blob: e528154c966ce553dcade06fa21639feb1eb28ba [file] [log] [blame]
// SwiftShader Software Renderer
//
// Copyright(c) 2005-2013 TransGaming Inc.
//
// All rights reserved. No part of this software may be copied, distributed, transmitted,
// transcribed, stored in a retrieval system, translated into any human or computer
// language by any means, or disclosed to third parties without the explicit written
// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
// or implied, including but not limited to any patent rights, are granted to you.
//
// libGLESv2.cpp: Implements the exported OpenGL ES 2.0 functions.
#include "main.h"
#include "mathutil.h"
#include "utilities.h"
#include "Buffer.h"
#include "Context.h"
#include "Fence.h"
#include "Framebuffer.h"
#include "Program.h"
#include "Renderbuffer.h"
#include "Shader.h"
#include "Texture.h"
#include "Query.h"
#include "common/debug.h"
#include "Common/Version.h"
#include "Main/Register.hpp"
#define GL_APICALL
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <GLES3/gl3.h>
#include <limits>
#ifdef ANDROID
#include <cutils/log.h>
#endif
using namespace es2;
typedef std::pair<GLenum, GLenum> InternalFormatTypePair;
typedef std::map<InternalFormatTypePair, GLenum> FormatMap;
// A helper function to insert data into the format map with fewer characters.
static void InsertFormatMapping(FormatMap& map, GLenum internalformat, GLenum format, GLenum type)
{
map[InternalFormatTypePair(internalformat, type)] = format;
}
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 validateSubImageParams(bool compressed, GLsizei width, GLsizei height, GLint xoffset, GLint yoffset, GLenum target, GLint level, GLenum format, es2::Texture *texture)
{
if(!texture)
{
return error(GL_INVALID_OPERATION, false);
}
if(compressed != texture->isCompressed(target, level))
{
return error(GL_INVALID_OPERATION, false);
}
if(format != GL_NONE && format != texture->getFormat(target, level))
{
return error(GL_INVALID_OPERATION, false);
}
if(compressed)
{
if((width % 4 != 0 && width != texture->getWidth(target, 0)) ||
(height % 4 != 0 && height != texture->getHeight(target, 0)))
{
return error(GL_INVALID_OPERATION, false);
}
}
if(xoffset + width > texture->getWidth(target, level) ||
yoffset + height > texture->getHeight(target, level))
{
return error(GL_INVALID_VALUE, false);
}
return true;
}
static bool validateSubImageParams(bool compressed, GLsizei width, GLsizei height, GLsizei depth, GLint xoffset, GLint yoffset, GLint zoffset, GLenum target, GLint level, GLenum format, es2::Texture *texture)
{
if(!texture)
{
return error(GL_INVALID_OPERATION, false);
}
if(compressed != texture->isCompressed(target, level))
{
return error(GL_INVALID_OPERATION, false);
}
if(format != GL_NONE && format != texture->getFormat(target, level))
{
return error(GL_INVALID_OPERATION, false);
}
if(compressed)
{
if((width % 4 != 0 && width != texture->getWidth(target, 0)) ||
(height % 4 != 0 && height != texture->getHeight(target, 0)) ||
(depth % 4 != 0 && depth != texture->getDepth(target, 0)))
{
return error(GL_INVALID_OPERATION, false);
}
}
if(xoffset + width > texture->getWidth(target, level) ||
yoffset + height > texture->getHeight(target, level) ||
zoffset + depth > texture->getDepth(target, level))
{
return error(GL_INVALID_VALUE, false);
}
return true;
}
static bool validateColorBufferFormat(GLenum textureFormat, GLenum colorbufferFormat)
{
// [OpenGL ES 2.0.24] table 3.9
switch(textureFormat)
{
case GL_ALPHA:
if(colorbufferFormat != GL_ALPHA &&
colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4 &&
colorbufferFormat != GL_RGB5_A1 &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION, false);
}
break;
case GL_LUMINANCE:
case GL_RGB:
if(colorbufferFormat != GL_RGB &&
colorbufferFormat != GL_RGB565 &&
colorbufferFormat != GL_RGB8_OES &&
colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4 &&
colorbufferFormat != GL_RGB5_A1 &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION, false);
}
break;
case GL_LUMINANCE_ALPHA:
case GL_RGBA:
if(colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4 &&
colorbufferFormat != GL_RGB5_A1 &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION, false);
}
break;
case GL_ETC1_RGB8_OES:
return error(GL_INVALID_OPERATION, false);
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
if(S3TC_SUPPORT)
{
return error(GL_INVALID_OPERATION, false);
}
else
{
return error(GL_INVALID_ENUM, false);
}
case GL_DEPTH_COMPONENT:
case GL_DEPTH_STENCIL_OES:
return error(GL_INVALID_OPERATION, false);
default:
return error(GL_INVALID_ENUM, false);
}
return true;
}
static FormatMap BuildFormatMap3D()
{
FormatMap map;
// Internal format | Format | Type
InsertFormatMapping(map, GL_RGB, GL_RGB, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGB, GL_RGB, GL_UNSIGNED_SHORT_5_6_5);
InsertFormatMapping(map, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGBA, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4);
InsertFormatMapping(map, GL_RGBA, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1);
InsertFormatMapping(map, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_LUMINANCE, GL_LUMINANCE, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_R8_EXT, GL_RED_EXT, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_R16F_EXT, GL_RED_EXT, GL_HALF_FLOAT_OES);
InsertFormatMapping(map, GL_R16F_EXT, GL_RED_EXT, GL_FLOAT);
InsertFormatMapping(map, GL_R32F_EXT, GL_RED_EXT, GL_FLOAT);
InsertFormatMapping(map, GL_RG8_EXT, GL_RG_EXT, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_R16F_EXT, GL_RED_EXT, GL_HALF_FLOAT_OES);
InsertFormatMapping(map, GL_R16F_EXT, GL_RED_EXT, GL_FLOAT);
InsertFormatMapping(map, GL_RG32F_EXT, GL_RG_EXT, GL_FLOAT);
InsertFormatMapping(map, GL_RGB8_OES, GL_RGB, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_SRGB8_NV, GL_RGB, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGB565, GL_RGB, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5);
InsertFormatMapping(map, GL_RGB16F_EXT, GL_RGB, GL_HALF_FLOAT_OES);
InsertFormatMapping(map, GL_RGB16F_EXT, GL_RGB, GL_FLOAT);
InsertFormatMapping(map, GL_RGB32F_EXT, GL_RGB, GL_FLOAT);
InsertFormatMapping(map, GL_RGBA8_OES, GL_RGBA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_SRGB8_ALPHA8_EXT, GL_RGBA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1);
InsertFormatMapping(map, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV_EXT);
InsertFormatMapping(map, GL_RGBA4, GL_RGBA, GL_UNSIGNED_BYTE);
InsertFormatMapping(map, GL_RGBA4, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4);
InsertFormatMapping(map, GL_RGB10_A2_EXT, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV_EXT);
InsertFormatMapping(map, GL_RGBA16F_EXT, GL_RGBA, GL_HALF_FLOAT_OES);
InsertFormatMapping(map, GL_RGBA16F_EXT, GL_RGBA, GL_FLOAT);
InsertFormatMapping(map, GL_RGBA32F_EXT, GL_RGBA, GL_FLOAT);
return map;
}
static bool ValidateType3D(GLenum type)
{
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_BYTE:
case GL_UNSIGNED_SHORT:
case GL_SHORT:
case GL_UNSIGNED_INT:
case GL_INT:
case GL_HALF_FLOAT_OES:
case GL_FLOAT:
case GL_UNSIGNED_SHORT_5_6_5:
case GL_UNSIGNED_SHORT_4_4_4_4:
case GL_UNSIGNED_SHORT_5_5_5_1:
case GL_UNSIGNED_INT_2_10_10_10_REV_EXT:
return true;
default:
break;
}
return false;
}
static bool ValidateFormat3D(GLenum format)
{
switch(format)
{
case GL_RED_EXT:
case GL_RG_EXT:
case GL_RGB:
case GL_RGBA:
case GL_DEPTH_COMPONENT:
case GL_DEPTH_STENCIL_OES:
case GL_LUMINANCE_ALPHA:
case GL_LUMINANCE:
case GL_ALPHA:
return true;
default:
break;
}
return false;
}
static bool ValidateInternalFormat3D(GLenum internalformat, GLenum format, GLenum type)
{
static const FormatMap formatMap = BuildFormatMap3D();
FormatMap::const_iterator iter = formatMap.find(InternalFormatTypePair(internalformat, type));
if(iter != formatMap.end())
{
return iter->second == format;
}
return false;
}
extern "C"
{
void GL_APIENTRY glActiveTexture(GLenum texture)
{
TRACE("(GLenum texture = 0x%X)", texture);
es2::Context *context = es2::getContext();
if(context)
{
if(texture < GL_TEXTURE0 || texture > GL_TEXTURE0 + es2::MAX_COMBINED_TEXTURE_IMAGE_UNITS - 1)
{
return error(GL_INVALID_ENUM);
}
context->setActiveSampler(texture - GL_TEXTURE0);
}
}
void GL_APIENTRY glAttachShader(GLuint program, GLuint shader)
{
TRACE("(GLuint program = %d, GLuint shader = %d)", program, shader);
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *programObject = context->getProgram(program);
es2::Shader *shaderObject = context->getShader(shader);
if(!programObject)
{
if(context->getShader(program))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
if(!shaderObject)
{
if(context->getProgram(shader))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
if(!programObject->attachShader(shaderObject))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glBeginQueryEXT(GLenum target, GLuint name)
{
TRACE("(GLenum target = 0x%X, GLuint name = %d)", target, name);
switch(target)
{
case GL_ANY_SAMPLES_PASSED_EXT:
case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
if(name == 0)
{
return error(GL_INVALID_OPERATION);
}
es2::Context *context = es2::getContext();
if(context)
{
context->beginQuery(target, name);
}
}
void GL_APIENTRY glBindAttribLocation(GLuint program, GLuint index, const GLchar* name)
{
TRACE("(GLuint program = %d, GLuint index = %d, const GLchar* name = %s)", program, index, name);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *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(strncmp(name, "gl_", 3) == 0)
{
return error(GL_INVALID_OPERATION);
}
programObject->bindAttributeLocation(index, name);
}
}
void GL_APIENTRY glBindBuffer(GLenum target, GLuint buffer)
{
TRACE("(GLenum target = 0x%X, GLuint buffer = %d)", target, buffer);
es2::Context *context = es2::getContext();
if(context)
{
egl::GLint clientVersion = egl::getClientVersion();
switch(target)
{
case GL_ARRAY_BUFFER:
context->bindArrayBuffer(buffer);
return;
case GL_ELEMENT_ARRAY_BUFFER:
context->bindElementArrayBuffer(buffer);
return;
case GL_COPY_READ_BUFFER:
if(clientVersion >= 3)
{
context->bindCopyReadBuffer(buffer);
return;
}
else return error(GL_INVALID_ENUM);
case GL_COPY_WRITE_BUFFER:
if(clientVersion >= 3)
{
context->bindCopyWriteBuffer(buffer);
return;
}
else return error(GL_INVALID_ENUM);
case GL_PIXEL_PACK_BUFFER:
if(clientVersion >= 3)
{
context->bindPixelPackBuffer(buffer);
return;
}
else return error(GL_INVALID_ENUM);
case GL_PIXEL_UNPACK_BUFFER:
if(clientVersion >= 3)
{
context->bindPixelUnpackBuffer(buffer);
return;
}
else return error(GL_INVALID_ENUM);
case GL_TRANSFORM_FEEDBACK_BUFFER:
if(clientVersion >= 3)
{
UNIMPLEMENTED();
return;
}
else return error(GL_INVALID_ENUM);
case GL_UNIFORM_BUFFER:
if(clientVersion >= 3)
{
context->bindUniformBuffer(buffer);
return;
}
else return error(GL_INVALID_ENUM);
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glBindFramebuffer(GLenum target, GLuint framebuffer)
{
TRACE("(GLenum target = 0x%X, GLuint framebuffer = %d)", target, framebuffer);
if(target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
{
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
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 glBindRenderbuffer(GLenum target, GLuint renderbuffer)
{
TRACE("(GLenum target = 0x%X, GLuint renderbuffer = %d)", target, renderbuffer);
if(target != GL_RENDERBUFFER)
{
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
if(renderbuffer != 0 && !context->getRenderbuffer(renderbuffer))
{
// [OpenGL ES 2.0.25] Section 4.4.3 page 112
// [OpenGL ES 3.0.2] Section 4.4.2 page 201
// 'renderbuffer' must be either zero or the name of an existing renderbuffer object of
// type 'renderbuffertarget', otherwise an INVALID_OPERATION error is generated.
return error(GL_INVALID_OPERATION);
}
context->bindRenderbuffer(renderbuffer);
}
}
void GL_APIENTRY glBindTexture(GLenum target, GLuint texture)
{
TRACE("(GLenum target = 0x%X, GLuint texture = %d)", target, texture);
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture *textureObject = context->getTexture(texture);
if(textureObject && textureObject->getTarget() != target && texture != 0)
{
return error(GL_INVALID_OPERATION);
}
egl::GLint clientVersion = context->getClientVersion();
switch(target)
{
case GL_TEXTURE_2D:
context->bindTexture2D(texture);
return;
case GL_TEXTURE_CUBE_MAP:
context->bindTextureCubeMap(texture);
return;
case GL_TEXTURE_EXTERNAL_OES:
context->bindTextureExternal(texture);
return;
case GL_TEXTURE_2D_ARRAY:
if(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
else
{
UNIMPLEMENTED();
context->bindTexture3D(texture);
break;
}
case GL_TEXTURE_3D_OES:
context->bindTexture3D(texture);
return;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glBlendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
TRACE("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
red, green, blue, alpha);
es2::Context* context = es2::getContext();
if(context)
{
context->setBlendColor(es2::clamp01(red), es2::clamp01(green), es2::clamp01(blue), es2::clamp01(alpha));
}
}
void GL_APIENTRY glBlendEquation(GLenum mode)
{
glBlendEquationSeparate(mode, mode);
}
void GL_APIENTRY glBlendEquationSeparate(GLenum modeRGB, GLenum modeAlpha)
{
TRACE("(GLenum modeRGB = 0x%X, GLenum modeAlpha = 0x%X)", modeRGB, modeAlpha);
switch(modeRGB)
{
case GL_FUNC_ADD:
case GL_FUNC_SUBTRACT:
case GL_FUNC_REVERSE_SUBTRACT:
case GL_MIN_EXT:
case GL_MAX_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(modeAlpha)
{
case GL_FUNC_ADD:
case GL_FUNC_SUBTRACT:
case GL_FUNC_REVERSE_SUBTRACT:
case GL_MIN_EXT:
case GL_MAX_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setBlendEquation(modeRGB, modeAlpha);
}
}
void GL_APIENTRY glBlendFunc(GLenum sfactor, GLenum dfactor)
{
glBlendFuncSeparate(sfactor, dfactor, sfactor, dfactor);
}
void GL_APIENTRY glBlendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
{
TRACE("(GLenum srcRGB = 0x%X, GLenum dstRGB = 0x%X, GLenum srcAlpha = 0x%X, GLenum dstAlpha = 0x%X)",
srcRGB, dstRGB, srcAlpha, dstAlpha);
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:
return error(GL_INVALID_ENUM);
}
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;
default:
return error(GL_INVALID_ENUM);
}
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:
return error(GL_INVALID_ENUM);
}
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;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setBlendFactors(srcRGB, dstRGB, srcAlpha, dstAlpha);
}
}
void GL_APIENTRY glBufferData(GLenum target, GLsizeiptr size, const GLvoid* data, GLenum usage)
{
size = static_cast<GLint>(size); // Work around issues with some 64-bit applications
TRACE("(GLenum target = 0x%X, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p, GLenum usage = %d)",
target, size, data, usage);
if(size < 0)
{
return error(GL_INVALID_VALUE);
}
egl::GLint clientVersion = egl::getClientVersion();
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(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Buffer *buffer;
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);
}
buffer->bufferData(data, size, usage);
}
}
void GL_APIENTRY glBufferSubData(GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid* data)
{
size = static_cast<GLint>(size); // Work around issues with some 64-bit applications
offset = static_cast<GLint>(offset);
TRACE("(GLenum target = 0x%X, GLintptr offset = %d, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p)",
target, offset, size, data);
if(size < 0 || offset < 0)
{
return error(GL_INVALID_VALUE);
}
if(data == NULL)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Buffer *buffer;
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((size_t)size + offset > buffer->size())
{
return error(GL_INVALID_VALUE);
}
buffer->bufferSubData(data, size, offset);
}
}
GLenum GL_APIENTRY glCheckFramebufferStatus(GLenum target)
{
TRACE("(GLenum target = 0x%X)", target);
if(target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
{
return error(GL_INVALID_ENUM, 0);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Framebuffer *framebuffer = NULL;
if(target == GL_READ_FRAMEBUFFER_ANGLE)
{
framebuffer = context->getReadFramebuffer();
}
else
{
framebuffer = context->getDrawFramebuffer();
}
return framebuffer->completeness();
}
return 0;
}
void GL_APIENTRY glClear(GLbitfield mask)
{
TRACE("(GLbitfield mask = %X)", mask);
if((mask & ~(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT)) != 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->clear(mask);
}
}
void GL_APIENTRY glClearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
TRACE("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
red, green, blue, alpha);
es2::Context *context = es2::getContext();
if(context)
{
context->setClearColor(red, green, blue, alpha);
}
}
void GL_APIENTRY glClearDepthf(GLclampf depth)
{
TRACE("(GLclampf depth = %f)", depth);
es2::Context *context = es2::getContext();
if(context)
{
context->setClearDepth(depth);
}
}
void GL_APIENTRY glClearStencil(GLint s)
{
TRACE("(GLint s = %d)", s);
es2::Context *context = es2::getContext();
if(context)
{
context->setClearStencil(s);
}
}
void GL_APIENTRY glColorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha)
{
TRACE("(GLboolean red = %d, GLboolean green = %d, GLboolean blue = %d, GLboolean alpha = %d)",
red, green, blue, alpha);
es2::Context *context = es2::getContext();
if(context)
{
context->setColorMask(red == GL_TRUE, green == GL_TRUE, blue == GL_TRUE, alpha == GL_TRUE);
}
}
void GL_APIENTRY glCompileShader(GLuint shader)
{
TRACE("(GLuint shader = %d)", shader);
es2::Context *context = es2::getContext();
if(context)
{
es2::Shader *shaderObject = context->getShader(shader);
if(!shaderObject)
{
if(context->getProgram(shader))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
shaderObject->compile();
}
}
void GL_APIENTRY glCompressedTexImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height,
GLint border, GLsizei imageSize, const GLvoid* data)
{
TRACE("(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);
if(!validImageSize(level, width, height) || border != 0 || imageSize < 0)
{
return error(GL_INVALID_VALUE);
}
egl::GLint clientVersion = egl::getClientVersion();
switch(internalformat)
{
case GL_ETC1_RGB8_OES:
break;
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(clientVersion >= 3)
{
break;
}
return error(GL_INVALID_ENUM);
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
if(!S3TC_SUPPORT)
{
return error(GL_INVALID_ENUM);
}
break;
case GL_DEPTH_COMPONENT:
case GL_DEPTH_COMPONENT16:
case GL_DEPTH_COMPONENT32_OES:
case GL_DEPTH_STENCIL_OES:
case GL_DEPTH24_STENCIL8_OES:
return error(GL_INVALID_OPERATION);
default:
return error(GL_INVALID_ENUM);
}
if(border != 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
if(level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
switch(target)
{
case GL_TEXTURE_2D:
if(width > (es2::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level) ||
height > (es2::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
if(width != height)
{
return error(GL_INVALID_VALUE);
}
if(width > (es2::IMPLEMENTATION_MAX_CUBE_MAP_TEXTURE_SIZE >> level) ||
height > (es2::IMPLEMENTATION_MAX_CUBE_MAP_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(imageSize != es2::ComputeCompressedSize(width, height, internalformat))
{
return error(GL_INVALID_VALUE);
}
if(target == GL_TEXTURE_2D)
{
es2::Texture2D *texture = context->getTexture2D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setCompressedImage(level, internalformat, width, height, imageSize, data);
}
else
{
es2::TextureCubeMap *texture = context->getTextureCubeMap();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
switch(target)
{
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
texture->setCompressedImage(target, level, internalformat, width, height, imageSize, data);
break;
default: UNREACHABLE();
}
}
}
}
void GL_APIENTRY glCompressedTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLsizei imageSize, const GLvoid* data)
{
TRACE("(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);
if(!es2::IsTextureTarget(target))
{
return error(GL_INVALID_ENUM);
}
if(xoffset < 0 || yoffset < 0 || !validImageSize(level, width, height) || imageSize < 0)
{
return error(GL_INVALID_VALUE);
}
egl::GLint clientVersion = egl::getClientVersion();
switch(format)
{
case GL_ETC1_RGB8_OES:
break;
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(clientVersion >= 3)
{
break;
}
return error(GL_INVALID_ENUM);
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
if(!S3TC_SUPPORT)
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(width == 0 || height == 0 || data == NULL)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
if(level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
if(imageSize != es2::ComputeCompressedSize(width, height, format))
{
return error(GL_INVALID_VALUE);
}
if(xoffset % 4 != 0 || yoffset % 4 != 0)
{
// We wait to check the offsets until this point, because the multiple-of-four restriction does not exist unless DXT1 textures are supported
return error(GL_INVALID_OPERATION);
}
if(target == GL_TEXTURE_2D)
{
es2::Texture2D *texture = context->getTexture2D();
if(validateSubImageParams(true, width, height, xoffset, yoffset, target, level, format, texture))
{
texture->subImageCompressed(level, xoffset, yoffset, width, height, format, imageSize, data);
}
}
else if(es2::IsCubemapTextureTarget(target))
{
es2::TextureCubeMap *texture = context->getTextureCubeMap();
if(validateSubImageParams(true, width, height, xoffset, yoffset, target, level, format, texture))
{
texture->subImageCompressed(target, level, xoffset, yoffset, width, height, format, imageSize, data);
}
}
else
{
UNREACHABLE();
}
}
}
void GL_APIENTRY glCopyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
{
TRACE("(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);
if(!validImageSize(level, width, height))
{
return error(GL_INVALID_VALUE);
}
if(border != 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
switch(target)
{
case GL_TEXTURE_2D:
if(width > (es2::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level) ||
height > (es2::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
if(width != height)
{
return error(GL_INVALID_VALUE);
}
if(width > (es2::IMPLEMENTATION_MAX_CUBE_MAP_TEXTURE_SIZE >> level) ||
height > (es2::IMPLEMENTATION_MAX_CUBE_MAP_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Framebuffer *framebuffer = context->getReadFramebuffer();
if(framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)
{
return error(GL_INVALID_FRAMEBUFFER_OPERATION);
}
if(context->getReadFramebufferName() != 0 && framebuffer->getColorbuffer()->getSamples() > 1)
{
return error(GL_INVALID_OPERATION);
}
es2::Renderbuffer *source = framebuffer->getColorbuffer();
GLenum colorbufferFormat = source->getFormat();
if(!validateColorBufferFormat(internalformat, colorbufferFormat))
{
return;
}
if(target == GL_TEXTURE_2D)
{
es2::Texture2D *texture = context->getTexture2D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->copyImage(level, internalformat, x, y, width, height, framebuffer);
}
else if(es2::IsCubemapTextureTarget(target))
{
es2::TextureCubeMap *texture = context->getTextureCubeMap();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->copyImage(target, level, internalformat, x, y, width, height, framebuffer);
}
else UNREACHABLE();
}
}
void GL_APIENTRY glCopyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height)
{
TRACE("(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);
if(!es2::IsTextureTarget(target))
{
return error(GL_INVALID_ENUM);
}
if(level < 0 || xoffset < 0 || yoffset < 0 || width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
if(std::numeric_limits<GLsizei>::max() - xoffset < width || std::numeric_limits<GLsizei>::max() - yoffset < height)
{
return error(GL_INVALID_VALUE);
}
if(width == 0 || height == 0)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
if(level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
es2::Framebuffer *framebuffer = context->getReadFramebuffer();
if(framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)
{
return error(GL_INVALID_FRAMEBUFFER_OPERATION);
}
if(context->getReadFramebufferName() != 0 && framebuffer->getColorbuffer()->getSamples() > 1)
{
return error(GL_INVALID_OPERATION);
}
es2::Renderbuffer *source = framebuffer->getColorbuffer();
GLenum colorbufferFormat = source->getFormat();
es2::Texture *texture = NULL;
if(target == GL_TEXTURE_2D)
{
texture = context->getTexture2D();
}
else if(es2::IsCubemapTextureTarget(target))
{
texture = context->getTextureCubeMap();
}
else UNREACHABLE();
if(!validateSubImageParams(false, width, height, xoffset, yoffset, target, level, GL_NONE, texture))
{
return;
}
GLenum textureFormat = texture->getFormat(target, level);
if(!validateColorBufferFormat(textureFormat, colorbufferFormat))
{
return;
}
texture->copySubImage(target, level, xoffset, yoffset, 0, x, y, width, height, framebuffer);
}
}
GLuint GL_APIENTRY glCreateProgram(void)
{
TRACE("()");
es2::Context *context = es2::getContext();
if(context)
{
return context->createProgram();
}
return 0;
}
GLuint GL_APIENTRY glCreateShader(GLenum type)
{
TRACE("(GLenum type = 0x%X)", type);
es2::Context *context = es2::getContext();
if(context)
{
switch(type)
{
case GL_FRAGMENT_SHADER:
case GL_VERTEX_SHADER:
return context->createShader(type);
default:
return error(GL_INVALID_ENUM, 0);
}
}
return 0;
}
void GL_APIENTRY glCullFace(GLenum mode)
{
TRACE("(GLenum mode = 0x%X)", mode);
switch(mode)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
{
es2::Context *context = es2::getContext();
if(context)
{
context->setCullMode(mode);
}
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
void GL_APIENTRY glDeleteBuffers(GLsizei n, const GLuint* buffers)
{
TRACE("(GLsizei n = %d, const GLuint* buffers = 0x%0.8p)", n, buffers);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
context->deleteBuffer(buffers[i]);
}
}
}
void GL_APIENTRY glDeleteFencesNV(GLsizei n, const GLuint* fences)
{
TRACE("(GLsizei n = %d, const GLuint* fences = 0x%0.8p)", n, fences);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
context->deleteFence(fences[i]);
}
}
}
void GL_APIENTRY glDeleteFramebuffers(GLsizei n, const GLuint* framebuffers)
{
TRACE("(GLsizei n = %d, const GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
if(framebuffers[i] != 0)
{
context->deleteFramebuffer(framebuffers[i]);
}
}
}
}
void GL_APIENTRY glDeleteProgram(GLuint program)
{
TRACE("(GLuint program = %d)", program);
if(program == 0)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
if(!context->getProgram(program))
{
if(context->getShader(program))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
context->deleteProgram(program);
}
}
void GL_APIENTRY glDeleteQueriesEXT(GLsizei n, const GLuint *ids)
{
TRACE("(GLsizei n = %d, const GLuint *ids = 0x%0.8p)", n, ids);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
context->deleteQuery(ids[i]);
}
}
}
void GL_APIENTRY glDeleteRenderbuffers(GLsizei n, const GLuint* renderbuffers)
{
TRACE("(GLsizei n = %d, const GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
context->deleteRenderbuffer(renderbuffers[i]);
}
}
}
void GL_APIENTRY glDeleteShader(GLuint shader)
{
TRACE("(GLuint shader = %d)", shader);
if(shader == 0)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
if(!context->getShader(shader))
{
if(context->getProgram(shader))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
context->deleteShader(shader);
}
}
void GL_APIENTRY glDeleteTextures(GLsizei n, const GLuint* textures)
{
TRACE("(GLsizei n = %d, const GLuint* textures = 0x%0.8p)", n, textures);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
if(textures[i] != 0)
{
context->deleteTexture(textures[i]);
}
}
}
}
void GL_APIENTRY glDepthFunc(GLenum func)
{
TRACE("(GLenum func = 0x%X)", func);
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:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setDepthFunc(func);
}
}
void GL_APIENTRY glDepthMask(GLboolean flag)
{
TRACE("(GLboolean flag = %d)", flag);
es2::Context *context = es2::getContext();
if(context)
{
context->setDepthMask(flag != GL_FALSE);
}
}
void GL_APIENTRY glDepthRangef(GLclampf zNear, GLclampf zFar)
{
TRACE("(GLclampf zNear = %f, GLclampf zFar = %f)", zNear, zFar);
es2::Context *context = es2::getContext();
if(context)
{
context->setDepthRange(zNear, zFar);
}
}
void GL_APIENTRY glDetachShader(GLuint program, GLuint shader)
{
TRACE("(GLuint program = %d, GLuint shader = %d)", program, shader);
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *programObject = context->getProgram(program);
es2::Shader *shaderObject = context->getShader(shader);
if(!programObject)
{
es2::Shader *shaderByProgramHandle;
shaderByProgramHandle = context->getShader(program);
if(!shaderByProgramHandle)
{
return error(GL_INVALID_VALUE);
}
else
{
return error(GL_INVALID_OPERATION);
}
}
if(!shaderObject)
{
es2::Program *programByShaderHandle = context->getProgram(shader);
if(!programByShaderHandle)
{
return error(GL_INVALID_VALUE);
}
else
{
return error(GL_INVALID_OPERATION);
}
}
if(!programObject->detachShader(shaderObject))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glDisable(GLenum cap)
{
TRACE("(GLenum cap = 0x%X)", cap);
es2::Context *context = es2::getContext();
if(context)
{
switch(cap)
{
case GL_CULL_FACE: context->setCullFace(false); break;
case GL_POLYGON_OFFSET_FILL: context->setPolygonOffsetFill(false); break;
case GL_SAMPLE_ALPHA_TO_COVERAGE: context->setSampleAlphaToCoverage(false); break;
case GL_SAMPLE_COVERAGE: context->setSampleCoverage(false); break;
case GL_SCISSOR_TEST: context->setScissorTest(false); break;
case GL_STENCIL_TEST: context->setStencilTest(false); break;
case GL_DEPTH_TEST: context->setDepthTest(false); break;
case GL_BLEND: context->setBlend(false); break;
case GL_DITHER: context->setDither(false); break;
case GL_PRIMITIVE_RESTART_FIXED_INDEX: context->setPrimitiveRestartFixedIndex(false); break;
case GL_RASTERIZER_DISCARD: context->setRasterizerDiscard(false); break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glDisableVertexAttribArray(GLuint index)
{
TRACE("(GLuint index = %d)", index);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setEnableVertexAttribArray(index, false);
}
}
void GL_APIENTRY glDrawArrays(GLenum mode, GLint first, GLsizei count)
{
TRACE("(GLenum mode = 0x%X, GLint first = %d, GLsizei count = %d)", mode, first, count);
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 || first < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->drawArrays(mode, first, count);
}
}
void GL_APIENTRY glDrawElements(GLenum mode, GLsizei count, GLenum type, const GLvoid* indices)
{
TRACE("(GLenum mode = 0x%X, GLsizei count = %d, GLenum type = 0x%X, const GLvoid* indices = 0x%0.8p)",
mode, 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);
}
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT:
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
context->drawElements(mode, 0, UINT_MAX, count, type, indices);
}
}
void GL_APIENTRY glEnable(GLenum cap)
{
TRACE("(GLenum cap = 0x%X)", cap);
es2::Context *context = es2::getContext();
if(context)
{
switch(cap)
{
case GL_CULL_FACE: context->setCullFace(true); break;
case GL_POLYGON_OFFSET_FILL: context->setPolygonOffsetFill(true); break;
case GL_SAMPLE_ALPHA_TO_COVERAGE: context->setSampleAlphaToCoverage(true); break;
case GL_SAMPLE_COVERAGE: context->setSampleCoverage(true); break;
case GL_SCISSOR_TEST: context->setScissorTest(true); break;
case GL_STENCIL_TEST: context->setStencilTest(true); break;
case GL_DEPTH_TEST: context->setDepthTest(true); break;
case GL_BLEND: context->setBlend(true); break;
case GL_DITHER: context->setDither(true); break;
case GL_PRIMITIVE_RESTART_FIXED_INDEX: context->setPrimitiveRestartFixedIndex(true); break;
case GL_RASTERIZER_DISCARD: context->setRasterizerDiscard(true); break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glEnableVertexAttribArray(GLuint index)
{
TRACE("(GLuint index = %d)", index);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setEnableVertexAttribArray(index, true);
}
}
void GL_APIENTRY glEndQueryEXT(GLenum target)
{
TRACE("GLenum target = 0x%X)", target);
switch(target)
{
case GL_ANY_SAMPLES_PASSED_EXT:
case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
context->endQuery(target);
}
}
void GL_APIENTRY glFinishFenceNV(GLuint fence)
{
TRACE("(GLuint fence = %d)", fence);
es2::Context *context = es2::getContext();
if(context)
{
es2::Fence* fenceObject = context->getFence(fence);
if(fenceObject == NULL)
{
return error(GL_INVALID_OPERATION);
}
fenceObject->finishFence();
}
}
void GL_APIENTRY glFinish(void)
{
TRACE("()");
es2::Context *context = es2::getContext();
if(context)
{
context->finish();
}
}
void GL_APIENTRY glFlush(void)
{
TRACE("()");
es2::Context *context = es2::getContext();
if(context)
{
context->flush();
}
}
void GL_APIENTRY glFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum renderbuffertarget = 0x%X, "
"GLuint renderbuffer = %d)", target, attachment, renderbuffertarget, renderbuffer);
if((target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE) ||
(renderbuffertarget != GL_RENDERBUFFER && renderbuffer != 0))
{
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Framebuffer *framebuffer = NULL;
GLuint framebufferName = 0;
if(target == GL_READ_FRAMEBUFFER_ANGLE)
{
framebuffer = context->getReadFramebuffer();
framebufferName = context->getReadFramebufferName();
}
else
{
framebuffer = context->getDrawFramebuffer();
framebufferName = context->getDrawFramebufferName();
}
if(!framebuffer || (framebufferName == 0 && renderbuffer != 0))
{
return error(GL_INVALID_OPERATION);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0:
framebuffer->setColorbuffer(GL_RENDERBUFFER, renderbuffer);
break;
case GL_DEPTH_ATTACHMENT:
framebuffer->setDepthbuffer(GL_RENDERBUFFER, renderbuffer);
break;
case GL_STENCIL_ATTACHMENT:
framebuffer->setStencilbuffer(GL_RENDERBUFFER, renderbuffer);
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glFramebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum textarget = 0x%X, "
"GLuint texture = %d, GLint level = %d)", target, attachment, textarget, texture, level);
if(target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
{
return error(GL_INVALID_ENUM);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0:
case GL_DEPTH_ATTACHMENT:
case GL_STENCIL_ATTACHMENT:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
if(texture == 0)
{
textarget = GL_NONE;
}
else
{
es2::Texture *tex = context->getTexture(texture);
if(tex == NULL)
{
return error(GL_INVALID_OPERATION);
}
if(tex->isCompressed(textarget, level))
{
return error(GL_INVALID_OPERATION);
}
switch(textarget)
{
case GL_TEXTURE_2D:
if(tex->getTarget() != GL_TEXTURE_2D)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
if(tex->getTarget() != GL_TEXTURE_CUBE_MAP)
{
return error(GL_INVALID_OPERATION);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(level != 0)
{
return error(GL_INVALID_VALUE);
}
}
es2::Framebuffer *framebuffer = NULL;
GLuint framebufferName = 0;
if(target == GL_READ_FRAMEBUFFER_ANGLE)
{
framebuffer = context->getReadFramebuffer();
framebufferName = context->getReadFramebufferName();
}
else
{
framebuffer = context->getDrawFramebuffer();
framebufferName = context->getDrawFramebufferName();
}
if(framebufferName == 0 || !framebuffer)
{
return error(GL_INVALID_OPERATION);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0: framebuffer->setColorbuffer(textarget, texture); break;
case GL_DEPTH_ATTACHMENT: framebuffer->setDepthbuffer(textarget, texture); break;
case GL_STENCIL_ATTACHMENT: framebuffer->setStencilbuffer(textarget, texture); break;
}
}
}
void GL_APIENTRY glFrontFace(GLenum mode)
{
TRACE("(GLenum mode = 0x%X)", mode);
switch(mode)
{
case GL_CW:
case GL_CCW:
{
es2::Context *context = es2::getContext();
if(context)
{
context->setFrontFace(mode);
}
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
void GL_APIENTRY glGenBuffers(GLsizei n, GLuint* buffers)
{
TRACE("(GLsizei n = %d, GLuint* buffers = 0x%0.8p)", n, buffers);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
buffers[i] = context->createBuffer();
}
}
}
void GL_APIENTRY glGenerateMipmap(GLenum target)
{
TRACE("(GLenum target = 0x%X)", target);
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture *texture = nullptr;
egl::GLint clientVersion = context->getClientVersion();
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_CUBE_MAP:
texture = context->getTextureCubeMap();
break;
case GL_TEXTURE_2D_ARRAY:
if(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
else
{
UNIMPLEMENTED();
texture = context->getTexture3D();
break;
}
case GL_TEXTURE_3D_OES:
texture = context->getTexture3D();
break;
default:
return error(GL_INVALID_ENUM);
}
if(texture->isCompressed(target, 0) || texture->isDepth(target, 0))
{
return error(GL_INVALID_OPERATION);
}
texture->generateMipmaps();
}
}
void GL_APIENTRY glGenFencesNV(GLsizei n, GLuint* fences)
{
TRACE("(GLsizei n = %d, GLuint* fences = 0x%0.8p)", n, fences);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
fences[i] = context->createFence();
}
}
}
void GL_APIENTRY glGenFramebuffers(GLsizei n, GLuint* framebuffers)
{
TRACE("(GLsizei n = %d, GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
framebuffers[i] = context->createFramebuffer();
}
}
}
void GL_APIENTRY glGenQueriesEXT(GLsizei n, GLuint* ids)
{
TRACE("(GLsizei n = %d, GLuint* ids = 0x%0.8p)", n, ids);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
ids[i] = context->createQuery();
}
}
}
void GL_APIENTRY glGenRenderbuffers(GLsizei n, GLuint* renderbuffers)
{
TRACE("(GLsizei n = %d, GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
renderbuffers[i] = context->createRenderbuffer();
}
}
}
void GL_APIENTRY glGenTextures(GLsizei n, GLuint* textures)
{
TRACE("(GLsizei n = %d, GLuint* textures = 0x%0.8p)", n, textures);
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
textures[i] = context->createTexture();
}
}
}
void GL_APIENTRY glGetActiveAttrib(GLuint program, GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name)
{
TRACE("(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);
if(bufsize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *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(index >= (GLuint)programObject->getActiveAttributeCount())
{
return error(GL_INVALID_VALUE);
}
programObject->getActiveAttribute(index, bufsize, length, size, type, name);
}
}
void GL_APIENTRY glGetActiveUniform(GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, GLchar* name)
{
