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-rw-r--r--opengl/java/android/opengl/GLSurfaceView.java68
-rw-r--r--opengl/tests/gl2_java/AndroidManifest.xml1
-rw-r--r--opengl/tests/gl2_java/src/com/android/gl2java/GL2JavaView.java218
3 files changed, 64 insertions, 223 deletions
diff --git a/opengl/java/android/opengl/GLSurfaceView.java b/opengl/java/android/opengl/GLSurfaceView.java
index 1e3bd72..c458a7a 100644
--- a/opengl/java/android/opengl/GLSurfaceView.java
+++ b/opengl/java/android/opengl/GLSurfaceView.java
@@ -372,6 +372,39 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
setEGLConfigChooser(new ComponentSizeChooser(redSize, greenSize,
blueSize, alphaSize, depthSize, stencilSize));
}
+
+ /**
+ * Inform the default EGLContextFactory and default EGLConfigChooser
+ * which EGLContext client version to pick.
+ * <p>Use this method to create an OpenGL ES 2.0-compatible context.
+ * Example:
+ * <pre class="prettyprint">
+ * public MyView(Context context) {
+ * super(context);
+ * setEGLContextClientVersion(2); // Pick an OpenGL ES 2.0 context.
+ * setRenderer(new MyRenderer());
+ * }
+ * </pre>
+ * <p>Note: Activities which require OpenGL ES 2.0 should indicate this by
+ * setting @lt;uses-feature android:glEsVersion="0x00020000" /> in the activity's
+ * AndroidManifest.xml file.
+ * <p>If this method is called, it must be called before {@link #setRenderer(Renderer)}
+ * is called.
+ * <p>This method only affects the behavior of the default EGLContexFactory and the
+ * default EGLConfigChooser. If
+ * {@link #setEGLContextFactory(EGLContextFactory)} has been called, then the supplied
+ * EGLContextFactory is responsible for creating an OpenGL ES 2.0-compatible context.
+ * If
+ * {@link #setEGLConfigChooser(EGLConfigChooser)} has been called, then the supplied
+ * EGLConfigChooser is responsible for choosing an OpenGL ES 2.0-compatible config.
+ * @param version The EGLContext client version to choose. Use 2 for OpenGL ES 2.0
+ * @hide
+ */
+ public void setEGLContextClientVersion(int version) {
+ checkRenderThreadState();
+ mEGLContextClientVersion = version;
+ }
+
/**
* Set the rendering mode. When renderMode is
* RENDERMODE_CONTINUOUSLY, the renderer is called
@@ -623,10 +656,15 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
void destroyContext(EGL10 egl, EGLDisplay display, EGLContext context);
}
- private static class DefaultContextFactory implements EGLContextFactory {
+ private class DefaultContextFactory implements EGLContextFactory {
+ private int EGL_CONTEXT_CLIENT_VERSION = 0x3098;
public EGLContext createContext(EGL10 egl, EGLDisplay display, EGLConfig config) {
- return egl.eglCreateContext(display, config, EGL10.EGL_NO_CONTEXT, null);
+ int[] attrib_list = {EGL_CONTEXT_CLIENT_VERSION, mEGLContextClientVersion,
+ EGL10.EGL_NONE };
+
+ return egl.eglCreateContext(display, config, EGL10.EGL_NO_CONTEXT,
+ mEGLContextClientVersion != 0 ? attrib_list : null);
}
public void destroyContext(EGL10 egl, EGLDisplay display,
@@ -680,11 +718,12 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
EGLConfig chooseConfig(EGL10 egl, EGLDisplay display);
}
- private static abstract class BaseConfigChooser
+ private abstract class BaseConfigChooser
implements EGLConfigChooser {
public BaseConfigChooser(int[] configSpec) {
- mConfigSpec = configSpec;
+ mConfigSpec = filterConfigSpec(configSpec);
}
+
public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display) {
int[] num_config = new int[1];
if (!egl.eglChooseConfig(display, mConfigSpec, null, 0,
@@ -715,9 +754,25 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
EGLConfig[] configs);
protected int[] mConfigSpec;
+
+ private int[] filterConfigSpec(int[] configSpec) {
+ if (mEGLContextClientVersion != 2) {
+ return configSpec;
+ }
+ /* We know none of the subclasses define EGL_RENDERABLE_TYPE.
