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gecko/gfx/thebes/GLContext.h

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/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir@pobox.com>
* Mark Steele <mwsteele@gmail.com>
* Bas Schouten <bschouten@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef GLCONTEXT_H_
#define GLCONTEXT_H_
#include <stdio.h>
#ifdef WIN32
#include <windows.h>
#endif
#include "GLDefs.h"
#include "gfxASurface.h"
#include "gfxContext.h"
#include "gfxRect.h"
#include "nsISupportsImpl.h"
#include "prlink.h"
#include "nsDataHashtable.h"
#include "nsHashKeys.h"
#include "nsRegion.h"
#include "nsAutoPtr.h"
#ifndef GLAPIENTRY
#ifdef XP_WIN
#define GLAPIENTRY __stdcall
#else
#define GLAPIENTRY
#endif
#define GLAPI
#endif
#if defined(MOZ_PLATFORM_MAEMO) || defined(ANDROID)
#define USE_GLES2 1
#endif
typedef char realGLboolean;
namespace mozilla {
namespace gl {
class GLContext;
class LibrarySymbolLoader
{
public:
PRBool OpenLibrary(const char *library);
typedef PRFuncPtr (GLAPIENTRY * PlatformLookupFunction) (const char *);
enum {
MAX_SYMBOL_NAMES = 5,
MAX_SYMBOL_LENGTH = 128
};
typedef struct {
PRFuncPtr *symPointer;
const char *symNames[MAX_SYMBOL_NAMES];
} SymLoadStruct;
PRBool LoadSymbols(SymLoadStruct *firstStruct,
PRBool tryplatform = PR_FALSE,
const char *prefix = nsnull);
/*
* Static version of the functions in this class
*/
static PRFuncPtr LookupSymbol(PRLibrary *lib,
const char *symname,
PlatformLookupFunction lookupFunction = nsnull);
static PRBool LoadSymbols(PRLibrary *lib,
SymLoadStruct *firstStruct,
PlatformLookupFunction lookupFunction = nsnull,
const char *prefix = nsnull);
protected:
LibrarySymbolLoader() {
mLibrary = nsnull;
mLookupFunc = nsnull;
}
PRLibrary *mLibrary;
PlatformLookupFunction mLookupFunc;
};
/**
* A TextureImage encapsulates a surface that can be drawn to by a
* Thebes gfxContext and (hopefully efficiently!) synchronized to a
* texture in the server. TextureImages are associated with one and
* only one GLContext.
*
* Implementation note: TextureImages attempt to unify two categories
* of backends
*
* (1) proxy to server-side object that can be bound to a texture;
* e.g. Pixmap on X11.
*
* (2) efficient manager of texture memory; e.g. by having clients draw
* into a scratch buffer which is then uploaded with
* glTexSubImage2D().
*/
class TextureImage
{
NS_INLINE_DECL_REFCOUNTING(TextureImage)
public:
typedef gfxASurface::gfxContentType ContentType;
virtual ~TextureImage() {}
/**
* Return a gfxContext for updating |aRegion| of the client's
* image if successul, NULL if not. |aRegion|'s bounds must fit
* within Size(); its coordinate space (if any) is ignored. If
* the update begins successfully, the returned gfxContext is
* owned by this. Otherwise, NULL is returned.
*
* |aRegion| is an inout param: the returned region is what the
* client must repaint. Category (1) regions above can
* efficiently handle repaints to "scattered" regions, while (2)
* can only efficiently handle repaints to rects.
*
* The returned context is neither translated nor clipped: it's a
* context for rect(<0,0>, Size()). Painting the returned context
* outside of |aRegion| results in undefined behavior.
*
* BeginUpdate() calls cannot be "nested", and each successful
* BeginUpdate() must be followed by exactly one EndUpdate() (see
* below). Failure to do so can leave this in a possibly
* inconsistent state. Unsuccessful BeginUpdate()s must not be
* followed by EndUpdate().
*/
virtual gfxContext* BeginUpdate(nsIntRegion& aRegion) = 0;
/**
* Finish the active update and synchronize with the server, if
* necessary. Return PR_TRUE iff this's texture is already bound.
*
* BeginUpdate() must have been called exactly once before
* EndUpdate().
*/
virtual PRBool EndUpdate() = 0;
/**
* Return this TextureImage's texture ID for use with GL APIs.
* Callers are responsible for properly binding the texture etc.
*
* The effects of using a texture after BeginUpdate() but before
* EndUpdate() are undefined.
*/
GLuint Texture() { return mTexture; }
/** Can be called safely at any time. */
/**
* If this TextureImage has a permanent gfxASurface backing,
* return it. Otherwise return NULL.
*/
virtual already_AddRefed<gfxASurface> GetBackingSurface()
{ return NULL; }
const nsIntSize& GetSize() const { return mSize; }
ContentType GetContentType() const { return mContentType; }
virtual PRBool InUpdate() const = 0;
protected:
/**
* After the ctor, the TextureImage is invalid. Implementations
* must allocate resources successfully before returning the new
* TextureImage from GLContext::CreateTextureImage(). That is,
* clients must not be given partially-constructed TextureImages.
*/
TextureImage(GLuint aTexture, const nsIntSize& aSize, ContentType aContentType)
: mTexture(aTexture)
, mSize(aSize)
, mContentType(aContentType)
{}
GLuint mTexture;
nsIntSize mSize;
ContentType mContentType;
};
/**
* BasicTextureImage is the baseline TextureImage implementation ---
* it updates its texture by allocating a scratch buffer for the
* client to draw into, then using glTexSubImage2D() to upload the new
* pixels. Platforms must provide the code to create a new surface
* into which the updated pixels will be drawn, and the code to
* convert the update surface's pixels into an image on which we can
* glTexSubImage2D().
*/
class BasicTextureImage
: public TextureImage
{
public:
virtual ~BasicTextureImage();
virtual gfxContext* BeginUpdate(nsIntRegion& aRegion);
virtual PRBool EndUpdate();
virtual PRBool InUpdate() const { return !!mUpdateContext; }
protected:
typedef gfxASurface::gfxImageFormat ImageFormat;
BasicTextureImage(GLuint aTexture,
const nsIntSize& aSize,
ContentType aContentType,
GLContext* aContext)
: TextureImage(aTexture, aSize, aContentType)
, mTextureInited(PR_FALSE)
, mGLContext(aContext)
{}
virtual already_AddRefed<gfxASurface>
CreateUpdateSurface(const gfxIntSize& aSize, ImageFormat aFmt) = 0;
virtual already_AddRefed<gfxImageSurface>
GetImageForUpload(gfxASurface* aUpdateSurface) = 0;
PRBool mTextureInited;
GLContext* mGLContext;
nsRefPtr<gfxContext> mUpdateContext;
nsIntRect mUpdateRect;
};
struct THEBES_API ContextFormat {
static const ContextFormat BasicRGBA32Format;
enum StandardContextFormat {
Empty,
BasicRGBA32,
StrictBasicRGBA32,
BasicRGB24,
StrictBasicRGB24,
BasicRGB16_565,
StrictBasicRGB16_565
};
ContextFormat() {
memset(this, 0, sizeof(ContextFormat));
}
ContextFormat(const StandardContextFormat cf) {
memset(this, 0, sizeof(ContextFormat));
switch (cf) {
case BasicRGBA32:
red = green = blue = alpha = 8;
minRed = minGreen = minBlue = minAlpha = 1;
break;
case StrictBasicRGBA32:
red = green = blue = alpha = 8;
minRed = minGreen = minBlue = minAlpha = 8;
break;
case BasicRGB24:
red = green = blue = 8;
minRed = minGreen = minBlue = 1;
break;
case StrictBasicRGB24:
red = green = blue = 8;
minRed = minGreen = minBlue = 8;
break;
case StrictBasicRGB16_565:
red = minRed = 5;
green = minGreen = 6;
blue = minBlue = 5;
break;
default:
break;
}
}
int depth, minDepth;
int stencil, minStencil;
int red, minRed;
int green, minGreen;
int blue, minBlue;
int alpha, minAlpha;
int colorBits() const { return red + green + blue; }
};
class GLContext
: public LibrarySymbolLoader
{
THEBES_INLINE_DECL_THREADSAFE_REFCOUNTING(GLContext)
public:
GLContext(const ContextFormat& aFormat,
PRBool aIsOffscreen = PR_FALSE,
GLContext *aSharedContext = nsnull)
: mInitialized(PR_FALSE),
mIsOffscreen(aIsOffscreen),
#ifdef USE_GLES2
mIsGLES2(PR_TRUE),
#else
mIsGLES2(PR_FALSE),
#endif
mCreationFormat(aFormat),
mSharedContext(aSharedContext),
mOffscreenTexture(0),
mOffscreenFBO(0),
mOffscreenDepthRB(0),
mOffscreenStencilRB(0)
{
mUserData.Init();
}
virtual ~GLContext() {
#ifdef DEBUG
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->SharedContextDestroyed(this);
tip->ReportOutstandingNames();
}
#endif
}
enum GLContextType {
ContextTypeUnknown,
ContextTypeWGL,
ContextTypeCGL,
ContextTypeGLX,
ContextTypeEGL,
ContextTypeOSMesa
};
virtual GLContextType GetContextType() { return ContextTypeUnknown; }
virtual PRBool MakeCurrent() = 0;
virtual PRBool SetupLookupFunction() = 0;
virtual void WindowDestroyed() {}
void *GetUserData(void *aKey) {
void *result = nsnull;
mUserData.Get(aKey, &result);
return result;
}
void SetUserData(void *aKey, void *aValue) {
mUserData.Put(aKey, aValue);
}
enum NativeDataType {
NativeGLContext,
NativeImageSurface,
NativeThebesSurface,
NativeDataTypeMax
};
virtual void *GetNativeData(NativeDataType aType) { return NULL; }
GLContext *GetSharedContext() { return mSharedContext; }
const ContextFormat& CreationFormat() { return mCreationFormat; }
const ContextFormat& ActualFormat() { return mActualFormat; }
/**
* If this context is double-buffered, returns TRUE.
*/
virtual PRBool IsDoubleBuffered() { return PR_FALSE; }
/**
* If this context is the GLES2 API, returns TRUE.
* This means that various GLES2 restrictions might be in effect (modulo
* extensions).
*/
PRBool IsGLES2() {
return mIsGLES2;
}
/**
* If this context wraps a double-buffered target, swap the back
* and front buffers. It should be assumed that after a swap, the
* contents of the new back buffer are undefined.
*/
virtual PRBool SwapBuffers() { return PR_FALSE; }
/**
* Defines a two-dimensional texture image for context target surface
*/
virtual PRBool BindTexImage() { return PR_FALSE; }
/*
* Releases a color buffer that is being used as a texture
*/
virtual PRBool ReleaseTexImage() { return PR_FALSE; }
virtual GLuint CreateTexture()
{
GLuint tex;
MakeCurrent();
fGenTextures(1, &tex);
return tex;
}
virtual void DestroyTexture(GLuint tex)
{
MakeCurrent();
fDeleteTextures(1, &tex);
}
/*
* Offscreen support API
*/
/*
* Bind aOffscreen's color buffer as a texture to the TEXTURE_2D
* target. Returns TRUE on success, otherwise FALSE. If
* aOffscreen is not an offscreen context, returns FALSE. If
* BindOffscreenNeedsTexture() returns TRUE, then you should have
* a 2D texture name bound whose image will be replaced by the
* contents of the offscreen context. If it returns FALSE,
* the current 2D texture binding will be replaced.
*
* After a successul call to BindTex2DOffscreen, UnbindTex2DOffscreen
* *must* be called once rendering is complete.
*
* The same texture unit must be active for Bind/Unbind of a given
* context.
*/
virtual PRBool BindOffscreenNeedsTexture(GLContext *aOffscreen) {
return aOffscreen->mOffscreenTexture == 0;
}
virtual PRBool BindTex2DOffscreen(GLContext *aOffscreen) {
if (aOffscreen->GetContextType() != GetContextType()) {
return PR_FALSE;
}
if (!aOffscreen->mOffscreenFBO) {
return PR_FALSE;
}
if (!aOffscreen->mSharedContext ||
aOffscreen->mSharedContext != mSharedContext)
{
return PR_FALSE;
}
fBindTexture(LOCAL_GL_TEXTURE_2D, aOffscreen->mOffscreenTexture);
return PR_TRUE;
}
virtual void UnbindTex2DOffscreen(GLContext *aOffscreen) { }
PRBool IsOffscreen() {
return mIsOffscreen;
}
/*
* All the methods below are only valid if IsOffscreen() returns
* true.
