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

The following examples show how to use android.opengl.GLES20#glViewport() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: GLRender.java From In77Camera with MIT License

6 votes

@Override
public void onSurfaceChanged(GL10 glUnused, int width, int height) {
    Log.d(TAG, "onSurfaceChanged: "+width+" "+height);
    this.surfaceWidth=width;
    this.surfaceHeight=height;
    GLES20.glViewport(0,0,width,height);
    filterGroup.onFilterChanged(width,height);
    fbo=FBO.newInstance().create(surfaceWidth,surfaceHeight);
    if(cameraEngine.isCameraOpened()){
        cameraEngine.stopPreview();
        cameraEngine.releaseCamera();
    }
    cameraEngine.setTexture(oesFilter.getGlOESTexture().getTextureId());
    cameraEngine.openCamera(isCameraFacingFront);
    cameraEngine.startPreview();
}

Example 2

Source File: LessonOneRenderer.java From opengl with Apache License 2.0

6 votes

@Override
public void onSurfaceChanged(GL10 glUnused, int width, int height) 
{
	// Set the OpenGL viewport to the same size as the surface.
	GLES20.glViewport(0, 0, width, height);

	// Create a new perspective projection matrix. The height will stay the same
	// while the width will vary as per aspect ratio.
	final float ratio = (float) width / height;
	final float left = -ratio;
	final float right = ratio;
	final float bottom = -1.0f;
	final float top = 1.0f;
	final float near = 1.0f;
	final float far = 10.0f;
	
	Matrix.frustumM(mProjectionMatrix, 0, left, right, bottom, top, near, far);
}

Example 3

Source File: VideoTextureRenderer.java From AndroidOpenGLVideoDemo with Apache License 2.0

6 votes

private void adjustViewport()
{
    float surfaceAspect = height / (float)width;
    float videoAspect = videoHeight / (float)videoWidth;

    if (surfaceAspect > videoAspect)
    {
        float heightRatio = height / (float)videoHeight;
        int newWidth = (int)(width * heightRatio);
        int xOffset = (newWidth - width) / 2;
        GLES20.glViewport(-xOffset, 0, newWidth, height);
    }
    else
    {
        float widthRatio = width / (float)videoWidth;
        int newHeight = (int)(height * widthRatio);
        int yOffset = (newHeight - height) / 2;
        GLES20.glViewport(0, -yOffset, width, newHeight);
    }

    adjustViewport = false;
}

Example 4

Source File: OESFilter.java From Fatigue-Detection with MIT License

5 votes

@Override
public void onDrawFrame(int textureId) {
    onPreDrawElements();
    TextureUtils.bindTextureOES(textureId, GLES20.GL_TEXTURE0,glOESProgram.getUTextureSamplerHandle(),0);
    GLES20.glViewport(0,0,surfaceWidth,surfaceHeight);
    plane.draw();
}

Example 5

Source File: RenderTexture.java From tilt-game-android with MIT License

5 votes

/**
 * @see {@link #end(GLState)},
 * 		{@link #end(GLState, boolean, boolean}}.
 */
public void begin(final GLState pGLState, final boolean pFlipX, final boolean pFlipY) {
	this.savePreviousViewport();
	GLES20.glViewport(0, 0, this.mWidth, this.mHeight);

	pGLState.pushProjectionGLMatrix();

	final float left;
	final float right;
	final float bottom;
	final float top;
	if (pFlipX) {
		left = this.mWidth;
		right = 0;
	} else {
		left = 0;
		right = this.mWidth;
	}
	if (pFlipY) {
		top = 0;
		bottom = this.mHeight;
	} else {
		top = this.mHeight;
		bottom = 0;
	}
	pGLState.orthoProjectionGLMatrixf(left, right, bottom, top, -1, 1);

	this.savePreviousFramebufferObjectID(pGLState);
	pGLState.bindFramebuffer(this.mFramebufferObjectID);

	pGLState.pushModelViewGLMatrix();
	pGLState.loadModelViewGLMatrixIdentity();
}

Example 6

Source File: CameraGLRendererBase.java From OpenCvFaceDetect with Apache License 2.0

