14774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall/*
2518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Copyright 2007, The Android Open Source Project
3518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian **
44774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** Licensed under the Apache License, Version 2.0 (the "License");
54774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** you may not use this file except in compliance with the License.
64774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** You may obtain a copy of the License at
7518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian **
84774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall **     http://www.apache.org/licenses/LICENSE-2.0
9518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian **
104774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** Unless required by applicable law or agreed to in writing, software
114774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** distributed under the License is distributed on an "AS IS" BASIS,
124774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
134774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** See the License for the specific language governing permissions and
14518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** limitations under the License.
15518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian */
16518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
171c8e95cf86f2182986385bc1ee85f13f425f3a3aJamie Gennis#define ATRACE_TAG ATRACE_TAG_GRAPHICS
181c8e95cf86f2182986385bc1ee85f13f425f3a3aJamie Gennis
19c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall#include <dlfcn.h>
20518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <ctype.h>
21518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <stdlib.h>
22518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <string.h>
23518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
24518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <hardware/gralloc.h>
25518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <system/window.h>
26518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
27518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <EGL/egl.h>
28518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <EGL/eglext.h>
29518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
30518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <cutils/log.h>
31518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <cutils/atomic.h>
327db993a98b9239bd4e384cc4aa128262fe3cf52cMathias Agopian#include <cutils/compiler.h>
33518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <cutils/properties.h>
34518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <cutils/memory.h>
35518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
36518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/KeyedVector.h>
37518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/SortedVector.h>
38518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/String8.h>
391c8e95cf86f2182986385bc1ee85f13f425f3a3aJamie Gennis#include <utils/Trace.h>
40518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
4139c24a20bbc697630d2b92c251b70c04d6f9d00cMathias Agopian#include "../egl_impl.h"
4239c24a20bbc697630d2b92c251b70c04d6f9d00cMathias Agopian#include "../glestrace.h"
4339c24a20bbc697630d2b92c251b70c04d6f9d00cMathias Agopian#include "../hooks.h"
44518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
45518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "egl_display.h"
46518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "egl_object.h"
47518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "egl_tls.h"
48ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian#include "egldefs.h"
49518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
50518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianusing namespace android;
51518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
52a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall// This extension has not been ratified yet, so can't be shipped.
53a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall// Implementation is incomplete and untested.
54a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall#define ENABLE_EGL_KHR_GL_COLORSPACE 0
55a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall
56518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
57518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
58e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopiannamespace android {
59e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
60518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstruct extention_map_t {
61518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    const char* name;
62518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    __eglMustCastToProperFunctionPointerType address;
63518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian};
64518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
65e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian/*
6621558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * This is the list of EGL extensions exposed to applications.
67e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian *
6821558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * Some of them (gBuiltinExtensionString) are implemented entirely in this EGL
6921558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * wrapper and are always available.
70e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian *
7121558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * The rest (gExtensionString) depend on support in the EGL driver, and are
7221558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * only available if the driver supports them. However, some of these must be
7321558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * supported because they are used by the Android system itself; these are
7421558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * listd as mandatory below and are required by the CDD. The system *assumes*
7521558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * the mandatory extensions are present and may not function properly if some
7621558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * are missing.
7721558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall *
7821558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall * NOTE: Both strings MUST have a single space as the last character.
79e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian */
8021558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hallextern char const * const gBuiltinExtensionString =
8121558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall        "EGL_KHR_get_all_proc_addresses "
8221558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall        "EGL_ANDROID_presentation_time "
8321558daf691dbcdff4a41e659fd013273db4d0b7Jesse Hall        ;
84e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopianextern char const * const gExtensionString  =
85e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_image "                        // mandatory
86e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_image_base "                   // mandatory
87e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_image_pixmap "
88e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_lock_surface "
89a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall#if (ENABLE_EGL_KHR_GL_COLORSPACE != 0)
90c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        "EGL_KHR_gl_colorspace "
91a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall#endif
92e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_gl_texture_2D_image "
93e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_gl_texture_cubemap_image "
94e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_gl_renderbuffer_image "
95e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_reusable_sync "
96e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_KHR_fence_sync "
97f6d1c3930eeba6b089ba12fb82ecad1c6622e550Jamie Gennis        "EGL_KHR_create_context "
98e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_EXT_create_context_robustness "
99e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_NV_system_time "
100e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        "EGL_ANDROID_image_native_buffer "      // mandatory
1012bb716871cf8bfadfff1193ed798da3bffc1f8ecMathias Agopian        "EGL_KHR_wait_sync "                    // strongly recommended
102dbe9245e2e362b12e184cd33b9a27b0901f81244Jamie Gennis        "EGL_ANDROID_recordable "               // mandatory
103e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        ;
104e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
105e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian// extensions not exposed to applications but used by the ANDROID system
106e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian//      "EGL_ANDROID_blob_cache "               // strongly recommended
107e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian//      "EGL_IMG_hibernate_process "            // optional
108e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian//      "EGL_ANDROID_native_fence_sync "        // strongly recommended
109e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian//      "EGL_ANDROID_framebuffer_target "       // mandatory for HWC 1.1
110dbe9245e2e362b12e184cd33b9a27b0901f81244Jamie Gennis//      "EGL_ANDROID_image_crop "               // optional
111e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
112e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian/*
113e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian * EGL Extensions entry-points exposed to 3rd party applications
114e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian * (keep in sync with gExtensionString above)
115e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian *
116e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian */
117e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopianstatic const extention_map_t sExtensionMap[] = {
118e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    // EGL_KHR_lock_surface
119518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    { "eglLockSurfaceKHR",
120518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglLockSurfaceKHR },
121518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    { "eglUnlockSurfaceKHR",
122518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglUnlockSurfaceKHR },
123e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
124e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    // EGL_KHR_image, EGL_KHR_image_base
125518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    { "eglCreateImageKHR",
126518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR },
127518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    { "eglDestroyImageKHR",
128518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR },
129e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
130e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    // EGL_KHR_reusable_sync, EGL_KHR_fence_sync
131e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    { "eglCreateSyncKHR",
132e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglCreateSyncKHR },
133e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    { "eglDestroySyncKHR",
134e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglDestroySyncKHR },
135e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    { "eglClientWaitSyncKHR",
136e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglClientWaitSyncKHR },
137e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    { "eglSignalSyncKHR",
138e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglSignalSyncKHR },
139e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    { "eglGetSyncAttribKHR",
140e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglGetSyncAttribKHR },
141e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
142e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    // EGL_NV_system_time
1431c3d72a2291827fb15e2ef311a571c860e0dba41Jonas Yang    { "eglGetSystemTimeFrequencyNV",
1441c3d72a2291827fb15e2ef311a571c860e0dba41Jonas Yang            (__eglMustCastToProperFunctionPointerType)&eglGetSystemTimeFrequencyNV },
1451c3d72a2291827fb15e2ef311a571c860e0dba41Jonas Yang    { "eglGetSystemTimeNV",
1461c3d72a2291827fb15e2ef311a571c860e0dba41Jonas Yang            (__eglMustCastToProperFunctionPointerType)&eglGetSystemTimeNV },
147e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
1482bb716871cf8bfadfff1193ed798da3bffc1f8ecMathias Agopian    // EGL_KHR_wait_sync
1492bb716871cf8bfadfff1193ed798da3bffc1f8ecMathias Agopian    { "eglWaitSyncKHR",
1502bb716871cf8bfadfff1193ed798da3bffc1f8ecMathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglWaitSyncKHR },
151e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
152e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    // EGL_ANDROID_presentation_time
153e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian    { "eglPresentationTimeANDROID",
154e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian            (__eglMustCastToProperFunctionPointerType)&eglPresentationTimeANDROID },
155518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian};
156518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
157e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian/*
158e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian * These extensions entry-points should not be exposed to applications.
159e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian * They're used internally by the Android EGL layer.
160e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian */
161e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian#define FILTER_EXTENSIONS(procname) \
162e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian        (!strcmp((procname), "eglSetBlobCacheFuncsANDROID") ||    \
163e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian         !strcmp((procname), "eglHibernateProcessIMG")      ||    \
164e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian         !strcmp((procname), "eglAwakenProcessIMG")         ||    \
165e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian         !strcmp((procname), "eglDupNativeFenceFDANDROID"))
166e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
167e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
168e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
169518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// accesses protected by sExtensionMapMutex
170518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic DefaultKeyedVector<String8, __eglMustCastToProperFunctionPointerType> sGLExtentionMap;
171518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic int sGLExtentionSlot = 0;
172518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic pthread_mutex_t sExtensionMapMutex = PTHREAD_MUTEX_INITIALIZER;
173518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
174518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic void(*findProcAddress(const char* name,
175518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        const extention_map_t* map, size_t n))() {
176518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    for (uint32_t i=0 ; i<n ; i++) {
177518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (!strcmp(name, map[i].name)) {
178518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            return map[i].address;
179518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
180518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
181518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return NULL;
182518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
183518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
184518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
185518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
186518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianextern void setGLHooksThreadSpecific(gl_hooks_t const *value);
187518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianextern EGLBoolean egl_init_drivers();
188518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianextern const __eglMustCastToProperFunctionPointerType gExtensionForwarders[MAX_NUMBER_OF_GL_EXTENSIONS];
189a73a97728befb5ba5ad647ab3b60058c4d536ba4Siva Velusamyextern int getEGLDebugLevel();
190a73a97728befb5ba5ad647ab3b60058c4d536ba4Siva Velusamyextern void setEGLDebugLevel(int level);
191518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianextern gl_hooks_t gHooksTrace;
192e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
193518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} // namespace android;
194518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
195e9b3dfb7d5cc233747407381a51a081c335dc076Mathias Agopian
196518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
197518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
198518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline void clearError() { egl_tls_t::clearError(); }
199518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic inline EGLContext getContext() { return egl_tls_t::getContext(); }
200518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
201518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
202518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
203518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLDisplay eglGetDisplay(EGLNativeDisplayType display)
204518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
205518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
206518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
207c3289c41e794117817895653300bd2cf7daa0a01Dan Stoza    uintptr_t index = reinterpret_cast<uintptr_t>(display);
208518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (index >= NUM_DISPLAYS) {
209518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY);
210518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
211518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
212518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (egl_init_drivers() == EGL_FALSE) {
213518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY);
214518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
215518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
216518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLDisplay dpy = egl_display_t::getFromNativeDisplay(display);
217518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return dpy;
218518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
219518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
220518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
221518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// Initialization
222518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
223518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
224518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
225518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
226518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
227518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
228b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_display_ptr dp = get_display(dpy);
229518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
230518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
231518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLBoolean res = dp->initialize(major, minor);
232518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
233518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return res;
234518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
235518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
236518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglTerminate(EGLDisplay dpy)
237518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
238518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // NOTE: don't unload the drivers b/c some APIs can be called
239518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // after eglTerminate() has been called. eglTerminate() only
240518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // terminates an EGLDisplay, not a EGL itself.
