vsRegisterIndex); |
| } |
| |
| stream.writeInt(mUniformIndex.size()); |
| for (size_t i = 0; i < mUniformIndex.size(); ++i) |
| { |
| stream.writeString(mUniformIndex[i].name); |
| stream.writeInt(mUniformIndex[i].element); |
| stream.writeInt(mUniformIndex[i].index); |
| } |
| |
| if (!mProgram->save(&stream)) |
| { |
| if (length) |
| { |
| *length = 0; |
| } |
| |
| return false; |
| } |
| |
| GLsizei streamLength = stream.length(); |
| const void *streamData = stream.data(); |
| |
| if (streamLength > bufSize) |
| { |
| if (length) |
| { |
| *length = 0; |
| } |
| |
| return false; |
| } |
| |
| if (binary) |
| { |
| char *ptr = (char*) binary; |
| |
| memcpy(ptr, streamData, streamLength); |
| ptr += streamLength; |
| |
| ASSERT(ptr - streamLength == binary); |
| } |
| |
| if (length) |
| { |
| *length = streamLength; |
| } |
| |
| return true; |
| } |
| |
| GLint ProgramBinary::getLength() |
| { |
| GLint length; |
| if (save(NULL, NULL, INT_MAX, &length)) |
| { |
| return length; |
| } |
| else |
| { |
| return 0; |
| } |
| } |
| |
| bool ProgramBinary::link(InfoLog &infoLog, const AttributeBindings &attributeBindings, Shader *fragmentShader, Shader *vertexShader, |
| const std::vector<std::string>& transformFeedbackVaryings, GLenum transformFeedbackBufferMode, const Caps &caps) |
| { |
| if (!fragmentShader || !fragmentShader->isCompiled()) |
| { |
| return false; |
| } |
| ASSERT(fragmentShader->getType() == GL_FRAGMENT_SHADER); |
| |
| if (!vertexShader || !vertexShader->isCompiled()) |
| { |
| return false; |
| } |
| ASSERT(vertexShader->getType() == GL_VERTEX_SHADER); |
| |
| reset(); |
| |
| mSamplersPS.resize(caps.maxTextureImageUnits); |
| mSamplersVS.resize(caps.maxVertexTextureImageUnits); |
| |
| rx::ShaderD3D *vertexShaderD3D = rx::ShaderD3D::makeShaderD3D(vertexShader->getImplementation()); |
| rx::ShaderD3D *fragmentShaderD3D = rx::ShaderD3D::makeShaderD3D(fragmentShader->getImplementation()); |
| |
| int registers; |
| std::vector<LinkedVarying> linkedVaryings; |
| if (!mProgram->link(infoLog, fragmentShader, vertexShader, transformFeedbackVaryings, transformFeedbackBufferMode, |
| ®isters, &linkedVaryings, &mOutputVariables, caps)) |
| { |
| return false; |
| } |
| |
| bool success = true; |
| |
| if (!linkAttributes(infoLog, attributeBindings, vertexShader)) |
| { |
| success = false; |
| } |
| |
| if (!linkUniforms(infoLog, *vertexShader, *fragmentShader, caps)) |
| { |
| success = false; |
| } |
| |
| // special case for gl_DepthRange, the only built-in uniform (also a struct) |
| if (vertexShaderD3D->usesDepthRange() || fragmentShaderD3D->usesDepthRange()) |
| { |
| const sh::BlockMemberInfo &defaultInfo = sh::BlockMemberInfo::getDefaultBlockInfo(); |
| |
| mUniforms.push_back(new LinkedUniform(GL_FLOAT, GL_HIGH_FLOAT, "gl_DepthRange.near", 0, -1, defaultInfo)); |
| mUniforms.push_back(new LinkedUniform(GL_FLOAT, GL_HIGH_FLOAT, "gl_DepthRange.far", 0, -1, defaultInfo)); |
| mUniforms.push_back(new LinkedUniform(GL_FLOAT, GL_HIGH_FLOAT, "gl_DepthRange.diff", 0, -1, defaultInfo)); |
| } |
| |
| if (!linkUniformBlocks(infoLog, *vertexShader, *fragmentShader, caps)) |
| { |
| success = false; |
| } |
| |
| if (!gatherTransformFeedbackLinkedVaryings(infoLog, linkedVaryings, transformFeedbackVaryings, |
| transformFeedbackBufferMode, &mProgram->getTransformFeedbackLinkedVaryings(), caps)) |
| { |
| success = false; |
| } |
| |
| if (success) |
| { |
| // TODO: The concept of "executables" is D3D only, and as such this belongs in ProgramD3D. It must be called, |
| // however, last in this function, so it can't simply be moved to ProgramD3D::link without further shuffling. |
| if (!mProgram->compileProgramExecutables(infoLog, fragmentShader, vertexShader, registers)) |
| { |
| infoLog.append("Failed to create D3D shaders."); |
| success = false; |
| reset(); |
| } |
| } |
| |
| return success; |
| } |
| |
| // Determines the mapping between GL attributes and Direct3D 9 vertex stream usage indices |
| bool ProgramBinary::linkAttributes(InfoLog &infoLog, const AttributeBindings &attributeBindings, const Shader *vertexShader) |
| { |
| const rx::ShaderD3D *vertexShaderD3D = rx::ShaderD3D::makeShaderD3D(vertexShader->getImplementation()); |
| |
| unsigned int usedLocations = 0; |
| const std::vector<sh::Attribute> &shaderAttributes = vertexShader->getActiveAttributes(); |
| |
| // Link attributes that have a binding location |
| for (unsigned int attributeIndex = 0; attributeIndex < shaderAttributes.size(); attributeIndex++) |
| { |
| const sh::Attribute &attribute = shaderAttributes[attributeIndex]; |
| |
| ASSERT(attribute.staticUse); |
| |
| const int location = attribute.location == -1 ? attributeBindings.getAttributeBinding(attribute.name) : attribute.location; |
| |
| mProgram->getShaderAttributes()[attributeIndex] = attribute; |
| |
| if (location != -1) // Set by glBindAttribLocation or by location layout qualifier |
| { |
| const int rows = VariableRegisterCount(attribute.type); |
| |
| if (rows + location > MAX_VERTEX_ATTRIBS) |
