| // Copyright 2016 The SwiftShader Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| // libGLESv3.cpp: Implements the exported OpenGL ES 3.0 functions. |
| |
| #include "main.h" |
| #include "Buffer.h" |
| #include "Fence.h" |
| #include "Framebuffer.h" |
| #include "Program.h" |
| #include "Query.h" |
| #include "Sampler.h" |
| #include "Texture.h" |
| #include "mathutil.h" |
| #include "TransformFeedback.h" |
| #include "VertexArray.h" |
| #include "common/debug.h" |
| |
| #include <GLES3/gl3.h> |
| #include <GLES2/gl2ext.h> |
| |
| #include <limits.h> |
| |
| using namespace es2; |
| |
| static bool validImageSize(GLint level, GLsizei width, GLsizei height) |
| { |
| if(level < 0 || level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS || width < 0 || height < 0) |
| { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static bool ValidateQueryTarget(GLenum target) |
| { |
| switch(target) |
| { |
| case GL_ANY_SAMPLES_PASSED: |
| case GL_ANY_SAMPLES_PASSED_CONSERVATIVE: |
| case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN: |
| break; |
| default: |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool ValidateTexParamParameters(GLenum pname, GLint param) |
| { |
| switch(pname) |
| { |
| case GL_TEXTURE_WRAP_S: |
| case GL_TEXTURE_WRAP_T: |
| case GL_TEXTURE_WRAP_R: |
| switch(param) |
| { |
| case GL_REPEAT: |
| case GL_CLAMP_TO_EDGE: |
| case GL_MIRRORED_REPEAT: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| |
| case GL_TEXTURE_MIN_FILTER: |
| switch(param) |
| { |
| case GL_NEAREST: |
| case GL_LINEAR: |
| case GL_NEAREST_MIPMAP_NEAREST: |
| case GL_LINEAR_MIPMAP_NEAREST: |
| case GL_NEAREST_MIPMAP_LINEAR: |
| case GL_LINEAR_MIPMAP_LINEAR: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| break; |
| |
| case GL_TEXTURE_MAG_FILTER: |
| switch(param) |
| { |
| case GL_NEAREST: |
| case GL_LINEAR: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| break; |
| |
| case GL_TEXTURE_USAGE_ANGLE: |
| switch(param) |
| { |
| case GL_NONE: |
| case GL_FRAMEBUFFER_ATTACHMENT_ANGLE: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| break; |
| |
| case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| // we assume the parameter passed to this validation method is truncated, not rounded |
| if(param < 1) |
| { |
| return error(GL_INVALID_VALUE, false); |
| } |
| return true; |
| |
| case GL_TEXTURE_MIN_LOD: |
| case GL_TEXTURE_MAX_LOD: |
| // any value is permissible |
| return true; |
| |
| case GL_TEXTURE_COMPARE_MODE: |
| // Acceptable mode parameters from GLES 3.0.2 spec, table 3.17 |
| switch(param) |
| { |
| case GL_NONE: |
| case GL_COMPARE_REF_TO_TEXTURE: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| break; |
| |
| case GL_TEXTURE_COMPARE_FUNC: |
| // Acceptable function parameters from GLES 3.0.2 spec, table 3.17 |
| switch(param) |
| { |
| case GL_LEQUAL: |
| case GL_GEQUAL: |
| case GL_LESS: |
| case GL_GREATER: |
| case GL_EQUAL: |
| case GL_NOTEQUAL: |
| case GL_ALWAYS: |
| case GL_NEVER: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| break; |
| |
| case GL_TEXTURE_SWIZZLE_R: |
| case GL_TEXTURE_SWIZZLE_G: |
| case GL_TEXTURE_SWIZZLE_B: |
| case GL_TEXTURE_SWIZZLE_A: |
| switch(param) |
| { |
| case GL_RED: |
| case GL_GREEN: |
| case GL_BLUE: |
| case GL_ALPHA: |
| case GL_ZERO: |
| case GL_ONE: |
| return true; |
| default: |
| return error(GL_INVALID_ENUM, false); |
| } |
| break; |
| |
| case GL_TEXTURE_BASE_LEVEL: |
| case GL_TEXTURE_MAX_LEVEL: |
| if(param < 0) |
| { |
| return error(GL_INVALID_VALUE, false); |
| } |
| return true; |
| |
| default: |
| break; |
| } |
| |
| return error(GL_INVALID_ENUM, false); |
| } |
| |
| static bool ValidateSamplerObjectParameter(GLenum pname) |
| { |
| switch(pname) |
| { |
| case GL_TEXTURE_MIN_FILTER: |
| case GL_TEXTURE_MAG_FILTER: |
| case GL_TEXTURE_WRAP_S: |
| case GL_TEXTURE_WRAP_T: |
| case GL_TEXTURE_WRAP_R: |
| case GL_TEXTURE_MIN_LOD: |
| case GL_TEXTURE_MAX_LOD: |
| case GL_TEXTURE_COMPARE_MODE: |
| case GL_TEXTURE_COMPARE_FUNC: |
| case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| namespace gl |
| { |
| |
| void GL_APIENTRY ReadBuffer(GLenum src) |
| { |
| TRACE("(GLenum src = 0x%X)", src); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| GLuint readFramebufferName = context->getReadFramebufferName(); |
| |
| switch(src) |
| { |
| case GL_BACK: |
| if(readFramebufferName != 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| context->setFramebufferReadBuffer(src); |
| break; |
| case GL_NONE: |
| context->setFramebufferReadBuffer(src); |
| break; |
| case GL_COLOR_ATTACHMENT0: |
| case GL_COLOR_ATTACHMENT1: |
| case GL_COLOR_ATTACHMENT2: |
| case GL_COLOR_ATTACHMENT3: |
| case GL_COLOR_ATTACHMENT4: |
| case GL_COLOR_ATTACHMENT5: |
| case GL_COLOR_ATTACHMENT6: |
| case GL_COLOR_ATTACHMENT7: |
| case GL_COLOR_ATTACHMENT8: |
| case GL_COLOR_ATTACHMENT9: |
| case GL_COLOR_ATTACHMENT10: |
| case GL_COLOR_ATTACHMENT11: |
| case GL_COLOR_ATTACHMENT12: |
| case GL_COLOR_ATTACHMENT13: |
| case GL_COLOR_ATTACHMENT14: |
| case GL_COLOR_ATTACHMENT15: |
| case GL_COLOR_ATTACHMENT16: |
| case GL_COLOR_ATTACHMENT17: |
| case GL_COLOR_ATTACHMENT18: |
| case GL_COLOR_ATTACHMENT19: |
| case GL_COLOR_ATTACHMENT20: |
| case GL_COLOR_ATTACHMENT21: |
| case GL_COLOR_ATTACHMENT22: |
| case GL_COLOR_ATTACHMENT23: |
| case GL_COLOR_ATTACHMENT24: |
| case GL_COLOR_ATTACHMENT25: |
| case GL_COLOR_ATTACHMENT26: |
| case GL_COLOR_ATTACHMENT27: |
| case GL_COLOR_ATTACHMENT28: |
| case GL_COLOR_ATTACHMENT29: |
| case GL_COLOR_ATTACHMENT30: |
| case GL_COLOR_ATTACHMENT31: |
| { |
| GLuint index = (src - GL_COLOR_ATTACHMENT0); |
| if(index >= MAX_COLOR_ATTACHMENTS) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| if(readFramebufferName == 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| context->setFramebufferReadBuffer(src); |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const void *indices) |
| { |
| TRACE("(GLenum mode = 0x%X, GLuint start = %d, GLuint end = %d, " |
| "GLsizei count = %d, GLenum type = 0x%x, const void* indices = %p)", |
| mode, start, end, count, type, indices); |
| |
| switch(mode) |
| { |
| case GL_POINTS: |
| case GL_LINES: |
| case GL_LINE_LOOP: |
| case GL_LINE_STRIP: |
| case GL_TRIANGLES: |
| case GL_TRIANGLE_FAN: |
| case GL_TRIANGLE_STRIP: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| switch(type) |
| { |
| case GL_UNSIGNED_BYTE: |
| case GL_UNSIGNED_SHORT: |
| case GL_UNSIGNED_INT: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((count < 0) || (end < start)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::TransformFeedback* transformFeedback = context->getTransformFeedback(); |
| if(transformFeedback && transformFeedback->isActive() && !transformFeedback->isPaused()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->drawElements(mode, start, end, count, type, indices); |
| } |
| } |
| |
| void GL_APIENTRY TexImage3D(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const void *data) |
| { |
| TRACE("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, " |
| "GLsizei width = %d, GLsizei height = %d, GLsizei depth = %d, GLint border = %d, " |
| "GLenum format = 0x%X, GLenum type = 0x%x, const GLvoid* data = %p)", |
| target, level, internalformat, width, height, depth, border, format, type, data); |
| |
| switch(target) |
| { |
| case GL_TEXTURE_3D: |
| case GL_TEXTURE_2D_ARRAY: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((level < 0) || (level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| const GLsizei maxSize3D = es2::IMPLEMENTATION_MAX_3D_TEXTURE_SIZE >> level; |
| if((width < 0) || (height < 0) || (depth < 0) || (width > maxSize3D) || (height > maxSize3D) || (depth > maxSize3D)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(border != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| GLenum validationError = ValidateTextureFormatType(format, type, internalformat, target); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| es2::Texture3D *texture = (target == GL_TEXTURE_3D) ? context->getTexture3D() : context->getTexture2DArray(); |
| |
| if(!texture) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| validationError = context->getPixels(&data, type, context->getRequiredBufferSize(width, height, depth, format, type)); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| GLint sizedInternalFormat = gl::GetSizedInternalFormat(internalformat, type); |
| texture->setImage(level, width, height, depth, sizedInternalFormat, format, type, context->getUnpackParameters(), data); |
| } |
| } |
| |
| void GL_APIENTRY TexSubImage3D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const void *data) |
| { |
| TRACE("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, " |
| "GLint zoffset = %d, GLsizei width = %d, GLsizei height = %d, GLsizei depth = %d, " |
| "GLenum format = 0x%X, GLenum type = 0x%x, const GLvoid* data = %p)", |
| target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, data); |
| |
| switch(target) |
| { |
| case GL_TEXTURE_3D: |
| case GL_TEXTURE_2D_ARRAY: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((level < 0) || (level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if((width < 0) || (height < 0) || (depth < 0) || (xoffset < 0) || (yoffset < 0) || (zoffset < 0)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Texture3D *texture = (target == GL_TEXTURE_3D) ? context->getTexture3D() : context->getTexture2DArray(); |
| |
| GLenum validationError = ValidateSubImageParams(false, false, target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, texture); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| validationError = context->getPixels(&data, type, context->getRequiredBufferSize(width, height, depth, format, type)); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| texture->subImage(level, xoffset, yoffset, zoffset, width, height, depth, format, type, context->getUnpackParameters(), data); |
| } |
| } |
| |
| void GL_APIENTRY CopyTexSubImage3D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height) |
| { |
| TRACE("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, " |
| "GLint zoffset = %d, GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", |
| target, level, xoffset, yoffset, zoffset, x, y, width, height); |
| |
| switch(target) |
| { |
| case GL_TEXTURE_3D: |
| case GL_TEXTURE_2D_ARRAY: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((level < 0) || (level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if((width < 0) || (height < 0) || (xoffset < 0) || (yoffset < 0) || (zoffset < 0)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Framebuffer *framebuffer = context->getReadFramebuffer(); |
| |
| if(!framebuffer || (framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)) |
| { |
| return error(GL_INVALID_FRAMEBUFFER_OPERATION); |
| } |
| |
| es2::Renderbuffer *source = framebuffer->getReadColorbuffer(); |
| |
| if(context->getReadFramebufferName() != 0 && (!source || source->getSamples() > 1)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| GLenum colorbufferFormat = source->getFormat(); |
| es2::Texture3D *texture = (target == GL_TEXTURE_3D) ? context->getTexture3D() : context->getTexture2DArray(); |
| |
| GLenum validationError = ValidateSubImageParams(false, true, target, level, xoffset, yoffset, zoffset, width, height, 1, GL_NONE, GL_NONE, texture); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| GLenum textureFormat = texture->getFormat(target, level); |
| |
| if(!ValidateCopyFormats(textureFormat, colorbufferFormat)) |
| { |
| return; |
| } |
| |
| texture->copySubImage(target, level, xoffset, yoffset, zoffset, x, y, width, height, source); |
| } |
| } |
| |
| void GL_APIENTRY CompressedTexImage3D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data) |
| { |
| TRACE("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, GLsizei width = %d, " |
| "GLsizei height = %d, GLsizei depth = %d, GLint border = %d, GLsizei imageSize = %d, const GLvoid* data = %p)", |
| target, level, internalformat, width, height, depth, border, imageSize, data); |
| |
| switch(target) |
| { |
| case GL_TEXTURE_3D: |
| case GL_TEXTURE_2D_ARRAY: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((level < 0) || (level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| const GLsizei maxSize3D = es2::IMPLEMENTATION_MAX_3D_TEXTURE_SIZE >> level; |
| if((width < 0) || (height < 0) || (depth < 0) || (width > maxSize3D) || (height > maxSize3D) || (depth > maxSize3D) || (border != 0) || (imageSize < 0)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(!IsCompressed(internalformat)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(imageSize != gl::ComputeCompressedSize(width, height, internalformat) * depth) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Texture3D *texture = (target == GL_TEXTURE_3D) ? context->getTexture3D() : context->getTexture2DArray(); |
| |
| if(!texture) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| GLenum validationError = context->getPixels(&data, GL_UNSIGNED_BYTE, imageSize); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| texture->setCompressedImage(level, internalformat, width, height, depth, imageSize, data); |
| } |
| } |
| |
| void GL_APIENTRY CompressedTexSubImage3D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *data) |
| { |
| TRACE("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, " |
| "GLint zoffset = %d, GLsizei width = %d, GLsizei height = %d, GLsizei depth = %d, " |
| "GLenum format = 0x%X, GLsizei imageSize = %d, const void *data = %p)", |
| target, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, data); |
| |
| switch(target) |
| { |
| case GL_TEXTURE_3D: |
| case GL_TEXTURE_2D_ARRAY: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(level < 0 || level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(xoffset < 0 || yoffset < 0 || zoffset < 0 || !validImageSize(level, width, height) || depth < 0 || imageSize < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(!IsCompressed(format)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(imageSize != gl::ComputeCompressedSize(width, height, format) * depth) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| bool is_ETC2_EAC = false; |
| switch(format) |
| { |
| case GL_COMPRESSED_R11_EAC: |
| case GL_COMPRESSED_SIGNED_R11_EAC: |
| case GL_COMPRESSED_RG11_EAC: |
| case GL_COMPRESSED_SIGNED_RG11_EAC: |
| case GL_COMPRESSED_RGB8_ETC2: |
| case GL_COMPRESSED_SRGB8_ETC2: |
| case GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2: |
| case GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2: |
| case GL_COMPRESSED_RGBA8_ETC2_EAC: |
| case GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC: |
| if(target != GL_TEXTURE_2D_ARRAY) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(((width % 4) != 0) || ((height % 4) != 0) || |
| ((xoffset % 4) != 0) || ((yoffset % 4) != 0)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| is_ETC2_EAC = true; |
| break; |
| default: |
| break; |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Texture3D *texture = (target == GL_TEXTURE_3D) ? context->getTexture3D() : context->getTexture2DArray(); |
| |
| if(!texture) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| GLenum validationError = context->getPixels(&data, GL_UNSIGNED_BYTE, imageSize); |
| if(validationError != GL_NO_ERROR) |
| { |
| return error(validationError); |
| } |
| |
| if(is_ETC2_EAC) |
| { |
| if(((width + xoffset) != texture->getWidth(target, level)) || |
| ((height + yoffset) != texture->getHeight(target, level)) || |
| ((depth + zoffset) != texture->getDepth(target, level))) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| |
| texture->subImageCompressed(level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, data); |
| } |
| } |
| |
| void GL_APIENTRY GenQueries(GLsizei n, GLuint *ids) |
| { |
| TRACE("(GLsizei n = %d, GLuint* ids = %p)", n, ids); |
| |
| if(n < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| for(int i = 0; i < n; i++) |
| { |
| ids[i] = context->createQuery(); |
| } |
| } |
| } |
| |
| void GL_APIENTRY DeleteQueries(GLsizei n, const GLuint *ids) |
| { |
| TRACE("(GLsizei n = %d, GLuint* ids = %p)", n, ids); |
| |
| if(n < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| for(int i = 0; i < n; i++) |
| { |
| context->deleteQuery(ids[i]); |
| } |
| } |
| } |
| |
| GLboolean GL_APIENTRY IsQuery(GLuint id) |
| { |
| TRACE("(GLuint id = %d)", id); |
| |
| if(id == 0) |
| { |
| return GL_FALSE; |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Query *queryObject = context->getQuery(id); |
| |
| if(queryObject) |
| { |
| return GL_TRUE; |
| } |
| } |
| |
| return GL_FALSE; |
| } |
| |
| void GL_APIENTRY BeginQuery(GLenum target, GLuint id) |
| { |
| TRACE("(GLenum target = 0x%X, GLuint id = %d)", target, id); |
| |
| if(!ValidateQueryTarget(target)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(id == 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| context->beginQuery(target, id); |
| } |
| } |
| |
| void GL_APIENTRY EndQuery(GLenum target) |
| { |
| TRACE("(GLenum target = 0x%X)", target); |
| |
| if(!ValidateQueryTarget(target)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| context->endQuery(target); |
| } |
| } |
| |
| void GL_APIENTRY GetQueryiv(GLenum target, GLenum pname, GLint *params) |
| { |
| TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint *params = %p)", |
| target, pname, params); |
| |
| if(!ValidateQueryTarget(target) || (pname != GL_CURRENT_QUERY)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| params[0] = context->getActiveQuery(target); |
| } |
| } |
| |
| void GL_APIENTRY GetQueryObjectuiv(GLuint id, GLenum pname, GLuint *params) |
| { |
| TRACE("(GLuint id = %d, GLenum pname = 0x%X, GLint *params = %p)", |
| id, pname, params); |
| |
| switch(pname) |
| { |
| case GL_QUERY_RESULT: |
| case GL_QUERY_RESULT_AVAILABLE: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Query *queryObject = context->getQuery(id); |
| |
| if(!queryObject) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(context->getActiveQuery(queryObject->getType()) == id) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| switch(pname) |
| { |
| case GL_QUERY_RESULT: |
| params[0] = queryObject->getResult(); |
| break; |
| case GL_QUERY_RESULT_AVAILABLE: |
| params[0] = queryObject->isResultAvailable(); |
| break; |
| default: |
| ASSERT(false); |
| } |
| } |
| } |
| |
| GLboolean GL_APIENTRY UnmapBuffer(GLenum target) |
| { |
| TRACE("(GLenum target = 0x%X)", target); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Buffer *buffer = nullptr; |
| if(!context->getBuffer(target, &buffer)) |
| { |
| return error(GL_INVALID_ENUM, GL_TRUE); |
| } |
| |
| if(!buffer) |
| { |
| // A null buffer means that "0" is bound to the requested buffer target |
| return error(GL_INVALID_OPERATION, GL_TRUE); |
| } |
| |
| if(!buffer->isMapped()) |
| { |
| // Already unmapped |
| return error(GL_INVALID_OPERATION, GL_TRUE); |
| } |
| |
| return buffer->unmap() ? GL_TRUE : GL_FALSE; |
| } |
| |
| return GL_TRUE; |
| } |
| |
| void GL_APIENTRY GetBufferPointerv(GLenum target, GLenum pname, void **params) |
| { |
| TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint *params = %p)", |
| target, pname, params); |
| |
| if(pname != GL_BUFFER_MAP_POINTER) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Buffer *buffer = nullptr; |
| if(!context->getBuffer(target, &buffer)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(!buffer) |
| { |
| // A null buffer means that "0" is bound to the requested buffer target |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| *params = buffer->isMapped() ? (void*)(((const char*)buffer->data()) + buffer->offset()) : nullptr; |
| } |
| } |
| |
| void GL_APIENTRY DrawBuffers(GLsizei n, const GLenum *bufs) |
| { |
| TRACE("(GLsizei n = %d, const GLenum *bufs = %p)", n, bufs); |
| |
| if(n < 0 || n > MAX_DRAW_BUFFERS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| GLuint drawFramebufferName = context->getDrawFramebufferName(); |
| |
| if((drawFramebufferName == 0) && (n != 1)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| for(unsigned int i = 0; i < (unsigned)n; i++) |
| { |
| switch(bufs[i]) |
| { |
| case GL_BACK: |
| if(drawFramebufferName != 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| break; |
| case GL_NONE: |
| break; |
| case GL_COLOR_ATTACHMENT0: |
| case GL_COLOR_ATTACHMENT1: |
| case GL_COLOR_ATTACHMENT2: |
| case GL_COLOR_ATTACHMENT3: |
| case GL_COLOR_ATTACHMENT4: |
| case GL_COLOR_ATTACHMENT5: |
| case GL_COLOR_ATTACHMENT6: |
| case GL_COLOR_ATTACHMENT7: |
| case GL_COLOR_ATTACHMENT8: |
| case GL_COLOR_ATTACHMENT9: |
| case GL_COLOR_ATTACHMENT10: |
| case GL_COLOR_ATTACHMENT11: |
| case GL_COLOR_ATTACHMENT12: |
| case GL_COLOR_ATTACHMENT13: |
| case GL_COLOR_ATTACHMENT14: |
| case GL_COLOR_ATTACHMENT15: |
| case GL_COLOR_ATTACHMENT16: |
| case GL_COLOR_ATTACHMENT17: |
| case GL_COLOR_ATTACHMENT18: |
| case GL_COLOR_ATTACHMENT19: |
| case GL_COLOR_ATTACHMENT20: |
| case GL_COLOR_ATTACHMENT21: |
| case GL_COLOR_ATTACHMENT22: |
| case GL_COLOR_ATTACHMENT23: |
| case GL_COLOR_ATTACHMENT24: |
| case GL_COLOR_ATTACHMENT25: |
| case GL_COLOR_ATTACHMENT26: |
| case GL_COLOR_ATTACHMENT27: |
| case GL_COLOR_ATTACHMENT28: |
| case GL_COLOR_ATTACHMENT29: |
| case GL_COLOR_ATTACHMENT30: |
| case GL_COLOR_ATTACHMENT31: |
| { |
| GLuint index = (bufs[i] - GL_COLOR_ATTACHMENT0); |
| |
| if(index >= MAX_COLOR_ATTACHMENTS) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(index != i) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(drawFramebufferName == 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| |
| context->setFramebufferDrawBuffers(n, bufs); |
| } |
| } |
| |
| void GL_APIENTRY UniformMatrix2x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat *value = %p)", location, count, transpose, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniformMatrix2x3fv(location, count, transpose, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY UniformMatrix3x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat *value = %p)", location, count, transpose, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniformMatrix3x2fv(location, count, transpose, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY UniformMatrix2x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat *value = %p)", location, count, transpose, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniformMatrix2x4fv(location, count, transpose, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY UniformMatrix4x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat *value = %p)", location, count, transpose, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniformMatrix4x2fv(location, count, transpose, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY UniformMatrix3x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat *value = %p)", location, count, transpose, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniformMatrix3x4fv(location, count, transpose, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY UniformMatrix4x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat *value = %p)", location, count, transpose, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniformMatrix4x3fv(location, count, transpose, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY BlitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter) |
| { |
| TRACE("(GLint srcX0 = %d, GLint srcY0 = %d, GLint srcX1 = %d, GLint srcY1 = %d, " |
| "GLint dstX0 = %d, GLint dstY0 = %d, GLint dstX1 = %d, GLint dstY1 = %d, " |
| "GLbitfield mask = 0x%X, GLenum filter = 0x%X)", |
| srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter); |
| |
| switch(filter) |
| { |
| case GL_NEAREST: |
| break; |
| case GL_LINEAR: |
| if((mask & GL_DEPTH_BUFFER_BIT) || (mask & GL_STENCIL_BUFFER_BIT)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((mask & ~(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)) != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(context->getReadFramebufferName() == context->getDrawFramebufferName()) |
| { |
| ERR("Blits with the same source and destination framebuffer are not supported by this implementation."); |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->blitFramebuffer(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter == GL_LINEAR, true); |
| } |
| } |
| |
| void GL_APIENTRY FramebufferTextureLayer(GLenum target, GLenum attachment, GLuint texture, GLint level, GLint layer) |
| { |
| TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLuint texture = %d, GLint level = %d, GLint layer = %d)", |
| target, attachment, texture, level, layer); |
| |
| // GLES 3.0.4 spec, p.209, section 4.4.2 |
| // If texture is zero, any image or array of images attached to the attachment point |
| // named by attachment is detached. Any additional parameters(level, textarget, |
| // and / or layer) are ignored when texture is zero. |
| if(texture != 0 && (layer < 0 || level < 0)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| Texture* textureObject = context->getTexture(texture); |
| GLenum textarget = GL_NONE; |
| if(texture != 0) |
| { |
| if(!textureObject) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| textarget = textureObject->getTarget(); |
| switch(textarget) |
| { |
| case GL_TEXTURE_3D: |
| if(layer >= es2::IMPLEMENTATION_MAX_3D_TEXTURE_SIZE) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| break; |
| case GL_TEXTURE_2D_ARRAY: |
| if(layer >= es2::IMPLEMENTATION_MAX_ARRAY_TEXTURE_LAYERS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| break; |
| default: |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(textureObject->isCompressed(textarget, level)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| |
| es2::Framebuffer *framebuffer = nullptr; |
| switch(target) |
| { |
| case GL_DRAW_FRAMEBUFFER: |
| case GL_FRAMEBUFFER: |
| if(context->getDrawFramebufferName() == 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| framebuffer = context->getDrawFramebuffer(); |
| break; |
| case GL_READ_FRAMEBUFFER: |
| if(context->getReadFramebufferName() == 0) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| framebuffer = context->getReadFramebuffer(); |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(!framebuffer) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| switch(attachment) |
| { |
| case GL_DEPTH_ATTACHMENT: |
| framebuffer->setDepthbuffer(textarget, texture, level, layer); |
| break; |
| case GL_STENCIL_ATTACHMENT: |
| framebuffer->setStencilbuffer(textarget, texture, level, layer); |
| break; |
| case GL_DEPTH_STENCIL_ATTACHMENT: |
| framebuffer->setDepthbuffer(textarget, texture, level, layer); |
| framebuffer->setStencilbuffer(textarget, texture, level, layer); |
| break; |
| default: |
| if(attachment < GL_COLOR_ATTACHMENT0 || attachment > GL_COLOR_ATTACHMENT31) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if((attachment - GL_COLOR_ATTACHMENT0) >= MAX_COLOR_ATTACHMENTS) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| framebuffer->setColorbuffer(textarget, texture, attachment - GL_COLOR_ATTACHMENT0, level, layer); |
| break; |
| } |
| } |
| } |
| |
| void *GL_APIENTRY MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access) |
| { |
| TRACE("(GLenum target = 0x%X, GLintptr offset = %d, GLsizeiptr length = %d, GLbitfield access = %X)", |
| target, offset, length, access); |
| |
| if((offset < 0) || (length < 0)) |
| { |
| return error(GL_INVALID_VALUE, nullptr); |
| } |
| |
| if(!(access & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT))) |
| { |
| // Must be able to read or write the buffer |
| return error(GL_INVALID_OPERATION, nullptr); |
| } |
| else if((access & GL_MAP_READ_BIT) && (access & (GL_MAP_INVALIDATE_RANGE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT | GL_MAP_UNSYNCHRONIZED_BIT))) |
| { |
| // GL_MAP_INVALIDATE_RANGE_BIT, GL_MAP_INVALIDATE_BUFFER_BIT and GL_MAP_UNSYNCHRONIZED_BIT can't be used with GL_MAP_READ_BIT |
| return error(GL_INVALID_OPERATION, nullptr); |
| } |
| else if((!(access & GL_MAP_WRITE_BIT)) && (access & GL_MAP_FLUSH_EXPLICIT_BIT)) |
| { |
| // GL_MAP_FLUSH_EXPLICIT_BIT can't be used without GL_MAP_WRITE_BIT |
| return error(GL_INVALID_OPERATION, nullptr); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Buffer *buffer = nullptr; |
| if(!context->getBuffer(target, &buffer)) |
| { |
| return error(GL_INVALID_ENUM, nullptr); |
| } |
| |
| if(!buffer) |
| { |
| // A null buffer means that "0" is bound to the requested buffer target |
| return error(GL_INVALID_OPERATION, nullptr); |
| } |
| |
| if(buffer->isMapped()) |
| { |
| // It is an invalid operation to map an already mapped buffer |
| return error(GL_INVALID_OPERATION, nullptr); |
| } |
| |
| GLsizeiptr bufferSize = buffer->size(); |
| if((offset + length) > bufferSize) |
| { |
| return error(GL_INVALID_VALUE, nullptr); |
| } |
| |
| if((access & ~(GL_MAP_READ_BIT | |
| GL_MAP_WRITE_BIT | |
| GL_MAP_INVALIDATE_RANGE_BIT | |
| GL_MAP_INVALIDATE_BUFFER_BIT | |
| GL_MAP_FLUSH_EXPLICIT_BIT | |
| GL_MAP_UNSYNCHRONIZED_BIT)) != 0) |
| { |
| return error(GL_INVALID_VALUE, nullptr); |
| } |
| |
| return buffer->mapRange(offset, length, access); |
| } |
| |
| return nullptr; |
| } |
| |
| void GL_APIENTRY FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length) |
| { |
| TRACE("(GLenum target = 0x%X, GLintptr offset = %d, GLsizeiptr length = %d)", |
| target, offset, length); |
| |
| if((offset < 0) || (length < 0)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Buffer *buffer = nullptr; |
| if(!context->getBuffer(target, &buffer)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(!buffer) |
| { |
| // A null buffer means that "0" is bound to the requested buffer target |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(!buffer->isMapped()) |
| { |
| // Buffer must be mapped |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| GLsizeiptr bufferSize = buffer->length(); |
| if((offset + length) > bufferSize) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(!(buffer->access() & GL_MAP_FLUSH_EXPLICIT_BIT)) |
| { |
| // Flush must be explicitly allowed |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| buffer->flushMappedRange(offset, length); |
| } |
| } |
| |
| void GL_APIENTRY BindVertexArray(GLuint array) |
| { |
| TRACE("(GLuint array = %d)", array); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(!context->isVertexArray(array)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->bindVertexArray(array); |
| } |
| } |
| |
| void GL_APIENTRY BindVertexArrayOES(GLuint array) |
| { |
| BindVertexArray(array); |
| } |
| |
| void GL_APIENTRY DeleteVertexArrays(GLsizei n, const GLuint *arrays) |
| { |
| TRACE("(GLsizei n = %d, const GLuint *arrays = %p)", n, arrays); |
| |
| if(n < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| for(int i = 0; i < n; i++) |
| { |
| if(arrays[i] != 0) // Attempts to delete default vertex array silently ignored. |
| { |
| context->deleteVertexArray(arrays[i]); |
| } |
| } |
| } |
| } |
| |
| void GL_APIENTRY DeleteVertexArraysOES(GLsizei n, const GLuint *arrays) |
| { |
| DeleteVertexArrays(n, arrays); |
| } |
| |
| void GL_APIENTRY GenVertexArrays(GLsizei n, GLuint *arrays) |
| { |
| TRACE("(GLsizei n = %d, const GLuint *arrays = %p)", n, arrays); |
| |
| if(n < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| for(int i = 0; i < n; i++) |
| { |
| arrays[i] = context->createVertexArray(); |
| } |
| } |
| } |
| |
| void GL_APIENTRY GenVertexArraysOES(GLsizei n, GLuint *arrays) |
| { |
| GenVertexArrays(n, arrays); |
| } |
| |
| GLboolean GL_APIENTRY IsVertexArray(GLuint array) |
| { |
| TRACE("(GLuint array = %d)", array); |
| |
| if(array == 0) |
| { |
| return GL_FALSE; |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::VertexArray *arrayObject = context->getVertexArray(array); |
| |
| if(arrayObject) |
| { |
| return GL_TRUE; |
| } |
| } |
| |
| return GL_FALSE; |
| } |
| |
| GLboolean GL_APIENTRY IsVertexArrayOES(GLuint array) |
| { |
| return IsVertexArray(array); |
| } |
| |
| void GL_APIENTRY GetIntegeri_v(GLenum target, GLuint index, GLint *data) |
| { |
| TRACE("(GLenum target = 0x%X, GLuint index = %d, GLint* data = %p)", |
| target, index, data); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(!context->getTransformFeedbackiv(index, target, data) && |
| !context->getUniformBufferiv(index, target, data) && |
| !context->getIntegerv(target, data)) |
| { |
| GLenum nativeType; |
| unsigned int numParams = 0; |
| if(!context->getQueryParameterInfo(target, &nativeType, &numParams)) |
| return error(GL_INVALID_ENUM); |
| |
| if(numParams == 0) |
| return; // it is known that target is valid, but there are no parameters to return |
| |
| if(nativeType == GL_BOOL) |
| { |
| GLboolean *boolParams = nullptr; |
| boolParams = new GLboolean[numParams]; |
| |
| context->getBooleanv(target, boolParams); |
| |
| for(unsigned int i = 0; i < numParams; ++i) |
| { |
| data[i] = (boolParams[i] == GL_FALSE) ? 0 : 1; |
| } |
| |
| delete[] boolParams; |
| } |
| else if(nativeType == GL_FLOAT) |
| { |
| GLfloat *floatParams = nullptr; |
| floatParams = new GLfloat[numParams]; |
| |
| context->getFloatv(target, floatParams); |
| |
| for(unsigned int i = 0; i < numParams; ++i) |
| { |
| if(target == GL_DEPTH_RANGE || target == GL_COLOR_CLEAR_VALUE || target == GL_DEPTH_CLEAR_VALUE || target == GL_BLEND_COLOR) |
| { |
