Various sizes. Draw by openFrameworks – プログラミング de 落描き

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箱のサイズを色々変える。

Various sizes.

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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) {};

	void setBoxRecursive(glm::vec3 location, float size);

	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);
	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

	ofEasyCam cam;
	ofMesh face, frame;

	vector<glm::vec3> location_list;
	vector<ofColor> color_list;

	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) {};

void setBoxRecursive(glm::vec3 location, float size);

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

ofEasyCam cam;

ofMesh face, frame;

vector<glm::vec3> location_list;

vector<ofColor> color_list;

float noise_param;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

	if (ofGetFrameNum() % 120 < 45) {

		this->noise_param += ofMap(ofGetFrameNum() % 60, 0, 45, 0.05, 0.001);
	}


	this->face.clear();
	this->frame.clear();
	this->setBoxRecursive(glm::vec3(0, 0, 0), 300);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.333333);

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

	ofSetColor(255);
	for (auto& vertex : this->face.getVertices()) {

		ofDrawSphere(vertex, 3);
	}

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setBoxRecursive(glm::vec3 location, float size) {

	vector<glm::vec3> location_list = {
		location + glm::vec3(-size * 0.5, -size * 0.5, size * 0.5),
		location + glm::vec3(-size * 0.5, size * 0.5, size * 0.5),
		location + glm::vec3(size * 0.5, size * 0.5, size * 0.5),
		location + glm::vec3(size * 0.5, -size * 0.5, size * 0.5),
		location + glm::vec3(-size * 0.5, -size * 0.5, -size * 0.5),
		location + glm::vec3(-size * 0.5, size * 0.5, -size * 0.5),
		location + glm::vec3(size * 0.5, size * 0.5, -size * 0.5),
		location + glm::vec3(size * 0.5, -size * 0.5, -size * 0.5)
	};


	if (size < 50) {

		for (auto& l : location_list) {

			auto noise_value = ofNoise(glm::vec4(l * 0.05, this->noise_param));

			if (noise_value < 0.50) {

				this->setBoxToMesh(this->face, this->frame, l, size);
			}
		}
	}
	else {

		for (auto& l : location_list) {

			auto noise_value = ofNoise(glm::vec4(l * 0.05, this->noise_param));


			if (size == 300 || noise_value < 0.45) {

				this->setBoxRecursive(l, size * 0.5);
			}
			else if (noise_value < 0.50) {

				/*
				auto size_param = ofMap(noise_value, 0.45, 0.7, 0, 1);
				this->setBoxToMesh(this->face, this->frame, l, size * 1);
				*/
			}
			else {

				this->setBoxToMesh(this->face, this->frame, l, size);
			}
		}
	}
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

	this->setBoxToMesh(face_target, frame_target, location, size, size, size);
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

	auto noise_value = ofNoise(glm::vec4(location *  0.005, ofGetFrameNum() * 0.008));
	if (noise_value < 0.45) { noise_value = 0; }
	else if (noise_value < 0.75) { noise_value = ofMap(noise_value, 0.45, 0.75, 0, 1); }
	else { noise_value = 1; }

	int face_index = face_target.getNumVertices();
	int frame_index = frame_target.getNumVertices();

	vector<glm::vec3> vertices;
	vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * -0.5));
	vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * -0.5));
	vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * 0.5));
	vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

	vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

	for (auto& vertex : vertices) {

		auto noise_vertex = glm::vec3(
			ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, -width * 0.5, width * 0.5),
			ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, -height * 0.5, height * 0.5),
			ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, -depth * 0.5, depth * 0.5));

		auto distance = vertex - noise_vertex * noise_value;
		auto d = (distance / 1) * noise_value;

		face_target.addVertex(location + vertex * 0.99 - d);
		frame_target.addVertex(location + vertex - d);
	}

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
	face_target.addIndex(face_index + 0); 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 + 6);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

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

	face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);
	face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

	face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

	frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);
	frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);
	frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);
	frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 0);

	frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
	frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);
	frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);
	frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 4);

	frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 4);
	frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);
	frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 6);
	frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 7);

	for (int i = 0; i < 8; i++) {

		face_target.addColor(ofColor(0));
		frame_target.addColor(ofColor(255));
	}
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

if (ofGetFrameNum() % 120 < 45) {

this->noise_param += ofMap(ofGetFrameNum() % 60, 0, 45, 0.05, 0.001);

}

this->face.clear();

this->frame.clear();

this->setBoxRecursive(glm::vec3(0, 0, 0), 300);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.333333);

this->face.draw();

this->frame.drawWireframe();

ofSetColor(255);

for (auto& vertex : this->face.getVertices()) {

ofDrawSphere(vertex, 3);

}

this->cam.end();

}

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

void ofApp::setBoxRecursive(glm::vec3 location, float size) {

vector<glm::vec3> location_list = {

location + glm::vec3(-size * 0.5, -size * 0.5, size * 0.5),

location + glm::vec3(-size * 0.5, size * 0.5, size * 0.5),

location + glm::vec3(size * 0.5, size * 0.5, size * 0.5),

location + glm::vec3(size * 0.5, -size * 0.5, size * 0.5),

location + glm::vec3(-size * 0.5, -size * 0.5, -size * 0.5),

location + glm::vec3(-size * 0.5, size * 0.5, -size * 0.5),

location + glm::vec3(size * 0.5, size * 0.5, -size * 0.5),

location + glm::vec3(size * 0.5, -size * 0.5, -size * 0.5)

};

if (size < 50) {

for (auto& l : location_list) {

auto noise_value = ofNoise(glm::vec4(l * 0.05, this->noise_param));

if (noise_value < 0.50) {

this->setBoxToMesh(this->face, this->frame, l, size);

}

else {

for (auto& l : location_list) {

auto noise_value = ofNoise(glm::vec4(l * 0.05, this->noise_param));

if (size == 300 || noise_value < 0.45) {

this->setBoxRecursive(l, size * 0.5);

}

else if (noise_value < 0.50) {

auto size_param = ofMap(noise_value, 0.45, 0.7, 0, 1);

this->setBoxToMesh(this->face, this->frame, l, size * 1);

}

else {

this->setBoxToMesh(this->face, this->frame, l, size);

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

this->setBoxToMesh(face_target, frame_target, location, size, size, size);

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

auto noise_value = ofNoise(glm::vec4(location * 0.005, ofGetFrameNum() * 0.008));

if (noise_value < 0.45) { noise_value = 0; }

else if (noise_value < 0.75) { noise_value = ofMap(noise_value, 0.45, 0.75, 0, 1); }

else { noise_value = 1; }

int face_index = face_target.getNumVertices();

int frame_index = frame_target.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * 0.5));

vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * 0.5));

vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

for (auto& vertex : vertices) {

auto noise_vertex = glm::vec3(

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, -width * 0.5, width * 0.5),

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, -height * 0.5, height * 0.5),

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.015), 0, 1, -depth * 0.5, depth * 0.5));

auto distance = vertex - noise_vertex * noise_value;

auto d = (distance / 1) * noise_value;

face_target.addVertex(location + vertex * 0.99 - d);

frame_target.addVertex(location + vertex - d);

}

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

face_target.addIndex(face_index + 0); 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 + 6);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);

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

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);

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

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);

frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 0);

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

frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);

frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);

frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 4);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 4);

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

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 6);

frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 7);

for (int i = 0; i < 8; i++) {

face_target.addColor(ofColor(0));

frame_target.addColor(ofColor(255));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220426

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