programming – ページ 413 – プログラミング de 落描き

2020年3月20日2020年3月20日

Neon circles. openFrameworks

[ Video ]

[ About ]
ネオン・サークルズ。

Neon circles.

[ Source ]

#pragma once
#include "ofMain.h"
#include "opencv2/opencv.hpp"

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) {};

	ofFbo fbo;
	ofPixels pixels;
	cv::Mat pixels_mat;
};

#pragma once

#include "ofMain.h"

#include "opencv2/opencv.hpp"

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) {};

ofFbo fbo;

ofPixels pixels;

cv::Mat pixels_mat;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(3);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->fbo.allocate(ofGetWidth(), ofGetHeight());
	this->fbo.readToPixels(this->pixels);
	this->pixels_mat = cv::Mat(this->pixels.getHeight(), this->pixels.getWidth(), CV_8UC4, this->pixels.getData());
}

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

	ofSeedRandom(39);

	this->fbo.begin();
	ofClear(0);
	ofFill();
	ofTranslate(this->fbo.getWidth() * 0.5, this->fbo.getHeight() * 0.5);

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

		auto len = 23;
		auto radius = (i + 1) * 40;
		auto deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(3, 8);
		auto deg_end = deg_start + ofRandom(100, 270);
		vector<glm::vec2> vertices_1, vertices_2;
		for (int deg = deg_start - 5; deg <= deg_end + 5; deg++) {

			vertices_1.push_back(glm::vec2((radius - len * 0.5) * cos(deg * DEG_TO_RAD), (radius - len * 0.5) * sin(deg * DEG_TO_RAD)));
			vertices_2.push_back(glm::vec2((radius + len * 0.5) * cos(deg * DEG_TO_RAD), (radius + len * 0.5) * sin(deg * DEG_TO_RAD)));
		}
		reverse(vertices_2.begin(), vertices_2.end());

		color.setHsb(ofRandom(255), 255, 255);
		ofSetColor(color);

		ofBeginShape();
		ofVertices(vertices_1);
		ofVertices(vertices_2);
		ofEndShape(true);
	}

	this->fbo.end();
	this->fbo.readToPixels(this->pixels);

	cv::GaussianBlur(this->pixels_mat, this->pixels_mat, cv::Size(49, 49), 50, 50);
}

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

	ofSeedRandom(39); // 

	ofFill();
	ofSetColor(255);
	ofImage draw_image;
	draw_image.setFromPixels(this->pixels);
	draw_image.draw(0, 0);

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

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

		auto len = 8;
		auto radius = (i + 1) * 40;
		auto deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(3, 8);
		auto deg_end = deg_start + ofRandom(100, 270);
		vector<glm::vec2> vertices_1, vertices_2;
		for (int deg = deg_start; deg <= deg_end; deg++) {

			vertices_1.push_back(glm::vec2((radius - len * 0.5) * cos(deg * DEG_TO_RAD), (radius - len * 0.5) * sin(deg * DEG_TO_RAD)));
			vertices_2.push_back(glm::vec2((radius + len * 0.5) * cos(deg * DEG_TO_RAD), (radius + len * 0.5) * sin(deg * DEG_TO_RAD)));
		}
		reverse(vertices_2.begin(), vertices_2.end());

		color.setHsb(ofRandom(255), 255, 255);
		
		ofFill();
		ofSetColor(ofColor(255));
		ofBeginShape();
		ofVertices(vertices_1);
		ofVertices(vertices_2);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(color);
		ofBeginShape();
		ofVertices(vertices_1);
		ofVertices(vertices_2);
		ofEndShape(true);
	}
}

//--------------------------------------------------------------
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(3);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->fbo.allocate(ofGetWidth(), ofGetHeight());

this->fbo.readToPixels(this->pixels);

this->pixels_mat = cv::Mat(this->pixels.getHeight(), this->pixels.getWidth(), CV_8UC4, this->pixels.getData());

}

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

void ofApp::update() {

ofSeedRandom(39);

this->fbo.begin();

ofClear(0);

ofFill();

ofTranslate(this->fbo.getWidth() * 0.5, this->fbo.getHeight() * 0.5);

ofColor color;

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

auto len = 23;

auto radius = (i + 1) * 40;

auto deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(3, 8);

auto deg_end = deg_start + ofRandom(100, 270);

vector<glm::vec2> vertices_1, vertices_2;

for (int deg = deg_start - 5; deg <= deg_end + 5; deg++) {

vertices_1.push_back(glm::vec2((radius - len * 0.5) * cos(deg * DEG_TO_RAD), (radius - len * 0.5) * sin(deg * DEG_TO_RAD)));

vertices_2.push_back(glm::vec2((radius + len * 0.5) * cos(deg * DEG_TO_RAD), (radius + len * 0.5) * sin(deg * DEG_TO_RAD)));

}

reverse(vertices_2.begin(), vertices_2.end());

color.setHsb(ofRandom(255), 255, 255);

ofSetColor(color);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

}

this->fbo.end();

this->fbo.readToPixels(this->pixels);

cv::GaussianBlur(this->pixels_mat, this->pixels_mat, cv::Size(49, 49), 50, 50);

}

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

void ofApp::draw() {

ofSeedRandom(39); //

ofFill();

ofSetColor(255);

ofImage draw_image;

draw_image.setFromPixels(this->pixels);

draw_image.draw(0, 0);

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

ofColor color;

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

auto len = 8;

auto radius = (i + 1) * 40;

auto deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(3, 8);

auto deg_end = deg_start + ofRandom(100, 270);

vector<glm::vec2> vertices_1, vertices_2;

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

vertices_1.push_back(glm::vec2((radius - len * 0.5) * cos(deg * DEG_TO_RAD), (radius - len * 0.5) * sin(deg * DEG_TO_RAD)));

vertices_2.push_back(glm::vec2((radius + len * 0.5) * cos(deg * DEG_TO_RAD), (radius + len * 0.5) * sin(deg * DEG_TO_RAD)));

}

reverse(vertices_2.begin(), vertices_2.end());

color.setHsb(ofRandom(255), 255, 255);

ofFill();

ofSetColor(ofColor(255));

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

ofNoFill();

ofSetColor(color);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200320

2020年3月19日2020年3月19日

Glowing orb. openFrameworks

[ Video ]

[ About ]
OpenCVのぼかしを使って発光っぽいのを目指す。

Glowing orb.

[ Source ]

#pragma once
#include "ofMain.h"
#include "opencv2/opencv.hpp"

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) {};

	ofFbo fbo;
	ofPixels pixels;
	cv::Mat pixels_mat;

	vector<glm::vec2> location_list;
	vector<ofColor> color_list;
};

#pragma once

#include "ofMain.h"

#include "opencv2/opencv.hpp"

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) {};

ofFbo fbo;

ofPixels pixels;

cv::Mat pixels_mat;

vector<glm::vec2> location_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(3);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->fbo.allocate(ofGetWidth(), ofGetHeight());
	this->fbo.readToPixels(this->pixels);
	this->pixels_mat = cv::Mat(this->pixels.getHeight(), this->pixels.getWidth(), CV_8UC4, this->pixels.getData());
}

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

	ofSeedRandom(39);

	this->location_list.clear();
	this->color_list.clear();

	this->fbo.begin();
	ofClear(0);
	ofFill();

	ofColor color;
	glm::vec2 location;
	for (int i = 0; i < 16; i++) {

		color.setHsb(ofMap(i, 0, 16, 0, 255), 255, 255);
		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

		ofSetColor(color);
		for (int k = 0; k < 8; k++) {

			location = glm::vec2(ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.008), 0, 1, 0, ofGetWidth()), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.008), 0, 1, 0, ofGetHeight()));

			ofBeginShape();
			for (int deg = 0; deg < 360; deg++) {

				ofVertex(location + glm::vec2(ofMap(k, 0, 8, 5, 40) * cos(deg * DEG_TO_RAD), ofMap(k, 0, 8, 5, 40) * sin(deg * DEG_TO_RAD)));
			}
			ofEndShape(true);
		}

		this->color_list.push_back(color);
		this->location_list.push_back(location);
	}

	this->fbo.end();
	this->fbo.readToPixels(this->pixels);

	cv::GaussianBlur(this->pixels_mat, this->pixels_mat, cv::Size(49, 49), 50, 50);
}