241518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
242518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
243518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
244b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_display_ptr dp = get_display(dpy);
245518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
246518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
247518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLBoolean res = dp->terminate();
2484774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall
249518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return res;
250518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
251518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
252518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
253518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// configuration
254518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
255518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
256518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglGetConfigs(   EGLDisplay dpy,
257518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLConfig *configs,
258518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLint config_size, EGLint *num_config)
259518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
260518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
261518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
262b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
263518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return EGL_FALSE;
264518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
2657773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    if (num_config==0) {
2667773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
267518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
268518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
2697773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    EGLBoolean res = EGL_FALSE;
2707773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    *num_config = 0;
2717773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian
2727773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    egl_connection_t* const cnx = &gEGLImpl;
2737773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    if (cnx->dso) {
2747773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian        res = cnx->egl.eglGetConfigs(
2757773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                dp->disp.dpy, configs, config_size, num_config);
276518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
2777773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian
2787773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    return res;
279518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
280518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
281518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
282518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLConfig *configs, EGLint config_size,
283518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLint *num_config)
284518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
285518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
286518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
287b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
288518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return EGL_FALSE;
289518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
290518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (num_config==0) {
291518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
292518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
293518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
294518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLBoolean res = EGL_FALSE;
295518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    *num_config = 0;
296518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
297ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    egl_connection_t* const cnx = &gEGLImpl;
298ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    if (cnx->dso) {
2991cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy        if (attrib_list) {
3001cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy            char value[PROPERTY_VALUE_MAX];
3011cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy            property_get("debug.egl.force_msaa", value, "false");
3021cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3031cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy            if (!strcmp(value, "true")) {
3041cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                size_t attribCount = 0;
3051cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                EGLint attrib = attrib_list[0];
3061cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3071cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                // Only enable MSAA if the context is OpenGL ES 2.0 and
308be3c3e4ecad501eecfe1f7a424a792f0f7f3f307Romain Guy                // if no caveat is requested
3091cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                const EGLint *attribRendererable = NULL;
3101cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                const EGLint *attribCaveat = NULL;
3111cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3121cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                // Count the number of attributes and look for
313be3c3e4ecad501eecfe1f7a424a792f0f7f3f307Romain Guy                // EGL_RENDERABLE_TYPE and EGL_CONFIG_CAVEAT
3141cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                while (attrib != EGL_NONE) {
3151cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    attrib = attrib_list[attribCount];
3161cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    switch (attrib) {
3171cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                        case EGL_RENDERABLE_TYPE:
3181cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                            attribRendererable = &attrib_list[attribCount];
3191cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                            break;
3201cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                        case EGL_CONFIG_CAVEAT:
3211cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                            attribCaveat = &attrib_list[attribCount];
3221cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                            break;
3231cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    }
3241cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    attribCount++;
3251cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                }
3261cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3271cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                if (attribRendererable && attribRendererable[1] == EGL_OPENGL_ES2_BIT &&
3281cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                        (!attribCaveat || attribCaveat[1] != EGL_NONE)) {
3294774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall
3301cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    // Insert 2 extra attributes to force-enable MSAA 4x
3311cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    EGLint aaAttribs[attribCount + 4];
3321cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    aaAttribs[0] = EGL_SAMPLE_BUFFERS;
3331cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    aaAttribs[1] = 1;
3341cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    aaAttribs[2] = EGL_SAMPLES;
3351cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    aaAttribs[3] = 4;
3361cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3371cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    memcpy(&aaAttribs[4], attrib_list, attribCount * sizeof(EGLint));
3381cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3391cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    EGLint numConfigAA;
3401cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    EGLBoolean resAA = cnx->egl.eglChooseConfig(
3411cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                            dp->disp.dpy, aaAttribs, configs, config_size, &numConfigAA);
3421cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3431cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    if (resAA == EGL_TRUE && numConfigAA > 0) {
3441cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                        ALOGD("Enabling MSAA 4x");
3451cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                        *num_config = numConfigAA;
3461cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                        return resAA;
3471cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                    }
3481cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy                }
3491cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy            }
3501cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy        }
3511cffc80f978c55f09203d9d9a905775b951ba59aRomain Guy
3527773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian        res = cnx->egl.eglChooseConfig(
3537773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                dp->disp.dpy, attrib_list, configs, config_size, num_config);
354518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
355518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return res;
356518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
357518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
358518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
359518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        EGLint attribute, EGLint *value)
360518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
361518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
362518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
363b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_connection_t* cnx = NULL;
364b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display_connection(dpy, cnx);
365b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    if (!dp) return EGL_FALSE;
3664774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall
367518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return cnx->egl.eglGetConfigAttrib(
3687773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian            dp->disp.dpy, config, attribute, value);
369518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
370518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
371518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
372518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// surfaces
373518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
374518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
375a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall// The EGL_KHR_gl_colorspace spec hasn't been ratified yet, so these haven't
376c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall// been added to the Khronos egl.h.