*/
/*
* Resize the current offscreen buffer. Returns true on success.
* If it returns false, the context should be treated as unusable
* and should be recreated. After the resize, the viewport is not
* changed; glViewport should be called as appropriate.
*/
virtual PRBool ResizeOffscreen(const gfxIntSize& aNewSize) {
if (mOffscreenFBO)
return ResizeOffscreenFBO(aNewSize);
return PR_FALSE;
}
/*
* Return size of this offscreen context.
*/
gfxIntSize OffscreenSize() {
return mOffscreenSize;
}
/*
* In some cases, we have to allocate a bigger offscreen buffer
* than what's requested. This is the bigger size.
*/
gfxIntSize OffscreenActualSize() {
return mOffscreenActualSize;
}
/*
* If this context is FBO-backed, return the FBO or the color
* buffer texture. If the context is not FBO-backed, 0 is
* returned (which is also a valid FBO binding).
*/
GLuint GetOffscreenFBO() {
return mOffscreenFBO;
}
GLuint GetOffscreenTexture() {
return mOffscreenTexture;
}
/**
* Return a valid, allocated TextureImage of |aSize| with
* |aContentType|. The TextureImage's texture is configured to
* use |aWrapMode| (usually GL_CLAMP_TO_EDGE or GL_REPEAT) and by
* default, GL_LINEAR filtering. Specify
* |aUseNearestFilter=PR_TRUE| for GL_NEAREST filtering. Return
* NULL if creating the TextureImage fails.
*
* The returned TextureImage may only be used with this GLContext.
* Attempting to use the returned TextureImage after this
* GLContext is destroyed will result in undefined (and likely
* crashy) behavior.
*/
virtual already_AddRefed<TextureImage>
CreateTextureImage(const nsIntSize& aSize,
TextureImage::ContentType aContentType,
GLint aWrapMode,
PRBool aUseNearestFilter=PR_FALSE);
protected:
PRPackedBool mInitialized;
PRPackedBool mIsOffscreen;
PRPackedBool mIsGLES2;
ContextFormat mCreationFormat;
nsRefPtr<GLContext> mSharedContext;
void UpdateActualFormat();
ContextFormat mActualFormat;
gfxIntSize mOffscreenSize;
gfxIntSize mOffscreenActualSize;
GLuint mOffscreenTexture;
// helper to create/resize an offscreen FBO,
// for offscreen implementations that use FBOs.
PRBool ResizeOffscreenFBO(const gfxIntSize& aSize);
void DeleteOffscreenFBO();
GLuint mOffscreenFBO;
GLuint mOffscreenDepthRB;
GLuint mOffscreenStencilRB;
// Clear to transparent black, with 0 depth and stencil,
// while preserving current ClearColor etc. values.
// Useful for resizing offscreen buffers.
void ClearSafely();
nsDataHashtable<nsVoidPtrHashKey, void*> mUserData;
void SetIsGLES2(PRBool aIsGLES2) {
NS_ASSERTION(!mInitialized, "SetIsGLES2 can only be called before initialization!");
mIsGLES2 = aIsGLES2;
}
PRBool InitWithPrefix(const char *prefix, PRBool trygl);
PRBool IsExtensionSupported(const char *extension);
virtual already_AddRefed<TextureImage>
CreateBasicTextureImage(GLuint aTexture,
const nsIntSize& aSize,
TextureImage::ContentType aContentType,
GLContext* aContext)
{ return NULL; }
//
// the wrapped functions
//
public:
/* One would think that this would live in some nice
* perl-or-python-or-js script somewhere and would be
* autogenerated; one would be wrong.
*/
typedef void (GLAPIENTRY * PFNGLACTIVETEXTUREPROC) (GLenum texture);
PFNGLACTIVETEXTUREPROC fActiveTexture;
typedef void (GLAPIENTRY * PFNGLATTACHSHADERPROC) (GLuint program, GLuint shader);
PFNGLATTACHSHADERPROC fAttachShader;
typedef void (GLAPIENTRY * PFNGLBINDATTRIBLOCATIONPROC) (GLuint program, GLuint index, const GLchar* name);
PFNGLBINDATTRIBLOCATIONPROC fBindAttribLocation;
typedef void (GLAPIENTRY * PFNGLBINDBUFFERPROC) (GLenum target, GLuint buffer);
PFNGLBINDBUFFERPROC fBindBuffer;
typedef void (GLAPIENTRY * PFNGLBINDTEXTUREPROC) (GLenum target, GLuint texture);
PFNGLBINDTEXTUREPROC fBindTexture;
typedef void (GLAPIENTRY * PFNGLBLENDCOLORPROC) (GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
PFNGLBLENDCOLORPROC fBlendColor;
typedef void (GLAPIENTRY * PFNGLBLENDEQUATIONPROC) (GLenum mode);
PFNGLBLENDEQUATIONPROC fBlendEquation;
typedef void (GLAPIENTRY * PFNGLBLENDEQUATIONSEPARATEPROC) (GLenum, GLenum);
PFNGLBLENDEQUATIONSEPARATEPROC fBlendEquationSeparate;
typedef void (GLAPIENTRY * PFNGLBLENDFUNCPROC) (GLenum, GLenum);
PFNGLBLENDFUNCPROC fBlendFunc;
typedef void (GLAPIENTRY * PFNGLBLENDFUNCSEPARATEPROC) (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
PFNGLBLENDFUNCSEPARATEPROC fBlendFuncSeparate;
typedef void (GLAPIENTRY * PFNGLBUFFERDATAPROC) (GLenum target, GLsizeiptr size, const GLvoid* data, GLenum usage);
PFNGLBUFFERDATAPROC fBufferData;
