プログラミング de 落描き – ページ 650 – クリエイティブ・コーディングによる生成物とソース

2019年7月27日

Layer of circle. openFrameworks

[ Video ]

[ About ]
円の層。

Layer of circles.

[ 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);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}

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

}

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

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

	auto span = 100;
	for (auto radius = 0; radius < ofGetWidth(); radius += span) {

		for (auto z = -300; z <= 300; z += 100) {

			auto noise_value = ofNoise((z + 300) * 0.005, radius * 0.005 + ofGetFrameNum() * 0.005);
			if (noise_value > 0.5) {

				vector<glm::vec3> in, out, fill_in, fill_out;
				for (auto deg = 0; deg <= 360; deg += 1) {

					in.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));
					out.push_back(glm::vec3((radius + span) * cos(deg * DEG_TO_RAD), (radius + span) * sin(deg * DEG_TO_RAD), z));

					fill_in.push_back(glm::vec3((radius + 3) * cos(deg * DEG_TO_RAD), (radius + 3) * sin(deg * DEG_TO_RAD), z));
					fill_out.push_back(glm::vec3((radius + span - 3) * cos(deg * DEG_TO_RAD), (radius + span - 3) * sin(deg * DEG_TO_RAD), z));
				}

				ofFill();
				ofSetColor(239);
				ofBeginShape();
				ofVertices(fill_out);
				ofNextContour(true);
				ofVertices(fill_in);
				ofEndShape();

				ofNoFill();
				ofSetColor(39);
				ofBeginShape();
				ofVertices(out);
				ofNextContour(true);
				ofVertices(in);
				ofEndShape();
			}
		}
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

auto span = 100;

for (auto radius = 0; radius < ofGetWidth(); radius += span) {

for (auto z = -300; z <= 300; z += 100) {

auto noise_value = ofNoise((z + 300) * 0.005, radius * 0.005 + ofGetFrameNum() * 0.005);

if (noise_value > 0.5) {

vector<glm::vec3> in, out, fill_in, fill_out;

for (auto deg = 0; deg <= 360; deg += 1) {

in.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));

out.push_back(glm::vec3((radius + span) * cos(deg * DEG_TO_RAD), (radius + span) * sin(deg * DEG_TO_RAD), z));

fill_in.push_back(glm::vec3((radius + 3) * cos(deg * DEG_TO_RAD), (radius + 3) * sin(deg * DEG_TO_RAD), z));

fill_out.push_back(glm::vec3((radius + span - 3) * cos(deg * DEG_TO_RAD), (radius + span - 3) * sin(deg * DEG_TO_RAD), z));

}

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(fill_out);

ofNextContour(true);

ofVertices(fill_in);

ofEndShape();

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(out);

ofNextContour(true);

ofVertices(in);

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190727

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2019年7月26日

Jumping characters. openFrameworks

[ Video ]

[ About ]
跳ねる文字。

Jumping characters.

[ 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;
	int font_size;
	ofTrueTypeFont font;
};

#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;

int font_size;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->font_size = 100;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	vector<char> charactors = { 
		'A', 'B', 'C', 'D', 'E', 'F',
		'G', 'H', 'I', 'J', 'K', 'L',
		'M', 'N', 'O', 'P', 'Q', 'R',
		'S', 'T', 'U', 'V', 'W', 'X',
		'Y', 'Z', '!' };

	int span = this->font_size * 1.3;
	for (int i = 0; i < charactors.size(); i++) {

		int x = (i % 6) * span - span * 3;
		int y = (i / 6) * (span * 1.5) - (span * 1.5) * 3;
		int z = 0;
		int rotate = 0;

		float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.005);
		if (noise_value > 0.5) {

			z = ofMap(noise_value, 0.5, 1, 0, -500);
			rotate = ofMap(noise_value, 0.5, 1, 0, 360 * 5);
		}

		ofPushMatrix();
		ofTranslate(x, y, z);
		ofRotateX(rotate);
		ofRotateY(rotate);

		auto path = font.getCharacterAsPoints(charactors[i], true, false);
		auto outline = path.getOutline();

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			if (outline_index != 0) { ofNextContour(true); }

			auto vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {
				
				auto location = glm::vec2(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[i] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[i] }) * 0.5);
				ofVertex(location);
			}
		}
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			if (outline_index != 0) { ofNextContour(true); }

			auto vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

				auto location = glm::vec2(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[i] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[i] }) * 0.5);
				ofVertex(location);
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

100

101

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

this->font_size = 100;

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

vector<char> charactors = {

'A', 'B', 'C', 'D', 'E', 'F',

'G', 'H', 'I', 'J', 'K', 'L',

'M', 'N', 'O', 'P', 'Q', 'R',

'S', 'T', 'U', 'V', 'W', 'X',

'Y', 'Z', '!' };

int span = this->font_size * 1.3;

for (int i = 0; i < charactors.size(); i++) {

int x = (i % 6) * span - span * 3;

int y = (i / 6) * (span * 1.5) - (span * 1.5) * 3;

int z = 0;

int rotate = 0;

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

if (noise_value > 0.5) {

z = ofMap(noise_value, 0.5, 1, 0, -500);

rotate = ofMap(noise_value, 0.5, 1, 0, 360 * 5);

}

ofPushMatrix();

ofTranslate(x, y, z);

ofRotateX(rotate);

ofRotateY(rotate);

auto path = font.getCharacterAsPoints(charactors[i], true, false);

auto outline = path.getOutline();

ofFill();

ofSetColor(239);

ofBeginShape();

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

if (outline_index != 0) { ofNextContour(true); }

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

for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

auto location = glm::vec2(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[i] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[i] }) * 0.5);

ofVertex(location);

}

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

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

if (outline_index != 0) { ofNextContour(true); }

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

for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

auto location = glm::vec2(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[i] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[i] }) * 0.5);

ofVertex(location);

}

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190726

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年7月25日2019年7月25日

Draw boxes along the noise value.openFrameworks

[ Video ]

[ About ]
ノイズの値でBoxを描写する位置を変える。

Draw boxes along the noise value.

[ 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;
	ofTrueTypeFont font;
};

#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;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 28, true, true, true);
}

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

}

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

	this->cam.begin();

	vector<glm::vec3> bases{ glm::vec3(-300, 300, 0), glm::vec3(300, 300, 0), glm::vec3(-300, -300, 0), glm::vec3(300, -300, 0) };
	int size = 40;
	int count = 0;
	for (auto base : bases) {

		for (int x = -200; x <= 200; x += size) {

			for (int y = -200; y <= 200; y += size) {

				for (int z = -200; z <= 200; z += size) {

					auto location = glm::vec3(x, y, z);
					auto noise_value = ofNoise(glm::vec4(location * 0.003, ofGetFrameNum() * 0.005));

					if (count * 0.25 <= noise_value && noise_value < (count + 1) * 0.25) {

						ofFill();
						ofSetColor(239);
						ofDrawBox(base + location, size * 0.99);

						ofNoFill();
						ofSetColor(39);
						ofDrawBox(base + location, size);
					}
				}
			}
		}

		auto font_location = base + glm::vec3(0, -300, 200);
		ostringstream oss;
		oss << fixed << setprecision(2) << count * 0.25 << " - " << (count + 1) * 0.25;

		ofPushMatrix();
		ofTranslate(font_location);
		this->font.drawString(oss.str(), this->font.stringWidth(oss.str()) * -0.5, 0);
		ofPopMatrix();

		count++;
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 28, true, true, true);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

vector<glm::vec3> bases{ glm::vec3(-300, 300, 0), glm::vec3(300, 300, 0), glm::vec3(-300, -300, 0), glm::vec3(300, -300, 0) };

int size = 40;

int count = 0;

for (auto base : bases) {

for (int x = -200; x <= 200; x += size) {

for (int y = -200; y <= 200; y += size) {

for (int z = -200; z <= 200; z += size) {

auto location = glm::vec3(x, y, z);

auto noise_value = ofNoise(glm::vec4(location * 0.003, ofGetFrameNum() * 0.005));

if (count * 0.25 <= noise_value && noise_value < (count + 1) * 0.25) {

ofFill();

ofSetColor(239);

ofDrawBox(base + location, size * 0.99);

ofNoFill();

ofSetColor(39);

ofDrawBox(base + location, size);

}

auto font_location = base + glm::vec3(0, -300, 200);

ostringstream oss;

oss << fixed << setprecision(2) << count * 0.25 << " - " << (count + 1) * 0.25;

ofPushMatrix();

ofTranslate(font_location);

this->font.drawString(oss.str(), this->font.stringWidth(oss.str()) * -0.5, 0);

ofPopMatrix();

count++;

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190725

[ほしいものリスト]
Amazon

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