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球体の位置関係で壁を作る。
Create wall by relationship.
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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; float noise_seed; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetColor(39); ofSetLineWidth(2); ofEnableDepthTest(); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); if (ofGetFrameNum() % 60 < 45) { this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 45, 0.02, 0); } } //-------------------------------------------------------------- void ofApp::draw() { auto span = 300; auto range = 150; auto radius = 50; this->cam.begin(); for (int x = -span; x <= span; x += span) { auto parent_location = glm::vec3(x, 0, 0); ofNoFill(); ofDrawCircle(parent_location, radius); vector<int> deg_list(360, 0); for (int i = 0; i < 5; i++) { auto child_location = glm::vec3( x + ofMap(ofNoise(ofRandom(10000), this->noise_seed), 0, 1, -range, range), ofMap(ofNoise(ofRandom(10000), this->noise_seed), 0, 1, -range, range), 0 ); auto distance = (glm::distance(parent_location, child_location) - radius) * 3; auto rad = std::atan2(child_location.y - parent_location.y, child_location.x - parent_location.x); auto line_location = parent_location + glm::vec2(radius * cos(rad), radius * sin(rad)); ofDrawLine(child_location, line_location); ofFill(); ofDrawSphere(child_location, radius * 0.1); int deg = rad * RAD_TO_DEG; auto deg_span = 45; for (int tmp_deg = deg - deg_span * 0.5; tmp_deg <= deg + deg_span * 0.5; tmp_deg++) { tmp_deg < 0 ? deg_list[tmp_deg + 360] += distance : deg_list[tmp_deg] += distance; } } ofFill(); ofSetColor(39); vector<glm::vec3> vertices; for (int deg = 0; deg < 360; deg++) { ofBeginShape(); ofVertex(parent_location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0)); ofVertex(parent_location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), deg_list[deg])); ofVertex(parent_location + glm::vec3(radius * cos(((deg + 1) % 360) * DEG_TO_RAD), radius * sin(((deg + 1) % 360) * DEG_TO_RAD), deg_list[((deg + 1) % 360)])); ofVertex(parent_location + glm::vec3(radius * cos(((deg + 1) % 360) * DEG_TO_RAD), radius * sin(((deg + 1) % 360) * DEG_TO_RAD), 0)); ofEndShape(); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |