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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#ifndef GLCONTEXT_H_
#define GLCONTEXT_H_
#include <bitset>
#include <stdint.h>
#include <stdio.h>
#include <stack>
#include <vector>
#ifdef DEBUG
# include <string.h>
#endif
#ifdef GetClassName
# undef GetClassName
#endif
// Define MOZ_GL_DEBUG_BUILD unconditionally to enable GL debugging in opt
// builds.
#ifdef DEBUG
# define MOZ_GL_DEBUG_BUILD 1
#endif
#include "mozilla/IntegerRange.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/ThreadLocal.h"
#include "MozFramebuffer.h"
#include "nsTArray.h"
#include "GLConsts.h"
#include "GLDefs.h"
#include "GLTypes.h"
#include "nsRegionFwd.h"
#include "nsString.h"
#include "GLContextTypes.h"
#include "GLContextSymbols.h"
#include "base/platform_thread.h" // for PlatformThreadId
#include "mozilla/GenericRefCounted.h"
#include "mozilla/WeakPtr.h"
template <class ElemT, class... More>
constexpr inline std::array<ElemT, 1 + sizeof...(More)> make_array(
ElemT&& arg1, More&&... more) {
return {std::forward<ElemT>(arg1), std::forward<ElemT>(more)...};
}
#ifdef MOZ_WIDGET_ANDROID
# include "mozilla/ProfilerLabels.h"
#endif
namespace mozilla {
namespace gl {
class GLBlitHelper;
class GLLibraryEGL;
class GLReadTexImageHelper;
class SharedSurface;
class SymbolLoader;
struct SymLoadStruct;
} // namespace gl
namespace layers {
class ColorTextureLayerProgram;
} // namespace layers
namespace widget {
class CompositorWidget;
} // namespace widget
} // namespace mozilla
namespace mozilla {
namespace gl {
enum class GLFeature {
bind_buffer_offset,
blend_minmax,
clear_buffers,
copy_buffer,
depth_clamp,
depth_texture,
draw_buffers,
draw_buffers_indexed,
draw_instanced,
element_index_uint,
ES2_compatibility,
ES3_compatibility,
EXT_color_buffer_float,
frag_color_float,
frag_depth,
framebuffer_blit,
framebuffer_multisample,
framebuffer_object,
framebuffer_object_EXT_OES,
get_integer_indexed,
get_integer64_indexed,
get_query_object_i64v,
get_query_object_iv,
gpu_shader4,
instanced_arrays,
instanced_non_arrays,
internalformat_query,
invalidate_framebuffer,
map_buffer_range,
multiview,
occlusion_query,
occlusion_query_boolean,
occlusion_query2,
packed_depth_stencil,
prim_restart,
prim_restart_fixed,
provoking_vertex,
query_counter,
query_objects,
query_time_elapsed,
read_buffer,
renderbuffer_color_float,
renderbuffer_color_half_float,
robust_buffer_access_behavior,
robustness,
sRGB,
sampler_objects,
seamless_cube_map_opt_in,
shader_texture_lod,
split_framebuffer,
standard_derivatives,
sync,
texture_3D,
texture_3D_compressed,
texture_3D_copy,
texture_compression_bptc,
texture_compression_rgtc,
texture_float,
texture_float_linear,
texture_half_float,
texture_half_float_linear,
texture_non_power_of_two,
texture_norm16,
texture_rg,
texture_storage,
texture_swizzle,
transform_feedback2,
uniform_buffer_object,
uniform_matrix_nonsquare,
vertex_array_object,
EnumMax
};
enum class ContextProfile : uint8_t {
Unknown = 0,
OpenGLCore,
OpenGLCompatibility,
OpenGLES
};
enum class GLRenderer {
Adreno200,
Adreno205,
AdrenoTM200,
AdrenoTM205,
AdrenoTM305,
AdrenoTM320,
AdrenoTM330,
AdrenoTM420,
Mali400MP,
Mali450MP,
MaliT,
SGX530,
SGX540,
SGX544MP,
Tegra,
AndroidEmulator,
GalliumLlvmpipe,
IntelHD3000,
MicrosoftBasicRenderDriver,
SamsungXclipse,
Other
};
class GLContext : public GenericAtomicRefCounted, public SupportsWeakPtr {
public:
static MOZ_THREAD_LOCAL(const GLContext*) sCurrentContext;
static void InvalidateCurrentContext();
const GLContextDesc mDesc;
bool mImplicitMakeCurrent = false;
bool mUseTLSIsCurrent;
static void ResetTLSCurrentContext();
class TlsScope final {
const WeakPtr<GLContext> mGL;
const bool mWasTlsOk;
public:
explicit TlsScope(GLContext* const gl, bool invalidate = false)
: mGL(gl), mWasTlsOk(gl && gl->mUseTLSIsCurrent) {
if (mGL) {
if (invalidate) {
InvalidateCurrentContext();
}
mGL->mUseTLSIsCurrent = true;
}
}
~TlsScope() {
if (mGL) {
mGL->mUseTLSIsCurrent = mWasTlsOk;
}
}
};
// -----------------------------------------------------------------------------
// basic getters
public:
/**
* Returns true if the context is using ANGLE. This should only be overridden
* for an ANGLE implementation.
*/
virtual bool IsANGLE() const { return false; }
/**
* Returns true if the context is using WARP. This should only be overridden
* for an ANGLE implementation.
*/
virtual bool IsWARP() const { return false; }
virtual void GetWSIInfo(nsCString* const out) const = 0;
/**
* Return true if we are running on a OpenGL core profile context
*/
inline bool IsCoreProfile() const {
MOZ_ASSERT(mProfile != ContextProfile::Unknown, "unknown context profile");
return mProfile == ContextProfile::OpenGLCore;
}
/**
* Return true if we are running on a OpenGL compatibility profile context
* (legacy profile 2.1 on Max OS X)
*/
inline bool IsCompatibilityProfile() const {
MOZ_ASSERT(mProfile != ContextProfile::Unknown, "unknown context profile");
return mProfile == ContextProfile::OpenGLCompatibility;
}
inline bool IsGLES() const {
MOZ_ASSERT(mProfile != ContextProfile::Unknown, "unknown context profile");
return mProfile == ContextProfile::OpenGLES;
}
inline bool IsAtLeast(ContextProfile profile, unsigned int version) const {
MOZ_ASSERT(profile != ContextProfile::Unknown,
"IsAtLeast: bad <profile> parameter");
MOZ_ASSERT(mProfile != ContextProfile::Unknown, "unknown context profile");
MOZ_ASSERT(mVersion != 0, "unknown context version");
if (version > mVersion) {
return false;
}
return profile == mProfile;
}
/**
* Return the version of the context.
* Example :
* If this a OpenGL 2.1, that will return 210
*/
inline uint32_t Version() const { return mVersion; }
inline uint32_t ShadingLanguageVersion() const {
return mShadingLanguageVersion;
}
GLVendor Vendor() const { return mVendor; }
GLRenderer Renderer() const { return mRenderer; }
bool IsMesa() const { return mIsMesa; }
bool IsContextLost() const { return mContextLost; }
bool CheckContextLost() const {
mTopError = GetError();
return IsContextLost();
}
bool HasPBOState() const { return (!IsGLES() || Version() >= 300); }
/**
* If this context is double-buffered, returns TRUE.
*/
virtual bool IsDoubleBuffered() const { return false; }
virtual GLContextType GetContextType() const = 0;
virtual bool IsCurrentImpl() const = 0;
virtual bool MakeCurrentImpl() const = 0;
bool IsCurrent() const {
if (mImplicitMakeCurrent) return MakeCurrent();
return IsCurrentImpl();
}
bool MakeCurrent(bool aForce = false) const;
/**
* Get the default framebuffer for this context.
*/
UniquePtr<MozFramebuffer> mOffscreenDefaultFb;
bool CreateOffscreenDefaultFb(const gfx::IntSize& size);
virtual GLuint GetDefaultFramebuffer() {
if (mOffscreenDefaultFb) {
return mOffscreenDefaultFb->mFB;
}
return 0;
}
/**
* mVersion store the OpenGL's version, multiplied by 100. For example, if
* the context is an OpenGL 2.1 context, mVersion value will be 210.
*/
uint32_t mVersion = 0;
ContextProfile mProfile = ContextProfile::Unknown;
uint32_t mShadingLanguageVersion = 0;
GLVendor mVendor = GLVendor::Other;
GLRenderer mRenderer = GLRenderer::Other;
bool mIsMesa = false;
// -----------------------------------------------------------------------------
// Extensions management
/**
* This mechanism is designed to know if an extension is supported. In the
* long term, we would like to only use the extension group queries XXX_* to
* have full compatibility with context version and profiles (especialy the
* core that officialy don't bring any extensions).
*/
/**
* Known GL extensions that can be queried by
* IsExtensionSupported. The results of this are cached, and as
* such it's safe to use this even in performance critical code.
* If you add to this array, remember to add to the string names
* in GLContext.cpp.
*/
enum GLExtensions {
Extension_None = 0,
AMD_compressed_ATC_texture,
ANGLE_depth_texture,
ANGLE_framebuffer_blit,
ANGLE_framebuffer_multisample,
ANGLE_instanced_arrays,
ANGLE_multiview,
ANGLE_provoking_vertex,
ANGLE_texture_compression_dxt3,
ANGLE_texture_compression_dxt5,
ANGLE_timer_query,
APPLE_client_storage,
APPLE_fence,
APPLE_framebuffer_multisample,
APPLE_sync,
APPLE_texture_range,
APPLE_vertex_array_object,
ARB_ES2_compatibility,
ARB_ES3_compatibility,
ARB_color_buffer_float,
ARB_compatibility,
ARB_copy_buffer,
ARB_depth_clamp,
ARB_depth_texture,
ARB_draw_buffers,
ARB_draw_instanced,
ARB_framebuffer_object,
ARB_framebuffer_sRGB,
ARB_geometry_shader4,
ARB_half_float_pixel,
ARB_instanced_arrays,
ARB_internalformat_query,
ARB_invalidate_subdata,
ARB_map_buffer_range,
ARB_occlusion_query2,
ARB_pixel_buffer_object,
ARB_provoking_vertex,
ARB_robust_buffer_access_behavior,
ARB_robustness,
ARB_sampler_objects,
ARB_seamless_cube_map,
ARB_shader_texture_lod,
ARB_sync,
ARB_texture_compression,
ARB_texture_compression_bptc,
ARB_texture_compression_rgtc,
ARB_texture_float,
ARB_texture_non_power_of_two,
ARB_texture_rectangle,
ARB_texture_rg,
ARB_texture_storage,
ARB_texture_swizzle,
ARB_timer_query,
ARB_transform_feedback2,
ARB_uniform_buffer_object,
ARB_vertex_array_object,
CHROMIUM_color_buffer_float_rgb,
CHROMIUM_color_buffer_float_rgba,
EXT_bgra,
EXT_blend_minmax,
EXT_color_buffer_float,
EXT_color_buffer_half_float,
EXT_copy_texture,
EXT_depth_clamp,
EXT_disjoint_timer_query,
EXT_draw_buffers,
EXT_draw_buffers2,
EXT_draw_instanced,
EXT_float_blend,
EXT_frag_depth,
EXT_framebuffer_blit,
EXT_framebuffer_multisample,
EXT_framebuffer_object,
EXT_framebuffer_sRGB,
EXT_gpu_shader4,
EXT_map_buffer_range,
EXT_multisampled_render_to_texture,
EXT_occlusion_query_boolean,
EXT_packed_depth_stencil,
EXT_provoking_vertex,
EXT_read_format_bgra,
EXT_robustness,
EXT_sRGB,
EXT_sRGB_write_control,
EXT_shader_texture_lod,
EXT_texture_compression_bptc,
EXT_texture_compression_dxt1,
EXT_texture_compression_rgtc,
EXT_texture_compression_s3tc,
EXT_texture_compression_s3tc_srgb,
EXT_texture_filter_anisotropic,
EXT_texture_format_BGRA8888,
EXT_texture_norm16,
EXT_texture_sRGB,
EXT_texture_storage,
EXT_timer_query,
EXT_transform_feedback,
EXT_unpack_subimage,
EXT_semaphore,
EXT_semaphore_fd,
EXT_memory_object,
EXT_memory_object_fd,
IMG_read_format,
IMG_texture_compression_pvrtc,
IMG_texture_npot,
KHR_debug,
KHR_parallel_shader_compile,
KHR_robust_buffer_access_behavior,
KHR_robustness,
KHR_texture_compression_astc_hdr,
KHR_texture_compression_astc_ldr,
NV_draw_instanced,
NV_fence,
NV_framebuffer_blit,
NV_geometry_program4,
NV_half_float,
NV_instanced_arrays,
NV_primitive_restart,
NV_texture_barrier,
NV_transform_feedback,
NV_transform_feedback2,
OES_EGL_image,
OES_EGL_image_external,
OES_EGL_sync,
OES_compressed_ETC1_RGB8_texture,
OES_depth24,
OES_depth32,
OES_depth_texture,
OES_draw_buffers_indexed,
OES_element_index_uint,
OES_fbo_render_mipmap,
OES_framebuffer_object,
OES_packed_depth_stencil,
OES_rgb8_rgba8,
OES_standard_derivatives,
OES_stencil8,
OES_texture_3D,
OES_texture_float,
OES_texture_float_linear,
OES_texture_half_float,
OES_texture_half_float_linear,
OES_texture_npot,
OES_vertex_array_object,
OVR_multiview2,
Extensions_Max,
Extensions_End
};
bool IsExtensionSupported(GLExtensions aKnownExtension) const {
return mAvailableExtensions[aKnownExtension];
}
protected:
void MarkExtensionUnsupported(GLExtensions aKnownExtension) {
mAvailableExtensions[aKnownExtension] = 0;
}
void MarkExtensionSupported(GLExtensions aKnownExtension) {
mAvailableExtensions[aKnownExtension] = 1;
}
std::bitset<Extensions_Max> mAvailableExtensions;
// -----------------------------------------------------------------------------
// Feature queries
/*
* This mecahnism introduces a new way to check if a OpenGL feature is
* supported, regardless of whether it is supported by an extension or
* natively by the context version/profile
*/
public:
bool IsSupported(GLFeature feature) const {
return mAvailableFeatures[size_t(feature)];
}
static const char* GetFeatureName(GLFeature feature);
private:
std::bitset<size_t(GLFeature::EnumMax)> mAvailableFeatures;
/**
* Init features regarding OpenGL extension and context version and profile
*/
void InitFeatures();
/**
* Mark the feature and associated extensions as unsupported
*/
void MarkUnsupported(GLFeature feature);
/**
* Is this feature supported using the core (unsuffixed) symbols?
*/
bool IsFeatureProvidedByCoreSymbols(GLFeature feature);
// -----------------------------------------------------------------------------
// Error handling
private:
mutable bool mContextLost = false;
mutable GLenum mTopError = 0;
protected:
void OnContextLostError() const;
public:
static std::string GLErrorToString(GLenum aError);
static bool IsBadCallError(const GLenum err) {
return !(err == 0 || err == LOCAL_GL_CONTEXT_LOST);
}
class LocalErrorScope;
private:
mutable std::stack<const LocalErrorScope*> mLocalErrorScopeStack;
mutable UniquePtr<LocalErrorScope> mDebugErrorScope;
////////////////////////////////////
// Use this safer option.
public:
class LocalErrorScope {
const GLContext& mGL;
GLenum mOldTop;
bool mHasBeenChecked;
public:
explicit LocalErrorScope(const GLContext& gl)
: mGL(gl), mHasBeenChecked(false) {
mGL.mLocalErrorScopeStack.push(this);
mOldTop = mGL.GetError();
}
/// Never returns CONTEXT_LOST.
