//
// Copyright(c) 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.
//
// entry_points_gles_2_0.cpp : Implements the GLES 2.0 entry points.
#include "libGLESv2/entry_points_gles_2_0.h"
#include "libGLESv2/global_state.h"
#include "libANGLE/formatutils.h"
#include "libANGLE/Buffer.h"
#include "libANGLE/Compiler.h"
#include "libANGLE/Context.h"
#include "libANGLE/Error.h"
#include "libANGLE/Framebuffer.h"
#include "libANGLE/Renderbuffer.h"
#include "libANGLE/Shader.h"
#include "libANGLE/Program.h"
#include "libANGLE/Texture.h"
#include "libANGLE/VertexArray.h"
#include "libANGLE/VertexAttribute.h"
#include "libANGLE/FramebufferAttachment.h"
#include "libANGLE/validationES.h"
#include "libANGLE/validationES2.h"
#include "libANGLE/validationES3.h"
#include "libANGLE/queryconversions.h"
#include "common/debug.h"
#include "common/utilities.h"
#include "common/version.h"
namespace gl
{
void GL_APIENTRY ActiveTexture(GLenum texture)
{
EVENT("(GLenum texture = 0x%X)", texture);
Context *context = GetValidGlobalContext();
if (context)
{
if (texture < GL_TEXTURE0 || texture > GL_TEXTURE0 + context->getCaps().maxCombinedTextureImageUnits - 1)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->activeTexture(texture);
}
}
void GL_APIENTRY AttachShader(GLuint program, GLuint shader)
{
EVENT("(GLuint program = %d, GLuint shader = %d)", program, shader);
Context *context = GetValidGlobalContext();
if (context)
{
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
if (!programObject->attachShader(shaderObject))
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
}
}
void GL_APIENTRY BindAttribLocation(GLuint program, GLuint index, const GLchar* name)
{
EVENT("(GLuint program = %d, GLuint index = %d, const GLchar* name = 0x%0.8p)", program, index, name);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
if (strncmp(name, "gl_", 3) == 0)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
programObject->bindAttributeLocation(index, name);
}
}
void GL_APIENTRY BindBuffer(GLenum target, GLuint buffer)
{
EVENT("(GLenum target = 0x%X, GLuint buffer = %d)", target, buffer);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidBufferTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (target)
{
case GL_ARRAY_BUFFER:
context->bindArrayBuffer(buffer);
return;
case GL_ELEMENT_ARRAY_BUFFER:
context->bindElementArrayBuffer(buffer);
return;
case GL_COPY_READ_BUFFER:
context->bindCopyReadBuffer(buffer);
return;
case GL_COPY_WRITE_BUFFER:
context->bindCopyWriteBuffer(buffer);
return;
case GL_PIXEL_PACK_BUFFER:
context->bindPixelPackBuffer(buffer);
return;
case GL_PIXEL_UNPACK_BUFFER:
context->bindPixelUnpackBuffer(buffer);
return;
case GL_UNIFORM_BUFFER:
context->bindGenericUniformBuffer(buffer);
return;
case GL_TRANSFORM_FEEDBACK_BUFFER:
context->bindGenericTransformFeedbackBuffer(buffer);
return;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY BindFramebuffer(GLenum target, GLuint framebuffer)
{
EVENT("(GLenum target = 0x%X, GLuint framebuffer = %d)", target, framebuffer);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidFramebufferTarget(target))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (target == GL_READ_FRAMEBUFFER_ANGLE || target == GL_FRAMEBUFFER)
{
context->bindReadFramebuffer(framebuffer);
}
if (target == GL_DRAW_FRAMEBUFFER_ANGLE || target == GL_FRAMEBUFFER)
{
context->bindDrawFramebuffer(framebuffer);
}
}
}
void GL_APIENTRY BindRenderbuffer(GLenum target, GLuint renderbuffer)
{
EVENT("(GLenum target = 0x%X, GLuint renderbuffer = %d)", target, renderbuffer);
Context *context = GetValidGlobalContext();
if (context)
{
if (target != GL_RENDERBUFFER)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->bindRenderbuffer(renderbuffer);
}
}
void GL_APIENTRY BindTexture(GLenum target, GLuint texture)
{
EVENT("(GLenum target = 0x%X, GLuint texture = %d)", target, texture);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateBindTexture(context, target, texture))
{
return;
}
context->bindTexture(target, texture);
}
}
void GL_APIENTRY BlendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
EVENT("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
red, green, blue, alpha);
Context *context = GetValidGlobalContext();
if (context)
{
context->blendColor(red, green, blue, alpha);
}
}
void GL_APIENTRY BlendEquation(GLenum mode)
{
BlendEquationSeparate(mode, mode);
}
void GL_APIENTRY BlendEquationSeparate(GLenum modeRGB, GLenum modeAlpha)
{
EVENT("(GLenum modeRGB = 0x%X, GLenum modeAlpha = 0x%X)", modeRGB, modeAlpha);
Context *context = GetValidGlobalContext();
if (context)
{
switch (modeRGB)
{
case GL_FUNC_ADD:
case GL_FUNC_SUBTRACT:
case GL_FUNC_REVERSE_SUBTRACT:
case GL_MIN:
case GL_MAX:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (modeAlpha)
{
case GL_FUNC_ADD:
case GL_FUNC_SUBTRACT:
case GL_FUNC_REVERSE_SUBTRACT:
case GL_MIN:
case GL_MAX:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->blendEquationSeparate(modeRGB, modeAlpha);
}
}
void GL_APIENTRY BlendFunc(GLenum sfactor, GLenum dfactor)
{
BlendFuncSeparate(sfactor, dfactor, sfactor, dfactor);
}
void GL_APIENTRY BlendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
{
EVENT("(GLenum srcRGB = 0x%X, GLenum dstRGB = 0x%X, GLenum srcAlpha = 0x%X, GLenum dstAlpha = 0x%X)",
srcRGB, dstRGB, srcAlpha, dstAlpha);
Context *context = GetValidGlobalContext();
if (context)
{
switch (srcRGB)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
case GL_CONSTANT_COLOR:
case GL_ONE_MINUS_CONSTANT_COLOR:
case GL_CONSTANT_ALPHA:
case GL_ONE_MINUS_CONSTANT_ALPHA:
case GL_SRC_ALPHA_SATURATE:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (dstRGB)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
case GL_CONSTANT_COLOR:
case GL_ONE_MINUS_CONSTANT_COLOR:
case GL_CONSTANT_ALPHA:
case GL_ONE_MINUS_CONSTANT_ALPHA:
break;
case GL_SRC_ALPHA_SATURATE:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (srcAlpha)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
case GL_CONSTANT_COLOR:
case GL_ONE_MINUS_CONSTANT_COLOR:
case GL_CONSTANT_ALPHA:
case GL_ONE_MINUS_CONSTANT_ALPHA:
case GL_SRC_ALPHA_SATURATE:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (dstAlpha)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
case GL_CONSTANT_COLOR:
case GL_ONE_MINUS_CONSTANT_COLOR:
case GL_CONSTANT_ALPHA:
case GL_ONE_MINUS_CONSTANT_ALPHA:
break;
case GL_SRC_ALPHA_SATURATE:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (context->getLimitations().noSimultaneousConstantColorAndAlphaBlendFunc)
{
bool constantColorUsed =
(srcRGB == GL_CONSTANT_COLOR || srcRGB == GL_ONE_MINUS_CONSTANT_COLOR ||
dstRGB == GL_CONSTANT_COLOR || dstRGB == GL_ONE_MINUS_CONSTANT_COLOR);
bool constantAlphaUsed =
(srcRGB == GL_CONSTANT_ALPHA || srcRGB == GL_ONE_MINUS_CONSTANT_ALPHA ||
dstRGB == GL_CONSTANT_ALPHA || dstRGB == GL_ONE_MINUS_CONSTANT_ALPHA);
if (constantColorUsed && constantAlphaUsed)
{
ERR(
"Simultaneous use of GL_CONSTANT_ALPHA/GL_ONE_MINUS_CONSTANT_ALPHA and "
"GL_CONSTANT_COLOR/GL_ONE_MINUS_CONSTANT_COLOR not supported by this "
"implementation.");
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
}
context->blendFuncSeparate(srcRGB, dstRGB, srcAlpha, dstAlpha);
}
}
void GL_APIENTRY BufferData(GLenum target, GLsizeiptr size, const GLvoid* data, GLenum usage)
{
EVENT("(GLenum target = 0x%X, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p, GLenum usage = %d)",
target, size, data, usage);
Context *context = GetValidGlobalContext();
if (context)
{
if (size < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
switch (usage)
{
case GL_STREAM_DRAW:
case GL_STATIC_DRAW:
case GL_DYNAMIC_DRAW:
break;
case GL_STREAM_READ:
case GL_STREAM_COPY:
case GL_STATIC_READ:
case GL_STATIC_COPY:
case GL_DYNAMIC_READ:
case GL_DYNAMIC_COPY:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (!ValidBufferTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
Buffer *buffer = context->getGLState().getTargetBuffer(target);
if (!buffer)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
Error error = buffer->bufferData(data, size, usage);
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY BufferSubData(GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid* data)
{
EVENT("(GLenum target = 0x%X, GLintptr offset = %d, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p)",
target, offset, size, data);
Context *context = GetValidGlobalContext();
if (context)
{
if (size < 0 || offset < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if (!ValidBufferTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
Buffer *buffer = context->getGLState().getTargetBuffer(target);
if (!buffer)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
if (buffer->isMapped())
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
// Check for possible overflow of size + offset
angle::CheckedNumeric<size_t> checkedSize(size);
checkedSize += offset;
if (!checkedSize.IsValid())
{
context->handleError(Error(GL_OUT_OF_MEMORY));
return;
}
if (size + offset > buffer->getSize())
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if (data == NULL)
{
return;
}
Error error = buffer->bufferSubData(data, size, offset);
if (error.isError())
{
context->handleError(error);
return;
}
}
}
GLenum GL_APIENTRY CheckFramebufferStatus(GLenum target)
{
EVENT("(GLenum target = 0x%X)", target);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidFramebufferTarget(target))
{
context->handleError(Error(GL_INVALID_ENUM));
return 0;
}
Framebuffer *framebuffer = context->getGLState().getTargetFramebuffer(target);
ASSERT(framebuffer);
return framebuffer->checkStatus(context->getContextState());
}
return 0;
}
void GL_APIENTRY Clear(GLbitfield mask)
{
EVENT("(GLbitfield mask = 0x%X)", mask);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateClear(context, mask))
{
return;
}
context->clear(mask);
}
}
void GL_APIENTRY ClearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
EVENT("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
red, green, blue, alpha);
Context *context = GetValidGlobalContext();
if (context)
{
context->clearColor(red, green, blue, alpha);
}
}
void GL_APIENTRY ClearDepthf(GLclampf depth)
{
EVENT("(GLclampf depth = %f)", depth);
Context *context = GetValidGlobalContext();
if (context)
{
context->clearDepthf(depth);
}
}
void GL_APIENTRY ClearStencil(GLint s)
{
EVENT("(GLint s = %d)", s);
Context *context = GetValidGlobalContext();
if (context)
{
context->clearStencil(s);
}
}
void GL_APIENTRY ColorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha)
{
EVENT("(GLboolean red = %d, GLboolean green = %u, GLboolean blue = %u, GLboolean alpha = %u)",
red, green, blue, alpha);
Context *context = GetValidGlobalContext();
if (context)
{
context->colorMask(red, green, blue, alpha);
}
}
void GL_APIENTRY CompileShader(GLuint shader)
{
EVENT("(GLuint shader = %d)", shader);
Context *context = GetValidGlobalContext();
if (context)
{
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
shaderObject->compile(context->getCompiler());
}
}
void GL_APIENTRY CompressedTexImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height,
GLint border, GLsizei imageSize, const GLvoid* data)
{
EVENT("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, GLsizei width = %d, "
"GLsizei height = %d, GLint border = %d, GLsizei imageSize = %d, const GLvoid* data = 0x%0.8p)",
target, level, internalformat, width, height, border, imageSize, data);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateCompressedTexImage2D(context, target, level, internalformat, width, height,
border, imageSize, data))
{
return;
}
context->compressedTexImage2D(target, level, internalformat, width, height, border,
imageSize, data);
}
}
void GL_APIENTRY CompressedTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLsizei imageSize, const GLvoid* data)
{
EVENT("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
"GLsizei width = %d, GLsizei height = %d, GLenum format = 0x%X, "
"GLsizei imageSize = %d, const GLvoid* data = 0x%0.8p)",
target, level, xoffset, yoffset, width, height, format, imageSize, data);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateCompressedTexSubImage2D(context, target, level, xoffset, yoffset, width,
height, format, imageSize, data))
{
return;
}
context->compressedTexSubImage2D(target, level, xoffset, yoffset, width, height, format,
imageSize, data);
}
}
void GL_APIENTRY CopyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
{
EVENT("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, "
"GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, GLint border = %d)",
target, level, internalformat, x, y, width, height, border);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateCopyTexImage2D(context, target, level, internalformat, x, y, width, height,
border))
{
return;
}
context->copyTexImage2D(target, level, internalformat, x, y, width, height, border);
}
}
void GL_APIENTRY CopyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height)
{
EVENT("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
"GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)",
target, level, xoffset, yoffset, x, y, width, height);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateCopyTexSubImage2D(context, target, level, xoffset, yoffset, x, y, width,
height))
{
return;
}
context->copyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
}
}
GLuint GL_APIENTRY CreateProgram(void)
{
EVENT("()");
Context *context = GetValidGlobalContext();
if (context)
{
return context->createProgram();
}
return 0;
}
GLuint GL_APIENTRY CreateShader(GLenum type)
{
EVENT("(GLenum type = 0x%X)", type);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateCreateShader(context, type))
{
return 0;
}
return context->createShader(type);
}
return 0;
}
void GL_APIENTRY CullFace(GLenum mode)
{
EVENT("(GLenum mode = 0x%X)", mode);
Context *context = GetValidGlobalContext();
if (context)
{
switch (mode)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->cullFace(mode);
}
}
void GL_APIENTRY DeleteBuffers(GLsizei n, const GLuint* buffers)
{
EVENT("(GLsizei n = %d, const GLuint* buffers = 0x%0.8p)", n, buffers);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateDeleteBuffers(context, n, buffers))
{
return;
}
for (int i = 0; i < n; i++)
{
context->deleteBuffer(buffers[i]);
}
}
}
void GL_APIENTRY DeleteFramebuffers(GLsizei n, const GLuint* framebuffers)
{
EVENT("(GLsizei n = %d, const GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateDeleteFramebuffers(context, n, framebuffers))
{
return;
}
for (int i = 0; i < n; i++)
{
if (framebuffers[i] != 0)
{
context->deleteFramebuffer(framebuffers[i]);
}
}
}
}
void GL_APIENTRY DeleteProgram(GLuint program)
{
EVENT("(GLuint program = %d)", program);
Context *context = GetValidGlobalContext();
if (context)
{
if (program == 0)
{
return;
}
if (!context->getProgram(program))
{
if(context->getShader(program))
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
else
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
}
context->deleteProgram(program);
}
}
void GL_APIENTRY DeleteRenderbuffers(GLsizei n, const GLuint* renderbuffers)
{
EVENT("(GLsizei n = %d, const GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateDeleteRenderbuffers(context, n, renderbuffers))
{
return;
}
for (int i = 0; i < n; i++)
{
context->deleteRenderbuffer(renderbuffers[i]);
}
}
}
void GL_APIENTRY DeleteShader(GLuint shader)
{
EVENT("(GLuint shader = %d)", shader);
Context *context = GetValidGlobalContext();
if (context)
{
if (shader == 0)
{
return;
}
if (!context->getShader(shader))
{
if(context->getProgram(shader))
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
else
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
}
context->deleteShader(shader);
}
}
void GL_APIENTRY DeleteTextures(GLsizei n, const GLuint* textures)
{
EVENT("(GLsizei n = %d, const GLuint* textures = 0x%0.8p)", n, textures);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateDeleteTextures(context, n, textures))
{
return;
}
for (int i = 0; i < n; i++)
{
if (textures[i] != 0)
{
context->deleteTexture(textures[i]);
}
}
}
}
void GL_APIENTRY DepthFunc(GLenum func)
{
EVENT("(GLenum func = 0x%X)", func);
Context *context = GetValidGlobalContext();
if (context)
{
switch (func)
{
case GL_NEVER:
case GL_ALWAYS:
case GL_LESS:
case GL_LEQUAL:
case GL_EQUAL:
case GL_GREATER:
case GL_GEQUAL:
case GL_NOTEQUAL:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->depthFunc(func);
}
}
void GL_APIENTRY DepthMask(GLboolean flag)
{
EVENT("(GLboolean flag = %u)", flag);
Context *context = GetValidGlobalContext();
if (context)
{
context->depthMask(flag);
}
}
void GL_APIENTRY DepthRangef(GLclampf zNear, GLclampf zFar)
{
EVENT("(GLclampf zNear = %f, GLclampf zFar = %f)", zNear, zFar);
Context *context = GetValidGlobalContext();
if (context)
{
context->depthRangef(zNear, zFar);
}
}
void GL_APIENTRY DetachShader(GLuint program, GLuint shader)
{
EVENT("(GLuint program = %d, GLuint shader = %d)", program, shader);
Context *context = GetValidGlobalContext();
if (context)
{
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
if (!programObject->detachShader(shaderObject))
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
}
}
void GL_APIENTRY Disable(GLenum cap)
{
EVENT("(GLenum cap = 0x%X)", cap);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidCap(context, cap))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->disable(cap);
}
}
void GL_APIENTRY DisableVertexAttribArray(GLuint index)
{
EVENT("(GLuint index = %d)", index);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->disableVertexAttribArray(index);
}
}
void GL_APIENTRY DrawArrays(GLenum mode, GLint first, GLsizei count)
{
EVENT("(GLenum mode = 0x%X, GLint first = %d, GLsizei count = %d)", mode, first, count);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateDrawArrays(context, mode, first, count, 0))
{
return;
}
Error error = context->drawArrays(mode, first, count);
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY DrawElements(GLenum mode, GLsizei count, GLenum type, const GLvoid* indices)
{
EVENT("(GLenum mode = 0x%X, GLsizei count = %d, GLenum type = 0x%X, const GLvoid* indices = 0x%0.8p)",
mode, count, type, indices);
Context *context = GetValidGlobalContext();
if (context)
{
IndexRange indexRange;
if (!ValidateDrawElements(context, mode, count, type, indices, 0, &indexRange))
{
return;
}
Error error = context->drawElements(mode, count, type, indices, indexRange);
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY Enable(GLenum cap)
{
EVENT("(GLenum cap = 0x%X)", cap);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidCap(context, cap))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (context->getLimitations().noSampleAlphaToCoverageSupport)
{
if (cap == GL_SAMPLE_ALPHA_TO_COVERAGE)
{
const char *errorMessage = "Current renderer doesn't support alpha-to-coverage";
context->handleError(Error(GL_INVALID_OPERATION, errorMessage));
// We also output an error message to the debugger window if tracing is active, so that developers can see the error message.
ERR("%s", errorMessage);
return;
}
}
context->enable(cap);
}
}
void GL_APIENTRY EnableVertexAttribArray(GLuint index)
{
EVENT("(GLuint index = %d)", index);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->enableVertexAttribArray(index);
}
}
void GL_APIENTRY Finish(void)
{
EVENT("()");
Context *context = GetValidGlobalContext();
if (context)
{
Error error = context->finish();
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY Flush(void)
{
EVENT("()");
Context *context = GetValidGlobalContext();
if (context)
{
Error error = context->flush();
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY FramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
{
EVENT("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum renderbuffertarget = 0x%X, "
"GLuint renderbuffer = %d)", target, attachment, renderbuffertarget, renderbuffer);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateFramebufferRenderbuffer(context, target, attachment, renderbuffertarget,
renderbuffer))
{
return;
}
context->framebufferRenderbuffer(target, attachment, renderbuffertarget, renderbuffer);
}
}
void GL_APIENTRY FramebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
{
EVENT("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum textarget = 0x%X, "
"GLuint texture = %d, GLint level = %d)", target, attachment, textarget, texture, level);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateFramebufferTexture2D(context, target, attachment, textarget, texture, level))
{
return;
}
context->framebufferTexture2D(target, attachment, textarget, texture, level);
}
}
void GL_APIENTRY FrontFace(GLenum mode)
{
EVENT("(GLenum mode = 0x%X)", mode);
Context *context = GetValidGlobalContext();
if (context)
{
switch (mode)
{
case GL_CW:
case GL_CCW:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->frontFace(mode);
}
}
void GL_APIENTRY GenBuffers(GLsizei n, GLuint* buffers)
{
EVENT("(GLsizei n = %d, GLuint* buffers = 0x%0.8p)", n, buffers);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateGenBuffers(context, n, buffers))
{
return;
}
for (int i = 0; i < n; i++)
{
buffers[i] = context->createBuffer();
}
}
}
void GL_APIENTRY GenerateMipmap(GLenum target)
{
EVENT("(GLenum target = 0x%X)", target);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateGenerateMipmap(context, target))
{
return;
}
context->generateMipmap(target);
}
}
void GL_APIENTRY GenFramebuffers(GLsizei n, GLuint* framebuffers)
{
EVENT("(GLsizei n = %d, GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateGenFramebuffers(context, n, framebuffers))
{
return;
}
for (int i = 0; i < n; i++)
{
framebuffers[i] = context->createFramebuffer();
}
}
}
void GL_APIENTRY GenRenderbuffers(GLsizei n, GLuint* renderbuffers)
{
EVENT("(GLsizei n = %d, GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateGenRenderbuffers(context, n, renderbuffers))
{
return;
}
for (int i = 0; i < n; i++)
{
renderbuffers[i] = context->createRenderbuffer();
}
}
}
void GL_APIENTRY GenTextures(GLsizei n, GLuint* textures)
{
EVENT("(GLsizei n = %d, GLuint* textures = 0x%0.8p)", n, textures);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateGenTextures(context, n, textures))
{
return;
}
for (int i = 0; i < n; i++)
{
textures[i] = context->createTexture();
}
}
}
void GL_APIENTRY GetActiveAttrib(GLuint program, GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name)
{
EVENT("(GLuint program = %d, GLuint index = %d, GLsizei bufsize = %d, GLsizei *length = 0x%0.8p, "
"GLint *size = 0x%0.8p, GLenum *type = %0.8p, GLchar *name = %0.8p)",
program, index, bufsize, length, size, type, name);
Context *context = GetValidGlobalContext();
if (context)
{
if (bufsize < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
if (index >= (GLuint)programObject->getActiveAttributeCount())
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
programObject->getActiveAttribute(index, bufsize, length, size, type, name);
}
}
void GL_APIENTRY GetActiveUniform(GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, GLchar* name)
{
EVENT("(GLuint program = %d, GLuint index = %d, GLsizei bufsize = %d, "
"GLsizei* length = 0x%0.8p, GLint* size = 0x%0.8p, GLenum* type = 0x%0.8p, GLchar* name = 0x%0.8p)",
program, index, bufsize, length, size, type, name);
Context *context = GetValidGlobalContext();
if (context)
{
if (bufsize < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
if (index >= (GLuint)programObject->getActiveUniformCount())
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
programObject->getActiveUniform(index, bufsize, length, size, type, name);
}
}
void GL_APIENTRY GetAttachedShaders(GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders)
{
EVENT("(GLuint program = %d, GLsizei maxcount = %d, GLsizei* count = 0x%0.8p, GLuint* shaders = 0x%0.8p)",
program, maxcount, count, shaders);
Context *context = GetValidGlobalContext();
if (context)
{
if (maxcount < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
return programObject->getAttachedShaders(maxcount, count, shaders);
}
}
GLint GL_APIENTRY GetAttribLocation(GLuint program, const GLchar* name)
{
EVENT("(GLuint program = %d, const GLchar* name = %s)", program, name);
Context *context = GetValidGlobalContext();
if (context)
{
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return -1;
}
if (!programObject->isLinked())
{
context->handleError(Error(GL_INVALID_OPERATION));
return -1;
}
return programObject->getAttributeLocation(name);
}
return -1;
}
void GL_APIENTRY GetBooleanv(GLenum pname, GLboolean* params)
{
EVENT("(GLenum pname = 0x%X, GLboolean* params = 0x%0.8p)", pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
GLenum nativeType;
unsigned int numParams = 0;
if (!ValidateStateQuery(context, pname, &nativeType, &numParams))
{
return;
}
if (nativeType == GL_BOOL)
{
context->getBooleanv(pname, params);
}
else
{
CastStateValues(context, nativeType, pname, numParams, params);
}
}
}
void GL_APIENTRY GetBufferParameteriv(GLenum target, GLenum pname, GLint* params)
{
EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidBufferTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (!ValidBufferParameter(context, pname))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
Buffer *buffer = context->getGLState().getTargetBuffer(target);
if (!buffer)
{
// A null buffer means that "0" is bound to the requested buffer target
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
switch (pname)
{
case GL_BUFFER_USAGE:
*params = static_cast<GLint>(buffer->getUsage());
break;
case GL_BUFFER_SIZE:
*params = clampCast<GLint>(buffer->getSize());
break;
case GL_BUFFER_ACCESS_FLAGS:
*params = buffer->getAccessFlags();
break;
case GL_BUFFER_ACCESS_OES:
*params = buffer->getAccess();
break;
case GL_BUFFER_MAPPED:
static_assert(GL_BUFFER_MAPPED == GL_BUFFER_MAPPED_OES, "GL enums should be equal.");
*params = static_cast<GLint>(buffer->isMapped());
break;
case GL_BUFFER_MAP_OFFSET:
*params = clampCast<GLint>(buffer->getMapOffset());
break;
case GL_BUFFER_MAP_LENGTH:
*params = clampCast<GLint>(buffer->getMapLength());
break;
default: UNREACHABLE(); break;
}
}
}
GLenum GL_APIENTRY GetError(void)
{
EVENT("()");
Context *context = GetGlobalContext();
if (context)
{
return context->getError();
}
return GL_NO_ERROR;
}
void GL_APIENTRY GetFloatv(GLenum pname, GLfloat* params)
{
EVENT("(GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
GLenum nativeType;
unsigned int numParams = 0;
if (!ValidateStateQuery(context, pname, &nativeType, &numParams))
{
return;
}
if (nativeType == GL_FLOAT)
{
context->getFloatv(pname, params);
}
else
{
CastStateValues(context, nativeType, pname, numParams, params);
}
}
}
void GL_APIENTRY GetFramebufferAttachmentParameteriv(GLenum target, GLenum attachment, GLenum pname, GLint* params)
{
EVENT("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)",
target, attachment, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidFramebufferTarget(target))
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
int clientVersion = context->getClientMajorVersion();
switch (pname)
{
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:
break;
case GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING:
if (clientVersion < 3 && !context->getExtensions().sRGB)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
case GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE:
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER:
if (clientVersion < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
// Determine if the attachment is a valid enum
switch (attachment)
{
case GL_BACK:
case GL_FRONT:
case GL_DEPTH:
case GL_STENCIL:
case GL_DEPTH_STENCIL_ATTACHMENT:
if (clientVersion < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
case GL_DEPTH_ATTACHMENT:
case GL_STENCIL_ATTACHMENT:
break;
default:
if (attachment < GL_COLOR_ATTACHMENT0_EXT ||
(attachment - GL_COLOR_ATTACHMENT0_EXT) >= context->getCaps().maxColorAttachments)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
}
const Framebuffer *framebuffer = context->getGLState().getTargetFramebuffer(target);
ASSERT(framebuffer);
if (framebuffer->id() == 0)
{
if (clientVersion < 3)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
switch (attachment)
{
case GL_BACK:
case GL_DEPTH:
case GL_STENCIL:
break;
default:
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
}
else
{
if (attachment >= GL_COLOR_ATTACHMENT0_EXT && attachment <= GL_COLOR_ATTACHMENT15_EXT)
{
// Valid attachment query
}
else
{
switch (attachment)
{
case GL_DEPTH_ATTACHMENT:
case GL_STENCIL_ATTACHMENT:
break;
case GL_DEPTH_STENCIL_ATTACHMENT:
if (!framebuffer->hasValidDepthStencil())
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
}
}
const FramebufferAttachment *attachmentObject = framebuffer->getAttachment(attachment);
if (attachmentObject)
{
ASSERT(attachmentObject->type() == GL_RENDERBUFFER ||
attachmentObject->type() == GL_TEXTURE ||
attachmentObject->type() == GL_FRAMEBUFFER_DEFAULT);
switch (pname)
{
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
*params = attachmentObject->type();
break;
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
if (attachmentObject->type() != GL_RENDERBUFFER && attachmentObject->type() != GL_TEXTURE)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = attachmentObject->id();
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:
if (attachmentObject->type() != GL_TEXTURE)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = attachmentObject->mipLevel();
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:
if (attachmentObject->type() != GL_TEXTURE)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = attachmentObject->cubeMapFace();
break;
case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
*params = attachmentObject->getRedSize();
break;
case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
*params = attachmentObject->getGreenSize();
break;
case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
*params = attachmentObject->getBlueSize();
break;
case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
*params = attachmentObject->getAlphaSize();
break;
case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
*params = attachmentObject->getDepthSize();
break;
case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
*params = attachmentObject->getStencilSize();
break;
case GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE:
if (attachment == GL_DEPTH_STENCIL_ATTACHMENT)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
*params = attachmentObject->getComponentType();
break;
case GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING:
*params = attachmentObject->getColorEncoding();
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER:
if (attachmentObject->type() != GL_TEXTURE)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = attachmentObject->layer();
break;
default:
UNREACHABLE();
break;
}
}
else
{
// ES 2.0.25 spec pg 127 states that if the value of FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
// is NONE, then querying any other pname will generate INVALID_ENUM.
// ES 3.0.2 spec pg 235 states that if the attachment type is none,
// GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME will return zero and be an
// INVALID_OPERATION for all other pnames
switch (pname)
{
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
*params = GL_NONE;
break;
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
if (clientVersion < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = 0;
break;
default:
if (clientVersion < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
else
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
}
}
}
}
void GL_APIENTRY GetIntegerv(GLenum pname, GLint* params)
{
EVENT("(GLenum pname = 0x%X, GLint* params = 0x%0.8p)", pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
GLenum nativeType;
unsigned int numParams = 0;
if (!ValidateStateQuery(context, pname, &nativeType, &numParams))
{
return;
}
if (nativeType == GL_INT)
{
context->getIntegerv(pname, params);
}
else
{
CastStateValues(context, nativeType, pname, numParams, params);
}
}
}
void GL_APIENTRY GetProgramiv(GLuint program, GLenum pname, GLint* params)
{
EVENT("(GLuint program = %d, GLenum pname = %d, GLint* params = 0x%0.8p)", program, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
if (context->getClientMajorVersion() < 3)
{
switch (pname)
{
case GL_ACTIVE_UNIFORM_BLOCKS:
case GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH:
case GL_TRANSFORM_FEEDBACK_BUFFER_MODE:
case GL_TRANSFORM_FEEDBACK_VARYINGS:
case GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH:
case GL_PROGRAM_BINARY_RETRIEVABLE_HINT:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
switch (pname)
{
case GL_DELETE_STATUS:
*params = programObject->isFlaggedForDeletion();
return;
case GL_LINK_STATUS:
*params = programObject->isLinked();
return;
case GL_VALIDATE_STATUS:
*params = programObject->isValidated();
return;
case GL_INFO_LOG_LENGTH:
*params = programObject->getInfoLogLength();
return;
case GL_ATTACHED_SHADERS:
*params = programObject->getAttachedShadersCount();
return;
case GL_ACTIVE_ATTRIBUTES:
*params = programObject->getActiveAttributeCount();
return;
case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH:
*params = programObject->getActiveAttributeMaxLength();
return;
case GL_ACTIVE_UNIFORMS:
*params = programObject->getActiveUniformCount();
return;
case GL_ACTIVE_UNIFORM_MAX_LENGTH:
*params = programObject->getActiveUniformMaxLength();
return;
case GL_PROGRAM_BINARY_LENGTH_OES:
*params = programObject->getBinaryLength();
return;
case GL_ACTIVE_UNIFORM_BLOCKS:
*params = programObject->getActiveUniformBlockCount();
return;
case GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH:
*params = programObject->getActiveUniformBlockMaxLength();
break;
case GL_TRANSFORM_FEEDBACK_BUFFER_MODE:
*params = programObject->getTransformFeedbackBufferMode();
break;
case GL_TRANSFORM_FEEDBACK_VARYINGS:
*params = programObject->getTransformFeedbackVaryingCount();
break;
case GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH:
*params = programObject->getTransformFeedbackVaryingMaxLength();
break;
case GL_PROGRAM_BINARY_RETRIEVABLE_HINT:
*params = programObject->getBinaryRetrievableHint();
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY GetProgramInfoLog(GLuint program, GLsizei bufsize, GLsizei* length, GLchar* infolog)
{
EVENT("(GLuint program = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* infolog = 0x%0.8p)",
program, bufsize, length, infolog);
Context *context = GetValidGlobalContext();
if (context)
{
if (bufsize < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
programObject->getInfoLog(bufsize, length, infolog);
}
}
void GL_APIENTRY GetRenderbufferParameteriv(GLenum target, GLenum pname, GLint* params)
{
EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (target != GL_RENDERBUFFER)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (context->getGLState().getRenderbufferId() == 0)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
Renderbuffer *renderbuffer =
context->getRenderbuffer(context->getGLState().getRenderbufferId());
switch (pname)
{
case GL_RENDERBUFFER_WIDTH:
*params = renderbuffer->getWidth();
break;
case GL_RENDERBUFFER_HEIGHT:
*params = renderbuffer->getHeight();
break;
case GL_RENDERBUFFER_INTERNAL_FORMAT:
*params = renderbuffer->getFormat().info->internalFormat;
break;
case GL_RENDERBUFFER_RED_SIZE:
*params = renderbuffer->getRedSize();
break;
case GL_RENDERBUFFER_GREEN_SIZE:
*params = renderbuffer->getGreenSize();
break;
case GL_RENDERBUFFER_BLUE_SIZE:
*params = renderbuffer->getBlueSize();
break;
case GL_RENDERBUFFER_ALPHA_SIZE:
*params = renderbuffer->getAlphaSize();
break;
case GL_RENDERBUFFER_DEPTH_SIZE:
