Index: samples/android_sample/jni/graphics.cc |
=================================================================== |
--- samples/android_sample/jni/graphics.cc (revision 0) |
+++ samples/android_sample/jni/graphics.cc (revision 0) |
@@ -0,0 +1,92 @@ |
+#include "jni/graphics.h" |
+#include <GLES2/gl2.h> |
+#include <GLES2/gl2ext.h> |
+ |
+Graphics::Graphics(android_app* application, Timer* timer) |
+ : application_(application), |
+ timer_(timer), |
+ width_(0), |
+ height_(0), |
+ display_(EGL_NO_DISPLAY), |
+ surface_(EGL_NO_SURFACE), |
+ context_(EGL_NO_CONTEXT) { |
+} |
+ |
+const int32_t& Graphics::height() { |
+ return height_; |
+} |
+ |
+const int32_t& Graphics::width() { |
+ return width_; |
+} |
+ |
+int32_t Graphics::Start() { |
+ EGLint format, numConfigs, errorResult; |
+ 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) { |
+ Log::Print("eglInitialize"); |
+ if (eglInitialize(display_, NULL, NULL)) { |
+ Log::Print("eglChooseConfig"); |
+ if (eglChooseConfig(display_, attributes, &config, 1, &numConfigs) && |
+ numConfigs > 0) { |
+ Log::Print("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) { |
+ Log::Print("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) { |
+ glViewport(0, 0, width_, height_); |
+ return 0; |
+ } |
+ } |
+ } |
+ } |
+ } |
+ } |
+ } |
+ Log::PrintErr("Error starting graphics"); |
+ Stop(); |
+ return -1; |
+} |
+ |
+void Graphics::Stop() { |
+ Log::Print("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; |
+ } |
+} |
+ |
+int32_t Graphics::Update() { |
+ return 0; |
+} |
+ |