| { |
| infoLog.append("Active attribute (%s) at location %d is too big to fit", attribute.name.c_str(), location); |
| |
| return false; |
| } |
| |
| for (int row = 0; row < rows; row++) |
| { |
| const int rowLocation = location + row; |
| sh::ShaderVariable &linkedAttribute = mLinkedAttribute[rowLocation]; |
| |
| // In GLSL 3.00, attribute aliasing produces a link error |
| // In GLSL 1.00, attribute aliasing is allowed |
| if (mProgram->getShaderVersion() >= 300) |
| { |
| if (!linkedAttribute.name.empty()) |
| { |
| infoLog.append("Attribute '%s' aliases attribute '%s' at location %d", attribute.name.c_str(), linkedAttribute.name.c_str(), rowLocation); |
| return false; |
| } |
| } |
| |
| linkedAttribute = attribute; |
| usedLocations |= 1 << rowLocation; |
| } |
| } |
| } |
| |
| // Link attributes that don't have a binding location |
| for (unsigned int attributeIndex = 0; attributeIndex < shaderAttributes.size(); attributeIndex++) |
| { |
| const sh::Attribute &attribute = shaderAttributes[attributeIndex]; |
| |
| ASSERT(attribute.staticUse); |
| |
| const int location = attribute.location == -1 ? attributeBindings.getAttributeBinding(attribute.name) : attribute.location; |
| |
| if (location == -1) // Not set by glBindAttribLocation or by location layout qualifier |
| { |
| int rows = VariableRegisterCount(attribute.type); |
| int availableIndex = AllocateFirstFreeBits(&usedLocations, rows, MAX_VERTEX_ATTRIBS); |
| |
| if (availableIndex == -1 || availableIndex + rows > MAX_VERTEX_ATTRIBS) |
| { |
| infoLog.append("Too many active attributes (%s)", attribute.name.c_str()); |
| |
| return false; // Fail to link |
| } |
| |
| mLinkedAttribute[availableIndex] = attribute; |
| } |
| } |
| |
| for (int attributeIndex = 0; attributeIndex < MAX_VERTEX_ATTRIBS; ) |
| { |
| int index = vertexShaderD3D->getSemanticIndex(mLinkedAttribute[attributeIndex].name); |
| int rows = VariableRegisterCount(mLinkedAttribute[attributeIndex].type); |
| |
| for (int r = 0; r < rows; r++) |
| { |
| mSemanticIndex[attributeIndex++] = index++; |
| } |
| } |
| |
| initAttributesByLayout(); |
| |
| return true; |
| } |
| |
| bool ProgramBinary::linkValidateVariablesBase(InfoLog &infoLog, const std::string &variableName, const sh::ShaderVariable &vertexVariable, |
| const sh::ShaderVariable &fragmentVariable, bool validatePrecision) |
| { |
| if (vertexVariable.type != fragmentVariable.type) |
| { |
| infoLog.append("Types for %s differ between vertex and fragment shaders", variableName.c_str()); |
| return false; |
| } |
| if (vertexVariable.arraySize != fragmentVariable.arraySize) |
| { |
| infoLog.append("Array sizes for %s differ between vertex and fragment shaders", variableName.c_str()); |
| return false; |
| } |
| if (validatePrecision && vertexVariable.precision != fragmentVariable.precision) |
| { |
| infoLog.append("Precisions for %s differ between vertex and fragment shaders", variableName.c_str()); |
| return false; |
| } |
| |
| if (vertexVariable.fields.size() != fragmentVariable.fields.size()) |
| { |
| infoLog.append("Structure lengths for %s differ between vertex and fragment shaders", variableName.c_str()); |
| return false; |
| } |
| const unsigned int numMembers = vertexVariable.fields.size(); |
| for (unsigned int memberIndex = 0; memberIndex < numMembers; memberIndex++) |
| { |
| const sh::ShaderVariable &vertexMember = vertexVariable.fields[memberIndex]; |
| const sh::ShaderVariable &fragmentMember = fragmentVariable.fields[memberIndex]; |
| |
| if (vertexMember.name != fragmentMember.name) |
| { |
| infoLog.append("Name mismatch for field '%d' of %s: (in vertex: '%s', in fragment: '%s')", |
| memberIndex, variableName.c_str(), |
| vertexMember.name.c_str(), fragmentMember.name.c_str()); |
| return false; |
| } |
| |
| const std::string memberName = variableName.substr(0, variableName.length() - 1) + "." + |
| vertexMember.name + "'"; |
| |
| if (!linkValidateVariablesBase(infoLog, vertexMember.name, vertexMember, fragmentMember, validatePrecision)) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::linkValidateUniforms(InfoLog &infoLog, const std::string &uniformName, const sh::Uniform &vertexUniform, const sh::Uniform &fragmentUniform) |
| { |
| if (!linkValidateVariablesBase(infoLog, uniformName, vertexUniform, fragmentUniform, true)) |
| { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::linkValidateVaryings(InfoLog &infoLog, const std::string &varyingName, const sh::Varying &vertexVarying, const sh::Varying &fragmentVarying) |
| { |
| if (!linkValidateVariablesBase(infoLog, varyingName, vertexVarying, fragmentVarying, false)) |
| { |
| return false; |
| } |
| |
| if (vertexVarying.interpolation != fragmentVarying.interpolation) |
| { |
| infoLog.append("Interpolation types for %s differ between vertex and fragment shaders", varyingName.c_str()); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::linkValidateInterfaceBlockFields(InfoLog &infoLog, const std::string &uniformName, const sh::InterfaceBlockField &vertexUniform, const sh::InterfaceBlockField &fragmentUniform) |
| { |
| if (!linkValidateVariablesBase(infoLog, uniformName, vertexUniform, fragmentUniform, true)) |
| { |
| return false; |
| } |
| |
| if (vertexUniform.isRowMajorLayout != fragmentUniform.isRowMajorLayout) |
| { |
| infoLog.append("Matrix packings for %s differ between vertex and fragment shaders", uniformName.c_str()); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::linkUniforms(InfoLog &infoLog, const Shader &vertexShader, const Shader &fragmentShader, const Caps &caps) |
| { |
| const rx::ShaderD3D *vertexShaderD3D = rx::ShaderD3D::makeShaderD3D(vertexShader.getImplementation()); |
| const rx::ShaderD3D *fragmentShaderD3D = rx::ShaderD3D::makeShaderD3D(fragmentShader.getImplementation()); |
| |
| const std::vector<sh::Uniform> &vertexUniforms = vertexShader.getUniforms(); |
| const std::vector<sh::Uniform> &fragmentUniforms = fragmentShader.getUniforms(); |
| |
| // Check that uniforms defined in the vertex and fragment shaders are identical |
| typedef std::map<std::string, const sh::Uniform*> UniformMap; |
| UniformMap linkedUniforms; |
| |
| for (unsigned int vertexUniformIndex = 0; vertexUniformIndex < vertexUniforms.size(); vertexUniformIndex++) |
| { |
| const sh::Uniform &vertexUniform = vertexUniforms[vertexUniformIndex]; |
| linkedUniforms[vertexUniform.name] = &vertexUniform; |
| } |
| |
| for (unsigned int fragmentUniformIndex = 0; fragmentUniformIndex < fragmentUniforms.size(); fragmentUniformIndex++) |
| { |
| const sh::Uniform &fragmentUniform = fragmentUniforms[fragmentUniformIndex]; |
| UniformMap::const_iterator entry = linkedUniforms.find(fragmentUniform.name); |
| if (entry != linkedUniforms.end()) |
| { |
| const sh::Uniform &vertexUniform = *entry->second; |
| const std::string &uniformName = "uniform '" + vertexUniform.name + "'"; |
| if (!linkValidateUniforms(infoLog, uniformName, vertexUniform, fragmentUniform)) |
| { |
| return false; |
| } |
| } |
| } |
| |
| for (unsigned int uniformIndex = 0; uniformIndex < vertexUniforms.size(); uniformIndex++) |
| { |
| const sh::Uniform &uniform = vertexUniforms[uniformIndex]; |
| |
| if (uniform.staticUse) |
| { |
| defineUniformBase(GL_VERTEX_SHADER, uniform, vertexShaderD3D->getUniformRegister(uniform.name)); |
| } |
| } |
| |
| for (unsigned int uniformIndex = 0; uniformIndex < fragmentUniforms.size(); uniformIndex++) |
| { |
| const sh::Uniform &uniform = fragmentUniforms[uniformIndex]; |
| |
| if (uniform.staticUse) |
| { |
| defineUniformBase(GL_FRAGMENT_SHADER, uniform, fragmentShaderD3D->getUniformRegister(uniform.name)); |
| } |
| } |
| |
| if (!indexUniforms(infoLog, caps)) |
| { |
| return false; |
| } |
| |
| mProgram->initializeUniformStorage(mUniforms); |
| |
| return true; |
| } |
| |
| void ProgramBinary::defineUniformBase(GLenum shader, const sh::Uniform &uniform, unsigned int uniformRegister) |
| { |
| ShShaderOutput outputType = rx::ShaderD3D::getCompilerOutputType(shader); |
| sh::HLSLBlockEncoder encoder(sh::HLSLBlockEncoder::GetStrategyFor(outputType)); |
| encoder.skipRegisters(uniformRegister); |
| |
| defineUniform(shader, uniform, uniform.name, &encoder); |
| } |
| |
| void ProgramBinary::defineUniform(GLenum shader, const sh::ShaderVariable &uniform, |
| const std::string &fullName, sh::HLSLBlockEncoder *encoder) |
| { |
| if (uniform.isStruct()) |
| { |
| for (unsigned int elementIndex = 0; elementIndex < uniform.elementCount(); elementIndex++) |
| { |
| const std::string &elementString = (uniform.isArray() ? ArrayString(elementIndex) : ""); |
| |
| encoder->enterAggregateType(); |
| |
| for (size_t fieldIndex = 0; fieldIndex < uniform.fields.size(); fieldIndex++) |
| { |
| const sh::ShaderVariable &field = uniform.fields[fieldIndex]; |
| const std::string &fieldFullName = (fullName + elementString + "." + field.name); |
| |
| defineUniform(shader, field, fieldFullName, encoder); |
| } |
| |
| encoder->exitAggregateType(); |
| } |
| } |
| else // Not a struct |
| { |
| // Arrays are treated as aggregate types |
| if (uniform.isArray()) |
| { |
| encoder->enterAggregateType(); |
| } |
| |
| LinkedUniform *linkedUniform = getUniformByName(fullName); |
| |
| if (!linkedUniform) |
| { |
| linkedUniform = new LinkedUniform(uniform.type, uniform.precision, fullName, uniform.arraySize, |
| -1, sh::BlockMemberInfo::getDefaultBlockInfo()); |
| ASSERT(linkedUniform); |
| linkedUniform->registerElement = encoder->getCurrentElement(); |
| mUniforms.push_back(linkedUniform); |
| } |
| |
| ASSERT(linkedUniform->registerElement == encoder->getCurrentElement()); |
| |
| if (shader == GL_FRAGMENT_SHADER) |
| { |
| linkedUniform->psRegisterIndex = encoder->getCurrentRegister(); |
| } |
| else if (shader == GL_VERTEX_SHADER) |
| { |
| linkedUniform->vsRegisterIndex = encoder->getCurrentRegister(); |
| } |
| else UNREACHABLE(); |
| |
| // Advance the uniform offset, to track registers allocation for structs |
| encoder->encodeType(uniform.type, uniform.arraySize, false); |
| |
| // Arrays are treated as aggregate types |
