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表と裏。
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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(30); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofEnableDepthTest(); ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateY(ofGetFrameNum() * 0.5); ofRotateX(ofGetFrameNum()); int span = 20; int size = span * 0.75; auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000)); for (int x = span * -24; x <= span * 24; x += span) { for (int y = span * -24; y <= span * 24; y += span) { auto len = glm::length(glm::vec2(x, y)); if (len > 200 && len < 400) { auto height = ofMap(ofNoise(x * 0.005, y * 0.005, len * 0.005 + ofGetFrameNum() * 0.03), 0, 1, -300, 300); auto power = ofMap(abs(300 - len), 0, 100, 1, 0); height *= power; ofFill(); ofSetColor(ofColor(0)); ofDrawBox(glm::vec3(x, y, height * 0.5), size, size, height); ofNoFill(); ofSetColor(ofColor(255)); ofDrawBox(glm::vec3(x, y, height * 0.5), size, size, height); } ofSetColor(128); ofDrawRectangle(x, y, size, size); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |