sphere – ページ 69 – プログラミング de 落描き

2018年7月1日

欠けSphere openFrameworks

[ Video ]

[ About ]
欠けたofIcoSpherePrimitive

[ 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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("Insta");

	ofBackground(239);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateX(ofGetFrameNum() * 0.1);
	ofRotateY(ofGetFrameNum() * 0.25);

	float radius = 400;
	ofIcoSpherePrimitive ico_sphere = ofIcoSpherePrimitive(radius, 3);
	vector<ofMeshFace> triangles = ico_sphere.getMesh().getUniqueFaces();

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

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

		float noise_value = ofNoise(average.x * 0.003, average.y * 0.003, average.z * 0.003, ofGetFrameNum() * 0.007);
		if (noise_value > 0.5) {

			vector<ofPoint> vertices;
			for (int j = 0; j < 3; j++) {

				ofPoint point(triangles[i].getVertex(j).x, triangles[i].getVertex(j).y, triangles[i].getVertex(j).z);
				vertices.push_back(point);
			}

			ofFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertices(vertices);
			ofEndShape();

			ofNoFill();
			ofSetColor(239);
			ofBeginShape();
			ofVertices(vertices);
			ofEndShape();
		}
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("Insta");

ofBackground(239);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.1);

ofRotateY(ofGetFrameNum() * 0.25);

float radius = 400;

ofIcoSpherePrimitive ico_sphere = ofIcoSpherePrimitive(radius, 3);

vector<ofMeshFace> triangles = ico_sphere.getMesh().getUniqueFaces();

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

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

float noise_value = ofNoise(average.x * 0.003, average.y * 0.003, average.z * 0.003, ofGetFrameNum() * 0.007);

if (noise_value > 0.5) {

vector<ofPoint> vertices;

for (int j = 0; j < 3; j++) {

ofPoint point(triangles[i].getVertex(j).x, triangles[i].getVertex(j).y, triangles[i].getVertex(j).z);

vertices.push_back(point);

}

ofFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape();

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180701

2018年6月30日2018年6月30日

IcoSphereをNoiseで変形 openFrameworks

[ Video ]

[ About ]
ofIcoSpherePrimitiveから取得出来る球体上の座標をNoiseで変化

[ 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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("Insta");

	ofBackground(239);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	float radius = 400;
	ofIcoSpherePrimitive ico_sphere = ofIcoSpherePrimitive(radius, 3);
	vector<ofMeshFace> triangles = ico_sphere.getMesh().getUniqueFaces();

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

		ofPoint average = (triangles[i].getVertex(0) + triangles[i].getVertex(1) + triangles[i].getVertex(2)) / 3;
		average = average.normalized() * 240;

		vector<ofPoint> vertices;
		for (int j = 0; j < 3; j++) {

			ofPoint point(triangles[i].getVertex(j).x, triangles[i].getVertex(j).y, triangles[i].getVertex(j).z);
			float noise_value = ofNoise(point.x * 0.005, point.y * 0.005, point.z * 0.005, ofGetFrameNum() * 0.08) * 0.5 + 1;
			ofPoint noise_point = point * noise_value;

			vertices.push_back(noise_point);
		}

		ofFill();
		ofSetColor(39);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape();

		ofNoFill();
		ofSetColor(239);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("Insta");

ofBackground(239);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

float radius = 400;

ofIcoSpherePrimitive ico_sphere = ofIcoSpherePrimitive(radius, 3);

vector<ofMeshFace> triangles = ico_sphere.getMesh().getUniqueFaces();

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

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

average = average.normalized() * 240;

vector<ofPoint> vertices;

for (int j = 0; j < 3; j++) {

ofPoint point(triangles[i].getVertex(j).x, triangles[i].getVertex(j).y, triangles[i].getVertex(j).z);

float noise_value = ofNoise(point.x * 0.005, point.y * 0.005, point.z * 0.005, ofGetFrameNum() * 0.08) * 0.5 + 1;

ofPoint noise_point = point * noise_value;

vertices.push_back(noise_point);

}

ofFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape();

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180630

2018年5月19日2018年5月19日

球体座標を上る球体 openFrameworks

[ Video ]

[ About ]
球体座標をループする球体群

[ Source ]

#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) {}

	// Make Member
	ofEasyCam cam;
};

#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) {}

// Make Member

ofEasyCam cam;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(39);
	ofSetWindowTitle("Insta");

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}


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

	this->cam.begin();
	ofRotateX(270);
	ofRotate(ofGetFrameNum() * 0.5);

	ofColor body_color;
	for (int i = 0; i < 500; i++) {

		body_color.setHsb(ofRandom(255), 239, 239);
		ofSetColor(body_color);

		ofPoint point = ofPoint(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2), ofRandom(-ofGetHeight() / 2, ofGetHeight() / 2), ofRandom(-360, 360));
		point.z = ((int)point.z + ofGetFrameNum() * (int)ofRandom(5)) % 720;
		point.z -= 360;
		point = point.normalized() * 300;

		ofDrawSphere(point, 10);
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

ofRotate(ofGetFrameNum() * 0.5);

ofColor body_color;

for (int i = 0; i < 500; i++) {

body_color.setHsb(ofRandom(255), 239, 239);

ofSetColor(body_color);

ofPoint point = ofPoint(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2), ofRandom(-ofGetHeight() / 2, ofGetHeight() / 2), ofRandom(-360, 360));

point.z = ((int)point.z + ofGetFrameNum() * (int)ofRandom(5)) % 720;

point.z -= 360;

point = point.normalized() * 300;

ofDrawSphere(point, 10);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180519

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