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#pragma once #include "ofMain.h" class ofApp : public ofBaseApp { public: void setup(); void update(); void draw(); void keyPressed(int key) {}; void keyReleased(int key) {}; void mouseMoved(int x, int y) {}; void mouseDragged(int x, int y, int button) {}; void mousePressed(int x, int y, int button) {}; void mouseReleased(int x, int y, int button) {}; void mouseEntered(int x, int y) {}; void mouseExited(int x, int y) {}; void windowResized(int w, int h) {}; void dragEvent(ofDragInfo dragInfo) {}; void gotMessage(ofMessage msg) {}; ofEasyCam cam; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openframeworks"); ofBackground(39); ofEnableDepthTest(); ofSetLineWidth(3); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); int width = 90; int height = 90; int len = 5; for (int x = -100; x <= 100; x += 100) { for (int y = -100; y <= 100; y += 100) { for (int z = 0; z <= 280; z += 15) { auto noise_param = ofNoise(x * 0.005, y * 0.005, z * 0.005 + ofGetFrameNum() * 0.05); if (noise_param < 0.25) { continue; } ofPushMatrix(); ofTranslate(x, y, z); auto alpha = ofMap(z, 0, 280, 0, 255); ofFill(); ofSetColor(ofColor(0, alpha)); ofBeginShape(); ofVertex(glm::vec2(width * -0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * 0.5)); ofVertex(glm::vec2(width * -0.5, height * 0.5)); ofNextContour(true); ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len)); ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len)); ofEndShape(true); ofNoFill(); ofSetColor(ofColor(255, alpha)); ofBeginShape(); ofVertex(glm::vec2(width * -0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * 0.5)); ofVertex(glm::vec2(width * -0.5, height * 0.5)); ofNextContour(true); ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len)); ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len)); ofEndShape(true); ofPopMatrix(); } } } this->cam.end(); /* int start = 50; if (ofGetFrameNum() > start) { ostringstream os; os << setw(4) << setfill('0') << ofGetFrameNum() - start; ofImage image; image.grabScreen(0, 0, ofGetWidth(), ofGetHeight()); image.saveImage("image/cap/img_" + os.str() + ".jpg"); if (ofGetFrameNum() - start >= 25 * 20) { std::exit(1); } } */ } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |