character – ページ 5 – プログラミング de 落描き

2022年1月26日2022年1月26日

With random walk letters and depth. Draw by openFrameworks

[ Video ]

[ About ]
ランダムウォーク文字と奥行き。

With random walk letters and depth.

[ Source ]

#pragma once
#include "ofMain.h"

class Actor {
public:
	Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);
	void update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);
	glm::vec3 getLocation();
	float getWordIndexNoiseValue();

private:

	int select_index;
	int next_index;

	float noise_param;
	float noise_step;

	glm::vec3 location;
};

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) {};

	vector<glm::vec3> location_list;
	vector<vector<int>> next_index_list;
	vector<int> destination_list;

	vector<unique_ptr<Actor>> actor_list;

	ofTrueTypeFont font;
	int font_size;

	ofEasyCam cam;
};

#pragma once

#include "ofMain.h"

class Actor {

public:

Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);

void update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);

glm::vec3 getLocation();

float getWordIndexNoiseValue();

private:

int select_index;

int next_index;

float noise_param;

float noise_step;

glm::vec3 location;

};

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) {};

vector<glm::vec3> location_list;

vector<vector<int>> next_index_list;

vector<int> destination_list;

vector<unique_ptr<Actor>> actor_list;

ofTrueTypeFont font;

int font_size;

ofEasyCam cam;

};

#include "ofApp.h"	

//--------------------------------------------------------------
Actor::Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

	this->select_index = ofRandom(location_list.size());
	while (true) {

		auto itr = find(destination_list.begin(), destination_list.end(), this->select_index);
		if (itr == destination_list.end()) {

			destination_list.push_back(this->select_index);
			break;
		}

		this->select_index = (this->select_index + 1) % location_list.size();
	}

	this->next_index = this->select_index;

	this->noise_param = ofRandom(1000);
	this->noise_step = ofRandom(1000);
}

//--------------------------------------------------------------
void Actor::update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

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

		auto tmp_index = this->select_index;
		this->select_index = this->next_index;
		int retry = next_index_list[this->select_index].size();
		this->next_index = next_index_list[this->select_index][(int)ofRandom(next_index_list[this->select_index].size())];
		while (--retry > 0) {

			auto destination_itr = find(destination_list.begin(), destination_list.end(), this->next_index);
			if (destination_itr == destination_list.end()) {

				if (tmp_index != this->next_index) {

					destination_list.push_back(this->next_index);
					break;
				}
			}

			this->next_index = next_index_list[this->select_index][(this->next_index + 1) % next_index_list[this->select_index].size()];
		}
		if (retry <= 0) {

			destination_list.push_back(this->select_index);
			this->next_index = this->select_index;
		}
	}

	auto param = ofGetFrameNum() % frame_span;
	auto distance = location_list[this->next_index] - location_list[this->select_index];
	this->location = location_list[this->select_index] + distance / frame_span * param;

	if (this->next_index != this->select_index) {

		this->noise_step += 0.1;
	}
}

//--------------------------------------------------------------
glm::vec3 Actor::getLocation() {

	return this->location;
}

//--------------------------------------------------------------
float Actor::getWordIndexNoiseValue() {

	return ofNoise(this->noise_param, this->noise_step);
}

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

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

	ofBackground(0);
	ofSetLineWidth(3);
	ofEnableDepthTest();

	auto span = 60;
	for (int x = -240; x <= 240; x += span) {

		for (int y = -240; y <= 240; y += span) {

			for (int z = -60; z <= 60; z += span) {

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

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

		vector<int> next_index = 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) {

				next_index.push_back(index);
			}
		}

		this->next_index_list.push_back(next_index);
	}

	for (int i = 0; i < 230; i++) {

		this->actor_list.push_back(make_unique<Actor>(this->location_list, this->next_index_list, this->destination_list));
	}

	this->font_size = 46;

	ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	int frame_span = 10;
	int prev_index_size = 0;

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

		prev_index_size = this->destination_list.size();
	}

	for (auto& actor : this->actor_list) {

		actor->update(frame_span, this->location_list, this->next_index_list, this->destination_list);
	}

	if (prev_index_size != 0) {

		this->destination_list.erase(this->destination_list.begin(), this->destination_list.begin() + prev_index_size);
	}
}

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

	this->cam.begin();

	string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ";
	int sample_count = 120;

	for (auto& actor : this->actor_list) {

		ofPushMatrix();
		ofTranslate(glm::vec3(actor->getLocation().x, actor->getLocation().y, actor->getLocation().z * 0.25));

		int word_index = ofMap(actor->getWordIndexNoiseValue(), 0, 1, 0, word.size());

		ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);
		vector<ofPolyline> outline = chara_path.getOutline();

		ofRotateX(180);

		ofFill();
		ofSetColor(255, ofMap(actor->getLocation().z, -60, 60, 64, 255));
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			if (outline_index != 0) { ofNextContour(true); }

			auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
			for (auto& vertex : vertices) {

				auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 0);
				ofVertex(location);
			}
		}
		ofEndShape(true);

		ofNoFill();
		ofSetColor(0, ofMap(actor->getLocation().z, -60, 60, 64, 255));
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			if (outline_index != 0) { ofNextContour(true); }

			auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
			for (auto& vertex : vertices) {

				auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 0);
				ofVertex(location);
			}
		}
		ofEndShape(true);

		

		ofPopMatrix();
	}

	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

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

#include "ofApp.h"

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

Actor::Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

this->select_index = ofRandom(location_list.size());

while (true) {

auto itr = find(destination_list.begin(), destination_list.end(), this->select_index);

if (itr == destination_list.end()) {

destination_list.push_back(this->select_index);

break;

}

this->select_index = (this->select_index + 1) % location_list.size();

}

this->next_index = this->select_index;

this->noise_param = ofRandom(1000);

this->noise_step = ofRandom(1000);

}

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

void Actor::update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

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

auto tmp_index = this->select_index;

this->select_index = this->next_index;

int retry = next_index_list[this->select_index].size();

this->next_index = next_index_list[this->select_index][(int)ofRandom(next_index_list[this->select_index].size())];

while (--retry > 0) {

auto destination_itr = find(destination_list.begin(), destination_list.end(), this->next_index);

if (destination_itr == destination_list.end()) {

if (tmp_index != this->next_index) {

destination_list.push_back(this->next_index);

break;

}

this->next_index = next_index_list[this->select_index][(this->next_index + 1) % next_index_list[this->select_index].size()];

}

if (retry <= 0) {

destination_list.push_back(this->select_index);

this->next_index = this->select_index;

}

auto param = ofGetFrameNum() % frame_span;

auto distance = location_list[this->next_index] - location_list[this->select_index];

this->location = location_list[this->select_index] + distance / frame_span * param;

if (this->next_index != this->select_index) {

this->noise_step += 0.1;

}

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

glm::vec3 Actor::getLocation() {

return this->location;

}

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

float Actor::getWordIndexNoiseValue() {

return ofNoise(this->noise_param, this->noise_step);

}

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetLineWidth(3);

ofEnableDepthTest();

auto span = 60;

for (int x = -240; x <= 240; x += span) {

for (int y = -240; y <= 240; y += span) {

for (int z = -60; z <= 60; z += span) {

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

}

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

vector<int> next_index = 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) {

next_index.push_back(index);

}

this->next_index_list.push_back(next_index);

}

for (int i = 0; i < 230; i++) {

this->actor_list.push_back(make_unique<Actor>(this->location_list, this->next_index_list, this->destination_list));

}

this->font_size = 46;

ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);

}

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

void ofApp::update() {

int frame_span = 10;

int prev_index_size = 0;

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

prev_index_size = this->destination_list.size();

}

for (auto& actor : this->actor_list) {

actor->update(frame_span, this->location_list, this->next_index_list, this->destination_list);

}

if (prev_index_size != 0) {

this->destination_list.erase(this->destination_list.begin(), this->destination_list.begin() + prev_index_size);

}

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

void ofApp::draw() {

this->cam.begin();

string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ";

int sample_count = 120;

for (auto& actor : this->actor_list) {

ofPushMatrix();

ofTranslate(glm::vec3(actor->getLocation().x, actor->getLocation().y, actor->getLocation().z * 0.25));

int word_index = ofMap(actor->getWordIndexNoiseValue(), 0, 1, 0, word.size());

ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

ofRotateX(180);

ofFill();

ofSetColor(255, ofMap(actor->getLocation().z, -60, 60, 64, 255));

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 0);

ofVertex(location);

}

ofEndShape(true);

ofNoFill();

ofSetColor(0, ofMap(actor->getLocation().z, -60, 60, 64, 255));

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 0);

ofVertex(location);

}

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220126

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年1月15日

Character ripple. Draw by openFrameworks

[ Video ]

[ About ]
波が来ると文字が変わる。

I hear there’s a wave coming.

[ 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) {};

	int font_size;
	ofTrueTypeFont font;
	vector<string> words;

	vector<glm::vec2> location_list;
	vector<bool> param_list;
	vector<float> index_list;

	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) {};

int font_size;

ofTrueTypeFont font;

vector<string> words;

vector<glm::vec2> location_list;

vector<bool> param_list;

vector<float> index_list;

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetColor(255);

	this->font_size = 40;
	ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);
	this->font.load(font_settings);

	this->words = {

		"A", "B", "C", "D", "E",
		"F", "G", "H", "I", "J",
		"K", "L", "M", "N", "O",
		"P", "Q", "R", "S", "T",
		"U", "V", "W", "X", "Y", "Z",
	};

	for (int x = this->font_size * -15; x <= this->font_size * 15; x += this->font_size * 0.8) {

		for (int y = this->font_size * -15; y <= this->font_size * 15; y += this->font_size * 1.2) {

			this->location_list.push_back(glm::vec2(x - this->font_size * 0.2, y - this->font_size * 0.5));
			this->index_list.push_back(0.f);
			this->param_list.push_back(true);
		}
	}


}

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

	ofSeedRandom(39);

	for (auto& param : this->param_list) {

		param = false;
	}

	for (int f = 0; f < 2; f++) {

		auto radius = ((ofGetFrameNum() * 10) + f * 500) % 1000;

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

			if (glm::length(this->location_list[i]) > radius - 50 && glm::length(this->location_list[i]) < radius + 50) {

				this->index_list[i] += ofRandom(1, 5);

				this->index_list[i] = (int)this->index_list[i] % this->words.size();
				this->param_list[i] = true;
			}
		}
	}
}

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

	this->cam.begin();
	ofTranslate(this->font_size * 0.5, this->font_size * 0.5);

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

		ofPushMatrix();
		ofTranslate(this->location_list[i]);

		if (this->param_list[i]) {

			ofRotateY(ofMap(ofNoise(this->location_list[i].y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -360, 360));
			ofRotateX(ofMap(ofNoise(this->location_list[i].x * 0.005, ofGetFrameNum() * 0.01), 0, 1, -360, 360));
		}

		this->font.drawString(this->words[this->index_list[i]], this->font_size * -0.5, this->font_size * -0.5);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetColor(255);

this->font_size = 40;

ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);

this->font.load(font_settings);

this->words = {

"A", "B", "C", "D", "E",

"F", "G", "H", "I", "J",

"K", "L", "M", "N", "O",

"P", "Q", "R", "S", "T",

"U", "V", "W", "X", "Y", "Z",

};

for (int x = this->font_size * -15; x <= this->font_size * 15; x += this->font_size * 0.8) {

for (int y = this->font_size * -15; y <= this->font_size * 15; y += this->font_size * 1.2) {

this->location_list.push_back(glm::vec2(x - this->font_size * 0.2, y - this->font_size * 0.5));

this->index_list.push_back(0.f);

this->param_list.push_back(true);

}

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

void ofApp::update() {

ofSeedRandom(39);

for (auto& param : this->param_list) {

param = false;

}

for (int f = 0; f < 2; f++) {

auto radius = ((ofGetFrameNum() * 10) + f * 500) % 1000;

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

if (glm::length(this->location_list[i]) > radius - 50 && glm::length(this->location_list[i]) < radius + 50) {

this->index_list[i] += ofRandom(1, 5);

this->index_list[i] = (int)this->index_list[i] % this->words.size();

this->param_list[i] = true;

}

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

void ofApp::draw() {

this->cam.begin();

ofTranslate(this->font_size * 0.5, this->font_size * 0.5);

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

ofPushMatrix();

ofTranslate(this->location_list[i]);

if (this->param_list[i]) {

ofRotateY(ofMap(ofNoise(this->location_list[i].y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -360, 360));

ofRotateX(ofMap(ofNoise(this->location_list[i].x * 0.005, ofGetFrameNum() * 0.01), 0, 1, -360, 360));

}

this->font.drawString(this->words[this->index_list[i]], this->font_size * -0.5, this->font_size * -0.5);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220115

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2021年6月22日2021年6月22日

Sphere by characters. Draw by openFrameworks

[ Video ]

[ About ]
ofTrueTypeFont.getStringAsPoints()で取得した座標を回転させて、球体上で描写する。

The coordinates obtained with ofTrueTypeFont.getStringAsPoints() are rotated and depicted on the sphere.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

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

	ofEasyCam cam;

	float font_size;
	ofTrueTypeFont font;

	vector<string> word_list;
	vector<vector<vector<glm::vec3>>> word_vertices_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;

float font_size;

ofTrueTypeFont font;

vector<string> word_list;

vector<vector<vector<glm::vec3>>> word_vertices_list;

};

#include "ofApp.h"

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

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

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

	this->font_size = 25;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);

	this->word_list = {
	"A", "B", "C", "D", "E", "F",
	"G", "H", "I", "J", "K", "L",
	"M", "N", "O", "P", "Q", "R",
	"S", "T", "U", "V", "V", "X",
	"Y", "Z" };

	int sample_count = 39;

	for (auto& word : this->word_list) {

		vector<vector<glm::vec3>> vertices_list;
		vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);

		for (int word_index = 0; word_index < word_path.size(); word_index++) {

			vector<ofPolyline> outline = word_path[word_index].getOutline();

			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
				vertices_list.push_back(vertices);
			}
		}

		this->word_vertices_list.push_back(vertices_list);
	}
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	ofColor color;
	for (int i = 0; i < 256 * 3; i++) {

		auto word_index = i % this->word_list.size();
		auto noise_param = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
		auto word_size = this->font.getStringBoundingBox(this->word_list[word_index], 0, 0);
		auto radius = ofRandom(90, 110);
		color.setHsb(i % 256, 180, 255);

		for (int k = 0; k < 2; k++) {

			if (k == 0) {

				ofFill();
				ofSetColor(color);
			}
			else {

				ofNoFill();
				ofSetColor(39);
			}

			ofBeginShape();
			for (int vertices_index = 0; vertices_index < this->word_vertices_list[word_index].size(); vertices_index++) {

				if (vertices_index != 0) { ofNextContour(true); }

				auto vertices = this->word_vertices_list[word_index][vertices_index];
				for (auto& vertex : vertices) {

					auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_param.x, vertex.x * 0.0001, ofGetFrameNum() * 0.0015), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
					auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_param.y, vertex.y * 0.0001, ofGetFrameNum() * 0.0015), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));
					auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_param.z, vertex.z * 0.0001, ofGetFrameNum() * 0.0015), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 0, 1));

					glm::vec3 location = glm::vec4(glm::vec3(vertex - glm::vec3(word_size.getWidth() * 0.5, -word_size.getHeight() * 0.5, radius)), 0) * rotation_z * rotation_y *  rotation_x;
					ofVertex(location);
				}
			}
			ofEndShape(true);
		}
	}

	this->cam.end();
}

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

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

100

101

102

103

104

105

106

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(3);

ofEnableDepthTest();

this->font_size = 25;

this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);

this->word_list = {

"A", "B", "C", "D", "E", "F",

"G", "H", "I", "J", "K", "L",

"M", "N", "O", "P", "Q", "R",

"S", "T", "U", "V", "V", "X",

"Y", "Z" };

int sample_count = 39;

for (auto& word : this->word_list) {

vector<vector<glm::vec3>> vertices_list;

vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);

for (int word_index = 0; word_index < word_path.size(); word_index++) {

vector<ofPolyline> outline = word_path[word_index].getOutline();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

vertices_list.push_back(vertices);

}

this->word_vertices_list.push_back(vertices_list);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofColor color;

for (int i = 0; i < 256 * 3; i++) {

auto word_index = i % this->word_list.size();

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

auto word_size = this->font.getStringBoundingBox(this->word_list[word_index], 0, 0);

auto radius = ofRandom(90, 110);

color.setHsb(i % 256, 180, 255);

for (int k = 0; k < 2; k++) {

if (k == 0) {

ofFill();

ofSetColor(color);

}

else {

ofNoFill();

ofSetColor(39);

}

ofBeginShape();

for (int vertices_index = 0; vertices_index < this->word_vertices_list[word_index].size(); vertices_index++) {

if (vertices_index != 0) { ofNextContour(true); }

auto vertices = this->word_vertices_list[word_index][vertices_index];

for (auto& vertex : vertices) {

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_param.x, vertex.x * 0.0001, ofGetFrameNum() * 0.0015), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_param.y, vertex.y * 0.0001, ofGetFrameNum() * 0.0015), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_param.z, vertex.z * 0.0001, ofGetFrameNum() * 0.0015), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 0, 1));

glm::vec3 location = glm::vec4(glm::vec3(vertex - glm::vec3(word_size.getWidth() * 0.5, -word_size.getHeight() * 0.5, radius)), 0) * rotation_z * rotation_y * rotation_x;

ofVertex(location);

}

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210622

[ Kinako ]

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2024年4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