プログラミング de 落描き – ページ 257 – 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6月2日

Two colors ameba. Draw by openFrameworks

[ Video ]

[ About ]
2色アメーバ。

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();
}

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

	this->mesh.clear();

	float span = 3;
	ofColor color;

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

		for (float y = 30; y < ofGetWindowHeight() - 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(this->mesh.getVertex(i).x * 0.005, this->mesh.getVertex(i).y * 0.005, ofGetFrameNum() * 0.015), 0, 1, 0, 2);
				int int_noise_value = noise_value;
				float param = noise_value - int_noise_value;
				param = abs(param - 0.5);

				color.setHsb(ofMap(int_noise_value, 0, 2, 0, 255), 255, 255, param < 0.35 ? ofMap(param, 0, 0.35, 255, 0) : 0);
				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() {

	this->mesh.draw();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

this->mesh.clear();

float span = 3;

ofColor color;

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

for (float y = 30; y < ofGetWindowHeight() - 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(this->mesh.getVertex(i).x * 0.005, this->mesh.getVertex(i).y * 0.005, ofGetFrameNum() * 0.015), 0, 1, 0, 2);

int int_noise_value = noise_value;

float param = noise_value - int_noise_value;

param = abs(param - 0.5);

color.setHsb(ofMap(int_noise_value, 0, 2, 0, 255), 255, 255, param < 0.35 ? ofMap(param, 0, 0.35, 255, 0) : 0);

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() {

this->mesh.draw();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230602

2023年6月1日

Gradation layer. Draw by openFrameworks

[ Video ]

[ About ]
グラデーション層。

[ 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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofEnableDepthTest();
}

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

	this->mesh.clear();

	float span = 1;
	ofColor color;
	for (float y = 30; y < ofGetWindowHeight() - 30; y += span) {

		this->mesh.addVertex(glm::vec3(30, y, 0));
		this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y, 0));
		this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y + span, 0));
		this->mesh.addVertex(glm::vec3(30, y + span, 0));

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

			auto noise_value = ofMap(ofNoise(this->mesh.getVertex(i).y * 0.002, ofGetFrameNum() * 0.005), 0, 1, 0, 5);
			int int_noise_value = noise_value;
			float param = noise_value - int_noise_value;
			param = abs(param - 0.5);

			color.setHsb(ofMap(int_noise_value, 0, 5, 0, 255), 200, 255, ofMap(param, 0, 0.5, 255, 32));
			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() {

	this->mesh.draw();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

this->mesh.clear();

float span = 1;

ofColor color;

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

this->mesh.addVertex(glm::vec3(30, y, 0));

this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y, 0));

this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y + span, 0));

this->mesh.addVertex(glm::vec3(30, y + span, 0));

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

auto noise_value = ofMap(ofNoise(this->mesh.getVertex(i).y * 0.002, ofGetFrameNum() * 0.005), 0, 1, 0, 5);

int int_noise_value = noise_value;

float param = noise_value - int_noise_value;

param = abs(param - 0.5);

color.setHsb(ofMap(int_noise_value, 0, 5, 0, 255), 200, 255, ofMap(param, 0, 0.5, 255, 32));

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() {

this->mesh.draw();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230601

2023年5月31日

Grouping boxes. Draw by openFrameworks

[ Video ]

[ About ]
箱をグループ分け。

[ 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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum());

	for (int base_x = -60; base_x <= 60; base_x += 15) {

		for (int base_z = -60; base_z <= 60; base_z += 15) {

			auto noise_value = ofMap(ofNoise(base_x * 0.003, base_z * 0.003, ofGetFrameNum() * 0.0015), 0, 1, 0, 10);
			int int_noise_value = noise_value;

			for (int i = 0; i < 10; i++) {

				if (i < int_noise_value) {

					ofPushMatrix();
					ofTranslate(base_x, -150 + i * 15, base_z);

					ofSetColor(39);
					ofFill();
					ofDrawBox(15);

					ofSetColor(239);
					ofNoFill();
					ofDrawBox(15);

					ofPopMatrix();
				}
				else if (int_noise_value < i) {

					ofPushMatrix();
					ofTranslate(base_x, 150 - (10 - i) * 15, base_z);

					ofSetColor(39);
					ofFill();
					ofDrawBox(15);

					ofSetColor(239);
					ofNoFill();
					ofDrawBox(15);

					ofPopMatrix();
				}
				else {

					auto top = glm::vec3(0, -150 + i * 15, 0);
					auto bottom = glm::vec3(0, 150 - (10 - i) * 15, 0);

					auto param = noise_value - int_noise_value;

					auto location = bottom + (top - bottom) * param;
					location += glm::vec3(base_x, 0, base_z);

					ofColor fill_color(239);
					ofColor no_fill_color(39);

					if (param < 0.2) {

						fill_color = ofColor(ofMap(param, 0, 0.2, 39, 239));
						no_fill_color = ofColor(ofMap(param, 0, 0.2, 239, 39));
					}
					else if(0.8 < param) {

						fill_color = ofColor(ofMap(param, 1, 0.8, 39, 239));
						no_fill_color = ofColor(ofMap(param, 1, 0.8, 239, 39));
					}

					ofPushMatrix();
					ofTranslate(location);

					ofSetColor(fill_color);
					ofFill();
					ofDrawBox(15);

					ofSetColor(no_fill_color);
					ofNoFill();
					ofDrawBox(15);

					ofPopMatrix();
				}
			}
		}
	}

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

for (int base_x = -60; base_x <= 60; base_x += 15) {

for (int base_z = -60; base_z <= 60; base_z += 15) {

auto noise_value = ofMap(ofNoise(base_x * 0.003, base_z * 0.003, ofGetFrameNum() * 0.0015), 0, 1, 0, 10);

int int_noise_value = noise_value;

for (int i = 0; i < 10; i++) {

if (i < int_noise_value) {

ofPushMatrix();

ofTranslate(base_x, -150 + i * 15, base_z);

ofSetColor(39);

ofFill();

ofDrawBox(15);

ofSetColor(239);

ofNoFill();

ofDrawBox(15);

ofPopMatrix();

}

else if (int_noise_value < i) {

ofPushMatrix();

ofTranslate(base_x, 150 - (10 - i) * 15, base_z);

ofSetColor(39);

ofFill();

ofDrawBox(15);

ofSetColor(239);

ofNoFill();

ofDrawBox(15);

ofPopMatrix();

}

else {

auto top = glm::vec3(0, -150 + i * 15, 0);

auto bottom = glm::vec3(0, 150 - (10 - i) * 15, 0);

auto param = noise_value - int_noise_value;

auto location = bottom + (top - bottom) * param;

location += glm::vec3(base_x, 0, base_z);

ofColor fill_color(239);

ofColor no_fill_color(39);

if (param < 0.2) {

fill_color = ofColor(ofMap(param, 0, 0.2, 39, 239));

no_fill_color = ofColor(ofMap(param, 0, 0.2, 239, 39));

}

else if(0.8 < param) {

fill_color = ofColor(ofMap(param, 1, 0.8, 39, 239));

no_fill_color = ofColor(ofMap(param, 1, 0.8, 239, 39));

}

ofPushMatrix();

ofTranslate(location);

ofSetColor(fill_color);

ofFill();

ofDrawBox(15);

ofSetColor(no_fill_color);

ofNoFill();

ofDrawBox(15);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230531

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