circle – ページ 5 – プログラミング de 落描き

2023年7月29日

Connecting circles. Draw by openFrameworks

[ Video ]

[ About ]
円をつなぐ。

[ 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(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(0);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto radius = 100;
	for (int x = -200; x <= 200; x += 400) {

		for (int y = -200; y <= 200; y += 400) {

			auto deg_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -360, 360);
			for (int deg = 0; deg < 360; deg += 15) {

				auto location_1 = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
				auto location_2 = glm::vec2(x + radius * cos((deg + deg_param) * DEG_TO_RAD), y + radius * sin((deg + deg_param) * DEG_TO_RAD));

				ofDrawCircle(location_1, 2.5);
				ofDrawCircle(location_2, 2.5);
				ofDrawLine(location_1, location_2);
			}
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(0);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto radius = 100;

for (int x = -200; x <= 200; x += 400) {

for (int y = -200; y <= 200; y += 400) {

auto deg_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -360, 360);

for (int deg = 0; deg < 360; deg += 15) {

auto location_1 = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

auto location_2 = glm::vec2(x + radius * cos((deg + deg_param) * DEG_TO_RAD), y + radius * sin((deg + deg_param) * DEG_TO_RAD));

ofDrawCircle(location_1, 2.5);

ofDrawCircle(location_2, 2.5);

ofDrawLine(location_1, location_2);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230729

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2023年7月28日2023年8月4日

Circle slider. Draw by openFrameworks

[ Video ]

[ About ]
円をスライド。

[ 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(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofSetColor(255);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto radius = 300;
	auto deg_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, 45, 180);
	for (int deg = 0; deg < 360; deg += 5) {

		auto location_1 = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		auto location_2 = glm::vec2((radius * 1.05) * cos((deg + deg_param) * DEG_TO_RAD), (radius * 1.05) * sin((deg + deg_param) * DEG_TO_RAD));

		ofDrawCircle(location_1, 3);
		ofDrawCircle(location_2, 3);
		ofDrawLine(location_1, location_2);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(255);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto radius = 300;

auto deg_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, 45, 180);

for (int deg = 0; deg < 360; deg += 5) {

auto location_1 = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

auto location_2 = glm::vec2((radius * 1.05) * cos((deg + deg_param) * DEG_TO_RAD), (radius * 1.05) * sin((deg + deg_param) * DEG_TO_RAD));

ofDrawCircle(location_1, 3);

ofDrawCircle(location_2, 3);

ofDrawLine(location_1, location_2);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230728

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Amazon

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2023年7月18日

Sphere, attack. Draw by openFrameworks

[ Video ]

[ About ]
球体出現。

[ 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;
	ofMesh face, line;
};

#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;

ofMesh face, line;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(255);
	ofSetLineWidth(1.5);

	ofEnableDepthTest();
	ofSetLineWidth(2);

	this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

	this->face.clear();
	this->line.clear();

	int radius_start = 10 - ofGetFrameNum() % 10;
	for (int radius = radius_start; radius <= 500; radius += 10) {

		int start_index = this->line.getNumVertices();
		int index = start_index;
		for (int deg = 0; deg < 360; deg += 1) {

			auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

			auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);
			this->line.addVertex(vertex);

			if (deg > 0) {

				this->line.addIndex(index - 1);
				this->line.addIndex(index);
			}

			index++;

			int next_radius = radius + 10;
			int next_z = next_radius > 200 ? 0 : ofMap(next_radius, 0, 200, -1 * pow(200 - next_radius, 1.1), 0);
			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));
			vertices.push_back(glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), z));
			vertices.push_back(glm::vec3(next_radius * cos((deg + 1) * DEG_TO_RAD), next_radius * sin((deg + 1) * DEG_TO_RAD), next_z));
			vertices.push_back(glm::vec3(next_radius * cos(deg * DEG_TO_RAD), next_radius * sin(deg * DEG_TO_RAD), next_z));

			face.addVertices(vertices);

			face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 3);
			face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4);

		}

		this->line.addIndex(this->line.getNumVertices() - 1);
		this->line.addIndex(start_index);
	}

	int index_span = 15;
	for (int index = 0; index < this->line.getNumVertices() - 360; index += index_span) {

		this->line.addIndex(index);
		this->line.addIndex(index + 360);
	}
}

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

	this->cam.begin();
	ofRotateX(-35);

	ofSetColor(2554);
	this->face.draw();

	ofSetColor(0);
	this->line.drawWireframe();

	for (int i = 0; i < 300; i++) {

		int radius = (int)(ofRandom(500) + ofGetFrameNum() * ofRandom(3, 8)) % 500;
		auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);
		z += ofRandom(10, 40);
		float deg = ofRandom(360);
		auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

		ofDrawSphere(vertex, 3);
	}

	this->cam.end();

}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetLineWidth(1.5);

ofEnableDepthTest();

ofSetLineWidth(2);

this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->line.clear();

int radius_start = 10 - ofGetFrameNum() % 10;

for (int radius = radius_start; radius <= 500; radius += 10) {

int start_index = this->line.getNumVertices();

int index = start_index;

for (int deg = 0; deg < 360; deg += 1) {

auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

this->line.addVertex(vertex);

if (deg > 0) {

this->line.addIndex(index - 1);

this->line.addIndex(index);

}

index++;

int next_radius = radius + 10;

int next_z = next_radius > 200 ? 0 : ofMap(next_radius, 0, 200, -1 * pow(200 - next_radius, 1.1), 0);

vector<glm::vec3> vertices;

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

vertices.push_back(glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), z));

vertices.push_back(glm::vec3(next_radius * cos((deg + 1) * DEG_TO_RAD), next_radius * sin((deg + 1) * DEG_TO_RAD), next_z));

vertices.push_back(glm::vec3(next_radius * cos(deg * DEG_TO_RAD), next_radius * sin(deg * DEG_TO_RAD), next_z));

face.addVertices(vertices);

face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 3);

face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4);

}

this->line.addIndex(this->line.getNumVertices() - 1);

this->line.addIndex(start_index);

}

int index_span = 15;

for (int index = 0; index < this->line.getNumVertices() - 360; index += index_span) {

this->line.addIndex(index);

this->line.addIndex(index + 360);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(-35);

ofSetColor(2554);

this->face.draw();

ofSetColor(0);

this->line.drawWireframe();

for (int i = 0; i < 300; i++) {

int radius = (int)(ofRandom(500) + ofGetFrameNum() * ofRandom(3, 8)) % 500;

auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

z += ofRandom(10, 40);

float deg = ofRandom(360);

auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

ofDrawSphere(vertex, 3);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230718

[ほしいものリスト]
Amazon

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