sphere – ページ 2 – プログラミング de 落描き

2023年8月24日

Loading… Draw by openFrameworks

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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);
	ofSetLineWidth(5);
	ofEnableDepthTest();
	
	ofSetCircleResolution(60);
}


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

}

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

	this->cam.begin();

	ofNoFill();
	ofSetColor(255);
	ofDrawCircle(glm::vec2(), 200);

	ofRotateX(25);

	auto radius = 230;
	auto deg_start = ofGetFrameNum() * 5;

	for (int deg = deg_start; deg < deg_start + 90; deg++) {

		ofFill();
		ofSetColor(255, ofMap(deg, deg_start, deg_start + 90, 0, 255));

		ofDrawSphere(radius * cos(deg * DEG_TO_RAD), 0, radius * sin(deg * DEG_TO_RAD), 10);
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(5);

ofEnableDepthTest();

ofSetCircleResolution(60);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofNoFill();

ofSetColor(255);

ofDrawCircle(glm::vec2(), 200);

ofRotateX(25);

auto radius = 230;

auto deg_start = ofGetFrameNum() * 5;

for (int deg = deg_start; deg < deg_start + 90; deg++) {

ofFill();

ofSetColor(255, ofMap(deg, deg_start, deg_start + 90, 0, 255));

ofDrawSphere(radius * cos(deg * DEG_TO_RAD), 0, radius * sin(deg * DEG_TO_RAD), 10);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230824

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2023年7月8日

Big sphere – small sphere. Draw by openFrameworks

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大きい球体 – 小さい球体。

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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(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(1.5);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto radius = 240;
	int deg_span = 4;
	auto len = 120;

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

		ofPushMatrix();
		ofRotate(deg);
		ofTranslate(radius * cos(0 * DEG_TO_RAD), radius * sin(0 * DEG_TO_RAD));

		auto noise_deg = ofMap(ofNoise(cos(deg * DEG_TO_RAD) * 0.5, sin(deg * DEG_TO_RAD) * 0.5, ofGetFrameNum() * 0.008), 0, 1, -540, 540);
		ofRotateY(noise_deg);

		auto location_1 = glm::vec3((len * 0.5) * cos(0 * DEG_TO_RAD), (len * 0.5) * sin(0 * DEG_TO_RAD), 0);
		auto location_2 = glm::vec3((len * -0.5) * cos(0 * DEG_TO_RAD), (len * -0.5) * sin(0 * DEG_TO_RAD), 0);

		ofDrawLine(location_1, location_2);
		ofDrawSphere(location_1, 3);
		ofDrawSphere(location_2, 6);

		ofPopMatrix();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(1.5);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto radius = 240;

int deg_span = 4;

auto len = 120;

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

ofPushMatrix();

ofRotate(deg);

ofTranslate(radius * cos(0 * DEG_TO_RAD), radius * sin(0 * DEG_TO_RAD));

auto noise_deg = ofMap(ofNoise(cos(deg * DEG_TO_RAD) * 0.5, sin(deg * DEG_TO_RAD) * 0.5, ofGetFrameNum() * 0.008), 0, 1, -540, 540);

ofRotateY(noise_deg);

auto location_1 = glm::vec3((len * 0.5) * cos(0 * DEG_TO_RAD), (len * 0.5) * sin(0 * DEG_TO_RAD), 0);

auto location_2 = glm::vec3((len * -0.5) * cos(0 * DEG_TO_RAD), (len * -0.5) * sin(0 * DEG_TO_RAD), 0);

ofDrawLine(location_1, location_2);

ofDrawSphere(location_1, 3);

ofDrawSphere(location_2, 6);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230708

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2023年7月7日

Changing noise gaps. Draw by openFrameworks

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ノイズの幅を変える。

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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) {};

	ofEasyCam cam;
	ofMesh mesh;

	float noise_param;
};

#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 mesh;

float noise_param;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(200, 7);
	this->mesh = ico_sphere.getMesh();
}

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

	ofSeedRandom(39);

	this->mesh.clearColors();
	this->noise_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.035), 0, 1, 0.0005, 0.02);

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

		auto noise_value = ofMap(ofNoise(glm::vec4(this->mesh.getVertex(i) * this->noise_param, ofGetFrameNum() * 0.015)), 0, 1, 0, 10);
		int int_noise_value = (int)noise_value;
		
		noise_value = noise_value - int_noise_value;
		auto value = ofMap(abs(noise_value - 0.5), 0, 0.5, 39, 255);
		color = ofColor(value);
		this->mesh.addColor(color);
	}
}

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

	this->cam.begin();

	this->mesh.drawFaces();

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(200, 7);

this->mesh = ico_sphere.getMesh();

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh.clearColors();

this->noise_param = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.035), 0, 1, 0.0005, 0.02);

ofColor color;

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

auto noise_value = ofMap(ofNoise(glm::vec4(this->mesh.getVertex(i) * this->noise_param, ofGetFrameNum() * 0.015)), 0, 1, 0, 10);

int int_noise_value = (int)noise_value;

noise_value = noise_value - int_noise_value;

auto value = ofMap(abs(noise_value - 0.5), 0, 0.5, 39, 255);

color = ofColor(value);

this->mesh.addColor(color);

}

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

void ofApp::draw() {

this->cam.begin();

this->mesh.drawFaces();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230707

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