Index: runtime/embedders/openglui/android/android_graphics_handler.cc |
=================================================================== |
--- runtime/embedders/openglui/android/android_graphics_handler.cc (revision 0) |
+++ runtime/embedders/openglui/android/android_graphics_handler.cc (revision 0) |
@@ -0,0 +1,81 @@ |
+// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+#include "embedders/openglui/android/android_graphics_handler.h" |
+#include "embedders/openglui/common/log.h" |
+ |
+AndroidGraphicsHandler::AndroidGraphicsHandler(android_app* application) |
+ : GLGraphicsHandler(), |
+ application_(application), |
+ display_(EGL_NO_DISPLAY), |
+ surface_(EGL_NO_SURFACE), |
+ context_(EGL_NO_CONTEXT) { |
+} |
+ |
+int32_t AndroidGraphicsHandler::Start() { |
+ EGLint format, numConfigs; |
+ EGLConfig config; |
+ const EGLint attributes[] = { |
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, |
+ EGL_NONE |
+ }; |
+ static const EGLint ctx_attribs[] = { |
+ EGL_CONTEXT_CLIENT_VERSION, 2, |
+ EGL_NONE |
+ }; |
+ |
+ display_ = eglGetDisplay(EGL_DEFAULT_DISPLAY); |
+ if (display_ != EGL_NO_DISPLAY) { |
+ LOGI("eglInitialize"); |
+ if (eglInitialize(display_, NULL, NULL)) { |
+ LOGI("eglChooseConfig"); |
+ if (eglChooseConfig(display_, attributes, &config, 1, &numConfigs) && |
+ numConfigs > 0) { |
+ LOGI("eglGetConfigAttrib"); |
+ if (eglGetConfigAttrib(display_, config, |
+ EGL_NATIVE_VISUAL_ID, &format)) { |
+ ANativeWindow_setBuffersGeometry(application_->window, 0, 0, format); |
+ surface_ = eglCreateWindowSurface(display_, config, |
+ (EGLNativeWindowType)application_->window, NULL); |
+ if (surface_ != EGL_NO_SURFACE) { |
+ LOGI("eglCreateContext"); |
+ context_ = eglCreateContext(display_, config, EGL_NO_CONTEXT, |
+ ctx_attribs); |
+ if (context_ != EGL_NO_CONTEXT) { |
+ if (eglMakeCurrent(display_, surface_, surface_, context_) && |
+ eglQuerySurface(display_, surface_, EGL_WIDTH, &width_) && |
+ width_ > 0 && |
+ eglQuerySurface(display_, surface_, EGL_HEIGHT, &height_) && |
+ height_ > 0) { |
+ SetViewport(0, 0, width_, height_); |
+ return 0; |
+ } |
+ } |
+ } |
+ } |
+ } |
+ } |
+ } |
+ LOGE("Error starting graphics"); |
+ Stop(); |
+ return -1; |
+} |
+ |
+void AndroidGraphicsHandler::Stop() { |
+ LOGI("Stopping graphics"); |
+ if (display_ != EGL_NO_DISPLAY) { |
+ eglMakeCurrent(display_, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); |
+ if (context_ != EGL_NO_CONTEXT) { |
+ eglDestroyContext(display_, context_); |
+ context_ = EGL_NO_CONTEXT; |
+ } |
+ if (surface_ != EGL_NO_SURFACE) { |
+ eglDestroySurface(display_, surface_); |
+ surface_ = EGL_NO_SURFACE; |
+ } |
+ eglTerminate(display_); |
+ display_ = EGL_NO_DISPLAY; |
+ } |
+} |
+ |