GLenum GetError() {
MOZ_ASSERT(!mHasBeenChecked);
mHasBeenChecked = true;
const auto ret = mGL.GetError();
if (ret == LOCAL_GL_CONTEXT_LOST) return 0;
return ret;
}
~LocalErrorScope() {
MOZ_ASSERT(mHasBeenChecked);
MOZ_ASSERT(!IsBadCallError(mGL.GetError()));
MOZ_ASSERT(mGL.mLocalErrorScopeStack.top() == this);
mGL.mLocalErrorScopeStack.pop();
mGL.mTopError = mOldTop;
}
};
// -
bool GetPotentialInteger(GLenum pname, GLint* param) {
LocalErrorScope localError(*this);
fGetIntegerv(pname, param);
GLenum err = localError.GetError();
MOZ_ASSERT_IF(err != LOCAL_GL_NO_ERROR, err == LOCAL_GL_INVALID_ENUM);
return err == LOCAL_GL_NO_ERROR;
}
void DebugCallback(GLenum source, GLenum type, GLuint id, GLenum severity,
GLsizei length, const GLchar* message);
private:
static void GLAPIENTRY StaticDebugCallback(GLenum source, GLenum type,
GLuint id, GLenum severity,
GLsizei length,
const GLchar* message,
const GLvoid* userParam);
// -----------------------------------------------------------------------------
// Debugging implementation
private:
#ifndef MOZ_FUNCTION_NAME
# ifdef __GNUC__
# define MOZ_FUNCTION_NAME __PRETTY_FUNCTION__
# elif defined(_MSC_VER)
# define MOZ_FUNCTION_NAME __FUNCTION__
# else
# define MOZ_FUNCTION_NAME \
__func__ // defined in C99, supported in various C++ compilers. Just raw
// function name.
# endif
#endif
#ifdef MOZ_WIDGET_ANDROID
// Record the name of the GL call for better hang stacks on Android.
# define ANDROID_ONLY_PROFILER_LABEL AUTO_PROFILER_LABEL(__func__, GRAPHICS);
#else
# define ANDROID_ONLY_PROFILER_LABEL
#endif
#define BEFORE_GL_CALL \
ANDROID_ONLY_PROFILER_LABEL \
if (MOZ_LIKELY(BeforeGLCall(MOZ_FUNCTION_NAME))) { \
do { \
} while (0)
#define AFTER_GL_CALL \
AfterGLCall(MOZ_FUNCTION_NAME); \
} \
do { \
} while (0)
void BeforeGLCall_Debug(const char* funcName) const;
void AfterGLCall_Debug(const char* funcName) const;
static void OnImplicitMakeCurrentFailure(const char* funcName);
bool BeforeGLCall(const char* const funcName) const {
if (mImplicitMakeCurrent) {
if (MOZ_UNLIKELY(!MakeCurrent())) {
if (!mContextLost) {
OnImplicitMakeCurrentFailure(funcName);
}
return false;
}
}
MOZ_GL_ASSERT(this, IsCurrentImpl());
if (MOZ_UNLIKELY(mDebugFlags)) {
BeforeGLCall_Debug(funcName);
}
return true;
}
void AfterGLCall(const char* const funcName) const {
if (MOZ_UNLIKELY(mDebugFlags)) {
AfterGLCall_Debug(funcName);
}
}
GLContext* TrackingContext() {
GLContext* tip = this;
while (tip->mSharedContext) tip = tip->mSharedContext;
return tip;
}
static void AssertNotPassingStackBufferToTheGL(const void* ptr);
#ifdef MOZ_GL_DEBUG_BUILD
# define TRACKING_CONTEXT(a) \
do { \
TrackingContext()->a; \
} while (0)
# define ASSERT_NOT_PASSING_STACK_BUFFER_TO_GL(ptr) \
AssertNotPassingStackBufferToTheGL(ptr)
# define ASSERT_SYMBOL_PRESENT(func) \
do { \
MOZ_ASSERT(strstr(MOZ_FUNCTION_NAME, #func) != nullptr, \
"Mismatched symbol check."); \
if (MOZ_UNLIKELY(!mSymbols.func)) { \
printf_stderr("RUNTIME ASSERT: Uninitialized GL function: %s\n", \
#func); \
MOZ_CRASH("GFX: Uninitialized GL function"); \
} \
} while (0)
#else // ifdef MOZ_GL_DEBUG_BUILD
# define TRACKING_CONTEXT(a) \
do { \
} while (0)
# define ASSERT_NOT_PASSING_STACK_BUFFER_TO_GL(ptr) \
do { \
} while (0)
# define ASSERT_SYMBOL_PRESENT(func) \
do { \
} while (0)
#endif // ifdef MOZ_GL_DEBUG_BUILD
// Do whatever setup is necessary to draw to our offscreen FBO, if it's
// bound.