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

	ofFill();
	ofSetColor(255);
	ofImage draw_image;
	draw_image.setFromPixels(this->pixels);
	draw_image.draw(0, 0);
	
	for (int i = 0; i < this->location_list.size(); i++) {

		vector<glm::vec2> vertices;
		for (int deg = 0; deg < 360; deg++) {

			vertices.push_back(this->location_list[i] + glm::vec2(15 * cos(deg * DEG_TO_RAD), 15 * sin(deg * DEG_TO_RAD)));
		}

		ofFill();
		ofSetColor(255);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(this->color_list[i]);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetLineWidth(3);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->fbo.allocate(ofGetWidth(), ofGetHeight());

this->fbo.readToPixels(this->pixels);

this->pixels_mat = cv::Mat(this->pixels.getHeight(), this->pixels.getWidth(), CV_8UC4, this->pixels.getData());

}

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

void ofApp::update() {

ofSeedRandom(39);

this->location_list.clear();

this->color_list.clear();

this->fbo.begin();

ofClear(0);

ofFill();

ofColor color;

glm::vec2 location;

for (int i = 0; i < 16; i++) {

color.setHsb(ofMap(i, 0, 16, 0, 255), 255, 255);

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

ofSetColor(color);

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

location = glm::vec2(ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.008), 0, 1, 0, ofGetWidth()), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.008), 0, 1, 0, ofGetHeight()));

ofBeginShape();

for (int deg = 0; deg < 360; deg++) {

ofVertex(location + glm::vec2(ofMap(k, 0, 8, 5, 40) * cos(deg * DEG_TO_RAD), ofMap(k, 0, 8, 5, 40) * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

}

this->color_list.push_back(color);

this->location_list.push_back(location);

}

this->fbo.end();

this->fbo.readToPixels(this->pixels);

cv::GaussianBlur(this->pixels_mat, this->pixels_mat, cv::Size(49, 49), 50, 50);

}

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

void ofApp::draw() {

ofFill();

ofSetColor(255);

ofImage draw_image;

draw_image.setFromPixels(this->pixels);

draw_image.draw(0, 0);

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

vector<glm::vec2> vertices;

for (int deg = 0; deg < 360; deg++) {

vertices.push_back(this->location_list[i] + glm::vec2(15 * cos(deg * DEG_TO_RAD), 15 * sin(deg * DEG_TO_RAD)));

}

ofFill();

ofSetColor(255);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(this->color_list[i]);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200319

2020年3月18日2020年3月18日

Random walk of rod & camera tracking. openFrameworks

[ Video ]

[ About ]
棒状のランダムウォークとカメラ追従。

Random walk of rod & camera tracking.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

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

	ofEasyCam cam;

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();
	
	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

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

	ofSeedRandom(39);

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

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

	for (int i = 0; i < 300; i++) {

		auto location = glm::vec3(
			ofMap(ofNoise(noise_seed.x, (i + ofGetFrameNum()) * 0.01), 0, 1, -500, 500),
			ofMap(ofNoise(noise_seed.y, (i + ofGetFrameNum()) * 0.01), 0, 1, -500, 500),
			ofMap(ofNoise(noise_seed.z, (i + ofGetFrameNum()) * 0.01), 0, 1, -500, 500));

		vector<glm::vec3> vertices;
		vertices.push_back(location + glm::vec3(-20, -20, 0));
		vertices.push_back(location + glm::vec3( 20, -20, 0));
		vertices.push_back(location + glm::vec3( 20,  20, 0));
		vertices.push_back(location + glm::vec3(-20,  20, 0));

		int face_index = this->face.getNumVertices() - vertices.size();
		int frame_index = this->frame.getNumVertices() - vertices.size();

		this->face.addVertices(vertices);		
		if (face_index >= 0) {

			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 5);
			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 4);

			this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 6);
			this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 7);

			this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 6);
			this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 5);

			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 7);
			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 7); this->face.addIndex(face_index + 4);
		}

		this->frame.addVertices(vertices);
		if (frame_index > 0) {

			this->frame.addIndex(frame_index + 0); this->frame.addIndex(frame_index + 4);
			this->frame.addIndex(frame_index + 1); this->frame.addIndex(frame_index + 5);
			this->frame.addIndex(frame_index + 2); this->frame.addIndex(frame_index + 6);
			this->frame.addIndex(frame_index + 3); this->frame.addIndex(frame_index + 7);
		}
	}

	this->face.addIndex(0); this->face.addIndex(1); this->face.addIndex(2);
	this->face.addIndex(0); this->face.addIndex(2); this->face.addIndex(3);

	this->frame.addIndex(0); this->frame.addIndex(1);
	this->frame.addIndex(1); this->frame.addIndex(2);
	this->frame.addIndex(2); this->frame.addIndex(3);
	this->frame.addIndex(3); this->frame.addIndex(0);

	int face_index = this->face.getNumVertices() - 4;
	int frame_index = this->frame.getNumVertices() - 4;

	this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 2);
	this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 3);

	this->frame.addIndex(frame_index + 0); this->frame.addIndex(frame_index + 1);
	this->frame.addIndex(frame_index + 1); this->frame.addIndex(frame_index + 2);
	this->frame.addIndex(frame_index + 2); this->frame.addIndex(frame_index + 3);
	this->frame.addIndex(frame_index + 3); this->frame.addIndex(frame_index + 0);
}

//--------------------------------------------------------------
void ofApp::draw() {
	
	auto target = this->face.getVertex(this->face.getNumVertices() - 1);
	auto camera_location = this->face.getVertex(0) + glm::vec3(0, 0, 660);

	this->cam.setPosition(camera_location);
	this->cam.setTarget(target);
	this->cam.lookAt(target);

	this->cam.begin();

	ofSetColor(39);
	this->face.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(239);

ofSetLineWidth(2);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

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

for (int i = 0; i < 300; i++) {

auto location = glm::vec3(

ofMap(ofNoise(noise_seed.x, (i + ofGetFrameNum()) * 0.01), 0, 1, -500, 500),

ofMap(ofNoise(noise_seed.y, (i + ofGetFrameNum()) * 0.01), 0, 1, -500, 500),

ofMap(ofNoise(noise_seed.z, (i + ofGetFrameNum()) * 0.01), 0, 1, -500, 500));

vector<glm::vec3> vertices;

vertices.push_back(location + glm::vec3(-20, -20, 0));

vertices.push_back(location + glm::vec3( 20, -20, 0));

vertices.push_back(location + glm::vec3( 20, 20, 0));

vertices.push_back(location + glm::vec3(-20, 20, 0));

int face_index = this->face.getNumVertices() - vertices.size();

int frame_index = this->frame.getNumVertices() - vertices.size();

this->face.addVertices(vertices);

if (face_index >= 0) {

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 5);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 4);

this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 6);

this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 7);

this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 6);

this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 5);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 7);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 7); this->face.addIndex(face_index + 4);

}

this->frame.addVertices(vertices);

if (frame_index > 0) {

this->frame.addIndex(frame_index + 0); this->frame.addIndex(frame_index + 4);

this->frame.addIndex(frame_index + 1); this->frame.addIndex(frame_index + 5);

this->frame.addIndex(frame_index + 2); this->frame.addIndex(frame_index + 6);

this->frame.addIndex(frame_index + 3); this->frame.addIndex(frame_index + 7);

}

this->face.addIndex(0); this->face.addIndex(1); this->face.addIndex(2);

this->face.addIndex(0); this->face.addIndex(2); this->face.addIndex(3);

this->frame.addIndex(0); this->frame.addIndex(1);

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

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

this->frame.addIndex(3); this->frame.addIndex(0);

int face_index = this->face.getNumVertices() - 4;

int frame_index = this->frame.getNumVertices() - 4;

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 2);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 3);

this->frame.addIndex(frame_index + 0); this->frame.addIndex(frame_index + 1);

this->frame.addIndex(frame_index + 1); this->frame.addIndex(frame_index + 2);

this->frame.addIndex(frame_index + 2); this->frame.addIndex(frame_index + 3);

this->frame.addIndex(frame_index + 3); this->frame.addIndex(frame_index + 0);

}

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

void ofApp::draw() {

auto target = this->face.getVertex(this->face.getNumVertices() - 1);

auto camera_location = this->face.getVertex(0) + glm::vec3(0, 0, 660);

this->cam.setPosition(camera_location);

this->cam.setTarget(target);

this->cam.lookAt(target);

this->cam.begin();

ofSetColor(39);

this->face.drawFaces();

ofSetColor(255);

this->frame.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200318

2025年7月
月	火	水	木	金	土	日
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