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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; ofMesh face, frame; float noise_param; glm::vec3 target_location, camera_location; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(25); ofSetWindowTitle("openframeworks"); ofBackground(39); ofEnableDepthTest(); ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD); ofSetLineWidth(1.5); this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); this->noise_param = ofRandom(1000); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); if (ofGetFrameNum() % 50 < 25) { this->noise_param += ofMap(ofGetFrameNum() % 50, 0, 25, 3, 0.01); } else { this->noise_param += 0.01; } this->face.clear(); this->frame.clear(); frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); auto base_noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); this->camera_location = glm::vec3( ofMap(ofNoise(base_noise_seed.x, this->noise_param * 0.015), 0, 1, -400, 400), ofMap(ofNoise(base_noise_seed.y, this->noise_param * 0.015), 0, 1, -400, 400), ofMap(ofNoise(base_noise_seed.z, this->noise_param * 0.015), 0, 1, -400, 400)); this->target_location = glm::vec3( ofMap(ofNoise(base_noise_seed.x, (this->noise_param + 30) * 0.015), 0, 1, -400, 400), ofMap(ofNoise(base_noise_seed.y, (this->noise_param + 30) * 0.015), 0, 1, -400, 400), ofMap(ofNoise(base_noise_seed.z, (this->noise_param + 30) * 0.015), 0, 1, -400, 400)); for (int k = 0; k < 7; k++) { auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); auto start_index = this->face.getNumVertices(); ofColor color; for (int i = 0; i < 50; i++) { auto param = glm::vec3(25 - abs(i - 25), 0, 0); if (param.x > 15) { param.x = 15; } int index = this->face.getNumVertices(); auto base_location = glm::vec3( ofMap(ofNoise(base_noise_seed.x, (i + this->noise_param) * 0.015), 0, 1, -400, 400), ofMap(ofNoise(base_noise_seed.y, (i + this->noise_param) * 0.015), 0, 1, -400, 400), ofMap(ofNoise(base_noise_seed.z, (i + this->noise_param) * 0.015), 0, 1, -400, 400)); auto location = glm::vec3( ofMap(ofNoise(noise_seed.x, (i * 0.02 + this->noise_param * 0.05)), 0, 1, -200, 200), ofMap(ofNoise(noise_seed.y, (i * 0.02 + this->noise_param * 0.05)), 0, 1, -200, 200), ofMap(ofNoise(noise_seed.z, (i * 0.02 + this->noise_param * 0.05)), 0, 1, -200, 200)); location += base_location; this->face.addVertex(location + param); this->face.addVertex(location - param); color.setHsb(ofMap(k, 0, 7, 0, 255), 255, 255); this->face.addColor(ofColor(color, 128)); this->face.addColor(ofColor(color, 128)); this->frame.addVertex(location + param); this->frame.addVertex(location - param); this->frame.addColor(color); this->frame.addColor(color); if (i > 0) { this->face.addIndex(index + 0); this->face.addIndex(index - 1); this->face.addIndex(index - 2); this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index - 1); this->frame.addIndex(index + 0); this->frame.addIndex(index - 2); this->frame.addIndex(index + 1); this->frame.addIndex(index - 1); } } this->frame.addIndex(start_index + 0); this->frame.addIndex(start_index + 1); this->frame.addIndex(frame.getNumVertices() - 1); this->frame.addIndex(frame.getNumVertices() - 2); } } //-------------------------------------------------------------- void ofApp::draw() { auto camera_location = this->camera_location + glm::vec3(0, 0, 500); this->cam.setPosition(camera_location); this->cam.setTarget(target_location); this->cam.lookAt(target_location); this->cam.begin(); this->face.drawFaces(); ofSetColor(239); this->frame.drawWireframe(); this->cam.end(); /* int start = 100; 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()); } |