sphere – ページ 74 – プログラミング de 落描き

2017年12月4日2017年12月5日

Insta20171203

[ Video ]

[ About ]
IcoSphereから、それぞれの三角形の座標を取得しています。
We are acquiring the coordinates of each triangle from IcoSphere.

[ 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) {};

	ofEasyCam cam;
	ofIcoSpherePrimitive icoSphere;
};

#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) {};

ofEasyCam cam;

ofIcoSpherePrimitive icoSphere;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(30);
	ofBackground(255);
	ofSetWindowTitle("Insta");

	ofEnableDepthTest();

	this->icoSphere.setRadius(300);
	this->icoSphere.setResolution(4);
}

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

}

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

	this->cam.begin();
	
	vector<ofMeshFace> triangles = this->icoSphere.getMesh().getUniqueFaces();

	for (int i = 0; i < triangles.size(); i++) {

		ofVec3f avg = (triangles[i].getVertex(0) + triangles[i].getVertex(1) + triangles[i].getVertex(2)) / 3;
		float noise_value = ofNoise(avg.x * 0.005, avg.y * 0.005 + ofGetFrameNum() * 0.005, avg.z * 0.005);

		ofMesh mesh;

		if (noise_value > 0.75) {

			mesh.addVertex(triangles[i].getVertex(0) * ofMap(noise_value, 0.75, 1, 1, 2));
			mesh.addVertex(triangles[i].getVertex(1) * ofMap(noise_value, 0.75, 1, 1, 2));
			mesh.addVertex(triangles[i].getVertex(2) * ofMap(noise_value, 0.75, 1, 1, 2));

			mesh.addVertex(triangles[i].getVertex(0));
			mesh.addVertex(triangles[i].getVertex(1));
			mesh.addVertex(triangles[i].getVertex(2));

			mesh.addIndex(0);
			mesh.addIndex(1);
			mesh.addIndex(2);

			mesh.addIndex(3);
			mesh.addIndex(4);
			mesh.addIndex(5);

			mesh.addIndex(0);
			mesh.addIndex(3);
			mesh.addIndex(4);

			mesh.addIndex(0);
			mesh.addIndex(1);
			mesh.addIndex(4);

			mesh.addIndex(1);
			mesh.addIndex(2);
			mesh.addIndex(4);

			mesh.addIndex(2);
			mesh.addIndex(5);
			mesh.addIndex(4);

			mesh.addIndex(0);
			mesh.addIndex(2);
			mesh.addIndex(3);

			mesh.addIndex(2);
			mesh.addIndex(3);
			mesh.addIndex(5);

			ofSetColor(255 - 255 * (noise_value - 0.75), 0, 0);
		} else {

			mesh.addVertex(triangles[i].getVertex(0));
			mesh.addVertex(triangles[i].getVertex(1));
			mesh.addVertex(triangles[i].getVertex(2));

			mesh.addIndex(0);
			mesh.addIndex(1);
			mesh.addIndex(2);

			ofSetColor(255, 0, 0);
		}

		mesh.draw();
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

100

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(255);

ofSetWindowTitle("Insta");

ofEnableDepthTest();

this->icoSphere.setRadius(300);

this->icoSphere.setResolution(4);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

vector<ofMeshFace> triangles = this->icoSphere.getMesh().getUniqueFaces();

for (int i = 0; i < triangles.size(); i++) {

ofVec3f avg = (triangles[i].getVertex(0) + triangles[i].getVertex(1) + triangles[i].getVertex(2)) / 3;

float noise_value = ofNoise(avg.x * 0.005, avg.y * 0.005 + ofGetFrameNum() * 0.005, avg.z * 0.005);

ofMesh mesh;

if (noise_value > 0.75) {

mesh.addVertex(triangles[i].getVertex(0) * ofMap(noise_value, 0.75, 1, 1, 2));

mesh.addVertex(triangles[i].getVertex(1) * ofMap(noise_value, 0.75, 1, 1, 2));

mesh.addVertex(triangles[i].getVertex(2) * ofMap(noise_value, 0.75, 1, 1, 2));

mesh.addVertex(triangles[i].getVertex(0));

mesh.addVertex(triangles[i].getVertex(1));

mesh.addVertex(triangles[i].getVertex(2));

mesh.addIndex(0);

mesh.addIndex(1);

mesh.addIndex(2);