TRACE("(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 = %s)",
program, index, bufsize, length, size, type, name);
if(bufsize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *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(index >= (GLuint)programObject->getActiveUniformCount())
{
return error(GL_INVALID_VALUE);
}
programObject->getActiveUniform(index, bufsize, length, size, type, name);
}
}
void GL_APIENTRY glGetAttachedShaders(GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders)
{
TRACE("(GLuint program = %d, GLsizei maxcount = %d, GLsizei* count = 0x%0.8p, GLuint* shaders = 0x%0.8p)",
program, maxcount, count, shaders);
if(maxcount < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *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);
}
}
return programObject->getAttachedShaders(maxcount, count, shaders);
}
}
int GL_APIENTRY glGetAttribLocation(GLuint program, const GLchar* name)
{
TRACE("(GLuint program = %d, const GLchar* name = %s)", program, name);
es2::Context *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->getAttributeLocation(name);
}
return -1;
}
void GL_APIENTRY glGetBooleanv(GLenum pname, GLboolean* params)
{
TRACE("(GLenum pname = 0x%X, GLboolean* params = 0x%0.8p)", pname, params);
es2::Context *context = es2::getContext();
if(context)
{
if(!(context->getBooleanv(pname, params)))
{
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 the pname is valid, but there are no parameters to return
if(nativeType == GL_FLOAT)
{
GLfloat *floatParams = NULL;
floatParams = new GLfloat[numParams];
context->getFloatv(pname, floatParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(floatParams[i] == 0.0f)
params[i] = GL_FALSE;
else
params[i] = GL_TRUE;
}
delete [] floatParams;
}
else if(nativeType == GL_INT)
{
GLint *intParams = NULL;
intParams = new GLint[numParams];
context->getIntegerv(pname, intParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(intParams[i] == 0)
params[i] = GL_FALSE;
else
params[i] = GL_TRUE;
}
delete [] intParams;
}
}
}
}
void GL_APIENTRY glGetBufferParameteriv(GLenum target, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
es2::Buffer *buffer;
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);
}
egl::GLint clientVersion = context->getClientVersion();
switch(pname)
{
case GL_BUFFER_USAGE:
*params = buffer->usage();
break;
case GL_BUFFER_SIZE:
*params = buffer->size();
break;
case GL_BUFFER_ACCESS_FLAGS:
if(clientVersion >= 3)
{
*params = buffer->access();
break;
}
else return error(GL_INVALID_ENUM);
case GL_BUFFER_MAPPED:
if(clientVersion >= 3)
{
*params = buffer->isMapped();
break;
}
else return error(GL_INVALID_ENUM);
case GL_BUFFER_MAP_LENGTH:
if(clientVersion >= 3)
{
*params = buffer->length();
break;
}
else return error(GL_INVALID_ENUM);
case GL_BUFFER_MAP_OFFSET:
if(clientVersion >= 3)
{
*params = buffer->offset();
break;
}
else return error(GL_INVALID_ENUM);
default:
return error(GL_INVALID_ENUM);
}
}
}
GLenum GL_APIENTRY glGetError(void)
{
TRACE("()");
es2::Context *context = es2::getContext();
if(context)
{
return context->getError();
}
return GL_NO_ERROR;
}
void GL_APIENTRY glGetFenceivNV(GLuint fence, GLenum pname, GLint *params)
{
TRACE("(GLuint fence = %d, GLenum pname = 0x%X, GLint *params = 0x%0.8p)", fence, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
es2::Fence *fenceObject = context->getFence(fence);
if(fenceObject == NULL)
{
return error(GL_INVALID_OPERATION);
}
fenceObject->getFenceiv(pname, params);
}
}
void GL_APIENTRY glGetFloatv(GLenum pname, GLfloat* params)
{
TRACE("(GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", pname, params);
es2::Context *context = es2::getContext();
if(context)
{
if(!(context->getFloatv(pname, params)))
{
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 the pname is valid, but that there are no parameters to return.
if(nativeType == GL_BOOL)
{
GLboolean *boolParams = NULL;
boolParams = new GLboolean[numParams];
context->getBooleanv(pname, boolParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(boolParams[i] == GL_FALSE)
params[i] = 0.0f;
else
params[i] = 1.0f;
}
delete [] boolParams;
}
else if(nativeType == GL_INT)
{
GLint *intParams = NULL;
intParams = new GLint[numParams];
context->getIntegerv(pname, intParams);
for(unsigned int i = 0; i < numParams; ++i)
{
params[i] = (GLfloat)intParams[i];
}
delete [] intParams;
}
}
}
}
void GL_APIENTRY glGetFramebufferAttachmentParameteriv(GLenum target, GLenum attachment, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)",
target, attachment, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
if(target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
{
return error(GL_INVALID_ENUM);
}
es2::Framebuffer *framebuffer = NULL;
if(target == GL_READ_FRAMEBUFFER_ANGLE)
{
if(context->getReadFramebufferName() == 0)
{
return error(GL_INVALID_OPERATION);
}
framebuffer = context->getReadFramebuffer();
}
else
{
if(context->getDrawFramebufferName() == 0)
{
return error(GL_INVALID_OPERATION);
}
framebuffer = context->getDrawFramebuffer();
}
GLenum attachmentType;
GLuint attachmentHandle;
switch(attachment)
{
case GL_COLOR_ATTACHMENT0:
attachmentType = framebuffer->getColorbufferType();
attachmentHandle = framebuffer->getColorbufferName();
break;
case GL_DEPTH_ATTACHMENT:
attachmentType = framebuffer->getDepthbufferType();
attachmentHandle = framebuffer->getDepthbufferName();
break;
case GL_STENCIL_ATTACHMENT:
attachmentType = framebuffer->getStencilbufferType();
attachmentHandle = framebuffer->getStencilbufferName();
break;
default:
return error(GL_INVALID_ENUM);
}
GLenum attachmentObjectType; // Type category
if(attachmentType == GL_NONE || attachmentType == GL_RENDERBUFFER)
{
attachmentObjectType = attachmentType;
}
else if(es2::IsTextureTarget(attachmentType))
{
attachmentObjectType = GL_TEXTURE;
}
else UNREACHABLE();
switch(pname)
{
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
*params = attachmentObjectType;
break;
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
if(attachmentObjectType == GL_RENDERBUFFER || attachmentObjectType == GL_TEXTURE)
{
*params = attachmentHandle;
}
else
{
return error(GL_INVALID_ENUM);
}
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:
if(attachmentObjectType == GL_TEXTURE)
{
*params = 0; // FramebufferTexture2D will not allow level to be set to anything else in GL ES 2.0
}
else
{
return error(GL_INVALID_ENUM);
}
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:
if(attachmentObjectType == GL_TEXTURE)
{
if(es2::IsCubemapTextureTarget(attachmentType))
{
*params = attachmentType;
}
else
{
*params = 0;
}
}
else
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
GLenum GL_APIENTRY glGetGraphicsResetStatusEXT(void)
{
TRACE("()");
return GL_NO_ERROR;
}
void GL_APIENTRY glGetIntegerv(GLenum pname, GLint* params)
{
TRACE("(GLenum pname = 0x%X, GLint* params = 0x%0.8p)", pname, params);
es2::Context *context = es2::getContext();
if(!context)
{
// Not strictly an error, but probably unintended or attempting to rely on non-compliant behavior
#ifdef __ANDROID__
ALOGI("expected_badness glGetIntegerv() called without current context.");
#else
ERR("glGetIntegerv() called without current context.");
#endif
// This is not spec compliant! When there is no current GL context, functions should
// have no side effects. Google Maps queries these values before creating a context,
// so we need this as a bug-compatible workaround.
switch(pname)
{
case GL_MAX_TEXTURE_SIZE: *params = es2::IMPLEMENTATION_MAX_TEXTURE_SIZE; return;
case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS: *params = es2::MAX_VERTEX_TEXTURE_IMAGE_UNITS; return;
case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: *params = es2::MAX_COMBINED_TEXTURE_IMAGE_UNITS; return;
case GL_STENCIL_BITS: *params = 8; return;
case GL_ALIASED_LINE_WIDTH_RANGE:
params[0] = (GLint)es2::ALIASED_LINE_WIDTH_RANGE_MIN;
params[1] = (GLint)es2::ALIASED_LINE_WIDTH_RANGE_MAX;
return;
}
}
if(context)
{
if(!(context->getIntegerv(pname, params)))
{
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 = NULL;
boolParams = new GLboolean[numParams];
context->getBooleanv(pname, boolParams);
for(unsigned int i = 0; i < numParams; ++i)
{
params[i] = (boolParams[i] == GL_FALSE) ? 0 : 1;
}
delete [] boolParams;
}
else if(nativeType == GL_FLOAT)
{
GLfloat *floatParams = NULL;
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)
{
params[i] = (GLint)(((GLfloat)(0xFFFFFFFF) * floatParams[i] - 1.0f) * 0.5f);
}
else
{
params[i] = (GLint)(floatParams[i] > 0.0f ? floor(floatParams[i] + 0.5) : ceil(floatParams[i] - 0.5));
}
}
delete [] floatParams;
}
}
}
}
void GL_APIENTRY glGetProgramiv(GLuint program, GLenum pname, GLint* params)
{
TRACE("(GLuint program = %d, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", program, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *programObject = context->getProgram(program);
if(!programObject)
{
return error(GL_INVALID_VALUE);
}
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;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetProgramInfoLog(GLuint program, GLsizei bufsize, GLsizei* length, GLchar* infolog)
{
TRACE("(GLuint program = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* infolog = 0x%0.8p)",
program, bufsize, length, infolog);
if(bufsize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *programObject = context->getProgram(program);
if(!programObject)
{
return error(GL_INVALID_VALUE);
}
programObject->getInfoLog(bufsize, length, infolog);
}
}
void GL_APIENTRY glGetQueryivEXT(GLenum target, GLenum pname, GLint *params)
{
TRACE("GLenum target = 0x%X, GLenum pname = 0x%X, GLint *params = 0x%0.8p)", target, pname, params);
switch(pname)
{
case GL_CURRENT_QUERY_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
params[0] = context->getActiveQuery(target);
}
}
void GL_APIENTRY glGetQueryObjectuivEXT(GLuint name, GLenum pname, GLuint *params)
{
TRACE("(GLuint name = %d, GLenum pname = 0x%X, GLuint *params = 0x%0.8p)", name, pname, params);
switch(pname)
{
case GL_QUERY_RESULT_EXT:
case GL_QUERY_RESULT_AVAILABLE_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Query *queryObject = context->getQuery(name, false, GL_NONE);
if(!queryObject)
{
return error(GL_INVALID_OPERATION);
}
if(context->getActiveQuery(queryObject->getType()) == name)
{
return error(GL_INVALID_OPERATION);
}
switch(pname)
{
case GL_QUERY_RESULT_EXT:
params[0] = queryObject->getResult();
break;
case GL_QUERY_RESULT_AVAILABLE_EXT:
params[0] = queryObject->isResultAvailable();
break;
default:
ASSERT(false);
}
}
}
void GL_APIENTRY glGetRenderbufferParameteriv(GLenum target, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
if(target != GL_RENDERBUFFER)
{
return error(GL_INVALID_ENUM);
}
if(context->getRenderbufferName() == 0)
{
return error(GL_INVALID_OPERATION);
}
es2::Renderbuffer *renderbuffer = context->getRenderbuffer(context->getRenderbufferName());
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(); 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: *params = renderbuffer->getSamples(); break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetShaderiv(GLuint shader, GLenum pname, GLint* params)
{
TRACE("(GLuint shader = %d, GLenum pname = %d, GLint* params = 0x%0.8p)", shader, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
es2::Shader *shaderObject = context->getShader(shader);
if(!shaderObject)
{
return error(GL_INVALID_VALUE);
}
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;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetShaderInfoLog(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* infolog)
{
TRACE("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* infolog = 0x%0.8p)",
shader, bufsize, length, infolog);
if(bufsize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Shader *shaderObject = context->getShader(shader);
if(!shaderObject)
{
return error(GL_INVALID_VALUE);
}
shaderObject->getInfoLog(bufsize, length, infolog);
}
}
void GL_APIENTRY glGetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision)
{
TRACE("(GLenum shadertype = 0x%X, GLenum precisiontype = 0x%X, GLint* range = 0x%0.8p, GLint* precision = 0x%0.8p)",
shadertype, precisiontype, range, precision);
switch(shadertype)
{
case GL_VERTEX_SHADER:
case GL_FRAGMENT_SHADER:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(precisiontype)
{
case GL_LOW_FLOAT:
case GL_MEDIUM_FLOAT:
case GL_HIGH_FLOAT:
// IEEE 754 single-precision
range[0] = 127;
range[1] = 127;
*precision = 23;
break;
case GL_LOW_INT:
case GL_MEDIUM_INT:
case GL_HIGH_INT:
// Single-precision floating-point numbers can accurately represent integers up to +/-16777216
range[0] = 24;
range[1] = 24;
*precision = 0;
break;
default:
return error(GL_INVALID_ENUM);
}
}
void GL_APIENTRY glGetShaderSource(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* source)
{
TRACE("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* source = 0x%0.8p)",
shader, bufsize, length, source);
if(bufsize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Shader *shaderObject = context->getShader(shader);
if(!shaderObject)
{
return error(GL_INVALID_OPERATION);
}
shaderObject->getSource(bufsize, length, source);
}
}
const GLubyte* GL_APIENTRY glGetString(GLenum name)
{
TRACE("(GLenum name = 0x%X)", name);
switch(name)
{
case GL_VENDOR:
return (GLubyte*)"Google Inc.";
case GL_RENDERER:
return (GLubyte*)"SwiftShader";
case GL_VERSION:
return (GLubyte*)"OpenGL ES 2.0 SwiftShader " VERSION_STRING;
case GL_SHADING_LANGUAGE_VERSION:
return (GLubyte*)"OpenGL ES GLSL ES 1.00 SwiftShader " VERSION_STRING;
case GL_EXTENSIONS:
{
es2::Context *context = es2::getContext();
return context ? context->getExtensions(GL_INVALID_INDEX) : (GLubyte*)NULL;
}
default:
return error(GL_INVALID_ENUM, (GLubyte*)NULL);
}
}
void GL_APIENTRY glGetTexParameterfv(GLenum target, GLenum pname, GLfloat* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", target, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture *texture;
egl::GLint clientVersion = context->getClientVersion();
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_CUBE_MAP:
texture = context->getTextureCubeMap();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
case GL_TEXTURE_2D_ARRAY:
if(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
else
{
UNIMPLEMENTED();
texture = context->getTexture3D();
break;
}
case GL_TEXTURE_3D_OES:
texture = context->getTexture3D();
break;
default:
return error(GL_INVALID_ENUM);
}
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_OES:
*params = (GLfloat)texture->getWrapR();
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
*params = texture->getMaxAnisotropy();
break;
case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
*params = (GLfloat)1;
break;
case GL_TEXTURE_BASE_LEVEL:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getBaseLevel();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_COMPARE_FUNC:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getCompareFunc();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_COMPARE_MODE:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getCompareMode();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_IMMUTABLE_FORMAT:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getImmutableFormat();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_MAX_LEVEL:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getMaxLevel();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_MAX_LOD:
if(clientVersion >= 3)
{
*params = texture->getMaxLOD();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_MIN_LOD:
if(clientVersion >= 3)
{
*params = texture->getMinLOD();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_R:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getSwizzleR();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_G:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getSwizzleG();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_B:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getSwizzleB();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_A:
if(clientVersion >= 3)
{
*params = (GLfloat)texture->getSwizzleA();
break;
}
else return error(GL_INVALID_ENUM);
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetTexParameteriv(GLenum target, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture *texture;
egl::GLint clientVersion = context->getClientVersion();
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_CUBE_MAP:
texture = context->getTextureCubeMap();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
case GL_TEXTURE_2D_ARRAY:
if(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
else
{
UNIMPLEMENTED();
texture = context->getTexture3D();
break;
}
case GL_TEXTURE_3D_OES:
texture = context->getTexture3D();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_MAG_FILTER:
*params = texture->getMagFilter();
break;
case GL_TEXTURE_MIN_FILTER:
*params = texture->getMinFilter();
break;
case GL_TEXTURE_WRAP_S:
*params = texture->getWrapS();
break;
case GL_TEXTURE_WRAP_T:
*params = texture->getWrapT();
break;
case GL_TEXTURE_WRAP_R_OES:
*params = texture->getWrapR();
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
*params = (GLint)texture->getMaxAnisotropy();
break;
case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
*params = 1;
break;
case GL_TEXTURE_BASE_LEVEL:
if(clientVersion >= 3)
{
*params = texture->getBaseLevel();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_COMPARE_FUNC:
if(clientVersion >= 3)
{
*params = (GLint)texture->getCompareFunc();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_COMPARE_MODE:
if(clientVersion >= 3)
{
*params = (GLint)texture->getCompareMode();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_IMMUTABLE_FORMAT:
if(clientVersion >= 3)
{
*params = (GLint)texture->getImmutableFormat();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_MAX_LEVEL:
if(clientVersion >= 3)
{
*params = texture->getMaxLevel();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_MAX_LOD:
if(clientVersion >= 3)
{
*params = (GLint)texture->getMaxLOD();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_MIN_LOD:
if(clientVersion >= 3)
{
*params = (GLint)texture->getMinLOD();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_R:
if(clientVersion >= 3)
{
*params = (GLint)texture->getSwizzleR();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_G:
if(clientVersion >= 3)
{
*params = (GLint)texture->getSwizzleG();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_B:
if(clientVersion >= 3)
{
*params = (GLint)texture->getSwizzleB();
break;
}
else return error(GL_INVALID_ENUM);
case GL_TEXTURE_SWIZZLE_A:
if(clientVersion >= 3)
{
*params = (GLint)texture->getSwizzleA();
break;
}
else return error(GL_INVALID_ENUM);
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetnUniformfvEXT(GLuint program, GLint location, GLsizei bufSize, GLfloat* params)
{
TRACE("(GLuint program = %d, GLint location = %d, GLsizei bufSize = %d, GLfloat* params = 0x%0.8p)",
program, location, bufSize, params);
if(bufSize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
if(program == 0)
{
return error(GL_INVALID_VALUE);
}
es2::Program *programObject = context->getProgram(program);
if(!programObject || !programObject->isLinked())
{
return error(GL_INVALID_OPERATION);
}
if(!programObject->getUniformfv(location, &bufSize, params))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glGetUniformfv(GLuint program, GLint location, GLfloat* params)
{
TRACE("(GLuint program = %d, GLint location = %d, GLfloat* params = 0x%0.8p)", program, location, params);
es2::Context *context = es2::getContext();
if(context)
{
if(program == 0)
{
return error(GL_INVALID_VALUE);
}
es2::Program *programObject = context->getProgram(program);
if(!programObject || !programObject->isLinked())
{
return error(GL_INVALID_OPERATION);
}
if(!programObject->getUniformfv(location, NULL, params))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glGetnUniformivEXT(GLuint program, GLint location, GLsizei bufSize, GLint* params)
{
TRACE("(GLuint program = %d, GLint location = %d, GLsizei bufSize = %d, GLint* params = 0x%0.8p)",
program, location, bufSize, params);
if(bufSize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
if(program == 0)
{
return error(GL_INVALID_VALUE);
}
es2::Program *programObject = context->getProgram(program);
if(!programObject || !programObject->isLinked())
{
return error(GL_INVALID_OPERATION);
}
if(!programObject)
{
return error(GL_INVALID_OPERATION);
}
if(!programObject->getUniformiv(location, &bufSize, params))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glGetUniformiv(GLuint program, GLint location, GLint* params)
{
TRACE("(GLuint program = %d, GLint location = %d, GLint* params = 0x%0.8p)", program, location, params);
es2::Context *context = es2::getContext();
if(context)
{
if(program == 0)
{
return error(GL_INVALID_VALUE);
}
es2::Program *programObject = context->getProgram(program);
if(!programObject || !programObject->isLinked())
{
return error(GL_INVALID_OPERATION);
}
if(!programObject)
{
return error(GL_INVALID_OPERATION);
}
if(!programObject->getUniformiv(location, NULL, params))
{
return error(GL_INVALID_OPERATION);
}
}
}
int GL_APIENTRY glGetUniformLocation(GLuint program, const GLchar* name)
{
TRACE("(GLuint program = %d, const GLchar* name = %s)", program, name);
es2::Context *context = es2::getContext();
if(strstr(name, "gl_") == name)
{
return -1;
}
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->getUniformLocation(name);
}
return -1;
}
void GL_APIENTRY glGetVertexAttribfv(GLuint index, GLenum pname, GLfloat* params)
{
TRACE("(GLuint index = %d, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", index, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
const es2::VertexAttribute &attribState = context->getVertexAttribState(index);
egl::GLint clientVersion = context->getClientVersion();
switch(pname)
{
case GL_VERTEX_ATTRIB_ARRAY_ENABLED:
*params = (GLfloat)(attribState.mArrayEnabled ? GL_TRUE : GL_FALSE);
break;
case GL_VERTEX_ATTRIB_ARRAY_SIZE:
*params = (GLfloat)attribState.mSize;
break;
case GL_VERTEX_ATTRIB_ARRAY_STRIDE:
*params = (GLfloat)attribState.mStride;
break;
case GL_VERTEX_ATTRIB_ARRAY_TYPE:
*params = (GLfloat)attribState.mType;
break;
case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
*params = (GLfloat)(attribState.mNormalized ? GL_TRUE : GL_FALSE);
break;
case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
*params = (GLfloat)attribState.mBoundBuffer.name();
break;
case GL_CURRENT_VERTEX_ATTRIB:
for(int i = 0; i < 4; ++i)
{
params[i] = attribState.getCurrentValue(i);
}
break;
case GL_VERTEX_ATTRIB_ARRAY_INTEGER:
if(clientVersion >= 3)
{
switch(attribState.mType)
{
case GL_BYTE:
case GL_UNSIGNED_BYTE:
case GL_SHORT:
case GL_UNSIGNED_SHORT:
case GL_INT:
case GL_INT_2_10_10_10_REV:
case GL_UNSIGNED_INT:
case GL_FIXED:
*params = (GLfloat)GL_TRUE;
break;
default:
*params = (GLfloat)GL_FALSE;
break;
}
break;
}
else return error(GL_INVALID_ENUM);
default: return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetVertexAttribiv(GLuint index, GLenum pname, GLint* params)
{
TRACE("(GLuint index = %d, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", index, pname, params);
es2::Context *context = es2::getContext();
if(context)
{
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
const es2::VertexAttribute &attribState = context->getVertexAttribState(index);
egl::GLint clientVersion = context->getClientVersion();
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:
for(int i = 0; i < 4; ++i)
{
float currentValue = attribState.getCurrentValue(i);
params[i] = (GLint)(currentValue > 0.0f ? floor(currentValue + 0.5f) : ceil(currentValue - 0.5f));
}
break;
case GL_VERTEX_ATTRIB_ARRAY_INTEGER:
if(clientVersion >= 3)
{
switch(attribState.mType)
{
case GL_BYTE:
case GL_UNSIGNED_BYTE:
case GL_SHORT:
case GL_UNSIGNED_SHORT:
case GL_INT:
case GL_INT_2_10_10_10_REV:
case GL_UNSIGNED_INT:
case GL_FIXED:
*params = GL_TRUE;
break;
default:
*params = GL_FALSE;
break;
}
break;
}
else return error(GL_INVALID_ENUM);
default: return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glGetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid** pointer)
{
TRACE("(GLuint index = %d, GLenum pname = 0x%X, GLvoid** pointer = 0x%0.8p)", index, pname, pointer);
es2::Context *context = es2::getContext();
if(context)
{
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
if(pname != GL_VERTEX_ATTRIB_ARRAY_POINTER)
{
return error(GL_INVALID_ENUM);
}
*pointer = const_cast<GLvoid*>(context->getVertexAttribPointer(index));
}
}
void GL_APIENTRY glHint(GLenum target, GLenum mode)
{
TRACE("(GLenum target = 0x%X, GLenum mode = 0x%X)", target, mode);
switch(mode)
{
case GL_FASTEST:
case GL_NICEST:
case GL_DONT_CARE:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
switch(target)
{
case GL_GENERATE_MIPMAP_HINT:
if(context) context->setGenerateMipmapHint(mode);
break;
case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES:
if(context) context->setFragmentShaderDerivativeHint(mode);
break;
default:
return error(GL_INVALID_ENUM);
}
}
GLboolean GL_APIENTRY glIsBuffer(GLuint buffer)
{
TRACE("(GLuint buffer = %d)", buffer);
es2::Context *context = es2::getContext();
if(context && buffer)
{
es2::Buffer *bufferObject = context->getBuffer(buffer);
if(bufferObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsEnabled(GLenum cap)
{
TRACE("(GLenum cap = 0x%X)", cap);
es2::Context *context = es2::getContext();
if(context)
{
switch(cap)
{
case GL_CULL_FACE: return context->isCullFaceEnabled();
case GL_POLYGON_OFFSET_FILL: return context->isPolygonOffsetFillEnabled();
case GL_SAMPLE_ALPHA_TO_COVERAGE: return context->isSampleAlphaToCoverageEnabled();
case GL_SAMPLE_COVERAGE: return context->isSampleCoverageEnabled();
case GL_SCISSOR_TEST: return context->isScissorTestEnabled();
case GL_STENCIL_TEST: return context->isStencilTestEnabled();
case GL_DEPTH_TEST: return context->isDepthTestEnabled();
case GL_BLEND: return context->isBlendEnabled();
case GL_DITHER: return context->isDitherEnabled();
default:
return error(GL_INVALID_ENUM, false);
}
}
return false;
}
GLboolean GL_APIENTRY glIsFenceNV(GLuint fence)
{
TRACE("(GLuint fence = %d)", fence);
es2::Context *context = es2::getContext();
if(context)
{
es2::Fence *fenceObject = context->getFence(fence);
if(fenceObject == NULL)
{
return GL_FALSE;
}
return fenceObject->isFence();
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsFramebuffer(GLuint framebuffer)
{
TRACE("(GLuint framebuffer = %d)", framebuffer);
es2::Context *context = es2::getContext();
if(context && framebuffer)
{
es2::Framebuffer *framebufferObject = context->getFramebuffer(framebuffer);
if(framebufferObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsProgram(GLuint program)
{
TRACE("(GLuint program = %d)", program);
es2::Context *context = es2::getContext();
if(context && program)
{
es2::Program *programObject = context->getProgram(program);
if(programObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsQueryEXT(GLuint name)
{
TRACE("(GLuint name = %d)", name);
if(name == 0)
{
return GL_FALSE;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Query *queryObject = context->getQuery(name, false, GL_NONE);
if(queryObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsRenderbuffer(GLuint renderbuffer)
{
TRACE("(GLuint renderbuffer = %d)", renderbuffer);
es2::Context *context = es2::getContext();
if(context && renderbuffer)
{
es2::Renderbuffer *renderbufferObject = context->getRenderbuffer(renderbuffer);
if(renderbufferObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsShader(GLuint shader)
{
TRACE("(GLuint shader = %d)", shader);
es2::Context *context = es2::getContext();
if(context && shader)
{
es2::Shader *shaderObject = context->getShader(shader);
if(shaderObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsTexture(GLuint texture)
{
TRACE("(GLuint texture = %d)", texture);
es2::Context *context = es2::getContext();
if(context && texture)
{
es2::Texture *textureObject = context->getTexture(texture);
if(textureObject)
{
return GL_TRUE;
}
}
return GL_FALSE;
}
void GL_APIENTRY glLineWidth(GLfloat width)
{
TRACE("(GLfloat width = %f)", width);
if(width <= 0.0f)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setLineWidth(width);
}
}
void GL_APIENTRY glLinkProgram(GLuint program)
{
TRACE("(GLuint program = %d)", program);
es2::Context *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);
}
}
programObject->link();
}
}
void GL_APIENTRY glPixelStorei(GLenum pname, GLint param)
{
TRACE("(GLenum pname = 0x%X, GLint param = %d)", pname, param);
es2::Context *context = es2::getContext();
if(context)
{
egl::GLint clientVersion = context->getClientVersion();
switch(pname)
{
case GL_UNPACK_ALIGNMENT:
if(param != 1 && param != 2 && param != 4 && param != 8)
{
return error(GL_INVALID_VALUE);
}
context->setUnpackAlignment(param);
break;
case GL_PACK_ALIGNMENT:
if(param != 1 && param != 2 && param != 4 && param != 8)
{
return error(GL_INVALID_VALUE);
}
context->setPackAlignment(param);
break;
case GL_PACK_ROW_LENGTH:
case GL_PACK_SKIP_PIXELS:
case GL_PACK_SKIP_ROWS:
case GL_UNPACK_ROW_LENGTH:
case GL_UNPACK_IMAGE_HEIGHT:
case GL_UNPACK_SKIP_PIXELS:
case GL_UNPACK_SKIP_ROWS:
case GL_UNPACK_SKIP_IMAGES:
if(clientVersion >= 3)
{
UNIMPLEMENTED();
break;
}
else return error(GL_INVALID_ENUM);
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glPolygonOffset(GLfloat factor, GLfloat units)
{
TRACE("(GLfloat factor = %f, GLfloat units = %f)", factor, units);
es2::Context *context = es2::getContext();
if(context)
{
context->setPolygonOffsetParams(factor, units);
}
}
void GL_APIENTRY glReadnPixelsEXT(GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type, GLsizei bufSize, GLvoid *data)
{
TRACE("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, "
"GLenum format = 0x%X, GLenum type = 0x%X, GLsizei bufSize = 0x%d, GLvoid *data = 0x%0.8p)",
x, y, width, height, format, type, bufSize, data);
if(width < 0 || height < 0 || bufSize < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->readPixels(x, y, width, height, format, type, &bufSize, data);
}
}
void GL_APIENTRY glReadPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid* pixels)
{
TRACE("(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);
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->readPixels(x, y, width, height, format, type, NULL, pixels);
}
}
void GL_APIENTRY glReleaseShaderCompiler(void)
{
TRACE("()");
es2::Shader::releaseCompiler();
}
void GL_APIENTRY glRenderbufferStorageMultisampleANGLE(GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height)
{
TRACE("(GLenum target = 0x%X, GLsizei samples = %d, GLenum internalformat = 0x%X, GLsizei width = %d, GLsizei height = %d)",
target, samples, internalformat, width, height);
switch(target)
{
case GL_RENDERBUFFER:
break;
default:
return error(GL_INVALID_ENUM);
}
if(!es2::IsColorRenderable(internalformat) && !es2::IsDepthRenderable(internalformat) && !es2::IsStencilRenderable(internalformat))
{
return error(GL_INVALID_ENUM);
}
if(width < 0 || height < 0 || samples < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
if(width > es2::IMPLEMENTATION_MAX_RENDERBUFFER_SIZE ||
height > es2::IMPLEMENTATION_MAX_RENDERBUFFER_SIZE ||
samples > es2::IMPLEMENTATION_MAX_SAMPLES)
{
return error(GL_INVALID_VALUE);
}
GLuint handle = context->getRenderbufferName();
if(handle == 0)
{
return error(GL_INVALID_OPERATION);
}
switch(internalformat)
{
case GL_DEPTH_COMPONENT16:
context->setRenderbufferStorage(new es2::Depthbuffer(width, height, samples));
break;
case GL_RGBA4:
case GL_RGB5_A1:
case GL_RGB565:
case GL_RGB8_OES:
case GL_RGBA8_OES:
context->setRenderbufferStorage(new es2::Colorbuffer(width, height, internalformat, samples));
break;
case GL_STENCIL_INDEX8:
context->setRenderbufferStorage(new es2::Stencilbuffer(width, height, samples));
break;
case GL_DEPTH24_STENCIL8_OES:
context->setRenderbufferStorage(new es2::DepthStencilbuffer(width, height, samples));
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
{
glRenderbufferStorageMultisampleANGLE(target, 0, internalformat, width, height);
}
void GL_APIENTRY glSampleCoverage(GLclampf value, GLboolean invert)
{
TRACE("(GLclampf value = %f, GLboolean invert = %d)", value, invert);
es2::Context* context = es2::getContext();
if(context)
{
context->setSampleCoverageParams(es2::clamp01(value), invert == GL_TRUE);
}
}
void GL_APIENTRY glSetFenceNV(GLuint fence, GLenum condition)
{
TRACE("(GLuint fence = %d, GLenum condition = 0x%X)", fence, condition);
if(condition != GL_ALL_COMPLETED_NV)
{
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Fence *fenceObject = context->getFence(fence);
if(fenceObject == NULL)
{
return error(GL_INVALID_OPERATION);
}
fenceObject->setFence(condition);
}
}
void GL_APIENTRY glScissor(GLint x, GLint y, GLsizei width, GLsizei height)
{
TRACE("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context* context = es2::getContext();
if(context)
{
context->setScissorParams(x, y, width, height);
}
}
void GL_APIENTRY glShaderBinary(GLsizei n, const GLuint* shaders, GLenum binaryformat, const GLvoid* binary, GLsizei length)
{
TRACE("(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);
// No binary shader formats are supported.
return error(GL_INVALID_ENUM);
}
void GL_APIENTRY glShaderSource(GLuint shader, GLsizei count, const GLchar *const *string, const GLint *length)
{
TRACE("(GLuint shader = %d, GLsizei count = %d, const GLchar** string = 0x%0.8p, const GLint* length = 0x%0.8p)",
shader, count, string, length);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Shader *shaderObject = context->getShader(shader);
if(!shaderObject)
{
if(context->getProgram(shader))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
shaderObject->setSource(count, string, length);
}
}
void GL_APIENTRY glStencilFunc(GLenum func, GLint ref, GLuint mask)
{
glStencilFuncSeparate(GL_FRONT_AND_BACK, func, ref, mask);
}
void GL_APIENTRY glStencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask)
{
TRACE("(GLenum face = 0x%X, GLenum func = 0x%X, GLint ref = %d, GLuint mask = %d)", face, func, ref, mask);
switch(face)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
return error(GL_INVALID_ENUM);
}
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:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
if(face == GL_FRONT || face == GL_FRONT_AND_BACK)
{
context->setStencilParams(func, ref, mask);
}
if(face == GL_BACK || face == GL_FRONT_AND_BACK)
{
context->setStencilBackParams(func, ref, mask);
}
}
}
void GL_APIENTRY glStencilMask(GLuint mask)
{
glStencilMaskSeparate(GL_FRONT_AND_BACK, mask);
}
void GL_APIENTRY glStencilMaskSeparate(GLenum face, GLuint mask)
{
TRACE("(GLenum face = 0x%X, GLuint mask = %d)", face, mask);
switch(face)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
if(face == GL_FRONT || face == GL_FRONT_AND_BACK)
{
context->setStencilWritemask(mask);
}
if(face == GL_BACK || face == GL_FRONT_AND_BACK)
{
context->setStencilBackWritemask(mask);
}
}
}
void GL_APIENTRY glStencilOp(GLenum fail, GLenum zfail, GLenum zpass)
{
glStencilOpSeparate(GL_FRONT_AND_BACK, fail, zfail, zpass);
}
void GL_APIENTRY glStencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass)
{
TRACE("(GLenum face = 0x%X, GLenum fail = 0x%X, GLenum zfail = 0x%X, GLenum zpas = 0x%Xs)",
face, fail, zfail, zpass);
switch(face)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
break;
default:
return error(GL_INVALID_ENUM);
}
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:
return error(GL_INVALID_ENUM);
}
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:
return error(GL_INVALID_ENUM);
}
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:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
if(face == GL_FRONT || face == GL_FRONT_AND_BACK)
{
context->setStencilOperations(fail, zfail, zpass);
}
if(face == GL_BACK || face == GL_FRONT_AND_BACK)
{
context->setStencilBackOperations(fail, zfail, zpass);
}
}
}
GLboolean GL_APIENTRY glTestFenceNV(GLuint fence)
{
TRACE("(GLuint fence = %d)", fence);
es2::Context *context = es2::getContext();
if(context)
{
es2::Fence *fenceObject = context->getFence(fence);
if(fenceObject == NULL)
{
return error(GL_INVALID_OPERATION, GL_TRUE);
}
return fenceObject->testFence();
}
return GL_TRUE;
}
void GL_APIENTRY glTexImage2D(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height,
GLint border, GLenum format, GLenum type, const GLvoid* pixels)
{
TRACE("(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);
if(!validImageSize(level, width, height))
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
if(context->getClientVersion() < 3)
{
if(internalformat != format)
{
return error(GL_INVALID_OPERATION);
}
}
switch(format)
{
case GL_ALPHA:
case GL_LUMINANCE:
case GL_LUMINANCE_ALPHA:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_FLOAT:
case GL_HALF_FLOAT_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RED:
switch(internalformat)
{
case GL_R8:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R8_SNORM:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R16F:
switch(type)
{
case GL_FLOAT:
case GL_HALF_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R32F:
switch(type)
{
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RED_INTEGER:
switch(internalformat)
{
case GL_R8UI:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R8I:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R16UI:
switch(type)
{
case GL_UNSIGNED_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R16I:
switch(type)
{
case GL_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R32UI:
switch(type)
{
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R32I:
switch(type)
{
case GL_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RG_INTEGER:
switch(internalformat)
{
case GL_RG8UI:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG8I:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG16UI:
switch(type)
{
case GL_UNSIGNED_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG16I:
switch(type)
{
case GL_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG32UI:
switch(type)
{
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG32I:
switch(type)
{
case GL_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RGB_INTEGER:
switch(internalformat)
{
case GL_RGB8UI:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB8I:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB16UI:
switch(type)
{
case GL_UNSIGNED_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB16I:
switch(type)
{
case GL_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB32UI:
switch(type)
{
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB32I:
switch(type)
{
case GL_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RGBA_INTEGER:
switch(internalformat)
{
case GL_RGBA8UI:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA8I:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB10_A2UI:
switch(type)
{
case GL_UNSIGNED_INT_2_10_10_10_REV:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA16UI:
switch(type)
{
case GL_UNSIGNED_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA16I:
switch(type)
{
case GL_SHORT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA32UI:
switch(type)
{
case GL_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA32I:
switch(type)
{
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RG:
switch(internalformat)
{
case GL_RG8:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG8_SNORM:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG16F:
switch(type)
{
case GL_FLOAT:
case GL_HALF_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RG32F:
switch(type)
{
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RGB:
switch(internalformat)
{
case GL_RGB:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_5_6_5:
case GL_FLOAT:
case GL_HALF_FLOAT_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB8:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_SRGB8:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB565:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_5_6_5:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB8_SNORM:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_R11F_G11F_B10F:
switch(type)
{
case GL_UNSIGNED_INT_10F_11F_11F_REV:
case GL_FLOAT:
case GL_HALF_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB9_E5:
switch(type)
{
case GL_UNSIGNED_INT_5_9_9_9_REV:
case GL_FLOAT:
case GL_HALF_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB16F:
switch(type)
{
case GL_FLOAT:
case GL_HALF_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB32F:
switch(type)
{
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_RGBA:
switch(internalformat)
{
case GL_RGBA:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_4_4_4_4:
case GL_UNSIGNED_SHORT_5_5_5_1:
case GL_FLOAT:
case GL_HALF_FLOAT_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA8:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_SRGB8_ALPHA8:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB5_A1:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_5_5_5_1:
case GL_UNSIGNED_INT_2_10_10_10_REV:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA8_SNORM:
switch(type)
{
case GL_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA4:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_4_4_4_4:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB10_A2:
switch(type)
{
case GL_UNSIGNED_INT_2_10_10_10_REV:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA16F:
switch(type)
{
case GL_FLOAT:
case GL_HALF_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA32F:
switch(type)
{
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_BGRA_EXT:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_ETC1_RGB8_OES:
return error(GL_INVALID_OPERATION);
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
if(S3TC_SUPPORT)
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_ENUM);
}
case GL_DEPTH_COMPONENT:
switch(internalformat)
{
case GL_DEPTH_COMPONENT:
case GL_DEPTH_COMPONENT16:
switch(type)
{
case GL_UNSIGNED_SHORT:
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_DEPTH_COMPONENT24:
switch(type)
{
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_DEPTH_COMPONENT32F:
switch(type)
{
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
case GL_DEPTH_STENCIL_OES:
switch(internalformat)
{
case GL_DEPTH_STENCIL_OES:
case GL_DEPTH24_STENCIL8:
switch(type)
{
case GL_UNSIGNED_INT_24_8_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_DEPTH32F_STENCIL8:
switch(type)
{
case GL_FLOAT_32_UNSIGNED_INT_24_8_REV:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_VALUE);
}
if(border != 0)
{
return error(GL_INVALID_VALUE);
}
switch(target)
{
case GL_TEXTURE_2D:
if(width > (es2::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level) ||
height > (es2::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
if(width != height)
{
return error(GL_INVALID_VALUE);
}
if(width > (es2::IMPLEMENTATION_MAX_CUBE_MAP_TEXTURE_SIZE >> level) ||
height > (es2::IMPLEMENTATION_MAX_CUBE_MAP_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(target == GL_TEXTURE_2D)
{
es2::Texture2D *texture = context->getTexture2D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setImage(level, width, height, format, type, context->getUnpackAlignment(), pixels);
}
else
{
es2::TextureCubeMap *texture = context->getTextureCubeMap();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setImage(target, level, width, height, format, type, context->getUnpackAlignment(), pixels);
}
}
}
void GL_APIENTRY glTexParameterf(GLenum target, GLenum pname, GLfloat param)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLfloat param = %f)", target, pname, param);
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture *texture;
egl::GLint clientVersion = context->getClientVersion();
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_2D_ARRAY:
if(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
else
{
UNIMPLEMENTED();
texture = context->getTexture3D();
break;
}
case GL_TEXTURE_3D_OES:
texture = context->getTexture3D();
break;
case GL_TEXTURE_CUBE_MAP:
texture = context->getTextureCubeMap();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_WRAP_S:
if(!texture->setWrapS((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_WRAP_T:
if(!texture->setWrapT((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_WRAP_R_OES:
if(!texture->setWrapR((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MIN_FILTER:
if(!texture->setMinFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAG_FILTER:
if(!texture->setMagFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if(!texture->setMaxAnisotropy(param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_BASE_LEVEL:
if(clientVersion < 3 || !texture->setBaseLevel((GLint)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_COMPARE_FUNC:
if(clientVersion < 3 || !texture->setCompareFunc((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_COMPARE_MODE:
if(clientVersion < 3 || !texture->setCompareMode((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_IMMUTABLE_FORMAT:
if(clientVersion < 3 || !texture->setCompareMode((GLboolean)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_MAX_LEVEL:
if(clientVersion < 3 || !texture->setMaxLevel((GLint)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_MAX_LOD:
if(clientVersion < 3 || !texture->setMaxLOD(param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_MIN_LOD:
if(clientVersion < 3 || !texture->setMinLOD(param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_R:
if(clientVersion < 3 || !texture->setSwizzleR((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_G:
if(clientVersion < 3 || !texture->setSwizzleG((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_B:
if(clientVersion < 3 || !texture->setSwizzleB((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_A:
if(clientVersion < 3 || !texture->setSwizzleA((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glTexParameterfv(GLenum target, GLenum pname, const GLfloat* params)
{
glTexParameterf(target, pname, *params);
}
void GL_APIENTRY glTexParameteri(GLenum target, GLenum pname, GLint param)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint param = %d)", target, pname, param);
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture *texture;
egl::GLint clientVersion = context->getClientVersion();
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_2D_ARRAY:
if(clientVersion < 3)
{
return error(GL_INVALID_ENUM);
}
else
{
UNIMPLEMENTED();
texture = context->getTexture3D();
break;
}
case GL_TEXTURE_3D_OES:
texture = context->getTexture3D();
break;
case GL_TEXTURE_CUBE_MAP:
texture = context->getTextureCubeMap();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_WRAP_S:
if(!texture->setWrapS((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_WRAP_T:
if(!texture->setWrapT((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_WRAP_R_OES:
if(!texture->setWrapR((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MIN_FILTER:
if(!texture->setMinFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAG_FILTER:
if(!texture->setMagFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if(!texture->setMaxAnisotropy((GLfloat)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_BASE_LEVEL:
if(clientVersion < 3 || !texture->setBaseLevel(param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_COMPARE_FUNC:
if(clientVersion < 3 || !texture->setCompareFunc((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_COMPARE_MODE:
if(clientVersion < 3 || !texture->setCompareMode((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
case GL_TEXTURE_IMMUTABLE_FORMAT:
if(clientVersion < 3 || !texture->setCompareMode((GLboolean)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_MAX_LEVEL:
if(clientVersion < 3 || !texture->setMaxLevel(param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_MAX_LOD:
if(clientVersion < 3 || !texture->setMaxLOD((GLfloat)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_MIN_LOD:
if(clientVersion < 3 || !texture->setMinLOD((GLfloat)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_R:
if(clientVersion < 3 || !texture->setSwizzleR((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_G:
if(clientVersion < 3 || !texture->setSwizzleG((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_B:
if(clientVersion < 3 || !texture->setSwizzleB((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
case GL_TEXTURE_SWIZZLE_A:
if(clientVersion < 3 || !texture->setSwizzleA((GLenum)param))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
void GL_APIENTRY glTexParameteriv(GLenum target, GLenum pname, const GLint* params)
{
glTexParameteri(target, pname, *params);
}
void GL_APIENTRY glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLenum type, const GLvoid* pixels)
{
TRACE("(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);
if(!es2::IsTextureTarget(target))
{
return error(GL_INVALID_ENUM);
}
if(level < 0 || xoffset < 0 || yoffset < 0 || width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
if(std::numeric_limits<GLsizei>::max() - xoffset < width || std::numeric_limits<GLsizei>::max() - yoffset < height)
{
return error(GL_INVALID_VALUE);
}
if(!es2::CheckTextureFormatType(format, type))
{
return error(GL_INVALID_ENUM);
}
if(width == 0 || height == 0 || pixels == NULL)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
if(level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
if(target == GL_TEXTURE_2D)
{
es2::Texture2D *texture = context->getTexture2D();
if(validateSubImageParams(false, width, height, xoffset, yoffset, target, level, format, texture))
{
texture->subImage(level, xoffset, yoffset, width, height, format, type, context->getUnpackAlignment(), pixels);
}
}
else if(es2::IsCubemapTextureTarget(target))
{
es2::TextureCubeMap *texture = context->getTextureCubeMap();
if(validateSubImageParams(false, width, height, xoffset, yoffset, target, level, format, texture))
{
texture->subImage(target, level, xoffset, yoffset, width, height, format, type, context->getUnpackAlignment(), pixels);
}
}
else
{
UNREACHABLE();
}
}
}
void GL_APIENTRY glUniform1f(GLint location, GLfloat x)
{
glUniform1fv(location, 1, &x);
}
void GL_APIENTRY glUniform1fv(GLint location, GLsizei count, const GLfloat* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform1fv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform1i(GLint location, GLint x)
{
glUniform1iv(location, 1, &x);
}
void GL_APIENTRY glUniform1iv(GLint location, GLsizei count, const GLint* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform1iv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform2f(GLint location, GLfloat x, GLfloat y)
{
GLfloat xy[2] = {x, y};
glUniform2fv(location, 1, (GLfloat*)&xy);
}
void GL_APIENTRY glUniform2fv(GLint location, GLsizei count, const GLfloat* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform2fv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform2i(GLint location, GLint x, GLint y)
{
GLint xy[4] = {x, y};
glUniform2iv(location, 1, (GLint*)&xy);
}
void GL_APIENTRY glUniform2iv(GLint location, GLsizei count, const GLint* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform2iv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform3f(GLint location, GLfloat x, GLfloat y, GLfloat z)
{
GLfloat xyz[3] = {x, y, z};
glUniform3fv(location, 1, (GLfloat*)&xyz);
}
void GL_APIENTRY glUniform3fv(GLint location, GLsizei count, const GLfloat* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform3fv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform3i(GLint location, GLint x, GLint y, GLint z)
{
GLint xyz[3] = {x, y, z};
glUniform3iv(location, 1, (GLint*)&xyz);
}
void GL_APIENTRY glUniform3iv(GLint location, GLsizei count, const GLint* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform3iv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform4f(GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
GLfloat xyzw[4] = {x, y, z, w};
glUniform4fv(location, 1, (GLfloat*)&xyzw);
}
void GL_APIENTRY glUniform4fv(GLint location, GLsizei count, const GLfloat* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform4fv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniform4i(GLint location, GLint x, GLint y, GLint z, GLint w)
{
GLint xyzw[4] = {x, y, z, w};
glUniform4iv(location, 1, (GLint*)&xyzw);
}
void GL_APIENTRY glUniform4iv(GLint location, GLsizei count, const GLint* v)
{
TRACE("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniform4iv(location, count, v))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniformMatrix2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
{
TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat* value = 0x%0.8p)",
location, count, transpose, value);
if(count < 0 || transpose != GL_FALSE)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniformMatrix2fv(location, count, value))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniformMatrix3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
{
TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat* value = 0x%0.8p)",
location, count, transpose, value);
if(count < 0 || transpose != GL_FALSE)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniformMatrix3fv(location, count, value))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUniformMatrix4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
{
TRACE("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat* value = 0x%0.8p)",
location, count, transpose, value);
if(count < 0 || transpose != GL_FALSE)
{
return error(GL_INVALID_VALUE);
}
if(location == -1)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *program = context->getCurrentProgram();
if(!program)
{
return error(GL_INVALID_OPERATION);
}
if(!program->setUniformMatrix4fv(location, count, value))
{
return error(GL_INVALID_OPERATION);
}
}
}
void GL_APIENTRY glUseProgram(GLuint program)
{
TRACE("(GLuint program = %d)", program);
es2::Context *context = es2::getContext();
if(context)
{
es2::Program *programObject = context->getProgram(program);
if(!programObject && program != 0)
{
if(context->getShader(program))
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_VALUE);
}
}
if(program != 0 && !programObject->isLinked())
{
return error(GL_INVALID_OPERATION);
}
context->useProgram(program);
}
}
void GL_APIENTRY glValidateProgram(GLuint program)
{
TRACE("(GLuint program = %d)", program);
es2::Context *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);
}
}
programObject->validate();
}
}
void GL_APIENTRY glVertexAttrib1f(GLuint index, GLfloat x)
{
TRACE("(GLuint index = %d, GLfloat x = %f)", index, x);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { x, 0, 0, 1 };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib1fv(GLuint index, const GLfloat* values)
{
TRACE("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { values[0], 0, 0, 1 };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib2f(GLuint index, GLfloat x, GLfloat y)
{
TRACE("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f)", index, x, y);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { x, y, 0, 1 };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib2fv(GLuint index, const GLfloat* values)
{
TRACE("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { values[0], values[1], 0, 1 };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib3f(GLuint index, GLfloat x, GLfloat y, GLfloat z)
{
TRACE("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f, GLfloat z = %f)", index, x, y, z);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { x, y, z, 1 };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib3fv(GLuint index, const GLfloat* values)
{
TRACE("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { values[0], values[1], values[2], 1 };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib4f(GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
TRACE("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f, GLfloat z = %f, GLfloat w = %f)", index, x, y, z, w);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
GLfloat vals[4] = { x, y, z, w };
context->setVertexAttrib(index, vals);
}
}
void GL_APIENTRY glVertexAttrib4fv(GLuint index, const GLfloat* values)
{
TRACE("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setVertexAttrib(index, values);
}
}
void GL_APIENTRY glVertexAttribPointer(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid* ptr)
{
TRACE("(GLuint index = %d, GLint size = %d, GLenum type = 0x%X, "
"GLboolean normalized = %d, GLsizei stride = %d, const GLvoid* ptr = 0x%0.8p)",
index, size, type, normalized, stride, ptr);
if(index >= es2::MAX_VERTEX_ATTRIBS)
{
return error(GL_INVALID_VALUE);
}
if(size < 1 || size > 4)
{
return error(GL_INVALID_VALUE);
}
egl::GLint clientVersion = egl::getClientVersion();
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_INT_2_10_10_10_REV:
case GL_UNSIGNED_INT_2_10_10_10_REV:
if(clientVersion >= 3)
{
if(size != 4)
{
return error(GL_INVALID_OPERATION);
}
break;
}
else return error(GL_INVALID_ENUM);
case GL_INT:
case GL_UNSIGNED_INT:
case GL_HALF_FLOAT:
if(clientVersion >= 3)
{
break;
}
else return error(GL_INVALID_ENUM);
default:
return error(GL_INVALID_ENUM);
}
if(stride < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setVertexAttribState(index, context->getArrayBuffer(), size, type, (normalized == GL_TRUE), stride, ptr);
}
}
void GL_APIENTRY glViewport(GLint x, GLint y, GLsizei width, GLsizei height)
{
TRACE("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
context->setViewportParams(x, y, width, height);
}
}
void GL_APIENTRY glBlitFramebufferNV(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, srcX1, dstX0, dstY0, dstX1, dstY1, mask, filter);
switch(filter)
{
case GL_NEAREST:
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);
}
es2::Context *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);
}
}
void GL_APIENTRY glBlitFramebufferANGLE(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
{
if(srcX1 - srcX0 != dstX1 - dstX0 || srcY1 - srcY0 != dstY1 - dstY0)
{
ERR("Scaling and flipping in BlitFramebufferANGLE not supported by this implementation");
return error(GL_INVALID_OPERATION);
}
glBlitFramebufferNV(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter);
}
void GL_APIENTRY glTexImage3DOES(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth,
GLint border, GLenum format, GLenum type, const GLvoid* pixels)
{
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* pixels = 0x%0.8p)",
target, level, internalformat, width, height, depth, border, format, type, pixels);
switch(target)
{
case GL_TEXTURE_3D_OES:
switch(format)
{
case GL_DEPTH_COMPONENT:
case GL_DEPTH_STENCIL_OES:
return error(GL_INVALID_OPERATION);
default:
break;
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(!ValidateType3D(type) || !ValidateFormat3D(format))
{
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_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);
}
if(!ValidateInternalFormat3D(internalformat, format, type))
{
return error(GL_INVALID_OPERATION);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture3D *texture = context->getTexture3D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setImage(level, width, height, depth, internalformat, type, context->getUnpackAlignment(), pixels);
}
}
void GL_APIENTRY glTexSubImage3DOES(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const void *pixels)
{
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* pixels = 0x%0.8p)",
target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels);
switch(target)
{
case GL_TEXTURE_3D_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
if(!ValidateType3D(type) || !ValidateFormat3D(format))
{
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))
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture3D *texture = context->getTexture3D();
if(validateSubImageParams(false, width, height, depth, xoffset, yoffset, zoffset, target, level, format, texture))
{
texture->subImage(level, xoffset, yoffset, zoffset, width, height, depth, format, type, context->getUnpackAlignment(), pixels);
}
}
}
void GL_APIENTRY glCopyTexSubImage3DOES(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_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
if((level < 0) || (level >= es2::IMPLEMENTATION_MAX_TEXTURE_LEVELS))
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Framebuffer *framebuffer = context->getReadFramebuffer();
if(framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)
{
return error(GL_INVALID_FRAMEBUFFER_OPERATION);
}
if(context->getReadFramebufferName() != 0 && framebuffer->getColorbuffer()->getSamples() > 1)
{
return error(GL_INVALID_OPERATION);
}
es2::Renderbuffer *source = framebuffer->getColorbuffer();
GLenum colorbufferFormat = source->getFormat();
es2::Texture3D *texture = context->getTexture3D();
if(!validateSubImageParams(false, width, height, 1, xoffset, yoffset, zoffset, target, level, GL_NONE, texture))
{
return;
}
GLenum textureFormat = texture->getFormat(target, level);
if(!validateColorBufferFormat(textureFormat, colorbufferFormat))
{
return;
}
texture->copySubImage(target, level, xoffset, yoffset, zoffset, x, y, width, height, framebuffer);
}
}
void GL_APIENTRY glCompressedTexImage3DOES(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 = 0x%0.8p)",
target, level, internalformat, width, height, depth, border, imageSize, data);
switch(target)
{
case GL_TEXTURE_3D_OES:
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_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);
}
switch(internalformat)
{
case GL_ETC1_RGB8_OES:
break;
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
if(!S3TC_SUPPORT)
{
return error(GL_INVALID_ENUM);
}
break;
case GL_DEPTH_COMPONENT:
case GL_DEPTH_COMPONENT16:
case GL_DEPTH_COMPONENT32_OES:
case GL_DEPTH_STENCIL_OES:
case GL_DEPTH24_STENCIL8_OES:
return error(GL_INVALID_OPERATION);
default:
return error(GL_INVALID_ENUM);
}
if(imageSize != es2::ComputeCompressedSize(width, height, internalformat) * depth)
{
return error(GL_INVALID_VALUE);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture3D *texture = context->getTexture3D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setCompressedImage(level, internalformat, width, height, depth, imageSize, data);
}
}
void GL_APIENTRY glCompressedTexSubImage3DOES(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 = 0x%0.8p)",
target, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, data);
switch(target)
{
case GL_TEXTURE_3D_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
if(xoffset < 0 || yoffset < 0 || zoffset < 0 || !validImageSize(level, width, height) || depth < 0 || imageSize < 0)
{
return error(GL_INVALID_VALUE);
}
switch(format)
{
case GL_ETC1_RGB8_OES:
break;
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
if(!S3TC_SUPPORT)
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(width == 0 || height == 0 || depth == 0 || data == NULL)
{
return;
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture3D *texture = context->getTexture3D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->subImageCompressed(level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, data);
}
}
void GL_APIENTRY glFramebufferTexture3DOES(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum textarget = 0x%X, "
"GLuint texture = %d, GLint level = %d, GLint zoffset = %d)", target, attachment, textarget, texture, level, zoffset);
if(target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
{
return error(GL_INVALID_ENUM);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0:
case GL_DEPTH_ATTACHMENT:
case GL_STENCIL_ATTACHMENT:
break;
default:
return error(GL_INVALID_ENUM);
}
es2::Context *context = es2::getContext();
if(context)
{
if(texture == 0)
{
textarget = GL_NONE;
}
else
{
es2::Texture *tex = context->getTexture(texture);
if(tex == NULL)
{
return error(GL_INVALID_OPERATION);
}
if(tex->isCompressed(textarget, level))
{
return error(GL_INVALID_OPERATION);
}
switch(textarget)
{
case GL_TEXTURE_3D_OES:
if(tex->getTarget() != GL_TEXTURE_3D_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(level != 0)
{
return error(GL_INVALID_VALUE);
}
}
es2::Framebuffer *framebuffer = NULL;
GLuint framebufferName = 0;
if(target == GL_READ_FRAMEBUFFER_ANGLE)
{
framebuffer = context->getReadFramebuffer();
framebufferName = context->getReadFramebufferName();
}
else
{
framebuffer = context->getDrawFramebuffer();
framebufferName = context->getDrawFramebufferName();
}
if(framebufferName == 0 || !framebuffer)
{
return error(GL_INVALID_OPERATION);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0: framebuffer->setColorbuffer(textarget, texture); break;
case GL_DEPTH_ATTACHMENT: framebuffer->setDepthbuffer(textarget, texture); break;
case GL_STENCIL_ATTACHMENT: framebuffer->setStencilbuffer(textarget, texture); break;
}
}
}
void GL_APIENTRY glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image)
{
if(egl::getClientVersion() == 1)
{
return libGLES_CM->glEGLImageTargetTexture2DOES(target, image);
}
TRACE("(GLenum target = 0x%X, GLeglImageOES image = 0x%0.8p)", target, image);
switch(target)
{
case GL_TEXTURE_2D:
case GL_TEXTURE_EXTERNAL_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
if(!image)
{
return error(GL_INVALID_OPERATION);
}
es2::Context *context = es2::getContext();
if(context)
{
es2::Texture2D *texture = 0;
switch(target)
{
case GL_TEXTURE_2D: texture = context->getTexture2D(); break;
case GL_TEXTURE_EXTERNAL_OES: texture = context->getTextureExternal(); break;
default: UNREACHABLE();
}
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
egl::Image *glImage = static_cast<egl::Image*>(image);
texture->setImage(glImage);
}
}
void GL_APIENTRY glEGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image)
{
TRACE("(GLenum target = 0x%X, GLeglImageOES image = 0x%0.8p)", target, image);
UNIMPLEMENTED();
}
__eglMustCastToProperFunctionPointerType es2GetProcAddress(const char *procname)
{
struct Extension
{
const char *name;
__eglMustCastToProperFunctionPointerType address;
};
static const Extension glExtensions[] =
{
#define EXTENSION(name) {#name, (__eglMustCastToProperFunctionPointerType)name}
EXTENSION(glTexImage3DOES),
EXTENSION(glBlitFramebufferANGLE),
EXTENSION(glBlitFramebufferNV),
EXTENSION(glRenderbufferStorageMultisampleANGLE),
EXTENSION(glDeleteFencesNV),
EXTENSION(glGenFencesNV),
EXTENSION(glIsFenceNV),
EXTENSION(glTestFenceNV),
EXTENSION(glGetFenceivNV),
EXTENSION(glFinishFenceNV),
EXTENSION(glSetFenceNV),
EXTENSION(glGetGraphicsResetStatusEXT),
EXTENSION(glReadnPixelsEXT),
EXTENSION(glGetnUniformfvEXT),
EXTENSION(glGetnUniformivEXT),
EXTENSION(glGenQueriesEXT),
EXTENSION(glDeleteQueriesEXT),
EXTENSION(glIsQueryEXT),
EXTENSION(glBeginQueryEXT),
EXTENSION(glEndQueryEXT),
EXTENSION(glGetQueryivEXT),
EXTENSION(glGetQueryObjectuivEXT),
EXTENSION(glEGLImageTargetTexture2DOES),
EXTENSION(glEGLImageTargetRenderbufferStorageOES),
#undef EXTENSION
};
for(int ext = 0; ext < sizeof(glExtensions) / sizeof(Extension); ext++)
{
if(strcmp(procname, glExtensions[ext].name) == 0)
{
return (__eglMustCastToProperFunctionPointerType)glExtensions[ext].address;
}
}
return NULL;
}
void GL_APIENTRY Register(const char *licenseKey)
{
RegisterLicenseKey(licenseKey);
}
}