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ノイズの値でBoxを描写する位置を変える。
Draw boxes along the noise value.
[ Source ]
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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; ofTrueTypeFont font; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(2); ofEnableDepthTest(); this->font.loadFont("fonts/Kazesawa-Bold.ttf", 28, true, true, true); } //-------------------------------------------------------------- void ofApp::update() { } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); vector<glm::vec3> bases{ glm::vec3(-300, 300, 0), glm::vec3(300, 300, 0), glm::vec3(-300, -300, 0), glm::vec3(300, -300, 0) }; int size = 40; int count = 0; for (auto base : bases) { for (int x = -200; x <= 200; x += size) { for (int y = -200; y <= 200; y += size) { for (int z = -200; z <= 200; z += size) { auto location = glm::vec3(x, y, z); auto noise_value = ofNoise(glm::vec4(location * 0.003, ofGetFrameNum() * 0.005)); if (count * 0.25 <= noise_value && noise_value < (count + 1) * 0.25) { ofFill(); ofSetColor(239); ofDrawBox(base + location, size * 0.99); ofNoFill(); ofSetColor(39); ofDrawBox(base + location, size); } } } } auto font_location = base + glm::vec3(0, -300, 200); ostringstream oss; oss << fixed << setprecision(2) << count * 0.25 << " - " << (count + 1) * 0.25; ofPushMatrix(); ofTranslate(font_location); this->font.drawString(oss.str(), this->font.stringWidth(oss.str()) * -0.5, 0); ofPopMatrix(); count++; } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |