protected void createPreViews() {
reflectionCam = new Camera(renderWidth, renderHeight);
refractionCam = new Camera(renderWidth, renderHeight);
// create a pre-view. a view that is rendered before the main view
reflectionView = new ViewPort("Reflection View", reflectionCam);
reflectionView.setClearFlags(true, true, true);
reflectionView.setBackgroundColor(ColorRGBA.Black);
// create offscreen framebuffer
reflectionBuffer = new FrameBuffer(renderWidth, renderHeight, 1);
// setup framebuffer to use texture
reflectionBuffer.setDepthBuffer(Format.Depth);
reflectionBuffer.setColorTexture(reflectionTexture);
// set viewport to render to offscreen framebuffer
reflectionView.setOutputFrameBuffer(reflectionBuffer);
reflectionView.addProcessor(
new ReflectionProcessor(reflectionCam, reflectionBuffer, reflectionClipPlane));
// attach the scene to the viewport to be rendered
reflectionView.attachScene(reflectionScene);
// create a pre-view. a view that is rendered before the main view
refractionView = new ViewPort("Refraction View", refractionCam);
refractionView.setClearFlags(true, true, true);
refractionView.setBackgroundColor(ColorRGBA.Black);
// create offscreen framebuffer
refractionBuffer = new FrameBuffer(renderWidth, renderHeight, 1);
// setup framebuffer to use texture
refractionBuffer.setDepthBuffer(Format.Depth);
refractionBuffer.setColorTexture(refractionTexture);
refractionBuffer.setDepthTexture(depthTexture);
// set viewport to render to offscreen framebuffer
refractionView.setOutputFrameBuffer(refractionBuffer);
refractionView.addProcessor(new RefractionProcessor());
// attach the scene to the viewport to be rendered
refractionView.attachScene(reflectionScene);
}
/**
* Creates a BasicShadowRenderer
*
* @param manager the asset manager
* @param size the size of the shadow map (the map is square)
*/
public BasicShadowRenderer(AssetManager manager, int size) {
shadowFB = new FrameBuffer(size, size, 1);
shadowMap = new Texture2D(size, size, Format.Depth);
shadowFB.setDepthTexture(shadowMap);
shadowCam = new Camera(size, size);
// DO NOT COMMENT THIS (it prevent the OSX incomplete read buffer crash)
dummyTex = new Texture2D(size, size, Format.RGBA8);
shadowFB.setColorTexture(dummyTex);
preshadowMat = new Material(manager, "Common/MatDefs/Shadow/PreShadow.j3md");
postshadowMat = new Material(manager, "Common/MatDefs/Shadow/BasicPostShadow.j3md");
postshadowMat.setTexture("ShadowMap", shadowMap);
dispPic.setTexture(manager, shadowMap, false);
for (int i = 0; i < points.length; i++) {
points[i] = new Vector3f();
}
}
public void reshape(ViewPort vp, int w, int h) {
// this has no effect at first init but is useful when resizing the canvas with multi views
Camera cam = vp.getCamera();
cam.setViewPort(left, right, bottom, top);
// resizing the camera to fit the new viewport and saving original dimensions
cam.resize(w, h, false);
left = cam.getViewPortLeft();
right = cam.getViewPortRight();
top = cam.getViewPortTop();
bottom = cam.getViewPortBottom();
originalWidth = w;
originalHeight = h;
cam.setViewPort(0, 1, 0, 1);
// computing real dimension of the viewport and resizing he camera
width = (int) (w * (Math.abs(right - left)));
height = (int) (h * (Math.abs(bottom - top)));
width = Math.max(1, width);
height = Math.max(1, height);
cam.resize(width, height, false);
cameraInit = true;
computeDepth = false;
if (renderFrameBuffer == null) {
outputBuffer = viewPort.getOutputFrameBuffer();
}
Collection<Caps> caps = renderer.getCaps();
// antialiasing on filters only supported in opengl 3 due to depth read problem
if (numSamples > 1 && caps.contains(Caps.FrameBufferMultisample)) {
renderFrameBufferMS = new FrameBuffer(width, height, numSamples);
if (caps.contains(Caps.OpenGL31)) {
Texture2D msColor = new Texture2D(width, height, numSamples, Format.RGBA8);
Texture2D msDepth = new Texture2D(width, height, numSamples, Format.Depth);
renderFrameBufferMS.setDepthTexture(msDepth);
renderFrameBufferMS.setColorTexture(msColor);
filterTexture = msColor;
depthTexture = msDepth;
} else {
renderFrameBufferMS.setDepthBuffer(Format.Depth);
renderFrameBufferMS.setColorBuffer(Format.RGBA8);
}
}
if (numSamples <= 1 || !caps.contains(Caps.OpenGL31)) {
renderFrameBuffer = new FrameBuffer(width, height, 1);
renderFrameBuffer.setDepthBuffer(Format.Depth);
filterTexture = new Texture2D(width, height, Format.RGBA8);
renderFrameBuffer.setColorTexture(filterTexture);
}
for (Iterator<Filter> it = filters.iterator(); it.hasNext(); ) {
Filter filter = it.next();
initFilter(filter, vp);
}
if (renderFrameBufferMS != null) {
viewPort.setOutputFrameBuffer(renderFrameBufferMS);
} else {
viewPort.setOutputFrameBuffer(renderFrameBuffer);
}
}