typedef void (GLAPIENTRY * PFNGLBUFFERSUBDATAPROC) (GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid* data);
PFNGLBUFFERSUBDATAPROC fBufferSubData;
typedef void (GLAPIENTRY * PFNGLCLEARPROC) (GLbitfield);
PFNGLCLEARPROC fClear;
typedef void (GLAPIENTRY * PFNGLCLEARCOLORPROC) (GLclampf, GLclampf, GLclampf, GLclampf);
PFNGLCLEARCOLORPROC fClearColor;
typedef void (GLAPIENTRY * PFNGLCLEARSTENCILPROC) (GLint);
PFNGLCLEARSTENCILPROC fClearStencil;
typedef void (GLAPIENTRY * PFNGLCOLORMASKPROC) (realGLboolean red, realGLboolean green, realGLboolean blue, realGLboolean alpha);
PFNGLCOLORMASKPROC fColorMask;
typedef void (GLAPIENTRY * PFNGLCULLFACEPROC) (GLenum mode);
PFNGLCULLFACEPROC fCullFace;
typedef void (GLAPIENTRY * PFNGLDETACHSHADERPROC) (GLuint program, GLuint shader);
PFNGLDETACHSHADERPROC fDetachShader;
typedef void (GLAPIENTRY * PFNGLDEPTHFUNCPROC) (GLenum);
PFNGLDEPTHFUNCPROC fDepthFunc;
typedef void (GLAPIENTRY * PFNGLDEPTHMASKPROC) (realGLboolean);
PFNGLDEPTHMASKPROC fDepthMask;
typedef void (GLAPIENTRY * PFNGLDISABLEPROC) (GLenum);
PFNGLDISABLEPROC fDisable;
typedef void (GLAPIENTRY * PFNGLDISABLEVERTEXATTRIBARRAYPROC) (GLuint);
PFNGLDISABLEVERTEXATTRIBARRAYPROC fDisableVertexAttribArray;
typedef void (GLAPIENTRY * PFNGLDRAWARRAYSPROC) (GLenum mode, GLint first, GLsizei count);
PFNGLDRAWARRAYSPROC fDrawArrays;
typedef void (GLAPIENTRY * PFNGLDRAWELEMENTSPROC) (GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
PFNGLDRAWELEMENTSPROC fDrawElements;
typedef void (GLAPIENTRY * PFNGLENABLEPROC) (GLenum);
PFNGLENABLEPROC fEnable;
typedef void (GLAPIENTRY * PFNGLENABLEVERTEXATTRIBARRAYPROC) (GLuint);
PFNGLENABLEVERTEXATTRIBARRAYPROC fEnableVertexAttribArray;
typedef void (GLAPIENTRY * PFNGLFINISHPROC) (void);
PFNGLFINISHPROC fFinish;
typedef void (GLAPIENTRY * PFNGLFLUSHPROC) (void);
PFNGLFLUSHPROC fFlush;
typedef void (GLAPIENTRY * PFNGLFRONTFACEPROC) (GLenum);
PFNGLFRONTFACEPROC fFrontFace;
typedef void (GLAPIENTRY * PFNGLGETACTIVEATTRIBPROC) (GLuint program, GLuint index, GLsizei maxLength, GLsizei* length, GLint* size, GLenum* type, GLchar* name);
PFNGLGETACTIVEATTRIBPROC fGetActiveAttrib;
typedef void (GLAPIENTRY * PFNGLGETACTIVEUNIFORMPROC) (GLuint program, GLuint index, GLsizei maxLength, GLsizei* length, GLint* size, GLenum* type, GLchar* name);
PFNGLGETACTIVEUNIFORMPROC fGetActiveUniform;
typedef void (GLAPIENTRY * PFNGLGETATTACHEDSHADERSPROC) (GLuint program, GLsizei maxCount, GLsizei* count, GLuint* shaders);
PFNGLGETATTACHEDSHADERSPROC fGetAttachedShaders;
typedef GLint (GLAPIENTRY * PFNGLGETATTRIBLOCATIONPROC) (GLuint program, const GLchar* name);
PFNGLGETATTRIBLOCATIONPROC fGetAttribLocation;
typedef void (GLAPIENTRY * PFNGLGETINTEGERVPROC) (GLenum pname, GLint *params);
PFNGLGETINTEGERVPROC fGetIntegerv;
typedef void (GLAPIENTRY * PFNGLGETFLOATVPROC) (GLenum pname, GLfloat *params);
PFNGLGETFLOATVPROC fGetFloatv;
typedef void (GLAPIENTRY * PFNGLGETBOOLEANBPROC) (GLenum pname, realGLboolean *params);
PFNGLGETBOOLEANBPROC fGetBooleanv;
typedef void (GLAPIENTRY * PFNGLGETBUFFERPARAMETERIVPROC) (GLenum target, GLenum pname, GLint* params);
PFNGLGETBUFFERPARAMETERIVPROC fGetBufferParameteriv;
typedef void (GLAPIENTRY * PFNGLGENERATEMIPMAPPROC) (GLenum target);
PFNGLGENERATEMIPMAPPROC fGenerateMipmap;
typedef GLenum (GLAPIENTRY * PFNGLGETERRORPROC) (void);
PFNGLGETERRORPROC fGetError;
typedef void (GLAPIENTRY * PFNGLGETPROGRAMIVPROC) (GLuint program, GLenum pname, GLint* param);
PFNGLGETPROGRAMIVPROC fGetProgramiv;
typedef void (GLAPIENTRY * PFNGLGETPROGRAMINFOLOGPROC) (GLuint program, GLsizei bufSize, GLsizei* length, GLchar* infoLog);
PFNGLGETPROGRAMINFOLOGPROC fGetProgramInfoLog;
typedef void (GLAPIENTRY * PFNGLTEXPARAMETERIPROC) (GLenum target, GLenum pname, GLint param);
PFNGLTEXPARAMETERIPROC fTexParameteri;
typedef void (GLAPIENTRY * PFNGLTEXPARAMETERFPROC) (GLenum target, GLenum pname, GLfloat param);
PFNGLTEXPARAMETERFPROC fTexParameterf;
typedef GLubyte* (GLAPIENTRY * PFNGLGETSTRINGPROC) (GLenum);
PFNGLGETSTRINGPROC fGetString;
typedef void (GLAPIENTRY * PFNGLGETTEXPARAMETERFVPROC) (GLenum target, GLenum pname, const GLfloat *params);
PFNGLGETTEXPARAMETERFVPROC fGetTexParameterfv;
typedef void (GLAPIENTRY * PFNGLGETTEXPARAMETERIVPROC) (GLenum target, GLenum pname, const GLint *params);
PFNGLGETTEXPARAMETERIVPROC fGetTexParameteriv;
typedef void (GLAPIENTRY * PFNGLGETUNIFORMFVPROC) (GLuint program, GLint location, GLfloat* params);
PFNGLGETUNIFORMFVPROC fGetUniformfv;
typedef void (GLAPIENTRY * PFNGLGETUNIFORMIVPROC) (GLuint program, GLint location, GLint* params);
