No-fail invokeFunctor
Bug: 15513308
Bug: 15449247
Change-Id: I13a29f9c8d4975cdda6dcb33b6332c2555ff0f7c
diff --git a/libs/hwui/renderthread/EglManager.cpp b/libs/hwui/renderthread/EglManager.cpp
new file mode 100644
index 0000000..05ca34d
--- /dev/null
+++ b/libs/hwui/renderthread/EglManager.cpp
@@ -0,0 +1,288 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "EglContext"
+
+#include "EglManager.h"
+
+#include <cutils/log.h>
+#include <cutils/properties.h>
+
+#include "../RenderState.h"
+#include "RenderThread.h"
+
+#define PROPERTY_RENDER_DIRTY_REGIONS "debug.hwui.render_dirty_regions"
+#define GLES_VERSION 2
+
+// Android-specific addition that is used to show when frames began in systrace
+EGLAPI void EGLAPIENTRY eglBeginFrame(EGLDisplay dpy, EGLSurface surface);
+
+namespace android {
+namespace uirenderer {
+namespace renderthread {
+
+#define ERROR_CASE(x) case x: return #x;
+static const char* egl_error_str(EGLint error) {
+ switch (error) {
+ ERROR_CASE(EGL_SUCCESS)
+ ERROR_CASE(EGL_NOT_INITIALIZED)
+ ERROR_CASE(EGL_BAD_ACCESS)
+ ERROR_CASE(EGL_BAD_ALLOC)
+ ERROR_CASE(EGL_BAD_ATTRIBUTE)
+ ERROR_CASE(EGL_BAD_CONFIG)
+ ERROR_CASE(EGL_BAD_CONTEXT)
+ ERROR_CASE(EGL_BAD_CURRENT_SURFACE)
+ ERROR_CASE(EGL_BAD_DISPLAY)
+ ERROR_CASE(EGL_BAD_MATCH)
+ ERROR_CASE(EGL_BAD_NATIVE_PIXMAP)
+ ERROR_CASE(EGL_BAD_NATIVE_WINDOW)
+ ERROR_CASE(EGL_BAD_PARAMETER)
+ ERROR_CASE(EGL_BAD_SURFACE)
+ ERROR_CASE(EGL_CONTEXT_LOST)
+ default:
+ return "Unknown error";
+ }
+}
+static const char* egl_error_str() {
+ return egl_error_str(eglGetError());
+}
+
+static bool load_dirty_regions_property() {
+ char buf[PROPERTY_VALUE_MAX];
+ int len = property_get(PROPERTY_RENDER_DIRTY_REGIONS, buf, "true");
+ return !strncasecmp("true", buf, len);
+}
+
+EglManager::EglManager(RenderThread& thread)
+ : mRenderThread(thread)
+ , mEglDisplay(EGL_NO_DISPLAY)
+ , mEglConfig(0)
+ , mEglContext(EGL_NO_CONTEXT)
+ , mPBufferSurface(EGL_NO_SURFACE)
+ , mRequestDirtyRegions(load_dirty_regions_property())
+ , mCurrentSurface(EGL_NO_SURFACE)
+ , mAtlasMap(NULL)
+ , mAtlasMapSize(0) {
+ mCanSetDirtyRegions = mRequestDirtyRegions;
+ ALOGD("Render dirty regions requested: %s", mRequestDirtyRegions ? "true" : "false");
+}
+
+void EglManager::initialize() {
+ if (hasEglContext()) return;
+
+ mEglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ LOG_ALWAYS_FATAL_IF(mEglDisplay == EGL_NO_DISPLAY,
+ "Failed to get EGL_DEFAULT_DISPLAY! err=%s", egl_error_str());
+
+ EGLint major, minor;
+ LOG_ALWAYS_FATAL_IF(eglInitialize(mEglDisplay, &major, &minor) == EGL_FALSE,
+ "Failed to initialize display %p! err=%s", mEglDisplay, egl_error_str());
+
+ ALOGI("Initialized EGL, version %d.%d", (int)major, (int)minor);
+
+ loadConfig();
+ createContext();
+ usePBufferSurface();
+ mRenderThread.renderState().onGLContextCreated();
+ initAtlas();
+}
+
+bool EglManager::hasEglContext() {
+ return mEglDisplay != EGL_NO_DISPLAY;
+}
+
+void EglManager::requireGlContext() {
+ LOG_ALWAYS_FATAL_IF(mEglDisplay == EGL_NO_DISPLAY, "No EGL context");
+
+ // We don't care *WHAT* surface is active, just that one is active to give
+ // us access to the GL context
+ if (mCurrentSurface == EGL_NO_SURFACE) {
+ usePBufferSurface();
+ }
+}
+
+void EglManager::loadConfig() {
+ EGLint swapBehavior = mCanSetDirtyRegions ? EGL_SWAP_BEHAVIOR_PRESERVED_BIT : 0;
+ EGLint attribs[] = {
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+ EGL_RED_SIZE, 8,
+ EGL_GREEN_SIZE, 8,
+ EGL_BLUE_SIZE, 8,
+ EGL_ALPHA_SIZE, 8,
+ EGL_DEPTH_SIZE, 0,
+ EGL_CONFIG_CAVEAT, EGL_NONE,
+ EGL_STENCIL_SIZE, Stencil::getStencilSize(),
+ EGL_SURFACE_TYPE, EGL_WINDOW_BIT | swapBehavior,
+ EGL_NONE
+ };
+
+ EGLint num_configs = 1;
+ if (!eglChooseConfig(mEglDisplay, attribs, &mEglConfig, num_configs, &num_configs)
+ || num_configs != 1) {
+ // Failed to get a valid config
+ if (mCanSetDirtyRegions) {
+ ALOGW("Failed to choose config with EGL_SWAP_BEHAVIOR_PRESERVED, retrying without...");
+ // Try again without dirty regions enabled
+ mCanSetDirtyRegions = false;
+ loadConfig();
+ } else {
+ LOG_ALWAYS_FATAL("Failed to choose config, error = %s", egl_error_str());
+ }
+ }
+}
+
+void EglManager::createContext() {
+ EGLint attribs[] = { EGL_CONTEXT_CLIENT_VERSION, GLES_VERSION, EGL_NONE };
+ mEglContext = eglCreateContext(mEglDisplay, mEglConfig, EGL_NO_CONTEXT, attribs);
+ LOG_ALWAYS_FATAL_IF(mEglContext == EGL_NO_CONTEXT,
+ "Failed to create context, error = %s", egl_error_str());
+}
+
+void EglManager::setTextureAtlas(const sp<GraphicBuffer>& buffer,
+ int64_t* map, size_t mapSize) {
+
+ // Already initialized
+ if (mAtlasBuffer.get()) {
+ ALOGW("Multiple calls to setTextureAtlas!");
+ delete map;
+ return;
+ }
+
+ mAtlasBuffer = buffer;
+ mAtlasMap = map;
+ mAtlasMapSize = mapSize;
+
+ if (hasEglContext()) {
+ usePBufferSurface();
+ initAtlas();
+ }
+}
+
+void EglManager::initAtlas() {
+ if (mAtlasBuffer.get()) {
+ Caches::getInstance().assetAtlas.init(mAtlasBuffer, mAtlasMap, mAtlasMapSize);
+ }
+}
+
+void EglManager::usePBufferSurface() {
+ LOG_ALWAYS_FATAL_IF(mEglDisplay == EGL_NO_DISPLAY,
+ "usePBufferSurface() called on uninitialized GlobalContext!");
+
+ if (mPBufferSurface == EGL_NO_SURFACE) {
+ EGLint attribs[] = { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE };
+ mPBufferSurface = eglCreatePbufferSurface(mEglDisplay, mEglConfig, attribs);
+ }
+ makeCurrent(mPBufferSurface);
+}
+
+EGLSurface EglManager::createSurface(EGLNativeWindowType window) {
+ initialize();
+ EGLSurface surface = eglCreateWindowSurface(mEglDisplay, mEglConfig, window, NULL);
+ LOG_ALWAYS_FATAL_IF(surface == EGL_NO_SURFACE,
+ "Failed to create EGLSurface for window %p, eglErr = %s",
+ (void*) window, egl_error_str());
+ return surface;
+}
+
+void EglManager::destroySurface(EGLSurface surface) {
+ if (isCurrent(surface)) {
+ makeCurrent(EGL_NO_SURFACE);
+ }
+ if (!eglDestroySurface(mEglDisplay, surface)) {
+ ALOGW("Failed to destroy surface %p, error=%s", (void*)surface, egl_error_str());
+ }
+}
+
+void EglManager::destroy() {
+ if (mEglDisplay == EGL_NO_DISPLAY) return;
+
+ usePBufferSurface();
+ if (Caches::hasInstance()) {
+ Caches::getInstance().terminate();
+ }
+
+ eglDestroyContext(mEglDisplay, mEglContext);
+ eglDestroySurface(mEglDisplay, mPBufferSurface);
+ eglMakeCurrent(mEglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+ eglTerminate(mEglDisplay);
+ eglReleaseThread();
+
+ mEglDisplay = EGL_NO_DISPLAY;
+ mEglContext = EGL_NO_CONTEXT;
+ mPBufferSurface = EGL_NO_SURFACE;
+ mCurrentSurface = EGL_NO_SURFACE;
+}
+
+bool EglManager::makeCurrent(EGLSurface surface) {
+ if (isCurrent(surface)) return false;
+
+ if (surface == EGL_NO_SURFACE) {
+ // If we are setting EGL_NO_SURFACE we don't care about any of the potential
+ // return errors, which would only happen if mEglDisplay had already been
+ // destroyed in which case the current context is already NO_CONTEXT
+ eglMakeCurrent(mEglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+ } else if (!eglMakeCurrent(mEglDisplay, surface, surface, mEglContext)) {
+ LOG_ALWAYS_FATAL("Failed to make current on surface %p, error=%s",
+ (void*)surface, egl_error_str());
+ }
+ mCurrentSurface = surface;
+ return true;
+}
+
+void EglManager::beginFrame(EGLSurface surface, EGLint* width, EGLint* height) {
+ LOG_ALWAYS_FATAL_IF(surface == EGL_NO_SURFACE,
+ "Tried to beginFrame on EGL_NO_SURFACE!");
+ makeCurrent(surface);
+ if (width) {
+ eglQuerySurface(mEglDisplay, surface, EGL_WIDTH, width);
+ }
+ if (height) {
+ eglQuerySurface(mEglDisplay, surface, EGL_HEIGHT, height);
+ }
+ eglBeginFrame(mEglDisplay, surface);
+}
+
+void EglManager::swapBuffers(EGLSurface surface) {
+ eglSwapBuffers(mEglDisplay, surface);
+ EGLint err = eglGetError();
+ LOG_ALWAYS_FATAL_IF(err != EGL_SUCCESS,
+ "Encountered EGL error %d %s during rendering", err, egl_error_str(err));
+}
+
+bool EglManager::enableDirtyRegions(EGLSurface surface) {
+ if (!mRequestDirtyRegions) return false;
+
+ if (mCanSetDirtyRegions) {
+ if (!eglSurfaceAttrib(mEglDisplay, surface, EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED)) {
+ ALOGW("Failed to set EGL_SWAP_BEHAVIOR on surface %p, error=%s",
+ (void*) surface, egl_error_str());
+ return false;
+ }
+ return true;
+ }
+ // Perhaps it is already enabled?
+ EGLint value;
+ if (!eglQuerySurface(mEglDisplay, surface, EGL_SWAP_BEHAVIOR, &value)) {
+ ALOGW("Failed to query EGL_SWAP_BEHAVIOR on surface %p, error=%p",
+ (void*) surface, egl_error_str());
+ return false;
+ }
+ return value == EGL_BUFFER_PRESERVED;
+}
+
+} /* namespace renderthread */
+} /* namespace uirenderer */
+} /* namespace android */