rect – ページ 19 – プログラミング de 落描き

2019年6月6日

Rotate rectangles. openFrameworks

[ Video ]

[ About ]
回転する四角形

Rotate rectangles.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(3);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	auto size = 60;
	for (int x = size * 0.5; x <= ofGetWidth(); x += size) {

		for (int y = size * 0.5; y <= ofGetHeight(); y += size) {

			ofPushMatrix();
			ofTranslate(x, y);

			auto noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.005);
			auto rotate_x = 0;
			if (noise_value < 0.25) {

				rotate_x = ofMap(noise_value, 0, 0.25, -180, 0);
			}
			else if (noise_value > 0.75) {

				rotate_x = ofMap(noise_value, 0.75, 1.0, 0, 180);
			}
			ofRotateX(rotate_x);			

			ofFill();
			ofSetColor(39);
			ofDrawRectangle(0, 0, size - 1.5, size - 1.5);

			ofNoFill();
			ofSetColor(239);
			ofDrawRectangle(0, 0, size, size);

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(3);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

auto size = 60;

for (int x = size * 0.5; x <= ofGetWidth(); x += size) {

for (int y = size * 0.5; y <= ofGetHeight(); y += size) {

ofPushMatrix();

ofTranslate(x, y);

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

auto rotate_x = 0;

if (noise_value < 0.25) {

rotate_x = ofMap(noise_value, 0, 0.25, -180, 0);

}

else if (noise_value > 0.75) {

rotate_x = ofMap(noise_value, 0.75, 1.0, 0, 180);

}

ofRotateX(rotate_x);

ofFill();

ofSetColor(39);

ofDrawRectangle(0, 0, size - 1.5, size - 1.5);

ofNoFill();

ofSetColor(239);

ofDrawRectangle(0, 0, size, size);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190606

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2019年6月5日

Stack squares. openFrameworks

[ Video ]

[ About ]
正方形を重ねてズラす。

Stack squares.

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(3);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

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

	auto noise_seed_x = ofRandom(1000);
	auto noise_seed_y = ofRandom(1000);
	for (int z = -150; z <= 150; z += 10) {

		auto x = 0;
		auto noise_value_x = ofNoise(noise_seed_x, (ofGetFrameNum() + z) * 0.005);
		if (noise_value_x < 0.25) {

			x = ofMap(noise_value_x, 0, 0.25, -150, 0);
		}
		else if (noise_value_x >= 0.75) {

			x = ofMap(noise_value_x, 0.75, 1, 0, 150);
		}

		auto y = 0;
		auto noise_value_y = ofNoise(noise_seed_y, (ofGetFrameNum() + z) * 0.005);
		if (noise_value_y < 0.25) {

			y = ofMap(noise_value_y, 0, 0.25, -150, 0);
		}
		else if (noise_value_y >= 0.75) {

			y = ofMap(noise_value_y, 0.75, 1, 0, 150);
		}

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

		ofFill();
		ofSetColor(239);
		ofDrawRectangle(location, 150, 150);

		ofNoFill();
		ofSetColor(39);
		ofDrawRectangle(location, 150, 150);
	}

	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);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateZ(ofGetFrameNum() * 0.5);

auto noise_seed_x = ofRandom(1000);

auto noise_seed_y = ofRandom(1000);

for (int z = -150; z <= 150; z += 10) {

auto x = 0;

auto noise_value_x = ofNoise(noise_seed_x, (ofGetFrameNum() + z) * 0.005);

if (noise_value_x < 0.25) {

x = ofMap(noise_value_x, 0, 0.25, -150, 0);

}

else if (noise_value_x >= 0.75) {

x = ofMap(noise_value_x, 0.75, 1, 0, 150);

}

auto y = 0;

auto noise_value_y = ofNoise(noise_seed_y, (ofGetFrameNum() + z) * 0.005);

if (noise_value_y < 0.25) {

y = ofMap(noise_value_y, 0, 0.25, -150, 0);

}

else if (noise_value_y >= 0.75) {

y = ofMap(noise_value_y, 0.75, 1, 0, 150);

}

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

ofFill();

ofSetColor(239);

ofDrawRectangle(location, 150, 150);

ofNoFill();

ofSetColor(39);

ofDrawRectangle(location, 150, 150);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190605

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2019年6月3日2019年6月3日

Incomplete square overlap. openFrameworks

[ Video ]

[ About ]
不完全な四角形を重なり。

Incomplete square overlap.

[ 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) {};

	glm::vec2 make_point(int len, int param);
};

#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) {};

glm::vec2 make_point(int len, int param);

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

	auto size = 144;
	auto len = size * 0.95;
	for (int x = size * 0.5; x < ofGetWidth(); x += size) {

		for (int y = size * 0.5; y < ofGetHeight(); y += size) {

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

				int start_param = ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005) * 100;
				int end_param = start_param + ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 20, 100);

				vector<glm::vec2> vertices, sub_vertices;
				for (int param = start_param; param <= end_param; param++) {

					vertices.push_back(this->make_point(len, param) + glm::vec2(x, y));
					sub_vertices.push_back((this->make_point(len * 0.2 * (i + 1), param) + glm::vec2(x, y)));
				}

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

				ofFill();
				ofSetColor(39);
				ofBeginShape();
				ofVertices(vertices);
				ofVertices(sub_vertices);
				ofEndShape(true);

				ofNoFill();
				ofSetColor(239);
				ofBeginShape();
				ofVertices(vertices);
				ofVertices(sub_vertices);
				ofEndShape(true);
			}
		}
	}
	
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

//--------------------------------------------------------------
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);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

auto size = 144;

auto len = size * 0.95;

for (int x = size * 0.5; x < ofGetWidth(); x += size) {

for (int y = size * 0.5; y < ofGetHeight(); y += size) {

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

int start_param = ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005) * 100;

int end_param = start_param + ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 20, 100);

vector<glm::vec2> vertices, sub_vertices;

for (int param = start_param; param <= end_param; param++) {

vertices.push_back(this->make_point(len, param) + glm::vec2(x, y));

sub_vertices.push_back((this->make_point(len * 0.2 * (i + 1), param) + glm::vec2(x, y)));

}

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

ofFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190603

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