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燃える箱。
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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) {}; void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size, ofColor face_color, ofColor frame_color); void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth, ofColor face_color, ofColor frame_color); ofEasyCam cam; ofMesh face, frame; float noise_step; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openFrameworks"); ofBackground(39); ofEnableDepthTest(); this->noise_step = ofRandom(1000); this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); } //-------------------------------------------------------------- void ofApp::update() { if (ofGetFrameNum() % 50 < 35) { this->noise_step += ofMap(ofGetFrameNum() % 50, 0, 35, 0.01, 0.25); } else { this->noise_step += 0.01; } this->face.clear(); this->frame.clear(); int span = 30; int len = 600; for (int x = len * -0.5; x <= len * 0.5; x += span) { for (int y = len * -2; y <= len * 0; y += span) { for (int z = len * -0.5; z <= len * 0.5; z += span) { auto noise_value = ofNoise(x * 0.01, z * 0.01, y * 0.0025 + this->noise_step); auto length = glm::length(glm::vec3(x, 0, z)); if (y > len * 0.35) { noise_value += ofMap(y, len * 0.35, len, 0.25, 1); } else if (y < len * 0.15) { noise_value += ofMap(y, len * -2, len * 0.15, -0.65, 0); } if (noise_value > 0.35) { auto size = y > len * -1 ? span : ofMap(y, len * -2, len * -1, 0, span); this->setBoxToMesh(this->face, this->frame, glm::vec3(x, y, z), size, ofColor(255, 0, 0), ofColor(239)); } } } } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(180); ofRotateY(ofGetFrameNum() * 0.72); this->face.draw(); this->frame.drawWireframe(); this->cam.end(); /* // ffmpeg -i img_%04d.jpg aaa.mp4 int start = 500; if (ofGetFrameNum() > start) { std::ostringstream os; os << std::setw(4) << std::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); } } */ } //-------------------------------------------------------------- void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size, ofColor face_color, ofColor frame_color) { this->setBoxToMesh(face_target, frame_target, location, size, size, size, face_color, frame_color); } //-------------------------------------------------------------- void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth, ofColor face_color, ofColor frame_color) { int index = face_target.getVertices().size(); face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99)); face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99)); face_target.addIndex(index + 0); face_target.addIndex(index + 1); face_target.addIndex(index + 2); face_target.addIndex(index + 0); face_target.addIndex(index + 2); face_target.addIndex(index + 3); face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 6); face_target.addIndex(index + 4); face_target.addIndex(index + 6); face_target.addIndex(index + 7); face_target.addIndex(index + 0); face_target.addIndex(index + 4); face_target.addIndex(index + 1); face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 1); face_target.addIndex(index + 1); face_target.addIndex(index + 5); face_target.addIndex(index + 6); face_target.addIndex(index + 6); face_target.addIndex(index + 2); face_target.addIndex(index + 1); face_target.addIndex(index + 2); face_target.addIndex(index + 6); face_target.addIndex(index + 7); face_target.addIndex(index + 7); face_target.addIndex(index + 3); face_target.addIndex(index + 2); face_target.addIndex(index + 3); face_target.addIndex(index + 7); face_target.addIndex(index + 4); face_target.addIndex(index + 4); face_target.addIndex(index + 0); face_target.addIndex(index + 3); frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5)); frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5)); frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5)); frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5)); frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5)); frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5)); frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5)); frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5)); frame_target.addIndex(index + 0); frame_target.addIndex(index + 1); frame_target.addIndex(index + 1); frame_target.addIndex(index + 2); frame_target.addIndex(index + 2); frame_target.addIndex(index + 3); frame_target.addIndex(index + 3); frame_target.addIndex(index + 0); frame_target.addIndex(index + 4); frame_target.addIndex(index + 5); frame_target.addIndex(index + 5); frame_target.addIndex(index + 6); frame_target.addIndex(index + 6); frame_target.addIndex(index + 7); frame_target.addIndex(index + 7); frame_target.addIndex(index + 4); frame_target.addIndex(index + 0); frame_target.addIndex(index + 4); frame_target.addIndex(index + 1); frame_target.addIndex(index + 5); frame_target.addIndex(index + 2); frame_target.addIndex(index + 6); frame_target.addIndex(index + 3); frame_target.addIndex(index + 7); for (int i = 0; i < 8; i++) { face_target.addColor(face_color); frame_target.addColor(frame_color); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |
[ Link ]
https://github.com/junkiyoshi/DoodleDeProgramming/tree/15d0be30d7ebee1cb8f55b12cc50f02cf99d20fc