| if (uniform.isArray()) |
| { |
| encoder->exitAggregateType(); |
| } |
| } |
| } |
| |
| bool ProgramBinary::indexSamplerUniform(const LinkedUniform &uniform, InfoLog &infoLog, const Caps &caps) |
| { |
| ASSERT(IsSampler(uniform.type)); |
| ASSERT(uniform.vsRegisterIndex != GL_INVALID_INDEX || uniform.psRegisterIndex != GL_INVALID_INDEX); |
| |
| if (uniform.vsRegisterIndex != GL_INVALID_INDEX) |
| { |
| if (!assignSamplers(uniform.vsRegisterIndex, uniform.type, uniform.arraySize, mSamplersVS, |
| &mUsedVertexSamplerRange)) |
| { |
| infoLog.append("Vertex shader sampler count exceeds the maximum vertex texture units (%d).", |
| mSamplersVS.size()); |
| return false; |
| } |
| |
| unsigned int maxVertexVectors = mProgram->getReservedUniformVectors(GL_VERTEX_SHADER) + caps.maxVertexUniformVectors; |
| if (uniform.vsRegisterIndex + uniform.registerCount > maxVertexVectors) |
| { |
| infoLog.append("Vertex shader active uniforms exceed GL_MAX_VERTEX_UNIFORM_VECTORS (%u)", |
| caps.maxVertexUniformVectors); |
| return false; |
| } |
| } |
| |
| if (uniform.psRegisterIndex != GL_INVALID_INDEX) |
| { |
| if (!assignSamplers(uniform.psRegisterIndex, uniform.type, uniform.arraySize, mSamplersPS, |
| &mUsedPixelSamplerRange)) |
| { |
| infoLog.append("Pixel shader sampler count exceeds MAX_TEXTURE_IMAGE_UNITS (%d).", |
| mSamplersPS.size()); |
| return false; |
| } |
| |
| unsigned int maxFragmentVectors = mProgram->getReservedUniformVectors(GL_FRAGMENT_SHADER) + caps.maxFragmentUniformVectors; |
| if (uniform.psRegisterIndex + uniform.registerCount > maxFragmentVectors) |
| { |
| infoLog.append("Fragment shader active uniforms exceed GL_MAX_FRAGMENT_UNIFORM_VECTORS (%u)", |
| caps.maxFragmentUniformVectors); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::indexUniforms(InfoLog &infoLog, const Caps &caps) |
| { |
| for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++) |
| { |
| const LinkedUniform &uniform = *mUniforms[uniformIndex]; |
| |
| if (IsSampler(uniform.type)) |
| { |
| if (!indexSamplerUniform(uniform, infoLog, caps)) |
| { |
| return false; |
| } |
| } |
| |
| for (unsigned int arrayElementIndex = 0; arrayElementIndex < uniform.elementCount(); arrayElementIndex++) |
| { |
| mUniformIndex.push_back(VariableLocation(uniform.name, arrayElementIndex, uniformIndex)); |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::assignSamplers(unsigned int startSamplerIndex, |
| GLenum samplerType, |
| unsigned int samplerCount, |
| std::vector<Sampler> &outSamplers, |
| GLuint *outUsedRange) |
| { |
| unsigned int samplerIndex = startSamplerIndex; |
| |
| do |
| { |
| if (samplerIndex < outSamplers.size()) |
| { |
| Sampler& sampler = outSamplers[samplerIndex]; |
| sampler.active = true; |
| sampler.textureType = GetTextureType(samplerType); |
| sampler.logicalTextureUnit = 0; |
| *outUsedRange = std::max(samplerIndex + 1, *outUsedRange); |
| } |
| else |
| { |
| return false; |
| } |
| |
| samplerIndex++; |
| } while (samplerIndex < startSamplerIndex + samplerCount); |
| |
| return true; |
| } |
| |
| bool ProgramBinary::areMatchingInterfaceBlocks(InfoLog &infoLog, const sh::InterfaceBlock &vertexInterfaceBlock, const sh::InterfaceBlock &fragmentInterfaceBlock) |
| { |
| const char* blockName = vertexInterfaceBlock.name.c_str(); |
| |
| // validate blocks for the same member types |
| if (vertexInterfaceBlock.fields.size() != fragmentInterfaceBlock.fields.size()) |
| { |
| infoLog.append("Types for interface block '%s' differ between vertex and fragment shaders", blockName); |
| return false; |
| } |
| |
| if (vertexInterfaceBlock.arraySize != fragmentInterfaceBlock.arraySize) |
| { |
| infoLog.append("Array sizes differ for interface block '%s' between vertex and fragment shaders", blockName); |
| return false; |
| } |
| |
| if (vertexInterfaceBlock.layout != fragmentInterfaceBlock.layout || vertexInterfaceBlock.isRowMajorLayout != fragmentInterfaceBlock.isRowMajorLayout) |
| { |
| infoLog.append("Layout qualifiers differ for interface block '%s' between vertex and fragment shaders", blockName); |
| return false; |
| } |
| |
| const unsigned int numBlockMembers = vertexInterfaceBlock.fields.size(); |
| for (unsigned int blockMemberIndex = 0; blockMemberIndex < numBlockMembers; blockMemberIndex++) |
| { |
| const sh::InterfaceBlockField &vertexMember = vertexInterfaceBlock.fields[blockMemberIndex]; |
| const sh::InterfaceBlockField &fragmentMember = fragmentInterfaceBlock.fields[blockMemberIndex]; |
| |
| if (vertexMember.name != fragmentMember.name) |
| { |
| infoLog.append("Name mismatch for field %d of interface block '%s': (in vertex: '%s', in fragment: '%s')", |
| blockMemberIndex, blockName, vertexMember.name.c_str(), fragmentMember.name.c_str()); |
| return false; |
| } |
| |
| std::string memberName = "interface block '" + vertexInterfaceBlock.name + "' member '" + vertexMember.name + "'"; |
| if (!linkValidateInterfaceBlockFields(infoLog, memberName, vertexMember, fragmentMember)) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::linkUniformBlocks(InfoLog &infoLog, const Shader &vertexShader, const Shader &fragmentShader, const Caps &caps) |
