openFrameworks – ページ 110 – プログラミング de 落描き

2024年10月23日

Spin lines.

[ Video ]

[ About ]
スピン線。

[ 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(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(0);
	ofSetLineWidth(3);
	ofNoFill();
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateX(90);

	auto radius = 250;

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

		ofRotateZ(8);

		ofBeginShape();
		for (float theta_deg = 0.5; theta_deg < 180; theta_deg += 0.5) {

			auto phi_deg = ofMap(ofNoise(theta_deg * 0.008 + ofGetFrameNum() * 0.02), 0, 1, -1080, 1080);

			auto location = glm::vec3(
				radius * sin(theta_deg * DEG_TO_RAD) * cos(phi_deg * DEG_TO_RAD),
				radius * sin(theta_deg * DEG_TO_RAD) * sin(phi_deg * DEG_TO_RAD),
				radius * cos(theta_deg * DEG_TO_RAD));

			ofVertex(location);
		}
		ofEndShape();
	}

	this->cam.end();

	/*
	int start = 50;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(0);

ofSetLineWidth(3);

ofNoFill();

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(90);

auto radius = 250;

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

ofRotateZ(8);

ofBeginShape();

for (float theta_deg = 0.5; theta_deg < 180; theta_deg += 0.5) {

auto phi_deg = ofMap(ofNoise(theta_deg * 0.008 + ofGetFrameNum() * 0.02), 0, 1, -1080, 1080);

auto location = glm::vec3(

radius * sin(theta_deg * DEG_TO_RAD) * cos(phi_deg * DEG_TO_RAD),

radius * sin(theta_deg * DEG_TO_RAD) * sin(phi_deg * DEG_TO_RAD),

radius * cos(theta_deg * DEG_TO_RAD));

ofVertex(location);

}

ofEndShape();

}

this->cam.end();

int start = 50;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241023

2024年10月22日

Frisbee.

[ Video ]

[ About ]
フリスビー。

[ 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<float> radius_list;
	vector<float> max_radius_list;
	vector<glm::vec3> rotate_list;
	vector<ofColor> color_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<float> radius_list;

vector<float> max_radius_list;

vector<glm::vec3> rotate_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(0);
	ofSetLineWidth(3);
	ofSetCircleResolution(60);

	ofEnableBlendMode(OF_BLENDMODE_ADD);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

	ofColor color;
	if (ofGetFrameNum() % 5 == 0) {
		
		this->radius_list.push_back(5);
		this->max_radius_list.push_back(400);
		this->rotate_list.push_back(
			glm::vec3(
				ofMap(ofNoise(1984, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),
				ofMap(ofNoise(1103, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),
				ofMap(ofNoise(0702, ofGetFrameNum() * 0.0035), 0, 1, -360, 360))
		);
		color.setHsb((ofGetFrameNum() * 5) % 255, 255, 255);
		this->color_list.push_back(color);
	}

	for (int i = this->radius_list.size() - 1; i > -1; i--) {

		if (this->radius_list[i] < this->max_radius_list[i]) {

			this->radius_list[i] += 5;
		}
		else {

			this->radius_list.erase(this->radius_list.begin() + i);
			this->max_radius_list.erase(this->max_radius_list.begin() + i);
			this->rotate_list.erase(this->rotate_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

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

		ofPushMatrix();

		ofRotateZ(this->rotate_list[i].z);
		ofRotateY(this->rotate_list[i].y);
		ofRotateX(this->rotate_list[i].x);

		ofFill();
		ofSetColor(this->color_list[i], ofMap(this->radius_list[i], 10, this->max_radius_list[i], 128, 0));

		ofBeginShape();

		auto radius = this->radius_list[i] + 10;
		for (int deg = 0; deg < 360; deg++) {

			ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
		}
		
		ofNextContour(true);

		radius = this->radius_list[i] - 10;
		for (int deg = 0; deg < 360; deg++) {

			ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
		}

		ofEndShape(true);

		ofNoFill();
		ofSetColor(this->color_list[i], ofMap(this->radius_list[i], 10, this->max_radius_list[i], 255, 0));
		ofBeginShape();
		for (int deg = 0; deg < 360; deg++) {

			ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
		}
		ofEndShape(true);

		radius = this->radius_list[i] + 10;
		ofBeginShape();
		for (int deg = 0; deg < 360; deg++) {

			ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
		}
		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 250;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetLineWidth(3);

ofSetCircleResolution(60);

ofEnableBlendMode(OF_BLENDMODE_ADD);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

ofColor color;

if (ofGetFrameNum() % 5 == 0) {

this->radius_list.push_back(5);

this->max_radius_list.push_back(400);

this->rotate_list.push_back(

glm::vec3(

ofMap(ofNoise(1984, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),

ofMap(ofNoise(1103, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),

ofMap(ofNoise(0702, ofGetFrameNum() * 0.0035), 0, 1, -360, 360))

