Sketch 2015-08-18
void ofApp::setup(){
ofSetWindowShape(500, 500);
gif.setup(50);
gif.fadeInOut(2, 1, ofColor::red);
gif.enableTextOverlay();
layerIncrement = 0.01;
maskIncrement = 0.0005;
numLayers = 20;
numMasksPerLayer = 1;
masker.setup(numLayers);
layer.setup("rust-tall2.png");
for(int i = 0; i < numLayers; i++) {
scale = ofMap(i, 0, numLayers-1, 0.25, 1);
layer.setTextureScale(scale);
layer.setTextureOffset(i % 2 == 0 ? TEXTURE_OFFSET_TOP_LEFT : TEXTURE_OFFSET_TOP_RIGHT);
layer.setTextureOffsetY(ofRandom(2));
layers.push_back(layer);
maskLoader.clear();
scale = ofMap(i, 0, numLayers-1, 0.5, 1.3);
mask.setup("circle-feather.png", scale, TEXTURE_OFFSET_MIDDLE_CENTER);
for(int j = 0; j < numMasksPerLayer; j++) {
mask.setTextureOffsetY(ofRandom(2));
maskLoader.push_back(mask);
}
masks.push_back(maskLoader);
}
ofSetWindowShape(1000, 1200);
masker.toggleOverlay();
}
void ofApp::update(){
for(int i = 0; i < numLayers; i++) {
masker.beginLayer(i);
{
gif.rotateAroundCenter(i * 90);
ofSetColor(ofColor(ofColor::red));
increment = ofMap(i, 0, numLayers-1, layerIncrement, -layerIncrement);
layers.at(i).incrementTextureScale(i % 2 == 0 ? increment : -increment * 8 );
layers.at(i).incrementTextureOffsetX((i % 2 == 0 ? increment : -increment) * ofRandom(-2, 27));
layers.at(i).incrementTextureOffsetY((i % 2 == 0 ? -increment : increment) * ofRandom(-2, 27));
layers.at(i).draw();
}
masker.endLayer(i);
masker.beginMask(i);
{
ofSetColor(ofColor::white);
ofBackground(ofColor::white);
for(int j = 0; j < numMasksPerLayer; j++) {
increment = (j+1) * ofMap(i, 0, numLayers-1, maskIncrement, -maskIncrement);
masks.at(i).at(j).incrementTextureOffsetY(increment);
i % 2 == 0 ? masks.at(i).at(j).draw() : masker.drawLayer(i - 1, false);
}
}
masker.endMask(i);
}
}
void ofApp::draw(){
gif.begin();
{
gif.rotateAroundCenter(45);
layers.at(0).draw();
masker.drawLayer(13);
masker.drawLayer(16);
}
gif.endCaptureDraw();
masker.drawOverlay();
}
Uncertain agenda.
