Examples with Texture2D com.jme3.texture.Texture2D used on opensource projects

Example 11 with Texture2D

use of com.jme3.texture.Texture2D in project jmonkeyengine by jMonkeyEngine.

the class TriangulatedTexture method getResultTexture.

/**
     * This method returns the flat texture. It is calculated if required or if
     * it was not created before. Images that are identical are discarded to
     * reduce the texture size.
     * 
     * @param rebuild
     *            a variable that forces texture recomputation (even if it was
     *            computed vefore)
     * @return flat result texture (all images merged into one)
     */
public Texture2D getResultTexture(boolean rebuild) {
    if (resultTexture == null || rebuild) {
        // sorting the parts by their height (from highest to the lowest)
        List<TriangleTextureElement> list = new ArrayList<TriangleTextureElement>(faceTextures);
        Collections.sort(list, new Comparator<TriangleTextureElement>() {

            public int compare(TriangleTextureElement o1, TriangleTextureElement o2) {
                return o2.image.getHeight() - o1.image.getHeight();
            }
        });
        // arraging the images on the resulting image (calculating the result image width and height)
        Set<Integer> duplicatedFaceIndexes = new HashSet<Integer>();
        int resultImageHeight = list.get(0).image.getHeight();
        int resultImageWidth = 0;
        int currentXPos = 0, currentYPos = 0;
        Map<TriangleTextureElement, Integer[]> imageLayoutData = new HashMap<TriangleTextureElement, Integer[]>(list.size());
        while (list.size() > 0) {
            TriangleTextureElement currentElement = list.remove(0);
            if (currentXPos + currentElement.image.getWidth() > maxTextureSize) {
                currentXPos = 0;
                currentYPos = resultImageHeight;
                resultImageHeight += currentElement.image.getHeight();
            }
            Integer[] currentPositions = new Integer[] { currentXPos, currentYPos };
            imageLayoutData.put(currentElement, currentPositions);
            if (keepIdenticalTextures) {
                // removing identical images
                for (int i = 0; i < list.size(); ++i) {
                    if (currentElement.image.equals(list.get(i).image)) {
                        duplicatedFaceIndexes.add(list.get(i).faceIndex);
                        imageLayoutData.put(list.remove(i--), currentPositions);
                    }
                }
            }
            currentXPos += currentElement.image.getWidth();
            resultImageWidth = Math.max(resultImageWidth, currentXPos);
        // currentYPos += currentElement.image.getHeight();
        // TODO: implement that to compact the result image
        // try to add smaller images below the current one
        // int remainingHeight = resultImageHeight -
        // currentElement.image.getHeight();
        // while(remainingHeight > 0) {
        // for(int i=list.size() - 1;i>=0;--i) {
        //
        // }
        // }
        }
        // computing the result UV coordinates
        resultUVS = new ArrayList<Vector2f>(imageLayoutData.size() * 3);
        for (int i = 0; i < imageLayoutData.size() * 3; ++i) {
            resultUVS.add(null);
        }
        Vector2f[] uvs = new Vector2f[3];
        for (Entry<TriangleTextureElement, Integer[]> entry : imageLayoutData.entrySet()) {
            Integer[] position = entry.getValue();
            entry.getKey().computeFinalUVCoordinates(resultImageWidth, resultImageHeight, position[0], position[1], uvs);
            resultUVS.set(entry.getKey().faceIndex * 3, uvs[0]);
            resultUVS.set(entry.getKey().faceIndex * 3 + 1, uvs[1]);
            resultUVS.set(entry.getKey().faceIndex * 3 + 2, uvs[2]);
        }
        Image resultImage = new Image(format, resultImageWidth, resultImageHeight, BufferUtils.createByteBuffer(resultImageWidth * resultImageHeight * (format.getBitsPerPixel() >> 3)), ColorSpace.Linear);
        resultTexture = new Texture2D(resultImage);
        for (Entry<TriangleTextureElement, Integer[]> entry : imageLayoutData.entrySet()) {
            if (!duplicatedFaceIndexes.contains(entry.getKey().faceIndex)) {
                this.draw(resultImage, entry.getKey().image, entry.getValue()[0], entry.getValue()[1]);
            }
        }
        // setting additional data
        resultTexture.setWrap(WrapAxis.S, this.getWrap(WrapAxis.S));
        resultTexture.setWrap(WrapAxis.T, this.getWrap(WrapAxis.T));
        resultTexture.setMagFilter(this.getMagFilter());
        resultTexture.setMinFilter(this.getMinFilter());
    }
    return resultTexture;
}

Example 12 with Texture2D

use of com.jme3.texture.Texture2D in project jmonkeyengine by jMonkeyEngine.

the class TestPostFiltersCompositing method simpleInitApp.

