2019年9月 – ページ 4 – プログラミング de 落描き

2019年9月21日

Invisible box, line box, fill box. openframeworks

[ Video ]

[ About ]
見えないBOX, 線のBOX, 塗りBOX。

Invisible box, line box, fill box.

[ 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(2);
	ofEnableDepthTest();
}

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


}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.5);

	auto size = 50;
	for (int x = -100; x <= 100; x += size) {

		for (int y = -100; y <= 100; y += size) {

			for (int z = -100; z <= 100; z += size) {

				auto noise_value = ofNoise(x * 0.005, y * 0.005, z * 0.005, ofGetFrameNum() * 0.008);
				if (noise_value > 0.5) {

					ofPushMatrix();
					ofTranslate(x, y, z);

					ofNoFill();
					ofSetColor(39);
					ofDrawBox(size * 0.9);

					if (noise_value > 0.65) {

						ofFill();
						ofSetColor(239);
						ofDrawBox(size * 0.88);
					}

					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);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.5);

auto size = 50;

for (int x = -100; x <= 100; x += size) {

for (int y = -100; y <= 100; y += size) {

for (int z = -100; z <= 100; z += size) {

auto noise_value = ofNoise(x * 0.005, y * 0.005, z * 0.005, ofGetFrameNum() * 0.008);

if (noise_value > 0.5) {

ofPushMatrix();

ofTranslate(x, y, z);

ofNoFill();

ofSetColor(39);

ofDrawBox(size * 0.9);

if (noise_value > 0.65) {

ofFill();

ofSetColor(239);

ofDrawBox(size * 0.88);

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190921

2019年9月20日2019年9月19日

Separated tube. openFrameworks

[ Video ]

[ About ]
バラバラチューブ。

Separated tube.

[ 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(2);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	int radius = 150;
	int height = 30;
	int deg_span = 30;
	for (int z = -radius; z <= radius; z += height) {

		ofPushMatrix();
		ofTranslate(glm::vec3(0, 0, z));

		for (int deg = 0; deg < 360; deg += deg_span) {

			vector<glm::vec3> vertices_1, vertices_2;
			for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

				vertices_1.push_back(glm::vec3(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), -height * 0.5));
				vertices_2.push_back(glm::vec3(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), height * 0.5));
			}
			reverse(vertices_2.begin(), vertices_2.end());

			auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005);
			auto tmp_radius = noise_value < 0.75 ? 0 : ofMap(noise_value, 0.75, 1, 0, 100);
			auto location = glm::vec3(tmp_radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), tmp_radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);

			ofPushMatrix();
			ofTranslate(location);

			ofFill();
			ofSetColor(239);
			ofBeginShape();
			ofVertices(vertices_1);
			ofVertices(vertices_2);
			ofEndShape(true);

			ofNoFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertices(vertices_1);
			ofVertices(vertices_2);
			ofEndShape(true);

			ofPopMatrix();
		}

		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);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

int radius = 150;

int height = 30;

int deg_span = 30;

for (int z = -radius; z <= radius; z += height) {

ofPushMatrix();

ofTranslate(glm::vec3(0, 0, z));

for (int deg = 0; deg < 360; deg += deg_span) {

vector<glm::vec3> vertices_1, vertices_2;

for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

vertices_1.push_back(glm::vec3(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), -height * 0.5));

vertices_2.push_back(glm::vec3(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD), height * 0.5));

}

reverse(vertices_2.begin(), vertices_2.end());

auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005);

auto tmp_radius = noise_value < 0.75 ? 0 : ofMap(noise_value, 0.75, 1, 0, 100);

auto location = glm::vec3(tmp_radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), tmp_radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);

ofPushMatrix();

ofTranslate(location);

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

ofPopMatrix();

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190920

2019年9月19日

Distortion square. openFrameworks

[ Video ]

[ About ]
歪み正方形。

Distortion square.

[ 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;

	vector<vector<glm::vec3>> base_rect_list, draw_rect_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) {};

ofEasyCam cam;

vector<vector<glm::vec3>> base_rect_list, draw_rect_list;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofNoFill();
	ofEnableDepthTest();

	int len = 400;
	int span = len * 0.1;
	for (int x = len * -0.5; x < len * 0.5; x += span) {

		for (int y = len * -0.5; y < len * 0.5; y += span) {

			int z = len * 0.5;
			for (int i = 0; i < 4; i++) {

				auto rotation_y = glm::rotate(glm::mat4(), (float)(i * 90 * DEG_TO_RAD), glm::vec3(0, 1, 0));

				vector<glm::vec3> rect;
				rect.push_back(glm::vec4(x, y, z, 0) * rotation_y);
				rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_y);
				rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_y);
				rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_y);
				this->base_rect_list.push_back(rect);
			}

			for (int i = 0; i < 2; i++) {

				auto rotation_x = glm::rotate(glm::mat4(), (float)((90 + i * 180) * DEG_TO_RAD), glm::vec3(1, 0, 0));

				vector<glm::vec3> rect;
				rect.push_back(glm::vec4(x, y, z, 0) * rotation_x);
				rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_x);
				rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_x);
				rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_x);
				this->base_rect_list.push_back(rect);
			}
		}
	}
}


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

	this->draw_rect_list.clear();
	for (auto& base_rect : this->base_rect_list) {

		vector<glm::vec3> draw_rect;
		for (auto& point : base_rect) {

			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(point.y * 0.001 + ofGetFrameNum() * 0.015), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
			auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(point.x * 0.001 + ofGetFrameNum() * 0.015), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
			glm::vec3 location = glm::vec4(point, 0) * rotation_y * rotation_x;

			draw_rect.push_back(location);
		}

		this->draw_rect_list.push_back(draw_rect);
	}

}

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

	this->cam.begin();

	for (auto& rect : this->draw_rect_list) {

		vector<glm::vec3> fill_rect;
		for (auto& point : rect) {

			fill_rect.push_back(point * 0.99);
		}

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		ofVertices(fill_rect);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		ofVertices(rect);
		ofEndShape(true);
	}

	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);

ofSetColor(39);

ofSetLineWidth(2);

ofNoFill();

ofEnableDepthTest();

int len = 400;

int span = len * 0.1;

for (int x = len * -0.5; x < len * 0.5; x += span) {

for (int y = len * -0.5; y < len * 0.5; y += span) {

int z = len * 0.5;

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

auto rotation_y = glm::rotate(glm::mat4(), (float)(i * 90 * DEG_TO_RAD), glm::vec3(0, 1, 0));

vector<glm::vec3> rect;

rect.push_back(glm::vec4(x, y, z, 0) * rotation_y);

rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_y);

rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_y);

rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_y);

this->base_rect_list.push_back(rect);

}

for (int i = 0; i < 2; i++) {

auto rotation_x = glm::rotate(glm::mat4(), (float)((90 + i * 180) * DEG_TO_RAD), glm::vec3(1, 0, 0));

vector<glm::vec3> rect;

rect.push_back(glm::vec4(x, y, z, 0) * rotation_x);

rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_x);

rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_x);

rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_x);

this->base_rect_list.push_back(rect);

}

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

void ofApp::update() {

this->draw_rect_list.clear();

for (auto& base_rect : this->base_rect_list) {

vector<glm::vec3> draw_rect;

for (auto& point : base_rect) {

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(point.y * 0.001 + ofGetFrameNum() * 0.015), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(point.x * 0.001 + ofGetFrameNum() * 0.015), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

glm::vec3 location = glm::vec4(point, 0) * rotation_y * rotation_x;

draw_rect.push_back(location);

}

this->draw_rect_list.push_back(draw_rect);

}

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

void ofApp::draw() {

this->cam.begin();

for (auto& rect : this->draw_rect_list) {

vector<glm::vec3> fill_rect;

for (auto& point : rect) {

fill_rect.push_back(point * 0.99);

}

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(fill_rect);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(rect);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]

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