openFrameworks – ページ 429 – プログラミング de 落描き

2021年5月13日2021年5月13日

10 PRINT on the box. Draw by openFrameworks

[ Video ]

[ About ]
10 PRINT on the 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) {};

	glm::vec2 make_point(int len, int param);

	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) {};

glm::vec2 make_point(int len, int param);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

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

	ofSetColor(39);
	ofDrawBox(218);

	ofSetColor(239);

	int span = 20;
	for (int i = 0; i < 6; i++) {

		for (auto x = -100; x <= 100; x += span) {

			for (int y = -100; y <= 100; y += span) {

				ofPushMatrix();

				if (i <= 3) {

					ofRotateX(i * 90);
				}
				else {

					i == 5 ? ofRotateY(90) : ofRotateY(270);
				}
				ofTranslate(x, y, 110);

				auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003);
				auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25;

				auto start = this->make_point(span, start_param);
				auto end = this->make_point(span, start_param + 50);

				ofDrawLine(start, end);
				ofDrawSphere(glm::vec3(start, 0), 4);
				ofDrawSphere(glm::vec3(end, 0), 4);

				ofPopMatrix();
			}
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.37);

ofRotateY(ofGetFrameNum() * 0.72);

ofSetColor(39);

ofDrawBox(218);

ofSetColor(239);

int span = 20;

for (int i = 0; i < 6; i++) {

for (auto x = -100; x <= 100; x += span) {

for (int y = -100; y <= 100; y += span) {

ofPushMatrix();

if (i <= 3) {

ofRotateX(i * 90);

}

else {

i == 5 ? ofRotateY(90) : ofRotateY(270);

}

ofTranslate(x, y, 110);

auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003);

auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25;

auto start = this->make_point(span, start_param);

auto end = this->make_point(span, start_param + 50);

ofDrawLine(start, end);

ofDrawSphere(glm::vec3(start, 0), 4);

ofDrawSphere(glm::vec3(end, 0), 4);

ofPopMatrix();

}

this->cam.end();

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210513

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2021年5月12日2021年5月12日

88888. Draw by openFrameworks

[ Video ]

[ About ]
88888.

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

	ofNoFill();
	ofSetCircleResolution(36);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	vector<ofColor> base_color_list;
	vector<int> hex_list = { 0xf44336, 0x9C27B0, 0x3F51B5, 0x03A9F4, 0x009688, 0x8BC34A, 0xFFEB3B, 0xFF9800 };
	for (auto hex : hex_list) {

		ofColor color;
		color.setHex(hex);
		base_color_list.push_back(color);
	}

	int radius = 50;
	int width = 20;

	for (int x = -radius * 5; x <= radius * 5; x += radius * 2.5) {

		for (int y = -radius * 4; y <= radius * 4; y += radius * 4) {

			auto top = glm::vec3(x + 0, y - radius + width * 0.5, 0);
			auto bottom = glm::vec3(x + 0, y + radius - width * 0.5, 0);

			ofSetColor(255, 64);
			ofDrawCircle(top, radius);
			ofDrawCircle(top, radius - width);

			ofDrawCircle(bottom, radius);
			ofDrawCircle(bottom, radius - width);

			int deg_span = 30;
			int p = ofRandom(720);
			int speed = ofRandom(6, 10);
			for (int i = 0; i < 13; i++) {

				int param = (p + ofGetFrameNum() * speed + i * deg_span) % 720;
				ofColor face_color = base_color_list[ofRandom(base_color_list.size())];

				if (param < 360) {

					int deg_start = param / deg_span * deg_span + 270;
					for (int deg = deg_start + 1; deg <= deg_start + deg_span - 1; deg += 1) {

						vector<glm::vec3> vertices;
						vertices.push_back(bottom + glm::vec3((radius - width) * cos(deg * DEG_TO_RAD), (radius - width) * sin(deg * DEG_TO_RAD), 0));
						vertices.push_back(bottom + glm::vec3((radius - width) * cos((deg + 1) * DEG_TO_RAD), (radius - width) * sin((deg + 1) * DEG_TO_RAD), 0));
						vertices.push_back(bottom + glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0));
						vertices.push_back(bottom + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

						ofMesh face, line;
						line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

						face.addVertices(vertices);
						line.addVertices(vertices);

						face.addIndex(0); face.addIndex(1); face.addIndex(2);
						face.addIndex(0); face.addIndex(2); face.addIndex(3);

						line.addIndex(0); line.addIndex(1);
						line.addIndex(2); line.addIndex(3);

						if (deg == deg_start + 1) {

							line.addIndex(0); line.addIndex(3);
						}
						else if (deg == deg_start + deg_span - 1) {

							line.addIndex(1); line.addIndex(2);
						}

						ofSetColor(face_color, 64);
						face.draw();

						ofSetColor(face_color);
						line.drawWireframe();
					}
				}
				else {

					int deg_start = 720 - param / deg_span * deg_span + 90;
					for (int deg = deg_start - 1; deg >= deg_start - deg_span + 1; deg -= 1) {

						vector<glm::vec3> vertices;
						vertices.push_back(top + glm::vec3((radius - width) * cos(deg * DEG_TO_RAD), (radius - width) * sin(deg * DEG_TO_RAD), 0));
						vertices.push_back(top + glm::vec3((radius - width) * cos((deg - 1) * DEG_TO_RAD), (radius - width) * sin((deg - 1) * DEG_TO_RAD), 0));
						vertices.push_back(top + glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), radius * sin((deg - 1) * DEG_TO_RAD), 0));
						vertices.push_back(top + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

						ofMesh face, line;
						line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

						face.addVertices(vertices);
						line.addVertices(vertices);

						face.addIndex(0); face.addIndex(1); face.addIndex(2);
						face.addIndex(0); face.addIndex(2); face.addIndex(3);

						line.addIndex(0); line.addIndex(1);
						line.addIndex(2); line.addIndex(3);

						if (deg == deg_start - 1) {

							line.addIndex(0); line.addIndex(3);
						}
						else if (deg == deg_start - deg_span + 1) {

							line.addIndex(1); line.addIndex(2);
						}

						ofSetColor(face_color, 64);
						face.draw();

						ofSetColor(face_color);
						line.drawWireframe();
					}

				}
			}
		}
	}
}

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

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

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofNoFill();

ofSetCircleResolution(36);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

vector<ofColor> base_color_list;

vector<int> hex_list = { 0xf44336, 0x9C27B0, 0x3F51B5, 0x03A9F4, 0x009688, 0x8BC34A, 0xFFEB3B, 0xFF9800 };

for (auto hex : hex_list) {

ofColor color;

color.setHex(hex);

base_color_list.push_back(color);

}

int radius = 50;

int width = 20;

for (int x = -radius * 5; x <= radius * 5; x += radius * 2.5) {

for (int y = -radius * 4; y <= radius * 4; y += radius * 4) {

auto top = glm::vec3(x + 0, y - radius + width * 0.5, 0);

auto bottom = glm::vec3(x + 0, y + radius - width * 0.5, 0);

ofSetColor(255, 64);

ofDrawCircle(top, radius);

ofDrawCircle(top, radius - width);

ofDrawCircle(bottom, radius);

ofDrawCircle(bottom, radius - width);

int deg_span = 30;

int p = ofRandom(720);

int speed = ofRandom(6, 10);

for (int i = 0; i < 13; i++) {

int param = (p + ofGetFrameNum() * speed + i * deg_span) % 720;

ofColor face_color = base_color_list[ofRandom(base_color_list.size())];

if (param < 360) {

int deg_start = param / deg_span * deg_span + 270;

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

vector<glm::vec3> vertices;

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

vertices.push_back(bottom + glm::vec3((radius - width) * cos((deg + 1) * DEG_TO_RAD), (radius - width) * sin((deg + 1) * DEG_TO_RAD), 0));

vertices.push_back(bottom + glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0));

