2020年5月14日 – プログラミング de 落描き

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Compare output from the same source code.

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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 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(239);
	ofSetColor(39);
	ofSetLineWidth(2);
}

//--------------------------------------------------------------
void ofApp::update() {
	
	ofSeedRandom(39);
}

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

	for (int x = 120; x < 720; x += 240) {

		for (int y = 120; y < 720; y += 240) {

			ofPushMatrix();
			ofTranslate(x, y);

			auto noise_seed_deg = ofRandom(1000);
			auto noise_seed_radius = ofRandom(1000);

			vector<glm::vec2> vertices;
			for (int i = 0; i < 100; i++) {

				auto noise_deg = ofMap(ofNoise(noise_seed_deg, (ofGetFrameNum() + i) * 0.05), 0, 1, -10, 10);
				auto noise_radius = ofMap(ofNoise(noise_seed_radius, (ofGetFrameNum() + i) * 0.01), 0, 1, -120, 120);
				vertices.push_back(glm::vec2(noise_radius * cos(noise_deg * DEG_TO_RAD), noise_radius * sin(noise_deg * DEG_TO_RAD)));
			}

			for (int i = 0; i < 18; i++) {

				ofRotateZ(20);

				ofNoFill();
				ofBeginShape();
				ofVertices(vertices);
				ofEndShape();

				ofFill();
				ofDrawCircle(vertices.back(), 3);
				ofDrawCircle(vertices.front(), 3);
			}

			ofPopMatrix();
		}
	}
}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

for (int x = 120; x < 720; x += 240) {

for (int y = 120; y < 720; y += 240) {

ofPushMatrix();

ofTranslate(x, y);

auto noise_seed_deg = ofRandom(1000);

auto noise_seed_radius = ofRandom(1000);

vector<glm::vec2> vertices;

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

auto noise_deg = ofMap(ofNoise(noise_seed_deg, (ofGetFrameNum() + i) * 0.05), 0, 1, -10, 10);

auto noise_radius = ofMap(ofNoise(noise_seed_radius, (ofGetFrameNum() + i) * 0.01), 0, 1, -120, 120);

vertices.push_back(glm::vec2(noise_radius * cos(noise_deg * DEG_TO_RAD), noise_radius * sin(noise_deg * DEG_TO_RAD)));

}

for (int i = 0; i < 18; i++) {

ofRotateZ(20);

ofNoFill();

ofBeginShape();

ofVertices(vertices);

ofEndShape();

ofFill();

ofDrawCircle(vertices.back(), 3);

ofDrawCircle(vertices.front(), 3);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200514

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日: 2020年5月14日

Compare output from the same source code. Draw by openFrameworks