Particle – ページ 2 – プログラミング de 落描き

2020年6月23日2020年6月23日

Front and back. Draw by openFrameworks

[ Video ]

[ About ]
手前と奥。

Front and back.

[ Source ]

#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 draw_particles(int count);

	int inner_size;
};

#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 draw_particles(int count);

int inner_size;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetLineWidth(2);

	this->inner_size = 150;
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

//--------------------------------------------------------------
void ofApp::draw() {

	vector<glm::vec2> outer_vertices = { 
		glm::vec2(0, 0),
		glm::vec2(0, ofGetHeight()),
		glm::vec2(ofGetWidth(), ofGetHeight()),
		glm::vec2(ofGetWidth(), 0)
	};

	vector<glm::vec2> inner_vertices = { 
		glm::vec2(ofGetWidth() * 0.5 - this->inner_size, ofGetHeight() * 0.5 - this->inner_size),
		glm::vec2(ofGetWidth() * 0.5 - this->inner_size, ofGetHeight() * 0.5 + this->inner_size),
		glm::vec2(ofGetWidth() * 0.5 + this->inner_size, ofGetHeight() * 0.5 + this->inner_size),
		glm::vec2(ofGetWidth() * 0.5 + this->inner_size, ofGetHeight() * 0.5 - this->inner_size)
	};


	this->draw_particles(16);

	ofFill();
	ofSetColor(239);
	ofBeginShape();
	ofVertices(outer_vertices);
	ofNextContour(true);
	ofVertices(inner_vertices);
	ofEndShape(true);

	ofNoFill();
	ofSetColor(39);
	ofBeginShape();
	ofVertices(outer_vertices);
	ofNextContour(true);
	ofVertices(inner_vertices);
	ofEndShape(true);

	this->draw_particles(8);
}


//--------------------------------------------------------------
void ofApp::draw_particles(int count) {

	ofSetColor(39);
	for (int i = 0; i < count; i++) {

		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
		auto location = glm::vec2();
		vector<glm::vec2> vertices;
		for (int k = 0; k < 15; k++) {

			location = glm::vec2(ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.005), 0, 1, 0, ofGetWidth()), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.005), 0, 1, 0, ofGetHeight()));
			vertices.push_back(location);
		}

		ofNoFill();
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape();

		ofFill();
		ofDrawCircle(location, 8);
	}
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

this->inner_size = 150;

}

//--------------------------------------------------------------

void ofApp::update() {

ofSeedRandom(39);

}

//--------------------------------------------------------------

void ofApp::draw() {

vector<glm::vec2> outer_vertices = {

glm::vec2(0, 0),

glm::vec2(0, ofGetHeight()),

glm::vec2(ofGetWidth(), ofGetHeight()),

glm::vec2(ofGetWidth(), 0)

};

vector<glm::vec2> inner_vertices = {

glm::vec2(ofGetWidth() * 0.5 - this->inner_size, ofGetHeight() * 0.5 - this->inner_size),

glm::vec2(ofGetWidth() * 0.5 - this->inner_size, ofGetHeight() * 0.5 + this->inner_size),

glm::vec2(ofGetWidth() * 0.5 + this->inner_size, ofGetHeight() * 0.5 + this->inner_size),

glm::vec2(ofGetWidth() * 0.5 + this->inner_size, ofGetHeight() * 0.5 - this->inner_size)

};

this->draw_particles(16);

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(outer_vertices);

ofNextContour(true);

ofVertices(inner_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(outer_vertices);

ofNextContour(true);

ofVertices(inner_vertices);

ofEndShape(true);

this->draw_particles(8);

}

//--------------------------------------------------------------

void ofApp::draw_particles(int count) {

ofSetColor(39);

for (int i = 0; i < count; i++) {

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

auto location = glm::vec2();

vector<glm::vec2> vertices;

for (int k = 0; k < 15; k++) {

location = glm::vec2(ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.005), 0, 1, 0, ofGetWidth()), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.005), 0, 1, 0, ofGetHeight()));

vertices.push_back(location);

}

ofNoFill();

ofBeginShape();

ofVertices(vertices);

ofEndShape();

ofFill();

ofDrawCircle(location, 8);

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200623

2020年1月15日2020年1月15日

Velocity visualization & Camera tracking. openFrameworks

[ Video ]

[ About ]
速度の可視化＆カメラ追従。

Velocity visualization & Camera tracking.

