プログラミング de 落描き

2020年10月23日2020年10月23日

Changing interval of noise param. Draw by openFrameworks

[ Video ]

[ About ]
ノイズの間隔を変化。

Changing interval of noise param.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofEasyCam cam;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(300);
	ofRotateZ(ofGetFrameNum() * 0.25);

	float deg_span = 0.1;
	float noise_span = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, 0.001, 0.025);
	for (float radius = 50; radius <= 200; radius += 50) {

		ofMesh face, frame;
		frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
		for (float deg = 0; deg < 360; deg += deg_span) {

			int index = face.getNumVertices() - 2;

			auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
			auto noise_value = ofNoise(glm::vec3(location * noise_span, ofGetFrameNum() * 0.0001));
			float z = noise_value < 0.45 ? 1 : ofMap(noise_value, 0.45, 1.0, 0, 80);

			face.addVertex(glm::vec3(location, -z));
			face.addVertex(glm::vec3(location, z));

			frame.addVertex(glm::vec3(location, -z));
			frame.addVertex(glm::vec3(location, z));

			if (index > -1) {

				face.addIndex(index); face.addIndex(index + 1); face.addIndex(index + 3);
				face.addIndex(index); face.addIndex(index + 2); face.addIndex(index + 3);

				frame.addIndex(index); frame.addIndex(index + 2);
				frame.addIndex(index + 1); frame.addIndex(index + 3);
			}
		}

		ofSetColor(39);
		face.draw();

		ofSetColor(239);
		frame.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(239);

ofSetColor(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(300);

ofRotateZ(ofGetFrameNum() * 0.25);

float deg_span = 0.1;

float noise_span = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, 0.001, 0.025);

for (float radius = 50; radius <= 200; radius += 50) {

ofMesh face, frame;

frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

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

int index = face.getNumVertices() - 2;

auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

auto noise_value = ofNoise(glm::vec3(location * noise_span, ofGetFrameNum() * 0.0001));

float z = noise_value < 0.45 ? 1 : ofMap(noise_value, 0.45, 1.0, 0, 80);

face.addVertex(glm::vec3(location, -z));

face.addVertex(glm::vec3(location, z));

frame.addVertex(glm::vec3(location, -z));

frame.addVertex(glm::vec3(location, z));

if (index > -1) {

face.addIndex(index); face.addIndex(index + 1); face.addIndex(index + 3);

face.addIndex(index); face.addIndex(index + 2); face.addIndex(index + 3);

frame.addIndex(index); frame.addIndex(index + 2);

frame.addIndex(index + 1); frame.addIndex(index + 3);

}

ofSetColor(39);

face.draw();

ofSetColor(239);

frame.drawWireframe();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20201023

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Amazon

[ Sponsor Link ]

2020年10月22日2020年10月21日

RGB division. Draw by openFrameworks

[ Video ]

[ About ]
RGB分裂。

RGB Split.

[ 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(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);

	ofSetCircleResolution(60);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY);
}

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

	ofSeedRandom(39);
}

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

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

	vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) };

	for (int x = -280; x <= 280; x += 80) {

		for (int y = -280; y <= 280; y += 80) {

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

				auto noise_value = glm::vec2(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005));
			
				float noise_x = 0;
				if (noise_value.x < 0.25) {
				
					noise_x = ofMap(noise_value.x, 0, 0.25, -20, 0);
				}
				else if (noise_value.x > 0.75) {

					noise_x = ofMap(noise_value.x, 0.75, 1.0, 0, 20);
				}
				float noise_y = 0;
				if (noise_value.y < 0.25) {

					noise_y = ofMap(noise_value.y, 0, 0.25, -20, 0);
				}
				else if (noise_value.y > 0.75) {

					noise_y = ofMap(noise_value.y, 0.75, 1.0, 0, 20);
				}

				ofSetColor(color_list[i]);
				ofDrawCircle(glm::vec2(x + noise_x, y + noise_y), 15);
			}
		}
	}
}


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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetCircleResolution(60);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

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

vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) };

for (int x = -280; x <= 280; x += 80) {

for (int y = -280; y <= 280; y += 80) {

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

auto noise_value = glm::vec2(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005));

float noise_x = 0;

if (noise_value.x < 0.25) {

noise_x = ofMap(noise_value.x, 0, 0.25, -20, 0);

}

else if (noise_value.x > 0.75) {

noise_x = ofMap(noise_value.x, 0.75, 1.0, 0, 20);

}

float noise_y = 0;

if (noise_value.y < 0.25) {

noise_y = ofMap(noise_value.y, 0, 0.25, -20, 0);

}

else if (noise_value.y > 0.75) {

noise_y = ofMap(noise_value.y, 0.75, 1.0, 0, 20);

}

ofSetColor(color_list[i]);

ofDrawCircle(glm::vec2(x + noise_x, y + noise_y), 15);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20201022

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年10月21日2020年10月21日

Rotating cube. Draw by openFrameworks

[ Video ]

[ About ]
回転キューブ。

Rotating cube.

[ 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& frame_target, glm::vec3 location, float height, float width, float depth);

	ofEasyCam cam;
	ofMesh face, frame;

	vector<glm::vec3> location_list;
	int span;
	vector<glm::vec3> axis_list;
	int axis_index;
	int target_param;
	int direction;

};

#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& frame_target, glm::vec3 location, float height, float width, float depth);

ofEasyCam cam;

ofMesh face, frame;

vector<glm::vec3> location_list;

int span;

vector<glm::vec3> axis_list;

int axis_index;

int target_param;

int direction;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofEnableDepthTest();

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

	this->span = 100;
	for (int x = -this->span * 2; x <= this->span * 2; x += this->span) {

		for (int y = -this->span * 2; y <= this->span * 2; y += this->span) {

			for (int z = -this->span * 2; z <= this->span * 2; z += this->span) {

				this->location_list.push_back(glm::vec3(x, y, z));
			}
		}
	}

	this->axis_list = { glm::vec3(1, 0, 0), glm::vec3(0, 1, 0), glm::vec3(0, 0, 1) };
	this->axis_index = 0;
	this->target_param = 0;
	this->direction = 5;
}

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

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

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

		if ((this->axis_index == 0 && this->location_list[i].x == this->target_param) || (this->axis_index == 1 && this->location_list[i].y == this->target_param) || (this->axis_index == 2 && this->location_list[i].z == this->target_param)) {

			auto rotation = glm::rotate(glm::mat4(), (float)DEG_TO_RAD * (ofGetFrameNum() % 18) * this->direction, this->axis_list[this->axis_index]);
			auto location = glm::vec4(location_list[i], 0) * rotation;

			this->setBoxToMesh(this->face, this->frame, location, this->span * 0.85, this->span * 0.85, this->span * 0.85);
		}
		else {

			this->setBoxToMesh(this->face, this->frame, this->location_list[i], this->span * 0.85, this->span * 0.85, this->span * 0.85);
		}
	}

	if (ofGetFrameNum() % 18 == 0) {

		this->axis_index = (int)ofRandom(this->axis_list.size());
		this->target_param = (int)ofRandom(5) * this->span - this->span * 2;
		this->direction = ofRandom(2) < 1 ? 5 : -5;
	}

}

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

	this->cam.begin();
	ofRotateX(ofGetFrameNum() * 0.43);
	ofRotateY(ofGetFrameNum() * 0.65);

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

	ofSetColor(239);
	this->frame.drawWireframe();

	this->cam.end();
}

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

	auto noise_value = glm::vec2(ofNoise(location.x * 0.002 + 300, ofGetFrameNum() * 0.004), ofNoise(location.y * 0.002 + 300, ofGetFrameNum() * 0.004));

	int index = face_target.getVertices().size();

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

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

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

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

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

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

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

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

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

	frame_target.addIndex(index + 4); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 5); frame_target.addIndex(index + 6);
	frame_target.addIndex(index + 6); frame_target.addIndex(index + 7);
	frame_target.addIndex(index + 7); frame_target.addIndex(index + 4);

	frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);
	frame_target.addIndex(index + 1); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 2); frame_target.addIndex(index + 6);
	frame_target.addIndex(index + 3); frame_target.addIndex(index + 7);
}


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

ofSetColor(39);

ofEnableDepthTest();

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

this->span = 100;

for (int x = -this->span * 2; x <= this->span * 2; x += this->span) {

for (int y = -this->span * 2; y <= this->span * 2; y += this->span) {

for (int z = -this->span * 2; z <= this->span * 2; z += this->span) {

this->location_list.push_back(glm::vec3(x, y, z));

}

this->axis_list = { glm::vec3(1, 0, 0), glm::vec3(0, 1, 0), glm::vec3(0, 0, 1) };

this->axis_index = 0;

this->target_param = 0;

this->direction = 5;

}

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

void ofApp::update() {

this->face.clear();

this->frame.clear();

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

if ((this->axis_index == 0 && this->location_list[i].x == this->target_param) || (this->axis_index == 1 && this->location_list[i].y == this->target_param) || (this->axis_index == 2 && this->location_list[i].z == this->target_param)) {

auto rotation = glm::rotate(glm::mat4(), (float)DEG_TO_RAD * (ofGetFrameNum() % 18) * this->direction, this->axis_list[this->axis_index]);

auto location = glm::vec4(location_list[i], 0) * rotation;

this->setBoxToMesh(this->face, this->frame, location, this->span * 0.85, this->span * 0.85, this->span * 0.85);

}

else {

this->setBoxToMesh(this->face, this->frame, this->location_list[i], this->span * 0.85, this->span * 0.85, this->span * 0.85);

}

if (ofGetFrameNum() % 18 == 0) {

this->axis_index = (int)ofRandom(this->axis_list.size());

this->target_param = (int)ofRandom(5) * this->span - this->span * 2;

this->direction = ofRandom(2) < 1 ? 5 : -5;

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.43);

ofRotateY(ofGetFrameNum() * 0.65);

ofSetColor(39);

this->face.draw();

ofSetColor(239);

this->frame.drawWireframe();

this->cam.end();

}

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

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

auto noise_value = glm::vec2(ofNoise(location.x * 0.002 + 300, ofGetFrameNum() * 0.004), ofNoise(location.y * 0.002 + 300, ofGetFrameNum() * 0.004));

int index = face_target.getVertices().size();

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);

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

frame_target.addIndex(index + 2); frame_target.addIndex(index + 6);

frame_target.addIndex(index + 3); frame_target.addIndex(index + 7);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20201021

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