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球体ビューワー。
Play on sphere.
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#pragma once #include "ofMain.h" #include "opencv2/opencv.hpp" 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; cv::VideoCapture cap; cv::Size cap_size; int number_of_frames; vector<cv::Mat> frame_list; ofImage image; cv::Mat frame; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofEnableDepthTest(); ofSetLineWidth(1.5); this->cap.open("D:\\MP4\\Pexels Videos 2441067.mp4"); this->cap_size = cv::Size(128, 72); this->image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR); this->frame = cv::Mat(cv::Size(this->image.getWidth(), this->image.getHeight()), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0); this->number_of_frames = this->cap.get(cv::CAP_PROP_FRAME_COUNT); for (int i = 0; i < this->number_of_frames; i++) { cv::Mat src, tmp; this->cap >> src; if (src.empty()) { continue; } cv::resize(src, tmp, this->cap_size); cv::cvtColor(tmp, tmp, cv::COLOR_BGR2RGB); this->frame_list.push_back(tmp); } } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofRotateX(270); ofRotateZ(ofGetFrameNum() * 0.5); ofMesh face, line; line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); float phi_deg_step = 15; float theta_deg_step = 9; for (int radius = 100; radius <= 300; radius += 100) { for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) { for (float theta_deg = 0; theta_deg <= 180; theta_deg += theta_deg_step) { face.clear(); line.clear(); auto noise_value = ofNoise(glm::vec4( radius * sin(theta_deg * DEG_TO_RAD) * cos(phi_deg * DEG_TO_RAD) * 0.008, radius * sin(theta_deg * DEG_TO_RAD) * sin(phi_deg * DEG_TO_RAD) * 0.008, radius * cos(theta_deg * DEG_TO_RAD) * 0.008, ofGetFrameNum() * 0.005)); if (noise_value > 0.55) { vector<glm::vec3> vertices; vertices.push_back(glm::vec3( radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD), radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD), radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD))); vertices.push_back(glm::vec3( radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD), radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD), radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD))); vertices.push_back(glm::vec3( radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD), radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD), radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD))); vertices.push_back(glm::vec3( radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD), radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD), radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD))); face.addVertices(vertices); line.addVertices(vertices); face.addTexCoord(glm::vec3(this->cap_size.width, 0, 0)); face.addTexCoord(glm::vec3(0, 0, 0)); face.addTexCoord(glm::vec3(this->cap_size.width, this->cap_size.height, 0)); face.addTexCoord(glm::vec3(0, this->cap_size.height, 0)); face.addIndex(0); face.addIndex(1); face.addIndex(3); face.addIndex(0); face.addIndex(3); face.addIndex(2); line.addIndex(0); line.addIndex(1); line.addIndex(0); line.addIndex(2); line.addIndex(3); line.addIndex(1); line.addIndex(3); line.addIndex(2); int n = int(ofMap(ofNoise(vertices[0] * 0.05), 0, 1, 0, this->number_of_frames) + ofGetFrameNum()) % this->number_of_frames; this->frame_list[n].copyTo(this->frame); this->image.update(); ofSetColor(255); ofFill(); this->image.bind(); face.draw(); this->image.unbind(); ofSetColor(39); line.draw(); } } } } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |