プログラミング de 落描き – ページ 50 – 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7月5日

Fog light.

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フォグライト。

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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);
	ofSetLineWidth(1.5);
	ofSetCircleResolution(60);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 8; i++) {

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

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

	int index = 0;
	auto radius = 20;
	ofColor color;
	for (auto& noise_seed : this->noise_seed_list) {

		auto deg = ofGetFrameNum() * 3 + index * 45;
		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 = location - next;
		distance *= 1;

		for (int i = 0; i < 2; 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(index, 0, this->noise_seed_list.size(), 0, 255), 255, 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) {

		ofSetColor(this->color_list[index++], 32);

		ofPushMatrix();
		ofTranslate(location);

		auto size = ofMap(glm::length(location), 120, 360, 3, 42);
		ofDrawCircle(glm::vec2(), size);

		ofPopMatrix();
	}

	/*
	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);

ofSetLineWidth(1.5);

ofSetCircleResolution(60);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 8; i++) {

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

}

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

void ofApp::update() {

int index = 0;

auto radius = 20;

ofColor color;

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

auto deg = ofGetFrameNum() * 3 + index * 45;

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 = location - next;

distance *= 1;

for (int i = 0; i < 2; 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(index, 0, this->noise_seed_list.size(), 0, 255), 255, 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) {

ofSetColor(this->color_list[index++], 32);

ofPushMatrix();

ofTranslate(location);

auto size = ofMap(glm::length(location), 120, 360, 3, 42);

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

ofPopMatrix();

}

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/Insta20240705

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2024年7月4日

Color cloud.

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[ About ]
カラーぐも。

[ 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(1.5);
	ofSetCircleResolution(60);

	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 = 120;
	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 = location - next;
		distance *= 1;

		for (int i = 0; i < 2; 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(index, 0, this->noise_seed_list.size(), 0, 255), 130, 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);

	ofSetColor(39);
	for (auto& location : this->location_list) {

		ofPushMatrix();
		ofTranslate(location);

		auto size = ofMap(glm::length(location), 120, 360, 5, 42);
		ofDrawCircle(glm::vec2(), size);

		ofPopMatrix();
	}

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

		ofSetColor(this->color_list[index++]);

		ofPushMatrix();
		ofTranslate(location);

		auto size = ofMap(glm::length(location), 120, 360, 3, 38);
		ofDrawCircle(glm::vec2(), size);

		ofPopMatrix();
	}

	/*
	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());
}

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(1.5);

ofSetCircleResolution(60);

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 = 120;

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 = location - next;

distance *= 1;

for (int i = 0; i < 2; 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(index, 0, this->noise_seed_list.size(), 0, 255), 130, 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);

ofSetColor(39);

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

ofPushMatrix();

ofTranslate(location);

auto size = ofMap(glm::length(location), 120, 360, 5, 42);

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

ofPopMatrix();

}

int index = 0;

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

ofSetColor(this->color_list[index++]);

ofPushMatrix();

ofTranslate(location);

auto size = ofMap(glm::length(location), 120, 360, 3, 38);

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

ofPopMatrix();

}

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 ]
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2024年7月3日2024年7月3日

Circle number.

[ Video ]

[ About ]
数字の輪。

[ 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) {};

	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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

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

	ofBackground(39);
	ofSetLineWidth(2);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofSetCircleResolution(72);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 20, true, true, true);
	this->word = "0123";
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofSeedRandom(39);

	ofNoFill();
	ofSetColor(200);
	for (int i = 0; i < this->word.size(); i++) {

		auto radius = -240 + ofMap(ofNoise(i, ofGetFrameNum() * 0.05), 0, 1, -50, 100);
		ofDrawCircle(glm::vec2(), radius);
	}

	ofFill();
	ofSetColor(255);
	for (int i = 0; i < 72; i++) {

		auto location = glm::vec3(-25, -230, 0);

		int word_index = (int)ofRandom(this->word.size());
		ofPath chara_path = this->font.getCharacterAsPoints(this->word[word_index], true, false);
		vector<ofPolyline> outline = chara_path.getOutline();

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

			ofNextContour(true);

			//outline[outline_index] = outline[outline_index].getResampledByCount(500);
			auto vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) {

				float rotate_deg = i * 5;
				auto noise_location = glm::vec2(cos(rotate_deg * DEG_TO_RAD), sin(rotate_deg * DEG_TO_RAD)) * 30;

				glm::vec3 v = location + vertex;
				auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
				v = glm::vec4(v, 0) + glm::vec4(0, ofMap(ofNoise(word_index, ofGetFrameNum() * 0.05), 0, 1, -50, 100), 0, 0);
				v = glm::vec4(v, 0) * rotation;

				ofVertex(v);
			}
		}
		ofEndShape(true);
	}

	/*
	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);

ofSetLineWidth(2);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofSetCircleResolution(72);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 20, true, true, true);

this->word = "0123";

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofSeedRandom(39);

ofNoFill();

ofSetColor(200);

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

auto radius = -240 + ofMap(ofNoise(i, ofGetFrameNum() * 0.05), 0, 1, -50, 100);

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

}

ofFill();

ofSetColor(255);

for (int i = 0; i < 72; i++) {

auto location = glm::vec3(-25, -230, 0);

int word_index = (int)ofRandom(this->word.size());

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

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

ofBeginShape();

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

ofNextContour(true);

//outline[outline_index] = outline[outline_index].getResampledByCount(500);

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

for (auto& vertex : vertices) {

float rotate_deg = i * 5;

auto noise_location = glm::vec2(cos(rotate_deg * DEG_TO_RAD), sin(rotate_deg * DEG_TO_RAD)) * 30;

glm::vec3 v = location + vertex;

auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

v = glm::vec4(v, 0) + glm::vec4(0, ofMap(ofNoise(word_index, ofGetFrameNum() * 0.05), 0, 1, -50, 100), 0, 0);

v = glm::vec4(v, 0) * rotation;

ofVertex(v);

}

ofEndShape(true);

}

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/Insta20240703

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2024年11月
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