377c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall#define EGL_GL_COLORSPACE_KHR           EGL_VG_COLORSPACE
378c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall#define EGL_GL_COLORSPACE_SRGB_KHR      EGL_VG_COLORSPACE_sRGB
379c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall#define EGL_GL_COLORSPACE_LINEAR_KHR    EGL_VG_COLORSPACE_LINEAR
380c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall
381c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall// Turn linear formats into corresponding sRGB formats when colorspace is
382c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall// EGL_GL_COLORSPACE_SRGB_KHR, or turn sRGB formats into corresponding linear
383c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall// formats when colorspace is EGL_GL_COLORSPACE_LINEAR_KHR. In any cases where
384c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall// the modification isn't possible, the original format is returned.
385c2e41222bf02a6579763974f82d65875cfa43481Jesse Hallstatic int modifyFormatColorspace(int fmt, EGLint colorspace) {
386c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall    if (colorspace == EGL_GL_COLORSPACE_LINEAR_KHR) {
387c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        switch (fmt) {
388c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall            case HAL_PIXEL_FORMAT_sRGB_A_8888: return HAL_PIXEL_FORMAT_RGBA_8888;
389bc2a90b024db82e3a277e5b366da17e00b21d98bJesse Hall            case HAL_PIXEL_FORMAT_sRGB_X_8888: return HAL_PIXEL_FORMAT_RGBX_8888;
390c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        }
391c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall    } else if (colorspace == EGL_GL_COLORSPACE_SRGB_KHR) {
392c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        switch (fmt) {
393c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall            case HAL_PIXEL_FORMAT_RGBA_8888: return HAL_PIXEL_FORMAT_sRGB_A_8888;
394bc2a90b024db82e3a277e5b366da17e00b21d98bJesse Hall            case HAL_PIXEL_FORMAT_RGBX_8888: return HAL_PIXEL_FORMAT_sRGB_X_8888;
395c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        }
396c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall    }
397c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall    return fmt;
398c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall}
399c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall
400518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLSurface eglCreateWindowSurface(  EGLDisplay dpy, EGLConfig config,
401518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                                    NativeWindowType window,
402518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                                    const EGLint *attrib_list)
403518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
404518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
405518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
406b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_connection_t* cnx = NULL;
407b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_display_ptr dp = validate_display_connection(dpy, cnx);
408b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    if (dp) {
409ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian        EGLDisplay iDpy = dp->disp.dpy;
410518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
411d566ce3a26ce781ecdbc479aaba0e172b7c807a9Andy McFadden        int result = native_window_api_connect(window, NATIVE_WINDOW_API_EGL);
412d566ce3a26ce781ecdbc479aaba0e172b7c807a9Andy McFadden        if (result != OK) {
413d566ce3a26ce781ecdbc479aaba0e172b7c807a9Andy McFadden            ALOGE("eglCreateWindowSurface: native_window_api_connect (win=%p) "
414d566ce3a26ce781ecdbc479aaba0e172b7c807a9Andy McFadden                    "failed (%#x) (already connected to another API?)",
415d566ce3a26ce781ecdbc479aaba0e172b7c807a9Andy McFadden                    window, result);
41677a9b4a6bd21188e2744ae9dcd8092c6837bff7cJonathan Hamilton            return setError(EGL_BAD_ALLOC, EGL_NO_SURFACE);
41781a63350527cafce6929309533c58586878f10b5Mathias Agopian        }
41881a63350527cafce6929309533c58586878f10b5Mathias Agopian
4190f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        // Set the native window's buffers format to match what this config requests.
420c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        // Whether to use sRGB gamma is not part of the EGLconfig, but is part
421c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        // of our native format. So if sRGB gamma is requested, we have to
422c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        // modify the EGLconfig's format before setting the native window's
423c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        // format.
424f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian#if WORKAROUND_BUG_10194508
425f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian#warning "WORKAROUND_10194508 enabled"
426f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian        EGLint format;
427f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian        if (!cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_NATIVE_VISUAL_ID,
428f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian                &format)) {
429f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian            ALOGE("eglGetConfigAttrib(EGL_NATIVE_VISUAL_ID) failed: %#x",
430f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian                    eglGetError());
431f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian            format = 0;
432f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian        }
433f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian        if (attrib_list) {
434f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian            for (const EGLint* attr = attrib_list; *attr != EGL_NONE;
435f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian                    attr += 2) {
436f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian                if (*attr == EGL_GL_COLORSPACE_KHR &&
437f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian                        dp->haveExtension("EGL_KHR_gl_colorspace")) {
438a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                    if (ENABLE_EGL_KHR_GL_COLORSPACE) {
439a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        format = modifyFormatColorspace(format, *(attr+1));
440a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                    } else {
441a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // Normally we'd pass through unhandled attributes to
442a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // the driver. But in case the driver implements this
443a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // extension but we're disabling it, we want to prevent
444a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // it getting through -- support will be broken without
445a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // our help.
446a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        ALOGE("sRGB window surfaces not supported");
447a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        return setError(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
448a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                    }
449f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian                }
450f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian            }
451f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian        }
452f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian#else
4530f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        // by default, just pick RGBA_8888
4540f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        EGLint format = HAL_PIXEL_FORMAT_RGBA_8888;
4550f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian
4560f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        EGLint a = 0;
4570f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_ALPHA_SIZE, &a);
4580f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        if (a > 0) {
4590f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            // alpha-channel requested, there's really only one suitable format
4600f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            format = HAL_PIXEL_FORMAT_RGBA_8888;
4610f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        } else {
4620f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            EGLint r, g, b;
4630f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            r = g = b = 0;
4640f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_RED_SIZE,   &r);
4650f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_GREEN_SIZE, &g);
4660f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_BLUE_SIZE,  &b);
4670f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            EGLint colorDepth = r + g + b;
4680f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            if (colorDepth <= 16) {
4690f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian                format = HAL_PIXEL_FORMAT_RGB_565;
4700f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            } else {
4710f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian                format = HAL_PIXEL_FORMAT_RGBX_8888;
4720f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            }
473c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        }
4740f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian
4750f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        // now select a corresponding sRGB format if needed
4760f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian        if (attrib_list && dp->haveExtension("EGL_KHR_gl_colorspace")) {
4770f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian            for (const EGLint* attr = attrib_list; *attr != EGL_NONE; attr += 2) {
4780f288fcc9c1b2d23b1cff2f5c59689aef76b77aeMathias Agopian                if (*attr == EGL_GL_COLORSPACE_KHR) {
479a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                    if (ENABLE_EGL_KHR_GL_COLORSPACE) {
480a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        format = modifyFormatColorspace(format, *(attr+1));
481a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                    } else {
482a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // Normally we'd pass through unhandled attributes to
483a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // the driver. But in case the driver implements this
484a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // extension but we're disabling it, we want to prevent
485a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // it getting through -- support will be broken without
486a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        // our help.
487a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        ALOGE("sRGB window surfaces not supported");
488a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                        return setError(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
489a2ba428a22125558a129c6ba4001dfc2169de2feJesse Hall                    }
490bee205fd58a27c10a0895de5339e76025d429d2bJamie Gennis                }
491518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            }
492518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
493f4486c6ea4bcb728ee0f38df7a8ec75c389d9d2eMathias Agopian#endif
494c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        if (format != 0) {
495c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall            int err = native_window_set_buffers_format(window, format);
496c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall            if (err != 0) {
497c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall                ALOGE("error setting native window pixel format: %s (%d)",
498c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall                        strerror(-err), err);
499c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall                native_window_api_disconnect(window, NATIVE_WINDOW_API_EGL);
500c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall                return setError(EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE);
501c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall            }
502c2e41222bf02a6579763974f82d65875cfa43481Jesse Hall        }
503518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
50459769469e4b9b2d8b12c020eb44b030b3927a50bJamie Gennis        // the EGL spec requires that a new EGLSurface default to swap interval
50559769469e4b9b2d8b12c020eb44b030b3927a50bJamie Gennis        // 1, so explicitly set that on the window here.
50659769469e4b9b2d8b12c020eb44b030b3927a50bJamie Gennis        ANativeWindow* anw = reinterpret_cast<ANativeWindow*>(window);
50759769469e4b9b2d8b12c020eb44b030b3927a50bJamie Gennis        anw->setSwapInterval(anw, 1);
50859769469e4b9b2d8b12c020eb44b030b3927a50bJamie Gennis
509518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        EGLSurface surface = cnx->egl.eglCreateWindowSurface(
5107773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                iDpy, config, window, attrib_list);
511518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (surface != EGL_NO_SURFACE) {
512b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall            egl_surface_t* s = new egl_surface_t(dp.get(), config, window,
513b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall                    surface, cnx);
514518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            return s;
515518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
51681a63350527cafce6929309533c58586878f10b5Mathias Agopian
51781a63350527cafce6929309533c58586878f10b5Mathias Agopian        // EGLSurface creation failed
51881a63350527cafce6929309533c58586878f10b5Mathias Agopian        native_window_set_buffers_format(window, 0);
51981a63350527cafce6929309533c58586878f10b5Mathias Agopian        native_window_api_disconnect(window, NATIVE_WINDOW_API_EGL);
520518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
521518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return EGL_NO_SURFACE;
522518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
523518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
524518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLSurface eglCreatePixmapSurface(  EGLDisplay dpy, EGLConfig config,
525518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                                    NativePixmapType pixmap,
526518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                                    const EGLint *attrib_list)
527518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
528518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
529518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
530b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_connection_t* cnx = NULL;
531b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_display_ptr dp = validate_display_connection(dpy, cnx);
532b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    if (dp) {
533518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        EGLSurface surface = cnx->egl.eglCreatePixmapSurface(
5347773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                dp->disp.dpy, config, pixmap, attrib_list);
535518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (surface != EGL_NO_SURFACE) {
536b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall            egl_surface_t* s = new egl_surface_t(dp.get(), config, NULL,
537b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall                    surface, cnx);
538518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            return s;
539518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
540518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
541518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return EGL_NO_SURFACE;
542518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
543518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
544518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config,
545518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                                    const EGLint *attrib_list)
546518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
547518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
548518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
549b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_connection_t* cnx = NULL;
550b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_display_ptr dp = validate_display_connection(dpy, cnx);
551b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    if (dp) {
552518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        EGLSurface surface = cnx->egl.eglCreatePbufferSurface(
5537773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                dp->disp.dpy, config, attrib_list);
554518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (surface != EGL_NO_SURFACE) {
555b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall            egl_surface_t* s = new egl_surface_t(dp.get(), config, NULL,
556b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall                    surface, cnx);
557518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            return s;
