egl_object.h revision 518ec112f468eb67bf681b3eec896d7bfb4ff98d
1518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian/* 2518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Copyright 2007, The Android Open Source Project 3518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 4518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Licensed under the Apache License, Version 2.0 (the "License"); 5518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** you may not use this file except in compliance with the License. 6518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** You may obtain a copy of the License at 7518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 8518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** http://www.apache.org/licenses/LICENSE-2.0 9518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 10518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Unless required by applicable law or agreed to in writing, software 11518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** distributed under the License is distributed on an "AS IS" BASIS, 12518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** See the License for the specific language governing permissions and 14518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** limitations under the License. 15518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian */ 16518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 17518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#ifndef ANDROID_EGL_OBJECT_H 18518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#define ANDROID_EGL_OBJECT_H 19518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 20518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 21518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <ctype.h> 22518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <stdint.h> 23518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <stdlib.h> 24518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 25518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <EGL/egl.h> 26518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <EGL/eglext.h> 27518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <GLES/gl.h> 28518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <GLES/glext.h> 29518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 30518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/threads.h> 31518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 32518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <system/window.h> 33518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 34518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "egl_display.h" 35518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 36518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 37518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiannamespace android { 38518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 39518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 40518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstruct egl_display_t; 41518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 42518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianclass egl_object_t { 43518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_display_t *display; 44518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian volatile int32_t terminated; 45518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian mutable volatile int32_t count; 46518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 47518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpublic: 48518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_object_t(egl_display_t* display); 49518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 50518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isAlive() const { return !terminated; } 51518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline int32_t incRef() { return android_atomic_inc(&count); } 52518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline int32_t decRef() { return android_atomic_dec(&count); } 53518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 54518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianprivate: 55518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian bool get(); 56518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian bool put(); 57518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 58518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpublic: 59518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian template <typename N, typename T> 60518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian struct LocalRef { 61518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian N* ref; 62518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian LocalRef(T o) : ref(0) { 63518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian N* native = reinterpret_cast<N*>(o); 64518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian if (o && native->get()) { 65518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ref = native; 66518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 67518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 68518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ~LocalRef() { 69518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian if (ref && ref->put()) { 70518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian delete ref; 71518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 72518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 73518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline N* get() { 74518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return ref; 75518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 76518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian void acquire() const { 77518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian if (ref) { 78518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian android_atomic_inc(&ref->count); 79518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 80518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 81518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian void release() const { 82518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian if (ref) { 83518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian int32_t c = android_atomic_dec(&ref->count); 84518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // ref->count cannot be 1 prior atomic_dec because we have 85518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // a reference, and if we have one, it means there was 86518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // already one before us. 87518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian LOGE_IF(c==1, "refcount is now 0 in release()"); 88518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 89518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 90518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian void terminate() { 91518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian if (ref) { 92518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ref->terminated = 1; 93518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian release(); 94518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 95518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 96518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 97518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 98518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 99518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 100518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 101518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstruct egl_surface_t: public egl_object_t { 102518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian typedef egl_object_t::LocalRef<egl_surface_t, EGLSurface> Ref; 103518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 104518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_surface_t(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win, 105518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLSurface surface, int impl, egl_connection_t const* cnx) : 106518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_object_t(get_display(dpy)), dpy(dpy), surface(surface), 107518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian config(config), win(win), impl(impl), cnx(cnx) { 108518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 109518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ~egl_surface_t() { 110518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 111518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay dpy; 112518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLSurface surface; 113518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLConfig config; 114518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian sp<ANativeWindow> win; 115518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian int impl; 116518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_connection_t const* cnx; 117518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 118518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 119518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstruct egl_context_t: public egl_object_t { 120518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian typedef egl_object_t::LocalRef<egl_context_t, EGLContext> Ref; 121518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 122518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_context_t(EGLDisplay dpy, EGLContext context, EGLConfig config, 123518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian int impl, egl_connection_t const* cnx, int version) : 124518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_object_t(get_display(dpy)), dpy(dpy), context(context), 125518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian config(config), read(0), draw(0), impl(impl), cnx(cnx), 126518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian version(version) { 127518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 128518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ~egl_context_t() { 129518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 130518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay dpy; 131518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLContext context; 132518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLConfig config; 133518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLSurface read; 134518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLSurface draw; 135518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian int impl; 136518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_connection_t const* cnx; 137518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian int version; 138518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 139518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 140518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstruct egl_image_t: public egl_object_t { 141518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian typedef egl_object_t::LocalRef<egl_image_t, EGLImageKHR> Ref; 142518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 143518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_image_t(EGLDisplay dpy, EGLContext context) : 144518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_object_t(get_display(dpy)), dpy(dpy), context(context) { 145518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian memset(images, 0, sizeof(images)); 146518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 147518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay dpy; 148518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLContext context; 149518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLImageKHR images[IMPL_NUM_IMPLEMENTATIONS]; 150518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 151518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 152518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstruct egl_sync_t: public egl_object_t { 153518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian typedef egl_object_t::LocalRef<egl_sync_t, EGLSyncKHR> Ref; 154518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 155518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_sync_t(EGLDisplay dpy, EGLContext context, EGLSyncKHR sync) : 156518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_object_t(get_display(dpy)), dpy(dpy), context(context), sync(sync) { 157518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian } 158518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay dpy; 159518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLContext context; 160518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLSyncKHR sync; 161518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 162518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 163518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 164518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 165518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiantypedef egl_surface_t::Ref SurfaceRef; 166518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiantypedef egl_context_t::Ref ContextRef; 167518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiantypedef egl_image_t::Ref ImageRef; 168518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiantypedef egl_sync_t::Ref SyncRef; 169518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 170518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 171518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 172518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiantemplate<typename NATIVE, typename EGL> 173518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline NATIVE* egl_to_native_cast(EGL arg) { 174518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return reinterpret_cast<NATIVE*>(arg); 175518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 176518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 177518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline 178518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianegl_surface_t* get_surface(EGLSurface surface) { 179518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return egl_to_native_cast<egl_surface_t>(surface); 180518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 181518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 182518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline 183518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianegl_context_t* get_context(EGLContext context) { 184518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return egl_to_native_cast<egl_context_t>(context); 185518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 186518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 187518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline 188518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianegl_image_t* get_image(EGLImageKHR image) { 189518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return egl_to_native_cast<egl_image_t>(image); 190518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 191518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 192518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline 193518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianegl_sync_t* get_sync(EGLSyncKHR sync) { 194518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return egl_to_native_cast<egl_sync_t>(sync); 195518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 196518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 197518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 198518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; // namespace android 199518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 200518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 201518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#endif // ANDROID_EGL_OBJECT_H 202518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 203