gecko-dev/gfx/gl/GLLibraryEGL.h

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C++

/* 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 file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GLLIBRARYEGL_H_
#define GLLIBRARYEGL_H_
#if defined(MOZ_X11)
#include "mozilla/X11Util.h"
#endif
#include "GLContext.h"
#include "GLLibraryLoader.h"
#include "nsILocalFile.h"
typedef int EGLint;
typedef unsigned int EGLBoolean;
typedef unsigned int EGLenum;
typedef void *EGLConfig;
typedef void *EGLContext;
typedef void *EGLDisplay;
typedef void *EGLSurface;
typedef void *EGLClientBuffer;
typedef void *EGLCastToRelevantPtr;
typedef void *EGLImageKHR;
typedef void *GLeglImageOES;
#if defined(XP_WIN)
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#include <windows.h>
typedef HDC EGLNativeDisplayType;
typedef HBITMAP EGLNativePixmapType;
typedef HWND EGLNativeWindowType;
#define GET_NATIVE_WINDOW(aWidget) ((EGLNativeWindowType)aWidget->GetNativeData(NS_NATIVE_WINDOW))
#else
typedef void *EGLNativeDisplayType;
typedef void *EGLNativePixmapType;
typedef void *EGLNativeWindowType;
#ifdef ANDROID
// We only need to explicitly dlopen egltrace
// on android as we can use LD_PRELOAD or other tricks
// on other platforms. We look for it in /data/local
// as that's writeable by all users
//
// This should really go in GLLibraryEGL.cpp but we currently reference
// APITRACE_LIB in GLContextProviderEGL.cpp. Further refactoring
// will come in subsequent patches on Bug 732865
#define APITRACE_LIB "/data/local/egltrace.so"
#endif // ANDROID
#endif
#if defined(MOZ_X11)
#define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)mozilla::DefaultXDisplay())
#else
#define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)0)
#endif
#define EGL_NO_CONTEXT ((EGLContext)0)
#define EGL_NO_DISPLAY ((EGLDisplay)0)
#define EGL_NO_SURFACE ((EGLSurface)0)
#define EGL_DISPLAY() sEGLLibrary.Display()
namespace mozilla {
namespace gl {
#ifdef DEBUG
#undef BEFORE_GL_CALL
#undef AFTER_GL_CALL
#define BEFORE_GL_CALL do { \
BeforeGLCall(MOZ_FUNCTION_NAME); \
} while (0)
#define AFTER_GL_CALL do { \
AfterGLCall(MOZ_FUNCTION_NAME); \
} while (0)
// We rely on the fact that GLLibraryEGL.h #defines BEFORE_GL_CALL and
// AFTER_GL_CALL to nothing if !defined(DEBUG).
#endif
static inline void BeforeGLCall(const char* glFunction)
{
if (GLContext::DebugMode()) {
if (GLContext::DebugMode() & GLContext::DebugTrace)
printf_stderr("[egl] > %s\n", glFunction);
}
}
static inline void AfterGLCall(const char* glFunction)
{
if (GLContext::DebugMode() & GLContext::DebugTrace) {
printf_stderr("[egl] < %s\n", glFunction);
}
}
class GLLibraryEGL
{
public:
GLLibraryEGL()
: mInitialized(false),
mEGLLibrary(nsnull),
mIsANGLE(false),
mHasRobustness(false),
mHave_EGL_KHR_image_base(false),
mHave_EGL_KHR_image_pixmap(false),
mHave_EGL_KHR_gl_texture_2D_image(false),
mHave_EGL_KHR_lock_surface(false),
mHave_EGL_ANGLE_surface_d3d_texture_2d_share_handle(false)
{
}
EGLDisplay fGetDisplay(void* display_id)
{
BEFORE_GL_CALL;
EGLDisplay disp = mSymbols.fGetDisplay(display_id);
AFTER_GL_CALL;
return disp;
}
EGLSurface fGetCurrentSurface(EGLint id)
{
BEFORE_GL_CALL;
EGLSurface surf = mSymbols.fGetCurrentSurface(id);
AFTER_GL_CALL;
return surf;
}
EGLContext fGetCurrentContext()
{
BEFORE_GL_CALL;
EGLContext context = mSymbols.fGetCurrentContext();
AFTER_GL_CALL;
return context;
}
EGLBoolean fMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fMakeCurrent(dpy, draw, read, ctx);
AFTER_GL_CALL;
return b;
}
EGLBoolean fDestroyContext(EGLDisplay dpy, EGLContext ctx)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fDestroyContext(dpy, ctx);
AFTER_GL_CALL;
return b;
}
EGLContext fCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint *attrib_list)
{
BEFORE_GL_CALL;
EGLContext ctx = mSymbols.fCreateContext(dpy, config, share_context, attrib_list);
AFTER_GL_CALL;
return ctx;
}
EGLBoolean fDestroySurface(EGLDisplay dpy, EGLSurface surface)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fDestroySurface(dpy, surface);
AFTER_GL_CALL;
return b;
}