void BeforeGLDrawCall() {}
// Do whatever tear-down is necessary after drawing to our offscreen FBO,
// if it's bound.
void AfterGLDrawCall() { mHeavyGLCallsSinceLastFlush = true; }
// Do whatever setup is necessary to read from our offscreen FBO, if it's
// bound.
void BeforeGLReadCall() {}
// Do whatever tear-down is necessary after reading from our offscreen FBO,
// if it's bound.
void AfterGLReadCall() {}
public:
void OnSyncCall() const { mSyncGLCallCount++; }
uint64_t GetSyncCallCount() const { return mSyncGLCallCount; }
void ResetSyncCallCount(const char* resetReason) const;
// -----------------------------------------------------------------------------
// GL official entry points
public:
// We smash all errors together, so you never have to loop on this. We
// guarantee that immediately after this call, there are no errors left.
// Always returns the top-most error, except if followed by CONTEXT_LOST, then
// return that instead.
GLenum GetError() const;
GLenum fGetError() { return GetError(); }
GLenum fGetGraphicsResetStatus() const;
// -
void fActiveTexture(GLenum texture) {
BEFORE_GL_CALL;
mSymbols.fActiveTexture(texture);
AFTER_GL_CALL;
}
void fAttachShader(GLuint program, GLuint shader) {
BEFORE_GL_CALL;
mSymbols.fAttachShader(program, shader);
AFTER_GL_CALL;
}
void fBeginQuery(GLenum target, GLuint id) {
BEFORE_GL_CALL;
ASSERT_SYMBOL_PRESENT(fBeginQuery);
mSymbols.fBeginQuery(target, id);
AFTER_GL_CALL;
}
void fBindAttribLocation(GLuint program, GLuint index, const GLchar* name) {
BEFORE_GL_CALL;
mSymbols.fBindAttribLocation(program, index, name);
AFTER_GL_CALL;
}
void fBindBuffer(GLenum target, GLuint buffer) {
BEFORE_GL_CALL;
mSymbols.fBindBuffer(target, buffer);
AFTER_GL_CALL;
}
void InvalidateFramebuffer(GLenum target) {
constexpr auto ATTACHMENTS = make_array(GLenum{LOCAL_GL_COLOR_ATTACHMENT0},
LOCAL_GL_DEPTH_STENCIL_ATTACHMENT);
fInvalidateFramebuffer(target, ATTACHMENTS.size(), ATTACHMENTS.data());
}
void fInvalidateFramebuffer(GLenum target, GLsizei numAttachments,
const GLenum* attachments) {
if (!mSymbols.fInvalidateFramebuffer) return;
BeforeGLDrawCall();
BEFORE_GL_CALL;
ASSERT_SYMBOL_PRESENT(fInvalidateFramebuffer);
mSymbols.fInvalidateFramebuffer(target, numAttachments, attachments);
AFTER_GL_CALL;
AfterGLDrawCall();
}
void fInvalidateSubFramebuffer(GLenum target, GLsizei numAttachments,
const GLenum* attachments, GLint x, GLint y,
GLsizei width, GLsizei height) {
if (!mSymbols.fInvalidateSubFramebuffer) return;
BeforeGLDrawCall();
BEFORE_GL_CALL;
ASSERT_SYMBOL_PRESENT(fInvalidateSubFramebuffer);
mSymbols.fInvalidateSubFramebuffer(target, numAttachments, attachments, x,
y, width, height);
AFTER_GL_CALL;
AfterGLDrawCall();
}
void fBindTexture(GLenum target, GLuint texture) {
BEFORE_GL_CALL;
mSymbols.fBindTexture(target, texture);
AFTER_GL_CALL;
}
void BindSamplerTexture(GLuint texUnitId, GLuint samplerHandle,
GLenum texTarget, GLuint texHandle) {
fBindSampler(texUnitId, samplerHandle);