558518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
559518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
560518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return EGL_NO_SURFACE;
561518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
5624774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall
563518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface)
564518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
565518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
566518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
567b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
568518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return EGL_FALSE;
569518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
570b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    SurfaceRef _s(dp.get(), surface);
5715b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    if (!_s.get())
5725b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian        return setError(EGL_BAD_SURFACE, EGL_FALSE);
573518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
574518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_surface_t * const s = get_surface(surface);
575ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    EGLBoolean result = s->cnx->egl.eglDestroySurface(dp->disp.dpy, s->surface);
576518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (result == EGL_TRUE) {
577518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        _s.terminate();
578518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
579518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return result;
580518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
581518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
582518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface surface,
583518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLint attribute, EGLint *value)
584518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
585518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
586518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
587b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
588518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return EGL_FALSE;
589518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
590b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    SurfaceRef _s(dp.get(), surface);
5915b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    if (!_s.get())
5925b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian        return setError(EGL_BAD_SURFACE, EGL_FALSE);
593518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
594518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_surface_t const * const s = get_surface(surface);
5957773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    return s->cnx->egl.eglQuerySurface(
5967773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian            dp->disp.dpy, s->surface, attribute, value);
597518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
598518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
599e8696a40e09b24b634214684d18526187b316a2fJamie Gennisvoid EGLAPI eglBeginFrame(EGLDisplay dpy, EGLSurface surface) {
6001c8e95cf86f2182986385bc1ee85f13f425f3a3aJamie Gennis    ATRACE_CALL();
601e8696a40e09b24b634214684d18526187b316a2fJamie Gennis    clearError();
602e8696a40e09b24b634214684d18526187b316a2fJamie Gennis
603b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
604e8696a40e09b24b634214684d18526187b316a2fJamie Gennis    if (!dp) {
605e8696a40e09b24b634214684d18526187b316a2fJamie Gennis        return;
606e8696a40e09b24b634214684d18526187b316a2fJamie Gennis    }
607e8696a40e09b24b634214684d18526187b316a2fJamie Gennis
608b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    SurfaceRef _s(dp.get(), surface);
609e8696a40e09b24b634214684d18526187b316a2fJamie Gennis    if (!_s.get()) {
610e8696a40e09b24b634214684d18526187b316a2fJamie Gennis        setError(EGL_BAD_SURFACE, EGL_FALSE);
611e8696a40e09b24b634214684d18526187b316a2fJamie Gennis        return;
612e8696a40e09b24b634214684d18526187b316a2fJamie Gennis    }
613e8696a40e09b24b634214684d18526187b316a2fJamie Gennis}
614e8696a40e09b24b634214684d18526187b316a2fJamie Gennis
615518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
616518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// Contexts
617518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ----------------------------------------------------------------------------
618518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
619518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
620518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLContext share_list, const EGLint *attrib_list)
621518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
622518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
623518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
624b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_connection_t* cnx = NULL;
625b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display_connection(dpy, cnx);
6260673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock    if (dp) {
627518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (share_list != EGL_NO_CONTEXT) {
6280673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock            if (!ContextRef(dp.get(), share_list).get()) {
6290673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock                return setError(EGL_BAD_CONTEXT, EGL_NO_CONTEXT);
6300673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock            }
631518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            egl_context_t* const c = get_context(share_list);
632518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            share_list = c->context;
633518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
634518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        EGLContext context = cnx->egl.eglCreateContext(
6357773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                dp->disp.dpy, config, share_list, attrib_list);
636518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (context != EGL_NO_CONTEXT) {
637518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            // figure out if it's a GLESv1 or GLESv2
638518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            int version = 0;
639518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            if (attrib_list) {
640518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                while (*attrib_list != EGL_NONE) {
641518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                    GLint attr = *attrib_list++;
642518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                    GLint value = *attrib_list++;
643518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                    if (attr == EGL_CONTEXT_CLIENT_VERSION) {
644518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                        if (value == 1) {
6457773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                            version = egl_connection_t::GLESv1_INDEX;
6464774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall                        } else if (value == 2 || value == 3) {
6477773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian                            version = egl_connection_t::GLESv2_INDEX;
648518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                        }
649518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                    }
650518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                };
651518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            }
652b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall            egl_context_t* c = new egl_context_t(dpy, context, config, cnx,
653b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall                    version);
6540469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy#if EGL_TRACE
655a73a97728befb5ba5ad647ab3b60058c4d536ba4Siva Velusamy            if (getEGLDebugLevel() > 0)
6560469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy                GLTrace_eglCreateContext(version, c);
6570469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy#endif
658518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            return c;
659518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
660518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
661518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return EGL_NO_CONTEXT;
662518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
663518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
664518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx)
665518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
666518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
667518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
668b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
6695b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    if (!dp)
6705b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian        return EGL_FALSE;
671518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
672b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    ContextRef _c(dp.get(), ctx);
6735b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    if (!_c.get())
6745b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian        return setError(EGL_BAD_CONTEXT, EGL_FALSE);
6754774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall
676518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_context_t * const c = get_context(ctx);
677ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    EGLBoolean result = c->cnx->egl.eglDestroyContext(dp->disp.dpy, c->context);
678518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (result == EGL_TRUE) {
679518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        _c.terminate();
680518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
681518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return result;
682518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
683518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
684518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglMakeCurrent(  EGLDisplay dpy, EGLSurface draw,
685518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLSurface read, EGLContext ctx)
