プログラミング de 落描き – ページ 484 – クリエイティブ・コーディングによる生成物とソース

2020年5月18日2020年5月18日

Face created by three points. Draw by openFrameworks

[ Video ]

[ About ]
Face created by three points.

[ 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;

	int base_radius;
	int number_of_satellite;

	vector<glm::vec3> base_noise_seed_list;
	vector<vector<glm::vec3>> satellite_location_list;
	vector<vector<glm::vec2>> satellite_noise_seed_list;
	vector<glm::vec3> location_list;
	vector<glm::vec3> velocity_list;

	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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

int base_radius;

int number_of_satellite;

vector<glm::vec3> base_noise_seed_list;

vector<vector<glm::vec3>> satellite_location_list;

vector<vector<glm::vec2>> satellite_noise_seed_list;

vector<glm::vec3> location_list;

vector<glm::vec3> velocity_list;

ofMesh face, frame;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofSetColor(255);
	ofEnableDepthTest();

	this->base_radius = 120;
	this->number_of_satellite = 2;
	for (int i = 0; i < 3; i++) {

		this->base_noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));

		auto s_location_list = vector<glm::vec3>();
		auto s_noise_seed_list = vector<glm::vec2>();

		for (int k = 0; k < this->number_of_satellite; k++) {

			s_location_list.push_back(glm::normalize(glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1))) * this->base_radius * 1.2);
			s_noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

		}

		this->satellite_location_list.push_back(s_location_list);
		this->satellite_noise_seed_list.push_back(s_noise_seed_list);
	}

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

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


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

		auto base_location = glm::vec3(
			ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),
			ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),
			ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300)
		);

		for (int k = 0; k < this->number_of_satellite; k++) {

			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));
			auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
			auto satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

			auto next_base_location = glm::vec3(
				ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),
				ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),
				ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300)
			);

			auto next_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));
			auto next_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
			auto next_satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

			auto location = base_location + satellite_location;
			auto next_location = next_base_location + next_satellite_location;
			auto distance = location - next_location;

			auto future = glm::vec3(satellite_location) + distance * 80;
			auto random_deg_1 = ofRandom(360);
			auto random_deg_2 = ofRandom(360);
			future += glm::vec3(
				30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
				30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
				30 * cos(random_deg_2 * DEG_TO_RAD)
			);
			auto future_distance = future - satellite_location;

			this->frame.addVertex(location);
			this->face.addVertex(location);

			this->frame.addColor(ofColor(255));
			this->face.addColor(ofColor(255, 64));

			this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));
		}
	}

	for (int i = 0; i < this->frame.getNumVertices(); i++) {

		this->frame.setVertex(i, this->frame.getVertex(i) + this->velocity_list[i]);
		this->face.setVertex(i, this->face.getVertex(i) + this->velocity_list[i]);
	}

	for (int i = this->velocity_list.size() - 1; i >= 0; i--) {

		if (glm::length(this->frame.getVertex(i)) > 720) {

			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->frame.removeVertex(i);
			this->face.removeVertex(i);
		}
	}

	this->frame.clearIndices();
	this->face.clearIndices();
	for (int i = 0; i < this->frame.getNumVertices(); i++) {

		vector<int> near_index_list;
		for (int k = i + 1; k < this->frame.getNumVertices(); k++) {

			auto distance = glm::distance(this->frame.getVertex(i), this->frame.getVertex(k));
			if (distance < 50) {

				this->frame.addIndex(i); this->frame.addIndex(k);
			}

			if (distance < 80) {

				near_index_list.push_back(k);
			}
		}

		if (near_index_list.size() > 3) {
		
			for (int k = 0; k < near_index_list.size() - 2; k++) {

				this->face.addIndex(i);
				this->face.addIndex(near_index_list[k]);
				this->face.addIndex(near_index_list[k + 1]);
			}
		}
	}
}

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

	this->cam.begin();

	for (int i = 0; i < this->frame.getNumVertices(); i++) {

		ofDrawSphere(this->frame.getVertex(i), 2);
	}

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

	this->cam.end();
}

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

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

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetColor(255);

ofEnableDepthTest();

this->base_radius = 120;

this->number_of_satellite = 2;

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

this->base_noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));

auto s_location_list = vector<glm::vec3>();

auto s_noise_seed_list = vector<glm::vec2>();

for (int k = 0; k < this->number_of_satellite; k++) {

s_location_list.push_back(glm::normalize(glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1))) * this->base_radius * 1.2);

s_noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

}

this->satellite_location_list.push_back(s_location_list);

this->satellite_noise_seed_list.push_back(s_noise_seed_list);

}

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

}

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

void ofApp::update() {

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

auto base_location = glm::vec3(

ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300)

);

for (int k = 0; k < this->number_of_satellite; k++) {

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

auto next_base_location = glm::vec3(

ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300)

);

auto next_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

auto next_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto next_satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

auto location = base_location + satellite_location;

auto next_location = next_base_location + next_satellite_location;

auto distance = location - next_location;

auto future = glm::vec3(satellite_location) + distance * 80;

auto random_deg_1 = ofRandom(360);

auto random_deg_2 = ofRandom(360);

future += glm::vec3(

30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * cos(random_deg_2 * DEG_TO_RAD)

);

auto future_distance = future - satellite_location;

this->frame.addVertex(location);

this->face.addVertex(location);

this->frame.addColor(ofColor(255));

this->face.addColor(ofColor(255, 64));

this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

}

for (int i = 0; i < this->frame.getNumVertices(); i++) {

this->frame.setVertex(i, this->frame.getVertex(i) + this->velocity_list[i]);

this->face.setVertex(i, this->face.getVertex(i) + this->velocity_list[i]);

}

for (int i = this->velocity_list.size() - 1; i >= 0; i--) {

if (glm::length(this->frame.getVertex(i)) > 720) {

this->velocity_list.erase(this->velocity_list.begin() + i);

this->frame.removeVertex(i);

this->face.removeVertex(i);

}

this->frame.clearIndices();

this->face.clearIndices();

for (int i = 0; i < this->frame.getNumVertices(); i++) {

vector<int> near_index_list;

for (int k = i + 1; k < this->frame.getNumVertices(); k++) {

auto distance = glm::distance(this->frame.getVertex(i), this->frame.getVertex(k));

if (distance < 50) {

this->frame.addIndex(i); this->frame.addIndex(k);

}

if (distance < 80) {

near_index_list.push_back(k);

}

if (near_index_list.size() > 3) {

for (int k = 0; k < near_index_list.size() - 2; k++) {

this->face.addIndex(i);

this->face.addIndex(near_index_list[k]);

this->face.addIndex(near_index_list[k + 1]);

}

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

void ofApp::draw() {

this->cam.begin();

for (int i = 0; i < this->frame.getNumVertices(); i++) {

ofDrawSphere(this->frame.getVertex(i), 2);

}

this->frame.drawWireframe();

this->face.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200518

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年5月17日

Distribution of Noise Observed by Circumference. Draw by openFrameworks

[ Video ]

[ About ]
Distribution of Noise Observed by Circumference.

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

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

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

}

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

	this->cam.begin();

	auto radius = 35;
	auto span = 100;
	auto width = 10;
	auto deg_span = 5;

	for (int x = -span * 3; x <= span * 3; x += span) {

		for (int y = -span * 3; y <= span * 3; y += span) {

			vector<glm::vec2> in_vertices, out_vertices;
			for (int deg = 0; deg < 360; deg += deg_span) {

				in_vertices.push_back(glm::vec2(x + (radius - width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius - width * 0.5) * sin(deg * DEG_TO_RAD)));
				out_vertices.push_back(glm::vec2(x + (radius + width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius + width * 0.5) * sin(deg * DEG_TO_RAD)));

				auto noise_location = glm::vec2(x + (radius + width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius + width * 0.5) * sin(deg * DEG_TO_RAD));
				auto noise_value = ofNoise(noise_location.x * 0.005, noise_location.y * 0.005, ofGetFrameNum() * 0.02);

				if (noise_value < 0.45) {

					vector<glm::vec2> fill_vertices;
					fill_vertices.push_back(glm::vec2(x + (radius - width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius - width * 0.5) * sin(deg * DEG_TO_RAD)));
					fill_vertices.push_back(glm::vec2(x + (radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), y + (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD)));
					fill_vertices.push_back(glm::vec2(x + (radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), y + (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD)));
					fill_vertices.push_back(glm::vec2(x + (radius + width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius + width * 0.5) * sin(deg * DEG_TO_RAD)));

					ofFill();
					ofBeginShape();
					ofVertices(fill_vertices);
					ofEndShape(true);
				}
			}

			ofNoFill();

			ofBeginShape();
			ofVertices(in_vertices);
			ofEndShape(true);

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

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofNoFill();

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

auto radius = 35;

auto span = 100;

auto width = 10;

auto deg_span = 5;

for (int x = -span * 3; x <= span * 3; x += span) {

for (int y = -span * 3; y <= span * 3; y += span) {

vector<glm::vec2> in_vertices, out_vertices;

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

in_vertices.push_back(glm::vec2(x + (radius - width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius - width * 0.5) * sin(deg * DEG_TO_RAD)));

out_vertices.push_back(glm::vec2(x + (radius + width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius + width * 0.5) * sin(deg * DEG_TO_RAD)));

auto noise_location = glm::vec2(x + (radius + width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius + width * 0.5) * sin(deg * DEG_TO_RAD));

auto noise_value = ofNoise(noise_location.x * 0.005, noise_location.y * 0.005, ofGetFrameNum() * 0.02);

if (noise_value < 0.45) {

vector<glm::vec2> fill_vertices;

fill_vertices.push_back(glm::vec2(x + (radius - width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius - width * 0.5) * sin(deg * DEG_TO_RAD)));

fill_vertices.push_back(glm::vec2(x + (radius - width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), y + (radius - width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD)));

fill_vertices.push_back(glm::vec2(x + (radius + width * 0.5) * cos((deg + deg_span) * DEG_TO_RAD), y + (radius + width * 0.5) * sin((deg + deg_span) * DEG_TO_RAD)));

fill_vertices.push_back(glm::vec2(x + (radius + width * 0.5) * cos(deg * DEG_TO_RAD), y + (radius + width * 0.5) * sin(deg * DEG_TO_RAD)));

ofFill();

ofBeginShape();

ofVertices(fill_vertices);

ofEndShape(true);

}

ofNoFill();

ofBeginShape();

ofVertices(in_vertices);

ofEndShape(true);

ofBeginShape();

ofVertices(out_vertices);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200517

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年5月16日

Wire wire. Draw by openFrameworks

[ Video ]

[ About ]
Wire wire.

[ 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 frame;
	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;

ofMesh frame;

float noise_seed;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetColor(255);
	ofNoFill();
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
	this->noise_seed = ofRandom(1000);
}

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

	this->frame.clear();

	for (int deg = 0; deg < 360; deg += 15) {
		
		for (int z = 0; z < 450; z += 1) {

			auto tmp_deg = deg + ofMap(ofNoise(this->noise_seed, (ofGetFrameNum() + 600 - z) * 0.01), 0, 1, -60, 60);
			auto location = glm::vec3(250 * cos(tmp_deg * DEG_TO_RAD), 250 * sin(tmp_deg * DEG_TO_RAD), z);
			this->frame.addVertex(location);
			this->frame.addColor(ofColor(255, ofMap(z, 0, 450, 255, 0)));

			int index = this->frame.getNumVertices() - 1;
			if (z > 0) {

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

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

	this->cam.begin();

	for (int deg = 0; deg < 360; deg += 15) {

		auto tmp_deg = deg + ofMap(ofNoise(this->noise_seed, (ofGetFrameNum() + 600) * 0.01), 0, 1, -60, 60);
		auto location = glm::vec3(250 * cos(tmp_deg * DEG_TO_RAD), 250 * sin(tmp_deg * DEG_TO_RAD), 0);

		ofDrawCircle(location, 8);
		ofDrawSphere(location, 2);
	}

	this->frame.drawWireframe();



	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetColor(255);

ofNoFill();

ofSetLineWidth(2);

ofEnableDepthTest();

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

this->noise_seed = ofRandom(1000);

}

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

void ofApp::update() {

this->frame.clear();

for (int deg = 0; deg < 360; deg += 15) {

for (int z = 0; z < 450; z += 1) {

auto tmp_deg = deg + ofMap(ofNoise(this->noise_seed, (ofGetFrameNum() + 600 - z) * 0.01), 0, 1, -60, 60);

auto location = glm::vec3(250 * cos(tmp_deg * DEG_TO_RAD), 250 * sin(tmp_deg * DEG_TO_RAD), z);

this->frame.addVertex(location);

this->frame.addColor(ofColor(255, ofMap(z, 0, 450, 255, 0)));

int index = this->frame.getNumVertices() - 1;

if (z > 0) {

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

}

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

void ofApp::draw() {

this->cam.begin();

for (int deg = 0; deg < 360; deg += 15) {

auto tmp_deg = deg + ofMap(ofNoise(this->noise_seed, (ofGetFrameNum() + 600) * 0.01), 0, 1, -60, 60);

auto location = glm::vec3(250 * cos(tmp_deg * DEG_TO_RAD), 250 * sin(tmp_deg * DEG_TO_RAD), 0);

ofDrawCircle(location, 8);

ofDrawSphere(location, 2);

}

this->frame.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200516

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2024年5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	31