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//
// Copyright 2002 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// libEGL.cpp: Implements the exported EGL functions.
#include "anglebase/no_destructor.h"
#include "common/system_utils.h"
#include <memory>
#if defined(ANGLE_USE_EGL_LOADER)
# include "libEGL/egl_loader_autogen.h"
#else
# include "libGLESv2/entry_points_egl.h"
# include "libGLESv2/entry_points_egl_ext.h"
#endif // defined(ANGLE_USE_EGL_LOADER)
namespace
{
#if defined(ANGLE_USE_EGL_LOADER)
bool gLoaded = false;
std::unique_ptr<angle::Library> &EntryPointsLib()
{
static angle::base::NoDestructor<std::unique_ptr<angle::Library>> entryPointsLib;
return *entryPointsLib;
}
angle::GenericProc KHRONOS_APIENTRY GlobalLoad(const char *symbol)
{
return reinterpret_cast<angle::GenericProc>(EntryPointsLib()->getSymbol(symbol));
}
void EnsureEGLLoaded()
{
if (gLoaded)
return;
EntryPointsLib().reset(
angle::OpenSharedLibrary(ANGLE_GLESV2_LIBRARY_NAME, angle::SearchType::ApplicationDir));
angle::LoadEGL_EGL(GlobalLoad);
if (!EGL_GetPlatformDisplay)
{
fprintf(stderr, "Error loading EGL entry points.\n");
}
else
{
gLoaded = true;
}
}
#else
void EnsureEGLLoaded() {}
#endif // defined(ANGLE_USE_EGL_LOADER)
} // anonymous namespace
extern "C" {
EGLBoolean EGLAPIENTRY eglChooseConfig(EGLDisplay dpy,
const EGLint *attrib_list,
EGLConfig *configs,
EGLint config_size,
EGLint *num_config)
{
EnsureEGLLoaded();
return EGL_ChooseConfig(dpy, attrib_list, configs, config_size, num_config);
}
EGLBoolean EGLAPIENTRY eglCopyBuffers(EGLDisplay dpy,
EGLSurface surface,
EGLNativePixmapType target)
{
EnsureEGLLoaded();
return EGL_CopyBuffers(dpy, surface, target);
}
EGLContext EGLAPIENTRY eglCreateContext(EGLDisplay dpy,
EGLConfig config,
EGLContext share_context,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateContext(dpy, config, share_context, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreatePbufferSurface(EGLDisplay dpy,
EGLConfig config,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePbufferSurface(dpy, config, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreatePixmapSurface(EGLDisplay dpy,
EGLConfig config,
EGLNativePixmapType pixmap,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePixmapSurface(dpy, config, pixmap, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreateWindowSurface(EGLDisplay dpy,
EGLConfig config,
EGLNativeWindowType win,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateWindowSurface(dpy, config, win, attrib_list);
}
EGLBoolean EGLAPIENTRY eglDestroyContext(EGLDisplay dpy, EGLContext ctx)
{
EnsureEGLLoaded();
return EGL_DestroyContext(dpy, ctx);
}
EGLBoolean EGLAPIENTRY eglDestroySurface(EGLDisplay dpy, EGLSurface surface)
{
EnsureEGLLoaded();
return EGL_DestroySurface(dpy, surface);
}
EGLBoolean EGLAPIENTRY eglGetConfigAttrib(EGLDisplay dpy,
EGLConfig config,
EGLint attribute,
EGLint *value)
{
EnsureEGLLoaded();
return EGL_GetConfigAttrib(dpy, config, attribute, value);
}
EGLBoolean EGLAPIENTRY eglGetConfigs(EGLDisplay dpy,
EGLConfig *configs,
EGLint config_size,
EGLint *num_config)
{
EnsureEGLLoaded();
return EGL_GetConfigs(dpy, configs, config_size, num_config);
}
EGLDisplay EGLAPIENTRY eglGetCurrentDisplay(void)
{
EnsureEGLLoaded();
return EGL_GetCurrentDisplay();
}
EGLSurface EGLAPIENTRY eglGetCurrentSurface(EGLint readdraw)
{
EnsureEGLLoaded();
return EGL_GetCurrentSurface(readdraw);
}
EGLDisplay EGLAPIENTRY eglGetDisplay(EGLNativeDisplayType display_id)
{
EnsureEGLLoaded();
return EGL_GetDisplay(display_id);
}
EGLint EGLAPIENTRY eglGetError(void)
{
EnsureEGLLoaded();
return EGL_GetError();
}
EGLBoolean EGLAPIENTRY eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
{
EnsureEGLLoaded();
return EGL_Initialize(dpy, major, minor);
}
EGLBoolean EGLAPIENTRY eglMakeCurrent(EGLDisplay dpy,
EGLSurface draw,
EGLSurface read,
EGLContext ctx)
{
EnsureEGLLoaded();
return EGL_MakeCurrent(dpy, draw, read, ctx);
}
EGLBoolean EGLAPIENTRY eglQueryContext(EGLDisplay dpy,
EGLContext ctx,
EGLint attribute,
EGLint *value)
{
EnsureEGLLoaded();
return EGL_QueryContext(dpy, ctx, attribute, value);
}
const char *EGLAPIENTRY eglQueryString(EGLDisplay dpy, EGLint name)
{
EnsureEGLLoaded();
return EGL_QueryString(dpy, name);
}
EGLBoolean EGLAPIENTRY eglQuerySurface(EGLDisplay dpy,
EGLSurface surface,
EGLint attribute,
EGLint *value)
{
EnsureEGLLoaded();
return EGL_QuerySurface(dpy, surface, attribute, value);
}
EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surface)
{
EnsureEGLLoaded();
return EGL_SwapBuffers(dpy, surface);
}
EGLBoolean EGLAPIENTRY eglTerminate(EGLDisplay dpy)
{
EnsureEGLLoaded();
return EGL_Terminate(dpy);
}
EGLBoolean EGLAPIENTRY eglWaitGL(void)
{
EnsureEGLLoaded();
return EGL_WaitGL();
}
EGLBoolean EGLAPIENTRY eglWaitNative(EGLint engine)
{
EnsureEGLLoaded();
return EGL_WaitNative(engine);
}
EGLBoolean EGLAPIENTRY eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer)
{
EnsureEGLLoaded();
return EGL_BindTexImage(dpy, surface, buffer);
}
EGLBoolean EGLAPIENTRY eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer)
{
EnsureEGLLoaded();
return EGL_ReleaseTexImage(dpy, surface, buffer);
}
EGLBoolean EGLAPIENTRY eglSurfaceAttrib(EGLDisplay dpy,
EGLSurface surface,
EGLint attribute,
EGLint value)
{
EnsureEGLLoaded();
return EGL_SurfaceAttrib(dpy, surface, attribute, value);
}
EGLBoolean EGLAPIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval)
{
EnsureEGLLoaded();
return EGL_SwapInterval(dpy, interval);
}
EGLBoolean EGLAPIENTRY eglBindAPI(EGLenum api)
{
EnsureEGLLoaded();
return EGL_BindAPI(api);
}
EGLenum EGLAPIENTRY eglQueryAPI(void)
{
EnsureEGLLoaded();
return EGL_QueryAPI();
}
EGLSurface EGLAPIENTRY eglCreatePbufferFromClientBuffer(EGLDisplay dpy,
EGLenum buftype,
EGLClientBuffer buffer,
EGLConfig config,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePbufferFromClientBuffer(dpy, buftype, buffer, config, attrib_list);
}
EGLBoolean EGLAPIENTRY eglReleaseThread(void)
{
EnsureEGLLoaded();
return EGL_ReleaseThread();
}
EGLBoolean EGLAPIENTRY eglWaitClient(void)
{
EnsureEGLLoaded();
return EGL_WaitClient();
}
EGLContext EGLAPIENTRY eglGetCurrentContext(void)
{
EnsureEGLLoaded();
return EGL_GetCurrentContext();
}
EGLSync EGLAPIENTRY eglCreateSync(EGLDisplay dpy, EGLenum type, const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateSync(dpy, type, attrib_list);
}
EGLBoolean EGLAPIENTRY eglDestroySync(EGLDisplay dpy, EGLSync sync)
{
EnsureEGLLoaded();
return EGL_DestroySync(dpy, sync);
}
EGLint EGLAPIENTRY eglClientWaitSync(EGLDisplay dpy, EGLSync sync, EGLint flags, EGLTime timeout)
{
EnsureEGLLoaded();
return EGL_ClientWaitSync(dpy, sync, flags, timeout);
}
EGLBoolean EGLAPIENTRY eglGetSyncAttrib(EGLDisplay dpy,
EGLSync sync,
EGLint attribute,
EGLAttrib *value)
{
EnsureEGLLoaded();
return EGL_GetSyncAttrib(dpy, sync, attribute, value);
}
EGLImage EGLAPIENTRY eglCreateImage(EGLDisplay dpy,
EGLContext ctx,
EGLenum target,
EGLClientBuffer buffer,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateImage(dpy, ctx, target, buffer, attrib_list);
}
EGLBoolean EGLAPIENTRY eglDestroyImage(EGLDisplay dpy, EGLImage image)
{
EnsureEGLLoaded();
return EGL_DestroyImage(dpy, image);
}
EGLDisplay EGLAPIENTRY eglGetPlatformDisplay(EGLenum platform,
void *native_display,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_GetPlatformDisplay(platform, native_display, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreatePlatformWindowSurface(EGLDisplay dpy,
EGLConfig config,
void *native_window,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePlatformWindowSurface(dpy, config, native_window, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreatePlatformPixmapSurface(EGLDisplay dpy,
EGLConfig config,
void *native_pixmap,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePlatformPixmapSurface(dpy, config, native_pixmap, attrib_list);
}
EGLBoolean EGLAPIENTRY eglWaitSync(EGLDisplay dpy, EGLSync sync, EGLint flags)
{
EnsureEGLLoaded();
return EGL_WaitSync(dpy, sync, flags);
}
EGLBoolean EGLAPIENTRY eglQuerySurfacePointerANGLE(EGLDisplay dpy,
EGLSurface surface,
EGLint attribute,
void **value)
{
EnsureEGLLoaded();
return EGL_QuerySurfacePointerANGLE(dpy, surface, attribute, value);
}
EGLBoolean EGLAPIENTRY eglPostSubBufferNV(EGLDisplay dpy,
EGLSurface surface,
EGLint x,
EGLint y,
EGLint width,
EGLint height)
{
EnsureEGLLoaded();
return EGL_PostSubBufferNV(dpy, surface, x, y, width, height);
}
EGLDisplay EGLAPIENTRY eglGetPlatformDisplayEXT(EGLenum platform,
void *native_display,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_GetPlatformDisplayEXT(platform, native_display, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreatePlatformWindowSurfaceEXT(EGLDisplay dpy,
EGLConfig config,
void *native_window,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePlatformWindowSurfaceEXT(dpy, config, native_window, attrib_list);
}
EGLSurface EGLAPIENTRY eglCreatePlatformPixmapSurfaceEXT(EGLDisplay dpy,
EGLConfig config,
void *native_pixmap,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreatePlatformPixmapSurfaceEXT(dpy, config, native_pixmap, attrib_list);
}
EGLBoolean EGLAPIENTRY eglQueryDisplayAttribEXT(EGLDisplay dpy, EGLint attribute, EGLAttrib *value)
{
EnsureEGLLoaded();
return EGL_QueryDisplayAttribEXT(dpy, attribute, value);
}
EGLBoolean EGLAPIENTRY eglQueryDisplayAttribANGLE(EGLDisplay dpy,
EGLint attribute,
EGLAttrib *value)
{
EnsureEGLLoaded();
return EGL_QueryDisplayAttribANGLE(dpy, attribute, value);
}
EGLBoolean EGLAPIENTRY eglQueryDeviceAttribEXT(EGLDeviceEXT device,
EGLint attribute,
EGLAttrib *value)
{
EnsureEGLLoaded();
return EGL_QueryDeviceAttribEXT(device, attribute, value);
}
const char *EGLAPIENTRY eglQueryDeviceStringEXT(EGLDeviceEXT device, EGLint name)
{
EnsureEGLLoaded();
return EGL_QueryDeviceStringEXT(device, name);
}
EGLImageKHR EGLAPIENTRY eglCreateImageKHR(EGLDisplay dpy,
EGLContext ctx,