[ Source ]

#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;
	glm::vec3 cam_position;

	ofMesh mesh;

	vector<glm::vec3> top_list;
	vector<glm::vec3> noise_seed_list;
	vector<glm::vec3> location_list;
	vector<ofColor> color_list;
	vector<glm::vec3> velocity_list;
};

#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;

glm::vec3 cam_position;

ofMesh mesh;

vector<glm::vec3> top_list;

vector<glm::vec3> noise_seed_list;

vector<glm::vec3> location_list;

vector<ofColor> color_list;

vector<glm::vec3> velocity_list;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();

	for (int i = 0; i < 12; i++) {

		this->noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));
	}

	this->mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

//--------------------------------------------------------------
void ofApp::update() {

	this->mesh.clear();
	this->top_list.clear();

	this->cam_position = glm::vec3(
		ofMap(ofNoise(this->noise_seed_list[0].x, (ofGetFrameNum() - 50) * 0.003), 0, 1, -300, 300),
		ofMap(ofNoise(this->noise_seed_list[0].y, (ofGetFrameNum() - 50) * 0.003), 0, 1, -300, 300),
		ofMap(ofNoise(this->noise_seed_list[0].z, (ofGetFrameNum() - 50) * 0.003), 0, 1, -300, 300)
	);

	auto first = true;
	for (auto& noise_seed : this->noise_seed_list) {

		auto location = glm::vec3(
			ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.003), 0, 1, -300, 300)
		);
		this->top_list.push_back(location);

		auto next = glm::vec3(
			ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300)
		);
		auto distance = location - next;
		distance *= 2;

		auto future = location + distance * 30;
		auto random_deg_1 = ofRandom(360);
		auto random_deg_2 = ofRandom(360);
		future += glm::vec3(
			30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
			30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
			30 * cos(random_deg_2 * DEG_TO_RAD)
		);

		auto future_distance = future - location;

		this->location_list.push_back(location);
		this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));
		first ? this->color_list.push_back(ofColor(239, 39, 39)) : this->color_list.push_back(ofColor(39));
		first = false;
	}

	for (int i = this->location_list.size() - 1; i > -1; i--) {

		this->location_list[i] += this->velocity_list[i];
		this->velocity_list[i] *= 1.01;

		if (glm::length(this->location_list[i]) > 720) {

			this->location_list.erase(this->location_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
		}
	}

	for (int i = 0; i < this->location_list.size(); i++) {

		this->mesh.addVertex(this->location_list[i]);
		this->mesh.addColor(this->color_list[i]);
	}

	for (int i = 0; i < this->mesh.getNumVertices(); i++) {

		for (int k = i + 1; k < this->mesh.getNumVertices(); k++) {

			if (glm::distance(this->mesh.getVertex(i), this->mesh.getVertex(k)) < 50) {

				this->mesh.addIndex(i);
				this->mesh.addIndex(k);
			}
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->cam.setPosition(this->cam_position + glm::vec3(0, 0, 250));
	this->cam.lookAt(this->top_list[0]);
	this->cam.begin();

	this->mesh.drawWireframe();

	for (int i = 0; i < this->location_list.size(); i++) {

		ofSetColor(this->color_list[i]);
		ofDrawSphere(this->location_list[i], 1.5);
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(1.5);

ofEnableDepthTest();

for (int i = 0; i < 12; i++) {

this->noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));

}

this->mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

//--------------------------------------------------------------

void ofApp::update() {

this->mesh.clear();

this->top_list.clear();

this->cam_position = glm::vec3(

ofMap(ofNoise(this->noise_seed_list[0].x, (ofGetFrameNum() - 50) * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(this->noise_seed_list[0].y, (ofGetFrameNum() - 50) * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(this->noise_seed_list[0].z, (ofGetFrameNum() - 50) * 0.003), 0, 1, -300, 300)

);

auto first = true;

for (auto& noise_seed : this->noise_seed_list) {

auto location = glm::vec3(

ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.003), 0, 1, -300, 300)

);

this->top_list.push_back(location);

auto next = glm::vec3(

ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300)

);

auto distance = location - next;

distance *= 2;

auto future = location + distance * 30;

auto random_deg_1 = ofRandom(360);

auto random_deg_2 = ofRandom(360);

future += glm::vec3(

30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * cos(random_deg_2 * DEG_TO_RAD)

);

auto future_distance = future - location;

this->location_list.push_back(location);

this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

first ? this->color_list.push_back(ofColor(239, 39, 39)) : this->color_list.push_back(ofColor(39));

first = false;

}

for (int i = this->location_list.size() - 1; i > -1; i--) {

this->location_list[i] += this->velocity_list[i];

this->velocity_list[i] *= 1.01;

if (glm::length(this->location_list[i]) > 720) {

this->location_list.erase(this->location_list.begin() + i);

this->velocity_list.erase(this->velocity_list.begin() + i);

this->color_list.erase(this->color_list.begin() + i);

}

for (int i = 0; i < this->location_list.size(); i++) {

this->mesh.addVertex(this->location_list[i]);

this->mesh.addColor(this->color_list[i]);

