openframeworks – ページ 484 – プログラミング de 落描き

2019年8月21日2019年8月21日

Circular belt. openFrameworks

[ Video ]

[ About ]
円形帯。

Circular belt.

[ 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);
	ofEnableDepthTest();
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.5);

	auto height = 15;
	for (auto radius = 30; radius < 350; radius += 30) {

		ofPushMatrix();
		ofRotateZ(ofRandom(360));
		ofRotateY(ofRandom(360));
		ofRotateX(ofRandom(360));

		auto deg_start = ofGetFrameNum() * 5 + radius;
		auto deg_width = 120;

		ofFill();
		for (auto deg = deg_start; deg < deg_start + deg_width; deg += 3) {

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));
			vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * -0.5));
			vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * 0.5));
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

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

		vector<glm::vec3> line_1, line_2;
		for (auto deg = 0; deg < 360; deg++) {

			line_1.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));
			line_2.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));
		}

		ofNoFill();

		ofBeginShape();
		ofVertices(line_1);
		ofEndShape(true);

		ofBeginShape();
		ofVertices(line_2);
		ofEndShape(true);

		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);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.5);

auto height = 15;

for (auto radius = 30; radius < 350; radius += 30) {

ofPushMatrix();

ofRotateZ(ofRandom(360));

ofRotateY(ofRandom(360));

ofRotateX(ofRandom(360));

auto deg_start = ofGetFrameNum() * 5 + radius;

auto deg_width = 120;

ofFill();

for (auto deg = deg_start; deg < deg_start + deg_width; deg += 3) {

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

vector<glm::vec3> line_1, line_2;

for (auto deg = 0; deg < 360; deg++) {

line_1.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));

line_2.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

}

ofNoFill();

ofBeginShape();

ofVertices(line_1);

ofEndShape(true);

ofBeginShape();

ofVertices(line_2);

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190821

2019年8月20日2019年8月20日

Square sun. openFrameworks

[ Video ]

[ About ]
四角い太陽。

Square sun.

[ 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) {};

	glm::vec2 make_point(int len, int param);
};

#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) {};

glm::vec2 make_point(int len, int param);

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(2);
}
//--------------------------------------------------------------
void ofApp::update() {

}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	auto param_start = ofGetFrameNum() * 0.2;
	int i = 0;
	vector<glm::vec2> vertices;
	for (int param = param_start; param < param_start + 100; param += 2) {

		if (i++ % 2 == 0) {
		
			vertices.push_back(this->make_point(100, param));
			vertices.push_back(this->make_point(550, param));
		}
		else {

			vertices.push_back(this->make_point(550, param));
			vertices.push_back(this->make_point(100, param));
		}
	}

	ofFill();
	ofSetColor(215, 0, 58);
	ofBeginShape();
	ofVertices(vertices);
	ofEndShape(true);

	ofNoFill();
	ofSetColor(39);
	ofBeginShape();
	ofVertices(vertices);
	ofEndShape(true);
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

auto param_start = ofGetFrameNum() * 0.2;

int i = 0;

vector<glm::vec2> vertices;

for (int param = param_start; param < param_start + 100; param += 2) {

if (i++ % 2 == 0) {

vertices.push_back(this->make_point(100, param));

vertices.push_back(this->make_point(550, param));

}

else {

vertices.push_back(this->make_point(550, param));

vertices.push_back(this->make_point(100, param));

}

ofFill();

ofSetColor(215, 0, 58);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190820

2019年8月19日2019年8月19日

Red sphere. openFrameworks

[ Video ]

[ About ]
赤い球。

Red sphere.

[ 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() {

}

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

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

	auto radius = 300;
	for (auto theta = 6; theta <= 180 - 8; theta += 8) {
		
		auto deg_len = (ofGetFrameNum() * 5 + theta * 2) % 720;
		if (deg_len > 360) { deg_len = 720 - deg_len; }

		vector<glm::vec3> vertices, sub_vertices;
		for (auto deg = 0; deg <= deg_len; deg += 1) {

			auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),
				radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),
				radius * cos(theta * DEG_TO_RAD));
			vertices.push_back(location);

			auto sub_location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin((theta + 6) *DEG_TO_RAD),
				radius * sin(deg * DEG_TO_RAD) * sin((theta + 6) * DEG_TO_RAD),
				radius * cos((theta + 6) * DEG_TO_RAD));
			sub_vertices.push_back(sub_location);
		}

		if (vertices.size() > 0) {

			std::reverse(sub_vertices.begin(), sub_vertices.end());

			ofFill();
			ofSetColor(215, 0, 58);
			ofBeginShape();
			ofVertices(vertices);
			ofVertices(sub_vertices);
			ofEndShape();

			ofNoFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertices(vertices);
			ofVertices(sub_vertices);
			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);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

auto radius = 300;

for (auto theta = 6; theta <= 180 - 8; theta += 8) {

auto deg_len = (ofGetFrameNum() * 5 + theta * 2) % 720;

if (deg_len > 360) { deg_len = 720 - deg_len; }

vector<glm::vec3> vertices, sub_vertices;

for (auto deg = 0; deg <= deg_len; deg += 1) {

auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),

radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),

radius * cos(theta * DEG_TO_RAD));

vertices.push_back(location);

auto sub_location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin((theta + 6) *DEG_TO_RAD),

radius * sin(deg * DEG_TO_RAD) * sin((theta + 6) * DEG_TO_RAD),

radius * cos((theta + 6) * DEG_TO_RAD));

sub_vertices.push_back(sub_location);

}

if (vertices.size() > 0) {

std::reverse(sub_vertices.begin(), sub_vertices.end());

ofFill();

ofSetColor(215, 0, 58);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape();

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190819

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