EGLSurface fCreateWindowSurface(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win, const EGLint *attrib_list)
{
BEFORE_GL_CALL;
EGLSurface surf = mSymbols.fCreateWindowSurface(dpy, config, win, attrib_list);
AFTER_GL_CALL;
return surf;
}
EGLSurface fCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list)
{
BEFORE_GL_CALL;
EGLSurface surf = mSymbols.fCreatePbufferSurface(dpy, config, attrib_list);
AFTER_GL_CALL;
return surf;
}
EGLSurface fCreatePixmapSurface(EGLDisplay dpy, EGLConfig config, EGLNativePixmapType pixmap, const EGLint *attrib_list)
{
BEFORE_GL_CALL;
EGLSurface surf = mSymbols.fCreatePixmapSurface(dpy, config, pixmap, attrib_list);
AFTER_GL_CALL;
return surf;
}
EGLBoolean fBindAPI(EGLenum api)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fBindAPI(api);
AFTER_GL_CALL;
return b;
}
EGLBoolean fInitialize(EGLDisplay dpy, EGLint* major, EGLint* minor)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fInitialize(dpy, major, minor);
AFTER_GL_CALL;
return b;
}
EGLBoolean fChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fChooseConfig(dpy, attrib_list, configs, config_size, num_config);
AFTER_GL_CALL;
return b;
}
EGLint fGetError()
{
BEFORE_GL_CALL;
EGLint i = mSymbols.fGetError();
AFTER_GL_CALL;
return i;
}
EGLBoolean fGetConfigAttrib(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fGetConfigAttrib(dpy, config, attribute, value);
AFTER_GL_CALL;
return b;
}
EGLBoolean fGetConfigs(EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fGetConfigs(dpy, configs, config_size, num_config);
AFTER_GL_CALL;
return b;
}
EGLBoolean fWaitNative(EGLint engine)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fWaitNative(engine);
AFTER_GL_CALL;
return b;
}
EGLCastToRelevantPtr fGetProcAddress(const char *procname)
{
BEFORE_GL_CALL;
EGLCastToRelevantPtr p = mSymbols.fGetProcAddress(procname);
AFTER_GL_CALL;
return p;
}
EGLBoolean fSwapBuffers(EGLDisplay dpy, EGLSurface surface)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fSwapBuffers(dpy, surface);
AFTER_GL_CALL;
return b;
}
EGLBoolean fCopyBuffers(EGLDisplay dpy, EGLSurface surface, EGLNativePixmapType target)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fCopyBuffers(dpy, surface, target);
AFTER_GL_CALL;
return b;
}
const GLubyte* fQueryString(EGLDisplay dpy, EGLint name)
{
BEFORE_GL_CALL;
const GLubyte* b = mSymbols.fQueryString(dpy, name);
AFTER_GL_CALL;
return b;
}
EGLBoolean fQueryContext(EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fQueryContext(dpy, ctx, attribute, value);
AFTER_GL_CALL;
return b;
}
EGLBoolean fBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fBindTexImage(dpy, surface, buffer);
AFTER_GL_CALL;
return b;
}
EGLBoolean fReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fReleaseTexImage(dpy, surface, buffer);
AFTER_GL_CALL;
return b;
}
EGLImageKHR fCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list)
{
BEFORE_GL_CALL;
EGLImageKHR i = mSymbols.fCreateImageKHR(dpy, ctx, target, buffer, attrib_list);
AFTER_GL_CALL;
return i;
}
EGLBoolean fDestroyImageKHR(EGLDisplay dpy, EGLImageKHR image)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fDestroyImageKHR(dpy, image);
AFTER_GL_CALL;
return b;
}
// New extension which allow us to lock texture and get raw image pointer
EGLBoolean fLockSurfaceKHR(EGLDisplay dpy, EGLSurface surface, const EGLint *attrib_list)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fLockSurfaceKHR(dpy, surface, attrib_list);
AFTER_GL_CALL;
return b;
}
EGLBoolean fUnlockSurfaceKHR(EGLDisplay dpy, EGLSurface surface)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fUnlockSurfaceKHR(dpy, surface);
AFTER_GL_CALL;
return b;
}
EGLBoolean fQuerySurface(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fQuerySurface(dpy, surface, attribute, value);
AFTER_GL_CALL;
return b;
}
EGLBoolean fQuerySurfacePointerANGLE(EGLDisplay dpy, EGLSurface surface, EGLint attribute, void **value)
{
BEFORE_GL_CALL;
EGLBoolean b = mSymbols.fQuerySurfacePointerANGLE(dpy, surface, attribute, value);
AFTER_GL_CALL;
return b;
}
// This is EGL specific GL ext symbol "glEGLImageTargetTexture2DOES"
// Lets keep it here for now.
void fImageTargetTexture2DOES(GLenum target, GLeglImageOES image)
{
BEFORE_GL_CALL;
mSymbols.fImageTargetTexture2DOES(target, image);
AFTER_GL_CALL;
}
EGLDisplay Display() {
return mEGLDisplay;
}
bool IsANGLE() {
return mIsANGLE;
}
bool HasKHRImageBase() {
return mHave_EGL_KHR_image_base;
}
bool HasKHRImagePixmap() {
return mHave_EGL_KHR_image_pixmap;
}
bool HasKHRImageTexture2D() {
return mHave_EGL_KHR_gl_texture_2D_image;
}
bool HasKHRLockSurface() {
return mHave_EGL_KHR_lock_surface;
}
bool HasANGLESurfaceD3DTexture2DShareHandle() {
return mHave_EGL_ANGLE_surface_d3d_texture_2d_share_handle;
}
bool HasRobustness() {
return mHasRobustness;
}
bool EnsureInitialized();
void DumpEGLConfig(EGLConfig cfg);
void DumpEGLConfigs();
struct {
typedef EGLDisplay (GLAPIENTRY * pfnGetDisplay)(void *display_id);
pfnGetDisplay fGetDisplay;
typedef EGLSurface (GLAPIENTRY * pfnGetCurrentSurface)(EGLint);
pfnGetCurrentSurface fGetCurrentSurface;
typedef EGLContext (GLAPIENTRY * pfnGetCurrentContext)(void);
pfnGetCurrentContext fGetCurrentContext;
typedef EGLBoolean (GLAPIENTRY * pfnMakeCurrent)(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx);
pfnMakeCurrent fMakeCurrent;
typedef EGLBoolean (GLAPIENTRY * pfnDestroyContext)(EGLDisplay dpy, EGLContext ctx);
pfnDestroyContext fDestroyContext;
typedef EGLContext (GLAPIENTRY * pfnCreateContext)(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint *attrib_list);
pfnCreateContext fCreateContext;
typedef EGLBoolean (GLAPIENTRY * pfnDestroySurface)(EGLDisplay dpy, EGLSurface surface);
pfnDestroySurface fDestroySurface;
typedef EGLSurface (GLAPIENTRY * pfnCreateWindowSurface)(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win, const EGLint *attrib_list);
pfnCreateWindowSurface fCreateWindowSurface;
typedef EGLSurface (GLAPIENTRY * pfnCreatePbufferSurface)(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
pfnCreatePbufferSurface fCreatePbufferSurface;
typedef EGLSurface (GLAPIENTRY * pfnCreatePixmapSurface)(EGLDisplay dpy, EGLConfig config, EGLNativePixmapType pixmap, const EGLint *attrib_list);
pfnCreatePixmapSurface fCreatePixmapSurface;
typedef EGLBoolean (GLAPIENTRY * pfnBindAPI)(EGLenum api);
pfnBindAPI fBindAPI;
typedef EGLBoolean (GLAPIENTRY * pfnInitialize)(EGLDisplay dpy, EGLint *major, EGLint *minor);
pfnInitialize fInitialize;
typedef EGLBoolean (GLAPIENTRY * pfnChooseConfig)(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
pfnChooseConfig fChooseConfig;
typedef EGLint (GLAPIENTRY * pfnGetError)(void);
pfnGetError fGetError;
typedef EGLBoolean (GLAPIENTRY * pfnGetConfigAttrib)(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value);
pfnGetConfigAttrib fGetConfigAttrib;
typedef EGLBoolean (GLAPIENTRY * pfnGetConfigs)(EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
pfnGetConfigs fGetConfigs;
typedef EGLBoolean (GLAPIENTRY * pfnWaitNative)(EGLint engine);
pfnWaitNative fWaitNative;
typedef EGLCastToRelevantPtr (GLAPIENTRY * pfnGetProcAddress)(const char *procname);
pfnGetProcAddress fGetProcAddress;
typedef EGLBoolean (GLAPIENTRY * pfnSwapBuffers)(EGLDisplay dpy, EGLSurface surface);
pfnSwapBuffers fSwapBuffers;
typedef EGLBoolean (GLAPIENTRY * pfnCopyBuffers)(EGLDisplay dpy, EGLSurface surface,
EGLNativePixmapType target);
pfnCopyBuffers fCopyBuffers;
typedef const GLubyte* (GLAPIENTRY * pfnQueryString)(EGLDisplay, EGLint name);
pfnQueryString fQueryString;
typedef EGLBoolean (GLAPIENTRY * pfnQueryContext)(EGLDisplay dpy, EGLContext ctx,
EGLint attribute, EGLint *value);
pfnQueryContext fQueryContext;
typedef EGLBoolean (GLAPIENTRY * pfnBindTexImage)(EGLDisplay, EGLSurface surface, EGLint buffer);
pfnBindTexImage fBindTexImage;
typedef EGLBoolean (GLAPIENTRY * pfnReleaseTexImage)(EGLDisplay, EGLSurface surface, EGLint buffer);
pfnReleaseTexImage fReleaseTexImage;
typedef EGLImageKHR (GLAPIENTRY * pfnCreateImageKHR)(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
pfnCreateImageKHR fCreateImageKHR;
typedef EGLBoolean (GLAPIENTRY * pfnDestroyImageKHR)(EGLDisplay dpy, EGLImageKHR image);
pfnDestroyImageKHR fDestroyImageKHR;
// New extension which allow us to lock texture and get raw image pointer
typedef EGLBoolean (GLAPIENTRY * pfnLockSurfaceKHR)(EGLDisplay dpy, EGLSurface surface, const EGLint *attrib_list);
pfnLockSurfaceKHR fLockSurfaceKHR;
typedef EGLBoolean (GLAPIENTRY * pfnUnlockSurfaceKHR)(EGLDisplay dpy, EGLSurface surface);
pfnUnlockSurfaceKHR fUnlockSurfaceKHR;
typedef EGLBoolean (GLAPIENTRY * pfnQuerySurface)(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value);
pfnQuerySurface fQuerySurface;
typedef EGLBoolean (GLAPIENTRY * pfnQuerySurfacePointerANGLE)(EGLDisplay dpy, EGLSurface surface, EGLint attribute, void **value);
pfnQuerySurfacePointerANGLE fQuerySurfacePointerANGLE;
// This is EGL specific GL ext symbol "glEGLImageTargetTexture2DOES"
// Lets keep it here for now.
typedef void (GLAPIENTRY * pfnImageTargetTexture2DOES)(GLenum target, GLeglImageOES image);
pfnImageTargetTexture2DOES fImageTargetTexture2DOES;
} mSymbols;
private:
bool mInitialized;
PRLibrary* mEGLLibrary;
EGLDisplay mEGLDisplay;
bool mIsANGLE;
bool mHasRobustness;
bool mHave_EGL_KHR_image_base;
bool mHave_EGL_KHR_image_pixmap;
bool mHave_EGL_KHR_gl_texture_2D_image;
bool mHave_EGL_KHR_lock_surface;
bool mHave_EGL_ANGLE_surface_d3d_texture_2d_share_handle;
};
} /* namespace gl */
} /* namespace mozilla */
#endif /* GLLIBRARYEGL_H_ */