openFrameworks – ページ 126 – プログラミング de 落描き

2024年9月7日

Holes.

[ Video ]

[ About ]
穴ぼこ。

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

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

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

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

	ofSeedRandom(39);

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

	float span = 1;
	float threshold_1 = 0.49;
	float threshold_2 = 0.51;
	float frame_param = ofGetFrameNum() * 0.005;
	float coordinate_param = 0.008;
	float len = 400;
	float angle;
	glm::highp_mat4 rotation;

	ofColor color;

	for (float z = 0; z >= -len * 0.25; z -= 6) {

		color = ofColor(ofMap(z, -len * 0.25, 0, 239, 39));

		threshold_1 -= 0.01;
		threshold_2 += 0.01;

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

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

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

				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);

				for (int i = 0; i < 4; i++) { this->face.addColor(color); }

				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);

				if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

					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 || y == len) {

					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 || x == len) {

					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 || y == -len) {

					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();

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

	/*
	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);
		}
	}
	*/

	this->cam.end();
}

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

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

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(239);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

float span = 1;

float threshold_1 = 0.49;

float threshold_2 = 0.51;

float frame_param = ofGetFrameNum() * 0.005;

float coordinate_param = 0.008;

float len = 400;

float angle;

glm::highp_mat4 rotation;

ofColor color;

for (float z = 0; z >= -len * 0.25; z -= 6) {

color = ofColor(ofMap(z, -len * 0.25, 0, 239, 39));

threshold_1 -= 0.01;

threshold_2 += 0.01;

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

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

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

auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, frame_param));

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, frame_param));

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

auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, frame_param));

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

auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, frame_param));

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

auto noise_4 = ofNoise(glm::vec4(loc4 * coordinate_param, frame_param));

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);

for (int i = 0; i < 4; i++) { this->face.addColor(color); }

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);

if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

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 || y == len) {

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 || x == len) {

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 || y == -len) {

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();

this->frame.draw();

this->face.draw();

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);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240907

2024年9月6日

Perforated plate.

[ Video ]

[ About ]
穴あきプレート。

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

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

	float span = 5;
	float threshold_1 = 0.46;
	float threshold_2 = 0.54;
	float frame_param = ofGetFrameNum() * 0.025;
	float coordinate_param = 0.01;
	float len = 320;
	float angle;
	glm::highp_mat4 rotation;

	ofColor color;

	for (float z = -len * 0.25; z <= 0; z += 6) {

		color = ofColor(ofMap(z, -len * 0.25, 0, 0, 239));

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

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

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

				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);

				for (int i = 0; i < 4; i++) { this->face.addColor(color); }

				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);

				if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

					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 || y == len) {

					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 || x == len) {

					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 || y == -len) {

					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();

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

	/*
	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);
		}
	}
	*/

	this->cam.end();
}

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

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

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(3);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

float span = 5;

float threshold_1 = 0.46;

float threshold_2 = 0.54;

float frame_param = ofGetFrameNum() * 0.025;

float coordinate_param = 0.01;

float len = 320;

float angle;

glm::highp_mat4 rotation;

ofColor color;

for (float z = -len * 0.25; z <= 0; z += 6) {

color = ofColor(ofMap(z, -len * 0.25, 0, 0, 239));

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

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

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

auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, frame_param));

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, frame_param));

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

auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, frame_param));

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

auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, frame_param));

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

auto noise_4 = ofNoise(glm::vec4(loc4 * coordinate_param, frame_param));

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);

for (int i = 0; i < 4; i++) { this->face.addColor(color); }

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);

if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

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 || y == len) {

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 || x == len) {

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 || y == -len) {

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();

this->frame.draw();

this->face.draw();

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);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240906

2024年9月5日

Gaps.

[ Video ]

[ About ]
差。

[ 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) {};

	ofTrueTypeFont font;
	ofPixels pixels;
};

#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) {};

ofTrueTypeFont font;

ofPixels pixels;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(39);
	ofSetColor(255);
	ofFill();

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 175, true, true, true);

	ofFbo fbo;
	fbo.allocate(ofGetWidth(), ofGetHeight());
	fbo.begin();
	ofClear(0);
	ofSetColor(0);

	auto word = "NOISE";
	this->font.drawString(word, -5, 90 + 360);

	fbo.end();
	auto span = 10;
	fbo.readToPixels(this->pixels);
}

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

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

	int len = 10;
	for (int x = 0; x <= ofGetWindowWidth(); x += len) {

		for (int y = 0; y <= ofGetWindowHeight(); y += len) {

			auto noise_value = ofNoise(x * 0.002, y * 0.002, ofGetFrameNum() * 0.015);

			ofColor color = pixels.getColor(x, y);
			if (color != ofColor(0, 0)) {

				auto color_value = noise_value < 0.4 ? 0 : noise_value > 0.85 ? 239 : ofMap(noise_value, 0.4, 0.85, 0, 239);

				ofFill();
				ofSetColor(color_value);

				ofDrawRectangle(x, y, len, len);

				ofNoFill();
				ofSetColor(color_value == 239 ? 39 : 128);

				ofDrawRectangle(x, y, len, len);
			}
			else {

				auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0);

				ofFill();
				ofSetColor(color_value);

				ofDrawRectangle(x, y, len, len);

				ofNoFill();
				ofSetColor(color_value == 239 ? 128 : 39);

				ofDrawRectangle(x, y, len, len);
			}
		}
	}

	/*
	int start = 150;
	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);

ofSetColor(255);

ofFill();

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 175, true, true, true);

ofFbo fbo;

fbo.allocate(ofGetWidth(), ofGetHeight());

fbo.begin();

ofClear(0);

ofSetColor(0);

auto word = "NOISE";

this->font.drawString(word, -5, 90 + 360);

fbo.end();

auto span = 10;

fbo.readToPixels(this->pixels);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int len = 10;

for (int x = 0; x <= ofGetWindowWidth(); x += len) {

for (int y = 0; y <= ofGetWindowHeight(); y += len) {

auto noise_value = ofNoise(x * 0.002, y * 0.002, ofGetFrameNum() * 0.015);

ofColor color = pixels.getColor(x, y);

if (color != ofColor(0, 0)) {

auto color_value = noise_value < 0.4 ? 0 : noise_value > 0.85 ? 239 : ofMap(noise_value, 0.4, 0.85, 0, 239);

ofFill();

ofSetColor(color_value);

ofDrawRectangle(x, y, len, len);

ofNoFill();

ofSetColor(color_value == 239 ? 39 : 128);

ofDrawRectangle(x, y, len, len);

}

else {

auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0);

ofFill();

ofSetColor(color_value);

ofDrawRectangle(x, y, len, len);

ofNoFill();

ofSetColor(color_value == 239 ? 128 : 39);

ofDrawRectangle(x, y, len, len);

}

int start = 150;

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/Insta20240905

2025年9月
月	火	水	木	金	土	日
1	2	3	4	5	6	7
8	9	10	11	12	13	14
15	16	17	18	19	20	21
22	23	24	25	26	27	28
29	30