プログラミング de 落描き – クリエイティブ・コーディングによる生成物とソース

2024年10月28日

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#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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(39);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->font_size = 40;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(180);
	ofRotateY(ofGetFrameNum() * 0.72);

	string word =   " junkiyoshi.com anthology(); 2024/11/09 - 2024/11/17 ";
	int sample_count = 180;
	auto noise_param = ofRandom(1000);

	for (int k = 0; k < 20; k++) {

		auto y = ofMap(k, 0, 20, -1000, 1000);

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

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

			auto deg = i * 7.f;
			auto noise_value = (int)ofMap(ofNoise(cos(deg * DEG_TO_RAD) * 0.5, sin(deg * DEG_TO_RAD) * 0.5, ofGetFrameNum() * 0.02), 0, 1, 0, 10);
			auto noise_y = ofMap(noise_value, 0, 10, -250, 250);

			ofFill();
			ofSetColor(0);
			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, 330);

					auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation_y;
					location.y += y + noise_y;

					ofVertex(location);
				}
			}
			ofEndShape(true);

			ofNoFill();
			ofSetColor(155, 155, 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, 330);

					auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation_y;
					location.y += y + noise_y;

					ofVertex(location);
				}
			}
			ofEndShape(true);
		}
	}

	this->cam.end();

	/*
	int start = 270;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetLineWidth(2);

ofEnableDepthTest();

this->font_size = 40;

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

ofRotateY(ofGetFrameNum() * 0.72);

string word = " junkiyoshi.com anthology(); 2024/11/09 - 2024/11/17 ";

int sample_count = 180;

auto noise_param = ofRandom(1000);

for (int k = 0; k < 20; k++) {

auto y = ofMap(k, 0, 20, -1000, 1000);

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

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

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

auto deg = i * 7.f;

auto noise_value = (int)ofMap(ofNoise(cos(deg * DEG_TO_RAD) * 0.5, sin(deg * DEG_TO_RAD) * 0.5, ofGetFrameNum() * 0.02), 0, 1, 0, 10);

auto noise_y = ofMap(noise_value, 0, 10, -250, 250);

ofFill();

ofSetColor(0);

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, 330);

auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

location.y += y + noise_y;

ofVertex(location);

}

ofEndShape(true);

ofNoFill();

ofSetColor(155, 155, 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, 330);

auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

location.y += y + noise_y;

ofVertex(location);

}

ofEndShape(true);

}

this->cam.end();

int start = 270;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

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2024年10月27日

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#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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->font_size = 40;
	this->font.loadFont("fonts/msgothic.ttc", this->font_size, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(180);
	ofRotateY(ofGetFrameNum() * 1.44);

	string word =   " junkiyoshi.com anthology(); 2024/11/09 - 2024/11/17 ";
	int sample_count = 180;
	auto noise_param = ofRandom(1000);

	for (int k = 0; k < 1; k++) {

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

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

			auto deg = i * 7.f;
			auto noise_value = ofNoise(cos(deg * DEG_TO_RAD) * 0.5, sin(deg * DEG_TO_RAD) * 0.5, ofGetFrameNum() * 0.02);
			auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_value, 0, 1, -25, 25) * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

			ofFill();
			ofSetColor(39);
			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, 330);

					auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation_y * rotation_x;

					ofVertex(location);
				}
			}
			ofEndShape(true);

			ofNoFill();
			ofSetColor(39, 39, 139);
			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, 330);

					auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation_y * rotation_x;

					ofVertex(location);
				}
			}
			ofEndShape(true);
		}
	}

	this->cam.end();

	/*
	int start = 270;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

this->font_size = 40;

this->font.loadFont("fonts/msgothic.ttc", this->font_size, true, true, true);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

ofRotateY(ofGetFrameNum() * 1.44);

string word = " junkiyoshi.com anthology(); 2024/11/09 - 2024/11/17 ";

int sample_count = 180;

auto noise_param = ofRandom(1000);

for (int k = 0; k < 1; k++) {

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

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

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

auto deg = i * 7.f;

auto noise_value = ofNoise(cos(deg * DEG_TO_RAD) * 0.5, sin(deg * DEG_TO_RAD) * 0.5, ofGetFrameNum() * 0.02);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_value, 0, 1, -25, 25) * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

ofFill();

ofSetColor(39);

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, 330);

auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

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

ofVertex(location);

}

ofEndShape(true);

ofNoFill();

ofSetColor(39, 39, 139);

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, 330);

auto rotation_y = glm::rotate(glm::mat4(), (i * 7.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

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

ofVertex(location);

}

ofEndShape(true);

}

this->cam.end();

int start = 270;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

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2024年10月26日

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#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, line;

	float noise_param;
};

#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, line;

float noise_param;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofSetLineWidth(3);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
	ofEnableDepthTest();

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

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

	this->noise_param += 0.05;

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

	float deg_span = 0.2;
	float z_span = 1;

	float radius = 300;
	float noise_span = 0.0025;

	ofColor color;
	for (float i = 0.1; i < 1; i += 0.1) {

		float threshold_1 = i - 0.0025;
		float threshold_2 = i + 0.0025;

		int fue = (int)ofMap(i, 0, 1, 180, 265);
		color.setHsb(fue % 255, 255, 255);

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

			for (float z = -2400; z < 600; z += z_span) {

				auto noise_value = ofNoise(glm::vec4(radius * cos(deg * DEG_TO_RAD) * noise_span, radius * sin(deg * DEG_TO_RAD) * noise_span, z * noise_span * 0.2 - noise_param, noise_param * 0.1));
				if (noise_value <= threshold_1 || noise_value >= threshold_2) { continue; }

				auto noise_1 = ofNoise(glm::vec4(radius * cos((deg - deg_span) * DEG_TO_RAD) * noise_span, radius * sin((deg - deg_span) * DEG_TO_RAD) * noise_span, z * noise_span * 0.2 - noise_param, noise_param * 0.1));
				auto noise_2 = ofNoise(glm::vec4(radius * cos(deg * DEG_TO_RAD) * noise_span, radius * sin(deg * DEG_TO_RAD) * noise_span, (z + z_span) * noise_span * 0.2 - noise_param, noise_param * 0.1));
				auto noise_3 = ofNoise(glm::vec4(radius * cos(deg * DEG_TO_RAD) * noise_span, radius * sin(deg * DEG_TO_RAD) * noise_span, (z - z_span) * noise_span * 0.2 - noise_param, noise_param * 0.1));
				auto noise_4 = ofNoise(glm::vec4(radius * cos((deg + deg_span) * DEG_TO_RAD) * noise_span, radius * sin((deg + deg_span) * DEG_TO_RAD) * noise_span, z * noise_span * 0.2 - noise_param, noise_param * 0.1));

				auto index = this->face.getNumVertices();
				vector<glm::vec3> vertices;

				vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), z - z_span * 0.5));
				vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), z - z_span * 0.5));
				vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), z + z_span * 0.5));
				vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), z + z_span * 0.5));

				this->face.addVertices(vertices);

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

				for (int i = 0; i < 4; i++) {

					this->face.addColor(ofColor(color, 68));
				}

				ofColor line_color(color);
				if (noise_1 <= threshold_1 || noise_1 >= threshold_2) {

					this->line.addVertex(vertices[0]);
					this->line.addVertex(vertices[2]);

					this->line.addIndex(this->line.getNumVertices() - 1);
					this->line.addIndex(this->line.getNumVertices() - 2);

					this->line.addColor(line_color);
					this->line.addColor(line_color);
				}

				if (noise_2 <= threshold_1 || noise_2 >= threshold_2) {

					this->line.addVertex(vertices[2]);
					this->line.addVertex(vertices[3]);

					this->line.addIndex(this->line.getNumVertices() - 1);
					this->line.addIndex(this->line.getNumVertices() - 2);

					this->line.addColor(line_color);
					this->line.addColor(line_color);
				}

				if (noise_3 <= threshold_1 || noise_3 >= threshold_2) {

					this->line.addVertex(vertices[0]);
					this->line.addVertex(vertices[1]);

					this->line.addIndex(this->line.getNumVertices() - 1);
					this->line.addIndex(this->line.getNumVertices() - 2);

					this->line.addColor(line_color);
					this->line.addColor(line_color);
				}

				if (noise_4 <= threshold_1 || noise_4 >= threshold_2) {

					this->line.addVertex(vertices[1]);
					this->line.addVertex(vertices[3]);

					this->line.addIndex(this->line.getNumVertices() - 1);
					this->line.addIndex(this->line.getNumVertices() - 2);

					this->line.addColor(line_color);
					this->line.addColor(line_color);
				}
			}
		}
	}
}

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

	this->cam.begin();

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

	ofSetColor(0);
	ofFill();
	ofDrawCircle(glm::vec3(0, 0, -2500), 300);

	ofColor color;
	color.setHsb(225, 200, 255);
	ofSetColor(color);
	ofNoFill();
	ofDrawCircle(glm::vec3(0, 0, -2500), 300);

	this->cam.end();

	/*
	int start = 1;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(3);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

this->noise_param += 0.05;

this->face.clear();

this->line.clear();

float deg_span = 0.2;

float z_span = 1;

float radius = 300;

float noise_span = 0.0025;

ofColor color;

for (float i = 0.1; i < 1; i += 0.1) {

float threshold_1 = i - 0.0025;

float threshold_2 = i + 0.0025;

int fue = (int)ofMap(i, 0, 1, 180, 265);

color.setHsb(fue % 255, 255, 255);

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

for (float z = -2400; z < 600; z += z_span) {

auto noise_value = ofNoise(glm::vec4(radius * cos(deg * DEG_TO_RAD) * noise_span, radius * sin(deg * DEG_TO_RAD) * noise_span, z * noise_span * 0.2 - noise_param, noise_param * 0.1));

if (noise_value <= threshold_1 || noise_value >= threshold_2) { continue; }

auto noise_1 = ofNoise(glm::vec4(radius * cos((deg - deg_span) * DEG_TO_RAD) * noise_span, radius * sin((deg - deg_span) * DEG_TO_RAD) * noise_span, z * noise_span * 0.2 - noise_param, noise_param * 0.1));

auto noise_2 = ofNoise(glm::vec4(radius * cos(deg * DEG_TO_RAD) * noise_span, radius * sin(deg * DEG_TO_RAD) * noise_span, (z + z_span) * noise_span * 0.2 - noise_param, noise_param * 0.1));

auto noise_3 = ofNoise(glm::vec4(radius * cos(deg * DEG_TO_RAD) * noise_span, radius * sin(deg * DEG_TO_RAD) * noise_span, (z - z_span) * noise_span * 0.2 - noise_param, noise_param * 0.1));

auto noise_4 = ofNoise(glm::vec4(radius * cos((deg + deg_span) * DEG_TO_RAD) * noise_span, radius * sin((deg + deg_span) * DEG_TO_RAD) * noise_span, z * noise_span * 0.2 - noise_param, noise_param * 0.1));

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), z - z_span * 0.5));

vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), z - z_span * 0.5));

vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), z + z_span * 0.5));

vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), z + z_span * 0.5));

this->face.addVertices(vertices);

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

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

for (int i = 0; i < 4; i++) {

this->face.addColor(ofColor(color, 68));

}

ofColor line_color(color);

if (noise_1 <= threshold_1 || noise_1 >= threshold_2) {

this->line.addVertex(vertices[0]);

this->line.addVertex(vertices[2]);

this->line.addIndex(this->line.getNumVertices() - 1);

this->line.addIndex(this->line.getNumVertices() - 2);

this->line.addColor(line_color);

}

if (noise_2 <= threshold_1 || noise_2 >= threshold_2) {

this->line.addVertex(vertices[2]);

this->line.addVertex(vertices[3]);

this->line.addIndex(this->line.getNumVertices() - 1);

this->line.addIndex(this->line.getNumVertices() - 2);

this->line.addColor(line_color);

}

if (noise_3 <= threshold_1 || noise_3 >= threshold_2) {

this->line.addVertex(vertices[0]);

this->line.addVertex(vertices[1]);

this->line.addIndex(this->line.getNumVertices() - 1);

this->line.addIndex(this->line.getNumVertices() - 2);

this->line.addColor(line_color);

}

if (noise_4 <= threshold_1 || noise_4 >= threshold_2) {

this->line.addVertex(vertices[1]);

this->line.addVertex(vertices[3]);

this->line.addIndex(this->line.getNumVertices() - 1);

this->line.addIndex(this->line.getNumVertices() - 2);

this->line.addColor(line_color);

}

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

void ofApp::draw() {

this->cam.begin();

this->line.draw();

this->face.draw();

ofSetColor(0);

ofFill();

ofDrawCircle(glm::vec3(0, 0, -2500), 300);

ofColor color;

color.setHsb(225, 200, 255);

ofSetColor(color);

ofNoFill();

ofDrawCircle(glm::vec3(0, 0, -2500), 300);

this->cam.end();

int start = 1;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20241026

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