[ Video ]
[ About ]
Box塊。
Block of boxes.
[ Source ]
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 |
#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) {}; void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth, glm::vec3 rotate_deg); ofEasyCam cam; ofMesh face, frame; }; |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 |
#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofEnableDepthTest(); this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES); } //-------------------------------------------------------------- void ofApp::update() { this->face.clear(); this->frame.clear(); ofSeedRandom(39); for (int n = 0; n < 4; n++) { glm::vec3 noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)); for (int i = 0; i < 50; i++) { auto location = glm::vec3( ofMap(ofNoise(noise_seed.x, i * 0.01 + ofGetFrameNum() * 0.005), 0, 1, -500, 500), ofMap(ofNoise(noise_seed.y, i * 0.01 + ofGetFrameNum() * 0.005), 0, 1, -500, 500), ofMap(ofNoise(noise_seed.z, i * 0.01 + ofGetFrameNum() * 0.005), 0, 1, -500, 500)); for (int k = 0; k < i * 0.5; k++) { auto tmp_location = glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1)); tmp_location = glm::normalize(tmp_location) * ofRandom(10, 45); auto rotate_deg = glm::vec3(ofRandom(360), ofRandom(360), ofRandom(360)); this->setBoxToMesh(this->face, this->frame, location + tmp_location, 15, 15, 15, rotate_deg); } } } } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofSetColor(39); this->face.draw(); ofSetColor(239); this->frame.drawWireframe(); this->cam.end(); } //-------------------------------------------------------------- void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth, glm::vec3 rotate_deg) { int index = face_target.getVertices().size(); auto rotation_x = glm::rotate(glm::mat4(), rotate_deg.x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0)); auto rotation_y = glm::rotate(glm::mat4(), rotate_deg.y * (float)DEG_TO_RAD, glm::vec3(0, 1, 0)); auto rotation_z = glm::rotate(glm::mat4(), rotate_deg.z * (float)DEG_TO_RAD, glm::vec3(0, 0, 1)); vector<glm::vec3> vertices; vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * -0.5)); vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * -0.5)); vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * 0.5)); vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * 0.5)); vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * -0.5)); vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * -0.5)); vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * 0.5)); vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * 0.5)); for (auto& vertex : vertices) { vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x; } face_target.addVertices(vertices); frame_target.addVertices(vertices); 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.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); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |