プログラミング de 落描き – ページ 650 – クリエイティブ・コーディングによる生成物とソース

2020年3月7日2020年3月7日

Stretch and shrink. openFrameworks

[ Video ]

[ About ]
伸びて縮む円。

Stretch and shrink.

[ 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) {};

	void setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height, int deg_start, int deg_end);

	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) {};

void setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height, int deg_start, int deg_end);

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

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

	for (int radius = 50; radius < 350; radius += 20) {

		int deg_start = ofRandom(360);
		int deg_width = (int)(ofRandom(0, 360) + ofGetFrameNum() * ofRandom(5, 10)) % 720;

		if (deg_width < 360) {
		
			this->setRingToMesh(this->face, this->frame, glm::vec3(), radius, 18, 20, deg_start, deg_start + deg_width);
		}
		else {

			this->setRingToMesh(this->face, this->frame, glm::vec3(), radius, 18, 20, deg_start + deg_width - 360, deg_start + 360);
		}
	}
}

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

	this->cam.begin();

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

	ofSetColor(239);
	this->frame.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height, int deg_start, int deg_end) {

	if (deg_start == deg_end) { return; }

	int index = face_target.getNumVertices();

	for (int deg = deg_start; deg <= deg_end; deg += 1) {

		auto face_index = face_target.getNumVertices();

		vector<glm::vec3> vertices;
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * 0.5));
		vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

		vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * 0.5));
		vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

		for (auto& vertex : vertices) {

			vertex += location;
		}

		face_target.addVertices(vertices);

		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
		face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);
		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

		face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 6);
		face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2);

		auto frame_index = frame_target.getNumVertices();

		frame_target.addVertices(vertices);

		frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);
		frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);
		frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);
	}

	face_target.addIndex(index + 0); face_target.addIndex(index + 3); face_target.addIndex(index + 7);
	face_target.addIndex(index + 0); face_target.addIndex(index + 7); face_target.addIndex(index + 4);

	frame_target.addIndex(index + 0); frame_target.addIndex(index + 3);
	frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);
	frame_target.addIndex(index + 7); frame_target.addIndex(index + 3);
	frame_target.addIndex(index + 7); frame_target.addIndex(index + 4);

	index = frame_target.getNumVertices() - 8;

	face_target.addIndex(index + 1); face_target.addIndex(index + 2); face_target.addIndex(index + 6);
	face_target.addIndex(index + 1); face_target.addIndex(index + 6); face_target.addIndex(index + 5);

	frame_target.addIndex(index + 1); frame_target.addIndex(index + 2);
	frame_target.addIndex(index + 1); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 6); frame_target.addIndex(index + 2);
	frame_target.addIndex(index + 6); frame_target.addIndex(index + 5);
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

for (int radius = 50; radius < 350; radius += 20) {

int deg_start = ofRandom(360);

int deg_width = (int)(ofRandom(0, 360) + ofGetFrameNum() * ofRandom(5, 10)) % 720;

if (deg_width < 360) {

this->setRingToMesh(this->face, this->frame, glm::vec3(), radius, 18, 20, deg_start, deg_start + deg_width);

}

else {

this->setRingToMesh(this->face, this->frame, glm::vec3(), radius, 18, 20, deg_start + deg_width - 360, deg_start + 360);

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(39);

this->face.draw();

ofSetColor(239);

this->frame.drawWireframe();

this->cam.end();

}

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

void ofApp::setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float width, float height, int deg_start, int deg_end) {

if (deg_start == deg_end) { return; }

int index = face_target.getNumVertices();

for (int deg = deg_start; deg <= deg_end; deg += 1) {

auto face_index = face_target.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius + width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius + width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3((radius + width * 0.5) * cos(deg * DEG_TO_RAD), (radius + width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos((deg + 1) * DEG_TO_RAD), (radius - width * 0.5) * sin((deg + 1) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3((radius - width * 0.5) * cos(deg * DEG_TO_RAD), (radius - width * 0.5) * sin(deg * DEG_TO_RAD), height * 0.5));

for (auto& vertex : vertices) {

vertex += location;

}

face_target.addVertices(vertices);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2);

auto frame_index = frame_target.getNumVertices();

frame_target.addVertices(vertices);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);

frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);

}

face_target.addIndex(index + 0); face_target.addIndex(index + 3); face_target.addIndex(index + 7);

face_target.addIndex(index + 0); face_target.addIndex(index + 7); face_target.addIndex(index + 4);

frame_target.addIndex(index + 0); frame_target.addIndex(index + 3);

frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);

frame_target.addIndex(index + 7); frame_target.addIndex(index + 3);

frame_target.addIndex(index + 7); frame_target.addIndex(index + 4);

index = frame_target.getNumVertices() - 8;

face_target.addIndex(index + 1); face_target.addIndex(index + 2); face_target.addIndex(index + 6);

face_target.addIndex(index + 1); face_target.addIndex(index + 6); face_target.addIndex(index + 5);

frame_target.addIndex(index + 1); frame_target.addIndex(index + 2);

frame_target.addIndex(index + 1); frame_target.addIndex(index + 5);

frame_target.addIndex(index + 6); frame_target.addIndex(index + 2);

frame_target.addIndex(index + 6); frame_target.addIndex(index + 5);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200307

2020年3月6日2020年3月6日

Patchwork box. openFrameworks

[ Video ]

[ About ]
つぎはぎ箱。

Patchwork box.

[ 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) {};

	glm::vec2 make_point(int len, int param);

	ofEasyCam cam;
	ofMesh face, frame;
	int number_of_vertices;
};

#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) {};

glm::vec2 make_point(int len, int param);

ofEasyCam cam;

ofMesh face, frame;

int number_of_vertices;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
	this->number_of_vertices = 400;

	for (int i = 0; i < this->number_of_vertices - 3; i += 4) {

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

		this->frame.addIndex(i + 0); this->frame.addIndex(i + 1);
		this->frame.addIndex(i + 0); this->frame.addIndex(i + 3);
		this->frame.addIndex(i + 2); this->frame.addIndex(i + 1);
		this->frame.addIndex(i + 2); this->frame.addIndex(i + 3);
	}
}

//--------------------------------------------------------------
void ofApp::update() {
	
	int len = 200;
	vector<glm::vec3> vertices;
	int param = ofRandom(100);
	if (ofRandom(1) < 0.5) {

		vertices.push_back(glm::vec3(this->make_point(len, param), len * 0.5));
		vertices.push_back(glm::vec3(this->make_point(len, param + 2), len * 0.5));
		vertices.push_back(glm::vec3(this->make_point(len, 100 - param - 2), len * 0.5));
		vertices.push_back(glm::vec3(this->make_point(len, 100 - param), len * 0.5));
	}
	else {

		vertices.push_back(glm::vec3(this->make_point(len, param), len * 0.5));
		vertices.push_back(glm::vec3(this->make_point(len, param + 2), len * 0.5));
		vertices.push_back(glm::vec3(this->make_point(len, 150 - param - 2), len * 0.5));
		vertices.push_back(glm::vec3(this->make_point(len, 150 - param), len * 0.5));
	}

	int r = (int)ofRandom(6);

	if (r < 4) {
	
		auto angle_y = r * 90;
		auto rotation_y = glm::rotate(glm::mat4(), (float)(angle_y * DEG_TO_RAD), glm::vec3(0, 1, 0));

		for (auto& vertex : vertices) {

			vertex = glm::vec4(vertex, 0) * rotation_y;
		}
	}
	else {

		auto angle_x = r == 5 ? 90 : 270;
		auto rotation_x = glm::rotate(glm::mat4(), (float)(angle_x * DEG_TO_RAD), glm::vec3(1, 0, 0));

		for (auto& vertex : vertices) {

			vertex = glm::vec4(vertex, 0) * rotation_x;
		}
	}

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

	while (this->face.getNumVertices() > this->number_of_vertices) {

		this->face.removeVertex(0);
		this->face.removeVertex(0);
		this->face.removeVertex(0);
		this->face.removeVertex(0);	

		this->frame.removeVertex(0);
		this->frame.removeVertex(0);
		this->frame.removeVertex(0);
		this->frame.removeVertex(0);
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.85);
	ofRotateX(ofGetFrameNum() * 0.5);

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

	ofSetColor(239);
	this->frame.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = (param + 100) % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofEnableDepthTest();

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

this->number_of_vertices = 400;

for (int i = 0; i < this->number_of_vertices - 3; i += 4) {

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

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

this->frame.addIndex(i + 0); this->frame.addIndex(i + 1);

this->frame.addIndex(i + 0); this->frame.addIndex(i + 3);

this->frame.addIndex(i + 2); this->frame.addIndex(i + 1);

this->frame.addIndex(i + 2); this->frame.addIndex(i + 3);

}

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

void ofApp::update() {

int len = 200;

vector<glm::vec3> vertices;

int param = ofRandom(100);

if (ofRandom(1) < 0.5) {

vertices.push_back(glm::vec3(this->make_point(len, param), len * 0.5));

vertices.push_back(glm::vec3(this->make_point(len, param + 2), len * 0.5));

vertices.push_back(glm::vec3(this->make_point(len, 100 - param - 2), len * 0.5));

vertices.push_back(glm::vec3(this->make_point(len, 100 - param), len * 0.5));

}

else {

vertices.push_back(glm::vec3(this->make_point(len, param), len * 0.5));

vertices.push_back(glm::vec3(this->make_point(len, param + 2), len * 0.5));

vertices.push_back(glm::vec3(this->make_point(len, 150 - param - 2), len * 0.5));

vertices.push_back(glm::vec3(this->make_point(len, 150 - param), len * 0.5));

}

int r = (int)ofRandom(6);

if (r < 4) {

auto angle_y = r * 90;

auto rotation_y = glm::rotate(glm::mat4(), (float)(angle_y * DEG_TO_RAD), glm::vec3(0, 1, 0));

for (auto& vertex : vertices) {

vertex = glm::vec4(vertex, 0) * rotation_y;

}

else {

auto angle_x = r == 5 ? 90 : 270;

auto rotation_x = glm::rotate(glm::mat4(), (float)(angle_x * DEG_TO_RAD), glm::vec3(1, 0, 0));

for (auto& vertex : vertices) {

vertex = glm::vec4(vertex, 0) * rotation_x;

}

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

this->face.addVertices(vertices);

this->frame.addVertices(vertices);

while (this->face.getNumVertices() > this->number_of_vertices) {

this->face.removeVertex(0);

this->frame.removeVertex(0);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.85);

ofRotateX(ofGetFrameNum() * 0.5);

ofSetColor(39);

this->face.draw();

ofSetColor(239);

this->frame.drawWireframe();

this->cam.end();

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = (param + 100) % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200306

2020年3月5日2020年3月5日

Ascii women. openFrameworks

[ Video ]

[ About ]
動画のピクセル値を文字に変換。

Changing video to Ascii.

[ Source ]

#pragma once
#include "ofMain.h"
#include "opencv2/opencv.hpp"

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;

	cv::VideoCapture cap;
	cv::Size cap_size;
	ofTrueTypeFont font;

	cv::Mat frame;
};

#pragma once

#include "ofMain.h"

#include "opencv2/opencv.hpp"

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;

cv::VideoCapture cap;

cv::Size cap_size;

ofTrueTypeFont font;

cv::Mat frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(0);
	ofEnableDepthTest();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->cap.open("D:\\Pexels Videos 2441067.mp4");
	this->cap_size = cv::Size(1280, 720);
	this->cap.set(cv::CAP_PROP_POS_FRAMES, 90 * 24); // Sec * FrameRate

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 5, true, true, true);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

	cv::Mat src;
	this->cap >> src;
	if (src.empty()) {

		this->cap.set(cv::CAP_PROP_POS_FRAMES, 1);
		return;
	}

	cv::resize(src, this->frame, this->cap_size);
	cv::cvtColor(this->frame, this->frame, cv::COLOR_BGR2GRAY);
}

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

	this->cam.begin();
	
	char moji[11] = { ' ', '#', 'M', 'W', 'A', 'B', 'G', 'C', 'L', 'I', 'T' };
	int value;
	for (int y = 0; y < this->frame.rows; y += 5) {

		for (int x = 0; x < this->frame.cols; x += 5) {
			
			value = this->frame.at<unsigned char>(y, x);
			if (value < 150) {

				this->font.drawStringAsShapes(string{ moji[(int)ofMap(value, 0, 150, 0, 11)] }, x - 640, 360 - y);
			}
		}
	}

	this->cam.end();
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(0);

ofEnableDepthTest();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->cap.open("D:\\Pexels Videos 2441067.mp4");

this->cap_size = cv::Size(1280, 720);

this->cap.set(cv::CAP_PROP_POS_FRAMES, 90 * 24); // Sec * FrameRate

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 5, true, true, true);

}

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

void ofApp::update() {

ofSeedRandom(39);

cv::Mat src;

this->cap >> src;

if (src.empty()) {

this->cap.set(cv::CAP_PROP_POS_FRAMES, 1);

return;

}

cv::resize(src, this->frame, this->cap_size);

cv::cvtColor(this->frame, this->frame, cv::COLOR_BGR2GRAY);

}

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

void ofApp::draw() {

this->cam.begin();

char moji[11] = { ' ', '#', 'M', 'W', 'A', 'B', 'G', 'C', 'L', 'I', 'T' };

int value;

for (int y = 0; y < this->frame.rows; y += 5) {

for (int x = 0; x < this->frame.cols; x += 5) {

value = this->frame.at<unsigned char>(y, x);

if (value < 150) {

this->font.drawStringAsShapes(string{ moji[(int)ofMap(value, 0, 150, 0, 11)] }, x - 640, 360 - y);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200305

2025年7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	31