openFrameworks – ページ 236 – プログラミング de 落描き

2023年12月12日

Lines.

[ Video ]

[ About ]
線。

[ 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) {};

	ofEasyCam cam;
	ofMesh face, frame;

	float noise_value;
};

#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 face, frame;

float noise_value;

};

#include "ofApp.h"	

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofColor color;
	for (int x = -230; x <= 230; x += 230) {

		for (int y = -230; y <= 230; y += 230) {

			color.setHsb(ofMap(x, -230, 300, 0, 255), 255, 255);
			ofSetColor(color, 32);

			glm::vec3 noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
			for (int i = 0; i < 300; i++) {

				ofPushMatrix();
				ofTranslate(x, y);

				ofRotateZ(ofMap(ofNoise(noise_seed.z, i * 0.0085 + ofGetFrameNum() * 0.025), 0, 1, -180, 180));
				ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.0085 + ofGetFrameNum() * 0.025), 0, 1, -180, 180));
				ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.0085 + ofGetFrameNum() * 0.025), 0, 1, -180, 180));

				ofSetColor(color, 18);
				ofDrawLine(-70, 0, 70, 0);

				ofPopMatrix();
			}
		}
	}

	/*
	int start = 1;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofColor color;

for (int x = -230; x <= 230; x += 230) {

for (int y = -230; y <= 230; y += 230) {

color.setHsb(ofMap(x, -230, 300, 0, 255), 255, 255);

ofSetColor(color, 32);

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

for (int i = 0; i < 300; i++) {

ofPushMatrix();

ofTranslate(x, y);

ofRotateZ(ofMap(ofNoise(noise_seed.z, i * 0.0085 + ofGetFrameNum() * 0.025), 0, 1, -180, 180));

ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.0085 + ofGetFrameNum() * 0.025), 0, 1, -180, 180));

ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.0085 + ofGetFrameNum() * 0.025), 0, 1, -180, 180));

ofSetColor(color, 18);

ofDrawLine(-70, 0, 70, 0);

ofPopMatrix();

}

int start = 1;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20231212

2023年12月11日

Circles.

[ Video ]

[ About ]
円。

[ 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) {};

	ofEasyCam cam;
	ofMesh face, frame;

	float noise_value;
};

#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 face, frame;

float noise_value;

};

#include "ofApp.h"	

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	
	ofNoFill();
	ofSetCircleResolution(72);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofColor color;
	for (int x = -230; x <= 230; x += 230) {

		for (int y = -230; y <= 230; y += 230) {

			color.setHsb(ofMap(x, -230, 300, 0, 255), 255, 255);
			ofSetColor(color, 32);

			glm::vec3 noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
			for (int i = 0; i < 200; i++) {

				ofPushMatrix();
				ofTranslate(x, y);

				ofRotateZ(ofMap(ofNoise(noise_seed.z, i * 0.005 + ofGetFrameNum() * 0.005), 0, 1, -270, 270));
				ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.005 + ofGetFrameNum() * 0.005), 0, 1, -270, 270));
				ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.005 + ofGetFrameNum() * 0.005), 0, 1, -270, 270));

				ofDrawCircle(glm::vec2(), ofMap(i, 0, 200, 80, 0));

				ofPopMatrix();
			}
		}
	}

	/*
	int start = 1;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofNoFill();

ofSetCircleResolution(72);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofColor color;

for (int x = -230; x <= 230; x += 230) {

for (int y = -230; y <= 230; y += 230) {

color.setHsb(ofMap(x, -230, 300, 0, 255), 255, 255);

ofSetColor(color, 32);

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

for (int i = 0; i < 200; i++) {

ofPushMatrix();

ofTranslate(x, y);

ofRotateZ(ofMap(ofNoise(noise_seed.z, i * 0.005 + ofGetFrameNum() * 0.005), 0, 1, -270, 270));

ofRotateY(ofMap(ofNoise(noise_seed.y, i * 0.005 + ofGetFrameNum() * 0.005), 0, 1, -270, 270));

ofRotateX(ofMap(ofNoise(noise_seed.x, i * 0.005 + ofGetFrameNum() * 0.005), 0, 1, -270, 270));

ofDrawCircle(glm::vec2(), ofMap(i, 0, 200, 80, 0));

ofPopMatrix();

}

int start = 1;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20231211

2023年12月10日

Over lap.

