2019年3月 – ページ 5 – プログラミング de 落描き

2019年3月19日2019年3月19日

Twisting “TWIST”. openFrameworks

[ Video ]

[ About ]
Twisting “TWIST” (Joke)

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofNoFill();
	ofEnableDepthTest();
	ofSetLineWidth(2);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 200, true, true, true);
}

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

	ofSeedRandom(39);
}

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

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

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

	for (int y = -600; y <= 600; y += 200) {

		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(100);
				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 + y , -300);
					auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(location.y * 0.001 + ofGetFrameNum() * 0.01), 0, 1, -PI * 2, PI * 2), 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);

ofNoFill();

ofEnableDepthTest();

ofSetLineWidth(2);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 200, true, true, true);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

string word = "TWIST";

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

for (int y = -600; y <= 600; y += 200) {

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(100);

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 + y , -300);

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(location.y * 0.001 + ofGetFrameNum() * 0.01), 0, 1, -PI * 2, PI * 2), 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/Insta20190319

2019年3月18日2019年3月18日

Stretching cross. openFrameworks

[ Video ]

[ About ]
伸縮する十字

Stretching cross.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

	int span = 60;
	for (int x = span * 0.5; x < ofGetWidth(); x += span) {

		for (int y = span * 0.5; y < ofGetHeight(); y += span) {

			int len = ofMap(ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, span * 0.75);

			ofDrawLine(x - len, y, x + len, y);
			ofDrawLine(x, y - len, x, y + len);
		}
	}
}

//--------------------------------------------------------------
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(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int span = 60;

for (int x = span * 0.5; x < ofGetWidth(); x += span) {

for (int y = span * 0.5; y < ofGetHeight(); y += span) {

int len = ofMap(ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, span * 0.75);

ofDrawLine(x - len, y, x + len, y);

ofDrawLine(x, y - len, x, y + len);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190318

2019年3月17日2019年3月17日

Distorted circle. openFrameworks

[ Video ]

[ About ]
歪んだ円形

Distorted circle.

[ 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);
	ofSetColor(39);
	ofNoFill();
	ofEnableDepthTest();
	ofSetLineWidth(3);
}

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

}

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

	this->cam.begin();

	int radius = 80;
	int len = 20;
	float deg_span = 4;
	int span = 240;
	for (int y = -span; y <= span; y += span) {

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

			ofPushMatrix();
			ofTranslate(x, y);

			for (int deg = 0; deg < 360; deg += deg_span) {

				ofBeginShape();

				auto location = glm::vec3(radius * cos((deg - deg_span * 0.5)  * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);
				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				location = glm::vec3(radius * cos((deg + deg_span * 0.5)  * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);
				rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				location = glm::vec3((radius - len) * cos((deg + deg_span * 0.5)  * DEG_TO_RAD), (radius - len) * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);
				rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				location = glm::vec3((radius - len) * cos((deg - deg_span * 0.5)  * DEG_TO_RAD), (radius - len) * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);
				rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				ofEndShape();
			}

			ofPopMatrix();
		}
	}

	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();

ofEnableDepthTest();

ofSetLineWidth(3);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int radius = 80;

int len = 20;

float deg_span = 4;

int span = 240;

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

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

ofPushMatrix();

ofTranslate(x, y);

for (int deg = 0; deg < 360; deg += deg_span) {

ofBeginShape();

auto location = glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

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

ofVertex(location);

location = glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);

rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

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

ofVertex(location);

location = glm::vec3((radius - len) * cos((deg + deg_span * 0.5) * DEG_TO_RAD), (radius - len) * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);

rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

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

ofVertex(location);

location = glm::vec3((radius - len) * cos((deg - deg_span * 0.5) * DEG_TO_RAD), (radius - len) * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);

rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

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

ofVertex(location);

ofEndShape();

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190317

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