//--------------------------------------------------------------
void testApp::draw(){
camera.begin();
ofPushMatrix();
drawBackground();
billboardBegin();
ofSetColor(255);
ofTranslate(-150, -70);
font.drawString("I'm looking at camera.", 0, 0);
ofPopMatrix();
ofPushMatrix();
ofTranslate(-185, 70);
font.drawString("I'm not looking at camera.", 0, 0);
ofPopMatrix();
camera.end();
}
void Node::draw(){
if (ofGetElapsedTimef() > initTime) {
ofPushMatrix();
ofTranslate(location);
for (int i = 0; i < nodeNum; i++) {
float alpha = ofMap(generation, 0, 6, 255, 63);
ofSetColor(255, alpha);
ofDrawLine(ofVec3f(0, 0, 0), curLoc[i]);
ofPushMatrix();
ofTranslate(curLoc[i]);
float size = ofMap(generation, 0, 6, 20, 1);
billboardBegin();
ofSetColor(0, 127, 255);
ofDrawEllipse(0, 0, size, size);
billboardEnd();
ofPopMatrix();
}
for (int i = 0; i < nodes.size(); i++) {
nodes[i].draw();
}
ofPopMatrix();
}
}
