プログラミング de 落描き – ページ 671 – クリエイティブ・コーディングによる生成物とソース

2019年9月13日2019年9月13日

Create wall by relationship. openFrameworks

[ Video ]

[ About ]
球体の位置関係で壁を作る。

Create wall by relationship.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

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

	ofEasyCam cam;
	float noise_seed;
};

#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 noise_seed;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofEnableDepthTest();


}

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

	ofSeedRandom(39);
	if (ofGetFrameNum() % 60 < 45) {

		this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 45, 0.02, 0);
	}
}

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

	auto span = 300;
	auto range = 150;
	auto radius = 50;

	this->cam.begin();
	
	for (int x = -span; x <= span; x += span) {

		auto parent_location = glm::vec3(x, 0, 0);

		ofNoFill();
		ofDrawCircle(parent_location, radius);

		vector<int> deg_list(360, 0);
		for (int i = 0; i < 5; i++) {

			auto child_location = glm::vec3(
				x + ofMap(ofNoise(ofRandom(10000), this->noise_seed), 0, 1, -range, range),
				ofMap(ofNoise(ofRandom(10000), this->noise_seed), 0, 1, -range, range),
				0
			);

			auto distance = (glm::distance(parent_location, child_location) - radius) * 3;
			auto rad = std::atan2(child_location.y - parent_location.y, child_location.x - parent_location.x);
			auto line_location = parent_location + glm::vec2(radius * cos(rad), radius * sin(rad));

			ofDrawLine(child_location, line_location);
			ofFill();
			ofDrawSphere(child_location, radius * 0.1);

			int deg = rad * RAD_TO_DEG;
			auto deg_span = 45;
			for (int tmp_deg = deg - deg_span * 0.5; tmp_deg <= deg + deg_span * 0.5; tmp_deg++) {

				tmp_deg < 0 ? deg_list[tmp_deg + 360] += distance : deg_list[tmp_deg] += distance;
			}
		}

		ofFill();
		ofSetColor(39);
		vector<glm::vec3> vertices;
		for (int deg = 0; deg < 360; deg++) {

			ofBeginShape();
			ofVertex(parent_location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));
			ofVertex(parent_location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), deg_list[deg]));
			ofVertex(parent_location + glm::vec3(radius * cos(((deg + 1) % 360) * DEG_TO_RAD), radius * sin(((deg + 1) % 360) * DEG_TO_RAD), deg_list[((deg + 1) % 360)]));
			ofVertex(parent_location + glm::vec3(radius * cos(((deg + 1) % 360) * DEG_TO_RAD), radius * sin(((deg + 1) % 360) * DEG_TO_RAD), 0));
			ofEndShape();

		}
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

if (ofGetFrameNum() % 60 < 45) {

this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 45, 0.02, 0);

}

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

void ofApp::draw() {

auto span = 300;

auto range = 150;

auto radius = 50;

this->cam.begin();

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

auto parent_location = glm::vec3(x, 0, 0);

ofNoFill();

ofDrawCircle(parent_location, radius);

vector<int> deg_list(360, 0);

for (int i = 0; i < 5; i++) {

auto child_location = glm::vec3(

x + ofMap(ofNoise(ofRandom(10000), this->noise_seed), 0, 1, -range, range),

ofMap(ofNoise(ofRandom(10000), this->noise_seed), 0, 1, -range, range),

);

auto distance = (glm::distance(parent_location, child_location) - radius) * 3;

auto rad = std::atan2(child_location.y - parent_location.y, child_location.x - parent_location.x);

auto line_location = parent_location + glm::vec2(radius * cos(rad), radius * sin(rad));

ofDrawLine(child_location, line_location);

ofFill();

ofDrawSphere(child_location, radius * 0.1);

int deg = rad * RAD_TO_DEG;

auto deg_span = 45;

for (int tmp_deg = deg - deg_span * 0.5; tmp_deg <= deg + deg_span * 0.5; tmp_deg++) {

tmp_deg < 0 ? deg_list[tmp_deg + 360] += distance : deg_list[tmp_deg] += distance;

}

ofFill();

ofSetColor(39);

vector<glm::vec3> vertices;

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

ofBeginShape();

ofVertex(parent_location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

ofVertex(parent_location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), deg_list[deg]));

ofVertex(parent_location + glm::vec3(radius * cos(((deg + 1) % 360) * DEG_TO_RAD), radius * sin(((deg + 1) % 360) * DEG_TO_RAD), deg_list[((deg + 1) % 360)]));

ofVertex(parent_location + glm::vec3(radius * cos(((deg + 1) % 360) * DEG_TO_RAD), radius * sin(((deg + 1) % 360) * DEG_TO_RAD), 0));

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190913

2019年9月12日2019年9月12日

Non overlapping boxes. openFrameworks

[ Video ]

[ About ]
重ならない箱たち。

Non overlapping boxes.

[ Source ]

#pragma once
#include "ofMain.h"
#include "Actor.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;
	vector<glm::vec3> location_list;
	vector<vector<int>> next_index_list;
	vector<int> destination_list;

	vector<Actor*> actors;
};

#pragma once

#include "ofMain.h"

#include "Actor.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;

vector<glm::vec3> location_list;

vector<vector<int>> next_index_list;

vector<int> destination_list;

vector<Actor*> actors;

};

#include "ofApp.h"	

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

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

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

	int span = 50;
	for (int x = -150; x <= 150; x += span) {

		for (int y = -150; y <= 150; y += span) {

			for (int z = -150; z <= 150; z += span) {

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

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

		vector<int> next_index = vector<int>();
		int index = -1;
		for (auto& other : this->location_list) {

			index++;
			if (location == other) { continue; }

			float distance = glm::distance(location, other);
			if (distance <= span) {

				next_index.push_back(index);
			}
		}

		this->next_index_list.push_back(next_index);
	}

	for (int i = 0; i < 188; i++) {

		this->actors.push_back(new Actor(this->location_list, this->next_index_list, this->destination_list));
	}
}

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

	int frame_span = 15;
	int prev_index_size = 0;

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

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

	for (auto actor : this->actors) {

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

	if (prev_index_size != 0) {

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

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.5);

	int index = 0;
	for (auto actor : this->actors) {

		actor->draw();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

int span = 50;

for (int x = -150; x <= 150; x += span) {

for (int y = -150; y <= 150; y += span) {

for (int z = -150; z <= 150; z += span) {

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

}

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

vector<int> next_index = vector<int>();

int index = -1;

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

index++;

if (location == other) { continue; }

float distance = glm::distance(location, other);

if (distance <= span) {

next_index.push_back(index);

}

this->next_index_list.push_back(next_index);

}

for (int i = 0; i < 188; i++) {

this->actors.push_back(new Actor(this->location_list, this->next_index_list, this->destination_list));

}

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

void ofApp::update() {

int frame_span = 15;

int prev_index_size = 0;

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

prev_index_size = this->destination_list.size();

}

for (auto actor : this->actors) {

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

}

if (prev_index_size != 0) {

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

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.5);

int index = 0;

for (auto actor : this->actors) {

actor->draw();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

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

private:

	int select_index;
	int next_index;

	glm::vec3 location;
	ofColor color;
};

#pragma once

#include "ofMain.h"

class Actor {

public:

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

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

void draw();

private:

int select_index;

int next_index;

glm::vec3 location;

ofColor color;

};

#include "Actor.h"

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

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

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

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

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

	this->next_index = this->select_index;

	this->color.setHsb(ofRandom(255), 180, 255);
}

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

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

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

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

				if (tmp_index != this->next_index) {

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

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

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

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

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

	ofFill();
	ofSetColor(this->color);
	ofDrawBox(this->location, 49);
	
	ofNoFill();
	ofSetColor(39);
	ofDrawBox(this->location, 50);
}

#include "Actor.h"

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

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

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

while (true) {

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

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

destination_list.push_back(this->select_index);

break;

}

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

}

this->next_index = this->select_index;

this->color.setHsb(ofRandom(255), 180, 255);

}

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

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

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

auto tmp_index = this->select_index;

this->select_index = this->next_index;

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

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

while (--retry > 0) {

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

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

if (tmp_index != this->next_index) {

destination_list.push_back(this->next_index);

break;

}

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

}

if (retry <= 0) {

destination_list.push_back(this->select_index);

this->next_index = this->select_index;

}

auto param = ofGetFrameNum() % frame_span;

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

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

}

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

void Actor::draw() {

ofFill();

ofSetColor(this->color);

ofDrawBox(this->location, 49);

ofNoFill();

ofSetColor(39);

ofDrawBox(this->location, 50);

}

[ Link ]
https://github.com/junkiyoshi/Insta20190912

2019年9月11日2019年9月11日

Crumpled square. openFrameworks

[ Video ]

[ About ]
くしゃくしゃな正方形

Crumpled square.

[ 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) {};

	glm::vec2 make_point(int len, int 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) {};

glm::vec2 make_point(int len, int param);

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofNoFill();
	ofEnableDepthTest();
}

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

}

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

	int span = 120;
	for (int x = span * 0.5; x <= ofGetWidth() - span * 0.5; x += span) {

		for (int y = span * 0.5; y <= ofGetHeight() - span * 0.5; y += span) {

			auto base_location = glm::vec3(x, y, 0);
			for (int len = 20; len < 120; len += 20) {

				vector<glm::vec3> vertices;
				for (int param = 0; param < 100; param++) {

					glm::vec3 location = glm::vec3(this->make_point(len, param), 0);
					auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise((base_location.x + location.x) * 0.003, ofGetFrameNum() * 0.003), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
					auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise((base_location.y + location.y) * 0.003, ofGetFrameNum() * 0.003), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
					auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise((base_location.z + location.z) * 0.003, ofGetFrameNum() * 0.003), 0, 1, -PI, PI), glm::vec3(0, 0, 1));
					glm::vec3 tmp_location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

					vertices.push_back(base_location + tmp_location);
				}

				ofBeginShape();
				ofVertices(vertices);
				ofEndShape(true);
			}
		}
	}
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

ofNoFill();

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int span = 120;

for (int x = span * 0.5; x <= ofGetWidth() - span * 0.5; x += span) {

for (int y = span * 0.5; y <= ofGetHeight() - span * 0.5; y += span) {

auto base_location = glm::vec3(x, y, 0);

for (int len = 20; len < 120; len += 20) {

vector<glm::vec3> vertices;

for (int param = 0; param < 100; param++) {

glm::vec3 location = glm::vec3(this->make_point(len, param), 0);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise((base_location.x + location.x) * 0.003, ofGetFrameNum() * 0.003), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise((base_location.y + location.y) * 0.003, ofGetFrameNum() * 0.003), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise((base_location.z + location.z) * 0.003, ofGetFrameNum() * 0.003), 0, 1, -PI, PI), glm::vec3(0, 0, 1));

glm::vec3 tmp_location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

vertices.push_back(base_location + tmp_location);

}

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190911

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