openframeworks – ページ 272 – プログラミング de 落描き

2021年5月26日2021年5月26日

Gaming sphere. Draw by openFrameworks

[ Video ]

[ About ]
Gaming sphere.

[ 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<ofMeshFace> triangle_list;
	ofMesh mesh, frame;
};

#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<ofMeshFace> triangle_list;

ofMesh mesh, frame;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(100, 3);
	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() {

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

	for (int radius = 50; radius <= 500; radius += 20) {

		ofSeedRandom(39);

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

			glm::vec3 avg = (this->triangle_list[i].getVertex(0) + this->triangle_list[i].getVertex(1) + this->triangle_list[i].getVertex(2)) / 3;
			auto noise_value = ofNoise(glm::vec4(avg * 0.02, (radius + ofGetFrameNum() * 5) * 0.008));

			auto color_value = ofNoise(ofRandom(1000), (radius + ofGetFrameNum() * 5) * 0.008);

			if (noise_value < 0.4) {

				vector<glm::vec3> vertices;
				vertices.push_back(glm::normalize(((this->triangle_list[i].getVertex(0) - avg) * 0.999) + avg) * (radius + 10));
				vertices.push_back(glm::normalize(((this->triangle_list[i].getVertex(1) - avg) * 0.999) + avg) * (radius + 10));
				vertices.push_back(glm::normalize(((this->triangle_list[i].getVertex(2) - avg) * 0.999) + avg) * (radius + 10));

				vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(0)) * (radius - 10));
				vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(1)) * (radius - 10));
				vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(2)) * (radius - 10));

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

				ofColor color;
				color.setHsb(ofMap(color_value, 0, 1, 128, 255), 255, 255);
				for (int k = 0; k < vertices.size(); k++) {

					this->frame.addColor(color);
				}

				this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3);
				this->mesh.addTriangle(this->mesh.getNumVertices() - 4, this->mesh.getNumVertices() - 5, this->mesh.getNumVertices() - 6);

				this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 5);
				this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 5, this->mesh.getNumVertices() - 4);

				this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 6);
				this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 6, this->mesh.getNumVertices() - 4);

				this->mesh.addTriangle(this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 6);
				this->mesh.addTriangle(this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 6, this->mesh.getNumVertices() - 5);

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

				this->frame.addIndex(this->frame.getNumVertices() - 4); this->frame.addIndex(this->frame.getNumVertices() - 5);
				this->frame.addIndex(this->frame.getNumVertices() - 5); this->frame.addIndex(this->frame.getNumVertices() - 6);
				this->frame.addIndex(this->frame.getNumVertices() - 4); this->frame.addIndex(this->frame.getNumVertices() - 6);

				this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 4);
				this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 5);
				this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 6);
			}
		}
	}
}

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

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

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

	ofSetColor(255);
	this->frame.drawWireframe();

	this->cam.end();
}

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

ofSetLineWidth(2);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(100, 3);

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() {

this->mesh.clear();

this->frame.clear();

for (int radius = 50; radius <= 500; radius += 20) {

ofSeedRandom(39);

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

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

auto noise_value = ofNoise(glm::vec4(avg * 0.02, (radius + ofGetFrameNum() * 5) * 0.008));

auto color_value = ofNoise(ofRandom(1000), (radius + ofGetFrameNum() * 5) * 0.008);

if (noise_value < 0.4) {

vector<glm::vec3> vertices;

vertices.push_back(glm::normalize(((this->triangle_list[i].getVertex(0) - avg) * 0.999) + avg) * (radius + 10));

vertices.push_back(glm::normalize(((this->triangle_list[i].getVertex(1) - avg) * 0.999) + avg) * (radius + 10));

vertices.push_back(glm::normalize(((this->triangle_list[i].getVertex(2) - avg) * 0.999) + avg) * (radius + 10));

vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(0)) * (radius - 10));

vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(1)) * (radius - 10));

vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(2)) * (radius - 10));

this->mesh.addVertices(vertices);

this->frame.addVertices(vertices);

ofColor color;

color.setHsb(ofMap(color_value, 0, 1, 128, 255), 255, 255);

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

this->frame.addColor(color);

