sphere – ページ 59 – プログラミング de 落描き

2019年5月16日2019年5月16日

Split sphere. openFrameworks

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[ About ]
バラバラな球体

Split sphere.

[ 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 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(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateX(270);

	auto radius = 300;
	for (auto theta = 6; theta <= 180 - 8; theta += 8) {

		auto deg_start = theta * 5 + ofGetFrameNum() * 2;

		vector<glm::vec3> vertices, sub_vertices;
		for (auto deg = deg_start; deg <= deg_start + 180; deg += 1) {

			auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),
				radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),
				radius * cos(theta * DEG_TO_RAD));
			vertices.push_back(location);

			auto sub_location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin((theta + 6) *DEG_TO_RAD),
				radius * sin(deg * DEG_TO_RAD) * sin((theta + 6) * DEG_TO_RAD),
				radius * cos((theta + 6) * DEG_TO_RAD));
			sub_vertices.push_back(sub_location);
		}

		if (vertices.size() > 0) {

			std::reverse(sub_vertices.begin(), sub_vertices.end());

			ofFill();
			ofSetColor(215, 0, 58);
			ofBeginShape();
			ofVertices(vertices);
			ofVertices(sub_vertices);
			ofEndShape();

			ofNoFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertices(vertices);
			ofVertices(sub_vertices);
			ofEndShape(true);
		}
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

auto radius = 300;

for (auto theta = 6; theta <= 180 - 8; theta += 8) {

auto deg_start = theta * 5 + ofGetFrameNum() * 2;

vector<glm::vec3> vertices, sub_vertices;

for (auto deg = deg_start; deg <= deg_start + 180; deg += 1) {

auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),

radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD),

radius * cos(theta * DEG_TO_RAD));

vertices.push_back(location);

auto sub_location = glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin((theta + 6) *DEG_TO_RAD),

radius * sin(deg * DEG_TO_RAD) * sin((theta + 6) * DEG_TO_RAD),

radius * cos((theta + 6) * DEG_TO_RAD));

sub_vertices.push_back(sub_location);

}

if (vertices.size() > 0) {

std::reverse(sub_vertices.begin(), sub_vertices.end());

ofFill();

ofSetColor(215, 0, 58);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape();

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190516

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2019年4月27日

Piece of sphere and LeapMotion. openFrameworks

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[ About ]
連休中なので久々にLeapMotionを引っ張りだして遊ぶ

Piece of sphere and LeapMotion.

[ Source ]

#pragma once
#include "ofMain.h"

// Leap Motion SDK
#include "Leap.h"
#pragma comment(lib, "Leap.lib")

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) {};

	// Leap Motion
	Leap::Controller leap;
	
	ofEasyCam cam;
	vector<ofMeshFace> triangles;
	float threshold;
};

#pragma once

#include "ofMain.h"

// Leap Motion SDK

#include "Leap.h"

#pragma comment(lib, "Leap.lib")

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) {};

// Leap Motion

Leap::Controller leap;

ofEasyCam cam;

vector<ofMeshFace> triangles;

float threshold;

};

#include "ofApp.h"	

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(0);
	ofSetColor(255);
	ofEnableDepthTest();
	ofSetLineWidth(2);

	auto ico_sphere = ofIcoSpherePrimitive(150, 2);
	this->triangles = ico_sphere.getMesh().getUniqueFaces();

	this->threshold = 0.5;
}

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

	Leap::Frame frame = this->leap.frame();
	for (Leap::Hand hand : frame.hands()) {

		if(hand.pinchStrength() > 0.5){
		
			this->threshold += this->threshold <= 1 ? 0.03 : 0;
		}
		else {

			this->threshold -= this->threshold > 0 ? 0.03 : 0;
		}
	}
}

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

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

	for (auto& triangle : this->triangles) {

		glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;
		auto noise_value = ofNoise(avg.x * 0.0005, avg.y * 0.0005, avg.z + 0.0005, ofGetFrameNum() * 0.005);
		auto tmp_radius = 150.f;
		auto rotate = 0.f;
		if (noise_value >= this->threshold) {

			tmp_radius += ofMap(noise_value, this->threshold, 1, 0, 300);
			rotate = ofMap(noise_value, this->threshold, 1, 0, 360 * 3);
		}
		auto tmp_avg = glm::normalize(avg) * tmp_radius;

		ofPushMatrix();
		ofTranslate(tmp_avg);
		ofRotateX(rotate);
		ofRotateY(rotate);

		vector<glm::vec3> vertices;
		vector<glm::vec3> fill_vertices;
		for (int j = 0; j < 3; j++) {

			glm::vec3 location = glm::vec3(triangle.getVertex(j).x, triangle.getVertex(j).y, triangle.getVertex(j).z) - avg;
			vertices.push_back(location);
			fill_vertices.push_back(location * 0.99);
		}

		ofFill();
		ofSetColor(239);

		ofBeginShape();
		ofVertices(fill_vertices);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);

		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetColor(255);

ofEnableDepthTest();

ofSetLineWidth(2);

auto ico_sphere = ofIcoSpherePrimitive(150, 2);

this->triangles = ico_sphere.getMesh().getUniqueFaces();

this->threshold = 0.5;

}

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

void ofApp::update() {

Leap::Frame frame = this->leap.frame();

for (Leap::Hand hand : frame.hands()) {

if(hand.pinchStrength() > 0.5){

this->threshold += this->threshold <= 1 ? 0.03 : 0;

}

else {

this->threshold -= this->threshold > 0 ? 0.03 : 0;

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

for (auto& triangle : this->triangles) {

glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;

auto noise_value = ofNoise(avg.x * 0.0005, avg.y * 0.0005, avg.z + 0.0005, ofGetFrameNum() * 0.005);

auto tmp_radius = 150.f;

auto rotate = 0.f;

if (noise_value >= this->threshold) {

tmp_radius += ofMap(noise_value, this->threshold, 1, 0, 300);

rotate = ofMap(noise_value, this->threshold, 1, 0, 360 * 3);

}

auto tmp_avg = glm::normalize(avg) * tmp_radius;

ofPushMatrix();

ofTranslate(tmp_avg);

ofRotateX(rotate);

ofRotateY(rotate);

vector<glm::vec3> vertices;

vector<glm::vec3> fill_vertices;

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

glm::vec3 location = glm::vec3(triangle.getVertex(j).x, triangle.getVertex(j).y, triangle.getVertex(j).z) - avg;

vertices.push_back(location);

fill_vertices.push_back(location * 0.99);

}

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(fill_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190427

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2019年4月25日2019年4月25日

Piece of sphere. openFrameworks

[ Video ]

[ About ]
球体の一片

Piece of sphere.

[ 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 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) {};

	vector<ofMeshFace> triangles;
	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) {};

vector<ofMeshFace> triangles;

ofEasyCam cam;

};

#include "ofApp.h"	

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(39);
	ofEnableDepthTest();
	ofSetLineWidth(2);

	auto ico_sphere = ofIcoSpherePrimitive(150, 2);
	this->triangles = ico_sphere.getMesh().getUniqueFaces();
}

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

}

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

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

	for (auto& triangle : this->triangles) {

		glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;
		auto noise_value = ofNoise(avg.x * 0.0005, avg.y * 0.0005, avg.z + 0.0005, ofGetFrameNum() * 0.005);
		auto tmp_radius = 150.f;
		auto rotate = 0.f;
		if (noise_value >= 0.75) {
		
			tmp_radius += ofMap(noise_value, 0.75, 1, 0, 300);
			rotate = ofMap(noise_value, 0.75, 1, 0, 360 * 3);
		}
		auto tmp_avg = glm::normalize(avg) * tmp_radius;
		
		ofPushMatrix();
		ofTranslate(tmp_avg);
		ofRotateX(rotate);
		ofRotateY(rotate);

		vector<glm::vec3> vertices;
		vector<glm::vec3> fill_vertices;
		for (int j = 0; j < 3; j++) {

			glm::vec3 location = glm::vec3(triangle.getVertex(j).x, triangle.getVertex(j).y, triangle.getVertex(j).z) - avg;
			vertices.push_back(location);
			fill_vertices.push_back(location * 0.99);
		}

		ofFill();
		ofSetColor(239);

		ofBeginShape();
		ofVertices(fill_vertices);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);

		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofEnableDepthTest();

ofSetLineWidth(2);

auto ico_sphere = ofIcoSpherePrimitive(150, 2);

this->triangles = ico_sphere.getMesh().getUniqueFaces();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

for (auto& triangle : this->triangles) {

glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;

auto noise_value = ofNoise(avg.x * 0.0005, avg.y * 0.0005, avg.z + 0.0005, ofGetFrameNum() * 0.005);

auto tmp_radius = 150.f;

auto rotate = 0.f;

if (noise_value >= 0.75) {

tmp_radius += ofMap(noise_value, 0.75, 1, 0, 300);

rotate = ofMap(noise_value, 0.75, 1, 0, 360 * 3);

}

auto tmp_avg = glm::normalize(avg) * tmp_radius;

ofPushMatrix();

ofTranslate(tmp_avg);

ofRotateX(rotate);

ofRotateY(rotate);

vector<glm::vec3> vertices;

vector<glm::vec3> fill_vertices;

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

glm::vec3 location = glm::vec3(triangle.getVertex(j).x, triangle.getVertex(j).y, triangle.getVertex(j).z) - avg;

vertices.push_back(location);

fill_vertices.push_back(location * 0.99);

}

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(fill_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190425

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