mesh.addIndex(3);

mesh.addIndex(4);

mesh.addIndex(5);

mesh.addIndex(0);

mesh.addIndex(3);

mesh.addIndex(4);

mesh.addIndex(0);

mesh.addIndex(1);

mesh.addIndex(4);

mesh.addIndex(1);

mesh.addIndex(2);

mesh.addIndex(4);

mesh.addIndex(2);

mesh.addIndex(5);

mesh.addIndex(4);

mesh.addIndex(0);

mesh.addIndex(2);

mesh.addIndex(3);

mesh.addIndex(2);

mesh.addIndex(3);

mesh.addIndex(5);

ofSetColor(255 - 255 * (noise_value - 0.75), 0, 0);

} else {

mesh.addVertex(triangles[i].getVertex(0));

mesh.addVertex(triangles[i].getVertex(1));

mesh.addVertex(triangles[i].getVertex(2));

mesh.addIndex(0);

mesh.addIndex(1);

mesh.addIndex(2);

ofSetColor(255, 0, 0);

}

mesh.draw();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171203

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2017年11月29日2017年12月5日

Insta20171128

[ Video ]

[ About ]
ねじれ。

Twisting.

[ 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) {};

	ofEasyCam cam;
};

#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) {};

ofEasyCam cam;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofEnableDepthTest();
	ofNoFill();
	ofSetLineWidth(5);
}

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

}

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

	this->cam.begin();
	ofRotateX(270);
	ofRotateZ(ofGetFrameNum());

	float radius = 300;
	float tmp_deg;
	ofColor line_color;

	for (int deg = 180; deg < 360; deg += 10) {
		tmp_deg = deg;
		line_color.setHsb(deg / 360.f * 255, 255, 255);
		ofSetColor(line_color);

		ofBeginShape();
		for (int z = -300; z <= 300; z += 10) {
			tmp_deg += ofMap(ofNoise(ofGetFrameNum() * 0.005, z * 0.005), 0, 1, 0, 10);
			ofVertex(ofVec3f(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), z));

			if (z == 300 || z == -300) {
				ofDrawSphere(ofVec3f(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), z), 5);
			}
		}
		ofEndShape(false);
	}
	this->cam.end();
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableDepthTest();

ofNoFill();

ofSetLineWidth(5);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

ofRotateZ(ofGetFrameNum());

float radius = 300;

float tmp_deg;

ofColor line_color;

for (int deg = 180; deg < 360; deg += 10) {

tmp_deg = deg;

line_color.setHsb(deg / 360.f * 255, 255, 255);

ofSetColor(line_color);

ofBeginShape();

for (int z = -300; z <= 300; z += 10) {

tmp_deg += ofMap(ofNoise(ofGetFrameNum() * 0.005, z * 0.005), 0, 1, 0, 10);

ofVertex(ofVec3f(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), z));

if (z == 300 || z == -300) {

ofDrawSphere(ofVec3f(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), z), 5);

}

ofEndShape(false);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171128

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2017年11月15日2017年12月5日

Insta20171114

[ Video ]

[ About ]
マウスからパーティクルが逃げる機構を追加しました。
次はLeapMotionかな。

Added movement of particles escaping from the mouse.
Next is LeapMotion’s turn.

[ Source ]

#pragma once
#include "ofMain.h"
#include "Particle.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) {};

	vector<shared_ptr<Particle>> particles;
};

#pragma once

#include "ofMain.h"

#include "Particle.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) {};

vector<shared_ptr<Particle>> particles;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 1024; i++) {
		this->particles.push_back(shared_ptr<Particle>(new Particle()));
	}
}

//--------------------------------------------------------------
void ofApp::update() {
	for (int i = 0; i < this->particles.size(); i++) {
		if (ofGetMousePressed()) {
			ofVec2f mouse_point = ofVec2f(ofGetMouseX(), ofGetMouseY());
			ofVec2f distance = this->particles[i]->get_location() - mouse_point;

			if (distance.length() < 150) {
				this->particles[i]->apply_force(distance.limit(5));
			}
		}
		this->particles[i]->update();
	}
}

//--------------------------------------------------------------
void ofApp::draw() {
	for (int i = 0; i < this->particles.size(); i++) {
		this->particles[i]->draw(this->particles);
	}
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 1024; i++) {

this->particles.push_back(shared_ptr<Particle>(new Particle()));

}

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

void ofApp::update() {

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

if (ofGetMousePressed()) {

ofVec2f mouse_point = ofVec2f(ofGetMouseX(), ofGetMouseY());

ofVec2f distance = this->particles[i]->get_location() - mouse_point;

if (distance.length() < 150) {

this->particles[i]->apply_force(distance.limit(5));

}

this->particles[i]->update();

}

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

void ofApp::draw() {

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

this->particles[i]->draw(this->particles);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

class Particle
{
public:
	Particle();
	~Particle() {};

	void apply_force(ofVec2f force);
	void update();
	void draw(vector<shared_ptr<Particle>> particles);

	ofVec2f get_location();
private:
	ofVec2f location;
	ofVec2f velocity;
	ofVec2f acceleration;
	ofColor body_color;
};

#pragma once

#include "ofMain.h"

class Particle

{

public:

Particle();

~Particle() {};

void apply_force(ofVec2f force);

void update();

void draw(vector<shared_ptr<Particle>> particles);

ofVec2f get_location();

private:

ofVec2f location;

ofVec2f velocity;

ofVec2f acceleration;

ofColor body_color;

};

#include "Particle.h"

Particle::Particle() {
	this->location = ofVec2f(ofRandom(ofGetWidth()), ofRandom(ofGetHeight()));
	this->velocity = ofVec2f(ofRandom(-2, 2), ofRandom(-2, 2));
	this->acceleration = ofVec2f();
	this->body_color.setHsb(ofRandom(255), 255, 255);
	//this->body_color = ofColor(0);
}

void Particle::apply_force(ofVec2f force) {
	this->acceleration += force;
}

void Particle::update() {
	this->acceleration += this->velocity;
	this->location += this->acceleration;
	this->acceleration *= 0;

	if (this->location.x < 0) {
		this->location.x = 0;
		this->velocity.x *= -1;
	}
	else if (this->location.x > ofGetWidth()) {
		this->location.x = ofGetWidth();
		this->velocity.x *= -1;
	}

	if (this->location.y < 0) {
		this->location.y = 0;
		this->velocity.y *= -1;
	}
	else if (this->location.y > ofGetHeight()) {
		this->location.y = ofGetHeight();
		this->velocity.y *= -1;
	}
}

void Particle::draw(vector<shared_ptr<Particle>> particles) {

	ofSetColor(this->body_color);
	ofDrawCircle(this->location, 1);

	float distance;
	for (int i = 0; i < particles.size(); i++) {
		distance = this->location.distance(particles[i]->get_location());
		if (distance > 0 && distance < 64) {
			ofDrawLine(this->location, particles[i]->get_location());
		}
	}
}

ofVec2f Particle::get_location() {
	return this->location;
}

#include "Particle.h"

Particle::Particle() {

this->location = ofVec2f(ofRandom(ofGetWidth()), ofRandom(ofGetHeight()));

this->velocity = ofVec2f(ofRandom(-2, 2), ofRandom(-2, 2));

this->acceleration = ofVec2f();

this->body_color.setHsb(ofRandom(255), 255, 255);

//this->body_color = ofColor(0);

}

void Particle::apply_force(ofVec2f force) {

this->acceleration += force;

}

void Particle::update() {

this->acceleration += this->velocity;

this->location += this->acceleration;

this->acceleration *= 0;

if (this->location.x < 0) {

this->location.x = 0;

this->velocity.x *= -1;

}

else if (this->location.x > ofGetWidth()) {

this->location.x = ofGetWidth();

this->velocity.x *= -1;

}

if (this->location.y < 0) {

this->location.y = 0;

this->velocity.y *= -1;

}

else if (this->location.y > ofGetHeight()) {

this->location.y = ofGetHeight();

this->velocity.y *= -1;

}

void Particle::draw(vector<shared_ptr<Particle>> particles) {

ofSetColor(this->body_color);

ofDrawCircle(this->location, 1);

float distance;

for (int i = 0; i < particles.size(); i++) {

distance = this->location.distance(particles[i]->get_location());

if (distance > 0 && distance < 64) {

ofDrawLine(this->location, particles[i]->get_location());

}

ofVec2f Particle::get_location() {

return this->location;

}

[ Link ]
https://github.com/junkiyoshi/Insta20171114

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2024年5月
月	火	水	木	金	土	日
		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