PFNGLGETUNIFORMIVPROC fGetUniformiv;
typedef GLint (GLAPIENTRY * PFNGLGETUNIFORMLOCATIONPROC) (GLint programObj, const GLchar* name);
PFNGLGETUNIFORMLOCATIONPROC fGetUniformLocation;
typedef void (GLAPIENTRY * PFNGLGETVERTEXATTRIBFVPROC) (GLuint, GLenum, GLfloat*);
PFNGLGETVERTEXATTRIBFVPROC fGetVertexAttribfv;
typedef void (GLAPIENTRY * PFNGLGETVERTEXATTRIBIVPROC) (GLuint, GLenum, GLint*);
PFNGLGETVERTEXATTRIBIVPROC fGetVertexAttribiv;
typedef void (GLAPIENTRY * PFNGLHINTPROC) (GLenum target, GLenum mode);
PFNGLHINTPROC fHint;
typedef realGLboolean (GLAPIENTRY * PFNGLISBUFFERPROC) (GLuint buffer);
PFNGLISBUFFERPROC fIsBuffer;
typedef realGLboolean (GLAPIENTRY * PFNGLISENABLEDPROC) (GLenum cap);
PFNGLISENABLEDPROC fIsEnabled;
typedef realGLboolean (GLAPIENTRY * PFNGLISPROGRAMPROC) (GLuint program);
PFNGLISPROGRAMPROC fIsProgram;
typedef realGLboolean (GLAPIENTRY * PFNGLISSHADERPROC) (GLuint shader);
PFNGLISSHADERPROC fIsShader;
typedef realGLboolean (GLAPIENTRY * PFNGLISTEXTUREPROC) (GLuint texture);
PFNGLISTEXTUREPROC fIsTexture;
typedef void (GLAPIENTRY * PFNGLLINEWIDTHPROC) (GLfloat width);
PFNGLLINEWIDTHPROC fLineWidth;
typedef void (GLAPIENTRY * PFNGLLINKPROGRAMPROC) (GLuint program);
PFNGLLINKPROGRAMPROC fLinkProgram;
typedef void (GLAPIENTRY * PFNGLPIXELSTOREIPROC) (GLenum pname, GLint param);
PFNGLPIXELSTOREIPROC fPixelStorei;
typedef void (GLAPIENTRY * PFNGLPOLYGONOFFSETPROC) (GLfloat factor, GLfloat bias);
PFNGLPOLYGONOFFSETPROC fPolygonOffset;
typedef void (GLAPIENTRY * PFNGLREADBUFFERPROC) (GLenum);
PFNGLREADBUFFERPROC fReadBuffer;
typedef void (GLAPIENTRY * PFNGLREADPIXELSPROC) (GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);
PFNGLREADPIXELSPROC fReadPixels;
typedef void (GLAPIENTRY * PFNGLSAMPLECOVERAGEPROC) (GLclampf value, realGLboolean invert);
PFNGLSAMPLECOVERAGEPROC fSampleCoverage;
typedef void (GLAPIENTRY * PFNGLSCISSORPROC) (GLint x, GLint y, GLsizei width, GLsizei height);
PFNGLSCISSORPROC fScissor;
typedef void (GLAPIENTRY * PFNGLSTENCILFUNCPROC) (GLenum func, GLint ref, GLuint mask);
PFNGLSTENCILFUNCPROC fStencilFunc;
typedef void (GLAPIENTRY * PFNGLSTENCILFUNCSEPARATEPROC) (GLenum frontfunc, GLenum backfunc, GLint ref, GLuint mask);
PFNGLSTENCILFUNCSEPARATEPROC fStencilFuncSeparate;
typedef void (GLAPIENTRY * PFNGLSTENCILMASKPROC) (GLuint mask);
PFNGLSTENCILMASKPROC fStencilMask;
typedef void (GLAPIENTRY * PFNGLSTENCILMASKSEPARATEPROC) (GLenum, GLuint);
PFNGLSTENCILMASKSEPARATEPROC fStencilMaskSeparate;
typedef void (GLAPIENTRY * PFNGLSTENCILOPPROC) (GLenum fail, GLenum zfail, GLenum zpass);
PFNGLSTENCILOPPROC fStencilOp;
typedef void (GLAPIENTRY * PFNGLSTENCILOPSEPARATEPROC) (GLenum face, GLenum sfail, GLenum dpfail, GLenum dppass);
PFNGLSTENCILOPSEPARATEPROC fStencilOpSeparate;
typedef void (GLAPIENTRY * PFNGLTEXIMAGE2DPROC) (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
PFNGLTEXIMAGE2DPROC fTexImage2D;
typedef void (GLAPIENTRY * PFNGLTEXSUBIMAGE2DPROC) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void* pixels);
PFNGLTEXSUBIMAGE2DPROC fTexSubImage2D;
typedef void (GLAPIENTRY * PFNGLUNIFORM1FPROC) (GLint location, GLfloat v0);
PFNGLUNIFORM1FPROC fUniform1f;
typedef void (GLAPIENTRY * PFNGLUNIFORM1FVPROC) (GLint location, GLsizei count, const GLfloat* value);
PFNGLUNIFORM1FVPROC fUniform1fv;
typedef void (GLAPIENTRY * PFNGLUNIFORM1IPROC) (GLint location, GLint v0);
PFNGLUNIFORM1IPROC fUniform1i;
typedef void (GLAPIENTRY * PFNGLUNIFORM1IVPROC) (GLint location, GLsizei count, const GLint* value);
PFNGLUNIFORM1IVPROC fUniform1iv;
typedef void (GLAPIENTRY * PFNGLUNIFORM2FPROC) (GLint location, GLfloat v0, GLfloat v1);
PFNGLUNIFORM2FPROC fUniform2f;
typedef void (GLAPIENTRY * PFNGLUNIFORM2FVPROC) (GLint location, GLsizei count, const GLfloat* value);
PFNGLUNIFORM2FVPROC fUniform2fv;
typedef void (GLAPIENTRY * PFNGLUNIFORM2IPROC) (GLint location, GLint v0, GLint v1);
PFNGLUNIFORM2IPROC fUniform2i;
typedef void (GLAPIENTRY * PFNGLUNIFORM2IVPROC) (GLint location, GLsizei count, const GLint* value);
PFNGLUNIFORM2IVPROC fUniform2iv;
typedef void (GLAPIENTRY * PFNGLUNIFORM3FPROC) (GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
PFNGLUNIFORM3FPROC fUniform3f;
typedef void (GLAPIENTRY * PFNGLUNIFORM3FVPROC) (GLint location, GLsizei count, const GLfloat* value);
PFNGLUNIFORM3FVPROC fUniform3fv;
typedef void (GLAPIENTRY * PFNGLUNIFORM3IPROC) (GLint location, GLint v0, GLint v1, GLint v2);
PFNGLUNIFORM3IPROC fUniform3i;