EGLenum target,
EGLClientBuffer buffer,
const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateImageKHR(dpy, ctx, target, buffer, attrib_list);
}
EGLBoolean EGLAPIENTRY eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR image)
{
EnsureEGLLoaded();
return EGL_DestroyImageKHR(dpy, image);
}
EGLDeviceEXT EGLAPIENTRY eglCreateDeviceANGLE(EGLint device_type,
void *native_device,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateDeviceANGLE(device_type, native_device, attrib_list);
}
EGLBoolean EGLAPIENTRY eglReleaseDeviceANGLE(EGLDeviceEXT device)
{
EnsureEGLLoaded();
return EGL_ReleaseDeviceANGLE(device);
}
__eglMustCastToProperFunctionPointerType EGLAPIENTRY eglGetProcAddress(const char *procname)
{
EnsureEGLLoaded();
return EGL_GetProcAddress(procname);
}
EGLStreamKHR EGLAPIENTRY eglCreateStreamKHR(EGLDisplay dpy, const EGLint *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateStreamKHR(dpy, attrib_list);
}
EGLBoolean EGLAPIENTRY eglDestroyStreamKHR(EGLDisplay dpy, EGLStreamKHR stream)
{
EnsureEGLLoaded();
return EGL_DestroyStreamKHR(dpy, stream);
}
EGLBoolean EGLAPIENTRY eglStreamAttribKHR(EGLDisplay dpy,
EGLStreamKHR stream,
EGLenum attribute,
EGLint value)
{
EnsureEGLLoaded();
return EGL_StreamAttribKHR(dpy, stream, attribute, value);
}
EGLBoolean EGLAPIENTRY eglQueryStreamKHR(EGLDisplay dpy,
EGLStreamKHR stream,
EGLenum attribute,
EGLint *value)
{
EnsureEGLLoaded();
return EGL_QueryStreamKHR(dpy, stream, attribute, value);
}
EGLBoolean EGLAPIENTRY eglQueryStreamu64KHR(EGLDisplay dpy,
EGLStreamKHR stream,
EGLenum attribute,
EGLuint64KHR *value)
{
EnsureEGLLoaded();
return EGL_QueryStreamu64KHR(dpy, stream, attribute, value);
}
EGLBoolean EGLAPIENTRY eglStreamConsumerGLTextureExternalKHR(EGLDisplay dpy, EGLStreamKHR stream)
{
EnsureEGLLoaded();
return EGL_StreamConsumerGLTextureExternalKHR(dpy, stream);
}
EGLBoolean EGLAPIENTRY eglStreamConsumerAcquireKHR(EGLDisplay dpy, EGLStreamKHR stream)
{
EnsureEGLLoaded();
return EGL_StreamConsumerAcquireKHR(dpy, stream);
}
EGLBoolean EGLAPIENTRY eglStreamConsumerReleaseKHR(EGLDisplay dpy, EGLStreamKHR stream)
{
EnsureEGLLoaded();
return EGL_StreamConsumerReleaseKHR(dpy, stream);
}
EGLBoolean EGLAPIENTRY eglStreamConsumerGLTextureExternalAttribsNV(EGLDisplay dpy,
EGLStreamKHR stream,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_StreamConsumerGLTextureExternalAttribsNV(dpy, stream, attrib_list);
}
EGLBoolean EGLAPIENTRY eglCreateStreamProducerD3DTextureANGLE(EGLDisplay dpy,
EGLStreamKHR stream,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_CreateStreamProducerD3DTextureANGLE(dpy, stream, attrib_list);
}
EGLBoolean EGLAPIENTRY eglStreamPostD3DTextureANGLE(EGLDisplay dpy,
EGLStreamKHR stream,
void *texture,
const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_StreamPostD3DTextureANGLE(dpy, stream, texture, attrib_list);
}
EGLBoolean EGLAPIENTRY eglGetSyncValuesCHROMIUM(EGLDisplay dpy,
EGLSurface surface,
EGLuint64KHR *ust,
EGLuint64KHR *msc,
EGLuint64KHR *sbc)
{
EnsureEGLLoaded();
return EGL_GetSyncValuesCHROMIUM(dpy, surface, ust, msc, sbc);
}
EGLBoolean EGLAPIENTRY eglSwapBuffersWithDamageKHR(EGLDisplay dpy,
EGLSurface surface,
EGLint *rects,
EGLint n_rects)
{
EnsureEGLLoaded();
return EGL_SwapBuffersWithDamageKHR(dpy, surface, rects, n_rects);
}
EGLBoolean EGLAPIENTRY eglPresentationTimeANDROID(EGLDisplay dpy,
EGLSurface surface,
EGLnsecsANDROID time)
{
EnsureEGLLoaded();
return EGL_PresentationTimeANDROID(dpy, surface, time);
}
EGLint EGLAPIENTRY eglProgramCacheGetAttribANGLE(EGLDisplay dpy, EGLenum attrib)
{
EnsureEGLLoaded();
return EGL_ProgramCacheGetAttribANGLE(dpy, attrib);
}
void EGLAPIENTRY eglProgramCacheQueryANGLE(EGLDisplay dpy,
EGLint index,
void *key,
EGLint *keysize,
void *binary,
EGLint *binarysize)
{
EGL_ProgramCacheQueryANGLE(dpy, index, key, keysize, binary, binarysize);
}
void EGLAPIENTRY eglProgramCachePopulateANGLE(EGLDisplay dpy,
const void *key,
EGLint keysize,
const void *binary,
EGLint binarysize)
{
EGL_ProgramCachePopulateANGLE(dpy, key, keysize, binary, binarysize);
}
EGLint EGLAPIENTRY eglProgramCacheResizeANGLE(EGLDisplay dpy, EGLint limit, EGLenum mode)
{
EnsureEGLLoaded();
return EGL_ProgramCacheResizeANGLE(dpy, limit, mode);
}
EGLint EGLAPIENTRY eglDebugMessageControlKHR(EGLDEBUGPROCKHR callback, const EGLAttrib *attrib_list)
{
EnsureEGLLoaded();
return EGL_DebugMessageControlKHR(callback, attrib_list);
}
EGLBoolean EGLAPIENTRY eglQueryDebugKHR(EGLint attribute, EGLAttrib *value)
{
EnsureEGLLoaded();
return EGL_QueryDebugKHR(attribute, value);
}
EGLint EGLAPIENTRY eglLabelObjectKHR(EGLDisplay dpy,
EGLenum objectType,
EGLObjectKHR object,
EGLLabelKHR label)
{
EnsureEGLLoaded();
return EGL_LabelObjectKHR(dpy, objectType, object, label);
}
void EGLAPIENTRY eglSetBlobCacheFuncsANDROID(EGLDisplay dpy,
EGLSetBlobFuncANDROID set,
EGLGetBlobFuncANDROID get)
{
EnsureEGLLoaded();
return EGL_SetBlobCacheFuncsANDROID(dpy, set, get);
}
EGLBoolean EGLAPIENTRY eglGetCompositorTimingSupportedANDROID(EGLDisplay dpy,
EGLSurface surface,
EGLint name)
{
EnsureEGLLoaded();
return EGL_GetCompositorTimingSupportedANDROID(dpy, surface, name);
}
EGLBoolean EGLAPIENTRY eglGetCompositorTimingANDROID(EGLDisplay dpy,
EGLSurface surface,
EGLint numTimestamps,
const EGLint *names,
EGLnsecsANDROID *values)
{
EnsureEGLLoaded();
return EGL_GetCompositorTimingANDROID(dpy, surface, numTimestamps, names, values);
}
EGLBoolean EGLAPIENTRY eglGetNextFrameIdANDROID(EGLDisplay dpy,
EGLSurface surface,
EGLuint64KHR *frameId)
{
EnsureEGLLoaded();
return EGL_GetNextFrameIdANDROID(dpy, surface, frameId);
}
EGLBoolean EGLAPIENTRY eglGetFrameTimestampSupportedANDROID(EGLDisplay dpy,
EGLSurface surface,
EGLint timestamp)
{
EnsureEGLLoaded();
return EGL_GetFrameTimestampSupportedANDROID(dpy, surface, timestamp);
}
EGLBoolean EGLAPIENTRY eglGetFrameTimestampsANDROID(EGLDisplay dpy,
EGLSurface surface,
EGLuint64KHR frameId,
EGLint numTimestamps,
const EGLint *timestamps,
EGLnsecsANDROID *values)
{
EnsureEGLLoaded();
return EGL_GetFrameTimestampsANDROID(dpy, surface, frameId, numTimestamps, timestamps, values);
}
const char *EGLAPIENTRY eglQueryStringiANGLE(EGLDisplay dpy, EGLint name, EGLint index)
{
EnsureEGLLoaded();
return EGL_QueryStringiANGLE(dpy, name, index);
}
EGLClientBuffer EGLAPIENTRY eglGetNativeClientBufferANDROID(const struct AHardwareBuffer *buffer)
{
EnsureEGLLoaded();
return EGL_GetNativeClientBufferANDROID(buffer);
}
EGLint EGLAPIENTRY eglDupNativeFenceFDANDROID(EGLDisplay dpy, EGLSyncKHR sync)
{
EnsureEGLLoaded();
return EGL_DupNativeFenceFDANDROID(dpy, sync);
}
} // extern "C"