fActiveTexture(LOCAL_GL_TEXTURE0 + texUnitId);
fBindTexture(texTarget, texHandle);
}
void fBlendColor(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha) {
BEFORE_GL_CALL;
mSymbols.fBlendColor(red, green, blue, alpha);
AFTER_GL_CALL;
}
void fBlendEquation(GLenum mode) {
BEFORE_GL_CALL;
mSymbols.fBlendEquation(mode);
AFTER_GL_CALL;
}
void fBlendEquationSeparate(GLenum modeRGB, GLenum modeAlpha) {
BEFORE_GL_CALL;
mSymbols.fBlendEquationSeparate(modeRGB, modeAlpha);
AFTER_GL_CALL;
}
void fBlendFunc(GLenum sfactor, GLenum dfactor) {
BEFORE_GL_CALL;
mSymbols.fBlendFunc(sfactor, dfactor);
AFTER_GL_CALL;
}
void fBlendFuncSeparate(GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorAlpha, GLenum dfactorAlpha) {
BEFORE_GL_CALL;
mSymbols.fBlendFuncSeparate(sfactorRGB, dfactorRGB, sfactorAlpha,
dfactorAlpha);
AFTER_GL_CALL;
}
private:
void raw_fBufferData(GLenum target, GLsizeiptr size, const GLvoid* data,
GLenum usage) {
ASSERT_NOT_PASSING_STACK_BUFFER_TO_GL(data);
BEFORE_GL_CALL;
mSymbols.fBufferData(target, size, data, usage);
OnSyncCall();
AFTER_GL_CALL;
mHeavyGLCallsSinceLastFlush = true;
}
public:
void fBufferData(GLenum target, GLsizeiptr size, const GLvoid* data,
GLenum usage) {
raw_fBufferData(target, size, data, usage);
if (WorkAroundDriverBugs() && !data && Vendor() == GLVendor::NVIDIA) {
UniquePtr<char[]> buf = MakeUnique<char[]>(1);
buf[0] = 0;
fBufferSubData(target, size - 1, 1, buf.get());
}
}
void fBufferSubData(GLenum target, GLintptr offset, GLsizeiptr size,
const GLvoid* data) {
ASSERT_NOT_PASSING_STACK_BUFFER_TO_GL(data);
BEFORE_GL_CALL;
mSymbols.fBufferSubData(target, offset, size, data);
AFTER_GL_CALL;
mHeavyGLCallsSinceLastFlush = true;
}
private:
void raw_fClear(GLbitfield mask) {
BEFORE_GL_CALL;
mSymbols.fClear(mask);
AFTER_GL_CALL;
}
public:
void fClear(GLbitfield mask) {
BeforeGLDrawCall();
raw_fClear(mask);
AfterGLDrawCall();
}
void fClearBufferfi(GLenum buffer, GLint drawbuffer, GLfloat depth,
GLint stencil) {
BeforeGLDrawCall();
BEFORE_GL_CALL;
mSymbols.fClearBufferfi(buffer, drawbuffer, depth, stencil);
AFTER_GL_CALL;
AfterGLDrawCall();
}
void fClearBufferfv(GLenum buffer, GLint drawbuffer, const GLfloat* value) {
BeforeGLDrawCall();
BEFORE_GL_CALL;
mSymbols.fClearBufferfv(buffer, drawbuffer, value);
AFTER_GL_CALL;
AfterGLDrawCall();
}
void fClearBufferiv(GLenum buffer, GLint drawbuffer, const GLint* value) {
BeforeGLDrawCall();
BEFORE_GL_CALL;
mSymbols.fClearBufferiv(buffer, drawbuffer, value);
AFTER_GL_CALL;
AfterGLDrawCall();
}
void fClearBufferuiv(GLenum buffer, GLint drawbuffer, const GLuint* value) {
BeforeGLDrawCall();
BEFORE_GL_CALL;
mSymbols.fClearBufferuiv(buffer, drawbuffer, value);
AFTER_GL_CALL;
AfterGLDrawCall();
}
void fClearColor(GLfloat r, GLfloat g, GLfloat b, GLfloat a) {
BEFORE_GL_CALL;
mSymbols.fClearColor(r, g, b, a);
AFTER_GL_CALL;
}
void fClearStencil(GLint s) {
BEFORE_GL_CALL;
mSymbols.fClearStencil(s);
AFTER_GL_CALL;
}
