2022年1月 – ページ 9 – プログラミング de 落描き

2022年1月7日

Switching half circle. Draw by openFrameworks

[ Video ]

[ About ]
半円をスイッチしていく。

Switch the half circle.

[ 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(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(255);
	ofSetColor(0);
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	int span = 60;
	for (int x = span * -5; x < span * 5; x += span) {

		for (int y = span  * -5; y < span * 5; y += span) {

			int r = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0035), 0, 1, 0, 4);
			auto location = glm::vec2(x, y);

			if (r == 1) {

				location += glm::vec2(span, 0);
			}
			else if (r == 2) {

				location += glm::vec2(span, span);
			}
			else if (r == 3) {

				location += glm::vec2(0, span);
			}

			int deg_start = r * 90;
			ofBeginShape();
			for (int deg = deg_start; deg <= deg_start + 90; deg += 1) {

				auto radius = span * 0.5;
				ofVertex(location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			}
			ofVertex(location);
			ofEndShape(true);

			r = (r + 2) % 4;

			location = glm::vec2(x, y);
			if (r == 1) {

				location += glm::vec2(span, 0);
			}
			else if (r == 2) {

				location += glm::vec2(span, span);
			}
			else if (r == 3) {

				location += glm::vec2(0, span);
			}

			deg_start = r * 90;
			ofBeginShape();
			for (int deg = deg_start; deg <= deg_start + 90; deg += 1) {

				auto radius = span * 0.5;
				ofVertex(location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			}
			ofVertex(location);
			ofEndShape(true);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(255);

ofSetColor(0);

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

int span = 60;

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

for (int y = span * -5; y < span * 5; y += span) {

int r = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0035), 0, 1, 0, 4);

auto location = glm::vec2(x, y);

if (r == 1) {

location += glm::vec2(span, 0);

}

else if (r == 2) {

location += glm::vec2(span, span);

}

else if (r == 3) {

location += glm::vec2(0, span);

}

int deg_start = r * 90;

ofBeginShape();

for (int deg = deg_start; deg <= deg_start + 90; deg += 1) {

auto radius = span * 0.5;

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

}

ofVertex(location);

ofEndShape(true);

r = (r + 2) % 4;

location = glm::vec2(x, y);

if (r == 1) {

location += glm::vec2(span, 0);

}

else if (r == 2) {

location += glm::vec2(span, span);

}

else if (r == 3) {

location += glm::vec2(0, span);

}

deg_start = r * 90;

ofBeginShape();

for (int deg = deg_start; deg <= deg_start + 90; deg += 1) {

auto radius = span * 0.5;

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

}

ofVertex(location);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220107

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年1月6日2022年1月6日

Figure-8 driving. Draw by openFrameworks

[ Video ]

[ About ]
FF14の零式が実装されました。私は忙しいです。

FF14 Zero has been implemented. I’m busy.

[ 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(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(255); 
	ofSetLineWidth(2);

	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 = 28;
	int width = 7;

	for (int x = -radius * 10; x <= radius * 10; x += radius * 2.5) {

		for (int y = -radius * 8; y <= radius * 8; 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 = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, 0, 1440);
			int max_i = ofRandom(8, 20);
			for (int i = 0; i < max_i; i++) {

				int param = (p + 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, 100);
						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, 100);
						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(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetLineWidth(2);

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 = 28;

int width = 7;

for (int x = -radius * 10; x <= radius * 10; x += radius * 2.5) {

for (int y = -radius * 8; y <= radius * 8; 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 = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, 0, 1440);

int max_i = ofRandom(8, 20);

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

int param = (p + 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, 100);

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, 100);

face.draw();

ofSetColor(face_color);

line.drawWireframe();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220106

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年1月5日

Sun and sea. Draw by openFrameworks

[ Video ]

[ About ]
初日の出。

first sunrise (of New Year)

[ 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::vec3 rotate(glm::vec3 seed, glm::vec3 location);

	ofEasyCam cam;
	ofMesh mesh;
};

#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::vec3 rotate(glm::vec3 seed, glm::vec3 location);

ofEasyCam cam;

ofMesh mesh;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofEnableDepthTest();
	ofSetCircleResolution(60);
}

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

	ofSeedRandom(39);

	this->mesh.clear();

	auto span = 6;
	auto seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	for (int x = -500; x <= 500; x += span) {

		for (int y = -300; y <= 300; y += span) {

			vector<glm::vec3> vertices;
			vertices.push_back(this->rotate(seed, glm::vec3(x, y, 0)));
			vertices.push_back(this->rotate(seed, glm::vec3(x + span, y, 0)));
			vertices.push_back(this->rotate(seed, glm::vec3(x + span, y + span, 0)));
			vertices.push_back(this->rotate(seed, glm::vec3(x, y + span, 0)));

			for (auto& vertex : vertices) {

				vertex.z = ofMap(vertex.z, -5, 5, -30, 30);
			}

			this->mesh.addVertices(vertices);

			this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);
			this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);
		}
	}
}

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

	this->cam.begin();
	ofRotateX(270);

	ofSetLineWidth(1);

	ofSetColor(255);
	this->mesh.draw();

	ofTranslate(0, 0, 0.01);

	ofSetColor(0);
	this->mesh.drawWireframe();

	ofSetLineWidth(3);

	ofTranslate(0, 400, 0);
	ofRotateX(90);

	ofNoFill();
	ofDrawCircle(glm::vec3(), 250);

	ofSetColor(255);
	ofFill();
	ofDrawCircle(glm::vec3(), 249.5);

	this->cam.end();
}


//--------------------------------------------------------------
glm::vec3 ofApp::rotate(glm::vec3 seed, glm::vec3 location) {

	float deg_x = ofMap(ofNoise(seed.x, location.x * 0.003, location.y * 0.003 + ofGetFrameNum() * 0.0085), 0, 1, -180, 180);
	float deg_y = ofMap(ofNoise(seed.y, location.x * 0.003, location.y * 0.003 + ofGetFrameNum() * 0.0085), 0, 1, -180, 180);
	float deg_z = ofMap(ofNoise(seed.z, location.x * 0.003, location.y * 0.003 + ofGetFrameNum() * 0.0085), 0, 1, -180, 180);

	auto rotation_x = glm::rotate(glm::mat4(), deg_x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));
	auto rotation_y = glm::rotate(glm::mat4(), deg_y * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
	auto rotation_z = glm::rotate(glm::mat4(), deg_z * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

	auto tmp = glm::vec3(5 * cos(0 * DEG_TO_RAD), 5 * sin(0 * DEG_TO_RAD), 0);
	tmp = glm::vec4(tmp, 0) * rotation_z * rotation_y * rotation_x;

	return location + tmp;
}

//--------------------------------------------------------------
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(255);

ofEnableDepthTest();

ofSetCircleResolution(60);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh.clear();

auto span = 6;

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

for (int x = -500; x <= 500; x += span) {

for (int y = -300; y <= 300; y += span) {

vector<glm::vec3> vertices;

vertices.push_back(this->rotate(seed, glm::vec3(x, y, 0)));

vertices.push_back(this->rotate(seed, glm::vec3(x + span, y, 0)));

vertices.push_back(this->rotate(seed, glm::vec3(x + span, y + span, 0)));

vertices.push_back(this->rotate(seed, glm::vec3(x, y + span, 0)));

for (auto& vertex : vertices) {

vertex.z = ofMap(vertex.z, -5, 5, -30, 30);

}

this->mesh.addVertices(vertices);

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

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

ofSetLineWidth(1);

ofSetColor(255);

this->mesh.draw();

ofTranslate(0, 0, 0.01);

ofSetColor(0);

this->mesh.drawWireframe();

ofSetLineWidth(3);

ofTranslate(0, 400, 0);

ofRotateX(90);

ofNoFill();

ofDrawCircle(glm::vec3(), 250);

ofSetColor(255);

ofFill();

ofDrawCircle(glm::vec3(), 249.5);

this->cam.end();

}

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

glm::vec3 ofApp::rotate(glm::vec3 seed, glm::vec3 location) {

float deg_x = ofMap(ofNoise(seed.x, location.x * 0.003, location.y * 0.003 + ofGetFrameNum() * 0.0085), 0, 1, -180, 180);

float deg_y = ofMap(ofNoise(seed.y, location.x * 0.003, location.y * 0.003 + ofGetFrameNum() * 0.0085), 0, 1, -180, 180);

float deg_z = ofMap(ofNoise(seed.z, location.x * 0.003, location.y * 0.003 + ofGetFrameNum() * 0.0085), 0, 1, -180, 180);

auto rotation_x = glm::rotate(glm::mat4(), deg_x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

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

auto rotation_z = glm::rotate(glm::mat4(), deg_z * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

auto tmp = glm::vec3(5 * cos(0 * DEG_TO_RAD), 5 * sin(0 * DEG_TO_RAD), 0);

tmp = glm::vec4(tmp, 0) * rotation_z * rotation_y * rotation_x;

return location + tmp;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220105

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