プログラミング de 落描き – ページ 695 – クリエイティブ・コーディングによる生成物とソース

2019年3月10日

Log of sphere roration. openFrameworks

[ Video ]

[ About ]
球体の回転ログ

Log of sphere rotation.

[ 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;
	vector<ofMeshFace> triangles;
};

#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;

vector<ofMeshFace> triangles;

};

#include "ofApp.h"

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

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

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

	auto ico_sphere = ofIcoSpherePrimitive(250, 1);
	this->triangles = ico_sphere.getMesh().getUniqueFaces();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	
	int log = 10;
	float noise_seed_x = ofRandom(1000);
	float noise_seed_y = ofRandom(1000);
	for (auto& triangle : this->triangles) {

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

			ofBeginShape();
			for (int i = 0; i < log; i++) {

				glm::vec3 location(triangle.getVertex(j).x, triangle.getVertex(j).y, triangle.getVertex(j).z);
				auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

				location = glm::vec4(location, 0) * rotation_x * rotation_y;
				ofVertex(location);

				if (i == log - 1) {

					ofFill();
					ofDrawSphere(location, 5);
					ofNoFill();
				}
			}

			ofEndShape();
		}
	}

	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);

ofSetLineWidth(1.5);

ofNoFill();

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(250, 1);

this->triangles = ico_sphere.getMesh().getUniqueFaces();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

int log = 10;

float noise_seed_x = ofRandom(1000);

float noise_seed_y = ofRandom(1000);

for (auto& triangle : this->triangles) {

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

ofBeginShape();

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

glm::vec3 location(triangle.getVertex(j).x, triangle.getVertex(j).y, triangle.getVertex(j).z);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_x * rotation_y;

ofVertex(location);

if (i == log - 1) {

ofFill();

ofDrawSphere(location, 5);

ofNoFill();

}

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190310

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2019年3月9日

Log of square rotation. openFrameworks

[ Video ]

[ About ]
正方形の回転ログ

Log of square rotation.

[ 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);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	this->cam.begin();
	
	ofSetColor(39);
	int len = 300;
	int log = 15;
	float noise_seed_x = ofRandom(1000);
	float noise_seed_y = ofRandom(1000);
	vector<glm::vec3> locations;
	for (int x = len * -0.5; x <= len * 0.5; x += len) {

		for (int y = len * -0.5; y <= len * 0.5; y += len) {

			for (int z = len * -0.5; z <= len * 0.5; z += len) {

				ofBeginShape();
				for (int i = 0; i < log; i++) {

					auto location = glm::vec3(x, y, z);
					auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
					auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation_x * rotation_y;

					ofVertex(location);

					if (i == log - 1) { 
					
						ofFill();
						ofDrawSphere(location, 8); 
						locations.push_back(location);
						ofNoFill();
					}
				}
				ofEndShape();
			}
		}
	}

	ofSetColor(139);
	ofDrawLine(locations[0], locations[1]);
	ofDrawLine(locations[2], locations[3]);
	ofDrawLine(locations[4], locations[5]);
	ofDrawLine(locations[6], locations[7]);

	ofDrawLine(locations[0], locations[2]);
	ofDrawLine(locations[1], locations[3]);
	ofDrawLine(locations[4], locations[6]);
	ofDrawLine(locations[5], locations[7]);

	ofDrawLine(locations[0], locations[4]);
	ofDrawLine(locations[1], locations[5]);
	ofDrawLine(locations[2], locations[6]);
	ofDrawLine(locations[3], locations[7]);

	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);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(39);

int len = 300;

int log = 15;

float noise_seed_x = ofRandom(1000);

float noise_seed_y = ofRandom(1000);

vector<glm::vec3> locations;

for (int x = len * -0.5; x <= len * 0.5; x += len) {

for (int y = len * -0.5; y <= len * 0.5; y += len) {

for (int z = len * -0.5; z <= len * 0.5; z += len) {

ofBeginShape();

