openFrameworks – ページ 460 – プログラミング de 落描き

2021年5月14日2021年5月14日

Moving 10 PRINT. Draw by openFrameworks

[ Video ]

[ About ]
Moving 10 PRINT.

[ 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) {};

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

	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) {};

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

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetColor(255);
	ofSetLineWidth(3);
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	int span = 22;
	vector<glm::vec2> location_list = { glm::vec2(-170, -170), glm::vec2(170, -170), glm::vec2(-170, 170), glm::vec2(170, 170) };
	vector<float> rotate_list = { 180, 270, 90, 0 };
	
	for (int i = 0; i < location_list.size(); i++) {

		ofPushMatrix();
		ofTranslate(location_list[i]);
		ofRotateZ(rotate_list[i]);

		for (auto x = -132; x <= 132; x += span) {

			for (int y = -132; y <= 132; y += span) {

				ofPushMatrix();
				ofTranslate(x, y, 0);

				auto noise_value = ofNoise(location_list[i].x + x * 0.005 + ofGetFrameNum() * 0.02, location_list[i].y + y * 0.005);
				auto start_param = noise_value < 0.5 ?  0 : 25;

				auto start = this->make_point(span, start_param);
				auto end = this->make_point(span, start_param + 50);

				ofDrawLine(start, end);

				ofPopMatrix();
			}
		}

		ofPopMatrix();
	}

	this->cam.end();
}

//--------------------------------------------------------------
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(0);

ofSetColor(255);

ofSetLineWidth(3);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

int span = 22;

vector<glm::vec2> location_list = { glm::vec2(-170, -170), glm::vec2(170, -170), glm::vec2(-170, 170), glm::vec2(170, 170) };

vector<float> rotate_list = { 180, 270, 90, 0 };

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

ofPushMatrix();

ofTranslate(location_list[i]);

ofRotateZ(rotate_list[i]);

for (auto x = -132; x <= 132; x += span) {

for (int y = -132; y <= 132; y += span) {

ofPushMatrix();

ofTranslate(x, y, 0);

auto noise_value = ofNoise(location_list[i].x + x * 0.005 + ofGetFrameNum() * 0.02, location_list[i].y + y * 0.005);

auto start_param = noise_value < 0.5 ? 0 : 25;

auto start = this->make_point(span, start_param);

auto end = this->make_point(span, start_param + 50);

ofDrawLine(start, end);

ofPopMatrix();

}

ofPopMatrix();

}

this->cam.end();

}

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

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/Insta20210514

2021年5月13日2021年5月13日

10 PRINT on the box. Draw by openFrameworks

[ Video ]

[ About ]
10 PRINT on the 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) {};

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

	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) {};

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

ofEasyCam cam;

};

#include "ofApp.h"

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

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

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

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(ofGetFrameNum() * 0.37);
	ofRotateY(ofGetFrameNum() * 0.72);

	ofSetColor(39);
	ofDrawBox(218);

	ofSetColor(239);

	int span = 20;
	for (int i = 0; i < 6; i++) {

		for (auto x = -100; x <= 100; x += span) {

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

				ofPushMatrix();

				if (i <= 3) {

					ofRotateX(i * 90);
				}
				else {

					i == 5 ? ofRotateY(90) : ofRotateY(270);
				}
				ofTranslate(x, y, 110);

				auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003);
				auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25;

				auto start = this->make_point(span, start_param);
				auto end = this->make_point(span, start_param + 50);

				ofDrawLine(start, end);
				ofDrawSphere(glm::vec3(start, 0), 4);
				ofDrawSphere(glm::vec3(end, 0), 4);

				ofPopMatrix();
			}
		}
	}

	this->cam.end();
}

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

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.37);

ofRotateY(ofGetFrameNum() * 0.72);

ofSetColor(39);

ofDrawBox(218);

ofSetColor(239);

int span = 20;

for (int i = 0; i < 6; i++) {

for (auto x = -100; x <= 100; x += span) {

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

ofPushMatrix();

if (i <= 3) {

ofRotateX(i * 90);

}

else {

i == 5 ? ofRotateY(90) : ofRotateY(270);

