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無限ループ的なものを書きたかったので。ソースコードはゴリ押しで書いた感が否めませんが、久々に落書きしたっ！って感じがしました。
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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 windowResized(int w, int h) {}; void dragEvent(ofDragInfo dragInfo) {}; void gotMessage(ofMessage msg) {}; ofEasyCam cam; void draw_building(float x, int y_span); }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofBackground(239); ofSetWindowTitle("Insta"); ofEnableDepthTest(); ofSetLineWidth(3); ofSetCircleResolution(60); this->cam.setPosition(ofPoint(0, -620, 100)); this->cam.setTarget(ofPoint(0, 0, 0)); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); int y; int y_span = 72; // Draw Line for (y = -ofGetHeight() - (ofGetFrameNum() * 5) % y_span; y < ofGetHeight(); y += y_span) { ofFill(); ofSetColor(39); ofDrawRectangle(ofPoint(-50, y), 100, 20); ofDrawRectangle(ofPoint(-50, y), 5, y_span); ofDrawRectangle(ofPoint(45, y), 5, y_span); ofSetColor(239); ofDrawRectangle(ofPoint(-45, y + 20), 90, y_span - 20); } // Draw Building this->draw_building(50, y_span); this->draw_building(-50, y_span); // Draw Sun ofTranslate(ofPoint(0, ofGetHeight(), 0)); ofRotateX(90); ofFill(); ofSetColor(139, 0, 0); ofDrawCircle(ofPoint(), 500); this->cam.end(); } //-------------------------------------------------------------- void ofApp::draw_building(float x, int y_span) { int param = ofRandom(393939); std::vector<ofPoint> vertices; int y = -ofGetHeight() - (ofGetFrameNum() * 5) % y_span; vertices.push_back(ofPoint(x, y, 0)); for (; y < ofGetHeight(); y += y_span) { float z = ofMap(ofNoise((y + param) * 0.3 + (ofGetFrameNum() * 5) * 0.3), 0, 1, 30, 250); vertices.push_back(ofPoint(x, y, z)); vertices.push_back(ofPoint(x, y + y_span, z)); } vertices.push_back(ofPoint(x, y, 0)); ofFill(); ofSetColor(239); ofBeginShape(); ofVertices(vertices); ofEndShape(true); ofNoFill(); ofSetColor(39); ofBeginShape(); ofVertices(vertices); ofEndShape(true); } //======================================================================== int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |