プログラミング de 落描き – ページ 241 – クリエイティブ・コーディングによる生成物とソース

2022年5月27日

Trio. Draw by openFrameworks

[ Video ]

[ About ]
3色の玉。

Three-colored balls.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	// Day 228 Zenith Blue
	vector<ofColor> color_palette;
	color_palette.push_back(ofColor(134, 179, 224));
	color_palette.push_back(ofColor(251, 218, 205));
	color_palette.push_back(ofColor(234, 96, 148));

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	int number_of_satellite = 3;
	int number_of_log = 80;
	int location_radius = 200;
	auto speed = 1.5;
	ofColor color(color_palette[0]);

	for (int param = 0; param < 360; param += 180) {

		auto base_location = glm::vec3(location_radius * cos((ofGetFrameNum() * speed + param + number_of_log) * DEG_TO_RAD), location_radius * sin((ofGetFrameNum() * speed + param + number_of_log) * DEG_TO_RAD), 0);
		auto base_radius = 60;

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

			ofSetColor(color_palette[i]);

			float noise_seed_x = ofRandom(1000);
			float noise_seed_y = ofRandom(1000);
			auto location = glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1));
			location = glm::normalize(location) * base_radius * 1.5;
			vector<glm::vec3> log_list;
			for (int k = 0; k < number_of_log; k++) {

				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() * speed + k) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));
				auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() * speed + k) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
				auto tmp_base_location = glm::vec3(location_radius * cos((ofGetFrameNum() * speed + param + k) * DEG_TO_RAD), location_radius * sin((ofGetFrameNum() * speed + param + k) * DEG_TO_RAD), 0);
				auto log_location = tmp_base_location + glm::vec4(location, 0) * rotation_y * rotation_x;
				log_list.push_back(log_location);
			}

			auto head_size = 12;
			ofMesh mesh;
			vector<glm::vec3> right, left;
			glm::vec3 last_location;
			float last_theta;

			for (int k = 0; k < log_list.size() - 1; k++) {

				auto location = log_list[k];
				auto next = log_list[k + 1];

				auto direction = next - location;
				auto theta = atan2(direction.y, direction.x);

				right.push_back(location + glm::vec3(ofMap(k, 0, log_list.size(), 0, head_size) * cos(theta + PI * 0.5), ofMap(k, 0, log_list.size(), 0, head_size) * sin(theta + PI * 0.5), 0));
				left.push_back(location + glm::vec3(ofMap(k, 0, log_list.size(), 0, head_size) * cos(theta - PI * 0.5), ofMap(k, 0, log_list.size(), 0, head_size) * sin(theta - PI * 0.5), 0));

				last_location = location;
				last_theta = theta;
			}

			for (int k = 0; k < right.size(); k++) {

				mesh.addVertex(left[k]);
				mesh.addVertex(right[k]);

				mesh.addColor(color_palette[i]);
				mesh.addColor(color_palette[i]);
			}

			for (int k = 0; k < mesh.getNumVertices() - 2; k += 2) {

				mesh.addIndex(k + 0); mesh.addIndex(k + 1); mesh.addIndex(k + 3);
				mesh.addIndex(k + 0); mesh.addIndex(k + 2); mesh.addIndex(k + 3);
			}

			mesh.addVertex(last_location);
			mesh.addColor(color_palette[i]);
			int index = mesh.getNumVertices();
			for (auto theta = last_theta - PI * 0.5; theta <= last_theta + PI * 0.5; theta += PI / 20) {

				mesh.addVertex(last_location + glm::vec3(head_size * cos(theta), head_size * sin(theta), 0));
				mesh.addColor(ofColor(color_palette[i]));
			}

			for (int k = index; k < mesh.getNumVertices() - 1; k++) {

				mesh.addIndex(index); mesh.addIndex(k + 0); mesh.addIndex(k + 1);
			}

			mesh.draw();
		}
	}
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

// Day 228 Zenith Blue

vector<ofColor> color_palette;

color_palette.push_back(ofColor(134, 179, 224));

color_palette.push_back(ofColor(251, 218, 205));

color_palette.push_back(ofColor(234, 96, 148));

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

int number_of_satellite = 3;

int number_of_log = 80;

int location_radius = 200;

auto speed = 1.5;

ofColor color(color_palette[0]);

for (int param = 0; param < 360; param += 180) {

auto base_location = glm::vec3(location_radius * cos((ofGetFrameNum() * speed + param + number_of_log) * DEG_TO_RAD), location_radius * sin((ofGetFrameNum() * speed + param + number_of_log) * DEG_TO_RAD), 0);

auto base_radius = 60;

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

ofSetColor(color_palette[i]);

float noise_seed_x = ofRandom(1000);

float noise_seed_y = ofRandom(1000);

auto location = glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1));

location = glm::normalize(location) * base_radius * 1.5;

vector<glm::vec3> log_list;

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

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() * speed + k) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() * speed + k) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto tmp_base_location = glm::vec3(location_radius * cos((ofGetFrameNum() * speed + param + k) * DEG_TO_RAD), location_radius * sin((ofGetFrameNum() * speed + param + k) * DEG_TO_RAD), 0);

auto log_location = tmp_base_location + glm::vec4(location, 0) * rotation_y * rotation_x;

log_list.push_back(log_location);

}

auto head_size = 12;

ofMesh mesh;

vector<glm::vec3> right, left;

glm::vec3 last_location;

float last_theta;

for (int k = 0; k < log_list.size() - 1; k++) {

auto location = log_list[k];

auto next = log_list[k + 1];

auto direction = next - location;

auto theta = atan2(direction.y, direction.x);

right.push_back(location + glm::vec3(ofMap(k, 0, log_list.size(), 0, head_size) * cos(theta + PI * 0.5), ofMap(k, 0, log_list.size(), 0, head_size) * sin(theta + PI * 0.5), 0));

left.push_back(location + glm::vec3(ofMap(k, 0, log_list.size(), 0, head_size) * cos(theta - PI * 0.5), ofMap(k, 0, log_list.size(), 0, head_size) * sin(theta - PI * 0.5), 0));

last_location = location;

last_theta = theta;

}

for (int k = 0; k < right.size(); k++) {

mesh.addVertex(left[k]);

mesh.addVertex(right[k]);

mesh.addColor(color_palette[i]);

}

for (int k = 0; k < mesh.getNumVertices() - 2; k += 2) {

mesh.addIndex(k + 0); mesh.addIndex(k + 1); mesh.addIndex(k + 3);

mesh.addIndex(k + 0); mesh.addIndex(k + 2); mesh.addIndex(k + 3);

}

mesh.addVertex(last_location);

mesh.addColor(color_palette[i]);

int index = mesh.getNumVertices();

for (auto theta = last_theta - PI * 0.5; theta <= last_theta + PI * 0.5; theta += PI / 20) {

mesh.addVertex(last_location + glm::vec3(head_size * cos(theta), head_size * sin(theta), 0));

mesh.addColor(ofColor(color_palette[i]));

}

for (int k = index; k < mesh.getNumVertices() - 1; k++) {

mesh.addIndex(index); mesh.addIndex(k + 0); mesh.addIndex(k + 1);

}

mesh.draw();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220527

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年5月26日

Rising sun. Draw by openFrameworks

[ Video ]

[ About ]
太陽！

Sun !

[ 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);

	void draw_sun(glm::vec2, vector<ofColor> color_palette);
};

#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);

void draw_sun(glm::vec2, vector<ofColor> color_palette);

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");
	
	ofBackground(255);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofSetLineWidth(2);
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	// Day 062 Cardinal Red
	vector<ofColor> color_palette;
	color_palette.push_back(ofColor(183, 24, 12));
	color_palette.push_back(ofColor(175, 168, 86));
	color_palette.push_back(ofColor(220, 221, 221));

	for (int x = -240; x <= 240; x += 240) {
	
		this->draw_sun(glm::vec2(x, 0), color_palette);
	}
	 
	// Day 165 French Vanilla
	color_palette.clear();
	color_palette.push_back(ofColor(249, 233, 204));
	color_palette.push_back(ofColor(217, 160, 182));
	color_palette.push_back(ofColor(124, 91, 143));

