зеркало из https://github.com/mozilla/gecko-dev.git
464 строки
18 KiB
C++
464 строки
18 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GLLIBRARYEGL_H_
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#define GLLIBRARYEGL_H_
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#if defined(MOZ_X11)
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#include "mozilla/X11Util.h"
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#endif
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#include "GLLibraryLoader.h"
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#include "mozilla/StaticMutex.h"
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#include "mozilla/ThreadLocal.h"
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#include "nsIFile.h"
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#include "GeckoProfiler.h"
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#include <bitset>
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#include <vector>
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#ifdef XP_WIN
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN 1
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#endif
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#include <windows.h>
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typedef HDC EGLNativeDisplayType;
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typedef HBITMAP EGLNativePixmapType;
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typedef HWND EGLNativeWindowType;
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#else
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typedef void* EGLNativeDisplayType;
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typedef void* EGLNativePixmapType;
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typedef void* EGLNativeWindowType;
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#ifdef ANDROID
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// We only need to explicitly dlopen egltrace
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// on android as we can use LD_PRELOAD or other tricks
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// on other platforms. We look for it in /data/local
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// as that's writeable by all users
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//
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// This should really go in GLLibraryEGL.cpp but we currently reference
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// APITRACE_LIB in GLContextProviderEGL.cpp. Further refactoring
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// will come in subsequent patches on Bug 732865
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#define APITRACE_LIB "/data/local/tmp/egltrace.so"
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#endif
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#endif
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#if defined(MOZ_X11)
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#define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)mozilla::DefaultXDisplay())
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#else
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#define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)0)
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#endif
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namespace angle {
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class Platform;
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}
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namespace mozilla {
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namespace gfx {
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class DataSourceSurface;
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}
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namespace gl {
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class GLContext;
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void BeforeEGLCall(const char* funcName);
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void AfterEGLCall(const char* funcName);
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class GLLibraryEGL
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{
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public:
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GLLibraryEGL()
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: mSymbols{nullptr}
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, mInitialized(false)
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, mEGLLibrary(nullptr)
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, mEGLDisplay(EGL_NO_DISPLAY)
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, mIsANGLE(false)
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, mIsWARP(false)
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{ }
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void InitClientExtensions();
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void InitDisplayExtensions();
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/**
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* Known GL extensions that can be queried by
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* IsExtensionSupported. The results of this are cached, and as
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* such it's safe to use this even in performance critical code.
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* If you add to this array, remember to add to the string names
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* in GLContext.cpp.
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*/
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enum EGLExtensions {
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KHR_image_base,
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KHR_image_pixmap,
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KHR_gl_texture_2D_image,
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KHR_lock_surface,
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ANGLE_surface_d3d_texture_2d_share_handle,
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EXT_create_context_robustness,
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KHR_image,
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KHR_fence_sync,
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ANDROID_native_fence_sync,
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EGL_ANDROID_image_crop,
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ANGLE_platform_angle,
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ANGLE_platform_angle_d3d,
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ANGLE_d3d_share_handle_client_buffer,
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KHR_create_context,
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Extensions_Max
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};
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bool IsExtensionSupported(EGLExtensions aKnownExtension) const {
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return mAvailableExtensions[aKnownExtension];
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}
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void MarkExtensionUnsupported(EGLExtensions aKnownExtension) {
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mAvailableExtensions[aKnownExtension] = false;
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}
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protected:
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std::bitset<Extensions_Max> mAvailableExtensions;
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public:
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GLLibraryLoader::PlatformLookupFunction GetLookupFunction() const {
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return (GLLibraryLoader::PlatformLookupFunction)mSymbols.fGetProcAddress;
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}
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////
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#ifdef MOZ_WIDGET_ANDROID
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#define PROFILE_CALL PROFILER_LABEL_FUNC(js::ProfileEntry::Category::GRAPHICS);
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#else
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#define PROFILE_CALL
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#endif
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#ifndef MOZ_FUNCTION_NAME
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# ifdef __GNUC__
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# define MOZ_FUNCTION_NAME __PRETTY_FUNCTION__
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# elif defined(_MSC_VER)
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# define MOZ_FUNCTION_NAME __FUNCTION__
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# else
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# define MOZ_FUNCTION_NAME __func__ // defined in C99, supported in various C++ compilers. Just raw function name.
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# endif
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#endif
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#ifdef DEBUG
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#define BEFORE_CALL BeforeEGLCall(MOZ_FUNCTION_NAME);
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#define AFTER_CALL AfterEGLCall(MOZ_FUNCTION_NAME);
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#else
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#define BEFORE_CALL
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#define AFTER_CALL
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#endif
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#define WRAP(X) \
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{ \
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PROFILE_CALL \
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BEFORE_CALL \
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const auto ret = mSymbols. X ; \
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AFTER_CALL \
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return ret; \
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}
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#define VOID_WRAP(X) \
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{ \
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PROFILE_CALL \
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BEFORE_CALL \
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mSymbols. X ; \
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AFTER_CALL \
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}
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EGLDisplay fGetDisplay(void* display_id) const
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WRAP( fGetDisplay(display_id) )
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EGLDisplay fGetPlatformDisplayEXT(EGLenum platform, void* native_display, const EGLint* attrib_list) const
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WRAP( fGetPlatformDisplayEXT(platform, native_display, attrib_list) )
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EGLBoolean fTerminate(EGLDisplay display) const
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WRAP( fTerminate(display) )
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EGLSurface fGetCurrentSurface(EGLint id) const
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WRAP( fGetCurrentSurface(id) )
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EGLContext fGetCurrentContext() const
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WRAP( fGetCurrentContext() )
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EGLBoolean fMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx) const
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WRAP( fMakeCurrent(dpy, draw, read, ctx) )
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EGLBoolean fDestroyContext(EGLDisplay dpy, EGLContext ctx) const
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WRAP( fDestroyContext(dpy, ctx) )
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EGLContext fCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint* attrib_list) const
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WRAP( fCreateContext(dpy, config, share_context, attrib_list) )
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EGLBoolean fDestroySurface(EGLDisplay dpy, EGLSurface surface) const
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WRAP( fDestroySurface(dpy, surface) )
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EGLSurface fCreateWindowSurface(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win, const EGLint* attrib_list) const
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WRAP( fCreateWindowSurface(dpy, config, win, attrib_list) )
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EGLSurface fCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, const EGLint* attrib_list) const
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WRAP( fCreatePbufferSurface(dpy, config, attrib_list) )
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EGLSurface fCreatePbufferFromClientBuffer(EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, EGLConfig config, const EGLint *attrib_list) const
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WRAP( fCreatePbufferFromClientBuffer(dpy, buftype, buffer, config, attrib_list) )
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EGLSurface fCreatePixmapSurface(EGLDisplay dpy, EGLConfig config, EGLNativePixmapType pixmap, const EGLint* attrib_list) const
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WRAP( fCreatePixmapSurface(dpy, config, pixmap, attrib_list) )
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EGLBoolean fBindAPI(EGLenum api) const
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WRAP( fBindAPI(api) )
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EGLBoolean fInitialize(EGLDisplay dpy, EGLint* major, EGLint* minor) const
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WRAP( fInitialize(dpy, major, minor) )
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EGLBoolean fChooseConfig(EGLDisplay dpy, const EGLint* attrib_list, EGLConfig* configs, EGLint config_size, EGLint* num_config) const
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WRAP( fChooseConfig(dpy, attrib_list, configs, config_size, num_config) )
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EGLint fGetError() const
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WRAP( fGetError() )
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EGLBoolean fGetConfigAttrib(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint* value) const
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WRAP( fGetConfigAttrib(dpy, config, attribute, value) )
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EGLBoolean fGetConfigs(EGLDisplay dpy, EGLConfig* configs, EGLint config_size, EGLint* num_config) const
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WRAP( fGetConfigs(dpy, configs, config_size, num_config) )
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EGLBoolean fWaitNative(EGLint engine) const
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WRAP( fWaitNative(engine) )
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EGLCastToRelevantPtr fGetProcAddress(const char* procname) const
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WRAP( fGetProcAddress(procname) )
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EGLBoolean fSwapBuffers(EGLDisplay dpy, EGLSurface surface) const
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WRAP( fSwapBuffers(dpy, surface) )
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EGLBoolean fCopyBuffers(EGLDisplay dpy, EGLSurface surface, EGLNativePixmapType target) const
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WRAP( fCopyBuffers(dpy, surface, target) )
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const GLubyte* fQueryString(EGLDisplay dpy, EGLint name) const
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WRAP( fQueryString(dpy, name) )
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EGLBoolean fQueryContext(EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint* value) const
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WRAP( fQueryContext(dpy, ctx, attribute, value) )
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EGLBoolean fBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer) const
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WRAP( fBindTexImage(dpy, surface, buffer) )
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EGLBoolean fReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer) const
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WRAP( fReleaseTexImage(dpy, surface, buffer) )
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EGLImage fCreateImage(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint* attrib_list) const
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WRAP( fCreateImageKHR(dpy, ctx, target, buffer, attrib_list) )
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EGLBoolean fDestroyImage(EGLDisplay dpy, EGLImage image) const
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WRAP( fDestroyImageKHR(dpy, image) )
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EGLBoolean fLockSurface(EGLDisplay dpy, EGLSurface surface, const EGLint* attrib_list) const
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WRAP( fLockSurfaceKHR(dpy, surface, attrib_list) )
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EGLBoolean fUnlockSurface(EGLDisplay dpy, EGLSurface surface) const
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WRAP( fUnlockSurfaceKHR(dpy, surface) )
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EGLBoolean fQuerySurface(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint* value) const
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WRAP( fQuerySurface(dpy, surface, attribute, value) )
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EGLBoolean fQuerySurfacePointerANGLE(EGLDisplay dpy, EGLSurface surface, EGLint attribute, void** value) const
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WRAP( fQuerySurfacePointerANGLE(dpy, surface, attribute, value) )
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EGLSync fCreateSync(EGLDisplay dpy, EGLenum type, const EGLint* attrib_list) const
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WRAP( fCreateSyncKHR(dpy, type, attrib_list) )
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EGLBoolean fDestroySync(EGLDisplay dpy, EGLSync sync) const
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WRAP( fDestroySyncKHR(dpy, sync) )
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EGLint fClientWaitSync(EGLDisplay dpy, EGLSync sync, EGLint flags, EGLTime timeout) const
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WRAP( fClientWaitSyncKHR(dpy, sync, flags, timeout) )
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EGLBoolean fGetSyncAttrib(EGLDisplay dpy, EGLSync sync, EGLint attribute, EGLint* value) const
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WRAP( fGetSyncAttribKHR(dpy, sync, attribute, value) )
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EGLint fDupNativeFenceFDANDROID(EGLDisplay dpy, EGLSync sync) const
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WRAP( fDupNativeFenceFDANDROID(dpy, sync) )
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void fANGLEPlatformInitialize(angle::Platform* platform) const
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VOID_WRAP( fANGLEPlatformInitialize(platform) )
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void fANGLEPlatformShutdown() const
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VOID_WRAP( fANGLEPlatformShutdown() )
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#undef WRAP
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#undef VOID_WRAP
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#undef PROFILE_CALL
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#undef BEFORE_CALL
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#undef AFTER_CALL
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#undef MOZ_FUNCTION_NAME
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////
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EGLDisplay Display() {
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MOZ_ASSERT(mInitialized);
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return mEGLDisplay;
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}
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bool IsANGLE() const {
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MOZ_ASSERT(mInitialized);
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return mIsANGLE;
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}
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bool IsWARP() const {
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MOZ_ASSERT(mInitialized);
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return mIsWARP;
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}
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bool HasKHRImageBase() {
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return IsExtensionSupported(KHR_image) || IsExtensionSupported(KHR_image_base);
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}
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bool HasKHRImagePixmap() {
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return IsExtensionSupported(KHR_image) || IsExtensionSupported(KHR_image_pixmap);
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}
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bool HasKHRImageTexture2D() {
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return IsExtensionSupported(KHR_gl_texture_2D_image);
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}
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bool HasANGLESurfaceD3DTexture2DShareHandle() {
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return IsExtensionSupported(ANGLE_surface_d3d_texture_2d_share_handle);
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}
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bool ReadbackEGLImage(EGLImage image, gfx::DataSourceSurface* out_surface);
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bool EnsureInitialized(bool forceAccel, nsACString* const out_failureId);
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void DumpEGLConfig(EGLConfig cfg);
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void DumpEGLConfigs();
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private:
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struct {
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EGLCastToRelevantPtr (GLAPIENTRY * fGetProcAddress)(const char* procname);
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EGLDisplay (GLAPIENTRY * fGetDisplay)(void* display_id);
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EGLDisplay (GLAPIENTRY * fGetPlatformDisplayEXT)(EGLenum platform,
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void* native_display,
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const EGLint* attrib_list);
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EGLBoolean (GLAPIENTRY * fTerminate)(EGLDisplay dpy);
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EGLSurface (GLAPIENTRY * fGetCurrentSurface)(EGLint);
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EGLContext (GLAPIENTRY * fGetCurrentContext)(void);
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EGLBoolean (GLAPIENTRY * fMakeCurrent)(EGLDisplay dpy, EGLSurface draw,
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EGLSurface read, EGLContext ctx);
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EGLBoolean (GLAPIENTRY * fDestroyContext)(EGLDisplay dpy, EGLContext ctx);
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EGLContext (GLAPIENTRY * fCreateContext)(EGLDisplay dpy, EGLConfig config,
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EGLContext share_context,
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const EGLint* attrib_list);
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EGLBoolean (GLAPIENTRY * fDestroySurface)(EGLDisplay dpy, EGLSurface surface);
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EGLSurface (GLAPIENTRY * fCreateWindowSurface)(EGLDisplay dpy, EGLConfig config,
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EGLNativeWindowType win,
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const EGLint* attrib_list);
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EGLSurface (GLAPIENTRY * fCreatePbufferSurface)(EGLDisplay dpy, EGLConfig config,
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const EGLint* attrib_list);
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EGLSurface (GLAPIENTRY * fCreatePbufferFromClientBuffer)(EGLDisplay dpy,
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EGLenum buftype,
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EGLClientBuffer buffer,
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EGLConfig config,
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const EGLint* attrib_list);
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EGLSurface (GLAPIENTRY * fCreatePixmapSurface)(EGLDisplay dpy, EGLConfig config,
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EGLNativePixmapType pixmap,
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const EGLint* attrib_list);
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EGLBoolean (GLAPIENTRY * fBindAPI)(EGLenum api);
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EGLBoolean (GLAPIENTRY * fInitialize)(EGLDisplay dpy, EGLint* major,
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EGLint* minor);
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EGLBoolean (GLAPIENTRY * fChooseConfig)(EGLDisplay dpy, const EGLint* attrib_list,
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EGLConfig* configs, EGLint config_size,
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EGLint* num_config);
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EGLint (GLAPIENTRY * fGetError)(void);
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EGLBoolean (GLAPIENTRY * fGetConfigAttrib)(EGLDisplay dpy, EGLConfig config,
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EGLint attribute, EGLint* value);
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EGLBoolean (GLAPIENTRY * fGetConfigs)(EGLDisplay dpy, EGLConfig* configs,
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EGLint config_size, EGLint* num_config);
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EGLBoolean (GLAPIENTRY * fWaitNative)(EGLint engine);
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EGLBoolean (GLAPIENTRY * fSwapBuffers)(EGLDisplay dpy, EGLSurface surface);
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EGLBoolean (GLAPIENTRY * fCopyBuffers)(EGLDisplay dpy, EGLSurface surface,
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EGLNativePixmapType target);
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const GLubyte* (GLAPIENTRY * fQueryString)(EGLDisplay, EGLint name);
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EGLBoolean (GLAPIENTRY * fQueryContext)(EGLDisplay dpy, EGLContext ctx,
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EGLint attribute, EGLint* value);
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EGLBoolean (GLAPIENTRY * fBindTexImage)(EGLDisplay, EGLSurface surface,
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EGLint buffer);
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EGLBoolean (GLAPIENTRY * fReleaseTexImage)(EGLDisplay, EGLSurface surface,
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EGLint buffer);
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EGLImage (GLAPIENTRY * fCreateImageKHR)(EGLDisplay dpy, EGLContext ctx,
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EGLenum target, EGLClientBuffer buffer,
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const EGLint* attrib_list);
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EGLBoolean (GLAPIENTRY * fDestroyImageKHR)(EGLDisplay dpy, EGLImage image);
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// New extension which allow us to lock texture and get raw image pointer
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EGLBoolean (GLAPIENTRY * fLockSurfaceKHR)(EGLDisplay dpy, EGLSurface surface,
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const EGLint* attrib_list);
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EGLBoolean (GLAPIENTRY * fUnlockSurfaceKHR)(EGLDisplay dpy, EGLSurface surface);
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EGLBoolean (GLAPIENTRY * fQuerySurface)(EGLDisplay dpy, EGLSurface surface,
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EGLint attribute, EGLint* value);
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EGLBoolean (GLAPIENTRY * fQuerySurfacePointerANGLE)(EGLDisplay dpy,
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EGLSurface surface,
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EGLint attribute,
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void** value);
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EGLSync (GLAPIENTRY * fCreateSyncKHR)(EGLDisplay dpy, EGLenum type,
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const EGLint* attrib_list);
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EGLBoolean (GLAPIENTRY * fDestroySyncKHR)(EGLDisplay dpy, EGLSync sync);
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EGLint (GLAPIENTRY * fClientWaitSyncKHR)(EGLDisplay dpy, EGLSync sync,
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EGLint flags,
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EGLTime timeout);
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EGLBoolean (GLAPIENTRY * fGetSyncAttribKHR)(EGLDisplay dpy, EGLSync sync,
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EGLint attribute, EGLint* value);
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EGLint (GLAPIENTRY * fDupNativeFenceFDANDROID)(EGLDisplay dpy, EGLSync sync);
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void (GLAPIENTRY * fANGLEPlatformInitialize)(angle::Platform* platform);
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void (GLAPIENTRY * fANGLEPlatformShutdown)();
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} mSymbols;
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public:
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#ifdef MOZ_B2G
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EGLContext CachedCurrentContext() {
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return sCurrentContext.get();
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}
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void UnsetCachedCurrentContext() {
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sCurrentContext.set(nullptr);
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}
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void SetCachedCurrentContext(EGLContext aCtx) {
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sCurrentContext.set(aCtx);
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}
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bool CachedCurrentContextMatches() {
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return sCurrentContext.get() == fGetCurrentContext();
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}
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private:
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static MOZ_THREAD_LOCAL(EGLContext) sCurrentContext;
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public:
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#else
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EGLContext CachedCurrentContext() {
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return nullptr;
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}
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void UnsetCachedCurrentContext() {}
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void SetCachedCurrentContext(EGLContext aCtx) { }
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bool CachedCurrentContextMatches() { return true; }
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#endif
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private:
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bool mInitialized;
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PRLibrary* mEGLLibrary;
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EGLDisplay mEGLDisplay;
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RefPtr<GLContext> mReadbackGL;
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bool mIsANGLE;
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bool mIsWARP;
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static StaticMutex sMutex;
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};
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extern GLLibraryEGL sEGLLibrary;
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#define EGL_DISPLAY() sEGLLibrary.Display()
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} /* namespace gl */
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} /* namespace mozilla */
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#endif /* GLLIBRARYEGL_H_ */
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