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Satelliters.
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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; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openframeworks"); ofBackground(239); ofSetLineWidth(2); ofEnableDepthTest(); ofSetCircleResolution(72); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(ofGetFrameNum() * 0.37); ofRotateY(ofGetFrameNum() * 0.72); int radius = 300; int base_radius = 20; int number_of_satellite = 3; int number_of_log = 20; for (int param = 0; param < 360; param += 15){ auto base_location = glm::vec3(radius * cos(param * DEG_TO_RAD), radius * sin(param * DEG_TO_RAD), 0); auto base_noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); auto base_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.x, (ofGetFrameNum() + number_of_log) * 0.0035), 0, 1, -PI, PI), glm::vec3(1, 0, 0)); auto base_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.y, (ofGetFrameNum() + number_of_log) * 0.0035), 0, 1, -PI, PI), glm::vec3(0, 1, 0)); auto base_rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.z, (ofGetFrameNum() + number_of_log) * 0.0035), 0, 1, -PI, PI), glm::vec3(0, 0, 1)); base_location = glm::vec4(base_location, 0) * base_rotation_z * base_rotation_y * base_rotation_x; ofFill(); ofSetColor(39); ofDrawSphere(base_location, base_radius * 0.5); for (int i = 0; i < number_of_satellite; i++) { float noise_seed_x = ofRandom(1000); float noise_seed_y = ofRandom(1000); auto location = glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1)); location = glm::normalize(location) * base_radius * 1.5; auto prev_location = glm::vec3(); for (int k = 0; k < number_of_log; k++) { auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + k) * 0.01), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0)); auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + k) * 0.01), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0)); auto tmp_base_location = glm::vec3(radius * cos(param * DEG_TO_RAD), radius * sin(param * DEG_TO_RAD), 0); auto tmp_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.x, (ofGetFrameNum() + k) * 0.0035), 0, 1, -PI, PI), glm::vec3(1, 0, 0)); auto tmp_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.y, (ofGetFrameNum() + k) * 0.0035), 0, 1, -PI, PI), glm::vec3(0, 1, 0)); auto tmp_rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.z, (ofGetFrameNum() + k) * 0.0035), 0, 1, -PI, PI), glm::vec3(0, 0, 1)); tmp_base_location = glm::vec4(tmp_base_location, 0) * tmp_rotation_z * tmp_rotation_y * tmp_rotation_x; auto draw_location = tmp_base_location + glm::vec4(location, 0) * rotation_y * rotation_x; if (k > 0) { ofSetColor(ofColor(39, ofMap(k, 0, number_of_log, 32, 255))); ofDrawLine(prev_location, draw_location); } prev_location = draw_location; } ofDrawSphere(prev_location, base_radius * 0.2); } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |