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3色カラーの円
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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 radius; vector<glm::vec2> location_list; vector<glm::vec3> noise_param_list; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); this->radius = 8; auto x_span = radius * sqrt(3); auto flg = true; for (float y = -100; y < 820; y += radius * 1.5) { for (float x = -100; x < 820; x += x_span) { glm::vec2 location; if (flg) { location = glm::vec2(x, y); } else { location = glm::vec2(x + (x_span / 2), y); } this->location_list.push_back(location); this->noise_param_list.push_back(glm::vec3()); } flg = !flg; } } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { for (int i = 0; i < this->noise_param_list.size(); i++) { this->noise_param_list[i].x -= 0.05; if (this->noise_param_list[i].x < 0) { this->noise_param_list[i].x = 0; } this->noise_param_list[i].y -= 0.05; if (this->noise_param_list[i].y < 0) { this->noise_param_list[i].y = 0; } this->noise_param_list[i].z -= 0.05; if (this->noise_param_list[i].z < 0) { this->noise_param_list[i].z = 0; } } for (int i = 0; i < 3; i++) { auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000)); auto noise_radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, 50, 350); auto noise_deg = ofGetFrameNum() * 1.44 * 5 + i * 120; auto noise_location = glm::vec2( ofGetWindowWidth() * 0.5 + noise_radius * cos(noise_deg * DEG_TO_RAD), ofGetWindowHeight() * 0.5 + noise_radius * sin(noise_deg * DEG_TO_RAD)); int index = 0; for (auto& location : this->location_list) { auto distance = glm::distance(location, noise_location); if (distance < 60) { if (i == 0) { this->noise_param_list[index].x += distance < 25 ? 1 : ofMap(distance, 25, 50, 1, 0); if (this->noise_param_list[index].x > 1.5) { this->noise_param_list[index].x = 1.5; } } if (i == 1) { this->noise_param_list[index].y += distance < 25 ? 1 : ofMap(distance, 25, 50, 1, 0); if (this->noise_param_list[index].y > 1.5) { this->noise_param_list[index].y = 1.5; } } if (i == 2) { this->noise_param_list[index].z += distance < 25 ? 1 : ofMap(distance, 25, 50, 1, 0); if (this->noise_param_list[index].z > 1.5) { this->noise_param_list[index].z = 1.5; } } } index++; } } for (int i = 0; i < this->location_list.size(); i++) { if (this->noise_param_list[i].x > 0) { vector<glm::vec2> vertices; for (int deg = 90; deg < 450; deg += 60) { vertices.push_back(this->location_list[i] + glm::vec2(this->radius * 0.95 * cos(deg * DEG_TO_RAD), this->radius * 0.95 * sin(deg * DEG_TO_RAD))); } ofSetColor(ofColor(255, 0, 0, this->noise_param_list[i].x > 1 ? 255 : ofMap(this->noise_param_list[i].x, 0, 1, 0, 255))); ofBeginShape(); ofVertices(vertices); ofEndShape(true); } if (this->noise_param_list[i].y > 0) { vector<glm::vec2> vertices; for (int deg = 90; deg < 450; deg += 60) { vertices.push_back(this->location_list[i] + glm::vec2(this->radius * 0.95 * cos(deg * DEG_TO_RAD), this->radius * 0.95 * sin(deg * DEG_TO_RAD))); } ofSetColor(ofColor(0, 255, 0, this->noise_param_list[i].y > 1 ? 255 : ofMap(this->noise_param_list[i].y, 0, 1, 0, 255))); ofBeginShape(); ofVertices(vertices); ofEndShape(true); } if (this->noise_param_list[i].z > 0) { vector<glm::vec2> vertices; for (int deg = 90; deg < 450; deg += 60) { vertices.push_back(this->location_list[i] + glm::vec2(this->radius * 0.95 * cos(deg * DEG_TO_RAD), this->radius * 0.95 * sin(deg * DEG_TO_RAD))); } ofSetColor(ofColor(0, 0, 255, this->noise_param_list[i].z > 1 ? 255 : ofMap(this->noise_param_list[i].z, 0, 1, 0, 255))); ofBeginShape(); ofVertices(vertices); ofEndShape(true); } } /* int start = 50; 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()); } |