void fClientActiveTexture(GLenum texture) {
BEFORE_GL_CALL;
mSymbols.fClientActiveTexture(texture);
AFTER_GL_CALL;
}
void fColorMask(realGLboolean red, realGLboolean green, realGLboolean blue,
realGLboolean alpha) {
BEFORE_GL_CALL;
mSymbols.fColorMask(red, green, blue, alpha);
AFTER_GL_CALL;
}
void fCompressedTexImage2D(GLenum target, GLint level, GLenum internalformat,
GLsizei width, GLsizei height, GLint border,
GLsizei imageSize, const GLvoid* pixels) {
ASSERT_NOT_PASSING_STACK_BUFFER_TO_GL(pixels);
BEFORE_GL_CALL;
mSymbols.fCompressedTexImage2D(target, level, internalformat, width, height,
border, imageSize, pixels);
AFTER_GL_CALL;
mHeavyGLCallsSinceLastFlush = true;
}
void fCompressedTexSubImage2D(GLenum target, GLint level, GLint xoffset,
GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLsizei imageSize,
const GLvoid* pixels) {
ASSERT_NOT_PASSING_STACK_BUFFER_TO_GL(pixels);
BEFORE_GL_CALL;
mSymbols.fCompressedTexSubImage2D(target, level, xoffset, yoffset, width,
height, format, imageSize, pixels);
AFTER_GL_CALL;
mHeavyGLCallsSinceLastFlush = true;
}
void fCopyTexImage2D(GLenum target, GLint level, GLenum internalformat,
GLint x, GLint y, GLsizei width, GLsizei height,
GLint border);
void fCopyTexSubImage2D(GLenum target, GLint level, GLint xoffset,
GLint yoffset, GLint x, GLint y, GLsizei width,
GLsizei height) {
BeforeGLReadCall();
raw_fCopyTexSubImage2D(target, level, xoffset, yoffset, x, y, width,
height);
AfterGLReadCall();
}
void fCullFace(GLenum mode) {
BEFORE_GL_CALL;
mSymbols.fCullFace(mode);
AFTER_GL_CALL;
}
void fDebugMessageCallback(GLDEBUGPROC callback, const GLvoid* userParam) {
BEFORE_GL_CALL;
ASSERT_SYMBOL_PRESENT(fDebugMessageCallback);
mSymbols.fDebugMessageCallback(callback, userParam);
AFTER_GL_CALL;
}
void fDebugMessageControl(GLenum source, GLenum type, GLenum severity,
GLsizei count, const GLuint* ids,
realGLboolean enabled) {
BEFORE_GL_CALL;
ASSERT_SYMBOL_PRESENT(fDebugMessageControl);
mSymbols.fDebugMessageControl(source, type, severity, count, ids, enabled);
AFTER_GL_CALL;
}
void fDebugMessageInsert(GLenum source, GLenum type, GLuint id,
GLenum severity, GLsizei length, const GLchar* buf) {
BEFORE_GL_CALL;
ASSERT_SYMBOL_PRESENT(fDebugMessageInsert);
mSymbols.fDebugMessageInsert(source, type, id, severity, length, buf);
AFTER_GL_CALL;
}
void fDetachShader(GLuint program, GLuint shader) {
BEFORE_GL_CALL;
mSymbols.fDetachShader(program, shader);
AFTER_GL_CALL;
}
void fDepthFunc(GLenum func) {
BEFORE_GL_CALL;
mSymbols.fDepthFunc(func);
AFTER_GL_CALL;
}
void fDepthMask(realGLboolean flag) {
BEFORE_GL_CALL;
mSymbols.fDepthMask(flag);
AFTER_GL_CALL;
}
void fDisable(GLenum capability) {
BEFORE_GL_CALL;
mSymbols.fDisable(capability);
AFTER_GL_CALL;
}
void fDisableClientState(GLenum capability) {
BEFORE_GL_CALL;
mSymbols.fDisableClientState(capability);
AFTER_GL_CALL;
}
void fDisableVertexAttribArray(GLuint index) {
BEFORE_GL_CALL;
mSymbols.fDisableVertexAttribArray(index);