*params = renderbuffer->getDepthSize();
break;
case GL_RENDERBUFFER_STENCIL_SIZE:
*params = renderbuffer->getStencilSize();
break;
case GL_RENDERBUFFER_SAMPLES_ANGLE:
if (!context->getExtensions().framebufferMultisample)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = renderbuffer->getSamples();
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY GetShaderiv(GLuint shader, GLenum pname, GLint* params)
{
EVENT("(GLuint shader = %d, GLenum pname = %d, GLint* params = 0x%0.8p)", shader, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
switch (pname)
{
case GL_SHADER_TYPE:
*params = shaderObject->getType();
return;
case GL_DELETE_STATUS:
*params = shaderObject->isFlaggedForDeletion();
return;
case GL_COMPILE_STATUS:
*params = shaderObject->isCompiled() ? GL_TRUE : GL_FALSE;
return;
case GL_INFO_LOG_LENGTH:
*params = shaderObject->getInfoLogLength();
return;
case GL_SHADER_SOURCE_LENGTH:
*params = shaderObject->getSourceLength();
return;
case GL_TRANSLATED_SHADER_SOURCE_LENGTH_ANGLE:
*params = shaderObject->getTranslatedSourceWithDebugInfoLength();
return;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY GetShaderInfoLog(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* infolog)
{
EVENT("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* infolog = 0x%0.8p)",
shader, bufsize, length, infolog);
Context *context = GetValidGlobalContext();
if (context)
{
if (bufsize < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
shaderObject->getInfoLog(bufsize, length, infolog);
}
}
void GL_APIENTRY GetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision)
{
EVENT("(GLenum shadertype = 0x%X, GLenum precisiontype = 0x%X, GLint* range = 0x%0.8p, GLint* precision = 0x%0.8p)",
shadertype, precisiontype, range, precision);
Context *context = GetValidGlobalContext();
if (context)
{
switch (shadertype)
{
case GL_VERTEX_SHADER:
switch (precisiontype)
{
case GL_LOW_FLOAT:
context->getCaps().vertexLowpFloat.get(range, precision);
break;
case GL_MEDIUM_FLOAT:
context->getCaps().vertexMediumpFloat.get(range, precision);
break;
case GL_HIGH_FLOAT:
context->getCaps().vertexHighpFloat.get(range, precision);
break;
case GL_LOW_INT:
context->getCaps().vertexLowpInt.get(range, precision);
break;
case GL_MEDIUM_INT:
context->getCaps().vertexMediumpInt.get(range, precision);
break;
case GL_HIGH_INT:
context->getCaps().vertexHighpInt.get(range, precision);
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
case GL_FRAGMENT_SHADER:
switch (precisiontype)
{
case GL_LOW_FLOAT:
context->getCaps().fragmentLowpFloat.get(range, precision);
break;
case GL_MEDIUM_FLOAT:
context->getCaps().fragmentMediumpFloat.get(range, precision);
break;
case GL_HIGH_FLOAT:
context->getCaps().fragmentHighpFloat.get(range, precision);
break;
case GL_LOW_INT:
context->getCaps().fragmentLowpInt.get(range, precision);
break;
case GL_MEDIUM_INT:
context->getCaps().fragmentMediumpInt.get(range, precision);
break;
case GL_HIGH_INT:
context->getCaps().fragmentHighpInt.get(range, precision);
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY GetShaderSource(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* source)
{
EVENT("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* source = 0x%0.8p)",
shader, bufsize, length, source);
Context *context = GetValidGlobalContext();
if (context)
{
if (bufsize < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
shaderObject->getSource(bufsize, length, source);
}
}
const GLubyte *GL_APIENTRY GetString(GLenum name)
{
EVENT("(GLenum name = 0x%X)", name);
Context *context = GetValidGlobalContext();
if (context)
{
switch (name)
{
case GL_VENDOR:
return reinterpret_cast<const GLubyte *>("Google Inc.");
case GL_RENDERER:
return reinterpret_cast<const GLubyte *>(context->getRendererString().c_str());
case GL_VERSION:
if (context->getClientMajorVersion() == 2)
{
return reinterpret_cast<const GLubyte *>(
"OpenGL ES 2.0 (ANGLE " ANGLE_VERSION_STRING ")");
}
else
{
return reinterpret_cast<const GLubyte *>(
"OpenGL ES 3.0 (ANGLE " ANGLE_VERSION_STRING ")");
}
case GL_SHADING_LANGUAGE_VERSION:
if (context->getClientMajorVersion() == 2)
{
return reinterpret_cast<const GLubyte *>(
"OpenGL ES GLSL ES 1.00 (ANGLE " ANGLE_VERSION_STRING ")");
}
else
{
return reinterpret_cast<const GLubyte *>(
"OpenGL ES GLSL ES 3.00 (ANGLE " ANGLE_VERSION_STRING ")");
}
case GL_EXTENSIONS:
return reinterpret_cast<const GLubyte *>(context->getExtensionString().c_str());
default:
context->handleError(Error(GL_INVALID_ENUM));
return nullptr;
}
}
return nullptr;
}
void GL_APIENTRY GetTexParameterfv(GLenum target, GLenum pname, GLfloat* params)
{
EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", target, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidTextureTarget(context, target) && !ValidTextureExternalTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM, "Invalid texture target"));
return;
}
Texture *texture = context->getTargetTexture(target);
if (!texture)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (pname)
{
case GL_TEXTURE_MAG_FILTER:
*params = (GLfloat)texture->getMagFilter();
break;
case GL_TEXTURE_MIN_FILTER:
*params = (GLfloat)texture->getMinFilter();
break;
case GL_TEXTURE_WRAP_S:
*params = (GLfloat)texture->getWrapS();
break;
case GL_TEXTURE_WRAP_T:
*params = (GLfloat)texture->getWrapT();
break;
case GL_TEXTURE_WRAP_R:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getWrapR();
break;
case GL_TEXTURE_IMMUTABLE_FORMAT:
// Exposed to ES2.0 through EXT_texture_storage, no client version validation.
*params = (GLfloat)(texture->getImmutableFormat() ? GL_TRUE : GL_FALSE);
break;
case GL_TEXTURE_IMMUTABLE_LEVELS:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getImmutableLevels();
break;
case GL_TEXTURE_USAGE_ANGLE:
*params = (GLfloat)texture->getUsage();
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if (!context->getExtensions().textureFilterAnisotropic)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getMaxAnisotropy();
break;
case GL_TEXTURE_SWIZZLE_R:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getSwizzleRed();
break;
case GL_TEXTURE_SWIZZLE_G:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getSwizzleGreen();
break;
case GL_TEXTURE_SWIZZLE_B:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getSwizzleBlue();
break;
case GL_TEXTURE_SWIZZLE_A:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getSwizzleAlpha();
break;
case GL_TEXTURE_BASE_LEVEL:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getBaseLevel();
break;
case GL_TEXTURE_MAX_LEVEL:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLfloat)texture->getMaxLevel();
break;
case GL_TEXTURE_MIN_LOD:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSamplerState().minLod;
break;
case GL_TEXTURE_MAX_LOD:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSamplerState().maxLod;
break;
case GL_TEXTURE_COMPARE_MODE:
if (context->getClientMajorVersion() < 3)
{
context->handleError(
Error(GL_INVALID_ENUM,
"GL_TEXTURE_COMPARE_MODE not available in ES versions < 3.0"));
return;
}
*params = static_cast<GLfloat>(texture->getCompareMode());
break;
case GL_TEXTURE_COMPARE_FUNC:
if (context->getClientMajorVersion() < 3)
{
context->handleError(
Error(GL_INVALID_ENUM,
"GL_TEXTURE_COMPARE_FUNC not available in ES versions < 3.0"));
return;
}
*params = static_cast<GLfloat>(texture->getCompareFunc());
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY GetTexParameteriv(GLenum target, GLenum pname, GLint* params)
{
EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidTextureTarget(context, target) && !ValidTextureExternalTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM, "Invalid texture target"));
return;
}
Texture *texture = context->getTargetTexture(target);
if (!texture)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (pname)
{
case GL_TEXTURE_MAG_FILTER:
*params = texture->getSamplerState().magFilter;
break;
case GL_TEXTURE_MIN_FILTER:
*params = texture->getSamplerState().minFilter;
break;
case GL_TEXTURE_WRAP_S:
*params = texture->getSamplerState().wrapS;
break;
case GL_TEXTURE_WRAP_T:
*params = texture->getSamplerState().wrapT;
break;
case GL_TEXTURE_WRAP_R:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSamplerState().wrapR;
break;
case GL_TEXTURE_IMMUTABLE_FORMAT:
// Exposed to ES2.0 through EXT_texture_storage, no client version validation.
*params = texture->getImmutableFormat() ? GL_TRUE : GL_FALSE;
break;
case GL_TEXTURE_IMMUTABLE_LEVELS:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = static_cast<GLint>(texture->getImmutableLevels());
break;
case GL_TEXTURE_USAGE_ANGLE:
*params = texture->getUsage();
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if (!context->getExtensions().textureFilterAnisotropic)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = (GLint)texture->getMaxAnisotropy();
break;
case GL_TEXTURE_SWIZZLE_R:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSwizzleRed();
break;
case GL_TEXTURE_SWIZZLE_G:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSwizzleGreen();
break;
case GL_TEXTURE_SWIZZLE_B:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSwizzleBlue();
break;
case GL_TEXTURE_SWIZZLE_A:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getSwizzleAlpha();
break;
case GL_TEXTURE_BASE_LEVEL:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getBaseLevel();
break;
case GL_TEXTURE_MAX_LEVEL:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = texture->getMaxLevel();
break;
case GL_TEXTURE_MIN_LOD:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = iround<GLint>(texture->getMinLod());
break;
case GL_TEXTURE_MAX_LOD:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*params = iround<GLint>(texture->getMaxLod());
break;
case GL_TEXTURE_COMPARE_MODE:
if (context->getClientMajorVersion() < 3)
{
context->handleError(
Error(GL_INVALID_ENUM,
"GL_TEXTURE_COMPARE_MODE not available in ES versions < 3.0"));
return;
}
*params = texture->getCompareMode();
break;
case GL_TEXTURE_COMPARE_FUNC:
if (context->getClientMajorVersion() < 3)
{
context->handleError(
Error(GL_INVALID_ENUM,
"GL_TEXTURE_COMPARE_FUNC not available in ES versions < 3.0"));
return;
}
*params = texture->getCompareFunc();
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
}
}
void GL_APIENTRY GetUniformfv(GLuint program, GLint location, GLfloat* params)
{
EVENT("(GLuint program = %d, GLint location = %d, GLfloat* params = 0x%0.8p)", program, location, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateGetUniformfv(context, program, location, params))
{
return;
}
Program *programObject = context->getProgram(program);
ASSERT(programObject);
programObject->getUniformfv(location, params);
}
}
void GL_APIENTRY GetUniformiv(GLuint program, GLint location, GLint* params)
{
EVENT("(GLuint program = %d, GLint location = %d, GLint* params = 0x%0.8p)", program, location, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateGetUniformiv(context, program, location, params))
{
return;
}
Program *programObject = context->getProgram(program);
ASSERT(programObject);
programObject->getUniformiv(location, params);
}
}
GLint GL_APIENTRY GetUniformLocation(GLuint program, const GLchar* name)
{
EVENT("(GLuint program = %d, const GLchar* name = 0x%0.8p)", program, name);
Context *context = GetValidGlobalContext();
if (context)
{
if (strstr(name, "gl_") == name)
{
return -1;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return -1;
}
if (!programObject->isLinked())
{
context->handleError(Error(GL_INVALID_OPERATION));
return -1;
}
return programObject->getUniformLocation(name);
}
return -1;
}
void GL_APIENTRY GetVertexAttribfv(GLuint index, GLenum pname, GLfloat* params)
{
EVENT("(GLuint index = %d, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", index, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if (!ValidateGetVertexAttribParameters(context, pname))
{
return;
}
if (pname == GL_CURRENT_VERTEX_ATTRIB)
{
const VertexAttribCurrentValueData ¤tValueData =
context->getGLState().getVertexAttribCurrentValue(index);
for (int i = 0; i < 4; ++i)
{
params[i] = currentValueData.FloatValues[i];
}
}
else
{
const VertexAttribute &attribState =
context->getGLState().getVertexArray()->getVertexAttribute(index);
*params = QuerySingleVertexAttributeParameter<GLfloat>(attribState, pname);
}
}
}
void GL_APIENTRY GetVertexAttribiv(GLuint index, GLenum pname, GLint* params)
{
EVENT("(GLuint index = %d, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", index, pname, params);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if (!ValidateGetVertexAttribParameters(context, pname))
{
return;
}
if (pname == GL_CURRENT_VERTEX_ATTRIB)
{
const VertexAttribCurrentValueData ¤tValueData =
context->getGLState().getVertexAttribCurrentValue(index);
for (int i = 0; i < 4; ++i)
{
float currentValue = currentValueData.FloatValues[i];
params[i] = iround<GLint>(currentValue);
}
}
else
{
const VertexAttribute &attribState =
context->getGLState().getVertexArray()->getVertexAttribute(index);
*params = QuerySingleVertexAttributeParameter<GLint>(attribState, pname);
}
}
}
void GL_APIENTRY GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid** pointer)
{
EVENT("(GLuint index = %d, GLenum pname = 0x%X, GLvoid** pointer = 0x%0.8p)", index, pname, pointer);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if (pname != GL_VERTEX_ATTRIB_ARRAY_POINTER)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
*pointer = const_cast<GLvoid *>(context->getGLState().getVertexAttribPointer(index));
}
}
void GL_APIENTRY Hint(GLenum target, GLenum mode)
{
EVENT("(GLenum target = 0x%X, GLenum mode = 0x%X)", target, mode);
Context *context = GetValidGlobalContext();
if (context)
{
switch (mode)
{
case GL_FASTEST:
case GL_NICEST:
case GL_DONT_CARE:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (target)
{
case GL_GENERATE_MIPMAP_HINT:
case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->hint(target, mode);
}
}
GLboolean GL_APIENTRY IsBuffer(GLuint buffer)
{
EVENT("(GLuint buffer = %d)", buffer);
Context *context = GetValidGlobalContext();
if (context && buffer)
{
Buffer *bufferObject = context->getBuffer(buffer);
if (bufferObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY IsEnabled(GLenum cap)
{
EVENT("(GLenum cap = 0x%X)", cap);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidCap(context, cap))
{
context->handleError(Error(GL_INVALID_ENUM));
return GL_FALSE;
}
return context->getGLState().getEnableFeature(cap);
}
return false;
}
GLboolean GL_APIENTRY IsFramebuffer(GLuint framebuffer)
{
EVENT("(GLuint framebuffer = %d)", framebuffer);
Context *context = GetValidGlobalContext();
if (context && framebuffer)
{
Framebuffer *framebufferObject = context->getFramebuffer(framebuffer);
if (framebufferObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY IsProgram(GLuint program)
{
EVENT("(GLuint program = %d)", program);
Context *context = GetValidGlobalContext();
if (context && program)
{
Program *programObject = context->getProgram(program);
if (programObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY IsRenderbuffer(GLuint renderbuffer)
{
EVENT("(GLuint renderbuffer = %d)", renderbuffer);
Context *context = GetValidGlobalContext();
if (context && renderbuffer)
{
Renderbuffer *renderbufferObject = context->getRenderbuffer(renderbuffer);
if (renderbufferObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY IsShader(GLuint shader)
{
EVENT("(GLuint shader = %d)", shader);
Context *context = GetValidGlobalContext();
if (context && shader)
{
Shader *shaderObject = context->getShader(shader);
if (shaderObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY IsTexture(GLuint texture)
{
EVENT("(GLuint texture = %d)", texture);
Context *context = GetValidGlobalContext();
if (context && texture)
{
Texture *textureObject = context->getTexture(texture);
if (textureObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
void GL_APIENTRY LineWidth(GLfloat width)
{
EVENT("(GLfloat width = %f)", width);
Context *context = GetValidGlobalContext();
if (context)
{
if (width <= 0.0f)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->lineWidth(width);
}
}
void GL_APIENTRY LinkProgram(GLuint program)
{
EVENT("(GLuint program = %d)", program);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateLinkProgram(context, program))
{
return;
}
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
Error error = programObject->link(context->getContextState());
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY PixelStorei(GLenum pname, GLint param)
{
EVENT("(GLenum pname = 0x%X, GLint param = %d)", pname, param);
Context *context = GetValidGlobalContext();
if (context)
{
if (context->getClientMajorVersion() < 3)
{
switch (pname)
{
case GL_UNPACK_IMAGE_HEIGHT:
case GL_UNPACK_SKIP_IMAGES:
context->handleError(Error(GL_INVALID_ENUM));
return;
case GL_UNPACK_ROW_LENGTH:
case GL_UNPACK_SKIP_ROWS:
case GL_UNPACK_SKIP_PIXELS:
if (!context->getExtensions().unpackSubimage)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
case GL_PACK_ROW_LENGTH:
case GL_PACK_SKIP_ROWS:
case GL_PACK_SKIP_PIXELS:
if (!context->getExtensions().packSubimage)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
}
}
if (param < 0)
{
context->handleError(
Error(GL_INVALID_VALUE, "Cannot use negative values in PixelStorei"));
return;
}
switch (pname)
{
case GL_UNPACK_ALIGNMENT:
if (param != 1 && param != 2 && param != 4 && param != 8)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
break;
case GL_PACK_ALIGNMENT:
if (param != 1 && param != 2 && param != 4 && param != 8)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
break;
case GL_PACK_REVERSE_ROW_ORDER_ANGLE:
case GL_UNPACK_ROW_LENGTH:
case GL_UNPACK_IMAGE_HEIGHT:
case GL_UNPACK_SKIP_IMAGES:
case GL_UNPACK_SKIP_ROWS:
case GL_UNPACK_SKIP_PIXELS:
case GL_PACK_ROW_LENGTH:
case GL_PACK_SKIP_ROWS:
case GL_PACK_SKIP_PIXELS:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->pixelStorei(pname, param);
}
}
void GL_APIENTRY PolygonOffset(GLfloat factor, GLfloat units)
{
EVENT("(GLfloat factor = %f, GLfloat units = %f)", factor, units);
Context *context = GetValidGlobalContext();
if (context)
{
context->polygonOffset(factor, units);
}
}
void GL_APIENTRY ReadPixels(GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type, GLvoid* pixels)
{
EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, "
"GLenum format = 0x%X, GLenum type = 0x%X, GLvoid* pixels = 0x%0.8p)",
x, y, width, height, format, type, pixels);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateReadPixels(context, x, y, width, height, format, type, pixels))
{
return;
}
context->readPixels(x, y, width, height, format, type, pixels);
}
}
void GL_APIENTRY ReleaseShaderCompiler(void)
{
EVENT("()");
Context *context = GetValidGlobalContext();
if (context)
{
Compiler *compiler = context->getCompiler();
Error error = compiler->release();
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY RenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
{
EVENT("(GLenum target = 0x%X, GLenum internalformat = 0x%X, GLsizei width = %d, GLsizei height = %d)",
target, internalformat, width, height);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateRenderbufferStorageParametersANGLE(context, target, 0, internalformat,
width, height))
{
return;
}
Renderbuffer *renderbuffer = context->getGLState().getCurrentRenderbuffer();
Error error = renderbuffer->setStorage(internalformat, width, height);
if (error.isError())
{
context->handleError(error);
return;
}
}
}
void GL_APIENTRY SampleCoverage(GLclampf value, GLboolean invert)
{
EVENT("(GLclampf value = %f, GLboolean invert = %u)", value, invert);
Context* context = GetValidGlobalContext();
if (context)
{
context->sampleCoverage(value, invert);
}
}
void GL_APIENTRY Scissor(GLint x, GLint y, GLsizei width, GLsizei height)
{
EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
Context* context = GetValidGlobalContext();
if (context)
{
if (width < 0 || height < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->scissor(x, y, width, height);
}
}
void GL_APIENTRY ShaderBinary(GLsizei n, const GLuint* shaders, GLenum binaryformat, const GLvoid* binary, GLsizei length)
{
EVENT("(GLsizei n = %d, const GLuint* shaders = 0x%0.8p, GLenum binaryformat = 0x%X, "
"const GLvoid* binary = 0x%0.8p, GLsizei length = %d)",
n, shaders, binaryformat, binary, length);
Context* context = GetValidGlobalContext();
if (context)
{
const std::vector<GLenum> &shaderBinaryFormats = context->getCaps().shaderBinaryFormats;
if (std::find(shaderBinaryFormats.begin(), shaderBinaryFormats.end(), binaryformat) == shaderBinaryFormats.end())
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
// No binary shader formats are supported.
