Sphere’s rings. Draw by openFrameworks – プログラミング de 落描き

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球体の輪。

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#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	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 mouseEntered(int x, int y) {};

void mouseExited(int x, int y) {};

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(39);
	ofSetCircleResolution(120);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateZ(90);

	ofNoFill();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	ofColor color;
	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	
	for (int i = 0; i < 50; i++) {

		ofPushMatrix();

		ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.005 + ofGetFrameNum() * 0.008), 0, 1, -12, 12));
		ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.005 + ofGetFrameNum() * 0.008), 0, 1, -12, 12));

		color.setHsb(ofRandom(255), 200, 255);
		ofSetColor(color, 255);
		ofSetLineWidth(ofRandom(1, 3));

		ofDrawCircle(glm::vec2(), ofRandom(220, 280));

		ofPopMatrix();
	}

	ofDisableBlendMode();

	ofSetColor(0);
	ofFill();
	ofDrawSphere(glm::vec3(), 180);
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetCircleResolution(120);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateZ(90);

ofNoFill();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofColor color;

auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

for (int i = 0; i < 50; i++) {

ofPushMatrix();

ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.005 + ofGetFrameNum() * 0.008), 0, 1, -12, 12));

ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.005 + ofGetFrameNum() * 0.008), 0, 1, -12, 12));

color.setHsb(ofRandom(255), 200, 255);

ofSetColor(color, 255);

ofSetLineWidth(ofRandom(1, 3));

ofDrawCircle(glm::vec2(), ofRandom(220, 280));

ofPopMatrix();

}

ofDisableBlendMode();

ofSetColor(0);

ofFill();

ofDrawSphere(glm::vec3(), 180);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230629

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