cocos2dx lua android glsurfaceview 截图

概述private Bitmap createBitmapFromGLSurface(int x, int y, int w, int h, GL10 gl) throws OutOfMemoryError { int bitmapBuffer[] = new int[w * h]; int bitmapSource[] = new int[w * h]; IntBuffer

private Bitmap createBitmapFromGLSurface(int x,int y,int w,int h,GL10 gl) throws OutOfMemoryError {    int bitmapBuffer[] = new int[w * h];    int bitmapSource[] = new int[w * h];    IntBuffer intBuffer = IntBuffer.wrap(bitmapBuffer);    intBuffer.position(0);    try {        gl.glreadPixels(x,y,w,h,GL10.GL_RGBA,GL10.GL_UNSIGNED_BYTE,intBuffer);        int offset1,offset2;        for (int i = 0; i < h; i++) {            offset1 = i * w;            offset2 = (h - i - 1) * w;            for (int j = 0; j < w; j++) {                int texturePixel = bitmapBuffer[offset1 + j];                int blue = (texturePixel >> 16) & 0xff;                int red = (texturePixel << 16) & 0x00ff0000;                int pixel = (texturePixel & 0xff00ff00) | red | blue;                bitmapSource[offset2 + j] = pixel;            }        }    } catch (GLException e) {        return null;    }    return Bitmap.createBitmap(bitmapSource,Bitmap.Config.ARGB_8888);}public String grabScreenShots(final String filename) {    String filePath = filename;    GL10 g1 = glSurVIEw.getGLHandler();    int w = glSurVIEw.getWIDth();    int h = glSurVIEw.getHeight();    Log.e("w",String.valueOf(w));    Log.e("h",String.valueOf(h));    Bitmap bmp = createBitmapFromGLSurface(0,g1);    file file = new file(filePath);    try {        file.createNewfile();        fileOutputStream fos = new fileOutputStream(file);        bmp.compress(CompressFormat.JPEG,100,fos);

// Toast.makeText(getApplicationContext(),“Image Saved”,0).show();
// Log.i(“Menu Save button”,“Image saved as JPEG”);
} catch (Exception e) {
e.printstacktrace();
}
return filePath;
}

Render ondrawFrame中get到GL10对象，吐出来喂食 glSufacevIEw可以get到wIDth、height createBitmapFromGLSurface（）

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