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

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

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i) * 0.008), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_x * rotation_y;

ofVertex(location);

if (i == log - 1) {

ofFill();

ofDrawSphere(location, 8);

locations.push_back(location);

ofNoFill();

}

ofEndShape();

}

ofSetColor(139);

ofDrawLine(locations[0], locations[1]);

ofDrawLine(locations[2], locations[3]);

ofDrawLine(locations[4], locations[5]);

ofDrawLine(locations[6], locations[7]);

ofDrawLine(locations[0], locations[2]);

ofDrawLine(locations[1], locations[3]);

ofDrawLine(locations[4], locations[6]);

ofDrawLine(locations[5], locations[7]);

ofDrawLine(locations[0], locations[4]);

ofDrawLine(locations[1], locations[5]);

ofDrawLine(locations[2], locations[6]);

ofDrawLine(locations[3], locations[7]);

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190309

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Amazon

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2019年3月8日2019年3月8日

Sphere deleter. openFrameworks

[ Video ]

[ About ]
球体と近づくと面が消える球体

Sphere deleter.

[ 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) {};

	vector<ofMeshFace> triangles;
	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) {};

vector<ofMeshFace> triangles;

ofEasyCam cam;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

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

	auto ico_sphere = ofIcoSpherePrimitive(150, 2);
	this->triangles = ico_sphere.getMesh().getUniqueFaces();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum());

	vector<glm::vec3> noise_locations;
	for (int i = 0; i < 3; i++) {

		noise_locations.push_back(glm::vec3(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -500, 500), ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -500, 500), ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -200, 200)));
	}

	for (int x = -400; x <= 400; x += 400) {

		for (int y = -400; y <= 400; y += 400) {

			for(auto& triangle : this->triangles){

				auto avg_location = glm::vec3();
				vector<glm::vec3> vertices;
				for (int j = 0; j < 3; j++) {

					glm::vec3 location(x + triangle.getVertex(j).x, y + triangle.getVertex(j).y, triangle.getVertex(j).z);
					vertices.push_back(location);

					avg_location += location;
				}
				avg_location /= 3;

				bool draw_flag = true;
				for (auto& noise_location : noise_locations) {
				
					float distance = glm::distance(noise_location, avg_location);
					if (distance < 200) {

						draw_flag = false;
						break;
					}
				}

				if (draw_flag) {

					ofFill();
					ofSetColor(39);

					ofBeginShape();
					ofVertices(vertices);
					ofEndShape(true);

					ofNoFill();
					ofSetColor(239);

					ofBeginShape();
					ofVertices(vertices);
					ofEndShape(true);
				}
			}
		}
	}

	ofSetColor(39);
	for (auto& noise_location : noise_locations) {
	
		ofDrawSphere(noise_location, 10);
	}

	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);

ofNoFill();

ofSetLineWidth(1.5);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(150, 2);

this->triangles = ico_sphere.getMesh().getUniqueFaces();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

vector<glm::vec3> noise_locations;

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

noise_locations.push_back(glm::vec3(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -500, 500), ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -500, 500), ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -200, 200)));

}

for (int x = -400; x <= 400; x += 400) {

for (int y = -400; y <= 400; y += 400) {

for(auto& triangle : this->triangles){

auto avg_location = glm::vec3();

vector<glm::vec3> vertices;

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

glm::vec3 location(x + triangle.getVertex(j).x, y + triangle.getVertex(j).y, triangle.getVertex(j).z);

vertices.push_back(location);

avg_location += location;

}

avg_location /= 3;

bool draw_flag = true;

for (auto& noise_location : noise_locations) {

float distance = glm::distance(noise_location, avg_location);

if (distance < 200) {

draw_flag = false;

break;

}

if (draw_flag) {

ofFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

ofSetColor(39);

for (auto& noise_location : noise_locations) {

ofDrawSphere(noise_location, 10);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190308

[ほしいものリスト]
Amazon

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