#include "ofApp.h"
//--------------------------------------------------------------
void ofApp::setup() {
ofSetFrameRate(60);
ofSetWindowTitle("openFrameworks");
ofBackground(239);
ofEnableDepthTest();
this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
ofFbo fbo;
fbo.allocate(ofGetWidth(), ofGetHeight());
fbo.begin();
ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);
ofClear(0);
ofSetColor(0);
ofTrueTypeFont font;
font.loadFont("fonts/Kazesawa-Bold.ttf", 200, true, true, true);
/* https://github.com/kazesawa/kazesawa */
font.drawString("19", font.stringWidth("19") * -0.5, font.stringHeight("19") * -0.05);
font.drawString("84", font.stringWidth("84") * -0.5, font.stringHeight("84") * 1.05);
fbo.end();
ofPixels pixels;
fbo.readToPixels(pixels);
auto span = 5;
ofColor pix_color;
for (int x = 0; x < fbo.getWidth(); x += span) {
for (int y = 0; y < fbo.getHeight(); y += span) {
pix_color = pixels.getColor(x, y);
if (pix_color != ofColor(0, 0)) {
for (int z = -span; z <= span; z += span) {
this->location_list.push_back(glm::vec3(x - ofGetWidth() * 0.5, y - ofGetHeight() * 0.5, z));
this->location_color_list.push_back(ofColor(39));
this->param_list.push_back(0);
}
}
}
}
for (auto& location : this->location_list) {
vector<int> route_info = vector<int>();
int index = -1;
for (auto& other : this->location_list) {
index++;
if (location == other) { continue; }
float distance = glm::distance(location, other);
if (distance <= span) {
route_info.push_back(index);
}
}
this->route_info_list.push_back(route_info);
}
ofColor color;
for (int i = 0; i < 250; i++) {
this->index_list.push_back((int)ofRandom(this->location_list.size()));
color.setHsb(ofMap(i, 0, 250, 0, 255), 150, 255);
this->index_color_list.push_back(color);
}
}
//--------------------------------------------------------------
void ofApp::update() {
this->face.clear();
this->frame.clear();
for (int i = 0; i < this->index_list.size(); i++) {
int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];
for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {
if (this->param_list[next_index] <= 0) {
this->param_list[next_index] = 30;
this->location_color_list[next_index] = this->index_color_list[i];
this->index_list[i] = next_index;
break;
}
}
}
for (int i = 0; i < this->location_list.size(); i++) {
if (this->param_list[i] > 0) {
this->setBoxToMesh(this->face, this->frame, this->location_list[i], 5, this->location_color_list[i]);
}
if (this->param_list[i] > 0) { this->param_list[i] -= 1; }
}
}
//--------------------------------------------------------------
void ofApp::draw() {
this->cam.begin();
ofRotateX(180);
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 size, ofColor color) {
this->setBoxToMesh(face_target, frame_target, location, size, size, size, color);
}
//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth, ofColor color) {
int face_index = face_target.getNumVertices();
int frame_index = frame_target.getNumVertices();
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(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);
face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);
face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);
face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);
face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);
face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);
face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);
face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);
face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_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(frame_index + 0); frame_target.addIndex(frame_index + 1);
frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);
frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);
frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 0);
frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);
frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);
frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 4);
frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 4);
frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);
frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 6);
frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 7);
for (int i = 0; i < 8; i++) {
face_target.addColor(color);
frame_target.addColor(ofColor(39));
}
}
//--------------------------------------------------------------
int main() {
ofSetupOpenGL(720, 720, OF_WINDOW);
ofRunApp(new ofApp());
}