686518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
687518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
688518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
689b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    egl_display_ptr dp = validate_display(dpy);
690518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
691518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
6925b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    // If ctx is not EGL_NO_CONTEXT, read is not EGL_NO_SURFACE, or draw is not
6935b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    // EGL_NO_SURFACE, then an EGL_NOT_INITIALIZED error is generated if dpy is
6945b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    // a valid but uninitialized display.
695518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if ( (ctx != EGL_NO_CONTEXT) || (read != EGL_NO_SURFACE) ||
696518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian         (draw != EGL_NO_SURFACE) ) {
697518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (!dp->isReady()) return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
698518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
699518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
700518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // get a reference to the object passed in
701b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    ContextRef _c(dp.get(), ctx);
702b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    SurfaceRef _d(dp.get(), draw);
703b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    SurfaceRef _r(dp.get(), read);
704518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
705518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // validate the context (if not EGL_NO_CONTEXT)
7065b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian    if ((ctx != EGL_NO_CONTEXT) && !_c.get()) {
707518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        // EGL_NO_CONTEXT is valid
7080673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock        return setError(EGL_BAD_CONTEXT, EGL_FALSE);
709518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
710518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
711518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // these are the underlying implementation's object
712518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLContext impl_ctx  = EGL_NO_CONTEXT;
713518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLSurface impl_draw = EGL_NO_SURFACE;
714518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLSurface impl_read = EGL_NO_SURFACE;
715518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
716518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // these are our objects structs passed in
717518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_context_t       * c = NULL;
718518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_surface_t const * d = NULL;
719518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_surface_t const * r = NULL;
720518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
721518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // these are the current objects structs
722518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_context_t * cur_c = get_context(getContext());
7234774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall
724518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (ctx != EGL_NO_CONTEXT) {
725518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        c = get_context(ctx);
726518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        impl_ctx = c->context;
727518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    } else {
728518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        // no context given, use the implementation of the current context
7290673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock        if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) {
7300673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock            // calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT);
7310673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock            return setError(EGL_BAD_MATCH, EGL_FALSE);
7320673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock        }
733518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (cur_c == NULL) {
734518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            // no current context
735518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            // not an error, there is just no current context.
736518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            return EGL_TRUE;
737518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
738518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
739518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
740518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // retrieve the underlying implementation's draw EGLSurface
741518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (draw != EGL_NO_SURFACE) {
7420673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock        if (!_d.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
743518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        d = get_surface(draw);
744518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        impl_draw = d->surface;
745518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
746518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
747518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // retrieve the underlying implementation's read EGLSurface
748518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (read != EGL_NO_SURFACE) {
7490673e1e2d77c673c2e9bc57616a02c3188b55ad1Michael Chock        if (!_r.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
750518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        r = get_surface(read);
751518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        impl_read = r->surface;
752518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
753518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
754518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
755b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    EGLBoolean result = dp->makeCurrent(c, cur_c,
756fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian            draw, read, ctx,
757fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian            impl_draw, impl_read, impl_ctx);
758518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
759518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (result == EGL_TRUE) {
760fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian        if (c) {
761518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            setGLHooksThreadSpecific(c->cnx->hooks[c->version]);
762518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            egl_tls_t::setContext(ctx);
7630469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy#if EGL_TRACE
764a73a97728befb5ba5ad647ab3b60058c4d536ba4Siva Velusamy            if (getEGLDebugLevel() > 0)
76593a826f78f6313db791e6fc880439189897651b3Siva Velusamy                GLTrace_eglMakeCurrent(c->version, c->cnx->hooks[c->version], ctx);
7660469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy#endif
767518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            _c.acquire();
768518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            _r.acquire();
769518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            _d.acquire();
770518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        } else {
771518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            setGLHooksThreadSpecific(&gHooksNoContext);
772518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            egl_tls_t::setContext(EGL_NO_CONTEXT);
773518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
7745fecea776a5f093c21ac1a0ad3552b847d4be23eMathias Agopian    } else {
775e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block        // this will ALOGE the error
77663108c34ec181e923b68ee840bb7960f205466a7Mathias Agopian        egl_connection_t* const cnx = &gEGLImpl;
77763108c34ec181e923b68ee840bb7960f205466a7Mathias Agopian        result = setError(cnx->egl.eglGetError(), EGL_FALSE);
778518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
779518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return result;
780518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
781518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
782518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
783518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx,
784518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian                            EGLint attribute, EGLint *value)
785518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
786518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
787518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
788b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    const egl_display_ptr dp = validate_display(dpy);
789518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!dp) return EGL_FALSE;
790518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
791b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall    ContextRef _c(dp.get(), ctx);
792518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
793518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
794518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    egl_context_t * const c = get_context(ctx);
7957773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian    return c->cnx->egl.eglQueryContext(
7967773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian            dp->disp.dpy, c->context, attribute, value);
797518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
798518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
799518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
800518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLContext eglGetCurrentContext(void)
801518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
802518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // could be called before eglInitialize(), but we wouldn't have a context
803518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // then, and this function would correctly return EGL_NO_CONTEXT.
