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        void ofApp::setupAnim() {
    ofEnableSmoothing();
    
    for(int i = -halfWidth; i < halfWidth; i += 120) {
        for(int j = -halfHeight; j < halfHeight; j += 120) {
            shape.setupHollowSquare(20, 80);
            shape.setBlur(1);
            shape.setPosition(i + 5, j + 5);
            shape.rotateY(ofMap(i, -halfWidth, halfWidth, 0, 90));
            shape.rotateX(ofMap(j, -halfHeight, halfHeight, 0, 90));
            shapes.push_back(shape);
        }
    }
    
    shapeSystem.setup();
    shapeSystem.setPosition(ofVec3f(halfWidth, halfHeight, 0));
    for(int i = 0; i < shapes.size(); i++) {
        shapeSystem.add(shapes.at(i));
    }
}

void ofApp::updateAnim(){
    for(int i = 0; i < shapes.size(); i++) {
        i % 2 == 0 ?
            shapes.at(i).incrementRotateX(12) :
            shapes.at(i).incrementRotateY(-12);
    }
    
    shapeSystem.incrementRotateX(2);
    shapeSystem.incrementRotateY(2);
    shapeSystem.incrementRotateZ(2);
}

void ofApp::drawAnim() {
    ofBackground(0, 0, 0);

    ofEnableAlphaBlending();
    
    for(int i = -600; i < 600; i+=50) {
        for(int j = 0; j < shapes.size(); j++) {
            alpha = ofMap(i, -600, 600, 10, 255);
            shapes.at(j).positionZ(i);
            shapes.at(j).setColor(ofColor(ofColor::white, alpha));
        }
        shapeSystem.draw();
    }

    ofDisableAlphaBlending();

    if(ofGetFrameNum() == 180) renderGif();
}