2022年12月 – ページ 6 – プログラミング de 落描き

2022年12月16日2022年12月15日

Happy birth day. プログラミング de 落書き。

[ Video ]

[ About ]
毎日アップロードが７年目です。

[ 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, glm::vec3 deg, ofColor face_color, ofColor frame_color);

	vector<glm::vec3> location_list;
	vector<int> life_list;
	vector<float> noise_param_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, glm::vec3 deg, ofColor face_color, ofColor frame_color);

vector<glm::vec3> location_list;

vector<int> life_list;

vector<float> noise_param_list;

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	ofFbo fbo;
	ofPixels pixels;
	fbo.allocate(ofGetWidth(), ofGetHeight());
	fbo.begin();
	ofClear(0);

	ofTrueTypeFont font;
	font.loadFont("fonts/Kazesawa-Extrabold.ttf", 600, true, true, true);
	string word = "7";
	font.drawString(word, ofGetWidth() * 0.5 - font.stringWidth(word) * 0.5, ofGetHeight() * 0.5 + font.stringHeight(word) * 0.5);

	fbo.end();
	fbo.readToPixels(pixels);

	auto radius = 9;
	auto x_span = radius * sqrt(3);
	auto flg = true;
	for (auto y = 0; y <= ofGetWidth(); y += radius * 1.5) {

		for (int x = 0; x <= ofGetHeight(); x += x_span) {

			glm::vec3 location;
			if (pixels.getColor(x, y) == ofColor(0, 0)) {

				if (flg) {

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

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

				this->location_list.push_back(location - glm::vec3(ofGetWidth() * 0.5, ofGetHeight() * 0.5, 0));
				this->life_list.push_back(0);
				this->noise_param_list.push_back(ofRandom(1000));
			}
		}

		flg = !flg;
	}


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

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

	ofSeedRandom(39);

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

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

		this->life_list[i] = this->life_list[i] > 0 ? this->life_list[i] - 0.5 : 0;
		if (this->life_list[i] > 0) {

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

	for (int i = 0; i < 25; i++) {

		auto target = glm::vec3(ofMap(i, 0, 25, ofGetWindowWidth() * -0.5, ofGetWindowWidth() * 0.5), (int)(ofRandom(ofGetWindowHeight()) + ofGetFrameNum() * ofRandom(5, 10)) % ofGetWindowHeight() - ofGetWindowHeight() * 0.5, 0);
		for (int k = 0; k < this->location_list.size(); k++) {

			if (glm::distance(target, this->location_list[k]) < 15) {

				this->life_list[k] = this->life_list[k] < 50 ? this->life_list[k] + 4 : 50;
			}
		}
	}

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

		auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
		auto noise_deg = glm::vec3(
			ofMap(ofNoise(glm::vec4(this->location_list[i] * 0.005, noise_seed.x + this->noise_param_list[i])), 0, 1, -360, 360),
			ofMap(ofNoise(glm::vec4(this->location_list[i] * 0.005, noise_seed.y + this->noise_param_list[i])), 0, 1, -360, 360),
			ofMap(ofNoise(glm::vec4(this->location_list[i] * 0.005, noise_seed.z + this->noise_param_list[i])), 0, 1, -360, 360));

		auto height = 4;
		ofColor location_color;
		location_color.setHsb((int)ofMap(ofNoise(glm::vec4(this->location_list[i], this->noise_param_list[i])), 0, 1, 0, 512) % 255, 130, 255);
		if (this->life_list[i] > 10) {

			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, noise_deg, location_color, ofColor(0));
		}
		else if (this->life_list[i] > 0) {

			location_color.setHsb(location_color.getHue(), ofMap(this->life_list[i], 0, 10, 0, 130), location_color.getBrightness());
			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, noise_deg * ofMap(this->life_list[i], 0, 10, 0, 1), location_color, ofColor(0));
		}
		else {

			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, glm::vec3(), ofColor(255), ofColor(0));
		}
	}
}

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

	this->cam.begin();
	ofRotateX(180);

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

	this->cam.end();
}

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

	auto rotation_x = glm::rotate(glm::mat4(), deg.x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));
	auto rotation_y = glm::rotate(glm::mat4(), deg.y * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
	auto rotation_z = glm::rotate(glm::mat4(), deg.z * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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

		for (auto& vertex : vertices) {

			vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;
		}

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

		for (auto& vertex : vertices) {

			vertex = location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;
		}

		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(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetLineWidth(2);

ofEnableDepthTest();

ofFbo fbo;

ofPixels pixels;

fbo.allocate(ofGetWidth(), ofGetHeight());

fbo.begin();

ofClear(0);

ofTrueTypeFont font;

font.loadFont("fonts/Kazesawa-Extrabold.ttf", 600, true, true, true);

string word = "7";

font.drawString(word, ofGetWidth() * 0.5 - font.stringWidth(word) * 0.5, ofGetHeight() * 0.5 + font.stringHeight(word) * 0.5);

fbo.end();

fbo.readToPixels(pixels);

auto radius = 9;

auto x_span = radius * sqrt(3);

auto flg = true;

for (auto y = 0; y <= ofGetWidth(); y += radius * 1.5) {

for (int x = 0; x <= ofGetHeight(); x += x_span) {

glm::vec3 location;

if (pixels.getColor(x, y) == ofColor(0, 0)) {

if (flg) {

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

}

else {

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

}

this->location_list.push_back(location - glm::vec3(ofGetWidth() * 0.5, ofGetHeight() * 0.5, 0));

this->life_list.push_back(0);

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

}

flg = !flg;

}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

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

this->life_list[i] = this->life_list[i] > 0 ? this->life_list[i] - 0.5 : 0;

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

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

}

for (int i = 0; i < 25; i++) {

auto target = glm::vec3(ofMap(i, 0, 25, ofGetWindowWidth() * -0.5, ofGetWindowWidth() * 0.5), (int)(ofRandom(ofGetWindowHeight()) + ofGetFrameNum() * ofRandom(5, 10)) % ofGetWindowHeight() - ofGetWindowHeight() * 0.5, 0);

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

if (glm::distance(target, this->location_list[k]) < 15) {

this->life_list[k] = this->life_list[k] < 50 ? this->life_list[k] + 4 : 50;

}

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

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

auto noise_deg = glm::vec3(

ofMap(ofNoise(glm::vec4(this->location_list[i] * 0.005, noise_seed.x + this->noise_param_list[i])), 0, 1, -360, 360),

ofMap(ofNoise(glm::vec4(this->location_list[i] * 0.005, noise_seed.y + this->noise_param_list[i])), 0, 1, -360, 360),

ofMap(ofNoise(glm::vec4(this->location_list[i] * 0.005, noise_seed.z + this->noise_param_list[i])), 0, 1, -360, 360));

auto height = 4;

ofColor location_color;

location_color.setHsb((int)ofMap(ofNoise(glm::vec4(this->location_list[i], this->noise_param_list[i])), 0, 1, 0, 512) % 255, 130, 255);

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

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, noise_deg, location_color, ofColor(0));

}

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

location_color.setHsb(location_color.getHue(), ofMap(this->life_list[i], 0, 10, 0, 130), location_color.getBrightness());

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, noise_deg * ofMap(this->life_list[i], 0, 10, 0, 1), location_color, ofColor(0));

}

else {

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, glm::vec3(), ofColor(255), ofColor(0));

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

this->face.draw();

this->frame.draw();

this->cam.end();

}

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

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

auto rotation_x = glm::rotate(glm::mat4(), deg.x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), deg.y * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), deg.z * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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(glm::vec3(0, 0, 0));

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

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

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

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

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

for (auto& vertex : vertices) {

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

}

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(glm::vec3(0, 0, 0));

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

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

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

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

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

for (auto& vertex : vertices) {

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

}

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/Insta20221216

2022年12月15日

Panel train. Draw by openFrameworks

[ Video ]

[ About ]
パネル列車。

[ 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) {};

	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 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) {};

ofEasyCam cam;

};

#include "ofApp.h"	

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

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

	ofBackground(0);
	ofEnableDepthTest();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
}


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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.33333333333 * 5);

	auto rotate_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	for (float z = 30; z < 300; z += 1) {

		ofPushMatrix();

		ofRotateZ(ofMap(ofNoise(rotate_seed.z, z * 0.0035 + ofGetFrameNum() * 0.008), 0, 1, -360, 360));
		ofRotateY(ofMap(ofNoise(rotate_seed.y, z * 0.0035 + ofGetFrameNum() * 0.008), 0, 1, -360, 360));
		ofRotateX(ofMap(ofNoise(rotate_seed.x, z * 0.0035 + ofGetFrameNum() * 0.008), 0, 1, -360, 360));

		ofNoFill();
		ofSetColor(ofMap(z, 100, 30, 255, 55));
		ofDrawRectangle(0, 0, z, 35, 35);

		ofFill();
		ofSetColor(0);
		ofDrawRectangle(0, 0, z, 35, 35);

		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);

ofEnableDepthTest();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.33333333333 * 5);

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

for (float z = 30; z < 300; z += 1) {

ofPushMatrix();

ofRotateZ(ofMap(ofNoise(rotate_seed.z, z * 0.0035 + ofGetFrameNum() * 0.008), 0, 1, -360, 360));

ofRotateY(ofMap(ofNoise(rotate_seed.y, z * 0.0035 + ofGetFrameNum() * 0.008), 0, 1, -360, 360));

ofRotateX(ofMap(ofNoise(rotate_seed.x, z * 0.0035 + ofGetFrameNum() * 0.008), 0, 1, -360, 360));

ofNoFill();

ofSetColor(ofMap(z, 100, 30, 255, 55));

ofDrawRectangle(0, 0, z, 35, 35);

ofFill();

ofSetColor(0);

ofDrawRectangle(0, 0, z, 35, 35);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20221215

2022年12月14日

Distorted spheres. Draw by openFrameworks

[ Video ]

[ About ]
歪み球体。

[ 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 base_mesh, draw_mesh;
};

#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 base_mesh, draw_mesh;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofEnableDepthTest();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	auto ico_sphere = ofIcoSpherePrimitive(250, 5);
	this->base_mesh = ico_sphere.getMesh();

}

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

	ofSeedRandom(39);

	this->draw_mesh = this->base_mesh;
	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	for (auto& v : this->draw_mesh.getVertices()) {

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

			auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0035, noise_seed.x + ofGetFrameNum() * 0.01)), 0, 1, -30, 30) * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));
			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0035, noise_seed.y + ofGetFrameNum() * 0.01)), 0, 1, -30, 30) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
			auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0035, noise_seed.z + ofGetFrameNum() * 0.01)), 0, 1, -30, 30) * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

			v = glm::vec4(v, 0) * rotation_z * rotation_y * rotation_x;
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.9999999999999999);

	ofSetColor(255, 64);
	this->draw_mesh.drawWireframe();

	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);

ofEnableDepthTest();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

auto ico_sphere = ofIcoSpherePrimitive(250, 5);

this->base_mesh = ico_sphere.getMesh();

}

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

void ofApp::update() {

ofSeedRandom(39);

this->draw_mesh = this->base_mesh;

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

for (auto& v : this->draw_mesh.getVertices()) {

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

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0035, noise_seed.x + ofGetFrameNum() * 0.01)), 0, 1, -30, 30) * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0035, noise_seed.y + ofGetFrameNum() * 0.01)), 0, 1, -30, 30) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(glm::vec4(v * 0.0035, noise_seed.z + ofGetFrameNum() * 0.01)), 0, 1, -30, 30) * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.9999999999999999);

ofSetColor(255, 64);

this->draw_mesh.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20221214

2022年12月
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