Examples with FrameBuffer com.jme3.texture.FrameBuffer used on opensource projects

Example 31 with FrameBuffer

use of com.jme3.texture.FrameBuffer in project jmonkeyengine by jMonkeyEngine.

the class VRGuiManager method getGuiQuad.

/**
	 * Create a GUI quad for the given camera.
	 * @param sourceCam the camera
	 * @return a GUI quad for the given camera.
	 */
private Spatial getGuiQuad(Camera sourceCam) {
    if (environment != null) {
        if (environment.getApplication() != null) {
            if (guiQuadNode == null) {
                Vector2f guiCanvasSize = getCanvasSize();
                Camera offCamera = sourceCam.clone();
                offCamera.setParallelProjection(true);
                offCamera.setLocation(Vector3f.ZERO);
                offCamera.lookAt(Vector3f.UNIT_Z, Vector3f.UNIT_Y);
                offView = environment.getApplication().getRenderManager().createPreView("GUI View", offCamera);
                offView.setClearFlags(true, true, true);
                offView.setBackgroundColor(ColorRGBA.BlackNoAlpha);
                // create offscreen framebuffer
                FrameBuffer offBuffer = new FrameBuffer((int) guiCanvasSize.x, (int) guiCanvasSize.y, 1);
                //setup framebuffer's texture
                guiTexture = new Texture2D((int) guiCanvasSize.x, (int) guiCanvasSize.y, Format.RGBA8);
                guiTexture.setMinFilter(Texture.MinFilter.BilinearNoMipMaps);
                guiTexture.setMagFilter(Texture.MagFilter.Bilinear);
                //setup framebuffer to use texture
                offBuffer.setDepthBuffer(Format.Depth);
                offBuffer.setColorTexture(guiTexture);
                //set viewport to render to offscreen framebuffer
                offView.setOutputFrameBuffer(offBuffer);
                // setup framebuffer's scene
                Iterator<Spatial> spatialIter = environment.getApplication().getGuiViewPort().getScenes().iterator();
                while (spatialIter.hasNext()) {
                    offView.attachScene(spatialIter.next());
                }
                if (useCurvedSurface) {
                    guiQuad = (Geometry) environment.getApplication().getAssetManager().loadModel("Common/Util/gui_mesh.j3o");
                } else {
                    guiQuad = new Geometry("guiQuad", new CenterQuad(1f, 1f));
                }
                Material mat = new Material(environment.getApplication().getAssetManager(), "Common/MatDefs/VR/GuiOverlay.j3md");
                mat.getAdditionalRenderState().setDepthTest(!overdraw);
                mat.getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
                mat.getAdditionalRenderState().setDepthWrite(false);
                mat.setTexture("ColorMap", guiTexture);
                guiQuad.setQueueBucket(Bucket.Translucent);
                guiQuad.setMaterial(mat);
                guiQuadNode = new Node("gui-quad-node");
                guiQuadNode.setQueueBucket(Bucket.Translucent);
                guiQuadNode.attachChild(guiQuad);
            }
            return guiQuadNode;
        } else {
            throw new IllegalStateException("VR GUI manager underlying environment is not attached to any application.");
        }
    } else {
        throw new IllegalStateException("VR GUI manager is not attached to any environment.");
    }
}

Example 32 with FrameBuffer

use of com.jme3.texture.FrameBuffer in project jmonkeyengine by jMonkeyEngine.

the class PreNormalCaching method getPreNormals.

/**
     * Get pre-normals from the given rendering.
     * @param renderManager the render manager.
     * @param normalPass the normal pass.
     * @param viewPort the viewport.
     */
public static void getPreNormals(RenderManager renderManager, Pass normalPass, ViewPort viewPort) {
    curCount++;
    // do we already have a valid cache to set the framebuffer to?
    Renderer r = renderManager.getRenderer();
    if (cachedPreNormals != null) {
        r.copyFrameBuffer(cachedPreNormals, normalPass.getRenderFrameBuffer(), false);
    } else {
        // lets make the prenormals
        r.setFrameBuffer(normalPass.getRenderFrameBuffer());
        renderManager.getRenderer().clearBuffers(true, true, true);
        if (renderManager.getRenderer().getCaps().contains(Caps.GLSL150)) {
            renderManager.setForcedTechnique("PreNormalPass15");
        } else {
            renderManager.setForcedTechnique("PreNormalPass");
        }
        renderManager.renderViewPortQueues(viewPort, false);
        renderManager.setForcedTechnique(null);
        // if we should cache this, do it now
        if (lastNormalPassesCount > 1) {
            cachedPreNormals = normalPass.getRenderFrameBuffer();
        }
    }
    renderManager.getRenderer().setFrameBuffer(viewPort.getOutputFrameBuffer());
}