| { |
| const std::vector<sh::InterfaceBlock> &vertexInterfaceBlocks = vertexShader.getInterfaceBlocks(); |
| const std::vector<sh::InterfaceBlock> &fragmentInterfaceBlocks = fragmentShader.getInterfaceBlocks(); |
| |
| // Check that interface blocks defined in the vertex and fragment shaders are identical |
| typedef std::map<std::string, const sh::InterfaceBlock*> UniformBlockMap; |
| UniformBlockMap linkedUniformBlocks; |
| |
| for (unsigned int blockIndex = 0; blockIndex < vertexInterfaceBlocks.size(); blockIndex++) |
| { |
| const sh::InterfaceBlock &vertexInterfaceBlock = vertexInterfaceBlocks[blockIndex]; |
| linkedUniformBlocks[vertexInterfaceBlock.name] = &vertexInterfaceBlock; |
| } |
| |
| for (unsigned int blockIndex = 0; blockIndex < fragmentInterfaceBlocks.size(); blockIndex++) |
| { |
| const sh::InterfaceBlock &fragmentInterfaceBlock = fragmentInterfaceBlocks[blockIndex]; |
| UniformBlockMap::const_iterator entry = linkedUniformBlocks.find(fragmentInterfaceBlock.name); |
| if (entry != linkedUniformBlocks.end()) |
| { |
| const sh::InterfaceBlock &vertexInterfaceBlock = *entry->second; |
| if (!areMatchingInterfaceBlocks(infoLog, vertexInterfaceBlock, fragmentInterfaceBlock)) |
| { |
| return false; |
| } |
| } |
| } |
| |
| for (unsigned int blockIndex = 0; blockIndex < vertexInterfaceBlocks.size(); blockIndex++) |
| { |
| const sh::InterfaceBlock &interfaceBlock = vertexInterfaceBlocks[blockIndex]; |
| |
| // Note: shared and std140 layouts are always considered active |
| if (interfaceBlock.staticUse || interfaceBlock.layout != sh::BLOCKLAYOUT_PACKED) |
| { |
| if (!defineUniformBlock(infoLog, vertexShader, interfaceBlock, caps)) |
| { |
| return false; |
| } |
| } |
| } |
| |
| for (unsigned int blockIndex = 0; blockIndex < fragmentInterfaceBlocks.size(); blockIndex++) |
| { |
| const sh::InterfaceBlock &interfaceBlock = fragmentInterfaceBlocks[blockIndex]; |
| |
| // Note: shared and std140 layouts are always considered active |
| if (interfaceBlock.staticUse || interfaceBlock.layout != sh::BLOCKLAYOUT_PACKED) |
| { |
| if (!defineUniformBlock(infoLog, fragmentShader, interfaceBlock, caps)) |
| { |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::gatherTransformFeedbackLinkedVaryings(InfoLog &infoLog, const std::vector<LinkedVarying> &linkedVaryings, |
| const std::vector<std::string> &transformFeedbackVaryingNames, |
| GLenum transformFeedbackBufferMode, |
| std::vector<LinkedVarying> *outTransformFeedbackLinkedVaryings, |
| const Caps &caps) const |
| { |
| size_t totalComponents = 0; |
| |
| // Gather the linked varyings that are used for transform feedback, they should all exist. |
| outTransformFeedbackLinkedVaryings->clear(); |
| for (size_t i = 0; i < transformFeedbackVaryingNames.size(); i++) |
| { |
| bool found = false; |
| for (size_t j = 0; j < linkedVaryings.size(); j++) |
| { |
| if (transformFeedbackVaryingNames[i] == linkedVaryings[j].name) |
| { |
| for (size_t k = 0; k < outTransformFeedbackLinkedVaryings->size(); k++) |
| { |
| if (outTransformFeedbackLinkedVaryings->at(k).name == linkedVaryings[j].name) |
| { |
| infoLog.append("Two transform feedback varyings specify the same output variable (%s).", linkedVaryings[j].name.c_str()); |
| return false; |
| } |
| } |
| |
| size_t componentCount = linkedVaryings[j].semanticIndexCount * 4; |
| if (transformFeedbackBufferMode == GL_SEPARATE_ATTRIBS && |
| componentCount > caps.maxTransformFeedbackSeparateComponents) |
| { |
| infoLog.append("Transform feedback varying's %s components (%u) exceed the maximum separate components (%u).", |
| linkedVaryings[j].name.c_str(), componentCount, caps.maxTransformFeedbackSeparateComponents); |
| return false; |
| } |
| |
| totalComponents += componentCount; |
| |
| outTransformFeedbackLinkedVaryings->push_back(linkedVaryings[j]); |
| found = true; |
| break; |
| } |
| } |
| |
| // All transform feedback varyings are expected to exist since packVaryings checks for them. |
| ASSERT(found); |
| } |
| |
| if (transformFeedbackBufferMode == GL_INTERLEAVED_ATTRIBS && totalComponents > caps.maxTransformFeedbackInterleavedComponents) |
| { |
| infoLog.append("Transform feedback varying total components (%u) exceed the maximum interleaved components (%u).", |
| totalComponents, caps.maxTransformFeedbackInterleavedComponents); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| template <typename VarT> |
| void ProgramBinary::defineUniformBlockMembers(const std::vector<VarT> &fields, const std::string &prefix, int blockIndex, |
| sh::BlockLayoutEncoder *encoder, std::vector<unsigned int> *blockUniformIndexes, |
| bool inRowMajorLayout) |
| { |
| for (unsigned int uniformIndex = 0; uniformIndex < fields.size(); uniformIndex++) |
| { |
| const VarT &field = fields[uniformIndex]; |
| const std::string &fieldName = (prefix.empty() ? field.name : prefix + "." + field.name); |
| |
| if (field.isStruct()) |
| { |
| bool rowMajorLayout = (inRowMajorLayout || IsRowMajorLayout(field)); |
| |
| for (unsigned int arrayElement = 0; arrayElement < field.elementCount(); arrayElement++) |
| { |
| encoder->enterAggregateType(); |
| |
| const std::string uniformElementName = fieldName + (field.isArray() ? ArrayString(arrayElement) : ""); |
| defineUniformBlockMembers(field.fields, uniformElementName, blockIndex, encoder, blockUniformIndexes, rowMajorLayout); |
| |
| encoder->exitAggregateType(); |
| } |
| } |
| else |
| { |
| bool isRowMajorMatrix = (IsMatrixType(field.type) && inRowMajorLayout); |
| |
| sh::BlockMemberInfo memberInfo = encoder->encodeType(field.type, field.arraySize, isRowMajorMatrix); |
| |
| LinkedUniform *newUniform = new LinkedUniform(field.type, field.precision, fieldName, field.arraySize, |
| blockIndex, memberInfo); |
| |
| // add to uniform list, but not index, since uniform block uniforms have no location |
| blockUniformIndexes->push_back(mUniforms.size()); |
| mUniforms.push_back(newUniform); |
| } |
| } |
| } |
| |
| bool ProgramBinary::defineUniformBlock(InfoLog &infoLog, const Shader &shader, const sh::InterfaceBlock &interfaceBlock, const Caps &caps) |
| { |
| const rx::ShaderD3D* shaderD3D = rx::ShaderD3D::makeShaderD3D(shader.getImplementation()); |
| |
| // create uniform block entries if they do not exist |
| if (getUniformBlockIndex(interfaceBlock.name) == GL_INVALID_INDEX) |
| { |
| std::vector<unsigned int> blockUniformIndexes; |
| const unsigned int blockIndex = mUniformBlocks.size(); |
| |
| // define member uniforms |
| sh::BlockLayoutEncoder *encoder = NULL; |
| |
| if (interfaceBlock.layout == sh::BLOCKLAYOUT_STANDARD) |
| { |
| encoder = new sh::Std140BlockEncoder; |
| } |
| else |
| { |
| encoder = new sh::HLSLBlockEncoder(sh::HLSLBlockEncoder::ENCODE_PACKED); |
| } |
| ASSERT(encoder); |
| |
| defineUniformBlockMembers(interfaceBlock.fields, "", blockIndex, encoder, &blockUniformIndexes, interfaceBlock.isRowMajorLayout); |
| |
| size_t dataSize = encoder->getBlockSize(); |
| |
| // create all the uniform blocks |
| if (interfaceBlock.arraySize > 0) |
| { |
| for (unsigned int uniformBlockElement = 0; uniformBlockElement < interfaceBlock.arraySize; uniformBlockElement++) |
| { |
| UniformBlock *newUniformBlock = new UniformBlock(interfaceBlock.name, uniformBlockElement, dataSize); |
| newUniformBlock->memberUniformIndexes = blockUniformIndexes; |
| mUniformBlocks.push_back(newUniformBlock); |
| } |
| } |
| else |
| { |
| UniformBlock *newUniformBlock = new UniformBlock(interfaceBlock.name, GL_INVALID_INDEX, dataSize); |
| newUniformBlock->memberUniformIndexes = blockUniformIndexes; |
| mUniformBlocks.push_back(newUniformBlock); |
| } |
| } |
| |
| if (interfaceBlock.staticUse) |
| { |
| // Assign registers to the uniform blocks |
| const GLuint blockIndex = getUniformBlockIndex(interfaceBlock.name); |
| const unsigned int elementCount = std::max(1u, interfaceBlock.arraySize); |
| ASSERT(blockIndex != GL_INVALID_INDEX); |
| ASSERT(blockIndex + elementCount <= mUniformBlocks.size()); |
| |
| unsigned int interfaceBlockRegister = shaderD3D->getInterfaceBlockRegister(interfaceBlock.name); |
| |
| for (unsigned int uniformBlockElement = 0; uniformBlockElement < elementCount; uniformBlockElement++) |
| { |
| UniformBlock *uniformBlock = mUniformBlocks[blockIndex + uniformBlockElement]; |
| ASSERT(uniformBlock->name == interfaceBlock.name); |
| |
| if (!mProgram->assignUniformBlockRegister(infoLog, uniformBlock, shader.getType(), |
| interfaceBlockRegister + uniformBlockElement, caps)) |
| { |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| bool ProgramBinary::isValidated() const |
| { |
| return mValidated; |
| } |
| |
| void ProgramBinary::getActiveAttribute(GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name) const |
| { |
| // Skip over inactive attributes |
| unsigned int activeAttribute = 0; |
| unsigned int attribute; |
| for (attribute = 0; attribute < MAX_VERTEX_ATTRIBS; attribute++) |
| { |
| if (mLinkedAttribute[attribute].name.empty()) |
| { |
| continue; |
| } |
| |
| if (activeAttribute == index) |
| { |
| break; |
| } |
| |
| activeAttribute++; |
| } |
| |
| if (bufsize > 0) |
| { |
| const char *string = mLinkedAttribute[attribute].name.c_str(); |
| |
| strncpy(name, string, bufsize); |
| name[bufsize - 1] = '\0'; |
| |
| if (length) |
| { |
| *length = strlen(name); |
| } |
| } |
| |
| *size = 1; // Always a single 'type' instance |
| |
| *type = mLinkedAttribute[attribute].type; |
| } |
| |
| GLint ProgramBinary::getActiveAttributeCount() const |
| { |
| int count = 0; |
| |
| for (int attributeIndex = 0; attributeIndex < MAX_VERTEX_ATTRIBS; attributeIndex++) |
| { |
| if (!mLinkedAttribute[attributeIndex].name.empty()) |
| { |
| count++; |
| } |
| } |
| |
| return count; |
| } |
| |
| GLint ProgramBinary::getActiveAttributeMaxLength() const |
| { |
| int maxLength = 0; |
| |
| for (int attributeIndex = 0; attributeIndex < MAX_VERTEX_ATTRIBS; attributeIndex++) |
| { |
| if (!mLinkedAttribute[attributeIndex].name.empty()) |
| { |
| maxLength = std::max((int)(mLinkedAttribute[attributeIndex].name.length() + 1), maxLength); |
| } |
| } |
| |
| return maxLength; |
| } |
| |
| void ProgramBinary::getActiveUniform(GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name) const |
| { |
| ASSERT(index < mUniforms.size()); // index must be smaller than getActiveUniformCount() |
| |
| if (bufsize > 0) |
| { |
| std::string string = mUniforms[index]->name; |
| |
| if (mUniforms[index]->isArray()) |
| { |
| string += "[0]"; |
| } |
| |
| strncpy(name, string.c_str(), bufsize); |
| name[bufsize - 1] = '\0'; |
| |
| if (length) |
| { |
| *length = strlen(name); |
| } |
| } |
| |
| *size = mUniforms[index]->elementCount(); |
| |
| *type = mUniforms[index]->type; |
| } |
| |
| GLint ProgramBinary::getActiveUniformCount() const |
| { |
| return mUniforms.size(); |
| } |
| |
| GLint ProgramBinary::getActiveUniformMaxLength() const |
| { |
| int maxLength = 0; |
| |
| unsigned int numUniforms = mUniforms.size(); |
| for (unsigned int uniformIndex = 0; uniformIndex < numUniforms; uniformIndex++) |
| { |
| if (!mUniforms[uniformIndex]->name.empty()) |
| { |
| int length = (int)(mUniforms[uniformIndex]->name.length() + 1); |
| if (mUniforms[uniformIndex]->isArray()) |
| { |
| length += 3; // Counting in "[0]". |
| } |
| maxLength = std::max(length, maxLength); |
| } |
| } |
| |
| return maxLength; |
| } |
| |
| GLint ProgramBinary::getActiveUniformi(GLuint index, GLenum pname) const |
| { |
| const gl::LinkedUniform& uniform = *mUniforms[index]; |
| |
| switch (pname) |
| { |
| case GL_UNIFORM_TYPE: return static_cast<GLint>(uniform.type); |
| case GL_UNIFORM_SIZE: return static_cast<GLint>(uniform.elementCount()); |
| case GL_UNIFORM_NAME_LENGTH: return static_cast<GLint>(uniform.name.size() + 1 + (uniform.isArray() ? 3 : 0)); |
| case GL_UNIFORM_BLOCK_INDEX: return uniform.blockIndex; |
| |
| case GL_UNIFORM_OFFSET: return uniform.blockInfo.offset; |
| case GL_UNIFORM_ARRAY_STRIDE: return uniform.blockInfo.arrayStride; |
| case GL_UNIFORM_MATRIX_STRIDE: return uniform.blockInfo.matrixStride; |
| case GL_UNIFORM_IS_ROW_MAJOR: return static_cast<GLint>(uniform.blockInfo.isRowMajorMatrix); |
| |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| return 0; |
| } |
| |
| bool ProgramBinary::isValidUniformLocation(GLint location) const |
| { |
| ASSERT(rx::IsIntegerCastSafe<GLint>(mUniformIndex.size())); |
| return (location >= 0 && location < static_cast<GLint>(mUniformIndex.size())); |
| } |
| |
| LinkedUniform *ProgramBinary::getUniformByLocation(GLint location) const |
| { |
| ASSERT(location >= 0 && static_cast<size_t>(location) < mUniformIndex.size()); |
| return mUniforms[mUniformIndex[location].index]; |
| } |
| |
| LinkedUniform *ProgramBinary::getUniformByName(const std::string &name) const |
| { |
| for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++) |
| { |
| if (mUniforms[uniformIndex]->name == name) |
| { |
| return mUniforms[uniformIndex]; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| void ProgramBinary::getActiveUniformBlockName(GLuint uniformBlockIndex, GLsizei bufSize, GLsizei *length, GLchar *uniformBlockName) const |
| { |
| ASSERT(uniformBlockIndex < mUniformBlocks.size()); // index must be smaller than getActiveUniformBlockCount() |
| |
| const UniformBlock &uniformBlock = *mUniformBlocks[uniformBlockIndex]; |
| |
| if (bufSize > 0) |
| { |
| std::string string = uniformBlock.name; |
| |
| if (uniformBlock.isArrayElement()) |
| { |
| string += ArrayString(uniformBlock.elementIndex); |
| } |
| |
| strncpy(uniformBlockName, string.c_str(), bufSize); |
| uniformBlockName[bufSize - 1] = '\0'; |
| |
| if (length) |
| { |
| *length = strlen(uniformBlockName); |
| } |
| } |
| } |
| |
| void ProgramBinary::getActiveUniformBlockiv(GLuint uniformBlockIndex, GLenum pname, GLint *params) const |
| { |
| ASSERT(uniformBlockIndex < mUniformBlocks.size()); // index must be smaller than getActiveUniformBlockCount() |
| |
| const UniformBlock &uniformBlock = *mUniformBlocks[uniformBlockIndex]; |
| |
| switch (pname) |
| { |
| case GL_UNIFORM_BLOCK_DATA_SIZE: |
| *params = static_cast<GLint>(uniformBlock.dataSize); |
| break; |
| case GL_UNIFORM_BLOCK_NAME_LENGTH: |
| *params = static_cast<GLint>(uniformBlock.name.size() + 1 + (uniformBlock.isArrayElement() ? 3 : 0)); |
| break; |
| case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS: |
| *params = static_cast<GLint>(uniformBlock.memberUniformIndexes.size()); |
| break; |
| case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: |
| { |
| for (unsigned int blockMemberIndex = 0; blockMemberIndex < uniformBlock.memberUniformIndexes.size(); blockMemberIndex++) |
| { |
| params[blockMemberIndex] = static_cast<GLint>(uniformBlock.memberUniformIndexes[blockMemberIndex]); |
| } |
| } |
| break; |
| case GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER: |
| *params = static_cast<GLint>(uniformBlock.isReferencedByVertexShader()); |
| break; |
| case GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER: |
