Java Code Examples for android.opengl.GLSurfaceView#getHeight()

/**
 * Constructs this object.
 * 
 * @param view the current glSurfaceView
 * @param renderer the renderer to wrap
 * @param latch the count down latch
 */

public GLRenderWrapper(GLSurfaceView view,
		Renderer renderer, CountDownLatch latch) {
	this.view = view;
	this.renderer = renderer;
	this.latch = latch;
	
	this.width = view.getWidth();
	this.height = view.getHeight();
	
	Integer out = new Reflect(view).field("mEGLContextClientVersion")
			.out(Integer.class);
	if ( out != null ) {
		this.glVersion = out.intValue();
	} else {
		this.glVersion = -1;
		this.takeScreenshot = false;
	}
}
 

@Override
public String getShader(GLSurfaceView mGlSurfaceView) {

    String shader =  "#extension GL_OES_EGL_image_external : require\n" +
            "precision mediump float;\n"+
            "varying vec2 vTextureCoord;\n" +

            "float imageWidthFactor = "+ (1 / (float)mGlSurfaceView.getWidth()) +";\n" +
            "float imageHeightFactor = " + ( 1 /(float)mGlSurfaceView.getHeight()) + ";\n" +
            "uniform samplerExternalOES sTexture;\n" +
            "float pixel = " + pixel +";\n" +

            "void main()\n" +
            "{\n" +
            "  vec2 uv  = vTextureCoord.xy;\n" +
            "  float dx = pixel * imageWidthFactor;\n" +
            "  float dy = pixel * imageHeightFactor;\n" +
            "  vec2 coord = vec2(dx * floor(uv.x / dx), dy * floor(uv.y / dy));\n" +
            "  vec3 tc = texture2D(sTexture, coord).xyz;\n" +
            "  gl_FragColor = vec4(tc, 1.0);\n" +
            "}";

    return shader;

}
 

/**
 * Save filter bitmap from {@link ImageFilterView}
 *
 * @param glSurfaceView surface view on which is image is drawn
 * @param gl            open gl source to read pixels from {@link GLSurfaceView}
 * @return save bitmap
 * @throws OutOfMemoryError error when system is out of memory to load and save bitmap
 */
static Bitmap createBitmapFromGLSurface(GLSurfaceView glSurfaceView, GL10 gl) throws OutOfMemoryError {
    int x = 0, y = 0;
    int w = glSurfaceView.getWidth();
    int h = glSurfaceView.getHeight();
    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, w, h, Bitmap.Config.ARGB_8888);
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
    mRandom = new Random(new Date().getTime());
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
    mRandom = new Random(new Date().getTime());
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
    mRandom = new Random(new Date().getTime());
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
    mRandom = new Random(new Date().getTime());
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
    mRandom = new Random(new Date().getTime());
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
    mRandom = new Random(new Date().getTime());
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
}
 

/**
 * Init all values that will be used by this shader.
 *
 * @param mGlSurfaceView which is responsible for displaying your video
 */
private void initValues(GLSurfaceView mGlSurfaceView) {
    mWidth = mGlSurfaceView.getWidth();
    mHeight = mGlSurfaceView.getHeight();
}