);

color.setHsb((ofGetFrameNum() * 5) % 255, 255, 255);

this->color_list.push_back(color);

}

for (int i = this->radius_list.size() - 1; i > -1; i--) {

if (this->radius_list[i] < this->max_radius_list[i]) {

this->radius_list[i] += 5;

}

else {

this->radius_list.erase(this->radius_list.begin() + i);

this->max_radius_list.erase(this->max_radius_list.begin() + i);

this->rotate_list.erase(this->rotate_list.begin() + i);

this->color_list.erase(this->color_list.begin() + i);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

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

ofPushMatrix();

ofRotateZ(this->rotate_list[i].z);

ofRotateY(this->rotate_list[i].y);

ofRotateX(this->rotate_list[i].x);

ofFill();

ofSetColor(this->color_list[i], ofMap(this->radius_list[i], 10, this->max_radius_list[i], 128, 0));

ofBeginShape();

auto radius = this->radius_list[i] + 10;

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

ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

ofNextContour(true);

radius = this->radius_list[i] - 10;

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

ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

ofNoFill();

ofSetColor(this->color_list[i], ofMap(this->radius_list[i], 10, this->max_radius_list[i], 255, 0));

ofBeginShape();

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

ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

radius = this->radius_list[i] + 10;

ofBeginShape();

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

ofVertex(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

int start = 250;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241022

2024年10月21日

Generative circle.

[ Video ]

[ About ]
生成円。

[ 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<float> radius_list;
	vector<float> max_radius_list;
	vector<glm::vec3> rotate_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<float> radius_list;

vector<float> max_radius_list;

vector<glm::vec3> rotate_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(1.5);
	ofSetCircleResolution(60);
}

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

	ofSeedRandom(39);
	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

	if (ofGetFrameNum() % 2 == 0) {
		
		this->radius_list.push_back(1);
		this->max_radius_list.push_back(300);
		this->rotate_list.push_back(
			glm::vec3(
				ofMap(ofNoise(1984, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),
				ofMap(ofNoise(1103, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),
				ofMap(ofNoise(0702, ofGetFrameNum() * 0.0035), 0, 1, -360, 360))
		);
	}

	for (int i = this->radius_list.size() - 1; i > -1; i--) {

		if (this->radius_list[i] < this->max_radius_list[i]) {

			this->radius_list[i] += 2;
		}
		else {

			this->radius_list.erase(this->radius_list.begin() + i);
			this->max_radius_list.erase(this->max_radius_list.begin() + i);
			this->rotate_list.erase(this->rotate_list.begin() + i);
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

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

		ofPushMatrix();

		ofRotateZ(this->rotate_list[i].z);
		ofRotateY(this->rotate_list[i].y);
		ofRotateX(this->rotate_list[i].x);

		ofNoFill();
		ofSetColor(0, ofMap(this->radius_list[i], 1, this->max_radius_list[i], 255, 0));

		ofDrawCircle(glm::vec3(), this->radius_list[i]);
		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 250;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(1.5);

ofSetCircleResolution(60);

}

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

void ofApp::update() {

ofSeedRandom(39);

auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

if (ofGetFrameNum() % 2 == 0) {

this->radius_list.push_back(1);

this->max_radius_list.push_back(300);

this->rotate_list.push_back(

glm::vec3(

ofMap(ofNoise(1984, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),

ofMap(ofNoise(1103, ofGetFrameNum() * 0.0035), 0, 1, -360, 360),

ofMap(ofNoise(0702, ofGetFrameNum() * 0.0035), 0, 1, -360, 360))

);

}

for (int i = this->radius_list.size() - 1; i > -1; i--) {

if (this->radius_list[i] < this->max_radius_list[i]) {

this->radius_list[i] += 2;

}

else {

this->radius_list.erase(this->radius_list.begin() + i);

this->max_radius_list.erase(this->max_radius_list.begin() + i);

this->rotate_list.erase(this->rotate_list.begin() + i);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

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

ofPushMatrix();

ofRotateZ(this->rotate_list[i].z);

ofRotateY(this->rotate_list[i].y);

ofRotateX(this->rotate_list[i].x);

ofNoFill();

ofSetColor(0, ofMap(this->radius_list[i], 1, this->max_radius_list[i], 255, 0));

ofDrawCircle(glm::vec3(), this->radius_list[i]);

ofPopMatrix();

}

this->cam.end();

int start = 250;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241021

2025年9月
月	火	水	木	金	土	日
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