}

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

this->mesh.addTriangle(this->mesh.getNumVertices() - 4, this->mesh.getNumVertices() - 5, this->mesh.getNumVertices() - 6);

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 5);

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 5, this->mesh.getNumVertices() - 4);

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 6);

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 6, this->mesh.getNumVertices() - 4);

this->mesh.addTriangle(this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 6);

this->mesh.addTriangle(this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 6, this->mesh.getNumVertices() - 5);

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

this->frame.addIndex(this->frame.getNumVertices() - 4); this->frame.addIndex(this->frame.getNumVertices() - 5);

this->frame.addIndex(this->frame.getNumVertices() - 5); this->frame.addIndex(this->frame.getNumVertices() - 6);

this->frame.addIndex(this->frame.getNumVertices() - 4); this->frame.addIndex(this->frame.getNumVertices() - 6);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 4);

this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 5);

this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 6);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.37);

ofRotateY(ofGetFrameNum() * 0.72);

ofSetColor(0);

this->mesh.drawFaces();

ofSetColor(255);

this->frame.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210526

2021年5月25日2021年5月25日

hex rotationg. Draw by openFrameworks

[ Video ]

[ About ]
hex rotationg.

[ 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) {};

	void setHexToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height);

	ofEasyCam cam;
	ofMesh face, line;
};

#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) {};

void setHexToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height);

ofEasyCam cam;

ofMesh face, line;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

	this->face.clear();
	this->line.clear();

	for (int z = -2500; z <= 350; z += 50) {

		this->setHexToMesh(this->face, this->line, glm::vec3(0, 0, z), 300, 3, 50);
	}
}

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

	this->cam.begin();

	ofSetColor(39);
	this->face.draw();

	ofSetColor(200, 39, 39);
	this->line.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setHexToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height) {

	int index = face_target.getNumVertices();
	int deg_start = ofMap(ofNoise(location.z * 0.0005 + ofGetFrameNum() * 0.008), 0, 1, 0, 360 * 2);
	int deg_end = deg_start + 360;
	int deg_span = 60;

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

		auto face_index = face_target.getNumVertices();

		vector<glm::vec3> vertices;
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * 0.5));
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

		vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * 0.5));
		vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

		for (auto& vertex : vertices) {

			vertex += location;
		}

		face_target.addVertices(vertices);

		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);
		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

		face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 6);
		face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2);

		auto frame_index = frame_target.getNumVertices();

		frame_target.addVertices(vertices);

		frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);
		frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);
		frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 3);
		frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);

		frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);
		frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 7);
		frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);
	}
}

//--------------------------------------------------------------
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(239);

ofSetLineWidth(2);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->line.clear();

for (int z = -2500; z <= 350; z += 50) {

this->setHexToMesh(this->face, this->line, glm::vec3(0, 0, z), 300, 3, 50);

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(39);

this->face.draw();

ofSetColor(200, 39, 39);

this->line.drawWireframe();

this->cam.end();

}

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

void ofApp::setHexToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height) {

int index = face_target.getNumVertices();

int deg_start = ofMap(ofNoise(location.z * 0.0005 + ofGetFrameNum() * 0.008), 0, 1, 0, 360 * 2);

int deg_end = deg_start + 360;

int deg_span = 60;

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

auto face_index = face_target.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

for (auto& vertex : vertices) {

vertex += location;

}

face_target.addVertices(vertices);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2);

auto frame_index = frame_target.getNumVertices();

frame_target.addVertices(vertices);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 3);

frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);

frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);

frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 7);

frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210525

2021年5月24日2021年5月24日

Ring & Box. Draw by openFrameworks

[ Video ]

[ About ]
Ring & 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) {};

	void setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float size, ofColor face_color);
	void setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float height, float width, float depth, ofColor face_colorr);

	ofEasyCam cam;
	ofMesh face, line;
	float noise_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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float size, ofColor face_color);

void setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float height, float width, float depth, ofColor face_colorr);

ofEasyCam cam;

ofMesh face, line;

float noise_param;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

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

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

	this->face.clear();
	this->line.clear();

	for (int x = -350; x <= 350; x += 8) {

		for (int y = -350; y <= 350; y += 8) {

			auto height = ofMap(ofNoise(x, y, ofGetFrameNum() * 0.005), 0, 1, 0, 200);
			auto rad = std::atan2(y, x);
			auto noise_value = ofNoise(cos(rad), sin(rad), this->noise_param);
			auto radius = ofMap(noise_value, 0, 1, 100, 350);
			auto distance = glm::distance(glm::vec2(radius * cos(rad), radius * sin(rad)), glm::vec2(x, y));

			if (distance < 50) {
			
				height *= ofMap(distance, 0, 50, 1, 0);
				this->setBoxToMesh(this->face, this->line, glm::vec3(x, y, height * -0.5), 8, 8, height, ofColor(239));
			}
			else {

				this->setBoxToMesh(this->face, this->line, glm::vec3(x, y, -4), 8, 8, 8, ofColor(239));
			}
		}
	}

	if (ofGetFrameNum() % 70 < 45) {

		this->noise_param += ofMap(ofGetFrameNum() % 70, 0, 45, 0.07, 0);
	}
}

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

	this->cam.begin();
	ofRotateX(130);

	this->face.draw();

	ofSetColor(39);
	this->line.drawWireframe();

	ofMesh ring, ring_line;
	ring_line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
	vector<glm::vec3> vertices;
	for (float deg = 0; deg <= 360; deg += 1) {

		auto noise_value = ofNoise(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD), this->noise_param);
		auto radius = ofMap(noise_value, 0, 1, 100, 350);
		
		vertices.push_back(glm::vec3((radius - 15) * cos(deg * DEG_TO_RAD), (radius - 15) * sin(deg * DEG_TO_RAD), -300));
		vertices.push_back(glm::vec3((radius + 15) * cos(deg * DEG_TO_RAD), (radius + 15) * sin(deg * DEG_TO_RAD), -300));

		ring.addVertices(vertices);
		ring_line.addVertices(vertices);
		if (deg > 0) {

			ring.addIndex(ring.getNumVertices() - 1); ring.addIndex(ring.getNumVertices() - 2); ring.addIndex(ring.getNumVertices() - 4);
			ring.addIndex(ring.getNumVertices() - 1); ring.addIndex(ring.getNumVertices() - 4); ring.addIndex(ring.getNumVertices() - 5);

			ring_line.addIndex(ring_line.getNumVertices() - 1); ring_line.addIndex(ring_line.getNumVertices() - 3);
			ring_line.addIndex(ring_line.getNumVertices() - 2); ring_line.addIndex(ring_line.getNumVertices() - 4);
		}
	}

	ofSetColor(239);
	ring.draw();
	ofSetColor(39);
	ring_line.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float size, ofColor face_color) {

	this->setBoxToMesh(face_target, line_target, location, size, size, size, face_color);
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float height, float width, float depth, ofColor face_color) {

	int face_index = face_target.getNumVertices();
	int line_index = line_target.getNumVertices();

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);
	face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

	face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

	line_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));
	line_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));
	line_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));
	line_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

	line_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	line_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	line_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	line_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

	line_target.addIndex(line_index + 0); line_target.addIndex(line_index + 1);
	line_target.addIndex(line_index + 1); line_target.addIndex(line_index + 2);
	line_target.addIndex(line_index + 2); line_target.addIndex(line_index + 3);
	line_target.addIndex(line_index + 3); line_target.addIndex(line_index + 0);

	line_target.addIndex(line_index + 4); line_target.addIndex(line_index + 5);
	line_target.addIndex(line_index + 5); line_target.addIndex(line_index + 6);
	line_target.addIndex(line_index + 6); line_target.addIndex(line_index + 7);
	line_target.addIndex(line_index + 7); line_target.addIndex(line_index + 4);

	line_target.addIndex(line_index + 0); line_target.addIndex(line_index + 4);
	line_target.addIndex(line_index + 1); line_target.addIndex(line_index + 5);
	line_target.addIndex(line_index + 2); line_target.addIndex(line_index + 6);
	line_target.addIndex(line_index + 3); line_target.addIndex(line_index + 7);

	for (int i = 0; i < 8; i++) {

		face_target.addColor(face_color);
	}
}

//--------------------------------------------------------------
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(239);

ofSetLineWidth(2);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

this->face.clear();

this->line.clear();

for (int x = -350; x <= 350; x += 8) {

for (int y = -350; y <= 350; y += 8) {

auto height = ofMap(ofNoise(x, y, ofGetFrameNum() * 0.005), 0, 1, 0, 200);

auto rad = std::atan2(y, x);

auto noise_value = ofNoise(cos(rad), sin(rad), this->noise_param);

auto radius = ofMap(noise_value, 0, 1, 100, 350);

auto distance = glm::distance(glm::vec2(radius * cos(rad), radius * sin(rad)), glm::vec2(x, y));

if (distance < 50) {

height *= ofMap(distance, 0, 50, 1, 0);

this->setBoxToMesh(this->face, this->line, glm::vec3(x, y, height * -0.5), 8, 8, height, ofColor(239));

}

else {

this->setBoxToMesh(this->face, this->line, glm::vec3(x, y, -4), 8, 8, 8, ofColor(239));

}

if (ofGetFrameNum() % 70 < 45) {

this->noise_param += ofMap(ofGetFrameNum() % 70, 0, 45, 0.07, 0);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(130);

this->face.draw();

ofSetColor(39);

this->line.drawWireframe();

ofMesh ring, ring_line;

ring_line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

vector<glm::vec3> vertices;

for (float deg = 0; deg <= 360; deg += 1) {

auto noise_value = ofNoise(cos(deg * DEG_TO_RAD), sin(deg * DEG_TO_RAD), this->noise_param);

auto radius = ofMap(noise_value, 0, 1, 100, 350);

vertices.push_back(glm::vec3((radius - 15) * cos(deg * DEG_TO_RAD), (radius - 15) * sin(deg * DEG_TO_RAD), -300));

vertices.push_back(glm::vec3((radius + 15) * cos(deg * DEG_TO_RAD), (radius + 15) * sin(deg * DEG_TO_RAD), -300));

ring.addVertices(vertices);

ring_line.addVertices(vertices);

if (deg > 0) {

ring.addIndex(ring.getNumVertices() - 1); ring.addIndex(ring.getNumVertices() - 2); ring.addIndex(ring.getNumVertices() - 4);

ring.addIndex(ring.getNumVertices() - 1); ring.addIndex(ring.getNumVertices() - 4); ring.addIndex(ring.getNumVertices() - 5);

ring_line.addIndex(ring_line.getNumVertices() - 1); ring_line.addIndex(ring_line.getNumVertices() - 3);

ring_line.addIndex(ring_line.getNumVertices() - 2); ring_line.addIndex(ring_line.getNumVertices() - 4);

}

ofSetColor(239);

ring.draw();

ofSetColor(39);

ring_line.drawWireframe();

this->cam.end();

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float size, ofColor face_color) {

this->setBoxToMesh(face_target, line_target, location, size, size, size, face_color);

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& line_target, glm::vec3 location, float height, float width, float depth, ofColor face_color) {

int face_index = face_target.getNumVertices();

int line_index = line_target.getNumVertices();

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

line_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));

line_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));

line_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));

line_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

line_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));

line_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));

line_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));

line_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

line_target.addIndex(line_index + 0); line_target.addIndex(line_index + 1);

line_target.addIndex(line_index + 1); line_target.addIndex(line_index + 2);

line_target.addIndex(line_index + 2); line_target.addIndex(line_index + 3);

line_target.addIndex(line_index + 3); line_target.addIndex(line_index + 0);

line_target.addIndex(line_index + 4); line_target.addIndex(line_index + 5);

line_target.addIndex(line_index + 5); line_target.addIndex(line_index + 6);

line_target.addIndex(line_index + 6); line_target.addIndex(line_index + 7);

line_target.addIndex(line_index + 7); line_target.addIndex(line_index + 4);

line_target.addIndex(line_index + 0); line_target.addIndex(line_index + 4);

line_target.addIndex(line_index + 1); line_target.addIndex(line_index + 5);

line_target.addIndex(line_index + 2); line_target.addIndex(line_index + 6);

line_target.addIndex(line_index + 3); line_target.addIndex(line_index + 7);

for (int i = 0; i < 8; i++) {

face_target.addColor(face_color);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210524

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