804518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
805518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
806518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
807518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLContext ctx = getContext();
808518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return ctx;
809518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
810518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
811518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLSurface eglGetCurrentSurface(EGLint readdraw)
812518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
813518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // could be called before eglInitialize(), but we wouldn't have a context
814518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // then, and this function would correctly return EGL_NO_SURFACE.
815518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
816518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
817518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
818518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLContext ctx = getContext();
819518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (ctx) {
820518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        egl_context_t const * const c = get_context(ctx);
821518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE);
822518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        switch (readdraw) {
823518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            case EGL_READ: return c->read;
8244774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall            case EGL_DRAW: return c->draw;
825518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian            default: return setError(EGL_BAD_PARAMETER, EGL_NO_SURFACE);
826518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        }
827518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
828518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return EGL_NO_SURFACE;
829518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
830518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
831518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLDisplay eglGetCurrentDisplay(void)
832518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
833518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // could be called before eglInitialize(), but we wouldn't have a context
834518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // then, and this function would correctly return EGL_NO_DISPLAY.
835518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
836518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
837518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
838518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    EGLContext ctx = getContext();
839518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    if (ctx) {
840518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        egl_context_t const * const c = get_context(ctx);
841518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE);
842518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian        return c->dpy;
843518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
844518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    return EGL_NO_DISPLAY;
845518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
846518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
847518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglWaitGL(void)
848518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
849518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
850518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
851ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    egl_connection_t* const cnx = &gEGLImpl;
852ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    if (!cnx->dso)
853ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian        return setError(EGL_BAD_CONTEXT, EGL_FALSE);
854ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian
855ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    return cnx->egl.eglWaitGL();
856518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
857518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
858518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean eglWaitNative(EGLint engine)
859518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
860518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    clearError();
861518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
862ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    egl_connection_t* const cnx = &gEGLImpl;
863ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    if (!cnx->dso)
864ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian        return setError(EGL_BAD_CONTEXT, EGL_FALSE);
865ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian
866ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    return cnx->egl.eglWaitNative(engine);
867518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
868518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
869518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLint eglGetError(void)
870518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
871ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    EGLint err = EGL_SUCCESS;
872ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    egl_connection_t* const cnx = &gEGLImpl;
873ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    if (cnx->dso) {
874ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian        err = cnx->egl.eglGetError();
875518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    }
876ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    if (err == EGL_SUCCESS) {
877ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian        err = egl_tls_t::getError();
878ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    }
879ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian    return err;
880518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}
881518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
882c0ec5e2333b6350480851b8b48f000c78ea3f88aMichael Chockstatic __eglMustCastToProperFunctionPointerType findBuiltinWrapper(
883c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall        const char* procname) {
884c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    const egl_connection_t* cnx = &gEGLImpl;
885c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    void* proc = NULL;
886c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall
887c0ec5e2333b6350480851b8b48f000c78ea3f88aMichael Chock    proc = dlsym(cnx->libEgl, procname);
888c0ec5e2333b6350480851b8b48f000c78ea3f88aMichael Chock    if (proc) return (__eglMustCastToProperFunctionPointerType)proc;
889c0ec5e2333b6350480851b8b48f000c78ea3f88aMichael Chock
890c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    proc = dlsym(cnx->libGles2, procname);
891c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    if (proc) return (__eglMustCastToProperFunctionPointerType)proc;
892c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall
893c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    proc = dlsym(cnx->libGles1, procname);
894c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    if (proc) return (__eglMustCastToProperFunctionPointerType)proc;
895c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall
896c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall    return NULL;
897c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall}
898c07b52060acd627c8510c1a9151e0753fce76330Jesse Hall
899518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian__eglMustCastToProperFunctionPointerType eglGetProcAddress(const char *procname)
900518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian{
901518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // eglGetProcAddress() could be the very first function called
902518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // in which case we must make sure we've initialized ourselves, this
903518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian    // happens the first time egl_get_display() is called.
904518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian
905518ec112f468eb67bf681b3eec