Bug 560147: Add a Unified OpenGL wrapper in Thebes that can be used from throughout the tree. r=vlad

This commit is contained in:
Bas Schouten 2010-04-27 04:09:44 +02:00
parent 43db547c0a
commit b74052b922
8 changed files with 4221 additions and 0 deletions

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@ -0,0 +1,431 @@
/* ***** 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_
#ifdef WIN32
#include <windows.h>
#endif
#include "GLDefs.h"
#include "gfxTypes.h"
#include "nsISupportsImpl.h"
#include "prlink.h"
#ifndef GLAPIENTRY
#ifdef XP_WIN
#define GLAPIENTRY __stdcall
#else
#define GLAPIENTRY
#endif
#define GLAPI
#endif
typedef char realGLboolean;
namespace mozilla {
namespace gl {
class LibrarySymbolLoader
{
public:
bool 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;
PRFuncPtr LookupSymbol(const char *symname, bool tryplatform = false);
PRBool LoadSymbols(SymLoadStruct *firstStruct, bool tryplatform = false, const char *prefix = NULL);
protected:
LibrarySymbolLoader() {
mLibrary = nsnull;
mLookupFunc = nsnull;
}
PRLibrary *mLibrary;
PlatformLookupFunction mLookupFunc;
};
class GLContext
: public LibrarySymbolLoader
{
THEBES_INLINE_DECL_THREADSAFE_REFCOUNTING(GLContext)
public:
GLContext() : mInitialized(false) { }
virtual ~GLContext() { }
virtual PRBool MakeCurrent() = 0;
virtual PRBool SetupLookupFunction() = 0;
protected:
PRBool mInitialized;
PRBool InitWithPrefix(const char *prefix, PRBool trygl);
//
// 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;
#ifdef USE_GLES2
typedef void (GLAPIENTRY * PFNGLCLEARDEPTHFPROC) (GLclampf);
PFNGLCLEARDEPTHFPROC fClearDepthf;
#else
typedef void (GLAPIENTRY * PFNGLCLEARDEPTHPROC) (GLclampd);
PFNGLCLEARDEPTHPROC fClearDepth;
#endif
typedef void (GLAPIENTRY * PFNGLCLEARSTENCILPROC) (GLint);
PFNGLCLEARSTENCILPROC fClearStencil;
typedef void (GLAPIENTRY * PFNGLCOLORMASKPROC) (realGLboolean red, realGLboolean green, realGLboolean blue, realGLboolean alpha);
PFNGLCOLORMASKPROC fColorMask;
typedef GLuint (GLAPIENTRY * PFNGLCREATEPROGRAMPROC) (void);
PFNGLCREATEPROGRAMPROC fCreateProgram;
typedef GLuint (GLAPIENTRY * PFNGLCREATESHADERPROC) (GLenum type);
PFNGLCREATESHADERPROC fCreateShader;
typedef void (GLAPIENTRY * PFNGLCULLFACEPROC) (GLenum mode);
PFNGLCULLFACEPROC fCullFace;
typedef void (GLAPIENTRY * PFNGLDELETEBUFFERSPROC) (GLsizei n, const GLuint* buffers);
PFNGLDELETEBUFFERSPROC fDeleteBuffers;
typedef void (GLAPIENTRY * PFNGLDELETETEXTURESPROC) (GLsizei n, const GLuint* textures);
PFNGLDELETETEXTURESPROC fDeleteTextures;
typedef void (GLAPIENTRY * PFNGLDELETEPROGRAMPROC) (GLuint program);
PFNGLDELETEPROGRAMPROC fDeleteProgram;
typedef void (GLAPIENTRY * PFNGLDELETESHADERPROC) (GLuint shader);
PFNGLDELETESHADERPROC fDeleteShader;
typedef void (GLAPIENTRY * PFNGLDETACHSHADERPROC) (GLuint program, GLuint shader);
PFNGLDETACHSHADERPROC fDetachShader;
typedef void (GLAPIENTRY * PFNGLDEPTHFUNCPROC) (GLenum);
PFNGLDEPTHFUNCPROC fDepthFunc;
typedef void (GLAPIENTRY * PFNGLDEPTHMASKPROC) (realGLboolean);
PFNGLDEPTHMASKPROC fDepthMask;
