2019年10月 – ページ 7 – プログラミング de 落描き

2019年10月14日

Gradation circle. openFrameworks

[ Video ]

[ About ]
グラデーション・サークル。

Gradation circle.

[ 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<ofMesh> mesh_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<ofMesh> mesh_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetColor(39);

	auto len = 30;
	ofColor in_color, out_color;
	for (auto radius = 150; radius < 300; radius += len * 2) {

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

			int out_radius = radius + len;
			auto in_location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
			auto out_location = glm::vec2(out_radius * cos(deg * DEG_TO_RAD), out_radius * sin(deg * DEG_TO_RAD));

			mesh.addVertex(ofPoint(in_location));
			mesh.addColor(ofColor());
			mesh.addVertex(ofPoint(out_location));
			mesh.addColor(ofColor());
		}

		for (auto i = 0; i < mesh.getVertices().size(); i += 2) {

			auto index_0 = i;
			auto index_1 = (i + 1) % mesh.getVertices().size();
			auto index_2 = (i + 2) % mesh.getVertices().size();
			auto index_3 = (i + 3) % mesh.getVertices().size();

			mesh.addIndex(index_0);
			mesh.addIndex(index_1);
			mesh.addIndex(index_2);

			mesh.addIndex(index_3);
			mesh.addIndex(index_1);
			mesh.addIndex(index_2);
		}

		this->mesh_list.push_back(mesh);
	}
}

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

	ofColor color;
	for (auto& mesh : this->mesh_list) {

		for (auto i = 0; i < mesh.getVertices().size(); i += 1) {

			auto location = mesh.getVertices()[i];

			color.setHsb(ofMap(ofNoise(location.x * 0.01, location.y * 0.01, ofGetFrameNum() * 0.005), 0, 1, 0, 255), 255, 255);
			mesh.setColor(i, color);
		}
	}
}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	for (auto& mesh : this->mesh_list) {
	
		mesh.draw();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

auto len = 30;

ofColor in_color, out_color;

for (auto radius = 150; radius < 300; radius += len * 2) {

ofMesh mesh;

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

int out_radius = radius + len;

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

auto out_location = glm::vec2(out_radius * cos(deg * DEG_TO_RAD), out_radius * sin(deg * DEG_TO_RAD));

mesh.addVertex(ofPoint(in_location));

mesh.addColor(ofColor());

mesh.addVertex(ofPoint(out_location));

mesh.addColor(ofColor());

}

for (auto i = 0; i < mesh.getVertices().size(); i += 2) {

auto index_0 = i;

auto index_1 = (i + 1) % mesh.getVertices().size();

auto index_2 = (i + 2) % mesh.getVertices().size();

auto index_3 = (i + 3) % mesh.getVertices().size();

mesh.addIndex(index_0);

mesh.addIndex(index_1);

mesh.addIndex(index_2);

mesh.addIndex(index_3);

mesh.addIndex(index_1);

mesh.addIndex(index_2);

}

this->mesh_list.push_back(mesh);

}

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

void ofApp::update() {

ofColor color;

for (auto& mesh : this->mesh_list) {

for (auto i = 0; i < mesh.getVertices().size(); i += 1) {

auto location = mesh.getVertices()[i];

color.setHsb(ofMap(ofNoise(location.x * 0.01, location.y * 0.01, ofGetFrameNum() * 0.005), 0, 1, 0, 255), 255, 255);

mesh.setColor(i, color);

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

for (auto& mesh : this->mesh_list) {

mesh.draw();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/openframeworks20191014

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2019年10月13日

Noise x Font. openFrameworks

[ Video ]

[ About ]
ノイズと文字。

Noise x Font.

[ 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;
	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 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);
	ofSetColor(39);
	ofSetLineWidth(3);
	ofEnableDepthTest();

	this->font_size = 50;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

}

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

	this->cam.begin();
	//ofRotateX(180);

	vector<char> charactors = {
		'0', '1', '2', '3', '4',
		'5', '6', '7', '8', '9',
		'A', 'B', 'C', 'D', 'E', 'F' };

	int span = 80;
	for (int z = -160; z <= 160; z += span) {

		for (int x = -160; x <= 160; x += span) {

			for (int y = -160; y <= 160; y += span) {

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

				int charactor_index = ofMap(ofNoise(location.x * 0.001, location.y * 0.001, location.z * 0.001, ofGetFrameNum() * 0.005), 0, 1, 0, charactors.size());
				auto path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);
				auto outline = path.getOutline();

				ofPushMatrix();
				ofTranslate(location);

				ofFill();
				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(this->font_size - vertices[vertices_index].x, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[charactor_index] }) * 0.5);
						ofVertex(location);
					}
				}
				ofEndShape(true);

				ofNoFill();
				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(this->font_size - vertices[vertices_index].x, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[charactor_index] }) * 0.5);
						ofVertex(location);
					}
				}
				ofEndShape(true);

				ofPopMatrix();
			}
		}
	}

	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);

ofSetColor(39);

ofSetLineWidth(3);

ofEnableDepthTest();

this->font_size = 50;

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

//ofRotateX(180);

vector<char> charactors = {

'0', '1', '2', '3', '4',

'5', '6', '7', '8', '9',

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

int span = 80;

for (int z = -160; z <= 160; z += span) {

for (int x = -160; x <= 160; x += span) {

for (int y = -160; y <= 160; y += span) {

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

int charactor_index = ofMap(ofNoise(location.x * 0.001, location.y * 0.001, location.z * 0.001, ofGetFrameNum() * 0.005), 0, 1, 0, charactors.size());

auto path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);

auto outline = path.getOutline();

ofPushMatrix();

ofTranslate(location);

ofFill();

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(this->font_size - vertices[vertices_index].x, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[charactor_index] }) * 0.5);

ofVertex(location);

}

ofEndShape(true);

ofNoFill();

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(this->font_size - vertices[vertices_index].x, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[charactor_index] }) * 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/Insta20191013

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2019年10月12日2019年10月11日

Planet. openFrameworks

[ Video ]

[ About ]
クリエイティブコーディング・プラネット。

Planet.

[ 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;
	ofMesh base_mesh;
	ofMesh draw_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) {};

ofEasyCam cam;

ofMesh base_mesh;

ofMesh draw_mesh;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(300, 4);
	this->base_mesh = ico_sphere.getMesh();
	for (auto& point : this->base_mesh.getVertices()) {

		base_mesh.addColor(ofColor(0, 0, 0));
	}
}

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

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

		auto point = this->draw_mesh.getVertices()[i];
		int noise_value = (int)ofMap(ofNoise(point.x * 0.005, point.y * 0.005, point.z * 0.005, ofGetFrameNum() * 0.005), 0, 1, 5, 10);
		this->draw_mesh.getVertices()[i] = glm::normalize(point) * 300 * noise_value * 0.1;

		switch (noise_value) {
		case 5:
			this->draw_mesh.setColor(i, ofColor(0, 0, 128));
			break;
		case 6:
			this->draw_mesh.setColor(i, ofColor(90, 144, 255));
			break;
		case 7:
			this->draw_mesh.setColor(i, ofColor(80, 0, 0));
			break;
		case 8:
			this->draw_mesh.setColor(i, ofColor(0, 100, 0));
			break;
		case 9:
			this->draw_mesh.setColor(i, ofColor(128, 128, 128));
			break;
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.35);

	this->draw_mesh.draw();

	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);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(300, 4);

this->base_mesh = ico_sphere.getMesh();

for (auto& point : this->base_mesh.getVertices()) {

base_mesh.addColor(ofColor(0, 0, 0));

}

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

void ofApp::update() {

this->draw_mesh = this->base_mesh;

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

auto point = this->draw_mesh.getVertices()[i];

int noise_value = (int)ofMap(ofNoise(point.x * 0.005, point.y * 0.005, point.z * 0.005, ofGetFrameNum() * 0.005), 0, 1, 5, 10);

this->draw_mesh.getVertices()[i] = glm::normalize(point) * 300 * noise_value * 0.1;

switch (noise_value) {

case 5:

this->draw_mesh.setColor(i, ofColor(0, 0, 128));

break;

case 6:

this->draw_mesh.setColor(i, ofColor(90, 144, 255));

break;

case 7:

this->draw_mesh.setColor(i, ofColor(80, 0, 0));

break;

case 8:

this->draw_mesh.setColor(i, ofColor(0, 100, 0));

break;

case 9:

this->draw_mesh.setColor(i, ofColor(128, 128, 128));

break;

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.35);

this->draw_mesh.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191012

[ほしいものリスト]
Amazon

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2019年10月
月	火	水	木	金	土	日
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