	for (int x = -240; x <= 240; x += 240) {

		this->draw_sun(glm::vec2(x, -240), color_palette);
	}

	// Day 228 Zenith Blue
	color_palette.clear();
	color_palette.push_back(ofColor(134, 179, 224));
	color_palette.push_back(ofColor(251, 218, 205));
	color_palette.push_back(ofColor(234, 96, 148));

	for (int x = -240; x <= 240; x += 240) {

		this->draw_sun(glm::vec2(x, 240), color_palette);
	}

}

//--------------------------------------------------------------
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));
	}
}

//--------------------------------------------------------------
void ofApp::draw_sun(glm::vec2 location, vector<ofColor> color_palette) {

	int small_radius = 35;
	int big_radius = 200;
	int param_span = 2;

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

		int x = i * 235 - 235;

		ofSetColor(color_palette[i % 3]);
		ofFill();
		ofDrawRectangle(glm::vec2(x, location.y), big_radius * 1.05, big_radius * 1.05);

		for (int param_start = ofGetFrameNum() * 0.15; param_start < ofGetFrameNum() * 0.15 + 100; param_start += param_span * 2) {

			vector<glm::vec2> in, out;

			for (int param = param_start; param < param_start + param_span; param++) {

				int deg = param * 3.6 - 135;
				in.push_back(glm::vec2(x + small_radius * cos(deg * DEG_TO_RAD), location.y + small_radius * sin(deg * DEG_TO_RAD)));
				out.push_back(glm::vec2(x, location.y) + make_point(big_radius, param));
			}

			reverse(out.begin(), out.end());

			ofSetColor(color_palette[(i + 1) % 3]);
			ofFill();

			ofBeginShape();
			ofVertices(in);
			ofVertices(out);
			ofEndShape(true);

			ofDrawCircle(glm::vec2(x, location.y), small_radius * 0.8);
		}

		ofSetColor(color_palette[(i + 1) % 3]);
		ofNoFill();
		ofDrawRectangle(glm::vec2(x, location.y), big_radius * 1.05, big_radius * 1.05);
	}
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofSetLineWidth(2);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

// Day 062 Cardinal Red

vector<ofColor> color_palette;

color_palette.push_back(ofColor(183, 24, 12));

color_palette.push_back(ofColor(175, 168, 86));

color_palette.push_back(ofColor(220, 221, 221));

for (int x = -240; x <= 240; x += 240) {

this->draw_sun(glm::vec2(x, 0), color_palette);

}

// Day 165 French Vanilla

color_palette.clear();

color_palette.push_back(ofColor(249, 233, 204));

color_palette.push_back(ofColor(217, 160, 182));

color_palette.push_back(ofColor(124, 91, 143));

for (int x = -240; x <= 240; x += 240) {

this->draw_sun(glm::vec2(x, -240), color_palette);

}

// Day 228 Zenith Blue

color_palette.clear();

color_palette.push_back(ofColor(134, 179, 224));

color_palette.push_back(ofColor(251, 218, 205));

color_palette.push_back(ofColor(234, 96, 148));

for (int x = -240; x <= 240; x += 240) {

this->draw_sun(glm::vec2(x, 240), color_palette);

}

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

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));

}

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

void ofApp::draw_sun(glm::vec2 location, vector<ofColor> color_palette) {

int small_radius = 35;

int big_radius = 200;

int param_span = 2;

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

int x = i * 235 - 235;

ofSetColor(color_palette[i % 3]);

ofFill();

ofDrawRectangle(glm::vec2(x, location.y), big_radius * 1.05, big_radius * 1.05);

for (int param_start = ofGetFrameNum() * 0.15; param_start < ofGetFrameNum() * 0.15 + 100; param_start += param_span * 2) {

vector<glm::vec2> in, out;

for (int param = param_start; param < param_start + param_span; param++) {

int deg = param * 3.6 - 135;

in.push_back(glm::vec2(x + small_radius * cos(deg * DEG_TO_RAD), location.y + small_radius * sin(deg * DEG_TO_RAD)));

out.push_back(glm::vec2(x, location.y) + make_point(big_radius, param));

