プログラミング de 落描き – ページ 753 – 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11日

Rotating “A”. openFrameworks

[ Video ]

[ About ]
回転する「A」

Rotating “A”

[ 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;
	ofTrueTypeFont font;
	vector<glm::vec3> locations;
};

#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;

ofTrueTypeFont font;

vector<glm::vec3> locations;

};

#include "ofApp.h"

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

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

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

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 450, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(180);

	float noise_seed_x = ofRandom(1000);
	float noise_seed_y = ofRandom(1000);

	string word = "A";
	auto path_list = this->font.getStringAsPoints(word, true, false);
	for (int point_index = 0; point_index < path_list.size(); point_index++) {

		auto outline = path_list[point_index].getOutline();
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			if (outline_index != 0) { ofNextContour(true); }

			outline[outline_index] = outline[outline_index].getResampledByCount(300);
			auto vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

				auto location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, vertices[vertices_index].y + this->font.stringHeight(word) * 0.5, 0);
				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.008 + location.y * 0.0005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);
			}
		}
		ofEndShape(true);
	}

	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();

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 450, true, true, true);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

float noise_seed_x = ofRandom(1000);

float noise_seed_y = ofRandom(1000);

string word = "A";

auto path_list = this->font.getStringAsPoints(word, true, false);

for (int point_index = 0; point_index < path_list.size(); point_index++) {

auto outline = path_list[point_index].getOutline();

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

outline[outline_index] = outline[outline_index].getResampledByCount(300);

auto vertices = outline[outline_index].getVertices();

for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

auto location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, vertices[vertices_index].y + this->font.stringHeight(word) * 0.5, 0);

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.008 + location.y * 0.0005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

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

ofVertex(location);

}

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190311

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

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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