プログラミング de 落描き – ページ 222 – クリエイティブ・コーディングによる生成物とソース

2023年11月29日2023年11月29日

Twin color.

[ Video ]

[ About ]
ツイン・カラー。

[ Source ]

#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) {};

	ofMesh mesh;
};

#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) {};

ofMesh mesh;

};

#include "ofApp.h"

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

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

	ofBackground(39);
}

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

	this->mesh.clear();

	float span = 0.5;
	ofColor color;
	for (float x = 20; x <= 700; x += span) {

		for (float y = 20; y <= 700; y += span) {

			float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.025, ofGetFrameNum() * 0.0025);
			if ((noise_value >= 0.45 && noise_value <= 0.48) || (noise_value >= 0.52 && noise_value <= 0.55)) {

				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));

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

				if ((noise_value >= 0.4 && noise_value <= 0.48)) {

					color.setHsb(64, 180, 255);
				}
				else {

					color.setHsb(192, 180, 255);
				}

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

					this->mesh.addColor(color);
				}
			}
		}
	}
}

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

	this->mesh.draw();

	/*
	int start = 150;
	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);

}

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

void ofApp::update() {

this->mesh.clear();

float span = 0.5;

ofColor color;

for (float x = 20; x <= 700; x += span) {

for (float y = 20; y <= 700; y += span) {

float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.025, ofGetFrameNum() * 0.0025);

if ((noise_value >= 0.45 && noise_value <= 0.48) || (noise_value >= 0.52 && noise_value <= 0.55)) {

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));

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

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

if ((noise_value >= 0.4 && noise_value <= 0.48)) {

color.setHsb(64, 180, 255);

}

else {

color.setHsb(192, 180, 255);

}

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

this->mesh.addColor(color);

}

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

void ofApp::draw() {

this->mesh.draw();

int start = 150;

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/Insta20231129

2023年11月28日

Crevice.

[ Video ]

[ About ]
すき間。

[ Source ]

#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) {};

	ofMesh mesh;
};

#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) {};

ofMesh mesh;

};

#include "ofApp.h"

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

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

	ofBackground(239);
}

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

	this->mesh.clear();

	float span = 0.5;
	for (float x = 18; x < 702; x += span) {

		for (float y = 18; y < 702; y += span) {

			float noise_value = ofNoise(x * 0.01, y * 0.003 + ofGetFrameNum() * 0.02, ofGetFrameNum() * 0.01);
			if ((noise_value >= 0.42 && noise_value <= 0.485) || (noise_value >= 0.515 && noise_value <= 0.58)) {

				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));

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

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

					this->mesh.addColor(ofColor(0));
				}
			}
		}
	}
}

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

	this->mesh.draw();

	/*
	int start = 150;
	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(239);

}

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

void ofApp::update() {

this->mesh.clear();

float span = 0.5;

for (float x = 18; x < 702; x += span) {

for (float y = 18; y < 702; y += span) {

float noise_value = ofNoise(x * 0.01, y * 0.003 + ofGetFrameNum() * 0.02, ofGetFrameNum() * 0.01);

if ((noise_value >= 0.42 && noise_value <= 0.485) || (noise_value >= 0.515 && noise_value <= 0.58)) {

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));

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

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

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

this->mesh.addColor(ofColor(0));

}

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

void ofApp::draw() {

this->mesh.draw();

int start = 150;

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/Insta20231128

2023年11月27日

fluff.

[ Video ]

[ About ]
綿毛。

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofSetLineWidth(1);
	ofSetColor(255, 100, 100);

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	bool flag = true;
	auto x = 0;

	for (float deg = 0; deg < 360; deg += 0.5) {

		ofPushMatrix();
		ofRotate(deg);

		auto base_location = glm::vec2(x, 50);
		auto target_location = glm::vec2(x, ofRandom(230, 300));
		auto distance = target_location - base_location;
		auto len = glm::length(distance);
		auto noise_seed = ofMap(ofNoise(glm::vec2(100 * cos(deg * DEG_TO_RAD), 100 * sin(deg * DEG_TO_RAD))), 0, 1, 0, 1000);

		vector<glm::vec2> vertices;
		for (int d = 0; d <= len; d++) {

			auto location = base_location + glm::normalize(distance) * d;
			auto noise_x = ofMap(ofNoise(noise_seed, location.x * 0.05, location.y * 0.01 + ofGetFrameNum() * 0.02), 0, 1, -20, 20);
			location += glm::vec2(noise_x, 0);

			vertices.push_back(location);
		}

		ofNoFill();
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape();

		ofPopMatrix();
	}

	/*
	int start = 150;
	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(0);

ofSetLineWidth(1);

ofSetColor(255, 100, 100);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

bool flag = true;

auto x = 0;

for (float deg = 0; deg < 360; deg += 0.5) {

ofPushMatrix();

ofRotate(deg);

auto base_location = glm::vec2(x, 50);

auto target_location = glm::vec2(x, ofRandom(230, 300));

auto distance = target_location - base_location;

auto len = glm::length(distance);

auto noise_seed = ofMap(ofNoise(glm::vec2(100 * cos(deg * DEG_TO_RAD), 100 * sin(deg * DEG_TO_RAD))), 0, 1, 0, 1000);

vector<glm::vec2> vertices;

for (int d = 0; d <= len; d++) {

auto location = base_location + glm::normalize(distance) * d;

auto noise_x = ofMap(ofNoise(noise_seed, location.x * 0.05, location.y * 0.01 + ofGetFrameNum() * 0.02), 0, 1, -20, 20);

location += glm::vec2(noise_x, 0);

vertices.push_back(location);

}

ofNoFill();

ofBeginShape();

ofVertices(vertices);

ofEndShape();

ofPopMatrix();

}

int start = 150;

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/Insta20231127

2025年9月
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