#ifdef USE_GLES2
typedef void (GLAPIENTRY * PFNGLDEPTHRANGEFPROC) (GLclampf, GLclampf);
PFNGLDEPTHRANGEFPROC fDepthRangef;
#else
typedef void (GLAPIENTRY * PFNGLDEPTHRANGEPROC) (GLclampd, GLclampd);
PFNGLDEPTHRANGEPROC fDepthRange;
#endif
typedef void (GLAPIENTRY * PFNGLDISABLEPROC) (GLenum);
PFNGLDISABLEPROC fDisable;
typedef void (GLAPIENTRY * PFNGLDISABLECLIENTSTATEPROC) (GLenum);
PFNGLDISABLECLIENTSTATEPROC fDisableClientState;
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 * PFNGLENABLECLIENTSTATEPROC) (GLenum);
PFNGLENABLECLIENTSTATEPROC fEnableClientState;
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 * PFNGLGENBUFFERSPROC) (GLsizei n, GLuint* buffers);
PFNGLGENBUFFERSPROC fGenBuffers;
typedef void (GLAPIENTRY * PFNGLGENTEXTURESPROC) (GLsizei n, GLuint *textures);
PFNGLGENTEXTURESPROC fGenTextures;
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 * PFNGLTEXENVFPROC) (GLenum, GLenum, GLfloat);
PFNGLTEXENVFPROC fTexEnvf;
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;
#if 0
typedef void * (GLAPIENTRY * PFNGLMAPBUFFERPROC) (GLenum target, GLenum access);
PFNGLMAPBUFFERPROC fMapBuffer;
typedef realGLboolean (GLAPIENTRY * PFNGLUNAMPBUFFERPROC) (GLenum target);
PFNGLUNAMPBUFFERPROC fUnmapBuffer;
#endif
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 * PFNGLTEXCOORDPOINTERPROC) (GLint,
GLenum,
GLsizei,
const GLvoid *);
PFNGLTEXCOORDPOINTERPROC fTexCoordPointer;
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 * PFNGLVERTEXPOINTERPROC) (GLint,
GLenum,
GLsizei,
const GLvoid *);
PFNGLVERTEXPOINTERPROC fVertexPointer;
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 * PFNGLDELETEFRAMEBUFFERS) (GLsizei n, const GLuint* ids);
PFNGLDELETEFRAMEBUFFERS fDeleteFramebuffers;
typedef void (GLAPIENTRY * PFNGLDELETERENDERBUFFERS) (GLsizei n, const GLuint* ids);
PFNGLDELETERENDERBUFFERS fDeleteRenderbuffers;
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 void (GLAPIENTRY * PFNGLGENFRAMEBUFFERS) (GLsizei n, GLuint* ids);
PFNGLGENFRAMEBUFFERS fGenFramebuffers;
typedef void (GLAPIENTRY * PFNGLGENRENDERBUFFERS) (GLsizei n, GLuint* ids);
PFNGLGENRENDERBUFFERS fGenRenderbuffers;
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;
};
} /* namespace gl */
} /* namespace mozilla */
#endif /* GLCONTEXT_H_ */

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@ -0,0 +1,76 @@
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** 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 Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* 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 GLCONTEXTPROVIDER_H_
#define GLCONTEXTPROVIDER_H_
#include "GLContext.h"
#include "gfxTypes.h"
#include "gfxPoint.h"
#include "nsAutoPtr.h"
class nsIWidget;
namespace mozilla {
namespace gl {
class GLContextProvider
{
public:
/**
* Creates a PBuffer.
*
* @param aSize Size of the pbuffer to create
* @return Context to use for this Pbuffer
*/
already_AddRefed<GLContext> CreatePbuffer(const gfxSize &aSize);
/**
* Create a context that renders to the surface of the widget that is
* passed in.
*
* @param Widget whose surface to create a context for
* @return Context to use for this window
*/
already_AddRefed<GLContext> CreateForWindow(nsIWidget *aWidget);
};
extern GLContextProvider sGLContextProvider;
}
}
#endif

3164
gfx/thebes/public/GLDefs.h Normal file

File diff suppressed because it is too large Load Diff

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@ -30,6 +30,9 @@ EXPORTS = gfx3DMatrix.h \
gfxTextRunWordCache.h \
gfxUtils.h \
gfxUserFontSet.h \
GLDefs.h \
GLContext.h \
GLContextProvider.h \
$(NULL)
EXPORTS += \

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@ -0,0 +1,307 @@
/* ***** 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) 2009
* 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 ***** */
#include <string.h>
#include <stdio.h>
#include "prlink.h"
#include "GLContext.h"
namespace mozilla {
namespace gl {
#define MAX_SYMBOL_LENGTH 128
#define MAX_SYMBOL_NAMES 5
bool
LibrarySymbolLoader::OpenLibrary(const char *library)
{
PRLibSpec lspec;
lspec.type = PR_LibSpec_Pathname;
lspec.value.pathname = library;
mLibrary = PR_LoadLibraryWithFlags(lspec, PR_LD_LAZY | PR_LD_LOCAL);
if (!mLibrary)
return false;
return true;
}
PRFuncPtr
LibrarySymbolLoader::LookupSymbol(const char *sym, bool tryplatform)
{
PRFuncPtr res = 0;
// try finding it in the library directly, if we have one
if (mLibrary) {
res = PR_FindFunctionSymbol(mLibrary, sym);
}
// try finding it in the process
if (!res) {
PRLibrary *leakedLibRef;
res = PR_FindFunctionSymbolAndLibrary(sym, &leakedLibRef);
}
// no? then try looking it up via the lookup symbol
if (!res && tryplatform && mLookupFunc) {
res = mLookupFunc (sym);
}
return res;
}
PRBool
LibrarySymbolLoader::LoadSymbols(SymLoadStruct *firstStruct, bool tryplatform, const char *prefix)
{
char sbuf[MAX_SYMBOL_LENGTH * 2];
SymLoadStruct *ss = firstStruct;
while (ss->symPointer) {
*ss->symPointer = 0;
for (int i = 0; i < MAX_SYMBOL_NAMES; i++) {
if (ss->symNames[i] == nsnull)
break;
const char *s = ss->symNames[i];
if (prefix && *prefix != 0) {
strcpy(sbuf, prefix);
strcat(sbuf, ss->symNames[i]);
s = sbuf;
}
PRFuncPtr p = LookupSymbol(s, tryplatform);
if (p) {
*ss->symPointer = p;
break;
}
}
if (*ss->symPointer == 0) {
fprintf (stderr, "Can't find symbol '%s'\n", ss->symNames[0]);
return false;
}
ss++;
}
return true;
}
/*
* XXX - we should really know the ARB/EXT variants of these
* instead of only handling the symbol if it's exposed directly.
*/
PRBool
GLContext::InitWithPrefix(const char *prefix, PRBool trygl)
{
if (mInitialized) {
return PR_TRUE;
}
SymLoadStruct symbols[] = {
{ (PRFuncPtr*) &fActiveTexture, { "ActiveTexture", "ActiveTextureARB", NULL } },
{ (PRFuncPtr*) &fAttachShader, { "AttachShader", "AttachShaderARB", NULL } },
{ (PRFuncPtr*) &fBindAttribLocation, { "BindAttribLocation", "BindAttribLocationARB", NULL } },
{ (PRFuncPtr*) &fBindBuffer, { "BindBuffer", "BindBufferARB", NULL } },