UNIMPLEMENTED();
}
}
void GL_APIENTRY ShaderSource(GLuint shader, GLsizei count, const GLchar* const* string, const GLint* length)
{
EVENT("(GLuint shader = %d, GLsizei count = %d, const GLchar** string = 0x%0.8p, const GLint* length = 0x%0.8p)",
shader, count, string, length);
Context *context = GetValidGlobalContext();
if (context)
{
if (count < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
Shader *shaderObject = GetValidShader(context, shader);
if (!shaderObject)
{
return;
}
shaderObject->setSource(count, string, length);
}
}
void GL_APIENTRY StencilFunc(GLenum func, GLint ref, GLuint mask)
{
StencilFuncSeparate(GL_FRONT_AND_BACK, func, ref, mask);
}
void GL_APIENTRY StencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask)
{
EVENT("(GLenum face = 0x%X, GLenum func = 0x%X, GLint ref = %d, GLuint mask = %d)", face, func, ref, mask);
Context *context = GetValidGlobalContext();
if (context)
{
switch (face)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (func)
{
case GL_NEVER:
case GL_ALWAYS:
case GL_LESS:
case GL_LEQUAL:
case GL_EQUAL:
case GL_GEQUAL:
case GL_GREATER:
case GL_NOTEQUAL:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->stencilFuncSeparate(face, func, ref, mask);
}
}
void GL_APIENTRY StencilMask(GLuint mask)
{
StencilMaskSeparate(GL_FRONT_AND_BACK, mask);
}
void GL_APIENTRY StencilMaskSeparate(GLenum face, GLuint mask)
{
EVENT("(GLenum face = 0x%X, GLuint mask = %d)", face, mask);
Context *context = GetValidGlobalContext();
if (context)
{
switch (face)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->stencilMaskSeparate(face, mask);
}
}
void GL_APIENTRY StencilOp(GLenum fail, GLenum zfail, GLenum zpass)
{
StencilOpSeparate(GL_FRONT_AND_BACK, fail, zfail, zpass);
}
void GL_APIENTRY StencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass)
{
EVENT("(GLenum face = 0x%X, GLenum fail = 0x%X, GLenum zfail = 0x%X, GLenum zpas = 0x%Xs)",
face, fail, zfail, zpass);
Context *context = GetValidGlobalContext();
if (context)
{
switch (face)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (fail)
{
case GL_ZERO:
case GL_KEEP:
case GL_REPLACE:
case GL_INCR:
case GL_DECR:
case GL_INVERT:
case GL_INCR_WRAP:
case GL_DECR_WRAP:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (zfail)
{
case GL_ZERO:
case GL_KEEP:
case GL_REPLACE:
case GL_INCR:
case GL_DECR:
case GL_INVERT:
case GL_INCR_WRAP:
case GL_DECR_WRAP:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
switch (zpass)
{
case GL_ZERO:
case GL_KEEP:
case GL_REPLACE:
case GL_INCR:
case GL_DECR:
case GL_INVERT:
case GL_INCR_WRAP:
case GL_DECR_WRAP:
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
context->stencilOpSeparate(face, fail, zfail, zpass);
}
}
void GL_APIENTRY TexImage2D(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height,
GLint border, GLenum format, GLenum type, const GLvoid* pixels)
{
EVENT("(GLenum target = 0x%X, GLint level = %d, GLint internalformat = %d, GLsizei width = %d, GLsizei height = %d, "
"GLint border = %d, GLenum format = 0x%X, GLenum type = 0x%X, const GLvoid* pixels = 0x%0.8p)",
target, level, internalformat, width, height, border, format, type, pixels);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateTexImage2D(context, target, level, internalformat, width, height, border,
format, type, pixels))
{
return;
}
context->texImage2D(target, level, internalformat, width, height, border, format, type,
pixels);
}
}
void GL_APIENTRY TexParameterf(GLenum target, GLenum pname, GLfloat param)
{
EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint param = %f)", target, pname, param);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidTextureTarget(context, target) && !ValidTextureExternalTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM, "Invalid texture target"));
return;
}
if (!ValidateTexParamParameters(context, target, pname, static_cast<GLint>(param)))
{
return;
}
Texture *texture = context->getTargetTexture(target);
if (!texture)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
// clang-format off
switch (pname)
{
case GL_TEXTURE_WRAP_S: texture->setWrapS(uiround<GLenum>(param)); break;
case GL_TEXTURE_WRAP_T: texture->setWrapT(uiround<GLenum>(param)); break;
case GL_TEXTURE_WRAP_R: texture->setWrapR(uiround<GLenum>(param)); break;
case GL_TEXTURE_MIN_FILTER: texture->setMinFilter(uiround<GLenum>(param)); break;
case GL_TEXTURE_MAG_FILTER: texture->setMagFilter(uiround<GLenum>(param)); break;
case GL_TEXTURE_USAGE_ANGLE: texture->setUsage(uiround<GLenum>(param)); break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT: texture->setMaxAnisotropy(std::min(param, context->getExtensions().maxTextureAnisotropy)); break;
case GL_TEXTURE_COMPARE_MODE: texture->setCompareMode(uiround<GLenum>(param)); break;
case GL_TEXTURE_COMPARE_FUNC: texture->setCompareFunc(uiround<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_R: texture->setSwizzleRed(uiround<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_G: texture->setSwizzleGreen(uiround<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_B: texture->setSwizzleBlue(uiround<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_A: texture->setSwizzleAlpha(uiround<GLenum>(param)); break;
case GL_TEXTURE_BASE_LEVEL: texture->setBaseLevel(uiround<GLuint>(param)); break;
case GL_TEXTURE_MAX_LEVEL: texture->setMaxLevel(uiround<GLuint>(param)); break;
case GL_TEXTURE_MIN_LOD: texture->setMinLod(param); break;
case GL_TEXTURE_MAX_LOD: texture->setMaxLod(param); break;
default: UNREACHABLE(); break;
}
// clang-format on
}
}
void GL_APIENTRY TexParameterfv(GLenum target, GLenum pname, const GLfloat* params)
{
TexParameterf(target, pname, (GLfloat)*params);
}
void GL_APIENTRY TexParameteri(GLenum target, GLenum pname, GLint param)
{
EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint param = %d)", target, pname, param);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidTextureTarget(context, target) && !ValidTextureExternalTarget(context, target))
{
context->handleError(Error(GL_INVALID_ENUM, "Invalid Texture target"));
return;
}
if (!ValidateTexParamParameters(context, target, pname, param))
{
return;
}
Texture *texture = context->getTargetTexture(target);
if (!texture)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
// clang-format off
switch (pname)
{
case GL_TEXTURE_WRAP_S: texture->setWrapS(static_cast<GLenum>(param)); break;
case GL_TEXTURE_WRAP_T: texture->setWrapT(static_cast<GLenum>(param)); break;
case GL_TEXTURE_WRAP_R: texture->setWrapR(static_cast<GLenum>(param)); break;
case GL_TEXTURE_MIN_FILTER: texture->setMinFilter(static_cast<GLenum>(param)); break;
case GL_TEXTURE_MAG_FILTER: texture->setMagFilter(static_cast<GLenum>(param)); break;
case GL_TEXTURE_USAGE_ANGLE: texture->setUsage(static_cast<GLenum>(param)); break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT: texture->setMaxAnisotropy(std::min(static_cast<GLfloat>(param), context->getExtensions().maxTextureAnisotropy)); break;
case GL_TEXTURE_COMPARE_MODE: texture->setCompareMode(static_cast<GLenum>(param)); break;
case GL_TEXTURE_COMPARE_FUNC: texture->setCompareFunc(static_cast<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_R: texture->setSwizzleRed(static_cast<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_G: texture->setSwizzleGreen(static_cast<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_B: texture->setSwizzleBlue(static_cast<GLenum>(param)); break;
case GL_TEXTURE_SWIZZLE_A: texture->setSwizzleAlpha(static_cast<GLenum>(param)); break;
case GL_TEXTURE_BASE_LEVEL: texture->setBaseLevel(static_cast<GLuint>(param)); break;
case GL_TEXTURE_MAX_LEVEL: texture->setMaxLevel(static_cast<GLuint>(param)); break;
case GL_TEXTURE_MIN_LOD: texture->setMinLod(static_cast<GLfloat>(param)); break;
case GL_TEXTURE_MAX_LOD: texture->setMaxLod(static_cast<GLfloat>(param)); break;
default: UNREACHABLE(); break;
}
// clang-format on
}
}
void GL_APIENTRY TexParameteriv(GLenum target, GLenum pname, const GLint* params)
{
TexParameteri(target, pname, *params);
}
void GL_APIENTRY TexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLenum type, const GLvoid* pixels)
{
EVENT("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
"GLsizei width = %d, GLsizei height = %d, GLenum format = 0x%X, GLenum type = 0x%X, "
"const GLvoid* pixels = 0x%0.8p)",
target, level, xoffset, yoffset, width, height, format, type, pixels);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() &&