| data[i] = convert_float_fixed(floatParams[i]); |
| } |
| else |
| { |
| data[i] = (GLint)(floatParams[i] > 0.0f ? floor(floatParams[i] + 0.5) : ceil(floatParams[i] - 0.5)); |
| } |
| } |
| |
| delete[] floatParams; |
| } |
| } |
| } |
| } |
| |
| void GL_APIENTRY BeginTransformFeedback(GLenum primitiveMode) |
| { |
| TRACE("(GLenum primitiveMode = 0x%X)", primitiveMode); |
| |
| switch(primitiveMode) |
| { |
| case GL_POINTS: |
| case GL_LINES: |
| case GL_TRIANGLES: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::TransformFeedback *transformFeedbackObject = context->getTransformFeedback(); |
| |
| if(transformFeedbackObject) |
| { |
| if(transformFeedbackObject->isActive()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| transformFeedbackObject->begin(primitiveMode); |
| } |
| else |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY EndTransformFeedback(void) |
| { |
| TRACE("()"); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::TransformFeedback *transformFeedbackObject = context->getTransformFeedback(); |
| |
| if(transformFeedbackObject) |
| { |
| if(!transformFeedbackObject->isActive()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| transformFeedbackObject->end(); |
| } |
| else |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY BindBufferRange(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size) |
| { |
| TRACE("(GLenum target = 0x%X, GLuint index = %d, GLuint buffer = %d, GLintptr offset = %d, GLsizeiptr size = %d)", |
| target, index, buffer, offset, size); |
| |
| if(buffer != 0 && size <= 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| switch(target) |
| { |
| case GL_TRANSFORM_FEEDBACK_BUFFER: |
| if(index >= MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| if(size & 0x3 || offset & 0x3) // size and offset must be multiples of 4 |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| context->bindIndexedTransformFeedbackBuffer(buffer, index, offset, size); |
| context->bindGenericTransformFeedbackBuffer(buffer); |
| break; |
| case GL_UNIFORM_BUFFER: |
| if(index >= MAX_UNIFORM_BUFFER_BINDINGS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| if(offset % UNIFORM_BUFFER_OFFSET_ALIGNMENT != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| context->bindIndexedUniformBuffer(buffer, index, offset, size); |
| context->bindGenericUniformBuffer(buffer); |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY BindBufferBase(GLenum target, GLuint index, GLuint buffer) |
| { |
| TRACE("(GLenum target = 0x%X, GLuint index = %d, GLuint buffer = %d)", |
| target, index, buffer); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| switch(target) |
| { |
| case GL_TRANSFORM_FEEDBACK_BUFFER: |
| if(index >= MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| context->bindIndexedTransformFeedbackBuffer(buffer, index, 0, 0); |
| context->bindGenericTransformFeedbackBuffer(buffer); |
| break; |
| case GL_UNIFORM_BUFFER: |
| if(index >= MAX_UNIFORM_BUFFER_BINDINGS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| context->bindIndexedUniformBuffer(buffer, index, 0, 0); |
| context->bindGenericUniformBuffer(buffer); |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY TransformFeedbackVaryings(GLuint program, GLsizei count, const GLchar *const*varyings, GLenum bufferMode) |
| { |
| TRACE("(GLuint program = %d, GLsizei count = %d, const GLchar *const*varyings = %p, GLenum bufferMode = 0x%X)", |
| program, count, varyings, bufferMode); |
| |
| switch(bufferMode) |
| { |
| case GL_SEPARATE_ATTRIBS: |
| if(count > MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| case GL_INTERLEAVED_ATTRIBS: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| programObject->setTransformFeedbackVaryings(count, varyings, bufferMode); |
| } |
| } |
| |
| void GL_APIENTRY GetTransformFeedbackVarying(GLuint program, GLuint index, GLsizei bufSize, GLsizei *length, GLsizei *size, GLenum *type, GLchar *name) |
| { |
| TRACE("(GLuint program = %d, GLuint index = %d, GLsizei bufSize = %d, GLsizei *length = %p, GLsizei *size = %p, GLenum *type = %p, GLchar *name = %p)", |
| program, index, bufSize, length, size, type, name); |
| |
| if(bufSize < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(index >= static_cast<GLuint>(programObject->getTransformFeedbackVaryingCount())) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| programObject->getTransformFeedbackVarying(index, bufSize, length, size, type, name); |
| } |
| } |
| |
| void GL_APIENTRY VertexAttribIPointer(GLuint index, GLint size, GLenum type, GLsizei stride, const void *pointer) |
| { |
| TRACE("(GLuint program = %d, GLuint index = %d, GLsizei bufSize = %d, GLsizei *length = %p, GLsizei *size = %p, GLenum *type = %p, GLchar *name = %p)", |
| index, size, type, stride, pointer); |
| |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(size < 1 || size > 4 || stride < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| switch(type) |
| { |
| case GL_BYTE: |
| case GL_UNSIGNED_BYTE: |
| case GL_SHORT: |
| case GL_UNSIGNED_SHORT: |
| case GL_INT: |
| case GL_UNSIGNED_INT: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::VertexArray* vertexArray = context->getCurrentVertexArray(); |
| if((context->getArrayBufferName() == 0) && vertexArray && (vertexArray->name != 0) && pointer) |
| { |
| // GL_INVALID_OPERATION is generated if a non-zero vertex array object is bound, zero is bound |
| // to the GL_ARRAY_BUFFER buffer object binding point and the pointer argument is not NULL. |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->setVertexAttribState(index, context->getArrayBuffer(), size, type, false, true, stride, pointer); |
| } |
| } |
| |
| void GL_APIENTRY GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params) |
| { |
| TRACE("(GLuint index = %d, GLenum pname = 0x%X, GLint *params = %p)", |
| index, pname, params); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| const es2::VertexAttribute &attribState = context->getVertexAttribState(index); |
| |
| switch(pname) |
| { |
| case GL_VERTEX_ATTRIB_ARRAY_ENABLED: |
| *params = (attribState.mArrayEnabled ? GL_TRUE : GL_FALSE); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_SIZE: |
| *params = attribState.mSize; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_STRIDE: |
| *params = attribState.mStride; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_TYPE: |
| *params = attribState.mType; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED: |
| *params = (attribState.mNormalized ? GL_TRUE : GL_FALSE); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: |
| *params = attribState.mBoundBuffer.name(); |
| break; |
| case GL_CURRENT_VERTEX_ATTRIB: |
| { |
| const VertexAttribute& attrib = context->getCurrentVertexAttributes()[index]; |
| for(int i = 0; i < 4; ++i) |
| { |
| params[i] = attrib.getCurrentValueI(i); |
| } |
| } |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_INTEGER: |
| *params = (attribState.mPureInteger ? GL_TRUE : GL_FALSE); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_DIVISOR: |
| *params = attribState.mDivisor; |
| break; |
| default: return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params) |
| { |
| TRACE("(GLuint index = %d, GLenum pname = 0x%X, GLuint *params = %p)", |
| index, pname, params); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| const es2::VertexAttribute &attribState = context->getVertexAttribState(index); |
| |
| switch(pname) |
| { |
| case GL_VERTEX_ATTRIB_ARRAY_ENABLED: |
| *params = (attribState.mArrayEnabled ? GL_TRUE : GL_FALSE); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_SIZE: |
| *params = attribState.mSize; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_STRIDE: |
| *params = attribState.mStride; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_TYPE: |
| *params = attribState.mType; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED: |
| *params = (attribState.mNormalized ? GL_TRUE : GL_FALSE); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: |
| *params = attribState.mBoundBuffer.name(); |
| break; |
| case GL_CURRENT_VERTEX_ATTRIB: |
| { |
| const VertexAttribute& attrib = context->getCurrentVertexAttributes()[index]; |
| for(int i = 0; i < 4; ++i) |
| { |
| params[i] = attrib.getCurrentValueUI(i); |
| } |
| } |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_INTEGER: |