{ (PRFuncPtr*) &fBindTexture, { "BindTexture", "BindTextureARB", NULL } },
{ (PRFuncPtr*) &fBlendColor, { "BlendColor", NULL } },
{ (PRFuncPtr*) &fBlendEquation, { "BlendEquation", NULL } },
{ (PRFuncPtr*) &fBlendEquationSeparate, { "BlendEquationSeparate", "BlendEquationSeparateEXT", NULL } },
{ (PRFuncPtr*) &fBlendFunc, { "BlendFunc", NULL } },
{ (PRFuncPtr*) &fBlendFuncSeparate, { "BlendFuncSeparate", "BlendFuncSeparateEXT", NULL } },
{ (PRFuncPtr*) &fBufferData, { "BufferData", NULL } },
{ (PRFuncPtr*) &fBufferSubData, { "BufferSubData", NULL } },
{ (PRFuncPtr*) &fClear, { "Clear", NULL } },
{ (PRFuncPtr*) &fClearColor, { "ClearColor", NULL } },
#ifdef USE_GLES2
{ (PRFuncPtr*) &fClearDepthf, { "ClearDepthf", NULL } },
#else
{ (PRFuncPtr*) &fClearDepth, { "ClearDepth", NULL } },
#endif
{ (PRFuncPtr*) &fClearStencil, { "ClearStencil", NULL } },
{ (PRFuncPtr*) &fColorMask, { "ColorMask", NULL } },
{ (PRFuncPtr*) &fCreateProgram, { "CreateProgram", "CreateProgramARB", NULL } },
{ (PRFuncPtr*) &fCreateShader, { "CreateShader", "CreateShaderARB", NULL } },
{ (PRFuncPtr*) &fCullFace, { "CullFace", NULL } },
{ (PRFuncPtr*) &fDeleteBuffers, { "DeleteBuffers", "DeleteBuffersARB", NULL } },
{ (PRFuncPtr*) &fDeleteTextures, { "DeleteTextures", "DeleteTexturesARB", NULL } },
{ (PRFuncPtr*) &fDeleteProgram, { "DeleteProgram", "DeleteProgramARB", NULL } },
{ (PRFuncPtr*) &fDeleteShader, { "DeleteShader", "DeleteShaderARB", NULL } },
{ (PRFuncPtr*) &fDetachShader, { "DetachShader", "DetachShaderARB", NULL } },
{ (PRFuncPtr*) &fDepthFunc, { "DepthFunc", NULL } },
{ (PRFuncPtr*) &fDepthMask, { "DepthMask", NULL } },
#ifdef USE_GLES2
{ (PRFuncPtr*) &fDepthRangef, { "DepthRangef", NULL } },
#else
{ (PRFuncPtr*) &fDepthRange, { "DepthRange", NULL } },
#endif
{ (PRFuncPtr*) &fDisable, { "Disable", NULL } },
{ (PRFuncPtr*) &fDisableClientState, { "DisableClientState", NULL } },
{ (PRFuncPtr*) &fDisableVertexAttribArray, { "DisableVertexAttribArray", "DisableVertexAttribArrayARB", NULL } },
{ (PRFuncPtr*) &fDrawArrays, { "DrawArrays", NULL } },
{ (PRFuncPtr*) &fDrawElements, { "DrawElements", NULL } },
{ (PRFuncPtr*) &fEnable, { "Enable", NULL } },
{ (PRFuncPtr*) &fEnableClientState, { "EnableClientState", NULL } },
{ (PRFuncPtr*) &fEnableVertexAttribArray, { "EnableVertexAttribArray", "EnableVertexAttribArrayARB", NULL } },
{ (PRFuncPtr*) &fFinish, { "Finish", NULL } },
{ (PRFuncPtr*) &fFlush, { "Flush", NULL } },
{ (PRFuncPtr*) &fFrontFace, { "FrontFace", NULL } },
{ (PRFuncPtr*) &fGetActiveAttrib, { "GetActiveAttrib", "GetActiveAttribARB", NULL } },
{ (PRFuncPtr*) &fGetActiveUniform, { "GetActiveUniform", "GetActiveUniformARB", NULL } },
{ (PRFuncPtr*) &fGetAttachedShaders, { "GetAttachedShaders", "GetAttachedShadersARB", NULL } },
{ (PRFuncPtr*) &fGetAttribLocation, { "GetAttribLocation", "GetAttribLocationARB", NULL } },
{ (PRFuncPtr*) &fGetIntegerv, { "GetIntegerv", NULL } },
{ (PRFuncPtr*) &fGetFloatv, { "GetFloatv", NULL } },
{ (PRFuncPtr*) &fGetBooleanv, { "GetBooleanv", NULL } },
{ (PRFuncPtr*) &fGetBufferParameteriv, { "GetBufferParameteriv", "GetBufferParameterivARB", NULL } },
{ (PRFuncPtr*) &fGenBuffers, { "GenBuffers", "GenBuffersARB", NULL } },
{ (PRFuncPtr*) &fGenTextures, { "GenTextures", NULL } },
{ (PRFuncPtr*) &fGetError, { "GetError", NULL } },
{ (PRFuncPtr*) &fGetProgramiv, { "GetProgramiv", "GetProgramivARB", NULL } },
{ (PRFuncPtr*) &fGetProgramInfoLog, { "GetProgramInfoLog", "GetProgramInfoLogARB", NULL } },
{ (PRFuncPtr*) &fTexCoordPointer, { "TexCoordPointer", NULL } },
{ (PRFuncPtr*) &fTexParameteri, { "TexParameteri", NULL } },
{ (PRFuncPtr*) &fTexParameterf, { "TexParameterf", NULL } },
{ (PRFuncPtr*) &fGetString, { "GetString", NULL } },
{ (PRFuncPtr*) &fGetTexParameterfv, { "GetTexParameterfv", NULL } },
{ (PRFuncPtr*) &fGetTexParameteriv, { "GetTexParameteriv", NULL } },
{ (PRFuncPtr*) &fGetUniformfv, { "GetUniformfv", "GetUniformfvARB", NULL } },
{ (PRFuncPtr*) &fGetUniformiv, { "GetUniformiv", "GetUniformivARB", NULL } },
{ (PRFuncPtr*) &fGetUniformLocation, { "GetUniformLocation", "GetUniformLocationARB", NULL } },
{ (PRFuncPtr*) &fGetVertexAttribfv, { "GetVertexAttribfv", "GetVertexAttribfvARB", NULL } },
{ (PRFuncPtr*) &fGetVertexAttribiv, { "GetVertexAttribiv", "GetVertexAttribivARB", NULL } },
{ (PRFuncPtr*) &fHint, { "Hint", NULL } },
{ (PRFuncPtr*) &fIsBuffer, { "IsBuffer", "IsBufferARB", NULL } },
{ (PRFuncPtr*) &fIsEnabled, { "IsEnabled", NULL } },
{ (PRFuncPtr*) &fIsProgram, { "IsProgram", "IsProgramARB", NULL } },
{ (PRFuncPtr*) &fIsShader, { "IsShader", "IsShaderARB", NULL } },
{ (PRFuncPtr*) &fIsTexture, { "IsTexture", "IsTextureARB", NULL } },
{ (PRFuncPtr*) &fLineWidth, { "LineWidth", NULL } },
{ (PRFuncPtr*) &fLinkProgram, { "LinkProgram", "LinkProgramARB", NULL } },
{ (PRFuncPtr*) &fPixelStorei, { "PixelStorei", NULL } },
{ (PRFuncPtr*) &fPolygonOffset, { "PolygonOffset", NULL } },
{ (PRFuncPtr*) &fReadBuffer, { "ReadBuffer", NULL } },
{ (PRFuncPtr*) &fReadPixels, { "ReadPixels", NULL } },
{ (PRFuncPtr*) &fSampleCoverage, { "SampleCoverage", NULL } },
{ (PRFuncPtr*) &fScissor, { "Scissor", NULL } },
{ (PRFuncPtr*) &fStencilFunc, { "StencilFunc", NULL } },
{ (PRFuncPtr*) &fStencilFuncSeparate, { "StencilFuncSeparate", "StencilFuncSeparateEXT", NULL } },
{ (PRFuncPtr*) &fStencilMask, { "StencilMask", NULL } },
{ (PRFuncPtr*) &fStencilMaskSeparate, { "StencilMaskSeparate", "StencilMaskSeparateEXT", NULL } },
{ (PRFuncPtr*) &fStencilOp, { "StencilOp", NULL } },
{ (PRFuncPtr*) &fStencilOpSeparate, { "StencilOpSeparate", "StencilOpSeparateEXT", NULL } },
{ (PRFuncPtr*) &fTexEnvf, { "TexEnvf", NULL } },
{ (PRFuncPtr*) &fTexImage2D, { "TexImage2D", NULL } },
{ (PRFuncPtr*) &fTexSubImage2D, { "TexSubImage2D", NULL } },
{ (PRFuncPtr*) &fUniform1f, { "Uniform1f", NULL } },
{ (PRFuncPtr*) &fUniform1fv, { "Uniform1fv", NULL } },
{ (PRFuncPtr*) &fUniform1i, { "Uniform1i", NULL } },
{ (PRFuncPtr*) &fUniform1iv, { "Uniform1iv", NULL } },
{ (PRFuncPtr*) &fUniform2f, { "Uniform2f", NULL } },
{ (PRFuncPtr*) &fUniform2fv, { "Uniform2fv", NULL } },
{ (PRFuncPtr*) &fUniform2i, { "Uniform2i", NULL } },
{ (PRFuncPtr*) &fUniform2iv, { "Uniform2iv", NULL } },
{ (PRFuncPtr*) &fUniform3f, { "Uniform3f", NULL } },
{ (PRFuncPtr*) &fUniform3fv, { "Uniform3fv", NULL } },
{ (PRFuncPtr*) &fUniform3i, { "Uniform3i", NULL } },
{ (PRFuncPtr*) &fUniform3iv, { "Uniform3iv", NULL } },
{ (PRFuncPtr*) &fUniform4f, { "Uniform4f", NULL } },
{ (PRFuncPtr*) &fUniform4fv, { "Uniform4fv", NULL } },
{ (PRFuncPtr*) &fUniform4i, { "Uniform4i", NULL } },
{ (PRFuncPtr*) &fUniform4iv, { "Uniform4iv", NULL } },
{ (PRFuncPtr*) &fUniformMatrix2fv, { "UniformMatrix2fv", NULL } },
{ (PRFuncPtr*) &fUniformMatrix3fv, { "UniformMatrix3fv", NULL } },
{ (PRFuncPtr*) &fUniformMatrix4fv, { "UniformMatrix4fv", NULL } },
{ (PRFuncPtr*) &fUseProgram, { "UseProgram", NULL } },
{ (PRFuncPtr*) &fValidateProgram, { "ValidateProgram", NULL } },
{ (PRFuncPtr*) &fVertexAttribPointer, { "VertexAttribPointer", NULL } },
{ (PRFuncPtr*) &fVertexAttrib1f, { "VertexAttrib1f", NULL } },
{ (PRFuncPtr*) &fVertexAttrib2f, { "VertexAttrib2f", NULL } },
{ (PRFuncPtr*) &fVertexAttrib3f, { "VertexAttrib3f", NULL } },
{ (PRFuncPtr*) &fVertexAttrib4f, { "VertexAttrib4f", NULL } },
{ (PRFuncPtr*) &fVertexAttrib1fv, { "VertexAttrib1fv", NULL } },
{ (PRFuncPtr*) &fVertexAttrib2fv, { "VertexAttrib2fv", NULL } },
{ (PRFuncPtr*) &fVertexAttrib3fv, { "VertexAttrib3fv", NULL } },
{ (PRFuncPtr*) &fVertexAttrib4fv, { "VertexAttrib4fv", NULL } },
{ (PRFuncPtr*) &fVertexPointer, { "VertexPointer", NULL } },
{ (PRFuncPtr*) &fViewport, { "Viewport", NULL } },
{ (PRFuncPtr*) &fCompileShader, { "CompileShader", NULL } },
{ (PRFuncPtr*) &fCopyTexImage2D, { "CopyTexImage2D", NULL } },
{ (PRFuncPtr*) &fCopyTexSubImage2D, { "CopyTexSubImage2D", NULL } },
{ (PRFuncPtr*) &fGetShaderiv, { "GetShaderiv", NULL } },
{ (PRFuncPtr*) &fGetShaderInfoLog, { "GetShaderInfoLog", NULL } },
{ (PRFuncPtr*) &fGetShaderSource, { "GetShaderSource", NULL } },
{ (PRFuncPtr*) &fShaderSource, { "ShaderSource", NULL } },
{ (PRFuncPtr*) &fVertexAttribPointer, { "VertexAttribPointer", NULL } },
{ (PRFuncPtr*) &fBindFramebuffer, { "BindFramebuffer", "BindFramebufferEXT", NULL } },
{ (PRFuncPtr*) &fBindRenderbuffer, { "BindRenderbuffer", "BindRenderbufferEXT", NULL } },
{ (PRFuncPtr*) &fCheckFramebufferStatus, { "CheckFramebufferStatus", "CheckFramebufferStatusEXT", NULL } },
{ (PRFuncPtr*) &fDeleteFramebuffers, { "DeleteFramebuffers", "DeleteFramebuffersEXT", NULL } },
{ (PRFuncPtr*) &fDeleteRenderbuffers, { "DeleteRenderbuffers", "DeleteRenderbuffersEXT", NULL } },
{ (PRFuncPtr*) &fFramebufferRenderbuffer, { "FramebufferRenderbuffer", "FramebufferRenderbufferEXT", NULL } },
{ (PRFuncPtr*) &fFramebufferTexture2D, { "FramebufferTexture2D", "FramebufferTexture2DEXT", NULL } },
{ (PRFuncPtr*) &fGenerateMipmap, { "GenerateMipmap", "GenerateMipmapEXT", NULL } },
{ (PRFuncPtr*) &fGenFramebuffers, { "GenFramebuffers", "GenFramebuffersEXT", NULL } },
{ (PRFuncPtr*) &fGenRenderbuffers, { "GenRenderbuffers", "GenRenderbuffersEXT", NULL } },
{ (PRFuncPtr*) &fGetFramebufferAttachmentParameteriv, { "GetFramebufferAttachmentParameteriv", "GetFramebufferAttachmentParameterivEXT", NULL } },
{ (PRFuncPtr*) &fGetRenderbufferParameteriv, { "GetRenderbufferParameteriv", "GetRenderbufferParameterivEXT", NULL } },
{ (PRFuncPtr*) &fIsFramebuffer, { "IsFramebuffer", "IsFramebufferEXT", NULL } },
{ (PRFuncPtr*) &fIsRenderbuffer, { "IsRenderbuffer", "IsRenderbufferEXT", NULL } },
{ (PRFuncPtr*) &fRenderbufferStorage, { "RenderbufferStorage", "RenderbufferStorageEXT", NULL } },
#if 0
{ (PRFuncPtr*) &fMapBuffer, { "MapBuffer", NULL } },
{ (PRFuncPtr*) &fUnmapBuffer, { "UnmapBuffer", NULL } },
#endif
{ NULL, { NULL } },
};
mInitialized = LoadSymbols(&symbols[0], trygl, prefix);
return mInitialized;
}
} /* namespace gl */
} /* namespace mozilla */

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@ -0,0 +1,56 @@
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** 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 Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* 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 ***** */
#include "GLContextProvider.h"
namespace mozilla {
namespace gl {
GLContextProvider sGLContextProvider;
already_AddRefed<GLContext>
GLContextProvider::CreateForWindow(nsIWidget*)
{
return nsnull;
}
already_AddRefed<GLContext>
GLContextProvider::CreatePbuffer(const gfxSize &)
{
return nsnull;
}
} /* namespace gl */
} /* namespace mozilla */

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@ -0,0 +1,173 @@
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** 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 Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* 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 ***** */
#include "GLContextProvider.h"
#include "nsDebug.h"
#include "nsIWidget.h"
namespace mozilla {
namespace gl {
GLContextProvider sGLContextProvider;
static class WGLLibrary
{
public:
WGLLibrary() : mInitialized(PR_FALSE) {}
typedef HGLRC (GLAPIENTRY * PFNWGLCREATECONTEXTPROC) (HDC);
PFNWGLCREATECONTEXTPROC fCreateContext;
typedef BOOL (GLAPIENTRY * PFNWGLDELETECONTEXTPROC) (HGLRC);
PFNWGLDELETECONTEXTPROC fDeleteContext;
typedef BOOL (GLAPIENTRY * PFNWGLMAKECURRENTPROC) (HDC, HGLRC);
PFNWGLMAKECURRENTPROC fMakeCurrent;
typedef PROC (GLAPIENTRY * PFNWGLGETPROCADDRESSPROC) (LPCSTR);
PFNWGLGETPROCADDRESSPROC fGetProcAddress;
PRBool EnsureInitialized()
{
if (mInitialized) {
return PR_TRUE;
}
if (!mOGLLibrary) {
mOGLLibrary = PR_LoadLibrary("Opengl32.dll");
if (!mOGLLibrary) {
NS_WARNING("Couldn't load OpenGL DLL.");
return PR_FALSE;
}
}
fCreateContext = (PFNWGLCREATECONTEXTPROC)
PR_FindFunctionSymbol(mOGLLibrary, "wglCreateContext");
fDeleteContext = (PFNWGLDELETECONTEXTPROC)
PR_FindFunctionSymbol(mOGLLibrary, "wglDeleteContext");
fMakeCurrent = (PFNWGLMAKECURRENTPROC)
PR_FindFunctionSymbol(mOGLLibrary, "wglMakeCurrent");
fGetProcAddress = (PFNWGLGETPROCADDRESSPROC)
PR_FindFunctionSymbol(mOGLLibrary, "wglGetProcAddress");
if (!fCreateContext || !fDeleteContext ||
!fMakeCurrent || !fGetProcAddress) {
return PR_FALSE;
}
mInitialized = PR_TRUE;
return PR_TRUE;
}
private:
PRBool mInitialized;
PRLibrary *mOGLLibrary;
} sWGLLibrary;
class GLContextWGL : public GLContext
{
public:
GLContextWGL(HDC aDC, HGLRC aContext)
: mContext(aContext), mDC(aDC) {}
~GLContextWGL()
{
sWGLLibrary.fDeleteContext(mContext);
}
PRBool Init()
{
MakeCurrent();
SetupLookupFunction();
return InitWithPrefix("gl", PR_TRUE);
}
PRBool MakeCurrent()
{
BOOL succeeded = sWGLLibrary.fMakeCurrent(mDC, mContext);
NS_ASSERTION(succeeded, "Failed to make GL context current!");
return succeeded;
}
PRBool SetupLookupFunction()
{
mLookupFunc = (PlatformLookupFunction)sWGLLibrary.fGetProcAddress;
return PR_TRUE;
}
private:
HGLRC mContext;
HDC mDC;
};
already_AddRefed<GLContext>
GLContextProvider::CreateForWindow(nsIWidget *aWidget)
{
if (!sWGLLibrary.EnsureInitialized()) {
return nsnull;
}
/**
* We need to make sure we call SetPixelFormat -after- calling
* EnsureInitialized, otherwise it can load/unload the dll and
* wglCreateContext will fail.
*/
HDC dc = (HDC)aWidget->GetNativeData(NS_NATIVE_GRAPHIC);
PIXELFORMATDESCRIPTOR pfd;
ZeroMemory(&pfd, sizeof(pfd));
pfd.nSize = sizeof(pfd);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 32;
pfd.cDepthBits = 0;
pfd.iLayerType = PFD_MAIN_PLANE;
int iFormat = ChoosePixelFormat(dc, &pfd);
SetPixelFormat(dc, iFormat, &pfd);
HGLRC context = sWGLLibrary.fCreateContext(dc);
if (!context) {
return nsnull;
}
nsRefPtr<GLContextWGL> glContext = new GLContextWGL(dc, context);
glContext->Init();
return glContext.forget().get();
}
already_AddRefed<GLContext>
GLContextProvider::CreatePbuffer(const gfxSize &)
{
return nsnull;
}
} /* namespace gl */
} /* namespace mozilla */

View File

@ -32,6 +32,7 @@ CPPSRCS = \
gfxTextRunCache.cpp \
gfxTextRunWordCache.cpp \
gfxUserFontSet.cpp \
GLContext.cpp \
$(NULL)
EXTRA_DSO_LDOPTS += \
@ -183,6 +184,16 @@ CSRCS += woff.c
EXTRA_DSO_LDOPTS += $(TK_LIBS)
ifeq ($(MOZ_WIDGET_TOOLKIT),windows)
ifndef WINCE
CPPSRCS += GLContextProviderWGL.cpp
else
CPPSRCS += GLContextProviderNull.cpp
endif
else
CPPSRCS += GLContextProviderNull.cpp
endif
DEFINES += -DIMPL_THEBES -DWOFF_MOZILLA_CLIENT
include $(topsrcdir)/config/rules.mk