ofMesh – ページ 91 – プログラミング de 落描き

2021年12月14日2021年12月14日

Glitter. Draw by openFrameworks

[ Video ]

[ About ]
下の式で無限ループに。
radius = (randam + frame) % total_frame

The following formula makes it an infinite loop.
radius = (randam + frame) % total_frame

[ 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) {};

	ofMesh mesh;
	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 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) {};

ofMesh mesh;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");

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

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

	ofColor color;
	int color_count = 12;
	for (int i = 0; i < color_count; i++) {

		color.setHsb(ofMap(i, 0, color_count, 0, 255), 150, 200);
		this->color_list.push_back(color);
	}
}

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

	ofSeedRandom(39);

	this->mesh.clear();

	int radius = 540;
	int span = 30;

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

		int deg_start = i % 3;
		for (int deg = deg_start; deg < deg_start + 360; deg += 3) {

			auto tmp_radius = (int)(ofRandom(radius)  + ofGetFrameNum() * 2) % radius;

			this->mesh.addVertex(glm::vec3(tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD), 0));
			this->mesh.addColor(ofColor(this->color_list[i], 0));
		}
	}

	for (int i = 0; i < this->mesh.getNumVertices(); i++) {

		for (int k = i + 1; k < this->mesh.getNumVertices(); k++) {

			auto distance = glm::distance(this->mesh.getVertex(i), this->mesh.getVertex(k));
			if (distance < span) {

				auto alpha = distance < span * 0.25 ? 255 : ofMap(distance, span * 0.25, span, 255, 0);

				if (this->mesh.getColor(i).a < alpha) {

					this->mesh.setColor(i, ofColor(this->mesh.getColor(i), alpha));
				}

				if (this->mesh.getColor(k).a < alpha) {

					this->mesh.setColor(k, ofColor(this->mesh.getColor(k), alpha));
				}

				this->mesh.addIndex(i);
				this->mesh.addIndex(k);
			}
		}
	}

}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	this->mesh.drawWireframe();

	for (int i = 0; i < this->mesh.getNumVertices(); i++) {

		ofSetColor(this->mesh.getColor(i));
		ofDrawCircle(this->mesh.getVertex(i), 1.85);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

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

ofColor color;

int color_count = 12;

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

color.setHsb(ofMap(i, 0, color_count, 0, 255), 150, 200);

this->color_list.push_back(color);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh.clear();

int radius = 540;

int span = 30;

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

int deg_start = i % 3;

for (int deg = deg_start; deg < deg_start + 360; deg += 3) {

auto tmp_radius = (int)(ofRandom(radius) + ofGetFrameNum() * 2) % radius;

this->mesh.addVertex(glm::vec3(tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD), 0));

this->mesh.addColor(ofColor(this->color_list[i], 0));

}

for (int i = 0; i < this->mesh.getNumVertices(); i++) {

for (int k = i + 1; k < this->mesh.getNumVertices(); k++) {

auto distance = glm::distance(this->mesh.getVertex(i), this->mesh.getVertex(k));

if (distance < span) {

auto alpha = distance < span * 0.25 ? 255 : ofMap(distance, span * 0.25, span, 255, 0);

if (this->mesh.getColor(i).a < alpha) {

this->mesh.setColor(i, ofColor(this->mesh.getColor(i), alpha));

}

if (this->mesh.getColor(k).a < alpha) {

this->mesh.setColor(k, ofColor(this->mesh.getColor(k), alpha));

}

this->mesh.addIndex(i);

this->mesh.addIndex(k);

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

this->mesh.drawWireframe();

for (int i = 0; i < this->mesh.getNumVertices(); i++) {

ofSetColor(this->mesh.getColor(i));

ofDrawCircle(this->mesh.getVertex(i), 1.85);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20211214

2021年12月12日

Noisy spheres. Draw by openFrameworks

[ Video ]

[ About ]
ofIcoSphereをノイズで弄る。
それを並べて見比べる。

Play with the noise ofIcoSphere.
Compare them side by side.

[ 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;
	vector<glm::vec3> location_list;

	vector<ofMesh> mesh_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<ofMeshFace> triangle_list;

vector<glm::vec3> location_list;

vector<ofMesh> mesh_list;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(250, 4);
	this->triangle_list.insert(this->triangle_list.end(), ico_sphere.getMesh().getUniqueFaces().begin(), ico_sphere.getMesh().getUniqueFaces().end());

	for (auto& triangle : this->triangle_list) {

		glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;
		this->location_list.push_back(avg);
	}
}

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

	
	this->mesh_list.clear();

	for (int x = -450; x <= 450; x += 900) {

		for (int y = -600; y <= 600; y += 600) {

			ofMesh mesh;

			ofColor mesh_color = ofColor(255);
			ofColor frame_color = ofColor(0);

			int radius = 230;
			for (int i = 0; i < this->location_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;

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

				for (auto& vertex : vertices) {

					auto tmp_radius = ofMap(ofNoise(glm::vec4(vertex * 0.005 + glm::vec3(x, y, 0), ofGetFrameNum() * 0.005)), 0, 1, radius - 66, radius + 65);
					vertex = glm::normalize(vertex) * tmp_radius + glm::vec3(x, y, 0);
				}

				mesh.addVertices(vertices);
				mesh.addTriangle(mesh.getNumVertices() - 1, mesh.getNumVertices() - 2, mesh.getNumVertices() - 3);
			}

			this->mesh_list.push_back(mesh);
		}
	}
}

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

	this->cam.begin();

	for (auto& mesh : this->mesh_list) {

		ofSetColor(255);
		mesh.drawFaces();

		ofSetColor(39);
		mesh.drawWireframe();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(250, 4);

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

for (auto& triangle : this->triangle_list) {

glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;

this->location_list.push_back(avg);

}

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

void ofApp::update() {

this->mesh_list.clear();

for (int x = -450; x <= 450; x += 900) {

for (int y = -600; y <= 600; y += 600) {

ofMesh mesh;

ofColor mesh_color = ofColor(255);

ofColor frame_color = ofColor(0);

int radius = 230;

for (int i = 0; i < this->location_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;

vector<glm::vec3> vertices;

vertices.push_back(this->triangle_list[i].getVertex(0));

vertices.push_back(this->triangle_list[i].getVertex(1));

vertices.push_back(this->triangle_list[i].getVertex(2));

for (auto& vertex : vertices) {

auto tmp_radius = ofMap(ofNoise(glm::vec4(vertex * 0.005 + glm::vec3(x, y, 0), ofGetFrameNum() * 0.005)), 0, 1, radius - 66, radius + 65);

vertex = glm::normalize(vertex) * tmp_radius + glm::vec3(x, y, 0);

}

mesh.addVertices(vertices);

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

}

this->mesh_list.push_back(mesh);

}

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

void ofApp::draw() {

this->cam.begin();

for (auto& mesh : this->mesh_list) {

ofSetColor(255);

mesh.drawFaces();

ofSetColor(39);

mesh.drawWireframe();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20211212

2021年12月11日

Tornado of hexagon plate. Draw by openFrameworks

[ Video ]

[ About ]
六角形の板を回転させました。

I rotated the hexagonal plate.

[ 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 setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, glm::vec3 deg, ofColor face_color, ofColor frame_color);

	vector<glm::vec3> location_list;

	ofEasyCam cam;
	ofMesh base_face, base_frame, face, 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 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 setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, glm::vec3 deg, ofColor face_color, ofColor frame_color);

vector<glm::vec3> location_list;

ofEasyCam cam;

ofMesh base_face, base_frame, face, frame;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(0);
	ofSetLineWidth(1);
	ofEnableDepthTest();

	auto radius = 12;
	auto x_span = radius * sqrt(3);
	auto flg = true;
	for (auto y = 0; y < ofGetWidth(); y += radius * 1.5) {

		for (int x = 0; x < ofGetHeight() * 3; x += x_span) {

			glm::vec3 location;

			if (flg) {

				location = glm::vec3(x, y, 0);
			}
			else {

				location = glm::vec3(x + (x_span / 2), y, 0);
			}

			this->setHexagonToMesh(this->base_face, this->base_frame, location - glm::vec3(ofGetHeight() * 1.5, ofGetWidth() * 0.5, 0), 12, 6, glm::vec3(), ofColor(0), ofColor(255));
		}

		flg = !flg;
	}

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

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

	ofSeedRandom(39);

	this->face = this->base_face;
	this->frame = this->base_frame;

	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	for (int i = 0; i < this->face.getNumVertices(); i++) {

		auto noise_x = ofNoise( this->face.getVertex(i).x * 0.001 + ofGetFrameNum() * 0.008);
		auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_x, 0, 1, PI * -3, PI * 3), glm::vec3(1, 0, 0));

		auto tmp = glm::vec4(this->face.getVertex(i), 0) * rotation_x;

		this->face.setVertex(i, tmp);
		this->frame.setVertex(i, tmp);
	}
}

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

	this->cam.begin();
	ofRotateX(280);

	this->face.draw();
	this->frame.draw();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, glm::vec3 deg, ofColor face_color, ofColor frame_color) {

	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));

	for (int deg = 90; deg < 450; deg += 60) {

		auto face_radius = radius - 0.5;
		auto face_index = face_target.getNumVertices();

		vector<glm::vec3> vertices;
		vertices.push_back(glm::vec3(0, 0, 0));
		vertices.push_back(glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), 0));
		vertices.push_back(glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), 0));
		vertices.push_back(glm::vec3(0, 0, height));
		vertices.push_back(glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), height));
		vertices.push_back(glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), height));

		for (auto& vertex : vertices) {

			vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;
		}

		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 + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);
		face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 4);
		face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

		auto frame_index = frame_target.getNumVertices();

		vertices.clear();
		vertices.push_back(glm::vec3(0, 0, 0));
		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));
		vertices.push_back(glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), 0));
		vertices.push_back(glm::vec3(0, 0, height));
		vertices.push_back(glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), height));
		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height));

		for (auto& vertex : vertices) {

			vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;
		}

		frame_target.addVertices(vertices);

		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 + 1); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4);

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

			face_target.addColor(face_color);
			frame_target.addColor(frame_color);
		}
	}
}

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

ofSetLineWidth(1);

ofEnableDepthTest();

auto radius = 12;

auto x_span = radius * sqrt(3);

auto flg = true;

for (auto y = 0; y < ofGetWidth(); y += radius * 1.5) {

for (int x = 0; x < ofGetHeight() * 3; x += x_span) {

glm::vec3 location;

if (flg) {

location = glm::vec3(x, y, 0);

}

else {

location = glm::vec3(x + (x_span / 2), y, 0);

}

this->setHexagonToMesh(this->base_face, this->base_frame, location - glm::vec3(ofGetHeight() * 1.5, ofGetWidth() * 0.5, 0), 12, 6, glm::vec3(), ofColor(0), ofColor(255));

}

flg = !flg;

}

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

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face = this->base_face;

this->frame = this->base_frame;

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

for (int i = 0; i < this->face.getNumVertices(); i++) {

auto noise_x = ofNoise( this->face.getVertex(i).x * 0.001 + ofGetFrameNum() * 0.008);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_x, 0, 1, PI * -3, PI * 3), glm::vec3(1, 0, 0));

auto tmp = glm::vec4(this->face.getVertex(i), 0) * rotation_x;

this->face.setVertex(i, tmp);

this->frame.setVertex(i, tmp);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(280);

this->face.draw();

this->frame.draw();

this->cam.end();

}

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

void ofApp::setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, glm::vec3 deg, ofColor face_color, ofColor frame_color) {

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));

for (int deg = 90; deg < 450; deg += 60) {

auto face_radius = radius - 0.5;

auto face_index = face_target.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(0, 0, 0));

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

vertices.push_back(glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), 0));

vertices.push_back(glm::vec3(0, 0, height));

vertices.push_back(glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), height));

vertices.push_back(glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), height));

for (auto& vertex : vertices) {

vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;

}

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 + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 4);

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

auto frame_index = frame_target.getNumVertices();

vertices.clear();

vertices.push_back(glm::vec3(0, 0, 0));

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

vertices.push_back(glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), 0));

vertices.push_back(glm::vec3(0, 0, height));

vertices.push_back(glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), height));

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

for (auto& vertex : vertices) {

vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;

}

frame_target.addVertices(vertices);

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 + 1); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4);

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

face_target.addColor(face_color);

frame_target.addColor(frame_color);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20211211

2025年7月
月	火	水	木	金	土	日
	1	2	3	4	5	6
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21	22	23	24	25	26	27
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