| *params = (attribState.mPureInteger ? GL_TRUE : GL_FALSE); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_DIVISOR: |
| *params = attribState.mDivisor; |
| break; |
| default: return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY VertexAttribI4i(GLuint index, GLint x, GLint y, GLint z, GLint w) |
| { |
| TRACE("(GLuint index = %d, GLint x = %d, GLint y = %d, GLint z = %d, GLint w = %d)", |
| index, x, y, z, w); |
| |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| GLint vals[4] = { x, y, z, w }; |
| context->setVertexAttrib(index, vals); |
| } |
| } |
| |
| void GL_APIENTRY VertexAttribI4ui(GLuint index, GLuint x, GLuint y, GLuint z, GLuint w) |
| { |
| TRACE("(GLuint index = %d, GLint x = %d, GLint y = %d, GLint z = %d, GLint w = %d)", |
| index, x, y, z, w); |
| |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| GLuint vals[4] = { x, y, z, w }; |
| context->setVertexAttrib(index, vals); |
| } |
| } |
| |
| void GL_APIENTRY VertexAttribI4iv(GLuint index, const GLint *v) |
| { |
| TRACE("(GLuint index = %d, GLint *v = %p)", index, v); |
| |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| context->setVertexAttrib(index, v); |
| } |
| } |
| |
| void GL_APIENTRY VertexAttribI4uiv(GLuint index, const GLuint *v) |
| { |
| TRACE("(GLuint index = %d, GLint *v = %p)", index, v); |
| |
| if(index >= es2::MAX_VERTEX_ATTRIBS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| context->setVertexAttrib(index, v); |
| } |
| } |
| |
| void GL_APIENTRY GetUniformuiv(GLuint program, GLint location, GLuint *params) |
| { |
| TRACE("(GLuint program = %d, GLint location = %d, GLuint *params = %p)", |
| program, location, params); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| if(context->getShader(program)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| } |
| |
| if(!programObject->isLinked()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(!programObject->getUniformuiv(location, nullptr, params)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| GLint GL_APIENTRY GetFragDataLocation(GLuint program, const GLchar *name) |
| { |
| TRACE("(GLuint program = %d, const GLchar *name = %p)", program, name); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| if(context->getShader(program)) |
| { |
| return error(GL_INVALID_OPERATION, -1); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE, -1); |
| } |
| } |
| |
| if(!programObject->isLinked()) |
| { |
| return error(GL_INVALID_OPERATION, -1); |
| } |
| |
| return programObject->getFragDataLocation(name); |
| } |
| |
| return -1; |
| } |
| |
| void GL_APIENTRY Uniform1uiv(GLint location, GLsizei count, const GLuint *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, const GLuint *value = %p)", |
| location, count, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniform1uiv(location, count, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY Uniform2uiv(GLint location, GLsizei count, const GLuint *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, const GLuint *value = %p)", |
| location, count, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniform2uiv(location, count, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY Uniform3uiv(GLint location, GLsizei count, const GLuint *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, const GLuint *value = %p)", |
| location, count, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniform3uiv(location, count, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY Uniform4uiv(GLint location, GLsizei count, const GLuint *value) |
| { |
| TRACE("(GLint location = %d, GLsizei count = %d, const GLuint *value = %p)", |
| location, count, value); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *program = context->getCurrentProgram(); |
| |
| if(!program) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(location == -1) |
| { |
| return; |
| } |
| |
| if(!program->setUniform4uiv(location, count, value)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| } |
| } |
| |
| void GL_APIENTRY Uniform1ui(GLint location, GLuint v0) |
| { |
| Uniform1uiv(location, 1, &v0); |
| } |
| |
| void GL_APIENTRY Uniform2ui(GLint location, GLuint v0, GLuint v1) |
| { |
| GLuint xy[2] = { v0, v1 }; |
| |
| Uniform2uiv(location, 1, (GLuint*)&xy); |
| } |
| |
| void GL_APIENTRY Uniform3ui(GLint location, GLuint v0, GLuint v1, GLuint v2) |
| { |
| GLuint xyz[3] = { v0, v1, v2 }; |
| |
| Uniform3uiv(location, 1, (GLuint*)&xyz); |
| } |
| |
| void GL_APIENTRY Uniform4ui(GLint location, GLuint v0, GLuint v1, GLuint v2, GLuint v3) |
| { |
| GLuint xyzw[4] = { v0, v1, v2, v3 }; |
| |
| Uniform4uiv(location, 1, (GLuint*)&xyzw); |
| } |
| |
| void GL_APIENTRY ClearBufferiv(GLenum buffer, GLint drawbuffer, const GLint *value) |
| { |
| TRACE("(GLenum buffer = 0x%X, GLint drawbuffer = %d, const GLint *value = %p)", |
| buffer, drawbuffer, value); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| switch(buffer) |
| { |
| case GL_COLOR: |
| if(drawbuffer < 0 || drawbuffer >= MAX_DRAW_BUFFERS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| else |
| { |
| context->clearColorBuffer(drawbuffer, value); |
| } |
| break; |
| case GL_STENCIL: |
| if(drawbuffer != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| else |
| { |
| context->clearStencilBuffer(value[0]); |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY ClearBufferuiv(GLenum buffer, GLint drawbuffer, const GLuint *value) |
| { |
| TRACE("(GLenum buffer = 0x%X, GLint drawbuffer = %d, const GLuint *value = %p)", |
| buffer, drawbuffer, value); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| switch(buffer) |
| { |
| case GL_COLOR: |
| if(drawbuffer < 0 || drawbuffer >= MAX_DRAW_BUFFERS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| else |
| { |
| context->clearColorBuffer(drawbuffer, value); |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY ClearBufferfv(GLenum buffer, GLint drawbuffer, const GLfloat *value) |
| { |
| TRACE("(GLenum buffer = 0x%X, GLint drawbuffer = %d, const GLfloat *value = %p)", |
| buffer, drawbuffer, value); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| switch(buffer) |
| { |
| case GL_COLOR: |
| if(drawbuffer < 0 || drawbuffer >= MAX_DRAW_BUFFERS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| else |
| { |
| context->clearColorBuffer(drawbuffer, value); |
| } |
| break; |
| case GL_DEPTH: |
| if(drawbuffer != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| else |
| { |
| context->clearDepthBuffer(value[0]); |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY ClearBufferfi(GLenum buffer, GLint drawbuffer, GLfloat depth, GLint stencil) |
| { |
| TRACE("(GLenum buffer = 0x%X, GLint drawbuffer = %d, GLfloat depth = %f, GLint stencil = %d)", |
| buffer, drawbuffer, depth, stencil); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| switch(buffer) |
| { |
| case GL_DEPTH_STENCIL: |
| if(drawbuffer != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| else |
| { |
| context->clearDepthBuffer(depth); |
| context->clearStencilBuffer(stencil); |
| } |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| const GLubyte *GL_APIENTRY GetStringi(GLenum name, GLuint index) |
| { |
| TRACE("(GLenum name = 0x%X, GLuint index = %d)", name, index); |
| |
| auto context = es2::getContext(); |
| if(context) |
| { |
| GLuint numExtensions; |
| context->getExtensions(0, &numExtensions); |
| |
| if(index >= numExtensions) |
| { |
| return error(GL_INVALID_VALUE, (GLubyte*)nullptr); |
| } |
| |
| switch(name) |
| { |
| case GL_EXTENSIONS: |
| return context->getExtensions(index); |
| default: |
| return error(GL_INVALID_ENUM, (GLubyte*)nullptr); |
| } |
| } |
| |
| return (GLubyte*)nullptr; |
| } |
| |
| void GL_APIENTRY CopyBufferSubData(GLenum readTarget, GLenum writeTarget, GLintptr readOffset, GLintptr writeOffset, GLsizeiptr size) |
| { |
| TRACE("(GLenum readTarget = 0x%X, GLenum writeTarget = 0x%X, GLintptr readOffset = %d, GLintptr writeOffset = %d, GLsizeiptr size = %d)", |
| readTarget, writeTarget, readOffset, writeOffset, size); |
| |
| if(readOffset < 0 || writeOffset < 0 || size < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Buffer *readBuffer = nullptr, *writeBuffer = nullptr; |
| if(!context->getBuffer(readTarget, &readBuffer) || !context->getBuffer(writeTarget, &writeBuffer)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| if(!readBuffer || readBuffer->isMapped() || !writeBuffer || writeBuffer->isMapped()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| if(readBuffer == writeBuffer) |
| { |
| // If same buffer, check for overlap |
| if(((readOffset >= writeOffset) && (readOffset < (writeOffset + size))) || |
| ((writeOffset >= readOffset) && (writeOffset < (readOffset + size)))) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| } |
| |
| if((static_cast<size_t>(readOffset + size) > readBuffer->size()) || |
| (static_cast<size_t>(writeOffset + size) > writeBuffer->size())) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| writeBuffer->bufferSubData(((char*)readBuffer->data()) + readOffset, size, writeOffset); |
| } |
| } |
| |
| void GL_APIENTRY GetUniformIndices(GLuint program, GLsizei uniformCount, const GLchar *const*uniformNames, GLuint *uniformIndices) |
| { |
| TRACE("(GLuint program = %d, GLsizei uniformCount = %d, const GLchar *const*uniformNames = %p, GLuint *uniformIndices = %p)", |
| program, uniformCount, uniformNames, uniformIndices); |
| |
| if(uniformCount < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| if(context->getShader(program)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| } |
| |
| if(!programObject->isLinked()) |
| { |
| for(int uniformId = 0; uniformId < uniformCount; uniformId++) |
| { |
| uniformIndices[uniformId] = GL_INVALID_INDEX; |
| } |
| } |
| else |
| { |
| for(int uniformId = 0; uniformId < uniformCount; uniformId++) |
| { |
| uniformIndices[uniformId] = programObject->getUniformIndex(uniformNames[uniformId]); |
| } |
| } |
| } |
| } |
| |
| void GL_APIENTRY GetActiveUniformsiv(GLuint program, GLsizei uniformCount, const GLuint *uniformIndices, GLenum pname, GLint *params) |
| { |
| TRACE("(GLuint program = %d, GLsizei uniformCount = %d, const GLchar *const*uniformNames = %p, GLenum pname = 0x%X, GLuint *uniformIndices = %p)", |
| program, uniformCount, uniformIndices, pname, uniformIndices); |
| |
| switch(pname) |
| { |
| case GL_UNIFORM_TYPE: |
| case GL_UNIFORM_SIZE: |
| case GL_UNIFORM_NAME_LENGTH: |
| case GL_UNIFORM_BLOCK_INDEX: |
| case GL_UNIFORM_OFFSET: |
| case GL_UNIFORM_ARRAY_STRIDE: |
| case GL_UNIFORM_MATRIX_STRIDE: |
| case GL_UNIFORM_IS_ROW_MAJOR: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(uniformCount < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| if(context->getShader(program)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| } |
| |
| for(int uniformId = 0; uniformId < uniformCount; uniformId++) |
| { |
| const GLuint index = uniformIndices[uniformId]; |
| |
| if(index >= programObject->getActiveUniformCount()) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| } |
| |
| for(int uniformId = 0; uniformId < uniformCount; uniformId++) |
| { |
| const GLuint index = uniformIndices[uniformId]; |
| params[uniformId] = programObject->getActiveUniformi(index, pname); |
| } |
| } |
| } |
| |
| GLuint GL_APIENTRY GetUniformBlockIndex(GLuint program, const GLchar *uniformBlockName) |
| { |
| TRACE("(GLuint program = %d, const GLchar *uniformBlockName = %p)", |
| program, uniformBlockName); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| if(context->getShader(program)) |
| { |
| return error(GL_INVALID_OPERATION, GL_INVALID_INDEX); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE, GL_INVALID_INDEX); |
| } |
| } |
| |
| return programObject->getUniformBlockIndex(uniformBlockName); |
| } |
| |
| return GL_INVALID_INDEX; |
| } |
| |
| void GL_APIENTRY GetActiveUniformBlockiv(GLuint program, GLuint uniformBlockIndex, GLenum pname, GLint *params) |
| { |
| TRACE("(GLuint program = %d, GLuint uniformBlockIndex = %d, GLenum pname = 0x%X, GLint *params = %p)", |
| program, uniformBlockIndex, pname, params); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(uniformBlockIndex >= programObject->getActiveUniformBlockCount()) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| switch(pname) |
| { |
| case GL_UNIFORM_BLOCK_BINDING: |
| *params = static_cast<GLint>(programObject->getUniformBlockBinding(uniformBlockIndex)); |
| break; |
| case GL_UNIFORM_BLOCK_DATA_SIZE: |
| case GL_UNIFORM_BLOCK_NAME_LENGTH: |
| case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS: |
| case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: |
| case GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER: |
| case GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER: |
| programObject->getActiveUniformBlockiv(uniformBlockIndex, pname, params); |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY GetActiveUniformBlockName(GLuint program, GLuint uniformBlockIndex, GLsizei bufSize, GLsizei *length, GLchar *uniformBlockName) |
| { |
| TRACE("(GLuint program = %d, GLuint uniformBlockIndex = %d, GLsizei bufSize = %d, GLsizei *length = %p, GLchar *uniformBlockName = %p)", |
| program, uniformBlockIndex, bufSize, length, uniformBlockName); |
| |
| if(bufSize < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| if(uniformBlockIndex >= programObject->getActiveUniformBlockCount()) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| programObject->getActiveUniformBlockName(uniformBlockIndex, bufSize, length, uniformBlockName); |
| } |
| } |
| |
| void GL_APIENTRY UniformBlockBinding(GLuint program, GLuint uniformBlockIndex, GLuint uniformBlockBinding) |
| { |
| TRACE("(GLuint program = %d, GLuint uniformBlockIndex = %d, GLuint uniformBlockBinding = %d)", |
| program, uniformBlockIndex, uniformBlockBinding); |
| |
| if(uniformBlockBinding >= MAX_UNIFORM_BUFFER_BINDINGS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Program *programObject = context->getProgram(program); |
| |
| if(!programObject) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(uniformBlockIndex >= programObject->getActiveUniformBlockCount()) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| programObject->bindUniformBlock(uniformBlockIndex, uniformBlockBinding); |
| } |
| } |
| |
| void GL_APIENTRY DrawArraysInstanced(GLenum mode, GLint first, GLsizei count, GLsizei instanceCount) |
| { |
| TRACE("(GLenum mode = 0x%X, GLint first = %d, GLsizei count = %d, GLsizei instanceCount = %d)", |
| mode, first, count, instanceCount); |
| |
| switch(mode) |
| { |
| case GL_POINTS: |
| case GL_LINES: |
| case GL_LINE_LOOP: |
| case GL_LINE_STRIP: |
| case GL_TRIANGLES: |
| case GL_TRIANGLE_FAN: |
| case GL_TRIANGLE_STRIP: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(count < 0 || instanceCount < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::TransformFeedback* transformFeedback = context->getTransformFeedback(); |
| if(transformFeedback && transformFeedback->isActive() && (mode != transformFeedback->primitiveMode())) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->drawArrays(mode, first, count, instanceCount); |
| } |
| } |
| |
| void GL_APIENTRY DrawElementsInstanced(GLenum mode, GLsizei count, GLenum type, const void *indices, GLsizei instanceCount) |
| { |
| TRACE("(GLenum mode = 0x%X, GLsizei count = %d, GLenum type = 0x%X, const void *indices = %p, GLsizei instanceCount = %d)", |
| mode, count, type, indices, instanceCount); |
| |
| switch(mode) |
| { |
| case GL_POINTS: |
| case GL_LINES: |
| case GL_LINE_LOOP: |
| case GL_LINE_STRIP: |
| case GL_TRIANGLES: |
| case GL_TRIANGLE_FAN: |
| case GL_TRIANGLE_STRIP: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| switch(type) |
| { |
| case GL_UNSIGNED_BYTE: |
| case GL_UNSIGNED_SHORT: |
| case GL_UNSIGNED_INT: |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(count < 0 || instanceCount < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::TransformFeedback* transformFeedback = context->getTransformFeedback(); |
| if(transformFeedback && transformFeedback->isActive() && !transformFeedback->isPaused()) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->drawElements(mode, 0, MAX_ELEMENT_INDEX, count, type, indices, instanceCount); |
| } |
| } |
| |
| GLsync GL_APIENTRY FenceSync(GLenum condition, GLbitfield flags) |
| { |
| TRACE("(GLenum condition = 0x%X, GLbitfield flags = %X)", condition, flags); |
| |
| switch(condition) |
| { |
| case GL_SYNC_GPU_COMMANDS_COMPLETE: |
| break; |
| default: |
| return error(GL_INVALID_ENUM, nullptr); |
| } |
| |
| if(flags != 0) |
| { |
| return error(GL_INVALID_VALUE, nullptr); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| return context->createFenceSync(condition, flags); |
| } |
| |
| return nullptr; |
| } |
| |
| GLboolean GL_APIENTRY IsSync(GLsync sync) |
| { |
| TRACE("(GLsync sync = %p)", sync); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::FenceSync *fenceSyncObject = context->getFenceSync(sync); |
| |
| if(fenceSyncObject) |
| { |
| return GL_TRUE; |
| } |
| } |
| |
| return GL_FALSE; |
| } |
| |
| void GL_APIENTRY DeleteSync(GLsync sync) |
| { |
| TRACE("(GLsync sync = %p)", sync); |
| |
| if(!sync) |
| { |
| return; |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(!context->getFenceSync(sync)) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| context->deleteFenceSync(sync); |
| } |
| } |
| |
| GLenum GL_APIENTRY ClientWaitSync(GLsync sync, GLbitfield flags, GLuint64 timeout) |
| { |
| TRACE("(GLsync sync = %p, GLbitfield flags = %X, GLuint64 timeout = %llu)", sync, flags, timeout); |
| |
| if((flags & ~(GL_SYNC_FLUSH_COMMANDS_BIT)) != 0) |
| { |
| return error(GL_INVALID_VALUE, GL_FALSE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::FenceSync *fenceSyncObject = context->getFenceSync(sync); |
| |
| if(fenceSyncObject) |
| { |
| return fenceSyncObject->clientWait(flags, timeout); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE, GL_FALSE); |
| } |
| } |
| |
| return GL_FALSE; |
| } |
| |
| void GL_APIENTRY WaitSync(GLsync sync, GLbitfield flags, GLuint64 timeout) |
| { |
| TRACE("(GLsync sync = %p, GLbitfield flags = %X, GLuint64 timeout = %llu)", sync, flags, timeout); |
| |
| if(flags != 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| if(timeout != GL_TIMEOUT_IGNORED) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::FenceSync *fenceSyncObject = context->getFenceSync(sync); |
| |
| if(fenceSyncObject) |
| { |
| fenceSyncObject->serverWait(flags, timeout); |
| } |
| else |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| } |
| } |
| |
| void GL_APIENTRY GetInteger64v(GLenum pname, GLint64 *data) |
| { |
| TRACE("(GLenum pname = 0x%X, GLint64 *data = %p)", pname, data); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(!(context->getIntegerv(pname, data))) |
| { |
| GLenum nativeType; |
| unsigned int numParams = 0; |
| if(!context->getQueryParameterInfo(pname, &nativeType, &numParams)) |
| return error(GL_INVALID_ENUM); |
| |
| if(numParams == 0) |
| return; // it is known that pname is valid, but there are no parameters to return |
| |
| if(nativeType == GL_BOOL) |
| { |
| GLboolean *boolParams = nullptr; |
| boolParams = new GLboolean[numParams]; |
| |
| context->getBooleanv(pname, boolParams); |
| |
| for(unsigned int i = 0; i < numParams; ++i) |
| { |
| data[i] = (boolParams[i] == GL_FALSE) ? 0 : 1; |
| } |
| |
| delete[] boolParams; |
| } |
| else if(nativeType == GL_FLOAT) |
| { |
| GLfloat *floatParams = nullptr; |
| floatParams = new GLfloat[numParams]; |
| |
| context->getFloatv(pname, floatParams); |
| |
| for(unsigned int i = 0; i < numParams; ++i) |
| { |
| if(pname == GL_DEPTH_RANGE || pname == GL_COLOR_CLEAR_VALUE || pname == GL_DEPTH_CLEAR_VALUE || pname == GL_BLEND_COLOR) |
| { |
| data[i] = (GLint64)(convert_float_fixed(floatParams[i])); |
| } |
| else |
| { |
| data[i] = (GLint64)(floatParams[i] > 0.0f ? floor(floatParams[i] + 0.5) : ceil(floatParams[i] - 0.5)); |
| } |
| } |
| |
| delete[] floatParams; |
| } |
| } |
| } |
| } |
| |
| void GL_APIENTRY GetSynciv(GLsync sync, GLenum pname, GLsizei bufSize, GLsizei *length, GLint *values) |
| { |
| TRACE("(GLsync sync = %p, GLenum pname = 0x%X, GLsizei bufSize = %d, GLsizei *length = %p, GLint *values = %p)", |
| sync, pname, bufSize, length, values); |
| |
| if(bufSize < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::FenceSync *fenceSyncObject = context->getFenceSync(sync); |
| if(!fenceSyncObject) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| fenceSyncObject->getSynciv(pname, length, values); |
| } |
| } |
| |
| void GL_APIENTRY GetInteger64i_v(GLenum target, GLuint index, GLint64 *data) |
| { |
| TRACE("(GLenum target = 0x%X, GLuint index = %d, GLint64 *data = %p)", target, index, data); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(!context->getTransformFeedbackiv(index, target, data) && |
| !context->getUniformBufferiv(index, target, data) && |
| !context->getIntegerv(target, data)) |
| { |
| GLenum nativeType; |
| unsigned int numParams = 0; |
| if(!context->getQueryParameterInfo(target, &nativeType, &numParams)) |
| return error(GL_INVALID_ENUM); |
| |
| if(numParams == 0) |
| return; // it is known that target is valid, but there are no parameters to return |
| |
| if(nativeType == GL_BOOL) |
| { |
| GLboolean *boolParams = nullptr; |
| boolParams = new GLboolean[numParams]; |
| |
| context->getBooleanv(target, boolParams); |
| |
| for(unsigned int i = 0; i < numParams; ++i) |
| { |
| data[i] = (boolParams[i] == GL_FALSE) ? 0 : 1; |
| } |
| |
| delete[] boolParams; |
| } |
| else if(nativeType == GL_FLOAT) |
| { |
| GLfloat *floatParams = nullptr; |
| floatParams = new GLfloat[numParams]; |
| |
| context->getFloatv(target, floatParams); |
| |
| for(unsigned int i = 0; i < numParams; ++i) |
| { |
| if(target == GL_DEPTH_RANGE || target == GL_COLOR_CLEAR_VALUE || target == GL_DEPTH_CLEAR_VALUE || target == GL_BLEND_COLOR) |
| { |
| data[i] = (GLint64)(convert_float_fixed(floatParams[i])); |
| } |
| else |
| { |
| data[i] = (GLint64)(floatParams[i] > 0.0f ? floor(floatParams[i] + 0.5) : ceil(floatParams[i] - 0.5)); |
| } |
| } |
| |
| delete[] floatParams; |
| } |
| } |
| } |
| } |
| |
| void GL_APIENTRY GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params) |
| { |
| TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint64 *params = %p)", target, pname, params); |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| es2::Buffer *buffer = nullptr; |
| |
| if(!context->getBuffer(target, &buffer)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(!buffer) |
| { |
| // A null buffer means that "0" is bound to the requested buffer target |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| switch(pname) |
| { |
| case GL_BUFFER_USAGE: |
| *params = buffer->usage(); |
| break; |
| case GL_BUFFER_SIZE: |
| *params = buffer->size(); |
| break; |
| case GL_BUFFER_ACCESS_FLAGS: |
| *params = buffer->access(); |
| break; |
| case GL_BUFFER_MAPPED: |
| *params = buffer->isMapped(); |
| break; |
| case GL_BUFFER_MAP_LENGTH: |
| *params = buffer->length(); |
| break; |
| case GL_BUFFER_MAP_OFFSET: |
| *params = buffer->offset(); |
| break; |
| default: |
| return error(GL_INVALID_ENUM); |
| } |
| } |
| } |
| |
| void GL_APIENTRY GenSamplers(GLsizei count, GLuint *samplers) |
| { |
| TRACE("(GLsizei count = %d, GLuint *samplers = %p)", count, samplers); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| for(int i = 0; i < count; i++) |
| { |
| samplers[i] = context->createSampler(); |
| } |
| } |
| } |
| |
| void GL_APIENTRY DeleteSamplers(GLsizei count, const GLuint *samplers) |
| { |
| TRACE("(GLsizei count = %d, GLuint *samplers = %p)", count, samplers); |
| |
| if(count < 0) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| for(int i = 0; i < count; i++) |
| { |
| context->deleteSampler(samplers[i]); |
| } |
| } |
| } |
| |
| GLboolean GL_APIENTRY IsSampler(GLuint sampler) |
| { |
| TRACE("(GLuint sampler = %d)", sampler); |
| |
| if(sampler == 0) |
| { |
| return GL_FALSE; |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(context->isSampler(sampler)) |
| { |
| return GL_TRUE; |
| } |
| } |
| |
| return GL_FALSE; |
| } |
| |
| void GL_APIENTRY BindSampler(GLuint unit, GLuint sampler) |
| { |
| TRACE("(GLuint unit = %d, GLuint sampler = %d)", unit, sampler); |
| |
| if(unit >= es2::MAX_COMBINED_TEXTURE_IMAGE_UNITS) |
| { |
| return error(GL_INVALID_VALUE); |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
| if(sampler != 0 && !context->isSampler(sampler)) |
| { |
| return error(GL_INVALID_OPERATION); |
| } |
| |
| context->bindSampler(unit, sampler); |
| } |
| } |
| |
| void GL_APIENTRY SamplerParameteriv(GLuint sampler, GLenum pname, const GLint *param) |
| { |
| TRACE("(GLuint sampler = %d, GLenum pname = 0x%X, const GLint *param = %p)", |
| sampler, pname, param); |
| |
| if(!ValidateSamplerObjectParameter(pname)) |
| { |
| return error(GL_INVALID_ENUM); |
| } |
| |
| if(!ValidateTexParamParameters(pname, *param)) |
| { |
| return; |
| } |
| |
| auto context = es2::getContext(); |
| |
| if(context) |
| { |
|