!ValidateTexSubImage2D(context, target, level, xoffset, yoffset, width, height, format,
type, pixels))
{
return;
}
context->texSubImage2D(target, level, xoffset, yoffset, width, height, format, type,
pixels);
}
}
void GL_APIENTRY Uniform1f(GLint location, GLfloat x)
{
Uniform1fv(location, 1, &x);
}
void GL_APIENTRY Uniform1fv(GLint location, GLsizei count, const GLfloat* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_FLOAT, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform1fv(location, count, v);
}
}
void GL_APIENTRY Uniform1i(GLint location, GLint x)
{
Uniform1iv(location, 1, &x);
}
void GL_APIENTRY Uniform1iv(GLint location, GLsizei count, const GLint* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_INT, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform1iv(location, count, v);
}
}
void GL_APIENTRY Uniform2f(GLint location, GLfloat x, GLfloat y)
{
GLfloat xy[2] = {x, y};
Uniform2fv(location, 1, xy);
}
void GL_APIENTRY Uniform2fv(GLint location, GLsizei count, const GLfloat* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_FLOAT_VEC2, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform2fv(location, count, v);
}
}
void GL_APIENTRY Uniform2i(GLint location, GLint x, GLint y)
{
GLint xy[2] = {x, y};
Uniform2iv(location, 1, xy);
}
void GL_APIENTRY Uniform2iv(GLint location, GLsizei count, const GLint* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_INT_VEC2, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform2iv(location, count, v);
}
}
void GL_APIENTRY Uniform3f(GLint location, GLfloat x, GLfloat y, GLfloat z)
{
GLfloat xyz[3] = {x, y, z};
Uniform3fv(location, 1, xyz);
}
void GL_APIENTRY Uniform3fv(GLint location, GLsizei count, const GLfloat* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_FLOAT_VEC3, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform3fv(location, count, v);
}
}
void GL_APIENTRY Uniform3i(GLint location, GLint x, GLint y, GLint z)
{
GLint xyz[3] = {x, y, z};
Uniform3iv(location, 1, xyz);
}
void GL_APIENTRY Uniform3iv(GLint location, GLsizei count, const GLint* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_INT_VEC3, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform3iv(location, count, v);
}
}
void GL_APIENTRY Uniform4f(GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
GLfloat xyzw[4] = {x, y, z, w};
Uniform4fv(location, 1, xyzw);
}
void GL_APIENTRY Uniform4fv(GLint location, GLsizei count, const GLfloat* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_FLOAT_VEC4, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform4fv(location, count, v);
}
}
void GL_APIENTRY Uniform4i(GLint location, GLint x, GLint y, GLint z, GLint w)
{
GLint xyzw[4] = {x, y, z, w};
Uniform4iv(location, 1, xyzw);
}
void GL_APIENTRY Uniform4iv(GLint location, GLsizei count, const GLint* v)
{
EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniform(context, GL_INT_VEC4, location, count))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniform4iv(location, count, v);
}
}
void GL_APIENTRY UniformMatrix2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
{
EVENT("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %u, const GLfloat* value = 0x%0.8p)",
location, count, transpose, value);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniformMatrix(context, GL_FLOAT_MAT2, location, count, transpose))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniformMatrix2fv(location, count, transpose, value);
}
}
void GL_APIENTRY UniformMatrix3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
{
EVENT("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %u, const GLfloat* value = 0x%0.8p)",
location, count, transpose, value);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniformMatrix(context, GL_FLOAT_MAT3, location, count, transpose))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniformMatrix3fv(location, count, transpose, value);
}
}
void GL_APIENTRY UniformMatrix4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
{
EVENT("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %u, const GLfloat* value = 0x%0.8p)",
location, count, transpose, value);
Context *context = GetValidGlobalContext();
if (context)
{
if (!ValidateUniformMatrix(context, GL_FLOAT_MAT4, location, count, transpose))
{
return;
}
Program *program = context->getGLState().getProgram();
program->setUniformMatrix4fv(location, count, transpose, value);
}
}
void GL_APIENTRY UseProgram(GLuint program)
{
EVENT("(GLuint program = %d)", program);
Context *context = GetValidGlobalContext();
if (context)
{
if (!context->skipValidation() && !ValidateUseProgram(context, program))
{
return;
}
context->useProgram(program);
}
}
void GL_APIENTRY ValidateProgram(GLuint program)
{
EVENT("(GLuint program = %d)", program);
Context *context = GetValidGlobalContext();
if (context)
{
Program *programObject = GetValidProgram(context, program);
if (!programObject)
{
return;
}
programObject->validate(context->getCaps());
}
}
void GL_APIENTRY VertexAttrib1f(GLuint index, GLfloat x)
{
EVENT("(GLuint index = %d, GLfloat x = %f)", index, x);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib1f(index, x);
}
}
void GL_APIENTRY VertexAttrib1fv(GLuint index, const GLfloat* values)
{
EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib1fv(index, values);
}
}
void GL_APIENTRY VertexAttrib2f(GLuint index, GLfloat x, GLfloat y)
{
EVENT("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f)", index, x, y);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib2f(index, x, y);
}
}
void GL_APIENTRY VertexAttrib2fv(GLuint index, const GLfloat* values)
{
EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib2fv(index, values);
}
}
void GL_APIENTRY VertexAttrib3f(GLuint index, GLfloat x, GLfloat y, GLfloat z)
{
EVENT("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f, GLfloat z = %f)", index, x, y, z);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib3f(index, x, y, z);
}
}
void GL_APIENTRY VertexAttrib3fv(GLuint index, const GLfloat* values)
{
EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib3fv(index, values);
}
}
void GL_APIENTRY VertexAttrib4f(GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
EVENT("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f, GLfloat z = %f, GLfloat w = %f)", index, x, y, z, w);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib4f(index, x, y, z, w);
}
}
void GL_APIENTRY VertexAttrib4fv(GLuint index, const GLfloat* values)
{
EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->vertexAttrib4fv(index, values);
}
}
void GL_APIENTRY VertexAttribPointer(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid* ptr)
{
EVENT("(GLuint index = %d, GLint size = %d, GLenum type = 0x%X, "
"GLboolean normalized = %u, GLsizei stride = %d, const GLvoid* ptr = 0x%0.8p)",
index, size, type, normalized, stride, ptr);
Context *context = GetValidGlobalContext();
if (context)
{
if (index >= MAX_VERTEX_ATTRIBS)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if (size < 1 || size > 4)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
switch (type)
{
case GL_BYTE:
case GL_UNSIGNED_BYTE:
case GL_SHORT:
case GL_UNSIGNED_SHORT:
case GL_FIXED:
case GL_FLOAT:
break;
case GL_HALF_FLOAT:
case GL_INT:
case GL_UNSIGNED_INT:
case GL_INT_2_10_10_10_REV:
case GL_UNSIGNED_INT_2_10_10_10_REV:
if (context->getClientMajorVersion() < 3)
{
context->handleError(Error(GL_INVALID_ENUM));
return;
}
break;
default:
context->handleError(Error(GL_INVALID_ENUM));
return;
}
if (stride < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
if ((type == GL_INT_2_10_10_10_REV || type == GL_UNSIGNED_INT_2_10_10_10_REV) && size != 4)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
// [OpenGL ES 3.0.2] Section 2.8 page 24:
// An INVALID_OPERATION error is generated when a non-zero vertex array object
// is bound, zero is bound to the ARRAY_BUFFER buffer object binding point,
// and the pointer argument is not NULL.
if (context->getGLState().getVertexArray()->id() != 0 &&
context->getGLState().getArrayBufferId() == 0 && ptr != NULL)
{
context->handleError(Error(GL_INVALID_OPERATION));
return;
}
context->vertexAttribPointer(index, size, type, normalized, stride, ptr);
}
}
void GL_APIENTRY Viewport(GLint x, GLint y, GLsizei width, GLsizei height)
{
EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
Context *context = GetValidGlobalContext();
if (context)
{
if (width < 0 || height < 0)
{
context->handleError(Error(GL_INVALID_VALUE));
return;
}
context->viewport(x, y, width, height);
}
}
} // namespace gl