typedef void (GLAPIENTRY * PFNGLUNIFORM3IVPROC) (GLint location, GLsizei count, const GLint* value);
PFNGLUNIFORM3IVPROC fUniform3iv;
typedef void (GLAPIENTRY * PFNGLUNIFORM4FPROC) (GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
PFNGLUNIFORM4FPROC fUniform4f;
typedef void (GLAPIENTRY * PFNGLUNIFORM4FVPROC) (GLint location, GLsizei count, const GLfloat* value);
PFNGLUNIFORM4FVPROC fUniform4fv;
typedef void (GLAPIENTRY * PFNGLUNIFORM4IPROC) (GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
PFNGLUNIFORM4IPROC fUniform4i;
typedef void (GLAPIENTRY * PFNGLUNIFORM4IVPROC) (GLint location, GLsizei count, const GLint* value);
PFNGLUNIFORM4IVPROC fUniform4iv;
typedef void (GLAPIENTRY * PFNGLUNIFORMMATRIX2FVPROC) (GLint location, GLsizei count, realGLboolean transpose, const GLfloat* value);
PFNGLUNIFORMMATRIX2FVPROC fUniformMatrix2fv;
typedef void (GLAPIENTRY * PFNGLUNIFORMMATRIX3FVPROC) (GLint location, GLsizei count, realGLboolean transpose, const GLfloat* value);
PFNGLUNIFORMMATRIX3FVPROC fUniformMatrix3fv;
typedef void (GLAPIENTRY * PFNGLUNIFORMMATRIX4FVPROC) (GLint location, GLsizei count, realGLboolean transpose, const GLfloat* value);
PFNGLUNIFORMMATRIX4FVPROC fUniformMatrix4fv;
typedef void (GLAPIENTRY * PFNGLUSEPROGRAMPROC) (GLuint program);
PFNGLUSEPROGRAMPROC fUseProgram;
typedef void (GLAPIENTRY * PFNGLVALIDATEPROGRAMPROC) (GLuint program);
PFNGLVALIDATEPROGRAMPROC fValidateProgram;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIBPOINTERPROC) (GLuint index, GLint size, GLenum type, realGLboolean normalized, GLsizei stride, const GLvoid* pointer);
PFNGLVERTEXATTRIBPOINTERPROC fVertexAttribPointer;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB1FPROC) (GLuint index, GLfloat x);
PFNGLVERTEXATTRIB1FPROC fVertexAttrib1f;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB2FPROC) (GLuint index, GLfloat x, GLfloat y);
PFNGLVERTEXATTRIB2FPROC fVertexAttrib2f;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB3FPROC) (GLuint index, GLfloat x, GLfloat y, GLfloat z);
PFNGLVERTEXATTRIB3FPROC fVertexAttrib3f;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB4FPROC) (GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
PFNGLVERTEXATTRIB4FPROC fVertexAttrib4f;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB1FVPROC) (GLuint index, const GLfloat* v);
PFNGLVERTEXATTRIB1FVPROC fVertexAttrib1fv;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB2FVPROC) (GLuint index, const GLfloat* v);
PFNGLVERTEXATTRIB2FVPROC fVertexAttrib2fv;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB3FVPROC) (GLuint index, const GLfloat* v);
PFNGLVERTEXATTRIB3FVPROC fVertexAttrib3fv;
typedef void (GLAPIENTRY * PFNGLVERTEXATTRIB4FVPROC) (GLuint index, const GLfloat* v);
PFNGLVERTEXATTRIB4FVPROC fVertexAttrib4fv;
typedef void (GLAPIENTRY * PFNGLVIEWPORTPROC) (GLint x, GLint y, GLsizei width, GLsizei height);
PFNGLVIEWPORTPROC fViewport;
typedef void (GLAPIENTRY * PFNGLCOMPILESHADERPROC) (GLuint shader);
PFNGLCOMPILESHADERPROC fCompileShader;
typedef void (GLAPIENTRY * PFNGLCOPYTEXIMAGE2DPROC) (GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
PFNGLCOPYTEXIMAGE2DPROC fCopyTexImage2D;
typedef void (GLAPIENTRY * PFNGLCOPYTEXSUBIMAGE2DPROC) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
PFNGLCOPYTEXSUBIMAGE2DPROC fCopyTexSubImage2D;
typedef void (GLAPIENTRY * PFNGLGETSHADERIVPROC) (GLuint shader, GLenum pname, GLint* param);
PFNGLGETSHADERIVPROC fGetShaderiv;
typedef void (GLAPIENTRY * PFNGLGETSHADERINFOLOGPROC) (GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* infoLog);
PFNGLGETSHADERINFOLOGPROC fGetShaderInfoLog;
typedef void (GLAPIENTRY * PFNGLGETSHADERSOURCEPROC) (GLint obj, GLsizei maxLength, GLsizei* length, GLchar* source);
PFNGLGETSHADERSOURCEPROC fGetShaderSource;
typedef void (GLAPIENTRY * PFNGLSHADERSOURCEPROC) (GLuint shader, GLsizei count, const GLchar** strings, const GLint* lengths);
PFNGLSHADERSOURCEPROC fShaderSource;
typedef void (GLAPIENTRY * PFNGLBINDFRAMEBUFFER) (GLenum target, GLuint framebuffer);
PFNGLBINDFRAMEBUFFER fBindFramebuffer;
typedef void (GLAPIENTRY * PFNGLBINDRENDERBUFFER) (GLenum target, GLuint renderbuffer);
PFNGLBINDRENDERBUFFER fBindRenderbuffer;
typedef GLenum (GLAPIENTRY * PFNGLCHECKFRAMEBUFFERSTATUS) (GLenum target);
PFNGLCHECKFRAMEBUFFERSTATUS fCheckFramebufferStatus;
typedef void (GLAPIENTRY * PFNGLFRAMEBUFFERRENDERBUFFER) (GLenum target, GLenum attachmentPoint, GLenum renderbufferTarget, GLuint renderbuffer);
PFNGLFRAMEBUFFERRENDERBUFFER fFramebufferRenderbuffer;