}

ofTranslate(x, y, 110);

auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003);

auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25;

auto start = this->make_point(span, start_param);

auto end = this->make_point(span, start_param + 50);

ofDrawLine(start, end);

ofDrawSphere(glm::vec3(start, 0), 4);

ofDrawSphere(glm::vec3(end, 0), 4);

ofPopMatrix();

}

this->cam.end();

}

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

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/Insta20210513

2021年5月12日2021年5月12日

88888. Draw by openFrameworks

[ Video ]

[ About ]
88888.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	ofNoFill();
	ofSetCircleResolution(36);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	vector<ofColor> base_color_list;
	vector<int> hex_list = { 0xf44336, 0x9C27B0, 0x3F51B5, 0x03A9F4, 0x009688, 0x8BC34A, 0xFFEB3B, 0xFF9800 };
	for (auto hex : hex_list) {

		ofColor color;
		color.setHex(hex);
		base_color_list.push_back(color);
	}

	int radius = 50;
	int width = 20;

	for (int x = -radius * 5; x <= radius * 5; x += radius * 2.5) {

		for (int y = -radius * 4; y <= radius * 4; y += radius * 4) {

			auto top = glm::vec3(x + 0, y - radius + width * 0.5, 0);
			auto bottom = glm::vec3(x + 0, y + radius - width * 0.5, 0);

			ofSetColor(255, 64);
			ofDrawCircle(top, radius);
			ofDrawCircle(top, radius - width);

			ofDrawCircle(bottom, radius);
			ofDrawCircle(bottom, radius - width);

			int deg_span = 30;
			int p = ofRandom(720);
			int speed = ofRandom(6, 10);
			for (int i = 0; i < 13; i++) {

				int param = (p + ofGetFrameNum() * speed + i * deg_span) % 720;
				ofColor face_color = base_color_list[ofRandom(base_color_list.size())];

				if (param < 360) {

					int deg_start = param / deg_span * deg_span + 270;
					for (int deg = deg_start + 1; deg <= deg_start + deg_span - 1; deg += 1) {

						vector<glm::vec3> vertices;
						vertices.push_back(bottom + glm::vec3((radius - width) * cos(deg * DEG_TO_RAD), (radius - width) * sin(deg * DEG_TO_RAD), 0));
						vertices.push_back(bottom + glm::vec3((radius - width) * cos((deg + 1) * DEG_TO_RAD), (radius - width) * sin((deg + 1) * DEG_TO_RAD), 0));
						vertices.push_back(bottom + glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0));
						vertices.push_back(bottom + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

						ofMesh face, line;
						line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

						face.addVertices(vertices);
						line.addVertices(vertices);

						face.addIndex(0); face.addIndex(1); face.addIndex(2);
						face.addIndex(0); face.addIndex(2); face.addIndex(3);

						line.addIndex(0); line.addIndex(1);
						line.addIndex(2); line.addIndex(3);

						if (deg == deg_start + 1) {

							line.addIndex(0); line.addIndex(3);
						}
						else if (deg == deg_start + deg_span - 1) {

							line.addIndex(1); line.addIndex(2);
						}

						ofSetColor(face_color, 64);
						face.draw();

						ofSetColor(face_color);
						line.drawWireframe();
					}
				}
				else {

					int deg_start = 720 - param / deg_span * deg_span + 90;
					for (int deg = deg_start - 1; deg >= deg_start - deg_span + 1; deg -= 1) {

						vector<glm::vec3> vertices;
						vertices.push_back(top + glm::vec3((radius - width) * cos(deg * DEG_TO_RAD), (radius - width) * sin(deg * DEG_TO_RAD), 0));
						vertices.push_back(top + glm::vec3((radius - width) * cos((deg - 1) * DEG_TO_RAD), (radius - width) * sin((deg - 1) * DEG_TO_RAD), 0));
						vertices.push_back(top + glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), radius * sin((deg - 1) * DEG_TO_RAD), 0));
						vertices.push_back(top + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

						ofMesh face, line;
						line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

						face.addVertices(vertices);
						line.addVertices(vertices);

						face.addIndex(0); face.addIndex(1); face.addIndex(2);
						face.addIndex(0); face.addIndex(2); face.addIndex(3);

						line.addIndex(0); line.addIndex(1);
						line.addIndex(2); line.addIndex(3);

						if (deg == deg_start - 1) {

							line.addIndex(0); line.addIndex(3);
						}
						else if (deg == deg_start - deg_span + 1) {

