2024年7月 – ページ 5 – プログラミング de 落描き

2024年7月19日2024年7月18日

Rotating.

[ Video ]

[ About ]
回転。

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

	ofBackground(39);
	ofSetCircleResolution(60);
	ofEnableDepthTest();
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofSeedRandom(39);

	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	auto base_deg = ofRandom(360);
	for (int radius = 160; radius <= 300; radius += 10) {

		ofPushMatrix();

		ofRotateZ(ofMap(ofNoise(noise_seed.z + radius * 0.002 + ofGetFrameNum() * 0.005), 0, 1, -200, 200));
		ofRotateY(ofMap(ofNoise(noise_seed.y + radius * 0.002 + ofGetFrameNum() * 0.005), 0, 1, -200, 200));
		ofRotateX(ofMap(ofNoise(noise_seed.x + radius * 0.002 + ofGetFrameNum() * 0.005), 0, 1, -200, 200));

		ofNoFill();
		ofSetColor(239);
		ofDrawCircle(glm::vec3(), radius);

		auto speed = 6;
		auto deg = base_deg + ofMap(radius, 160, 300, 0, 180);

		ofFill();
		ofSetColor(255, 0, 0);
		ofDrawSphere(
			glm::vec3(radius * cos((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), radius * sin((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), 0), 8);

		ofPopMatrix();
	}

	/*
	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(39);

ofSetCircleResolution(60);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofSeedRandom(39);

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

auto base_deg = ofRandom(360);

for (int radius = 160; radius <= 300; radius += 10) {

ofPushMatrix();

ofRotateZ(ofMap(ofNoise(noise_seed.z + radius * 0.002 + ofGetFrameNum() * 0.005), 0, 1, -200, 200));

ofRotateY(ofMap(ofNoise(noise_seed.y + radius * 0.002 + ofGetFrameNum() * 0.005), 0, 1, -200, 200));

ofRotateX(ofMap(ofNoise(noise_seed.x + radius * 0.002 + ofGetFrameNum() * 0.005), 0, 1, -200, 200));

ofNoFill();

ofSetColor(239);

ofDrawCircle(glm::vec3(), radius);

auto speed = 6;

auto deg = base_deg + ofMap(radius, 160, 300, 0, 180);

ofFill();

ofSetColor(255, 0, 0);

ofDrawSphere(

glm::vec3(radius * cos((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), radius * sin((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), 0), 8);

ofPopMatrix();

}

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/Insta20240719

2024年7月18日

Planets.

[ Video ]

[ About ]
惑星。

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

	ofBackground(239);
	ofSetCircleResolution(60);
	ofEnableDepthTest();
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofSeedRandom(39);

	ofSetColor(0);

	for (int radius = 160; radius <= 300; radius += 20) {

		ofPushMatrix();
		ofTranslate(ofRandom(-30, 30), ofRandom(-30, 30));

		ofRotateZ(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, -180, 180));
		ofRotateY(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, -180, 180));
		ofRotateX(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

		ofNoFill();
		ofSetColor(39);
		ofDrawCircle(glm::vec3(), radius);

		auto deg = ofRandom(360);
		auto speed = ofRandom(3, 8);

		ofFill();
		ofSetColor(0);
		ofDrawSphere(
			glm::vec3(radius * cos((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), radius * sin((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), 0), 5);

		ofPopMatrix();
	}

	/*
	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);

ofSetCircleResolution(60);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofSeedRandom(39);

ofSetColor(0);

for (int radius = 160; radius <= 300; radius += 20) {

ofPushMatrix();

ofTranslate(ofRandom(-30, 30), ofRandom(-30, 30));

ofRotateZ(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

ofRotateY(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

ofRotateX(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

ofNoFill();

ofSetColor(39);

ofDrawCircle(glm::vec3(), radius);

auto deg = ofRandom(360);

auto speed = ofRandom(3, 8);

ofFill();

ofSetColor(0);

ofDrawSphere(

glm::vec3(radius * cos((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), radius * sin((deg + ofGetFrameNum() * speed) * DEG_TO_RAD), 0), 5);

ofPopMatrix();

}

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/Insta20240718

2024年7月17日

Gradation sphere.

[ Video ]

[ About ]
グラデーション球。

[ 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 mesh, frame;

	vector<ofMeshFace> triangle_list;
	vector<glm::vec3> random_walk;
};

#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 mesh, frame;

vector<ofMeshFace> triangle_list;

vector<glm::vec3> random_walk;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofNoFill();
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(300, 4);
	this->triangle_list.insert(this->triangle_list.end(), ico_sphere.getMesh().getUniqueFaces().begin(), ico_sphere.getMesh().getUniqueFaces().end());

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

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

	ofSeedRandom(39);

	this->mesh.clear();
	this->frame.clear();
	this->random_walk.clear();

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

	for (int i = 0; i < 500; i++) {

		auto location = glm::vec3(
			ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.06 + i * 0.01), 0, 1, -320, 320),
			ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.06 + i * 0.01), 0, 1, -320, 320),
			ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.06 + i * 0.01), 0, 1, -320, 320));
		this->random_walk.push_back(location);
	}

	ofColor face_color, frame_color;
	for (auto radius = 200; radius <= 250; radius += 2) {

		for (int k = 0; k < this->triangle_list.size(); k++) {

			glm::vec3 avg = (this->triangle_list[k].getVertex(0) + this->triangle_list[k].getVertex(1) + this->triangle_list[k].getVertex(2)) / 3;
			avg = glm::normalize(avg) * radius;

			bool flag = true;
			for (auto& location : this->random_walk) {

				if (glm::distance(avg, location) < 80) {

					flag = false;
					break;
				}
			}

			if (flag == false) { continue; }

			vector<glm::vec3> vertices;
			vertices.push_back(glm::normalize(this->triangle_list[k].getVertex(0)) * radius);
			vertices.push_back(glm::normalize(this->triangle_list[k].getVertex(1)) * radius);
			vertices.push_back(glm::normalize(this->triangle_list[k].getVertex(2)) * radius);

			this->mesh.addVertices(vertices);
			this->frame.addVertices(vertices);

			face_color.setHsb(ofMap(radius, 200, 250, 0, 255), 100, 255);
			frame_color.setHsb(ofMap(radius, 200, 250, 0, 255), 255, 255);
			for (int k = 0; k < vertices.size(); k++) {

				this->mesh.addColor(face_color);
				this->frame.addColor(frame_color);
			}

			this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3);

			this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);
			this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 3);
			this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 1);
		}
	}
}

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

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

	ofSetLineWidth(3);
	this->mesh.draw();
	this->frame.drawWireframe();

	ofSetColor(239);
	ofSetLineWidth(1);
	ofBeginShape();
	ofVertices(this->random_walk);
	ofEndShape();

	this->cam.end();

	/*
	int start = 145;
	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(39);

ofNoFill();

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(300, 4);

this->triangle_list.insert(this->triangle_list.end(), ico_sphere.getMesh().getUniqueFaces().begin(), ico_sphere.getMesh().getUniqueFaces().end());

this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh.clear();

this->frame.clear();

this->random_walk.clear();

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

for (int i = 0; i < 500; i++) {

auto location = glm::vec3(

ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.06 + i * 0.01), 0, 1, -320, 320),

ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.06 + i * 0.01), 0, 1, -320, 320),

ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.06 + i * 0.01), 0, 1, -320, 320));

this->random_walk.push_back(location);

}

ofColor face_color, frame_color;

for (auto radius = 200; radius <= 250; radius += 2) {

for (int k = 0; k < this->triangle_list.size(); k++) {

glm::vec3 avg = (this->triangle_list[k].getVertex(0) + this->triangle_list[k].getVertex(1) + this->triangle_list[k].getVertex(2)) / 3;

avg = glm::normalize(avg) * radius;

bool flag = true;

for (auto& location : this->random_walk) {

if (glm::distance(avg, location) < 80) {

flag = false;

break;

}

if (flag == false) { continue; }

vector<glm::vec3> vertices;

vertices.push_back(glm::normalize(this->triangle_list[k].getVertex(0)) * radius);

vertices.push_back(glm::normalize(this->triangle_list[k].getVertex(1)) * radius);

vertices.push_back(glm::normalize(this->triangle_list[k].getVertex(2)) * radius);

this->mesh.addVertices(vertices);

this->frame.addVertices(vertices);

face_color.setHsb(ofMap(radius, 200, 250, 0, 255), 100, 255);

frame_color.setHsb(ofMap(radius, 200, 250, 0, 255), 255, 255);

for (int k = 0; k < vertices.size(); k++) {

this->mesh.addColor(face_color);

this->frame.addColor(frame_color);

}

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 3);

this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 1);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

ofSetLineWidth(3);

this->mesh.draw();

this->frame.drawWireframe();

ofSetColor(239);

ofSetLineWidth(1);

ofBeginShape();

ofVertices(this->random_walk);

ofEndShape();

this->cam.end();

int start = 145;

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/Insta20240717

2024年7月
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