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ノイズ値を形状と文字へ変換
Shape and character from noise value.
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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) {}; ofTrueTypeFont font; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofSetCircleResolution(60); ofSetLineWidth(2); this->font.loadFont("fonts/msgothic.ttc", 40, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5); int radius = 250; for (int deg = 0; deg < 360; deg += 8) { auto point = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); ofPushMatrix(); ofTranslate(point); ofRotate(deg - 270); string word = string{ (char)ofMap(ofNoise(point.x * 0.001, point.y * 0.001, ofGetFrameNum() * 0.005), 0, 1, 65, 91) }; this->font.drawString(word, 0, 0); ofPopMatrix(); } ofFill(); ofBeginShape(); for (int deg = 0; deg < 360; deg += 1) { auto point = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)); auto radius = ofMap(ofNoise(point.x * 0.001, point.y * 0.001, ofGetFrameNum() * 0.005), 0, 1, 50, 150); ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD))); } ofEndShape(true); ofNoFill(); ofDrawCircle(glm::vec2(), radius - 10); ofDrawCircle(glm::vec2(), radius + 50); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |