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Android : changed the way the glsurface's pixel format was chosen, allowing the surface to have a translucent background

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9507 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
rem..om 2012-06-17 08:43:09 +00:00
parent ca3f1d941a
commit 67712589e2
2 changed files with 18 additions and 25 deletions
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31
engine/src/android/com/jme3/system/android/AndroidConfigChooser.java
View File

@ -31,12 +31,10 @@ public class AndroidConfigChooser implements EGLConfigChooser {
* RGB565, 0 alpha, 16 depth, 0 stencil * RGB565, 0 alpha, 16 depth, 0 stencil
*/ */
FASTEST, FASTEST,
/** /**
* RGB???, 0 alpha, >=16 depth, 0 stencil * RGB???, 0 alpha, >=16 depth, 0 stencil
*/ */
BEST, BEST,
/** /**
* Turn off config chooser and use hardcoded * Turn off config chooser and use hardcoded
* setEGLContextClientVersion(2); setEGLConfigChooser(5, 6, 5, 0, 16, * setEGLContextClientVersion(2); setEGLConfigChooser(5, 6, 5, 0, 16,
@ -106,31 +104,22 @@ public class AndroidConfigChooser implements EGLConfigChooser {
private int getPixelFormat(EGLConfig conf, EGLDisplay display, EGL10 egl) { private int getPixelFormat(EGLConfig conf, EGLDisplay display, EGL10 egl) {
int[] value = new int[1]; int[] value = new int[1];
int result = PixelFormat.RGB_565;
egl.eglGetConfigAttrib(display, conf, EGL10.EGL_RED_SIZE, value); //Android Pixel format is not very well documented.
if (value[0] == 8) { //From what i gathered, the format is chosen automatically except for the alpha channel
result = PixelFormat.RGBA_8888; //if the alpha channel has 8 bit or more, e set the pixel format to Transluscent, as it allow transparent view background
/* //if it's 0 bit, the format is OPAQUE otherwise it's TRANSPARENT
egl.eglGetConfigAttrib(display, conf, EGL10.EGL_ALPHA_SIZE, value); egl.eglGetConfigAttrib(display, conf, EGL10.EGL_ALPHA_SIZE, value);
if (value[0] == 8) if (value[0] >= 8) {
{ return PixelFormat.TRANSLUCENT;
result = PixelFormat.RGBA_8888;
} }
else if (value[0] >= 1) {
{
result = PixelFormat.RGB_888;
}*/
}
if (verbose) {
logger.log(Level.INFO, "Using PixelFormat {0}", result);
}
//return result; TODO Test pixelformat
return PixelFormat.TRANSPARENT; return PixelFormat.TRANSPARENT;
} }
return PixelFormat.OPAQUE;
}
private int getOpenGLVersion(EGLConfig conf, EGLDisplay display, EGL10 egl) { private int getOpenGLVersion(EGLConfig conf, EGLDisplay display, EGL10 egl) {
int[] value = new int[1]; int[] value = new int[1];
int result = 1; int result = 1;

4
engine/src/android/com/jme3/system/android/OGLESContext.java
View File

@ -33,6 +33,7 @@ package com.jme3.system.android;
import android.app.AlertDialog; import android.app.AlertDialog;
import android.content.DialogInterface; import android.content.DialogInterface;
import android.graphics.PixelFormat;
import android.opengl.GLSurfaceView; import android.opengl.GLSurfaceView;
import android.text.InputType; import android.text.InputType;
import android.view.Gravity; import android.view.Gravity;
@ -104,6 +105,7 @@ public class OGLESContext implements JmeContext, GLSurfaceView.Renderer, SoftTex
* @return GLSurfaceView The newly created view * @return GLSurfaceView The newly created view
*/ */
public GLSurfaceView createView(ConfigType configType, boolean eglConfigVerboseLogging) { public GLSurfaceView createView(ConfigType configType, boolean eglConfigVerboseLogging) {
// Start to set up the view // Start to set up the view
this.view = new AndroidInput(JmeAndroidSystem.getActivity()); this.view = new AndroidInput(JmeAndroidSystem.getActivity());
if (configType == ConfigType.LEGACY) { if (configType == ConfigType.LEGACY) {
@ -152,6 +154,8 @@ public class OGLESContext implements JmeContext, GLSurfaceView.Renderer, SoftTex
view.setFocusableInTouchMode(true); view.setFocusableInTouchMode(true);
view.setFocusable(true); view.setFocusable(true);
view.getHolder().setType(SurfaceHolder.SURFACE_TYPE_GPU); view.getHolder().setType(SurfaceHolder.SURFACE_TYPE_GPU);
//This is important to allow the GL surface to have a translucent background
view.setZOrderOnTop(true);
view.setRenderer(this); view.setRenderer(this);
return view; return view;