[ Video ]

[ About ]
重ねる。

[ 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) {};

	ofEasyCam cam;
	ofMesh face, frame;

	float noise_value;
};

#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 face, frame;

float noise_value;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofSetLineWidth(1);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

	if (ofGetFrameNum() % 60 < 25) {

		this->noise_value += ofMap(ofGetFrameNum() % 60, 0, 25, 0.2, 0);
	}

	this->face.clear();
	this->frame.clear();

	float span = 0.5;
	float coordinate_param = 0.01;
	//float len = 170;
	//float z = len + span * 0.5;

	float angle;
	glm::highp_mat4 rotation;

	for (float len = 150; len > 130; len -= 2) { 

		float z = len + span * 0.5;

		float threshold_1 = 0.48;
		float threshold_2 = 0.52;
		for (int i = 0; i <= 6; i++) {

			for (float x = -len; x <= len; x += span) {

				for (float y = -len; y <= len; y += span) {

					if (i <= 4) {

						angle = PI * 0.5 * i;
						rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));
					}

					if (i == 5) {

						angle = PI * 0.5;
						rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));
					}

					if (i == 6) {

						angle = PI * 0.5 * 3;
						rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));
					}


					glm::vec3 noise_location = glm::vec4(x, y, z, 0) * rotation;
					auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, this->noise_value));
					if (noise_value < threshold_1 || noise_value > threshold_2) { continue; }

					glm::vec3 loc_1 = glm::vec4(x - span, y, z, 0) * rotation;
					auto noise_1 = ofNoise(glm::vec4(loc_1 * coordinate_param, this->noise_value));
					glm::vec3 loc_2 = glm::vec4(x, y + span, z, 0) * rotation;
					auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, this->noise_value));
					glm::vec3 loc_3 = glm::vec4(x + span, y, z, 0) * rotation;
					auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, this->noise_value));
					glm::vec3 loc4 = glm::vec4(x, y - span, z, 0) * rotation;
					auto noise_4 = ofNoise(glm::vec4(loc4 * coordinate_param, this->noise_value));

					auto index = this->face.getNumVertices();
					vector<glm::vec3> vertices;

					vertices.push_back(glm::vec4(x - span * 0.5, y - span * 0.5, z, 0) * rotation);
					vertices.push_back(glm::vec4(x + span * 0.5, y - span * 0.5, z, 0) * rotation);
					vertices.push_back(glm::vec4(x + span * 0.5, y + span * 0.5, z, 0) * rotation);
					vertices.push_back(glm::vec4(x - span * 0.5, y + span * 0.5, z, 0) * rotation);

					this->face.addVertices(vertices);

					this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);
					this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

					ofColor face_color;
					face_color.setHsb(139, 180, ofMap(len, 150, 130, 255, 0));
					this->face.addColor(face_color);
					this->face.addColor(face_color); 
					this->face.addColor(face_color); 
					this->face.addColor(face_color);

					if (noise_1 < threshold_1 || noise_1 > threshold_2) {

						this->frame.addVertex(vertices[0]);
						this->frame.addVertex(vertices[3]);

						this->frame.addIndex(this->frame.getNumVertices() - 1);
						this->frame.addIndex(this->frame.getNumVertices() - 2);
					}

					if (noise_2 < threshold_1 || noise_2 > threshold_2) {

						this->frame.addVertex(vertices[2]);
						this->frame.addVertex(vertices[3]);

						this->frame.addIndex(this->frame.getNumVertices() - 1);
						this->frame.addIndex(this->frame.getNumVertices() - 2);
					}

					if (noise_3 < threshold_1 || noise_3 > threshold_2) {

						this->frame.addVertex(vertices[1]);
						this->frame.addVertex(vertices[2]);

						this->frame.addIndex(this->frame.getNumVertices() - 1);
						this->frame.addIndex(this->frame.getNumVertices() - 2);
					}

					if (noise_4 < threshold_1 || noise_4 > threshold_2) {

						this->frame.addVertex(vertices[0]);
						this->frame.addVertex(vertices[1]);

						this->frame.addIndex(this->frame.getNumVertices() - 1);
						this->frame.addIndex(this->frame.getNumVertices() - 2);
					}
				}
			}
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

	ofSetColor(39);
	this->frame.draw();

	this->face.draw();

	this->cam.end();

	/*
	int start = 1;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(1);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

if (ofGetFrameNum() % 60 < 25) {

this->noise_value += ofMap(ofGetFrameNum() % 60, 0, 25, 0.2, 0);

}

this->face.clear();

this->frame.clear();

float span = 0.5;

float coordinate_param = 0.01;

//float len = 170;

//float z = len + span * 0.5;

float angle;

glm::highp_mat4 rotation;

for (float len = 150; len > 130; len -= 2) {

float z = len + span * 0.5;

float threshold_1 = 0.48;

float threshold_2 = 0.52;

for (int i = 0; i <= 6; i++) {

for (float x = -len; x <= len; x += span) {

for (float y = -len; y <= len; y += span) {

if (i <= 4) {

angle = PI * 0.5 * i;

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));

}

if (i == 5) {

angle = PI * 0.5;

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));

}

if (i == 6) {

angle = PI * 0.5 * 3;

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));

}

glm::vec3 noise_location = glm::vec4(x, y, z, 0) * rotation;

auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, this->noise_value));

if (noise_value < threshold_1 || noise_value > threshold_2) { continue; }

glm::vec3 loc_1 = glm::vec4(x - span, y, z, 0) * rotation;

auto noise_1 = ofNoise(glm::vec4(loc_1 * coordinate_param, this->noise_value));

glm::vec3 loc_2 = glm::vec4(x, y + span, z, 0) * rotation;

auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, this->noise_value));

glm::vec3 loc_3 = glm::vec4(x + span, y, z, 0) * rotation;

auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, this->noise_value));

glm::vec3 loc4 = glm::vec4(x, y - span, z, 0) * rotation;

auto noise_4 = ofNoise(glm::vec4(loc4 * coordinate_param, this->noise_value));

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec4(x - span * 0.5, y - span * 0.5, z, 0) * rotation);

vertices.push_back(glm::vec4(x + span * 0.5, y - span * 0.5, z, 0) * rotation);

vertices.push_back(glm::vec4(x + span * 0.5, y + span * 0.5, z, 0) * rotation);

vertices.push_back(glm::vec4(x - span * 0.5, y + span * 0.5, z, 0) * rotation);

this->face.addVertices(vertices);

this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);

this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

ofColor face_color;

face_color.setHsb(139, 180, ofMap(len, 150, 130, 255, 0));

this->face.addColor(face_color);

if (noise_1 < threshold_1 || noise_1 > threshold_2) {

this->frame.addVertex(vertices[0]);

this->frame.addVertex(vertices[3]);

this->frame.addIndex(this->frame.getNumVertices() - 1);

this->frame.addIndex(this->frame.getNumVertices() - 2);

}

if (noise_2 < threshold_1 || noise_2 > threshold_2) {

this->frame.addVertex(vertices[2]);

this->frame.addVertex(vertices[3]);

this->frame.addIndex(this->frame.getNumVertices() - 1);

this->frame.addIndex(this->frame.getNumVertices() - 2);

}

if (noise_3 < threshold_1 || noise_3 > threshold_2) {

this->frame.addVertex(vertices[1]);

this->frame.addVertex(vertices[2]);

this->frame.addIndex(this->frame.getNumVertices() - 1);

this->frame.addIndex(this->frame.getNumVertices() - 2);

}

if (noise_4 < threshold_1 || noise_4 > threshold_2) {

this->frame.addVertex(vertices[0]);

this->frame.addVertex(vertices[1]);

this->frame.addIndex(this->frame.getNumVertices() - 1);

this->frame.addIndex(this->frame.getNumVertices() - 2);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

ofSetColor(39);

this->frame.draw();

this->face.draw();

this->cam.end();

int start = 1;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20231210

2025年11月
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