ccfa5c3364
we were checking against to the wrong variable Change-Id: Iff3f5ab2d6ba5ac0d3d8161011b38e673ee7e67b
356 lines
10 KiB
C++
356 lines
10 KiB
C++
/*
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** Copyright 2007, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <hardware/gralloc.h>
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#include <system/window.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <GLES/gl.h>
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#include <GLES/glext.h>
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#include <cutils/log.h>
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#include <cutils/atomic.h>
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#include <cutils/properties.h>
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#include <cutils/memory.h>
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#include <utils/CallStack.h>
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#include <utils/String8.h>
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#include "egldefs.h"
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#include "egl_impl.h"
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#include "egl_tls.h"
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#include "glesv2dbg.h"
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#include "hooks.h"
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#include "Loader.h"
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#include "egl_display.h"
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#include "egl_object.h"
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// ----------------------------------------------------------------------------
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namespace android {
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// ----------------------------------------------------------------------------
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egl_connection_t gEGLImpl[IMPL_NUM_IMPLEMENTATIONS];
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gl_hooks_t gHooks[2][IMPL_NUM_IMPLEMENTATIONS];
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gl_hooks_t gHooksNoContext;
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pthread_key_t gGLWrapperKey = -1;
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// ----------------------------------------------------------------------------
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#if EGL_TRACE
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EGLAPI pthread_key_t gGLTraceKey = -1;
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// ----------------------------------------------------------------------------
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int gEGLDebugLevel;
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static int sEGLTraceLevel;
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static int sEGLApplicationTraceLevel;
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extern gl_hooks_t gHooksTrace;
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extern gl_hooks_t gHooksDebug;
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static inline void setGlTraceThreadSpecific(gl_hooks_t const *value) {
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pthread_setspecific(gGLTraceKey, value);
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}
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gl_hooks_t const* getGLTraceThreadSpecific() {
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return static_cast<gl_hooks_t*>(pthread_getspecific(gGLTraceKey));
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}
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void initEglTraceLevel() {
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char value[PROPERTY_VALUE_MAX];
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property_get("debug.egl.trace", value, "0");
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int propertyLevel = atoi(value);
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int applicationLevel = sEGLApplicationTraceLevel;
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sEGLTraceLevel = propertyLevel > applicationLevel ? propertyLevel : applicationLevel;
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property_get("debug.egl.debug_proc", value, "");
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long pid = getpid();
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char procPath[128] = {};
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sprintf(procPath, "/proc/%ld/cmdline", pid);
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FILE * file = fopen(procPath, "r");
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if (file)
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{
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char cmdline[256] = {};
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if (fgets(cmdline, sizeof(cmdline) - 1, file))
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{
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if (!strcmp(value, cmdline))
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gEGLDebugLevel = 1;
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}
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fclose(file);
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}
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if (gEGLDebugLevel > 0)
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{
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property_get("debug.egl.debug_port", value, "5039");
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const unsigned short port = (unsigned short)atoi(value);
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property_get("debug.egl.debug_forceUseFile", value, "0");
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const bool forceUseFile = (bool)atoi(value);
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property_get("debug.egl.debug_maxFileSize", value, "8");
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const unsigned int maxFileSize = atoi(value) << 20;
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property_get("debug.egl.debug_filePath", value, "/data/local/tmp/dump.gles2dbg");
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StartDebugServer(port, forceUseFile, maxFileSize, value);
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}
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}
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void setGLHooksThreadSpecific(gl_hooks_t const *value) {
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if (sEGLTraceLevel > 0) {
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setGlTraceThreadSpecific(value);
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setGlThreadSpecific(&gHooksTrace);
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} else if (gEGLDebugLevel > 0 && value != &gHooksNoContext) {
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setGlTraceThreadSpecific(value);
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setGlThreadSpecific(&gHooksDebug);
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} else {
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setGlThreadSpecific(value);
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}
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}
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/*
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* Global entry point to allow applications to modify their own trace level.
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* The effective trace level is the max of this level and the value of debug.egl.trace.
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*/
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extern "C"
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void setGLTraceLevel(int level) {
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sEGLApplicationTraceLevel = level;
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}
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#else
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void setGLHooksThreadSpecific(gl_hooks_t const *value) {
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setGlThreadSpecific(value);
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}
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#endif
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/*****************************************************************************/
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static int gl_no_context() {
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if (egl_tls_t::logNoContextCall()) {
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LOGE("call to OpenGL ES API with no current context "
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"(logged once per thread)");
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LOGE("call stack before error:");
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CallStack stack;
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stack.update();
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stack.dump();
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}
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return 0;
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}
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static void early_egl_init(void)
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{
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#if !USE_FAST_TLS_KEY
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pthread_key_create(&gGLWrapperKey, NULL);
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#endif
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#if EGL_TRACE
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pthread_key_create(&gGLTraceKey, NULL);
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initEglTraceLevel();
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#endif
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uint32_t addr = (uint32_t)((void*)gl_no_context);
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android_memset32(
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(uint32_t*)(void*)&gHooksNoContext,
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addr,
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sizeof(gHooksNoContext));
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setGLHooksThreadSpecific(&gHooksNoContext);
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}
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static pthread_once_t once_control = PTHREAD_ONCE_INIT;
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static int sEarlyInitState = pthread_once(&once_control, &early_egl_init);
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// ----------------------------------------------------------------------------
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egl_display_t* validate_display(EGLDisplay dpy) {
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egl_display_t * const dp = get_display(dpy);
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if (!dp)
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return setError(EGL_BAD_DISPLAY, (egl_display_t*)NULL);
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if (!dp->isReady())
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return setError(EGL_NOT_INITIALIZED, (egl_display_t*)NULL);
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return dp;
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}
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egl_connection_t* validate_display_config(EGLDisplay dpy, EGLConfig config,
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egl_display_t const*& dp) {
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dp = validate_display(dpy);
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if (!dp)
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return (egl_connection_t*) NULL;
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if (intptr_t(config) >= dp->numTotalConfigs) {
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return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);
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}
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egl_connection_t* const cnx = &gEGLImpl[dp->configs[intptr_t(config)].impl];
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if (cnx->dso == 0) {
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return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);
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}
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return cnx;
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}
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// ----------------------------------------------------------------------------
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EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image)
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{
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ImageRef _i(image);
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if (!_i.get())
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return EGL_NO_IMAGE_KHR;
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EGLContext context = egl_tls_t::getContext();
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if (context == EGL_NO_CONTEXT || image == EGL_NO_IMAGE_KHR)
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return EGL_NO_IMAGE_KHR;
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egl_context_t const * const c = get_context(context);
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if (c == NULL) // this should never happen
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return EGL_NO_IMAGE_KHR;
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// here we don't validate the context because if it's been marked for
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// termination, this call should still succeed since it's internal to
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// EGL.