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

ofMesh face, line;

line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

face.addVertices(vertices);

line.addVertices(vertices);

face.addIndex(0); face.addIndex(1); face.addIndex(2);

face.addIndex(0); face.addIndex(2); face.addIndex(3);

line.addIndex(0); line.addIndex(1);

line.addIndex(2); line.addIndex(3);

if (deg == deg_start + 1) {

line.addIndex(0); line.addIndex(3);

}

else if (deg == deg_start + deg_span - 1) {

line.addIndex(1); line.addIndex(2);

}

ofSetColor(face_color, 64);

face.draw();

ofSetColor(face_color);

line.drawWireframe();

}

else {

int deg_start = 720 - param / deg_span * deg_span + 90;

for (int deg = deg_start - 1; deg >= deg_start - deg_span + 1; deg -= 1) {

vector<glm::vec3> vertices;

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

vertices.push_back(top + glm::vec3((radius - width) * cos((deg - 1) * DEG_TO_RAD), (radius - width) * sin((deg - 1) * DEG_TO_RAD), 0));

vertices.push_back(top + glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), radius * sin((deg - 1) * DEG_TO_RAD), 0));

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

ofMesh face, line;

line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

face.addVertices(vertices);

line.addVertices(vertices);

face.addIndex(0); face.addIndex(1); face.addIndex(2);

face.addIndex(0); face.addIndex(2); face.addIndex(3);

line.addIndex(0); line.addIndex(1);

line.addIndex(2); line.addIndex(3);

if (deg == deg_start - 1) {

line.addIndex(0); line.addIndex(3);

}

else if (deg == deg_start - deg_span + 1) {

line.addIndex(1); line.addIndex(2);

}

ofSetColor(face_color, 64);

face.draw();

ofSetColor(face_color);

line.drawWireframe();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210512

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2021年5月11日2021年5月11日

Random walk on sphere layer. Draw by openFrameworks

[ Video ]

[ About ]
Random walk on sphere layer.

[ 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<int> index_list;
	vector<ofColor> index_color_list;

	vector<int> param_list;
	vector<ofColor> param_color_list;

	vector<vector<int>> route_info_list;

	vector<ofColor> base_color_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;

vector<glm::vec3> location_list;

vector<int> index_list;

vector<ofColor> index_color_list;

vector<int> param_list;

vector<ofColor> param_color_list;

vector<vector<int>> route_info_list;

vector<ofColor> base_color_list;

ofMesh mesh, frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(3);
	ofEnableDepthTest();

	ofColor color;
	vector<int> hex_list = { 0x247BA0, 0x70C1B3, 0xB2DBBF, 0xF3FFBD, 0xFF1654 };
	for (auto hex : hex_list) {

		color.setHex(hex);
		this->base_color_list.push_back(color);
	}

	for (int r = 200; r <= 250; r += 10) {

		auto ico_sphere = ofIcoSpherePrimitive(r, 3);
		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);
		this->param_list.push_back(0);
		this->param_color_list.push_back(ofColor(239));
	}

	int span = 25;
	for (auto& location : this->location_list) {

		vector<int> route_info = vector<int>();
		int index = -1;
		for (auto& other : this->location_list) {

			index++;
			if (location == other) { continue; }

			float distance = glm::distance(location, other);
			if (distance <= span) {

				if (abs(glm::length(location) - glm::length(other)) <= 10) {

					route_info.push_back(index);
				}
			}
		}

		this->route_info_list.push_back(route_info);
	}

	for (int i = 0; i < 100; i++) {

		this->index_list.push_back((int)ofRandom(this->location_list.size()));
		this->index_color_list.push_back(this->base_color_list[ofRandom(this->base_color_list.size())]);
	}
}

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

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

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

		int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];
		for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {

			if (this->param_list[next_index] <= 0) {

				this->param_list[next_index] = 30;
				this->param_color_list[next_index] = this->index_color_list[i];
				this->index_list[i] = next_index;
				break;
			}
		}
	}

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

		if (this->param_list[i] > 0) {

			int index = this->mesh.getNumVertices();

			this->mesh.addVertex(this->triangle_list[i].getVertex(0));
			this->mesh.addVertex(this->triangle_list[i].getVertex(1));
			this->mesh.addVertex(this->triangle_list[i].getVertex(2));

			this->frame.addVertex(this->triangle_list[i].getVertex(0));
			this->frame.addVertex(this->triangle_list[i].getVertex(1));
			this->frame.addVertex(this->triangle_list[i].getVertex(2));

			this->mesh.addColor(this->param_color_list[i]);
			this->mesh.addColor(this->param_color_list[i]);
			this->mesh.addColor(this->param_color_list[i]);

			this->frame.addColor(ofColor(39));
			this->frame.addColor(ofColor(39));
			this->frame.addColor(ofColor(39));

			this->mesh.addTriangle(index + 0, index + 1, index + 2);
			this->frame.addTriangle(index + 0, index + 1, index + 2);
		}

		if (this->param_list[i] > 0) { this->param_list[i] -= 1; }
	}

}

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

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

	this->mesh.drawFaces();

	this->frame.drawWireframe();

	this->cam.end();
}

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

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

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(3);

ofEnableDepthTest();

ofColor color;

vector<int> hex_list = { 0x247BA0, 0x70C1B3, 0xB2DBBF, 0xF3FFBD, 0xFF1654 };

for (auto hex : hex_list) {

color.setHex(hex);

this->base_color_list.push_back(color);

}

for (int r = 200; r <= 250; r += 10) {

auto ico_sphere = ofIcoSpherePrimitive(r, 3);

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);

this->param_list.push_back(0);

this->param_color_list.push_back(ofColor(239));

}

int span = 25;

for (auto& location : this->location_list) {

vector<int> route_info = vector<int>();

int index = -1;

for (auto& other : this->location_list) {

index++;

if (location == other) { continue; }

float distance = glm::distance(location, other);

if (distance <= span) {

if (abs(glm::length(location) - glm::length(other)) <= 10) {

route_info.push_back(index);

}

this->route_info_list.push_back(route_info);

}

for (int i = 0; i < 100; i++) {

this->index_list.push_back((int)ofRandom(this->location_list.size()));

this->index_color_list.push_back(this->base_color_list[ofRandom(this->base_color_list.size())]);

}

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

void ofApp::update() {

this->mesh.clear();

this->frame.clear();

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

int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];

for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {

if (this->param_list[next_index] <= 0) {

this->param_list[next_index] = 30;

this->param_color_list[next_index] = this->index_color_list[i];

this->index_list[i] = next_index;

break;

}

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

if (this->param_list[i] > 0) {

int index = this->mesh.getNumVertices();

this->mesh.addVertex(this->triangle_list[i].getVertex(0));

this->mesh.addVertex(this->triangle_list[i].getVertex(1));

this->mesh.addVertex(this->triangle_list[i].getVertex(2));

this->frame.addVertex(this->triangle_list[i].getVertex(0));

this->frame.addVertex(this->triangle_list[i].getVertex(1));

this->frame.addVertex(this->triangle_list[i].getVertex(2));

this->mesh.addColor(this->param_color_list[i]);

this->frame.addColor(ofColor(39));

this->mesh.addTriangle(index + 0, index + 1, index + 2);

this->frame.addTriangle(index + 0, index + 1, index + 2);

}

if (this->param_list[i] > 0) { this->param_list[i] -= 1; }

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.37);

ofRotateY(ofGetFrameNum() * 0.72);

this->mesh.drawFaces();

this->frame.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210511

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2024年11月
月	火	水	木	金	土	日
				1	2	3
4	5	6	7	8	9	10
11	12	13	14	15	16	17
18	19	20	21	22	23	24
25	26	27	28	29	30