Java Code Examples for android.opengl.GLES20#glDeleteRenderbuffers()

/**
 * オフスクリーンフレームバッファを破棄
 */
@Override
protected void releaseFrameBuffer() {
	final int[] names = new int[1];
	// デプスバッファがある時はデプスバッファを破棄
	if (mDepthBufferObj >= 0) {
		names[0] = mDepthBufferObj;
		GLES20.glDeleteRenderbuffers(1, names, 0);
		mDepthBufferObj = -1;
	}
	// オフスクリーンのカラーバッファ用のテクスチャを破棄
	if (mFBOTexId >= 0) {
		names[0] = mFBOTexId;
		GLES20.glDeleteTextures(1, names, 0);
		mFBOTexId = -1;
	}
	// オフスクリーンのフレームバッファーオブジェクトを破棄
	if (mFrameBufferObj >= 0) {
		names[0] = mFrameBufferObj;
		GLES20.glDeleteFramebuffers(1, names, 0);
		mFrameBufferObj = -1;
	}
}
 

@Override
public void destroy() {
    super.destroy();
    if (mFrameBuffer != null) {
        GLES20.glDeleteFramebuffers(1, mFrameBuffer, 0);
        mFrameBuffer = null;
    }
    if (mDepthRenderBuffer != null) {
        GLES20.glDeleteRenderbuffers(1, mDepthRenderBuffer, 0);
        mDepthRenderBuffer = null;
    }
    if (mTextureOut != null) {
        GLES20.glDeleteTextures(1, mTextureOut, 0);
        mTextureOut = null;
    }
}
 

private void initFBO() {
	if(frameBuffer != null) {
		GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
		frameBuffer = null;
	}
	if(texture_out != null) {
		GLES20.glDeleteTextures(1, texture_out, 0);
		texture_out = null;
	}
	if(depthRenderBuffer != null) {
		GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
		depthRenderBuffer = null;
	}
	frameBuffer = new int[1];
	texture_out = new int[1];
	depthRenderBuffer = new int[1];
	GLES20.glGenFramebuffers(1, frameBuffer, 0);
	GLES20.glGenRenderbuffers(1, depthRenderBuffer, 0);
	GLES20.glGenTextures(1, texture_out, 0);
	
	GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBuffer[0]);
	
	GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
	GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture_out[0]);
	GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, getWidth(), getHeight(), 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
	GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
	GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
	GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
	GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
	GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texture_out[0], 0);
	
	GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
	GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, getWidth(), getHeight());
	GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
	
	int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
	if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
		throw new RuntimeException(this+": Failed to set up render buffer with status "+status+" and error "+GLES20.glGetError());
	}
}
 

@Override
public void release(FrameBuffer frameBuffer)
{
  GLES20.glDeleteFramebuffers(1, new int[] { frameBuffer.frameBufferHandle }, 0);
  GLES20.glDeleteRenderbuffers(1, new int[]{ frameBuffer.renderTextureHandle }, 0);
  GLES20.glDeleteTextures(1, new int[]{ frameBuffer.depthTextureHandle }, 0);
}
 

/**
 * Releases most of the GL resources we currently hold.
 * <p>
 * Does not release EglCore.
 */
private void releaseGl() {
    GlUtil.checkGlError("releaseGl start");

    int[] values = new int[1];

    if (mWindowSurface != null) {
        mWindowSurface.release();
        mWindowSurface = null;
    }
    if (mProgram != null) {
        mProgram.release();
        mProgram = null;
    }
    if (mOffscreenTexture > 0) {
        values[0] = mOffscreenTexture;
        GLES20.glDeleteTextures(1, values, 0);
        mOffscreenTexture = -1;
    }
    if (mFramebuffer > 0) {
        values[0] = mFramebuffer;
        GLES20.glDeleteFramebuffers(1, values, 0);
        mFramebuffer = -1;
    }
    if (mDepthBuffer > 0) {
        values[0] = mDepthBuffer;
        GLES20.glDeleteRenderbuffers(1, values, 0);
        mDepthBuffer = -1;
    }
    if (mFullScreen != null) {
        mFullScreen.release(false); // TODO: should be "true"; must ensure mEglCore current
        mFullScreen = null;
    }

    GlUtil.checkGlError("releaseGl done");

    mEglCore.makeNothingCurrent();
}
 

private void deleteFBO() {
    if (fboId == null || fboTex == null || renderBufferId == null) {
        return;
    }
    GLES20.glDeleteFramebuffers(2, fboId, 0);
    GLES20.glDeleteTextures(2, fboTex, 0);
    GLES20.glDeleteRenderbuffers(2, renderBufferId, 0);
    fboId = null;
    fboTex = null;
    renderBufferId = null;
}
 

/**
 * 销毁FrameBuffer
 */
public void destroyFrameBuffer(){
    if(mFrameTemp!=null){
        GLES20.glDeleteFramebuffers(1,mFrameTemp,0);
        GLES20.glDeleteTextures(1,mFrameTemp,1);
        if(mFrameTemp[2]>0){
            GLES20.glDeleteRenderbuffers(1,mFrameTemp,2);
        }
        mFrameTemp=null;
    }
}
 

public void release() {
    final int[] args = new int[1];
    args[0] = texName;
    GLES20.glDeleteTextures(args.length, args, 0);
    texName = 0;
    args[0] = renderbufferName;
    GLES20.glDeleteRenderbuffers(args.length, args, 0);
    renderbufferName = 0;
    args[0] = framebufferName;
    GLES20.glDeleteFramebuffers(args.length, args, 0);
    framebufferName = 0;
}
 

private void createFrameBuffer(int width, int height){

        if (this.mTextureIdOutput != 0) {
            GLES20.glDeleteTextures(1, new int[] { this.mTextureIdOutput}, 0);
        }
        if (this.mRenderBufferId != 0) {
            GLES20.glDeleteRenderbuffers(1, new int[] { this.mRenderBufferId }, 0);
        }
        if (this.mFrameBufferId != 0) {
            GLES20.glDeleteFramebuffers(1, new int[] { this.mFrameBufferId }, 0);
        }

        GLES20.glGetIntegerv(GLES20.GL_FRAMEBUFFER_BINDING, originalFramebufferId, 0);

        // frame buffer
        int[] frameBuffer = new int[1];
        GLES20.glGenFramebuffers(1, frameBuffer, 0);
        GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBuffer[0]);
        mFrameBufferId = frameBuffer[0];
        glCheck("Multi Fish Eye frame buffer");

        // renderer buffer
        final int[] renderbufferIds = { 0 };
        GLES20.glGenRenderbuffers(1, renderbufferIds, 0);
        GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, renderbufferIds[0]);
        GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, width, height);
        mRenderBufferId = renderbufferIds[0];
        glCheck("Multi Fish Eye renderer buffer");

        final int[] textureIds = { 0 };
        GLES20.glGenTextures(1, textureIds, 0);
        GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureIds[0]);
        GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
        GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
        GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
        GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
        GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, (Buffer)null);
        mTextureIdOutput = textureIds[0];
        glCheck("Multi Fish Eye texture");

        // attach
        GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, mTextureIdOutput, 0);
        GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, renderbufferIds[0]);
        glCheck("Multi Fish Eye attach");

        // check
        final int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
        if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
            final String s = "Framebuffer is not complete: ";
            final String value = String.valueOf(Integer.toHexString(status));
            throw new RuntimeException((value.length() != 0) ? s.concat(value) : s);
        }

        GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, originalFramebufferId[0]);
        glCheck("Multi Fish Eye attach");
    }
 

public void delete() {
	int[] buffers = {id};
	GLES20.glDeleteRenderbuffers( 1, buffers, 0 );
}
 

private void deleteRenderBuffer(FrameBuffer fb, RenderBuffer rb) {
        intBuf1.put(0, rb.getId());
        GLES20.glDeleteRenderbuffers(1, intBuf1);
//        RendererUtil.checkGLError();
    }
 

public void delete() {
	int[] buffers = {id};
	GLES20.glDeleteRenderbuffers( 1, buffers, 0 );
}
 

public void delete() {
	int[] buffers = {id};
	GLES20.glDeleteRenderbuffers( 1, buffers, 0 );
}
 

@Override
	public void destroy() {
		super.destroy();
		if(frameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
			frameBuffer = null;
		}
		if(texture_out != null) {
			GLES20.glDeleteTextures(1, texture_out, 0);
			texture_out = null;
		}
		if(depthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
			depthRenderBuffer = null;
		}
	} 

private void initFBO() {
		if(firstPassFrameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, firstPassFrameBuffer, 0);
			firstPassFrameBuffer = null;
		}
		if(firstPassTextureOut != null) {
			GLES20.glDeleteTextures(1, firstPassTextureOut, 0);
			firstPassTextureOut = null;
		}
		if(firstPassDepthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, firstPassDepthRenderBuffer, 0);
			firstPassDepthRenderBuffer = null;
		}
		firstPassFrameBuffer = new int[1];
		firstPassTextureOut = new int[1];
		firstPassDepthRenderBuffer = new int[1];
		GLES20.glGenFramebuffers(1, firstPassFrameBuffer, 0);
		GLES20.glGenRenderbuffers(1, firstPassDepthRenderBuffer, 0);
		GLES20.glGenTextures(1, firstPassTextureOut, 0);
		
		GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, firstPassFrameBuffer[0]);
		
		GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
		GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, firstPassTextureOut[0]);
		GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGB, getWidth(), getHeight(), 0, GLES20.GL_RGB, GLES20.GL_UNSIGNED_SHORT_5_6_5, null);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
		GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, firstPassTextureOut[0], 0);
		
		GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, firstPassDepthRenderBuffer[0]);
		GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, getWidth(), getHeight());
		GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, firstPassDepthRenderBuffer[0]);
		
		int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
		if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
			throw new RuntimeException(this+": Failed to set up render buffer with status "+status+" and error "+GLES20.glGetError());
		}
	} 

private void initFBO() {
		if(frameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
			frameBuffer = null;
		}
		if(texture_out != null) {
			GLES20.glDeleteTextures(1, texture_out, 0);
			texture_out = null;
		}
		if(depthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
			depthRenderBuffer = null;
		}
		frameBuffer = new int[1];
		texture_out = new int[1];
		depthRenderBuffer = new int[1];
		GLES20.glGenFramebuffers(1, frameBuffer, 0);
		GLES20.glGenRenderbuffers(1, depthRenderBuffer, 0);
		GLES20.glGenTextures(1, texture_out, 0);
		
		GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBuffer[0]);
		
		GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
		GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture_out[0]);
		GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, getWidth(), getHeight(), 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
		GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texture_out[0], 0);
		
		GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
		GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, getWidth(), getHeight());
		GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
		
		int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
		if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
			throw new RuntimeException(this+": Failed to set up render buffer with status "+status+" and error "+GLES20.glGetError());
		}
	} 

private void initFBO() {
		if(frameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
			frameBuffer = null;
		}
		if(texture_out != null) {
			GLES20.glDeleteTextures(1, texture_out, 0);
			texture_out = null;
		}
		if(depthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
			depthRenderBuffer = null;
		}
		frameBuffer = new int[1];
		texture_out = new int[1];
		depthRenderBuffer = new int[1];
		GLES20.glGenFramebuffers(1, frameBuffer, 0);
		GLES20.glGenRenderbuffers(1, depthRenderBuffer, 0);
		GLES20.glGenTextures(1, texture_out, 0);
		
		GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBuffer[0]);
		
		GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
		GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture_out[0]);
		GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, getWidth(), getHeight(), 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
		GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texture_out[0], 0);
		
		GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
		GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, getWidth(), getHeight());
		GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
		
		int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
		if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
			throw new RuntimeException(this+": Failed to set up render buffer with status "+status+" and error "+GLES20.glGetError());
		}
	} 

@Override
	public void destroy() {
		super.destroy();
		if(frameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
			frameBuffer = null;
		}
		if(texture_out != null) {
			GLES20.glDeleteTextures(1, texture_out, 0);
			texture_out = null;
		}
		if(depthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
			depthRenderBuffer = null;
		}
	} 

private void initFBO() {
		if(frameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
			frameBuffer = null;
		}
		if(texture_out != null) {
			GLES20.glDeleteTextures(1, texture_out, 0);
			texture_out = null;
		}
		if(depthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
			depthRenderBuffer = null;
		}
		frameBuffer = new int[1];
		texture_out = new int[1];
		depthRenderBuffer = new int[1];
		GLES20.glGenFramebuffers(1, frameBuffer, 0);
		GLES20.glGenRenderbuffers(1, depthRenderBuffer, 0);
		GLES20.glGenTextures(1, texture_out, 0);
		
		GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBuffer[0]);
		
		GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
		GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture_out[0]);
		GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, getWidth(), getHeight(), 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
		GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
		GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texture_out[0], 0);
		
		GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
		GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, getWidth(), getHeight());
		GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, depthRenderBuffer[0]);
		
		int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
		if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
			throw new RuntimeException(this+": Failed to set up render buffer with status "+status+" and error "+GLES20.glGetError());
		}
	} 

@Override
	public void destroy() {
		super.destroy();
		if(frameBuffer != null) {
			GLES20.glDeleteFramebuffers(1, frameBuffer, 0);
			frameBuffer = null;
		}
		if(texture_out != null) {
			GLES20.glDeleteTextures(1, texture_out, 0);
			texture_out = null;
		}
		if(depthRenderBuffer != null) {
			GLES20.glDeleteRenderbuffers(1, depthRenderBuffer, 0);
			depthRenderBuffer = null;
		}
	}