ofMesh – ページ 220 – プログラミング de 落描き

2019年11月14日2019年11月14日

Tangled color lines. openFrameworks

[ Video ]

[ About ]
もつれる色付き帯。時間経過で色が変化。

Tangle color lines.

[ 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;
	ofMesh 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;

ofMesh mesh;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
	this->mesh.clear();

	int hue = ofGetFrameNum() * 0.1;
	for (auto x = -300; x <= 300; x += 600) {

		for (auto y = -300; y <= 300; y += 600) {

			auto location = glm::vec3(x, y, 0);
			hue += 64;

			for (auto i = 0; i < 3; i++) {

				auto radius = 250 + i;
				auto noise_base = glm::vec3(ofRandom(-1000, 1000), ofRandom(-1000, 1000), 0);

				ofColor color;
				color.setHsb(int(hue + i * 85) % 255, 180, 255);

				for (auto deg = 0; deg < 360; deg += 1) {

					int index = this->mesh.getVertices().size();
					vector<glm::vec3> vertices = {
						glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 3),
						glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 3),
						glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), -3),
						glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), -3)
					};

					for (auto& vertex : vertices) {

						auto noise_seed_x = noise_base.x + vertex.x * 0.001;
						auto noise_seed_y = noise_base.y + vertex.y * 0.001;
						auto noise_seed_z = noise_base.z + vertex.z * 0.001;

						auto angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.0008), 0, 1, -PI * 2, PI * 2);
						auto angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.0008), 0, 1, -PI * 2, PI * 2);
						auto angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.0008), 0, 1, -PI * 2, PI * 2);

						auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
						auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
						auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

						this->mesh.addVertex(location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x);
						this->mesh.addColor(color);
					}

					this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 1); this->mesh.addIndex(index + 2);
					this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 3); this->mesh.addIndex(index + 2);
				}
			}
		}
	}
}

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

	this->cam.begin();
	
	this->mesh.draw();

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh.clear();

int hue = ofGetFrameNum() * 0.1;

for (auto x = -300; x <= 300; x += 600) {

for (auto y = -300; y <= 300; y += 600) {

auto location = glm::vec3(x, y, 0);

hue += 64;

for (auto i = 0; i < 3; i++) {

auto radius = 250 + i;

auto noise_base = glm::vec3(ofRandom(-1000, 1000), ofRandom(-1000, 1000), 0);

ofColor color;

color.setHsb(int(hue + i * 85) % 255, 180, 255);

for (auto deg = 0; deg < 360; deg += 1) {

int index = this->mesh.getVertices().size();

vector<glm::vec3> vertices = {

glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 3),

glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 3),

glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), -3),

glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), -3)

};

for (auto& vertex : vertices) {

auto noise_seed_x = noise_base.x + vertex.x * 0.001;

auto noise_seed_y = noise_base.y + vertex.y * 0.001;

auto noise_seed_z = noise_base.z + vertex.z * 0.001;

auto angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.0008), 0, 1, -PI * 2, PI * 2);

auto angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.0008), 0, 1, -PI * 2, PI * 2);

auto angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.0008), 0, 1, -PI * 2, PI * 2);

auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

this->mesh.addVertex(location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x);

this->mesh.addColor(color);

}

this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 1); this->mesh.addIndex(index + 2);

this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 3); this->mesh.addIndex(index + 2);

}

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

void ofApp::draw() {

this->cam.begin();

this->mesh.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191114

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年11月13日2019年11月13日

Tangled line. openFrameworks

[ Video ]

[ About ]
もつれる帯。

Tangled line.

[ 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;
	ofMesh 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;

ofMesh mesh;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofEnableDepthTest();
}

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

	this->mesh.clear();

	auto radius = 125;
	for (auto x = -300; x <= 300; x += 300) {

		for (auto y = -300; y <= 300; y += 300) {

			auto location = glm::vec3(x, y, 0);
			for (auto deg = 0; deg < 360; deg += 1) {

				int index = this->mesh.getVertices().size();
				vector<glm::vec3> vertices = {
					glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 3),
					glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 3),
					glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), -3),
					glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), -3)
				};

				for (auto& vertex : vertices) {

					auto noise_seed_x = location.x + vertex.x * 0.003;
					auto noise_seed_y = location.y + vertex.y * 0.003;
					auto noise_seed_z = location.z + vertex.z * 0.003;

					auto angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.001), 0, 1, -PI * 2, PI * 2);
					auto angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.001), 0, 1, -PI * 2, PI * 2);
					auto angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.001), 0, 1, -PI * 2, PI * 2);

					auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
					auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
					auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

					this->mesh.addVertex(location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x);
				}

				this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 1); this->mesh.addIndex(index + 2);
				this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 3); this->mesh.addIndex(index + 2);
			}
		}
	}
}

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

	this->cam.begin();
	
	this->mesh.draw();

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

this->mesh.clear();

auto radius = 125;

for (auto x = -300; x <= 300; x += 300) {

for (auto y = -300; y <= 300; y += 300) {

auto location = glm::vec3(x, y, 0);

for (auto deg = 0; deg < 360; deg += 1) {

int index = this->mesh.getVertices().size();

vector<glm::vec3> vertices = {

glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 3),

glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 3),

glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), -3),

glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), -3)

};

for (auto& vertex : vertices) {

auto noise_seed_x = location.x + vertex.x * 0.003;

auto noise_seed_y = location.y + vertex.y * 0.003;

auto noise_seed_z = location.z + vertex.z * 0.003;

auto angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.001), 0, 1, -PI * 2, PI * 2);

auto angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.001), 0, 1, -PI * 2, PI * 2);

auto angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.001), 0, 1, -PI * 2, PI * 2);

auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

this->mesh.addVertex(location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x);

}

this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 1); this->mesh.addIndex(index + 2);

this->mesh.addIndex(index + 0); this->mesh.addIndex(index + 3); this->mesh.addIndex(index + 2);

}

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

void ofApp::draw() {

this->cam.begin();

this->mesh.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191113

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年11月12日

1/9 sphere. openFrameworks

[ Video ]

[ About ]
9分の1球体。

1/9 sphere.

[ 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;
	ofIcoSpherePrimitive ico_sphere;
	vector<ofMesh> mesh_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;

ofIcoSpherePrimitive ico_sphere;

vector<ofMesh> mesh_list;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

	this->ico_sphere = ofIcoSpherePrimitive(125, 4);
}

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

	this->mesh_list.clear();
	auto triangle_list = this->ico_sphere.getMesh().getUniqueFaces();

	vector<glm::vec3> locations{ glm::vec3(-300, -300, 0), glm::vec3(0, -300, 0), glm::vec3(300, -300, 0),
		glm::vec3(-300, 0, 0), glm::vec3(0, 0, 0), glm::vec3(300, 0, 0), 
		glm::vec3(-300, 300, 0), glm::vec3(0, 300, 0), glm::vec3(300, 300, 0)};
	
	for (auto& triangle : triangle_list) {

		glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;
		int noise_value = ofMap(ofNoise(avg.x * 0.005, avg.y * 0.005, avg.z * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, locations.size());

		ofMesh mesh;

		mesh.addVertex(locations[noise_value] + triangle.getVertex(0));
		mesh.addVertex(locations[noise_value] + triangle.getVertex(1));
		mesh.addVertex(locations[noise_value] + triangle.getVertex(2));
		
		mesh.addIndex(0);
		mesh.addIndex(1);
		mesh.addIndex(2);

		this->mesh_list.push_back(mesh);
	}
}

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

	this->cam.begin();
	
	for (auto& mesh : this->mesh_list) {

		ofSetColor(239);
		mesh.drawFaces();

		ofSetColor(39);
		mesh.drawWireframe();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofEnableDepthTest();

this->ico_sphere = ofIcoSpherePrimitive(125, 4);

}

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

void ofApp::update() {

this->mesh_list.clear();

auto triangle_list = this->ico_sphere.getMesh().getUniqueFaces();

vector<glm::vec3> locations{ glm::vec3(-300, -300, 0), glm::vec3(0, -300, 0), glm::vec3(300, -300, 0),

glm::vec3(-300, 0, 0), glm::vec3(0, 0, 0), glm::vec3(300, 0, 0),

glm::vec3(-300, 300, 0), glm::vec3(0, 300, 0), glm::vec3(300, 300, 0)};

for (auto& triangle : triangle_list) {

glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;

int noise_value = ofMap(ofNoise(avg.x * 0.005, avg.y * 0.005, avg.z * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, locations.size());

ofMesh mesh;

mesh.addVertex(locations[noise_value] + triangle.getVertex(0));

mesh.addVertex(locations[noise_value] + triangle.getVertex(1));

mesh.addVertex(locations[noise_value] + triangle.getVertex(2));

mesh.addIndex(0);

mesh.addIndex(1);

mesh.addIndex(2);

this->mesh_list.push_back(mesh);

}

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

void ofApp::draw() {

this->cam.begin();

for (auto& mesh : this->mesh_list) {

ofSetColor(239);

mesh.drawFaces();

ofSetColor(39);

mesh.drawWireframe();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191112

[ほしいものリスト]
Amazon

[ Sponsor Link ]

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