+ * And we know the configSpec is well formed.
+ */
+ int len = configSpec.length;
+ int[] newConfigSpec = new int[len + 2];
+ System.arraycopy(configSpec, 0, newConfigSpec, 0, len-1);
+ newConfigSpec[len-1] = EGL10.EGL_RENDERABLE_TYPE;
+ newConfigSpec[len] = 4; /* EGL_OPENGL_ES2_BIT */
+ newConfigSpec[len+1] = EGL10.EGL_NONE;
+ return newConfigSpec;
+ }
}
- private static class ComponentSizeChooser extends BaseConfigChooser {
+ private class ComponentSizeChooser extends BaseConfigChooser {
public ComponentSizeChooser(int redSize, int greenSize, int blueSize,
int alphaSize, int depthSize, int stencilSize) {
super(new int[] {
@@ -793,7 +848,7 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
* RGB565 as possible, with or without a depth buffer.
*
*/
- private static class SimpleEGLConfigChooser extends ComponentSizeChooser {
+ private class SimpleEGLConfigChooser extends ComponentSizeChooser {
public SimpleEGLConfigChooser(boolean withDepthBuffer) {
super(4, 4, 4, 0, withDepthBuffer ? 16 : 0, 0);
// Adjust target values. This way we'll accept a 4444 or
@@ -1401,4 +1456,5 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
private EGLWindowSurfaceFactory mEGLWindowSurfaceFactory;
private GLWrapper mGLWrapper;
private int mDebugFlags;
+ private int mEGLContextClientVersion;
}
diff --git a/opengl/tests/gl2_java/AndroidManifest.xml b/opengl/tests/gl2_java/AndroidManifest.xml
index d666e6c..585b63f 100644
--- a/opengl/tests/gl2_java/AndroidManifest.xml
+++ b/opengl/tests/gl2_java/AndroidManifest.xml
@@ -20,6 +20,7 @@
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.android.gl2java">
+ <uses-feature android:glEsVersion="0x00020000" />
<application
android:label="@string/gl2java_activity">
<activity android:name="GL2JavaActivity"
diff --git a/opengl/tests/gl2_java/src/com/android/gl2java/GL2JavaView.java b/opengl/tests/gl2_java/src/com/android/gl2java/GL2JavaView.java
index 0fb7a81..7f2bfd3 100644
--- a/opengl/tests/gl2_java/src/com/android/gl2java/GL2JavaView.java
+++ b/opengl/tests/gl2_java/src/com/android/gl2java/GL2JavaView.java
@@ -49,226 +49,10 @@ class GL2JavaView extends GLSurfaceView {
public GL2JavaView(Context context) {
super(context);
- init(false, 0, 0);
- }
-
- public GL2JavaView(Context context, boolean translucent, int depth, int stencil) {
- super(context);
- init(translucent, depth, stencil);
- }
-
- private void init(boolean translucent, int depth, int stencil) {
- setEGLContextFactory(new ContextFactory());
- setEGLConfigChooser( translucent ?
- new ConfigChooser(8,8,8,8, depth, stencil) :
- new ConfigChooser(5,6,5,0, depth, stencil));
+ setEGLContextClientVersion(2);
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);
- checkEglError("After eglCreateContext", egl);
- return context;
- }
-
- public void destroyContext(EGL10 egl, EGLDisplay display, EGLContext context) {
- egl.eglDestroyContext(display, context);
- }
- }
-
- private static void checkEglError(String prompt, EGL10 egl) {
- int error;
- while ((error = egl.eglGetError()) != EGL10.EGL_SUCCESS) {
- Log.e(TAG, String.format("%s: EGL error: 0x%x", prompt, error));
- }
- }
-
- private static class ConfigChooser implements GLSurfaceView.EGLConfigChooser {
- private static int EGL_OPENGL_ES2_BIT = 4;
- private static int[] s_configAttribs2 =
- {
- 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 ConfigChooser(int r, int g, int b, int a, int depth, int stencil) {
- mRedSize = r;
- mGreenSize = g;
- mBlueSize = b;
- mAlphaSize = a;
- mDepthSize = depth;
- mStencilSize = stencil;
- }
-
- public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display) {
-
- int[] num_config = new int[1];
- egl.eglChooseConfig(display, s_configAttribs2, null, 0, num_config);
-
- int numConfigs = num_config[0];
-
- if (numConfigs <= 0) {
- throw new IllegalArgumentException("No configs match configSpec");
- }
- EGLConfig[] configs = new EGLConfig[numConfigs];
- egl.eglChooseConfig(display, s_configAttribs2, configs, numConfigs, num_config);
- // printConfigs(egl, display, configs);
- return chooseConfig(egl, display, configs);
- }
-
- public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display,
- EGLConfig[] configs) {
- EGLConfig closestConfig = null;
- int closestDistance = 1000;
- for(EGLConfig config : configs) {
- int d = findConfigAttrib(egl, display, config,
- EGL10.EGL_DEPTH_SIZE, 0);
- int s = findConfigAttrib(egl, display, config,
- EGL10.EGL_STENCIL_SIZE, 0);
- if (d >= mDepthSize && s>= mStencilSize) {
- int r = findConfigAttrib(egl, display, config,
- EGL10.EGL_RED_SIZE, 0);
- int g = findConfigAttrib(egl, display, config,
- EGL10.EGL_GREEN_SIZE, 0);
- int b = findConfigAttrib(egl, display, config,
- EGL10.EGL_BLUE_SIZE, 0);
- int a = findConfigAttrib(egl, display, config,
- EGL10.EGL_ALPHA_SIZE, 0);
- int distance = Math.abs(r - mRedSize)
- + Math.abs(g - mGreenSize)
- + Math.abs(b - mBlueSize)
- + Math.abs(a - mAlphaSize);
- if (distance < closestDistance) {
- closestDistance = distance;
- closestConfig = config;
- }
- }
- }
- return closestConfig;
- }
-
- private int findConfigAttrib(EGL10 egl, EGLDisplay display,
- EGLConfig config, int attribute, int defaultValue) {
-
- if (egl.eglGetConfigAttrib(display, config, attribute, mValue)) {
- return mValue[0];
- }
- return defaultValue;
- }
-
- private void printConfigs(EGL10 egl, EGLDisplay display,
- EGLConfig[] configs) {
- int numConfigs = configs.length;
- Log.w(TAG, String.format("%d configurations", numConfigs));
- for (int i = 0; i < numConfigs; i++) {
- Log.w(TAG, String.format("Configuration %d:\n", i));
- printConfig(egl, display, configs[i]);
- }
- }
-
- private void printConfig(EGL10 egl, EGLDisplay display,
- EGLConfig config) {
- int[] attributes = {
- EGL10.EGL_BUFFER_SIZE,
- EGL10.EGL_ALPHA_SIZE,
- EGL10.EGL_BLUE_SIZE,
- EGL10.EGL_GREEN_SIZE,
- EGL10.EGL_RED_SIZE,
- EGL10.EGL_DEPTH_SIZE,
- EGL10.EGL_STENCIL_SIZE,
- EGL10.EGL_CONFIG_CAVEAT,
- EGL10.EGL_CONFIG_ID,
- EGL10.EGL_LEVEL,
- EGL10.EGL_MAX_PBUFFER_HEIGHT,
- EGL10.EGL_MAX_PBUFFER_PIXELS,
- EGL10.EGL_MAX_PBUFFER_WIDTH,
- EGL10.EGL_NATIVE_RENDERABLE,
- EGL10.EGL_NATIVE_VISUAL_ID,
- EGL10.EGL_NATIVE_VISUAL_TYPE,
- 0x3030, // EGL10.EGL_PRESERVED_RESOURCES,
- EGL10.EGL_SAMPLES,
- EGL10.EGL_SAMPLE_BUFFERS,
- EGL10.EGL_SURFACE_TYPE,
- EGL10.EGL_TRANSPARENT_TYPE,
- EGL10.EGL_TRANSPARENT_RED_VALUE,
- EGL10.EGL_TRANSPARENT_GREEN_VALUE,
- EGL10.EGL_TRANSPARENT_BLUE_VALUE,
- 0x3039, // EGL10.EGL_BIND_TO_TEXTURE_RGB,
- 0x303A, // EGL10.EGL_BIND_TO_TEXTURE_RGBA,
- 0x303B, // EGL10.EGL_MIN_SWAP_INTERVAL,
- 0x303C, // EGL10.EGL_MAX_SWAP_INTERVAL,
- EGL10.EGL_LUMINANCE_SIZE,
- EGL10.EGL_ALPHA_MASK_SIZE,
- EGL10.EGL_COLOR_BUFFER_TYPE,
- EGL10.EGL_RENDERABLE_TYPE,
- 0x3042 // EGL10.EGL_CONFORMANT
- };
- String[] names = {
- "EGL_BUFFER_SIZE",
- "EGL_ALPHA_SIZE",
- "EGL_BLUE_SIZE",
- "EGL_GREEN_SIZE",
- "EGL_RED_SIZE",
- "EGL_DEPTH_SIZE",
- "EGL_STENCIL_SIZE",
- "EGL_CONFIG_CAVEAT",
- "EGL_CONFIG_ID",
- "EGL_LEVEL",
- "EGL_MAX_PBUFFER_HEIGHT",
- "EGL_MAX_PBUFFER_PIXELS",
- "EGL_MAX_PBUFFER_WIDTH",
- "EGL_NATIVE_RENDERABLE",
- "EGL_NATIVE_VISUAL_ID",
- "EGL_NATIVE_VISUAL_TYPE",
- "EGL_PRESERVED_RESOURCES",
- "EGL_SAMPLES",
- "EGL_SAMPLE_BUFFERS",
- "EGL_SURFACE_TYPE",
- "EGL_TRANSPARENT_TYPE",
- "EGL_TRANSPARENT_RED_VALUE",
- "EGL_TRANSPARENT_GREEN_VALUE",
- "EGL_TRANSPARENT_BLUE_VALUE",
- "EGL_BIND_TO_TEXTURE_RGB",
- "EGL_BIND_TO_TEXTURE_RGBA",
- "EGL_MIN_SWAP_INTERVAL",
- "EGL_MAX_SWAP_INTERVAL",
- "EGL_LUMINANCE_SIZE",
- "EGL_ALPHA_MASK_SIZE",
- "EGL_COLOR_BUFFER_TYPE",
- "EGL_RENDERABLE_TYPE",
- "EGL_CONFORMANT"
- };
- int[] value = new int[1];
- for (int i = 0; i < attributes.length; i++) {
- int attribute = attributes[i];
- String name = names[i];
- if ( egl.eglGetConfigAttrib(display, config, attribute, value)) {
- Log.w(TAG, String.format(" %s: %d\n", name, value[0]));
- } else {
- // Log.w(TAG, String.format(" %s: failed\n", name));
- while (egl.eglGetError() != EGL10.EGL_SUCCESS);
- }
- }
- }
-
- // Subclasses can adjust these values:
- protected int mRedSize;
- protected int mGreenSize;
- protected int mBlueSize;
- protected int mAlphaSize;
- protected int mDepthSize;
- protected int mStencilSize;
- private int[] mValue = new int[1];
- }
-
private static class Renderer implements GLSurfaceView.Renderer {
public Renderer() {
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