}

reverse(out.begin(), out.end());

ofSetColor(color_palette[(i + 1) % 3]);

ofFill();

ofBeginShape();

ofVertices(in);

ofVertices(out);

ofEndShape(true);

ofDrawCircle(glm::vec2(x, location.y), small_radius * 0.8);

}

ofSetColor(color_palette[(i + 1) % 3]);

ofNoFill();

ofDrawRectangle(glm::vec2(x, location.y), big_radius * 1.05, big_radius * 1.05);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220526

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年5月25日2022年5月25日

Puddle. Draw by openFrameworks

[ Video ]

[ About ]
水たまりちっく。

Puddle.

[ 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, 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;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofEnableDepthTest();
	ofSetLineWidth(1.5);

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

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

	ofSeedRandom(39);

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

	int radius = 350;
	float phi_deg_step = 10;
	float theta_deg_step = 3;

	for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) {

		for (float theta_deg = 0; theta_deg < 180; theta_deg += theta_deg_step) {

			auto index = this->face.getNumVertices();
			vector<glm::vec3> vertices;

			vertices.push_back(glm::vec3(
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

			for (auto& vertex : vertices) {

				if (vertex.z > 0) {

					vertex.z = 0;
					auto noise_value = ofNoise(vertex.x * 0.0035, vertex.y * 0.0035, ofGetFrameNum() * 0.03);
					if (noise_value > 0.35) {
					
						vertex.z = ofMap(noise_value, 0.35, 1, 0, 150);
					}
				}
			}

			this->face.addVertices(vertices);

			for (auto& vertex : vertices) {

				if (vertex.z > 0) {

					vertex.z += 0.1;
				}
			}

			this->frame.addVertices(vertices);

			this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 3);
			this->face.addIndex(index + 0); this->face.addIndex(index + 3); this->face.addIndex(index + 2);

			this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);
			this->frame.addIndex(index + 0); this->frame.addIndex(index + 2);
			this->frame.addIndex(index + 3); this->frame.addIndex(index + 1);
			this->frame.addIndex(index + 3); this->frame.addIndex(index + 2);

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

				this->face.addColor(ofColor(this->face.getVertex(i).z > 0 ? ofMap(this->face.getVertex(i).z, 0, 150, 255, 0) : 255));
				this->frame.addColor(ofColor(255, 60));
			}
		}
	}
}

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

	this->cam.begin();
	ofRotateX(315);
	ofRotateZ(ofGetFrameNum() * 0.6666666);

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofEnableDepthTest();

ofSetLineWidth(1.5);

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

int radius = 350;

float phi_deg_step = 10;

float theta_deg_step = 3;

for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) {

for (float theta_deg = 0; theta_deg < 180; theta_deg += theta_deg_step) {

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

for (auto& vertex : vertices) {

if (vertex.z > 0) {

vertex.z = 0;

auto noise_value = ofNoise(vertex.x * 0.0035, vertex.y * 0.0035, ofGetFrameNum() * 0.03);

if (noise_value > 0.35) {

vertex.z = ofMap(noise_value, 0.35, 1, 0, 150);

}

this->face.addVertices(vertices);

for (auto& vertex : vertices) {

if (vertex.z > 0) {

vertex.z += 0.1;

}

this->frame.addVertices(vertices);

this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 3);

this->face.addIndex(index + 0); this->face.addIndex(index + 3); this->face.addIndex(index + 2);

this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);

this->frame.addIndex(index + 0); this->frame.addIndex(index + 2);

this->frame.addIndex(index + 3); this->frame.addIndex(index + 1);

this->frame.addIndex(index + 3); this->frame.addIndex(index + 2);

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

this->face.addColor(ofColor(this->face.getVertex(i).z > 0 ? ofMap(this->face.getVertex(i).z, 0, 150, 255, 0) : 255));

this->frame.addColor(ofColor(255, 60));

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(315);

ofRotateZ(ofGetFrameNum() * 0.6666666);

this->face.draw();

this->frame.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220525

[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