typedef void (GLAPIENTRY * PFNGLFRAMEBUFFERTEXTURE2D) (GLenum target, GLenum attachmentPoint, GLenum textureTarget, GLuint texture, GLint level);
PFNGLFRAMEBUFFERTEXTURE2D fFramebufferTexture2D;
typedef void (GLAPIENTRY * PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIV) (GLenum target, GLenum attachment, GLenum pname, GLint* value);
PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIV fGetFramebufferAttachmentParameteriv;
typedef void (GLAPIENTRY * PFNGLGETRENDERBUFFERPARAMETERIV) (GLenum target, GLenum pname, GLint* value);
PFNGLGETRENDERBUFFERPARAMETERIV fGetRenderbufferParameteriv;
typedef realGLboolean (GLAPIENTRY * PFNGLISFRAMEBUFFER) (GLuint framebuffer);
PFNGLISFRAMEBUFFER fIsFramebuffer;
typedef realGLboolean (GLAPIENTRY * PFNGLISRENDERBUFFER) (GLuint renderbuffer);
PFNGLISRENDERBUFFER fIsRenderbuffer;
typedef void (GLAPIENTRY * PFNGLRENDERBUFFERSTORAGE) (GLenum target, GLenum internalFormat, GLsizei width, GLsizei height);
PFNGLRENDERBUFFERSTORAGE fRenderbufferStorage;
void fDepthRange(GLclampf a, GLclampf b) {
if (mIsGLES2) {
priv_fDepthRangef(a, b);
} else {
priv_fDepthRange(a, b);
}
}
void fClearDepth(GLclampf v) {
if (mIsGLES2) {
priv_fClearDepthf(v);
} else {
priv_fClearDepth(v);
}
}
protected:
/* These are different between GLES2 and desktop GL; we hide those differences, use the GL
* names, but the most limited data type.
*/
typedef void (GLAPIENTRY * PFNGLDEPTHRANGEFPROC) (GLclampf, GLclampf);
PFNGLDEPTHRANGEFPROC priv_fDepthRangef;
typedef void (GLAPIENTRY * PFNGLCLEARDEPTHFPROC) (GLclampf);
PFNGLCLEARDEPTHFPROC priv_fClearDepthf;
typedef void (GLAPIENTRY * PFNGLDEPTHRANGEPROC) (GLclampd, GLclampd);
PFNGLDEPTHRANGEPROC priv_fDepthRange;
typedef void (GLAPIENTRY * PFNGLCLEARDEPTHPROC) (GLclampd);
PFNGLCLEARDEPTHPROC priv_fClearDepth;
/* These are special -- they create or delete GL resources that can live
* in a shared namespace. In DEBUG, we wrap these calls so that we can
* check when we have something that failed to do cleanup at the time the
* final context is destroyed.
*/
typedef GLuint (GLAPIENTRY * PFNGLCREATEPROGRAMPROC) (void);
PFNGLCREATEPROGRAMPROC priv_fCreateProgram;
typedef GLuint (GLAPIENTRY * PFNGLCREATESHADERPROC) (GLenum type);
PFNGLCREATESHADERPROC priv_fCreateShader;
typedef void (GLAPIENTRY * PFNGLGENBUFFERSPROC) (GLsizei n, GLuint* buffers);
PFNGLGENBUFFERSPROC priv_fGenBuffers;
typedef void (GLAPIENTRY * PFNGLGENTEXTURESPROC) (GLsizei n, GLuint *textures);
PFNGLGENTEXTURESPROC priv_fGenTextures;
typedef void (GLAPIENTRY * PFNGLGENFRAMEBUFFERS) (GLsizei n, GLuint* ids);
PFNGLGENFRAMEBUFFERS priv_fGenFramebuffers;
typedef void (GLAPIENTRY * PFNGLGENRENDERBUFFERS) (GLsizei n, GLuint* ids);
PFNGLGENRENDERBUFFERS priv_fGenRenderbuffers;
typedef void (GLAPIENTRY * PFNGLDELETEPROGRAMPROC) (GLuint program);
PFNGLDELETEPROGRAMPROC priv_fDeleteProgram;
typedef void (GLAPIENTRY * PFNGLDELETESHADERPROC) (GLuint shader);
PFNGLDELETESHADERPROC priv_fDeleteShader;
typedef void (GLAPIENTRY * PFNGLDELETEBUFFERSPROC) (GLsizei n, const GLuint* buffers);
PFNGLDELETEBUFFERSPROC priv_fDeleteBuffers;
typedef void (GLAPIENTRY * PFNGLDELETETEXTURESPROC) (GLsizei n, const GLuint* textures);
PFNGLDELETETEXTURESPROC priv_fDeleteTextures;
typedef void (GLAPIENTRY * PFNGLDELETEFRAMEBUFFERS) (GLsizei n, const GLuint* ids);
PFNGLDELETEFRAMEBUFFERS priv_fDeleteFramebuffers;
typedef void (GLAPIENTRY * PFNGLDELETERENDERBUFFERS) (GLsizei n, const GLuint* ids);
PFNGLDELETERENDERBUFFERS priv_fDeleteRenderbuffers;
public:
#ifndef DEBUG
GLuint GLAPIENTRY fCreateProgram() {
return priv_fCreateProgram();
}
GLuint GLAPIENTRY fCreateShader(GLenum t) {
return priv_fCreateShader(t);
}
void GLAPIENTRY fGenBuffers(GLsizei n, GLuint* names) {
priv_fGenBuffers(n, names);
}
void GLAPIENTRY fGenTextures(GLsizei n, GLuint* names) {
priv_fGenTextures(n, names);
}
void GLAPIENTRY fGenFramebuffers(GLsizei n, GLuint* names) {
priv_fGenFramebuffers(n, names);
}
void GLAPIENTRY fGenRenderbuffers(GLsizei n, GLuint* names) {
priv_fGenRenderbuffers(n, names);
}
void GLAPIENTRY fDeleteProgram(GLuint program) {
priv_fDeleteProgram(program);
}
void GLAPIENTRY fDeleteShader(GLuint shader) {
priv_fDeleteShader(shader);
}
void GLAPIENTRY fDeleteBuffers(GLsizei n, GLuint *names) {
priv_fDeleteBuffers(n, names);
}
void GLAPIENTRY fDeleteTextures(GLsizei n, GLuint *names) {
priv_fDeleteTextures(n, names);
}
void GLAPIENTRY fDeleteFramebuffers(GLsizei n, GLuint *names) {
priv_fDeleteFramebuffers(n, names);
}
void GLAPIENTRY fDeleteRenderbuffers(GLsizei n, GLuint *names) {
priv_fDeleteRenderbuffers(n, names);
}
#else
GLuint GLAPIENTRY fCreateProgram() {
GLuint ret = priv_fCreateProgram();
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->CreatedProgram(this, ret);
}
return ret;
}
GLuint GLAPIENTRY fCreateShader(GLenum t) {
GLuint ret = priv_fCreateShader(t);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->CreatedShader(this, ret);
}
return ret;
}
void GLAPIENTRY fGenBuffers(GLsizei n, GLuint* names) {
priv_fGenBuffers(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->CreatedBuffers(this, n, names);
}
}
void GLAPIENTRY fGenTextures(GLsizei n, GLuint* names) {
priv_fGenTextures(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->CreatedTextures(this, n, names);
}
}
void GLAPIENTRY fGenFramebuffers(GLsizei n, GLuint* names) {
priv_fGenFramebuffers(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->CreatedFramebuffers(this, n, names);
}
}
void GLAPIENTRY fGenRenderbuffers(GLsizei n, GLuint* names) {
priv_fGenRenderbuffers(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->CreatedRenderbuffers(this, n, names);
}
}
void GLAPIENTRY fDeleteProgram(GLuint program) {
priv_fDeleteProgram(program);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->DeletedProgram(this, program);
}
}
void GLAPIENTRY fDeleteShader(GLuint shader) {
priv_fDeleteShader(shader);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->DeletedShader(this, shader);
}
}
void GLAPIENTRY fDeleteBuffers(GLsizei n, GLuint *names) {
priv_fDeleteBuffers(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->DeletedBuffers(this, n, names);
}
}
void GLAPIENTRY fDeleteTextures(GLsizei n, GLuint *names) {
priv_fDeleteTextures(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->DeletedTextures(this, n, names);
}
}
void GLAPIENTRY fDeleteFramebuffers(GLsizei n, GLuint *names) {
priv_fDeleteFramebuffers(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->DeletedFramebuffers(this, n, names);
}
}
void GLAPIENTRY fDeleteRenderbuffers(GLsizei n, GLuint *names) {
priv_fDeleteRenderbuffers(n, names);
if (mSharedContext) {
GLContext *tip = mSharedContext;
while (tip->mSharedContext)
tip = tip->mSharedContext;
tip->DeletedRenderbuffers(this, n, names);
}
}
void THEBES_API CreatedProgram(GLContext *aOrigin, GLuint aName);
void THEBES_API CreatedShader(GLContext *aOrigin, GLuint aName);
void THEBES_API CreatedBuffers(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API CreatedTextures(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API CreatedFramebuffers(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API CreatedRenderbuffers(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API DeletedProgram(GLContext *aOrigin, GLuint aName);
void THEBES_API DeletedShader(GLContext *aOrigin, GLuint aName);
void THEBES_API DeletedBuffers(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API DeletedTextures(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API DeletedFramebuffers(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void THEBES_API DeletedRenderbuffers(GLContext *aOrigin, GLsizei aCount, GLuint *aNames);
void SharedContextDestroyed(GLContext *aChild);
void ReportOutstandingNames();
struct NamedResource {
NamedResource()
: origin(nsnull), name(0), originDeleted(PR_FALSE)
{ }
NamedResource(GLContext *aOrigin, GLuint aName)
: origin(aOrigin), name(aName), originDeleted(PR_FALSE)
{ }
GLContext *origin;
GLuint name;
PRBool originDeleted;
// for sorting
bool operator<(const NamedResource& aOther) const {
if (intptr_t(origin) < intptr_t(aOther.origin))
return true;
if (name < aOther.name)
return true;
return false;
}
bool operator==(const NamedResource& aOther) const {
return origin == aOther.origin &&
name == aOther.name &&
originDeleted == aOther.originDeleted;
}
};
nsTArray<NamedResource> mTrackedPrograms;
nsTArray<NamedResource> mTrackedShaders;
nsTArray<NamedResource> mTrackedTextures;
nsTArray<NamedResource> mTrackedFramebuffers;
nsTArray<NamedResource> mTrackedRenderbuffers;
nsTArray<NamedResource> mTrackedBuffers;
#endif
};
inline void
GLDebugPrintError(GLContext* aCx, const char* const aFile, int aLine)
{
GLenum err = aCx->fGetError();
if (err) {
printf_stderr("GL ERROR: 0x%04x at %s:%d\n", err, aFile, aLine);
}
}
#ifdef DEBUG
# define DEBUG_GL_ERROR_CHECK(cx) mozilla::gl::GLDebugPrintError(cx, __FILE__, __LINE__)
#else
# define DEBUG_GL_ERROR_CHECK(cx) do { } while (0)
#endif
} /* namespace gl */
} /* namespace mozilla */
#endif /* GLCONTEXT_H_ */
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