programming – ページ 17 – プログラミング de 落描き

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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2023年7月27日

Warp hole. Draw by openFrameworks

[ Video ]

[ About ]
ワープホール。

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

	ofBackground(39);
	ofSetColor(239);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	auto target = glm::vec3(
		ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -600, 600),
		ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -600, 600),
		-600);

	ofColor color;
	for (int i = 0; i < 200; i++) {

		auto x = ofRandom(-600, 600);
		auto y = ofRandom(-600, 600);
		auto z = (int)(ofRandom(1200) + ofGetFrameNum() * 60) % 1200 - 600;

		auto start = glm::vec3(x, y, 600);
		auto gap = target - start;
		auto location = start + (gap / 1200 * (z + 600));

		color.setHsb(ofRandom(120, 200), ofRandom(255), 255);
		ofSetColor(color);

		ofDrawLine(location, location - gap / 15);
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(239);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

auto target = glm::vec3(

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -600, 600),

-600);

ofColor color;

for (int i = 0; i < 200; i++) {

auto x = ofRandom(-600, 600);

auto y = ofRandom(-600, 600);

auto z = (int)(ofRandom(1200) + ofGetFrameNum() * 60) % 1200 - 600;

auto start = glm::vec3(x, y, 600);

auto gap = target - start;

auto location = start + (gap / 1200 * (z + 600));

color.setHsb(ofRandom(120, 200), ofRandom(255), 255);

ofSetColor(color);

ofDrawLine(location, location - gap / 15);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230727/

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2023年7月26日

Wave of Number. Draw by openFrameworks

[ Video ]

[ About ]
数字の波。

[ 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) {};

	vector<glm::vec2> location_list;
	vector<ofColor> color_list;
	vector<int> index_list;
	vector<bool> flag_list;

	ofTrueTypeFont font;
	string word;
};

#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) {};

vector<glm::vec2> location_list;

vector<ofColor> color_list;

vector<int> index_list;

vector<bool> flag_list;

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

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

	ofBackground(39);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 25, true, true, true);
	this->word = "0123456789";

	vector<glm::vec2> location_list;
	ofColor color;
	for (int x = -300 - 15; x <= 300 - 15; x += 30) {

		for (int y = -300 + 15; y <= 300 + 15; y += 30) {

			this->location_list.push_back(glm::vec2(x + 15, y - 15));
			this->color_list.push_back(ofColor(255));
			this->index_list.push_back(ofRandom(this->word.size()));
			this->flag_list.push_back(false);
		}
	}
}

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

	for (int i = 0; i < this->location_list.size(); i++) {

		int word_index = ofMap(ofNoise(glm::vec3(this->location_list[i] * 0.0003, ofGetFrameNum() * 0.005)), 0, 1, 0, this->word.size());
		
		this->flag_list[i] = this->index_list[i] != word_index;
		this->index_list[i] = word_index;
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	for (int i = 0; i < this->location_list.size(); i++) {

		ofPushMatrix();
		ofTranslate(this->location_list[i]);

		ofPath chara_path = this->font.getCharacterAsPoints(this->word[this->index_list[i]], true, false);
		vector<ofPolyline> outline = chara_path.getOutline();

		if (flag_list[i]) {

			ofFill();
			ofSetColor(this->color_list[i], 200);
			ofBeginShape();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				ofNextContour(true);

				auto vertices = outline[outline_index].getVertices();
				for (auto& vertex : vertices) {

					ofVertex(vertex + glm::vec2(-8, 15));
				}
			}
			ofEndShape(true);
		}

		ofNoFill();
		ofSetColor(this->color_list[i]);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			ofNextContour(true);

			auto vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) {

				ofVertex(vertex + glm::vec2(-8, 15));
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 25, true, true, true);

this->word = "0123456789";

vector<glm::vec2> location_list;

ofColor color;

for (int x = -300 - 15; x <= 300 - 15; x += 30) {

for (int y = -300 + 15; y <= 300 + 15; y += 30) {

this->location_list.push_back(glm::vec2(x + 15, y - 15));

this->color_list.push_back(ofColor(255));

this->index_list.push_back(ofRandom(this->word.size()));

this->flag_list.push_back(false);

}

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

void ofApp::update() {

for (int i = 0; i < this->location_list.size(); i++) {

int word_index = ofMap(ofNoise(glm::vec3(this->location_list[i] * 0.0003, ofGetFrameNum() * 0.005)), 0, 1, 0, this->word.size());

this->flag_list[i] = this->index_list[i] != word_index;

this->index_list[i] = word_index;

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

for (int i = 0; i < this->location_list.size(); i++) {

ofPushMatrix();

ofTranslate(this->location_list[i]);

ofPath chara_path = this->font.getCharacterAsPoints(this->word[this->index_list[i]], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

if (flag_list[i]) {

ofFill();

ofSetColor(this->color_list[i], 200);

ofBeginShape();

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

ofNextContour(true);

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

for (auto& vertex : vertices) {

ofVertex(vertex + glm::vec2(-8, 15));

}

ofEndShape(true);

}

ofNoFill();

ofSetColor(this->color_list[i]);

ofBeginShape();

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

ofNextContour(true);

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

for (auto& vertex : vertices) {

ofVertex(vertex + glm::vec2(-8, 15));

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230726

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