From aa3b0bee51e9e7c0d46f93bcdcfee62b004b3a78 Mon Sep 17 00:00:00 2001
From: Jack Palevich <jackpal@google.com>
Date: Fri, 25 Sep 2009 19:07:31 -0700
Subject: Tighten up sample code.

- Still fails to work; don't know why.
---
 opengl/tests/gl2_jni/Android.mk                    |  2 --
 opengl/tests/gl2_jni/jni/gl_code.cpp               | 26 +++++++++++-----------
 .../gl2_jni/src/com/android/gl2jni/GL2JNIView.java | 19 ++++++++++------
 3 files changed, 25 insertions(+), 22 deletions(-)

(limited to 'opengl')

diff --git a/opengl/tests/gl2_jni/Android.mk b/opengl/tests/gl2_jni/Android.mk
index ff15814..81247df 100644
--- a/opengl/tests/gl2_jni/Android.mk
+++ b/opengl/tests/gl2_jni/Android.mk
@@ -44,8 +44,6 @@ LOCAL_SHARED_LIBRARIES := \
 
 LOCAL_MODULE := libgl2jni
 
-LOCAL_ARM_MODE := arm
-
 LOCAL_PRELINK_MODULE := false
 
 include $(BUILD_SHARED_LIBRARY)
diff --git a/opengl/tests/gl2_jni/jni/gl_code.cpp b/opengl/tests/gl2_jni/jni/gl_code.cpp
index 146d52a..c2fabe6 100644
--- a/opengl/tests/gl2_jni/jni/gl_code.cpp
+++ b/opengl/tests/gl2_jni/jni/gl_code.cpp
@@ -3,12 +3,12 @@
 #include <nativehelper/jni.h>
 #define LOG_TAG "GL2JNI gl_code.cpp"
 #include <utils/Log.h>
-
+
 #include <EGL/egl.h>
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 
-#include <stdio.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
 
@@ -23,7 +23,7 @@ static void checkGlError(const char* op) {
         LOGI("after %s() glError (0x%x)\n", op, error);
     }
 }
-
+
 static const char gVertexShader[] = "attribute vec4 vPosition;\n"
     "void main() {\n"
     "  gl_Position = vPosition;\n"
@@ -151,15 +151,15 @@ void renderFrame() {
 extern "C" {
     JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_init(JNIEnv * env, jobject obj,  jint width, jint height);
     JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_step(JNIEnv * env, jobject obj);
-};
-
+};
+
 JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_init(JNIEnv * env, jobject obj,  jint width, jint height)
-{
-    setupGraphics(width, height);
-}
-
-JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_step(JNIEnv * env, jobject obj)
-{
-    renderFrame();
-}
+{
+    setupGraphics(width, height);
+}
+
+JNIEXPORT void JNICALL Java_com_android_gl2jni_GL2JNILib_step(JNIEnv * env, jobject obj)
+{
+    renderFrame();
+}
 
diff --git a/opengl/tests/gl2_jni/src/com/android/gl2jni/GL2JNIView.java b/opengl/tests/gl2_jni/src/com/android/gl2jni/GL2JNIView.java
index baa10af..8b94dec 100644
--- a/opengl/tests/gl2_jni/src/com/android/gl2jni/GL2JNIView.java
+++ b/opengl/tests/gl2_jni/src/com/android/gl2jni/GL2JNIView.java
@@ -44,6 +44,7 @@ import javax.microedition.khronos.egl.EGLConfig;
 import javax.microedition.khronos.egl.EGLContext;
 import javax.microedition.khronos.egl.EGLDisplay;
 import javax.microedition.khronos.opengles.GL10;
+
 /**
  * An implementation of SurfaceView that uses the dedicated surface for
  * displaying an OpenGL animation.  This allows the animation to run in a
@@ -67,13 +68,14 @@ class GL2JNIView extends GLSurfaceView {
 
     private void init() {
         setEGLContextFactory(new ContextFactory());
-        // setEGLConfigChooser(new ConfigChooser());
+        setEGLConfigChooser(new ConfigChooser());
         setRenderer(new Renderer());
     }
 
     private static class ContextFactory implements GLSurfaceView.EGLContextFactory {
         private static int EGL_CONTEXT_CLIENT_VERSION = 0x3098;
         public EGLContext createContext(EGL10 egl, EGLDisplay display, EGLConfig eglConfig) {
+            Log.w(TAG, "creating OpenGL ES 2.0 context");
             checkEglError("Before eglCreateContext", egl);
             int[] attrib_list = {EGL_CONTEXT_CLIENT_VERSION, 2, EGL10.EGL_NONE };
             EGLContext context = egl.eglCreateContext(display, eglConfig, EGL10.EGL_NO_CONTEXT, attrib_list);
@@ -83,7 +85,7 @@ class GL2JNIView extends GLSurfaceView {
 
         public void destroyContext(EGL10 egl, EGLDisplay display, EGLContext context) {
             egl.eglDestroyContext(display, context);
-        } 
+        }
     }
 
     private static void checkEglError(String prompt, EGL10 egl) {
@@ -95,11 +97,13 @@ class GL2JNIView extends GLSurfaceView {
 
     private static class ConfigChooser implements GLSurfaceView.EGLConfigChooser {
         private static int EGL_OPENGL_ES2_BIT = 4;
-        private static int[]  s_configAttribs2 =
+        private static int[] s_configAttribs2 =
         {
-                EGL10.EGL_DEPTH_SIZE,     16,
-                // EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
-                EGL10.EGL_NONE
+            EGL10.EGL_RED_SIZE, 4,
+            EGL10.EGL_GREEN_SIZE, 4,
+            EGL10.EGL_BLUE_SIZE, 4,
+            EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+            EGL10.EGL_NONE
         };
         public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display) {
 
@@ -108,12 +112,13 @@ class GL2JNIView extends GLSurfaceView {
 
             int numConfigs = num_config[0];
 
+            Log.w(TAG, String.format("Found %d configurations", numConfigs));
             if (numConfigs <= 0) {
                 throw new IllegalArgumentException("No configs match configSpec");
             }
             EGLConfig[] configs = new EGLConfig[numConfigs];
             egl.eglChooseConfig(display, s_configAttribs2, configs, numConfigs, num_config);
-            return configs[0];
+            return configs[0s];
         }
     }
 
-- 
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