Example 33 with FrameBuffer

use of com.jme3.texture.FrameBuffer in project jmonkeyengine by jMonkeyEngine.

the class AbstractShadowRendererVR method init.

private void init(AssetManager assetManager, int nbShadowMaps, int shadowMapSize) {
    this.postshadowMat = new Material(assetManager, "Common/MatDefs/Shadow/PostShadow.j3md");
    shadowFB = new FrameBuffer[nbShadowMaps];
    shadowMaps = new Texture2D[nbShadowMaps];
    dispPic = new Picture[nbShadowMaps];
    lightViewProjectionsMatrices = new Matrix4f[nbShadowMaps];
    shadowMapStringCache = new String[nbShadowMaps];
    lightViewStringCache = new String[nbShadowMaps];
    //DO NOT COMMENT THIS (it prevent the OSX incomplete read buffer crash)
    dummyTex = new Texture2D(shadowMapSize, shadowMapSize, Format.RGBA8);
    preshadowMat = new Material(assetManager, "Common/MatDefs/Shadow/PreShadow.j3md");
    postshadowMat.setFloat("ShadowMapSize", shadowMapSize);
    for (int i = 0; i < nbShadowMaps; i++) {
        lightViewProjectionsMatrices[i] = new Matrix4f();
        shadowFB[i] = new FrameBuffer(shadowMapSize, shadowMapSize, 1);
        shadowMaps[i] = new Texture2D(shadowMapSize, shadowMapSize, Format.Depth);
        shadowFB[i].setDepthTexture(shadowMaps[i]);
        //DO NOT COMMENT THIS (it prevent the OSX incomplete read buffer crash)
        shadowFB[i].setColorTexture(dummyTex);
        shadowMapStringCache[i] = "ShadowMap" + i;
        lightViewStringCache[i] = "LightViewProjectionMatrix" + i;
        postshadowMat.setTexture(shadowMapStringCache[i], shadowMaps[i]);
        //quads for debuging purpose
        dispPic[i] = new Picture("Picture" + i);
        dispPic[i].setTexture(assetManager, shadowMaps[i], false);
    }
    setShadowCompareMode(shadowCompareMode);
    setEdgeFilteringMode(edgeFilteringMode);
    setShadowIntensity(shadowIntensity);
    initForcedRenderState();
}

Example 34 with FrameBuffer

use of com.jme3.texture.FrameBuffer in project jmonkeyengine by jMonkeyEngine.

the class VRViewManagerOpenVR method setupFinalFullTexture.

private void setupFinalFullTexture(Camera cam) {
    if (environment != null) {
        if (environment.getApplication() != null) {
            // create offscreen framebuffer
            FrameBuffer out = new FrameBuffer(cam.getWidth(), cam.getHeight(), 1);
            //offBuffer.setSrgb(true);
            //setup framebuffer's texture
            dualEyeTex = new Texture2D(cam.getWidth(), cam.getHeight(), Image.Format.RGBA8);
            dualEyeTex.setMinFilter(Texture.MinFilter.BilinearNoMipMaps);
            dualEyeTex.setMagFilter(Texture.MagFilter.Bilinear);
            logger.config("Dual eye texture " + dualEyeTex.getName() + " (" + dualEyeTex.getImage().getId() + ")");
            logger.config("               Type: " + dualEyeTex.getType());
            logger.config("               Size: " + dualEyeTex.getImage().getWidth() + "x" + dualEyeTex.getImage().getHeight());
            logger.config("        Image depth: " + dualEyeTex.getImage().getDepth());
            logger.config("       Image format: " + dualEyeTex.getImage().getFormat());
            logger.config("  Image color space: " + dualEyeTex.getImage().getColorSpace());
            //setup framebuffer to use texture
            out.setDepthBuffer(Image.Format.Depth);
            out.setColorTexture(dualEyeTex);
            ViewPort viewPort = environment.getApplication().getViewPort();
            viewPort.setClearFlags(true, true, true);
            viewPort.setBackgroundColor(ColorRGBA.Black);
            viewPort.setOutputFrameBuffer(out);
        } else {
            throw new IllegalStateException("This VR environment is not attached to any application.");
        }
    } else {
        throw new IllegalStateException("This VR view manager is not attached to any VR environment.");
    }
}