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egl_image_t const * const i = get_image(image);
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return i->images[c->impl];
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}
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// ----------------------------------------------------------------------------
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// this mutex protects:
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// d->disp[]
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// egl_init_drivers_locked()
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//
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static EGLBoolean egl_init_drivers_locked() {
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if (sEarlyInitState) {
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// initialized by static ctor. should be set here.
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return EGL_FALSE;
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}
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// get our driver loader
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Loader& loader(Loader::getInstance());
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// dynamically load all our EGL implementations
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egl_connection_t* cnx;
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cnx = &gEGLImpl[IMPL_SOFTWARE];
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if (cnx->dso == 0) {
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cnx->hooks[GLESv1_INDEX] = &gHooks[GLESv1_INDEX][IMPL_SOFTWARE];
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cnx->hooks[GLESv2_INDEX] = &gHooks[GLESv2_INDEX][IMPL_SOFTWARE];
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cnx->dso = loader.open(EGL_DEFAULT_DISPLAY, 0, cnx);
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}
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cnx = &gEGLImpl[IMPL_HARDWARE];
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if (cnx->dso == 0) {
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char value[PROPERTY_VALUE_MAX];
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property_get("debug.egl.hw", value, "1");
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if (atoi(value) != 0) {
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cnx->hooks[GLESv1_INDEX] = &gHooks[GLESv1_INDEX][IMPL_HARDWARE];
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cnx->hooks[GLESv2_INDEX] = &gHooks[GLESv2_INDEX][IMPL_HARDWARE];
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cnx->dso = loader.open(EGL_DEFAULT_DISPLAY, 1, cnx);
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} else {
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LOGD("3D hardware acceleration is disabled");
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}
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}
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if (!gEGLImpl[IMPL_SOFTWARE].dso && !gEGLImpl[IMPL_HARDWARE].dso) {
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return EGL_FALSE;
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}
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return EGL_TRUE;
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}
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static pthread_mutex_t sInitDriverMutex = PTHREAD_MUTEX_INITIALIZER;
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EGLBoolean egl_init_drivers() {
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EGLBoolean res;
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pthread_mutex_lock(&sInitDriverMutex);
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res = egl_init_drivers_locked();
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pthread_mutex_unlock(&sInitDriverMutex);
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return res;
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}
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void gl_unimplemented() {
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LOGE("called unimplemented OpenGL ES API");
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}
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// ----------------------------------------------------------------------------
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#if USE_FAST_TLS_KEY
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// We have a dedicated TLS slot in bionic
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static inline gl_hooks_t const * volatile * get_tls_hooks() {
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volatile void *tls_base = __get_tls();
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gl_hooks_t const * volatile * tls_hooks =
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reinterpret_cast<gl_hooks_t const * volatile *>(tls_base);
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return tls_hooks;
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}
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void setGlThreadSpecific(gl_hooks_t const *value) {
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gl_hooks_t const * volatile * tls_hooks = get_tls_hooks();
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tls_hooks[TLS_SLOT_OPENGL_API] = value;
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}
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gl_hooks_t const* getGlThreadSpecific() {
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gl_hooks_t const * volatile * tls_hooks = get_tls_hooks();
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gl_hooks_t const* hooks = tls_hooks[TLS_SLOT_OPENGL_API];
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if (hooks) return hooks;
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return &gHooksNoContext;
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}
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#else
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void setGlThreadSpecific(gl_hooks_t const *value) {
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pthread_setspecific(gGLWrapperKey, value);
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}
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gl_hooks_t const* getGlThreadSpecific() {
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gl_hooks_t const* hooks = static_cast<gl_hooks_t*>(pthread_getspecific(gGLWrapperKey));
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if (hooks) return hooks;
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return &gHooksNoContext;
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}
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#endif
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// ----------------------------------------------------------------------------
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// GL / EGL hooks
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// ----------------------------------------------------------------------------
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#undef GL_ENTRY
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#undef EGL_ENTRY
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#define GL_ENTRY(_r, _api, ...) #_api,
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#define EGL_ENTRY(_r, _api, ...) #_api,
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char const * const gl_names[] = {
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#include "entries.in"
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NULL
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};
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char const * const egl_names[] = {
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#include "egl_entries.in"
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NULL
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};
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#undef GL_ENTRY
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#undef EGL_ENTRY
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// ----------------------------------------------------------------------------
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}; // namespace android
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// ----------------------------------------------------------------------------
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