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迷路構築。
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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) {}; float noise_step_x, noise_step_y, noise_step_z; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofNoFill(); ofSetLineWidth(3); this->noise_step_x = ofRandom(1000); this->noise_step_y = ofRandom(1000); this->noise_step_z = ofRandom(1000); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); if (ofGetFrameNum() % 25 < 20) { if (ofGetFrameNum() % 100 < 25) { this->noise_step_x += ofMap(ofGetFrameNum() % 25, 0, 20, 0.35, 0); } else if (ofGetFrameNum() % 100 < 50) { if (ofGetFrameNum() % 25 < 13) { this->noise_step_z += 0.1; } } else if (ofGetFrameNum() % 100 < 75) { this->noise_step_y += ofMap(ofGetFrameNum() % 25, 0, 20, 0.35, 0); } else { if (ofGetFrameNum() % 25 < 13) { this->noise_step_z += 0.1; } } } } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWindowSize() * 0.5); int size = 20; for (int x = size * -15; x <= size * 15; x += size) { for (int y = size * -15; y <= size * 15; y += size) { ofPushMatrix(); ofTranslate(x, y); int param = ofMap(ofNoise(this->noise_step_z, x * 0.008 + this->noise_step_x, y * 0.008 + this->noise_step_y), 0, 1, 0, 4); switch (param) { case 0: ofDrawLine(0, 0, 0, size * -1); break; case 1: ofDrawLine(0, 0, size * 1, 0); break; case 2: ofDrawLine(0, 0, 0, size * 1); break; case 3: ofDrawLine(0, 0, -size * 1, 0); break; } ofPopMatrix(); } } ofDrawRectangle(size * -16, size * -16, size * 32, size * 32); /* int start = 200; 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()); } |