openframeworks – ページ 457 – プログラミング de 落描き

2019年11月10日

Rotating start piece. openFrameworks

[ Video ]

[ About ]
星を辺ごとに回転。

Rotating star piece.

[ 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) {};

	void setStarToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius);

	ofEasyCam cam;
	vector<ofColor> color_list;
	ofMesh face_mesh, frame_mesh;
	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) {};

void setStarToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius);

ofEasyCam cam;

vector<ofColor> color_list;

ofMesh face_mesh, frame_mesh;

float noise_seed;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

	ofColor color;
	vector<int> hex_list = { 0x247BA0, /*0x70C1B3,*/ 0xB2DBBF, 0xF3FFBD, 0xFF1654 };
	for (auto hex : hex_list) {

		color.setHex(hex);
		this->color_list.push_back(color);
	}

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

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

	ofSeedRandom(39);

	this->face_mesh.clear();
	this->frame_mesh.clear();

	auto radius = 100;
	for (auto x = -200; x <= 200; x += radius * 2) {

		for (auto y = -200; y <= 200; y += radius * 2) {

			for (auto z = -200; z <= 200; z += radius * 2) {

				this->setStarToMesh(this->face_mesh, this->frame_mesh, glm::vec3(x, y, z), radius * 0.85);
			}
		}
	}

	if (ofGetFrameNum() % 120 < 75) {

		// 受け入れるフレーム数よりも少ない数値のmodで処理すると止まる直前に動きが出る
		this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 75, 0.015, 0);
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.5);
	
	this->face_mesh.drawFaces();
	this->frame_mesh.drawWireframe();

	this->cam.end();
}

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

	int deg_start = ofRandom(360);
	ofColor color = this->color_list[(int)ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, 0, this->color_list.size())];

	auto deg_span = 72;
	for (auto deg = deg_start; deg < deg_start + 360; deg += deg_span) {

		auto angle_x = ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, -PI, PI);
		auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

		auto angle_y = ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, -PI, PI);
		auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

		auto angle_z = ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, -PI, PI);
		auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

		int face_index = face_target.getVertices().size();

		face_target.addVertex(location + glm::vec4(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		face_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg - deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg - deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		face_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg + deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg + deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		face_target.addVertex(location + glm::vec4(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		face_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * 0.15, 0) * rotation_z * rotation_y * rotation_x);
		face_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * -0.15, 0) * rotation_z * rotation_y * rotation_x);

		for (auto i = face_index; i < face_target.getVertices().size(); i++) {

			face_target.addColor(color);
		}

		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1);
		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 3);
		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);
		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 0);

		face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1);
		face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 3);
		face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);
		face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 0);

		int frame_index = frame_target.getVertices().size();

		frame_target.addVertex(location + glm::vec4(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg - deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg - deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg + deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg + deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		frame_target.addVertex(location + glm::vec4(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);
		frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * 0.15, 0) * rotation_z * rotation_y * rotation_x);
		frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * -0.15, 0) * rotation_z * rotation_y * rotation_x);

		for (auto i = frame_index; i < frame_target.getVertices().size(); i++) {

			frame_target.addColor(ofColor(0));
		}

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

		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 + 4); frame_target.addIndex(frame_index + 2);
		frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 3);

		frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 0);
		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 + 5); frame_target.addIndex(frame_index + 3);
	}
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofEnableDepthTest();

ofColor color;

vector<int> hex_list = { 0x247BA0, /*0x70C1B3,*/ 0xB2DBBF, 0xF3FFBD, 0xFF1654 };

for (auto hex : hex_list) {

color.setHex(hex);

this->color_list.push_back(color);

}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face_mesh.clear();

this->frame_mesh.clear();

auto radius = 100;

for (auto x = -200; x <= 200; x += radius * 2) {

for (auto y = -200; y <= 200; y += radius * 2) {

for (auto z = -200; z <= 200; z += radius * 2) {

this->setStarToMesh(this->face_mesh, this->frame_mesh, glm::vec3(x, y, z), radius * 0.85);

}

if (ofGetFrameNum() % 120 < 75) {

// 受け入れるフレーム数よりも少ない数値のmodで処理すると止まる直前に動きが出る

this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 75, 0.015, 0);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.5);

this->face_mesh.drawFaces();

this->frame_mesh.drawWireframe();

this->cam.end();

}

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

void ofApp::setStarToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius) {

int deg_start = ofRandom(360);

ofColor color = this->color_list[(int)ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, 0, this->color_list.size())];

auto deg_span = 72;

for (auto deg = deg_start; deg < deg_start + 360; deg += deg_span) {

auto angle_x = ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, -PI, PI);

auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

auto angle_y = ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, -PI, PI);

auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

auto angle_z = ofMap(ofNoise(ofRandom(1000), this->noise_seed), 0, 1, -PI, PI);

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

int face_index = face_target.getVertices().size();

face_target.addVertex(location + glm::vec4(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

face_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg - deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg - deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

face_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg + deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg + deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

face_target.addVertex(location + glm::vec4(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

face_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * 0.15, 0) * rotation_z * rotation_y * rotation_x);

face_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * -0.15, 0) * rotation_z * rotation_y * rotation_x);

for (auto i = face_index; i < face_target.getVertices().size(); i++) {

face_target.addColor(color);

}

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

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 0);

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

face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 0);

int frame_index = frame_target.getVertices().size();

frame_target.addVertex(location + glm::vec4(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg - deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg - deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos((deg + deg_span * 0.35) * DEG_TO_RAD), radius * 0.5 * sin((deg + deg_span * 0.35) * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

frame_target.addVertex(location + glm::vec4(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0, 0) * rotation_z * rotation_y * rotation_x);

frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * 0.15, 0) * rotation_z * rotation_y * rotation_x);

frame_target.addVertex(location + glm::vec4(radius * 0.5 * cos(deg * DEG_TO_RAD), radius * 0.5 * sin(deg * DEG_TO_RAD), radius * -0.15, 0) * rotation_z * rotation_y * rotation_x);

for (auto i = frame_index; i < frame_target.getVertices().size(); i++) {

frame_target.addColor(ofColor(0));

}

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

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

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

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

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 + 4); frame_target.addIndex(frame_index + 2);

frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 3);

frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 0);

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 + 5); frame_target.addIndex(frame_index + 3);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191110

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年11月9日

Loading. openFrameworks

[ Hideo ]

[ About ]
読み込み中のアレ。

[ 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) {};

	void setStarToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius);

	vector<ofColor> color_list;
	ofMesh face_mesh, frame_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) {};

void setStarToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius);

vector<ofColor> color_list;

ofMesh face_mesh, frame_mesh;

};

#include "ofApp.h"

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

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

	ofBackground(0);

	ofColor color;
	vector<int> hex_list = { 0x247BA0, 0x70C1B3, 0xB2DBBF, 0xF3FFBD, 0xFF1654 };
	for (auto hex : hex_list) {

		color.setHex(hex);
		this->color_list.push_back(color);
	}

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

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

	ofSeedRandom(39);

	this->face_mesh.clear();
	this->frame_mesh.clear();

	auto radius = 60;
	for (auto x = radius; x < ofGetWidth(); x += radius * 2) {

		for (auto y = radius; y < ofGetHeight(); y += radius * 2) {

			this->setStarToMesh(this->face_mesh, this->frame_mesh, glm::vec3(x, y, 0), radius * 0.9);
		}
	}
}

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

	this->face_mesh.drawFaces();
	//this->frame_mesh.drawWireframe();
}

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

	int deg_start = ofRandom(360);
	ofColor color = this->color_list[(int)ofRandom(this->color_list.size())];

	for (auto deg = deg_start; deg < deg_start + 360; deg += 72) {

		int face_index = face_target.getVertices().size();

		face_target.addVertex(location + glm::vec3(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0));
		face_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg - 28) * DEG_TO_RAD), radius * 0.5 * sin((deg - 28) * DEG_TO_RAD), 0));
		face_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg + 28) * DEG_TO_RAD), radius * 0.5 * sin((deg + 28) * DEG_TO_RAD), 0));
		face_target.addVertex(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

		
		for (auto i = face_index; i < face_target.getVertices().size(); i++) {

			auto param = (deg_start + deg + ofGetFrameNum() * 3) % 360;
			param < 330 ? face_target.addColor(ofColor(color, ofMap(param, 0, 330, 255, 0))) : face_target.addColor(ofColor(color, 0));
		}

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

		int frame_index = frame_target.getVertices().size();

		frame_target.addVertex(location + glm::vec3(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0));
		frame_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg - 28) * DEG_TO_RAD), radius * 0.5 * sin((deg - 28) * DEG_TO_RAD), 0));
		frame_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg + 28) * DEG_TO_RAD), radius * 0.5 * sin((deg + 28) * DEG_TO_RAD), 0));
		frame_target.addVertex(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

		for (auto i = frame_index; i < frame_target.getVertices().size(); i++) {

			frame_target.addColor(color);
		}

		frame_target.addIndex(face_index + 0); frame_target.addIndex(face_index + 1);
		frame_target.addIndex(face_index + 0); frame_target.addIndex(face_index + 2);
		frame_target.addIndex(face_index + 3); frame_target.addIndex(face_index + 1);
		frame_target.addIndex(face_index + 3); frame_target.addIndex(face_index + 2);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofColor color;

vector<int> hex_list = { 0x247BA0, 0x70C1B3, 0xB2DBBF, 0xF3FFBD, 0xFF1654 };

for (auto hex : hex_list) {

color.setHex(hex);

this->color_list.push_back(color);

}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face_mesh.clear();

this->frame_mesh.clear();

auto radius = 60;

for (auto x = radius; x < ofGetWidth(); x += radius * 2) {

for (auto y = radius; y < ofGetHeight(); y += radius * 2) {

this->setStarToMesh(this->face_mesh, this->frame_mesh, glm::vec3(x, y, 0), radius * 0.9);

}

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

void ofApp::draw() {

this->face_mesh.drawFaces();

//this->frame_mesh.drawWireframe();