5 votes

private void drawTex(int tex, boolean isOES, int fbo)
{
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fbo);

    if(fbo == 0)
        GLES20.glViewport(0, 0, mView.getWidth(), mView.getHeight());
    else
        GLES20.glViewport(0, 0, mFBOWidth, mFBOHeight);

    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);

    if(isOES) {
        GLES20.glUseProgram(progOES);
        GLES20.glVertexAttribPointer(vPosOES, 2, GLES20.GL_FLOAT, false, 4*2, vert);
        GLES20.glVertexAttribPointer(vTCOES,  2, GLES20.GL_FLOAT, false, 4*2, texOES);
    } else {
        GLES20.glUseProgram(prog2D);
        GLES20.glVertexAttribPointer(vPos2D, 2, GLES20.GL_FLOAT, false, 4*2, vert);
        GLES20.glVertexAttribPointer(vTC2D,  2, GLES20.GL_FLOAT, false, 4*2, tex2D);
    }

    GLES20.glActiveTexture(GLES20.GL_TEXTURE0);

    if(isOES) {
        GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, tex);
        GLES20.glUniform1i(GLES20.glGetUniformLocation(progOES, "sTexture"), 0);
    } else {
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, tex);
        GLES20.glUniform1i(GLES20.glGetUniformLocation(prog2D, "sTexture"), 0);
    }

    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
    GLES20.glFlush();
}

Example 7

Source File: WaterMarkFilter.java From SimpleVideoEditor with Apache License 2.0

5 votes

@Override
protected void onPostDraw() {
    super.onPostDraw();
    GLES20.glDisable(GLES20.GL_BLEND);
    // reset view port to origin.
    GLES20.glViewport(0, 0, surfaceWidth, surfaceHeight);
}

Example 8

Source File: CameraGLRendererBase.java From SimpleDocumentScanner-Android with MIT License

5 votes

private void drawTex(int tex, boolean isOES, int fbo)
{
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fbo);

    if(fbo == 0)
        GLES20.glViewport(0, 0, mView.getWidth(), mView.getHeight());
    else
        GLES20.glViewport(0, 0, mFBOWidth, mFBOHeight);

    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);

    if(isOES) {
        GLES20.glUseProgram(progOES);
        GLES20.glVertexAttribPointer(vPosOES, 2, GLES20.GL_FLOAT, false, 4*2, vert);
        GLES20.glVertexAttribPointer(vTCOES,  2, GLES20.GL_FLOAT, false, 4*2, texOES);
    } else {
        GLES20.glUseProgram(prog2D);
        GLES20.glVertexAttribPointer(vPos2D, 2, GLES20.GL_FLOAT, false, 4*2, vert);
        GLES20.glVertexAttribPointer(vTC2D,  2, GLES20.GL_FLOAT, false, 4*2, tex2D);
    }

    GLES20.glActiveTexture(GLES20.GL_TEXTURE0);

    if(isOES) {
        GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, tex);
        GLES20.glUniform1i(GLES20.glGetUniformLocation(progOES, "sTexture"), 0);
    } else {
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, tex);
        GLES20.glUniform1i(GLES20.glGetUniformLocation(prog2D, "sTexture"), 0);
    }

    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
    GLES20.glFlush();
}

Example 9

Source File: MxFaceBeautyFilter.java From In77Camera with MIT License

5 votes

@Override
public void onDrawFrame(int textureId) {
    onPreDrawElements();
    setUniform1f(glSimpleProgram.getProgramId(),"stepSizeX",1.0f/surfaceWidth);
    setUniform1f(glSimpleProgram.getProgramId(),"stepSizeY",1.0f/surfaceHeight);
    TextureUtils.bindTexture2D(textureId, GLES20.GL_TEXTURE0,glSimpleProgram.getTextureSamplerHandle(),0);
    GLES20.glViewport(0,0,surfaceWidth,surfaceHeight);
    plane.draw();
}

Example 10

Source File: RenderBuffer.java From MusicVisualization with Apache License 2.0

5 votes

public void bind() {
    GLES20.glViewport(0, 0, width, height);

    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBufferId);
    GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0,
            GLES20.GL_TEXTURE_2D, texId, 0);
    GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT,
            GLES20.GL_RENDERBUFFER, renderBufferId);
}

Example 11

Source File: PCRenderer.java From tango with MIT License

5 votes

@Override
public void onSurfaceChanged(GL10 gl, int width, int height) {
    GLES20.glViewport(0, 0, width, height);
    mCameraAspect = (float) width / height;
    Matrix.perspectiveM(mProjectionMatrix, 0, CAMERA_FOV, mCameraAspect,
            CAMERA_NEAR, CAMERA_FAR);
}

Example 12

Source File: CameraGLRendererBase.java From OpenCV-android with Apache License 2.0

5 votes

private void drawTex(int tex, boolean isOES, int fbo)
{
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fbo);

    if(fbo == 0)
        GLES20.glViewport(0, 0, mView.getWidth(), mView.getHeight());
    else
        GLES20.glViewport(0, 0, mFBOWidth, mFBOHeight);

    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);

    if(isOES) {
        GLES20.glUseProgram(progOES);
        GLES20.glVertexAttribPointer(vPosOES, 2, GLES20.GL_FLOAT, false, 4*2, vert);
        GLES20.glVertexAttribPointer(vTCOES,  2, GLES20.GL_FLOAT, false, 4*2, texOES);
    } else {
        GLES20.glUseProgram(prog2D);
        GLES20.glVertexAttribPointer(vPos2D, 2, GLES20.GL_FLOAT, false, 4*2, vert);
        GLES20.glVertexAttribPointer(vTC2D,  2, GLES20.GL_FLOAT, false, 4*2, tex2D);
    }

    GLES20.glActiveTexture(GLES20.GL_TEXTURE0);

    if(isOES) {
        GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, tex);
        GLES20.glUniform1i(GLES20.glGetUniformLocation(progOES, "sTexture"), 0);
    } else {
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, tex);
        GLES20.glUniform1i(GLES20.glGetUniformLocation(prog2D, "sTexture"), 0);
    }

    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
    GLES20.glFlush();
}

Example 13

Source File: TextureRenderer.java From PhotoEditor with MIT License

5 votes

void renderTexture(int texId) {
    // Bind default FBO
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);

    // Use our shader program
    GLES20.glUseProgram(mProgram);
    GLToolbox.checkGlError("glUseProgram");

    // Set viewport
    GLES20.glViewport(0, 0, mViewWidth, mViewHeight);
    GLToolbox.checkGlError("glViewport");

    // Disable blending
    GLES20.glDisable(GLES20.GL_BLEND);

    // Set the vertex attributes
    GLES20.glVertexAttribPointer(mTexCoordHandle, 2, GLES20.GL_FLOAT, false,
            0, mTexVertices);
    GLES20.glEnableVertexAttribArray(mTexCoordHandle);
    GLES20.glVertexAttribPointer(mPosCoordHandle, 2, GLES20.GL_FLOAT, false,
            0, mPosVertices);
    GLES20.glEnableVertexAttribArray(mPosCoordHandle);
    GLToolbox.checkGlError("vertex attribute setup");

    // Set the input texture
    GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
    GLToolbox.checkGlError("glActiveTexture");
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texId);
    GLToolbox.checkGlError("glBindTexture");
    GLES20.glUniform1i(mTexSamplerHandle, 0);

    // Draw
    GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
}

Example 14

Source File: Game.java From remixed-dungeon with GNU General Public License v3.0

5 votes

@Override
public void onSurfaceChanged(GL10 gl, int width, int height) {
    GLES20.glViewport(0, 0, width, height);

    //GLog.i("viewport: %d %d",width, height );

    Game.width(width);
    Game.height(height);

    setNeedSceneRestart(true);
}

Example 15

Source File: Painting.java From TelePlus-Android with GNU General Public License v2.0

4 votes

public PaintingData getPaintingData(RectF rect, boolean undo) {
    int minX = (int) rect.left;
    int minY = (int) rect.top;
    int width = (int) rect.width();
    int height = (int) rect.height();

    GLES20.glGenFramebuffers(1, buffers, 0);
    int framebuffer = buffers[0];
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, framebuffer);

    GLES20.glGenTextures(1, buffers, 0);
    int texture = buffers[0];

    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture);
    GLES20.glTexParameteri(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);
    GLES20.glTexParameteri(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);
    GLES20.glTexParameteri(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_WRAP_S, GL10.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_WRAP_T, GL10.GL_CLAMP_TO_EDGE);
    GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);

    GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texture, 0);

    GLES20.glViewport(0, 0, (int) size.width, (int) size.height);

    if (shaders == null) {
        return null;
    }
    Shader shader = shaders.get(undo ? "nonPremultipliedBlit" : "blit");
    if (shader == null) {
        return null;
    }
    GLES20.glUseProgram(shader.program);

    Matrix translate = new Matrix();
    translate.preTranslate(-minX, -minY);
    float effective[] = GLMatrix.LoadGraphicsMatrix(translate);
    float finalProjection[] = GLMatrix.MultiplyMat4f(projection, effective);

    GLES20.glUniformMatrix4fv(shader.getUniform("mvpMatrix"), 1, false, FloatBuffer.wrap(finalProjection));

    if (undo) {
        GLES20.glUniform1i(shader.getUniform("texture"), 0);

        GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, getTexture());
    } else {
        GLES20.glUniform1i(shader.getUniform("texture"), 0);

        GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, bitmapTexture.texture());

        GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, getTexture());
    }
    GLES20.glClearColor(0, 0, 0, 0);
    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);

    GLES20.glBlendFunc(GLES20.GL_ONE, GLES20.GL_ONE_MINUS_SRC_ALPHA);

    GLES20.glVertexAttribPointer(0, 2, GLES20.GL_FLOAT, false, 8, vertexBuffer);
    GLES20.glEnableVertexAttribArray(0);
    GLES20.glVertexAttribPointer(1, 2, GLES20.GL_FLOAT, false, 8, textureBuffer);
    GLES20.glEnableVertexAttribArray(1);

    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);

    dataBuffer.limit(width * height * 4);
    GLES20.glReadPixels(0, 0, width, height, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, dataBuffer);

    PaintingData data;
    if (undo) {
        data = new PaintingData(null, dataBuffer);
    } else {
        Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
        bitmap.copyPixelsFromBuffer(dataBuffer);

        data = new PaintingData(bitmap, null);
    }

    buffers[0] = framebuffer;
    GLES20.glDeleteFramebuffers(1, buffers, 0);

    buffers[0] = texture;
    GLES20.glDeleteTextures(1, buffers, 0);

    return data;
}

Example 16

Source File: GLSurfaceMovieRenderer.java From PhotoMovie with Apache License 2.0

4 votes

public void setViewport(int width, int height) {
    GLES20.glViewport(0, 0, width, height);
    mPainter.setSize(width, height);
    setMovieViewport(0, 0, width, height);
}

Example 17

Source File: ColorFade.java From android_9.0.0_r45 with Apache License 2.0

4 votes

private boolean captureScreenshotTextureAndSetViewport() {
    if (!attachEglContext()) {
        return false;
    }
    try {
        if (!mTexNamesGenerated) {
            GLES20.glGenTextures(1, mTexNames, 0);
            if (checkGlErrors("glGenTextures")) {
                return false;
            }
            mTexNamesGenerated = true;
        }

        final SurfaceTexture st = new SurfaceTexture(mTexNames[0]);
        final Surface s = new Surface(st);
        try {
            SurfaceControl.screenshot(SurfaceControl.getBuiltInDisplay(
                    SurfaceControl.BUILT_IN_DISPLAY_ID_MAIN), s);
            st.updateTexImage();
            st.getTransformMatrix(mTexMatrix);
        } finally {
            s.release();
            st.release();
        }

        // Set up texture coordinates for a quad.
        // We might need to change this if the texture ends up being
        // a different size from the display for some reason.
        mTexCoordBuffer.put(0, 0f); mTexCoordBuffer.put(1, 0f);
        mTexCoordBuffer.put(2, 0f); mTexCoordBuffer.put(3, 1f);
        mTexCoordBuffer.put(4, 1f); mTexCoordBuffer.put(5, 1f);
        mTexCoordBuffer.put(6, 1f); mTexCoordBuffer.put(7, 0f);

        // Set up our viewport.
        GLES20.glViewport(0, 0, mDisplayWidth, mDisplayHeight);
        ortho(0, mDisplayWidth, 0, mDisplayHeight, -1, 1);
    } finally {
        detachEglContext();
    }
    return true;
}

Example 18

Source File: GlRectDrawer.java From sealrtc-android with MIT License

4 votes

private void drawRectangle(int x, int y, int width, int height) {
    // Draw quad.
    GLES20.glViewport(x, y, width, height);
    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
}

Example 19

Source File: CameraSurfaceView.java From Paddle-Lite-Demo with Apache License 2.0

4 votes

@Override
public void onDrawFrame(GL10 gl) {
    if (surfaceTexture == null) return;

    GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT | GLES20.GL_DEPTH_BUFFER_BIT);
    surfaceTexture.updateTexImage();
    float matrix[] = new float[16];
    surfaceTexture.getTransformMatrix(matrix);

    // camTextureId->fboTexureId
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fbo[0]);
    GLES20.glViewport(0, 0, textureWidth, textureHeight);
    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
    GLES20.glUseProgram(progCam2FBO);
    GLES20.glVertexAttribPointer(vcCam2FBO, 2, GLES20.GL_FLOAT, false, 4 * 2, vertexCoordsBuffer);
    textureCoordsBuffer.clear();
    textureCoordsBuffer.put(transformTextureCoordinates(textureCoords, matrix));
    textureCoordsBuffer.position(0);
    GLES20.glVertexAttribPointer(tcCam2FBO, 2, GLES20.GL_FLOAT, false, 4 * 2, textureCoordsBuffer);
    GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
    GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, camTextureId[0]);
    GLES20.glUniform1i(GLES20.glGetUniformLocation(progCam2FBO, "sTexture"), 0);
    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
    GLES20.glFlush();

    // Check if the draw texture is set
    int targetTexureId = fboTexureId[0];
    if (onTextureChangedListener != null) {
        boolean modified = onTextureChangedListener.onTextureChanged(fboTexureId[0], drawTexureId[0],
                textureWidth, textureHeight);
        if (modified) {
            targetTexureId = drawTexureId[0];
        }
    }

    // fboTexureId/drawTexureId->Screen
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
    GLES20.glViewport(0, 0, surfaceWidth, surfaceHeight);
    GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
    GLES20.glUseProgram(progTex2Screen);
    GLES20.glVertexAttribPointer(vcTex2Screen, 2, GLES20.GL_FLOAT, false, 4 * 2, vertexCoordsBuffer);
    textureCoordsBuffer.clear();
    textureCoordsBuffer.put(textureCoords);
    textureCoordsBuffer.position(0);
    GLES20.glVertexAttribPointer(tcTex2Screen, 2, GLES20.GL_FLOAT, false, 4 * 2, textureCoordsBuffer);
    GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, targetTexureId);
    GLES20.glUniform1i(GLES20.glGetUniformLocation(progTex2Screen, "sTexture"), 0);
    GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
    GLES20.glFlush();
}

Example 20

Source File: TwoPassFilter.java From AndroidFastImageProcessing with MIT License

votes

@Override
	protected void drawFrame() {
		currentPass = 1;
		if(firstPassFrameBuffer == null) {
			if(getWidth() != 0 && getHeight() != 0) {
				initFBO();
			} else {
				return;
			}
		}

		GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, firstPassFrameBuffer[0]);
		
		if(texture_in == 0) {
			return;
		}
		
		GLES20.glViewport(0, 0, getWidth(), getHeight());
        GLES20.glUseProgram(programHandle);

		GLES20.glClear(GLES20.GL_DEPTH_BUFFER_BIT | GLES20.GL_COLOR_BUFFER_BIT);
		GLES20.glClearColor(getBackgroundRed(), getBackgroundGreen(), getBackgroundBlue(), getBackgroundAlpha());
		
		passShaderValues();
		
		GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4); 
		
		texture_in = firstPassTextureOut[0];
		
		GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
		
		currentPass = 2;
		super.drawFrame();
	}