public void simpleInitApp() {
    this.flyCam.setMoveSpeed(10);
    cam.setLocation(new Vector3f(0.028406568f, 2.015769f, 7.386517f));
    cam.setRotation(new Quaternion(-1.0729783E-5f, 0.9999721f, -0.0073241726f, -0.0014647911f));
    makeScene();
    //Creating the main view port post processor
    FilterPostProcessor fpp = new FilterPostProcessor(assetManager);
    fpp.addFilter(new ColorOverlayFilter(ColorRGBA.Blue));
    viewPort.addProcessor(fpp);
    //creating a frame buffer for the mainviewport
    FrameBuffer mainVPFrameBuffer = new FrameBuffer(cam.getWidth(), cam.getHeight(), 1);
    Texture2D mainVPTexture = new Texture2D(cam.getWidth(), cam.getHeight(), Image.Format.RGBA8);
    mainVPFrameBuffer.addColorTexture(mainVPTexture);
    mainVPFrameBuffer.setDepthBuffer(Image.Format.Depth);
    viewPort.setOutputFrameBuffer(mainVPFrameBuffer);
    //creating the post processor for the gui viewport
    final FilterPostProcessor guifpp = new FilterPostProcessor(assetManager);
    guifpp.setFrameBufferFormat(Image.Format.RGBA8);
    guifpp.addFilter(new ColorOverlayFilter(ColorRGBA.Red));
    //this will compose the main viewport texture with the guiviewport back buffer.
    //Note that you can switch the order of the filters so that guiviewport filters are applied or not to the main viewport texture
    guifpp.addFilter(new ComposeFilter(mainVPTexture));
    guiViewPort.addProcessor(guifpp);
    //compositing is done by mixing texture depending on the alpha channel, 
    //it's important that the guiviewport clear color alpha value is set to 0
    guiViewPort.setBackgroundColor(ColorRGBA.BlackNoAlpha);
    guiViewPort.setClearColor(true);
}

Example 13 with Texture2D

use of com.jme3.texture.Texture2D in project jmonkeyengine by jMonkeyEngine.

the class VRMouseManager method setImage.

/**
     * Set the image to use as mouse cursor. The given string describe an asset that the underlying application asset manager has to load.
     * @param texture the image to use as mouse cursor.
     */
public void setImage(String texture) {
    if (environment != null) {
        if (environment.getApplication() != null) {
            if (environment.isInVR() == false) {
                Texture tex = environment.getApplication().getAssetManager().loadTexture(texture);
                mouseImage.setTexture(environment.getApplication().getAssetManager(), (Texture2D) tex, true);
                ySize = tex.getImage().getHeight();
                mouseImage.setHeight(ySize);
                mouseImage.setWidth(tex.getImage().getWidth());
                mouseImage.getMaterial().getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
                mouseImage.getMaterial().getAdditionalRenderState().setDepthWrite(false);
            } else {
                Texture tex = environment.getApplication().getAssetManager().loadTexture(texture);
                mouseImage.setTexture(environment.getApplication().getAssetManager(), (Texture2D) tex, true);
                ySize = tex.getImage().getHeight();
                mouseImage.setHeight(ySize);
                mouseImage.setWidth(tex.getImage().getWidth());
                mouseImage.getMaterial().getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
                mouseImage.getMaterial().getAdditionalRenderState().setDepthWrite(false);
            }
        } 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.");
    }
}

Example 14 with Texture2D

use of com.jme3.texture.Texture2D in project jmonkeyengine by jMonkeyEngine.

the class VRViewManagerOSVR 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.");
    }
}

Example 15 with Texture2D

use of com.jme3.texture.Texture2D in project jmonkeyengine by jMonkeyEngine.

the class VRViewManagerOSVR method setupViewBuffers.

private ViewPort setupViewBuffers(Camera cam, String viewName) {
    if (environment != null) {
        if (environment.getApplication() != null) {
            // create offscreen framebuffer
            FrameBuffer offBufferLeft = new FrameBuffer(cam.getWidth(), cam.getHeight(), 1);
            //offBufferLeft.setSrgb(true);
            //setup framebuffer's texture
            Texture2D offTex = new Texture2D(cam.getWidth(), cam.getHeight(), Image.Format.RGBA8);
            offTex.setMinFilter(Texture.MinFilter.BilinearNoMipMaps);
            offTex.setMagFilter(Texture.MagFilter.Bilinear);
            //setup framebuffer to use texture
            offBufferLeft.setDepthBuffer(Image.Format.Depth);
            offBufferLeft.setColorTexture(offTex);
            ViewPort viewPort = environment.getApplication().getRenderManager().createPreView(viewName, cam);
            viewPort.setClearFlags(true, true, true);
            viewPort.setBackgroundColor(ColorRGBA.Black);
            Iterator<Spatial> spatialIter = environment.getApplication().getViewPort().getScenes().iterator();
            while (spatialIter.hasNext()) {
                viewPort.attachScene(spatialIter.next());
            }
            //set viewport to render to offscreen framebuffer
            viewPort.setOutputFrameBuffer(offBufferLeft);
            return viewPort;
        } 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.");
    }
}