プログラミング de 落描き – ページ 197 – 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3月24日

Three tiles.

[ Video ]

[ About ]
タイルたち。

[ 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 mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	void setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color);

	vector<glm::vec3> location_list;
	vector<float> life_list;
	vector<float> noise_param_list;
	vector<ofColor> color_list;
	vector<glm::vec3> noise_location_list;

	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 mouseEntered(int x, int y) {};

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

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color);

vector<glm::vec3> location_list;

vector<float> life_list;

vector<float> noise_param_list;

vector<ofColor> color_list;

vector<glm::vec3> noise_location_list;

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

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

	auto radius = 6;
	auto x_span = radius * sqrt(3);
	auto flg = true;
	for (float y = -500; y < 500; y += radius * 1.5) {

		for (float x = -500; x < 500; x += x_span) {

			glm::vec3 location;
			if (flg) {

				location = glm::vec3(x, y, 0);
			}
			else {

				location = glm::vec3(x + (x_span / 2), y, 0);
			}

			this->location_list.push_back(location);
			this->life_list.push_back(0);
			this->noise_param_list.push_back(ofRandom(1000));
			this->color_list.push_back(ofColor(0));
		}
		flg = !flg;
	}

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

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

	ofSeedRandom(39);

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

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

		this->life_list[i] = this->life_list[i] > 0 ? this->life_list[i] - 1.2 : 0;
		if (this->life_list[i] > 0) {

			this->noise_param_list[i] += ofMap(this->life_list[i], 0, 100, 0.05, 0.1);
		}
	}

	auto deg_start = ofGetFrameNum() * 1.44 * 3;
	auto radius = 320 * sin(ofGetFrameNum() * 0.025);

	ofColor color;
	for (auto deg = deg_start; deg < deg_start + 360; deg += 120) {

		int hue = ofMap(deg, deg_start, deg_start + 360, 0, 255);
		hue = (hue + ofGetFrameNum()) % 255;
		color.setHsb(hue, 200, 255);

		auto noise_location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);
		this->noise_location_list.push_back(noise_location);
		for (int i = 0; i < this->location_list.size(); i++) {

			if (glm::distance(noise_location, this->location_list[i]) < 30) {

				this->life_list[i] = this->life_list[i] < 92 ? this->life_list[i] + 8 : 100;
				this->color_list[i] = color;
			}
		}
	}

	radius = 6;

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

		auto height = 10.f;
		if (this->life_list[i] > 10) {

			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], radius, height, this->color_list[i]);
		}
		else if (this->life_list[i] > 0) {

			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], ofMap(this->life_list[i], 0, 10, 0, radius), height, this->color_list[i]);
		}
	}
}

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

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

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

	this->cam.end();

	/*
	int start = 250;
	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);
		}
	}
	*/
}

//--------------------------------------------------------------
void ofApp::setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color) {

	ofColor frame_color = ofColor(39);

	for (int deg = 90; deg < 450; deg += 60) {

		auto face_radius = radius - 0.5;
		auto face_index = face_target.getNumVertices();

		vector<glm::vec3> vertices;
		vertices.push_back(location + glm::vec3(0, 0, 0));
		vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(0, 0, height));
		vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), height));
		vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), height));

		face_target.addVertices(vertices);

		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
		face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);
		face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 4);
		face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

		auto frame_index = frame_target.getNumVertices();

		vertices.clear();
		vertices.push_back(location + glm::vec3(0, 0, 0));
		vertices.push_back(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(0, 0, height));
		vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), height));
		vertices.push_back(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height));

		frame_target.addVertices(vertices);

		frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);
		frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4);

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

			face_target.addColor(face_color);
			frame_target.addColor(frame_color);
		}
	}
}

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

ofEnableDepthTest();

auto radius = 6;

auto x_span = radius * sqrt(3);

auto flg = true;

for (float y = -500; y < 500; y += radius * 1.5) {

for (float x = -500; x < 500; x += x_span) {

glm::vec3 location;

if (flg) {

location = glm::vec3(x, y, 0);

}

else {

location = glm::vec3(x + (x_span / 2), y, 0);

}

this->location_list.push_back(location);

this->life_list.push_back(0);

this->noise_param_list.push_back(ofRandom(1000));

this->color_list.push_back(ofColor(0));

}

flg = !flg;

}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

this->noise_location_list.clear();

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

this->life_list[i] = this->life_list[i] > 0 ? this->life_list[i] - 1.2 : 0;

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

this->noise_param_list[i] += ofMap(this->life_list[i], 0, 100, 0.05, 0.1);

}

auto deg_start = ofGetFrameNum() * 1.44 * 3;

auto radius = 320 * sin(ofGetFrameNum() * 0.025);

ofColor color;

for (auto deg = deg_start; deg < deg_start + 360; deg += 120) {

int hue = ofMap(deg, deg_start, deg_start + 360, 0, 255);

hue = (hue + ofGetFrameNum()) % 255;

color.setHsb(hue, 200, 255);

auto noise_location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);

this->noise_location_list.push_back(noise_location);

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

if (glm::distance(noise_location, this->location_list[i]) < 30) {

this->life_list[i] = this->life_list[i] < 92 ? this->life_list[i] + 8 : 100;

this->color_list[i] = color;

}

radius = 6;

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

auto height = 10.f;

if (this->life_list[i] > 10) {

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], radius, height, this->color_list[i]);

}

else if (this->life_list[i] > 0) {

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], ofMap(this->life_list[i], 0, 10, 0, radius), height, this->color_list[i]);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

this->face.draw();

this->frame.draw();

this->cam.end();

int start = 250;

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);

}

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

void ofApp::setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color) {

ofColor frame_color = ofColor(39);

for (int deg = 90; deg < 450; deg += 60) {

auto face_radius = radius - 0.5;

auto face_index = face_target.getNumVertices();

vector<glm::vec3> vertices;

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

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

vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), 0));

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

vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), height));

vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), height));

face_target.addVertices(vertices);

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

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 4);

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

auto frame_index = frame_target.getNumVertices();

vertices.clear();

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

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

vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), 0));

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

vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), height));

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

frame_target.addVertices(vertices);

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

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

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

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4);

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

face_target.addColor(face_color);

frame_target.addColor(frame_color);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240324

2024年3月23日

Spring water.

[ Video ]

[ About ]
湧き線。

[ 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, line;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofNoFill();
	ofEnableDepthTest();

	this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

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

	for (int radius = 0; radius <= 1000; radius += 10) {

		int start_index = this->line.getNumVertices();
		int index = start_index;
		for (int deg = 0; deg < 360; deg += 1) {

			auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

			auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);
			this->line.addVertex(vertex);

			if (deg > 0) {

				this->line.addIndex(index - 1);
				this->line.addIndex(index);
			}

			index++;

			int next_radius = radius + 10;
			int next_z = next_radius > 200 ? 0 : ofMap(next_radius, 0, 200, -1 * pow(200 - next_radius, 1.1), 0);
			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));
			vertices.push_back(glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), z));
			vertices.push_back(glm::vec3(next_radius * cos((deg + 1) * DEG_TO_RAD), next_radius * sin((deg + 1) * DEG_TO_RAD), next_z));
			vertices.push_back(glm::vec3(next_radius * cos(deg * DEG_TO_RAD), next_radius * sin(deg * DEG_TO_RAD), next_z));

			face.addVertices(vertices);

			face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 3);
			face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4);

		}

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

	int index_span = 15;
	for (int index = 0; index < this->line.getNumVertices() - 360; index += index_span) {

		this->line.addIndex(index);
		this->line.addIndex(index + 360);
	}
}

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

	this->cam.begin();
	ofRotateX(-70);

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

	ofColor color;
	for (int i = 0; i < 500; i++) {

		auto radius_base = ofRandom(1000);
		auto speed = ofRandom(8, 16);
		int deg = ofRandom(360);
		int len = ofRandom(10, 20);

		int tmp_radius = (int)(radius_base + ofGetFrameNum() * speed) % 1000;
		auto alpha = tmp_radius < 300 ? 255 : ofMap(tmp_radius, 300, 1000, 255, 0);

		color.setHsb(ofMap(i, 0, 500, 150, 220), 150, 255);
		ofSetColor(color, alpha);

		ofSetLineWidth(ofRandom(0.5, 2));

		ofBeginShape();

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

			int radius = (int)(radius_base + (ofGetFrameNum() + k) * speed) % 1000;
			auto z = radius > 200 ? 1 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 1);

			auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);
			ofVertex(vertex);
		}

		ofEndShape();
	}

	this->cam.end();

	/*
	int start = 50;
	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);

ofNoFill();

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->line.clear();

for (int radius = 0; radius <= 1000; radius += 10) {

int start_index = this->line.getNumVertices();

int index = start_index;

for (int deg = 0; deg < 360; deg += 1) {

auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

this->line.addVertex(vertex);

if (deg > 0) {

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

this->line.addIndex(index);

}

index++;

int next_radius = radius + 10;

int next_z = next_radius > 200 ? 0 : ofMap(next_radius, 0, 200, -1 * pow(200 - next_radius, 1.1), 0);

vector<glm::vec3> vertices;

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

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

vertices.push_back(glm::vec3(next_radius * cos((deg + 1) * DEG_TO_RAD), next_radius * sin((deg + 1) * DEG_TO_RAD), next_z));

vertices.push_back(glm::vec3(next_radius * cos(deg * DEG_TO_RAD), next_radius * sin(deg * DEG_TO_RAD), next_z));

face.addVertices(vertices);

face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 3);

face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4);

}

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

this->line.addIndex(start_index);

}

int index_span = 15;

for (int index = 0; index < this->line.getNumVertices() - 360; index += index_span) {

this->line.addIndex(index);

this->line.addIndex(index + 360);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(-70);

ofSetColor(39);

this->face.draw();

ofColor color;

for (int i = 0; i < 500; i++) {

auto radius_base = ofRandom(1000);

auto speed = ofRandom(8, 16);

int deg = ofRandom(360);

int len = ofRandom(10, 20);

int tmp_radius = (int)(radius_base + ofGetFrameNum() * speed) % 1000;

auto alpha = tmp_radius < 300 ? 255 : ofMap(tmp_radius, 300, 1000, 255, 0);

color.setHsb(ofMap(i, 0, 500, 150, 220), 150, 255);

ofSetColor(color, alpha);

ofSetLineWidth(ofRandom(0.5, 2));

ofBeginShape();

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

int radius = (int)(radius_base + (ofGetFrameNum() + k) * speed) % 1000;

auto z = radius > 200 ? 1 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 1);

auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

ofVertex(vertex);

}

ofEndShape();

}

this->cam.end();

int start = 50;

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/Insta20240323

2024年3月22日

Suction hole.

[ Video ]

[ About ]
吸い込み穴。

[ 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, line;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofNoFill();
	ofEnableDepthTest();

	this->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

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

	int radius_start = 10 - ofGetFrameNum() % 10;
	for (int radius = radius_start; radius <= 1000; radius += 10) {

		int start_index = this->line.getNumVertices();
		int index = start_index;
		for (int deg = 0; deg < 360; deg += 1) {

			auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

			auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);
			this->line.addVertex(vertex);

			if (deg > 0) {

				this->line.addIndex(index - 1);
				this->line.addIndex(index);
			}

			index++;

			int next_radius = radius + 10;
			int next_z = next_radius > 200 ? 0 : ofMap(next_radius, 0, 200, -1 * pow(200 - next_radius, 1.1), 0);
			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));
			vertices.push_back(glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), z));
			vertices.push_back(glm::vec3(next_radius * cos((deg + 1) * DEG_TO_RAD), next_radius * sin((deg + 1) * DEG_TO_RAD), next_z));
			vertices.push_back(glm::vec3(next_radius * cos(deg * DEG_TO_RAD), next_radius * sin(deg * DEG_TO_RAD), next_z));

			face.addVertices(vertices);

			face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 3);
			face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4);

		}

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

	int index_span = 15;
	for (int index = 0; index < this->line.getNumVertices() - 360; index += index_span) {

		this->line.addIndex(index);
		this->line.addIndex(index + 360);
	}
}

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

	this->cam.begin();
	ofRotateX(-35);

	ofSetColor(255);
	this->face.draw();

	ofColor color;
	for (int i = 0; i < 8000; i++) {

		ofSetColor(ofRandom(0, 200));

		ofBeginShape();

		auto radius_base = ofRandom(1000);
		auto speed = ofRandom(3, 8);
		float deg = ofRandom(360);

		for (int k = 0; k < 15; k++) {

			int radius = 1000 - (int)(radius_base + (ofGetFrameNum() + k) * speed) % 1000;
			auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);
			z += 1;

			auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);
			ofVertex(vertex);
		}

		ofEndShape();
	}

	this->cam.end();

	/*
	int start = 50;
	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(255);

ofNoFill();

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->line.clear();

int radius_start = 10 - ofGetFrameNum() % 10;

for (int radius = radius_start; radius <= 1000; radius += 10) {

int start_index = this->line.getNumVertices();

int index = start_index;

for (int deg = 0; deg < 360; deg += 1) {

auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

this->line.addVertex(vertex);

if (deg > 0) {

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

this->line.addIndex(index);

}

index++;

int next_radius = radius + 10;

int next_z = next_radius > 200 ? 0 : ofMap(next_radius, 0, 200, -1 * pow(200 - next_radius, 1.1), 0);

vector<glm::vec3> vertices;

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

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

vertices.push_back(glm::vec3(next_radius * cos((deg + 1) * DEG_TO_RAD), next_radius * sin((deg + 1) * DEG_TO_RAD), next_z));

vertices.push_back(glm::vec3(next_radius * cos(deg * DEG_TO_RAD), next_radius * sin(deg * DEG_TO_RAD), next_z));

face.addVertices(vertices);

face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 2); face.addIndex(face.getNumVertices() - 3);

face.addIndex(face.getNumVertices() - 1); face.addIndex(face.getNumVertices() - 3); face.addIndex(face.getNumVertices() - 4);

}

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

this->line.addIndex(start_index);

}

int index_span = 15;

for (int index = 0; index < this->line.getNumVertices() - 360; index += index_span) {

this->line.addIndex(index);

this->line.addIndex(index + 360);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(-35);

ofSetColor(255);

this->face.draw();

ofColor color;

for (int i = 0; i < 8000; i++) {

ofSetColor(ofRandom(0, 200));

ofBeginShape();

auto radius_base = ofRandom(1000);

auto speed = ofRandom(3, 8);

float deg = ofRandom(360);

for (int k = 0; k < 15; k++) {

int radius = 1000 - (int)(radius_base + (ofGetFrameNum() + k) * speed) % 1000;

auto z = radius > 200 ? 0 : ofMap(radius, 0, 200, -1 * pow(200 - radius, 1.1), 0);

z += 1;

auto vertex = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z + 1);

ofVertex(vertex);

}

ofEndShape();

}

this->cam.end();

int start = 50;

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/Insta20240322

2025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