プログラミング de 落描き – クリエイティブ・コーディングによる生成物とソース

2024年12月21日

Double circle.

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[ About ]
二重円。

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#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) {};

	vector<glm::vec2> noise_seed_list;
	vector<glm::vec2> location_list;
	vector<glm::vec2> velocity_list;
	vector<ofColor> color_list;
};

#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) {};

vector<glm::vec2> noise_seed_list;

vector<glm::vec2> location_list;

vector<glm::vec2> velocity_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 1; i++) {

		this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));
	}
}

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

	int index = 0;
	auto radius = 30;
	ofColor color;
	for (auto& noise_seed : this->noise_seed_list) {

		auto deg = ofGetFrameNum() * 6 + index * 60;
		auto next_deg = deg + 3;

		auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		auto next = glm::vec2(radius * cos(next_deg * DEG_TO_RAD), radius * sin(next_deg * DEG_TO_RAD));

		auto distance =  next - location;
		distance *= 1;

		for (int i = 0; i < 1; i++) {

			auto future = location + distance * 8;
			auto random_deg = ofRandom(360);
			future += glm::vec2(15 * cos(random_deg * DEG_TO_RAD), 15 * sin(random_deg * DEG_TO_RAD));
			auto future_distance = future - location;

			this->location_list.push_back(location);
			this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

			color.setHsb(ofMap(deg % 180, 0, 180, 0, 255), 200, 200);
			this->color_list.push_back(color);
		}

		index++;
	}

	for (int i = this->location_list.size() - 1; i > -1; i--) {

		this->location_list[i] += this->velocity_list[i];
		this->velocity_list[i] *= 1.0005;

		if (glm::distance(glm::vec2(), this->location_list[i]) > 360) {

			this->location_list.erase(this->location_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
		}
	}

}

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

	ofTranslate(ofGetWindowSize() * 0.5);
	ofRotateY(180);

	int index = 0;
	for (auto& location : this->location_list) {

		auto size = ofMap(glm::length(location), 0, 360, 6, 32);
		auto len = glm::length(location);
		auto alpha = len < 200 ? 255 : ofMap(len, 200, 320, 255, 0);

		ofPushMatrix();
		ofTranslate(location);

		ofFill();
		ofSetColor(this->color_list[index], alpha * 0.75);
		ofDrawCircle(glm::vec2(), size * 0.65);

		ofNoFill();
		ofSetColor(this->color_list[index], alpha);
		ofDrawCircle(glm::vec2(), size * 0.65);
		ofDrawCircle(glm::vec2(), size);

		ofPopMatrix();

		index++;
	}

	/*
	int start = 500;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 1; i++) {

this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

}

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

void ofApp::update() {

int index = 0;

auto radius = 30;

ofColor color;

for (auto& noise_seed : this->noise_seed_list) {

auto deg = ofGetFrameNum() * 6 + index * 60;

auto next_deg = deg + 3;

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

auto next = glm::vec2(radius * cos(next_deg * DEG_TO_RAD), radius * sin(next_deg * DEG_TO_RAD));

auto distance = next - location;

distance *= 1;

for (int i = 0; i < 1; i++) {

auto future = location + distance * 8;

auto random_deg = ofRandom(360);

future += glm::vec2(15 * cos(random_deg * DEG_TO_RAD), 15 * sin(random_deg * DEG_TO_RAD));

auto future_distance = future - location;

this->location_list.push_back(location);

this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

color.setHsb(ofMap(deg % 180, 0, 180, 0, 255), 200, 200);

this->color_list.push_back(color);

}

index++;

}

for (int i = this->location_list.size() - 1; i > -1; i--) {

this->location_list[i] += this->velocity_list[i];

this->velocity_list[i] *= 1.0005;

if (glm::distance(glm::vec2(), this->location_list[i]) > 360) {

this->location_list.erase(this->location_list.begin() + i);

this->velocity_list.erase(this->velocity_list.begin() + i);

this->color_list.erase(this->color_list.begin() + i);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofRotateY(180);

int index = 0;

for (auto& location : this->location_list) {

auto size = ofMap(glm::length(location), 0, 360, 6, 32);

auto len = glm::length(location);

auto alpha = len < 200 ? 255 : ofMap(len, 200, 320, 255, 0);

ofPushMatrix();

ofTranslate(location);

ofFill();

ofSetColor(this->color_list[index], alpha * 0.75);

ofDrawCircle(glm::vec2(), size * 0.65);

ofNoFill();

ofSetColor(this->color_list[index], alpha);

ofDrawCircle(glm::vec2(), size * 0.65);

ofDrawCircle(glm::vec2(), size);

ofPopMatrix();

index++;

}

int start = 500;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241221

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2024年12月20日

Squares.

[ Video ]

[ About ]
しかくぃ。

[ 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) {};

	vector<glm::vec2> noise_seed_list;
	vector<glm::vec2> location_list;
	vector<glm::vec2> velocity_list;
	vector<ofColor> color_list;
};

#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) {};

vector<glm::vec2> noise_seed_list;

vector<glm::vec2> location_list;

vector<glm::vec2> velocity_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);

	for (int i = 0; i < 4; i++) {

		this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));
	}
}

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

	int index = 0;
	auto radius = 50;
	ofColor color;
	for (auto& noise_seed : this->noise_seed_list) {

		auto deg = ofGetFrameNum() * 3 + index * 90;
		auto next_deg = deg + 3;

		auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		auto next = glm::vec2(radius * cos(next_deg * DEG_TO_RAD), radius * sin(next_deg * DEG_TO_RAD));

		auto distance =  next - location;
		distance *= 1;

		for (int i = 0; i < 3; i++) {

			auto future = location + distance * 8;
			auto random_deg = ofRandom(360);
			future += glm::vec2(15 * cos(random_deg * DEG_TO_RAD), 15 * sin(random_deg * DEG_TO_RAD));
			auto future_distance = future - location;

			this->location_list.push_back(location);
			this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

			color.setHsb(ofRandom(index * 64, index * 64 + 64), 200, 255);
			this->color_list.push_back(color);
		}

		index++;
	}

	for (int i = this->location_list.size() - 1; i > -1; i--) {

		this->location_list[i] += this->velocity_list[i];
		this->velocity_list[i] *= 1.01;

		if (glm::distance(glm::vec2(), this->location_list[i]) > 1000) {

			this->location_list.erase(this->location_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
		}
	}

}

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

	ofTranslate(ofGetWindowSize() * 0.5);
	ofRotateY(180);

	int index = 0;
	for (auto& location : this->location_list) {

		auto size = ofMap(glm::length(location), 0, 360, 3, 32);

		ofPushMatrix();
		ofTranslate(location);

		ofRotate(ofGetFrameNum() * glm::length(this->velocity_list[index]) * 0.3);

		ofFill();
		ofSetColor(this->color_list[index], 128);
		ofDrawRectangle(glm::vec2(), size, size);

		ofNoFill();
		ofSetColor(this->color_list[index]);
		ofDrawRectangle(glm::vec2(), size, size);

		ofPopMatrix();

		index++;
	}

	/*
	int start = 500;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);

for (int i = 0; i < 4; i++) {

this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

}

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

void ofApp::update() {

int index = 0;

auto radius = 50;

ofColor color;

for (auto& noise_seed : this->noise_seed_list) {

auto deg = ofGetFrameNum() * 3 + index * 90;

auto next_deg = deg + 3;

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

auto next = glm::vec2(radius * cos(next_deg * DEG_TO_RAD), radius * sin(next_deg * DEG_TO_RAD));

auto distance = next - location;

distance *= 1;

for (int i = 0; i < 3; i++) {

auto future = location + distance * 8;

auto random_deg = ofRandom(360);

future += glm::vec2(15 * cos(random_deg * DEG_TO_RAD), 15 * sin(random_deg * DEG_TO_RAD));

auto future_distance = future - location;

this->location_list.push_back(location);

this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

color.setHsb(ofRandom(index * 64, index * 64 + 64), 200, 255);

this->color_list.push_back(color);

}

index++;

}

for (int i = this->location_list.size() - 1; i > -1; i--) {

this->location_list[i] += this->velocity_list[i];

this->velocity_list[i] *= 1.01;

if (glm::distance(glm::vec2(), this->location_list[i]) > 1000) {

this->location_list.erase(this->location_list.begin() + i);

this->velocity_list.erase(this->velocity_list.begin() + i);

this->color_list.erase(this->color_list.begin() + i);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofRotateY(180);

int index = 0;

for (auto& location : this->location_list) {

auto size = ofMap(glm::length(location), 0, 360, 3, 32);

ofPushMatrix();

ofTranslate(location);

ofRotate(ofGetFrameNum() * glm::length(this->velocity_list[index]) * 0.3);

ofFill();

ofSetColor(this->color_list[index], 128);

ofDrawRectangle(glm::vec2(), size, size);

ofNoFill();

ofSetColor(this->color_list[index]);

ofDrawRectangle(glm::vec2(), size, size);

ofPopMatrix();

index++;

}

int start = 500;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241220

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2024年12月19日

Circle of Light.

[ Video ]

[ About ]
光の輪。

[ 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) {};

	ofMesh mesh;

	float noise_step;
};

#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) {};

ofMesh mesh;

float noise_step;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

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

	this->noise_step = ofRandom(1000);
}

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

	this->mesh.clear();

	if (ofGetFrameNum() % 50 < 25) {

		this->noise_step += ofMap(ofGetFrameNum() % 50, 0, 25, 0.2, 0.002);
	} else 	{

		this->noise_step += 0.002;
	}

	float span = 1;
	ofColor color;

	for (int k = 0; k < 3; k++) {

		for (float x = ofGetWindowWidth() * -0.5 + 30; x < ofGetWindowWidth() * 0.5 - 30 - span; x += span) {

			for (float y = ofGetWindowHeight() * -0.5 + 30; y < ofGetWindowHeight() * 0.5 - 30 - span; y += span) {

				this->mesh.addVertex(glm::vec3(x, y, 0));
				this->mesh.addVertex(glm::vec3(x + span, y, 0));
				this->mesh.addVertex(glm::vec3(x + span, y + span, 0));
				this->mesh.addVertex(glm::vec3(x, y + span, 0));

				for (int i = this->mesh.getNumVertices() - 4; i < this->mesh.getNumVertices(); i++) {

					auto noise_value = ofMap(ofNoise(k * 0.5, this->mesh.getVertex(i).x * 0.001, this->mesh.getVertex(i).y * 0.001, glm::length(this->mesh.getVertex(i)) * 0.004 - this->noise_step), 0, 1, 0, 3);
					int int_noise_value = noise_value;
					float param = noise_value - int_noise_value;
					param = abs(param - 0.5);

					auto hue = (int)ofMap(noise_value, 0, 3, 128, 255 + 128) % 255;
					auto alpha = param < 0.2 ? ofMap(param, 0, 0.2, 255, 0) : 0;

					color.setHsb((int)ofMap(k, 0, 3, 128, 255 + 128) % 255, 200, 200, alpha);
					this->mesh.addColor(color);
				}

				this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);
				this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);
			}
		}
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);
	this->mesh.draw();

	/*
	int start = 50;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->noise_step = ofRandom(1000);

}

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

void ofApp::update() {

this->mesh.clear();

if (ofGetFrameNum() % 50 < 25) {

this->noise_step += ofMap(ofGetFrameNum() % 50, 0, 25, 0.2, 0.002);

} else {

this->noise_step += 0.002;

}

float span = 1;

ofColor color;

for (int k = 0; k < 3; k++) {

for (float x = ofGetWindowWidth() * -0.5 + 30; x < ofGetWindowWidth() * 0.5 - 30 - span; x += span) {

for (float y = ofGetWindowHeight() * -0.5 + 30; y < ofGetWindowHeight() * 0.5 - 30 - span; y += span) {

this->mesh.addVertex(glm::vec3(x, y, 0));

this->mesh.addVertex(glm::vec3(x + span, y, 0));

this->mesh.addVertex(glm::vec3(x + span, y + span, 0));

this->mesh.addVertex(glm::vec3(x, y + span, 0));

for (int i = this->mesh.getNumVertices() - 4; i < this->mesh.getNumVertices(); i++) {

auto noise_value = ofMap(ofNoise(k * 0.5, this->mesh.getVertex(i).x * 0.001, this->mesh.getVertex(i).y * 0.001, glm::length(this->mesh.getVertex(i)) * 0.004 - this->noise_step), 0, 1, 0, 3);

int int_noise_value = noise_value;

float param = noise_value - int_noise_value;

param = abs(param - 0.5);

auto hue = (int)ofMap(noise_value, 0, 3, 128, 255 + 128) % 255;

auto alpha = param < 0.2 ? ofMap(param, 0, 0.2, 255, 0) : 0;

color.setHsb((int)ofMap(k, 0, 3, 128, 255 + 128) % 255, 200, 200, alpha);

this->mesh.addColor(color);

}

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

this->mesh.draw();

int start = 50;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241219

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2024年12月
月	火	水	木	金	土	日
						1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	29
30	31