}

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

void ofApp::setStarToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius) {

int deg_start = ofRandom(360);

ofColor color = this->color_list[(int)ofRandom(this->color_list.size())];

for (auto deg = deg_start; deg < deg_start + 360; deg += 72) {

int face_index = face_target.getVertices().size();

face_target.addVertex(location + glm::vec3(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0));

face_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg - 28) * DEG_TO_RAD), radius * 0.5 * sin((deg - 28) * DEG_TO_RAD), 0));

face_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg + 28) * DEG_TO_RAD), radius * 0.5 * sin((deg + 28) * DEG_TO_RAD), 0));

face_target.addVertex(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

for (auto i = face_index; i < face_target.getVertices().size(); i++) {

auto param = (deg_start + deg + ofGetFrameNum() * 3) % 360;

param < 330 ? face_target.addColor(ofColor(color, ofMap(param, 0, 330, 255, 0))) : face_target.addColor(ofColor(color, 0));

}

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

int frame_index = frame_target.getVertices().size();

frame_target.addVertex(location + glm::vec3(radius * 0.05 * cos(deg * DEG_TO_RAD), radius * 0.05 * sin(deg * DEG_TO_RAD), 0));

frame_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg - 28) * DEG_TO_RAD), radius * 0.5 * sin((deg - 28) * DEG_TO_RAD), 0));

frame_target.addVertex(location + glm::vec3(radius * 0.5 * cos((deg + 28) * DEG_TO_RAD), radius * 0.5 * sin((deg + 28) * DEG_TO_RAD), 0));

frame_target.addVertex(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

for (auto i = frame_index; i < frame_target.getVertices().size(); i++) {

frame_target.addColor(color);

}

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

frame_target.addIndex(face_index + 0); frame_target.addIndex(face_index + 2);

frame_target.addIndex(face_index + 3); frame_target.addIndex(face_index + 1);

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

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191109

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年11月8日2019年11月8日

Stop and motion. openFrameworks

[ Video ]

[ About ]
フレーム数を使ってノイズ引数の増加量の強弱を調整してるんですが、止まる直前に変化量を強くしたらメリハリが出た！(気がする)

Stop and motion.

[ 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) {};
	
	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_mesh, frame_mesh;
	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) {};

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_mesh, frame_mesh;

float noise_seed;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

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

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

	this->face_mesh.clear();
	this->frame_mesh.clear();

	auto span = 10;
	for (auto x = -120; x <= 120; x += span) {

		for (auto y = -120; y <= 120; y += span) {

			for (auto z = -120; z <= 120; z += span) {

				if (ofNoise(x * 0.008, y * 0.008, z * 0.008, this->noise_seed) > 0.53) {

					this->setBoxToMesh(this->face_mesh, this->frame_mesh, glm::vec3(x, y, z), span);
				}
			}
		}
	}

	if (ofGetFrameNum() % 120 < 75) {

		// 受け入れるフレーム数よりも少ない数値のmodで処理すると止まる直前に動きが出る
		this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 75, 0.03, 0);
	}
}

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

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

	this->face_mesh.drawFaces();
	this->frame_mesh.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
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) {

	int index = face_target.getVertices().size();

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99,  height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99,  height * 0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99,  height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99,  height * -0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

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

		face_target.addColor(ofColor(39));
	}

	face_target.addIndex(index + 0); face_target.addIndex(index + 1); face_target.addIndex(index + 2);
	face_target.addIndex(index + 0); face_target.addIndex(index + 2); face_target.addIndex(index + 3);

	face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 6);
	face_target.addIndex(index + 4); face_target.addIndex(index + 6); face_target.addIndex(index + 7);

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

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

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

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

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

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

		frame_target.addColor(ofColor(239));
	}

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

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

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

}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofEnableDepthTest();

this->noise_seed = ofRandom(1000);

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

}

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

void ofApp::update() {

this->face_mesh.clear();

this->frame_mesh.clear();

auto span = 10;

for (auto x = -120; x <= 120; x += span) {

for (auto y = -120; y <= 120; y += span) {

for (auto z = -120; z <= 120; z += span) {

if (ofNoise(x * 0.008, y * 0.008, z * 0.008, this->noise_seed) > 0.53) {

this->setBoxToMesh(this->face_mesh, this->frame_mesh, glm::vec3(x, y, z), span);

}

if (ofGetFrameNum() % 120 < 75) {

// 受け入れるフレーム数よりも少ない数値のmodで処理すると止まる直前に動きが出る

this->noise_seed += ofMap(ofGetFrameNum() % 60, 0, 75, 0.03, 0);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

this->face_mesh.drawFaces();

this->frame_mesh.drawWireframe();

this->cam.end();

}

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

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) {

int index = face_target.getVertices().size();

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

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

face_target.addColor(ofColor(39));

}

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

face_target.addIndex(index + 0); face_target.addIndex(index + 2); face_target.addIndex(index + 3);

face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 6);

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

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

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

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

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

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

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

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

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

frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

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

frame_target.addColor(ofColor(239));

}

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

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

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

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

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

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

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

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

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

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

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

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

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191108

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2024年4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