							line.addIndex(1); line.addIndex(2);
						}

						ofSetColor(face_color, 64);
						face.draw();

						ofSetColor(face_color);
						line.drawWireframe();
					}

				}
			}
		}
	}
}

//--------------------------------------------------------------
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(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofNoFill();

ofSetCircleResolution(36);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

vector<ofColor> base_color_list;

vector<int> hex_list = { 0xf44336, 0x9C27B0, 0x3F51B5, 0x03A9F4, 0x009688, 0x8BC34A, 0xFFEB3B, 0xFF9800 };

for (auto hex : hex_list) {

ofColor color;

color.setHex(hex);

base_color_list.push_back(color);

}

int radius = 50;

int width = 20;

for (int x = -radius * 5; x <= radius * 5; x += radius * 2.5) {

for (int y = -radius * 4; y <= radius * 4; y += radius * 4) {

auto top = glm::vec3(x + 0, y - radius + width * 0.5, 0);

auto bottom = glm::vec3(x + 0, y + radius - width * 0.5, 0);

ofSetColor(255, 64);

ofDrawCircle(top, radius);

ofDrawCircle(top, radius - width);

ofDrawCircle(bottom, radius);

ofDrawCircle(bottom, radius - width);

int deg_span = 30;

int p = ofRandom(720);

int speed = ofRandom(6, 10);

for (int i = 0; i < 13; i++) {

int param = (p + ofGetFrameNum() * speed + i * deg_span) % 720;

ofColor face_color = base_color_list[ofRandom(base_color_list.size())];

if (param < 360) {

int deg_start = param / deg_span * deg_span + 270;

for (int deg = deg_start + 1; deg <= deg_start + deg_span - 1; deg += 1) {

vector<glm::vec3> vertices;

vertices.push_back(bottom + glm::vec3((radius - width) * cos(deg * DEG_TO_RAD), (radius - width) * sin(deg * DEG_TO_RAD), 0));

vertices.push_back(bottom + glm::vec3((radius - width) * cos((deg + 1) * DEG_TO_RAD), (radius - width) * sin((deg + 1) * DEG_TO_RAD), 0));

vertices.push_back(bottom + glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0));

vertices.push_back(bottom + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

ofMesh face, line;

line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

face.addVertices(vertices);

line.addVertices(vertices);

face.addIndex(0); face.addIndex(1); face.addIndex(2);

face.addIndex(0); face.addIndex(2); face.addIndex(3);

line.addIndex(0); line.addIndex(1);

line.addIndex(2); line.addIndex(3);

if (deg == deg_start + 1) {

line.addIndex(0); line.addIndex(3);

}

else if (deg == deg_start + deg_span - 1) {

line.addIndex(1); line.addIndex(2);

}

ofSetColor(face_color, 64);

face.draw();

ofSetColor(face_color);

line.drawWireframe();

}

else {

int deg_start = 720 - param / deg_span * deg_span + 90;

for (int deg = deg_start - 1; deg >= deg_start - deg_span + 1; deg -= 1) {

vector<glm::vec3> vertices;

vertices.push_back(top + glm::vec3((radius - width) * cos(deg * DEG_TO_RAD), (radius - width) * sin(deg * DEG_TO_RAD), 0));

vertices.push_back(top + glm::vec3((radius - width) * cos((deg - 1) * DEG_TO_RAD), (radius - width) * sin((deg - 1) * DEG_TO_RAD), 0));

vertices.push_back(top + glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), radius * sin((deg - 1) * DEG_TO_RAD), 0));

vertices.push_back(top + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

ofMesh face, line;

line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

face.addVertices(vertices);

line.addVertices(vertices);

face.addIndex(0); face.addIndex(1); face.addIndex(2);

face.addIndex(0); face.addIndex(2); face.addIndex(3);

line.addIndex(0); line.addIndex(1);

line.addIndex(2); line.addIndex(3);

if (deg == deg_start - 1) {

line.addIndex(0); line.addIndex(3);

}

else if (deg == deg_start - deg_span + 1) {

line.addIndex(1); line.addIndex(2);

}

ofSetColor(face_color, 64);

face.draw();

ofSetColor(face_color);

line.drawWireframe();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210512

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