| *params = static_cast<GLint>(uniformBlock.isReferencedByFragmentShader()); |
| break; |
| default: UNREACHABLE(); |
| } |
| } |
| |
| GLuint ProgramBinary::getActiveUniformBlockCount() const |
| { |
| return mUniformBlocks.size(); |
| } |
| |
| GLuint ProgramBinary::getActiveUniformBlockMaxLength() const |
| { |
| unsigned int maxLength = 0; |
| |
| unsigned int numUniformBlocks = mUniformBlocks.size(); |
| for (unsigned int uniformBlockIndex = 0; uniformBlockIndex < numUniformBlocks; uniformBlockIndex++) |
| { |
| const UniformBlock &uniformBlock = *mUniformBlocks[uniformBlockIndex]; |
| if (!uniformBlock.name.empty()) |
| { |
| const unsigned int length = uniformBlock.name.length() + 1; |
| |
| // Counting in "[0]". |
| const unsigned int arrayLength = (uniformBlock.isArrayElement() ? 3 : 0); |
| |
| maxLength = std::max(length + arrayLength, maxLength); |
| } |
| } |
| |
| return maxLength; |
| } |
| |
| void ProgramBinary::validate(InfoLog &infoLog, const Caps &caps) |
| { |
| applyUniforms(); |
| if (!validateSamplers(&infoLog, caps)) |
| { |
| mValidated = false; |
| } |
| else |
| { |
| mValidated = true; |
| } |
| } |
| |
| bool ProgramBinary::validateSamplers(InfoLog *infoLog, const Caps &caps) |
| { |
| // if any two active samplers in a program are of different types, but refer to the same |
| // texture image unit, and this is the current program, then ValidateProgram will fail, and |
| // DrawArrays and DrawElements will issue the INVALID_OPERATION error. |
| updateSamplerMapping(); |
| |
| std::vector<GLenum> textureUnitTypes(caps.maxCombinedTextureImageUnits, GL_NONE); |
| |
| for (unsigned int i = 0; i < mUsedPixelSamplerRange; ++i) |
| { |
| if (mSamplersPS[i].active) |
| { |
| unsigned int unit = mSamplersPS[i].logicalTextureUnit; |
| |
| if (unit >= textureUnitTypes.size()) |
| { |
| if (infoLog) |
| { |
| infoLog->append("Sampler uniform (%d) exceeds GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS (%d)", unit, textureUnitTypes.size()); |
| } |
| |
| return false; |
| } |
| |
| if (textureUnitTypes[unit] != GL_NONE) |
| { |
| if (mSamplersPS[i].textureType != textureUnitTypes[unit]) |
| { |
| if (infoLog) |
| { |
| infoLog->append("Samplers of conflicting types refer to the same texture image unit (%d).", unit); |
| } |
| |
| return false; |
| } |
| } |
| else |
| { |
| textureUnitTypes[unit] = mSamplersPS[i].textureType; |
| } |
| } |
| } |
| |
| for (unsigned int i = 0; i < mUsedVertexSamplerRange; ++i) |
| { |
| if (mSamplersVS[i].active) |
| { |
| unsigned int unit = mSamplersVS[i].logicalTextureUnit; |
| |
| if (unit >= textureUnitTypes.size()) |
| { |
| if (infoLog) |
| { |
| infoLog->append("Sampler uniform (%d) exceeds GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS (%d)", unit, textureUnitTypes.size()); |
| } |
| |
| return false; |
| } |
| |
| if (textureUnitTypes[unit] != GL_NONE) |
| { |
| if (mSamplersVS[i].textureType != textureUnitTypes[unit]) |
| { |
| if (infoLog) |
| { |
| infoLog->append("Samplers of conflicting types refer to the same texture image unit (%d).", unit); |
| } |
| |
| return false; |
| } |
| } |
| else |
| { |
| textureUnitTypes[unit] = mSamplersVS[i].textureType; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| ProgramBinary::Sampler::Sampler() : active(false), logicalTextureUnit(0), textureType(GL_TEXTURE_2D) |
| { |
| } |
| |
| struct AttributeSorter |
| { |
| AttributeSorter(const int (&semanticIndices)[MAX_VERTEX_ATTRIBS]) |
| : originalIndices(semanticIndices) |
| { |
| } |
| |
| bool operator()(int a, int b) |
| { |
| if (originalIndices[a] == -1) return false; |
| if (originalIndices[b] == -1) return true; |
| return (originalIndices[a] < originalIndices[b]); |
| } |
| |
| const int (&originalIndices)[MAX_VERTEX_ATTRIBS]; |
| }; |
| |
| void ProgramBinary::initAttributesByLayout() |
| { |
| for (int i = 0; i < MAX_VERTEX_ATTRIBS; i++) |
| { |
| mAttributesByLayout[i] = i; |
| } |
| |
| std::sort(&mAttributesByLayout[0], &mAttributesByLayout[MAX_VERTEX_ATTRIBS], AttributeSorter(mSemanticIndex)); |
| } |
| |
| void ProgramBinary::sortAttributesByLayout(rx::TranslatedAttribute attributes[MAX_VERTEX_ATTRIBS], int sortedSemanticIndices[MAX_VERTEX_ATTRIBS]) const |
| { |
| rx::TranslatedAttribute oldTranslatedAttributes[MAX_VERTEX_ATTRIBS]; |
| |
| for (int i = 0; i < MAX_VERTEX_ATTRIBS; i++) |
| { |
| oldTranslatedAttributes[i] = attributes[i]; |
| } |
| |
| for (int i = 0; i < MAX_VERTEX_ATTRIBS; i++) |
| { |
| int oldIndex = mAttributesByLayout[i]; |
| sortedSemanticIndices[i] = mSemanticIndex[oldIndex]; |
| attributes[i] = oldTranslatedAttributes[oldIndex]; |
| } |
| } |
| |
| void ProgramBinary::reset() |
| { |
| mSamplersPS.clear(); |
| mSamplersVS.clear(); |
| |
| mUsedVertexSamplerRange = 0; |
| mUsedPixelSamplerRange = 0; |
| mDirtySamplerMapping = true; |
| |
| SafeDeleteContainer(mUniforms); |
| SafeDeleteContainer(mUniformBlocks); |
| mUniformIndex.clear(); |
| mOutputVariables.clear(); |
| |
| mProgram->reset(); |
| |
| mValidated = false; |
| } |
| |
| } |