}

for (int i = 0; i < this->mesh.getNumVertices(); i++) {

for (int k = i + 1; k < this->mesh.getNumVertices(); k++) {

if (glm::distance(this->mesh.getVertex(i), this->mesh.getVertex(k)) < 50) {

this->mesh.addIndex(i);

this->mesh.addIndex(k);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.setPosition(this->cam_position + glm::vec3(0, 0, 250));

this->cam.lookAt(this->top_list[0]);

this->cam.begin();

this->mesh.drawWireframe();

for (int i = 0; i < this->location_list.size(); i++) {

ofSetColor(this->color_list[i]);

ofDrawSphere(this->location_list[i], 1.5);

}

this->cam.end();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200115

2019年12月27日2019年12月27日

Movement logs. openFrameworks

[ Video ]

[ About ]
移動を大袈裟めに可視化。

Movement logs.

[ Source ]

#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;

	vector<glm::vec3> noise_seed_list;
	vector<glm::vec3> location_list;
	vector<float> life_list;

	ofMesh draw_mesh;
};

#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;

vector<glm::vec3> noise_seed_list;

vector<glm::vec3> location_list;

vector<float> life_list;

ofMesh draw_mesh;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);

	for (int i = 0; i < 5; i++) {

		this->noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));
	}

	this->draw_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

//--------------------------------------------------------------
void ofApp::update() {

	this->draw_mesh.clear();

	for (auto& noise_seed : this->noise_seed_list) {

		auto location = glm::vec3(
			ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.003), 0, 1, -300, 300)
		);

		auto next = glm::vec3(
			ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),
			ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300)
		);
		auto distance = location - next;
		distance *= 2;

		auto future = location + distance * 30;
		auto random_deg_1 = ofRandom(360);
		auto random_deg_2 = ofRandom(360);
		future += glm::vec3(
			30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
			30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
			30 * cos(random_deg_2 * DEG_TO_RAD)
		);

		auto future_distance = future - location;

		this->location_list.push_back(location + glm::normalize(future_distance) * 200);
		this->life_list.push_back(255);
	}

	for (int i = this->location_list.size() - 1; i > -1; i--) {

		this->life_list[i] -= 1.f;
		if (this->life_list[i] < 0) {

			this->location_list.erase(this->location_list.begin() + i);
			this->life_list.erase(this->life_list.begin() + i);

			continue;
		}

		this->draw_mesh.addVertex(this->location_list[i]);
		this->draw_mesh.addColor(ofColor(32, this->life_list[i]));
	}

	for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

		for (int k = i + 1; k < this->draw_mesh.getNumVertices(); k++) {

			if (glm::distance(this->draw_mesh.getVertex(i), this->draw_mesh.getVertex(k)) < 50) {

				this->draw_mesh.addIndex(i);
				this->draw_mesh.addIndex(k);
			}
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.25);
	ofRotateX(ofGetFrameNum() * 0.5);	

	this->draw_mesh.drawWireframe();

	for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

		ofSetColor(ofColor(39, this->life_list[i]));
		ofDrawSphere(this->location_list[i], 5);
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

for (int i = 0; i < 5; i++) {

this->noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));

}

this->draw_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

//--------------------------------------------------------------

void ofApp::update() {

this->draw_mesh.clear();

for (auto& noise_seed : this->noise_seed_list) {

auto location = glm::vec3(

ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.003), 0, 1, -300, 300)

);

auto next = glm::vec3(

ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300),

ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + 1) * 0.003), 0, 1, -300, 300)

);

auto distance = location - next;

distance *= 2;

auto future = location + distance * 30;

auto random_deg_1 = ofRandom(360);

auto random_deg_2 = ofRandom(360);

future += glm::vec3(

30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * cos(random_deg_2 * DEG_TO_RAD)

);

auto future_distance = future - location;

this->location_list.push_back(location + glm::normalize(future_distance) * 200);

this->life_list.push_back(255);

}

for (int i = this->location_list.size() - 1; i > -1; i--) {

this->life_list[i] -= 1.f;

if (this->life_list[i] < 0) {

this->location_list.erase(this->location_list.begin() + i);

this->life_list.erase(this->life_list.begin() + i);

continue;

}

this->draw_mesh.addVertex(this->location_list[i]);

this->draw_mesh.addColor(ofColor(32, this->life_list[i]));

}

for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

for (int k = i + 1; k < this->draw_mesh.getNumVertices(); k++) {

if (glm::distance(this->draw_mesh.getVertex(i), this->draw_mesh.getVertex(k)) < 50) {

this->draw_mesh.addIndex(i);

this->draw_mesh.addIndex(k);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.25);

ofRotateX(ofGetFrameNum() * 0.5);

this->draw_mesh.drawWireframe();

for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

ofSetColor(ofColor(39, this->life_list[i]));

ofDrawSphere(this->location_list[i], 5);

}

this->cam.end();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191227

2025年11月
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