プログラミング de 落描き – ページ 261 – クリエイティブ・コーディングによる生成物とソース

2022年3月8日

Double layer 10 print box. Draw by openFrameworks

[ Video ]

[ About ]
20重の10 PRINT.

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.72);

	int span = 20;

	ofSetColor(0);
	ofDrawBox(140);

	for (int len = 60; len <= 120; len += 60) {

		len == 60 ? ofSetColor(255) : ofSetColor(0);

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

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

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

					ofPushMatrix();

					if (i <= 3) {

						ofRotateX(i * 90);
					}
					else {

						i == 5 ? ofRotateY(90) : ofRotateY(270);
					}
					ofTranslate(x, y, len + span * 0.5);

					auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003);
					auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25;

					auto start = this->make_point(span, start_param);
					auto end = this->make_point(span, start_param + 50);

					ofDrawLine(start, end);
					ofDrawSphere(glm::vec3(start, 0), len == 60 ? 3 : 3.5);
					ofDrawSphere(glm::vec3(end, 0), len == 60 ? 3 : 3.5);

					ofPopMatrix();
				}
			}
		}
	}

	this->cam.end();
}

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

	param = param % 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());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.72);

int span = 20;

ofSetColor(0);

ofDrawBox(140);

for (int len = 60; len <= 120; len += 60) {

len == 60 ? ofSetColor(255) : ofSetColor(0);

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

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

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

ofPushMatrix();

if (i <= 3) {

ofRotateX(i * 90);

}

else {

i == 5 ? ofRotateY(90) : ofRotateY(270);

}

ofTranslate(x, y, len + span * 0.5);

auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003);

auto start_param = noise_value < 0.5 ? (noise_value < 0.45 ? 0 : ofMap(noise_value, 0.45, 0.5, 0, 25)) : 25;

auto start = this->make_point(span, start_param);

auto end = this->make_point(span, start_param + 50);

ofDrawLine(start, end);

ofDrawSphere(glm::vec3(start, 0), len == 60 ? 3 : 3.5);

ofDrawSphere(glm::vec3(end, 0), len == 60 ? 3 : 3.5);

ofPopMatrix();

}

this->cam.end();

}

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

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

param = param % 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/Insta20220308

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2022年3月7日

Noise plates. Draw by openFrameworks

[ Video ]

[ About ]
Noise plates.

[ 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, line;
};

#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, line;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofEnableDepthTest();
	ofSetLineWidth(3);

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

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

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

	float span = 10;
	float threshold = 0.6;
	float noise_param = 0.01;

	for (float x = -200; x <= 200; x += span) {

		for (float y = -200; y <= 200; y += span) {

			for (float z = -200; z <= 0; z += span) {

				auto noise_value = ofNoise(x * noise_param, y * noise_param, z * noise_param + ofGetFrameNum() * 0.05);

				if (noise_value < threshold) { continue; }

				auto noise_value_1 = ofNoise((x - span) * noise_param, y * noise_param, z * noise_param + ofGetFrameNum() * 0.05);
				auto noise_value_2 = ofNoise(x * noise_param, (y + span) * noise_param, z * noise_param + ofGetFrameNum() * 0.05);
				auto noise_value_3 = ofNoise((x + span) * noise_param, y * noise_param, z * noise_param + ofGetFrameNum() * 0.05);
				auto noise_value_4 = ofNoise(x * noise_param, (y - span) * noise_param, z * noise_param + ofGetFrameNum() * 0.05);


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

				vertices.push_back(glm::vec3(x - span * 0.5, y - span * 0.5, z));
				vertices.push_back(glm::vec3(x - span * 0.5, y + span * 0.5, z));
				vertices.push_back(glm::vec3(x + span * 0.5, y + span * 0.5, z));
				vertices.push_back(glm::vec3(x + span * 0.5, y - span * 0.5, z));

				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);

				if (noise_value_1 < threshold || x == -200) {

					this->line.addVertex(vertices[0]); this->line.addVertex(vertices[1]);
					this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				}

				if (noise_value_2 < threshold || y == 200) {

					this->line.addVertex(vertices[1]); this->line.addVertex(vertices[2]);
					this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				}

				if (noise_value_3 < threshold || x == 200) {

					this->line.addVertex(vertices[2]); this->line.addVertex(vertices[3]);
					this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				}

				if (noise_value_4 < threshold || y == -200){

					this->line.addVertex(vertices[0]); this->line.addVertex(vertices[3]);
					this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				}
			}
		}
	}
}

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

	this->cam.begin();

	ofSetColor(0);
	this->face.draw();

	ofSetColor(255, 0, 255);
	this->line.draw();

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofEnableDepthTest();

ofSetLineWidth(3);

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

}

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

void ofApp::update() {

this->face.clear();

this->line.clear();

float span = 10;

float threshold = 0.6;

float noise_param = 0.01;

for (float x = -200; x <= 200; x += span) {

for (float y = -200; y <= 200; y += span) {

for (float z = -200; z <= 0; z += span) {

auto noise_value = ofNoise(x * noise_param, y * noise_param, z * noise_param + ofGetFrameNum() * 0.05);

if (noise_value < threshold) { continue; }

auto noise_value_1 = ofNoise((x - span) * noise_param, y * noise_param, z * noise_param + ofGetFrameNum() * 0.05);

auto noise_value_2 = ofNoise(x * noise_param, (y + span) * noise_param, z * noise_param + ofGetFrameNum() * 0.05);

auto noise_value_3 = ofNoise((x + span) * noise_param, y * noise_param, z * noise_param + ofGetFrameNum() * 0.05);

auto noise_value_4 = ofNoise(x * noise_param, (y - span) * noise_param, z * noise_param + ofGetFrameNum() * 0.05);

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(x - span * 0.5, y - span * 0.5, z));

vertices.push_back(glm::vec3(x - span * 0.5, y + span * 0.5, z));

vertices.push_back(glm::vec3(x + span * 0.5, y + span * 0.5, z));

vertices.push_back(glm::vec3(x + span * 0.5, y - span * 0.5, z));

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);

if (noise_value_1 < threshold || x == -200) {

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

this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);

}

if (noise_value_2 < threshold || y == 200) {

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

this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);

}

if (noise_value_3 < threshold || x == 200) {

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

this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);

}

if (noise_value_4 < threshold || y == -200){

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

this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(0);

this->face.draw();

ofSetColor(255, 0, 255);

this->line.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220307

[ほしいものリスト]
Amazon

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2022年3月6日

ELDEN RING. Draw by openFrameworks

[ Video ]

[ About ]
ELDEN RING 最高～

[ 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;

	float font_size;
	ofTrueTypeFont font;
};

#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;

float font_size;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofSetColor(0);
	ofSetLineWidth(3);
	ofEnableDepthTest();

	this->font_size = 55;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(180);

	string word = "ELDENRING";
	int sample_count = 30;
	auto base_location = glm::vec3(0, 0, 0);

	for (int r = 0; r < 15; r++) {

		auto radius = 350 - r * 10;

		auto angle_x = ofMap(ofNoise(r * 0.015 - ofGetFrameNum() * 0.006), 0, 1, -PI * 1, PI * 1);
		auto angle_y = ofMap(ofNoise(r * 0.015 - ofGetFrameNum() * 0.006), 0, 1, -PI * 1, PI * 1);
		auto angle_z = ofMap(ofNoise(r * 0.015 - ofGetFrameNum() * 0.006), 0, 1, -PI * 1, PI * 1);

		auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
		auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
		auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

		for (int i = 0; i < 50; i++) {

			auto rotation = glm::rotate(glm::mat4(), (i * 7.2f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
			auto noise_location = glm::vec4(this->font_size * 0.5, base_location.y + this->font_size * -0.5, radius, 0) * rotation;
			noise_location = noise_location * rotation_z * rotation_y * rotation_x;

			int word_index = (int)ofMap(ofNoise(noise_location.x * 0.0001, noise_location.y * 0.0001 - ofGetFrameNum() * 0.005, noise_location.z * 0.0001), 0, 1, 0, word.size() * 2) % word.size();

			ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);
			vector<ofPolyline> outline = chara_path.getOutline();

			ofFill();
			ofSetColor(255);
			ofBeginShape();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				if (outline_index != 0) { ofNextContour(true); }

				auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
				for (auto& vertex : vertices) {

					auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 350);
					auto rotation = glm::rotate(glm::mat4(), (i * 7.2f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation;
					location += base_location;
					location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

					location = glm::normalize(location) * radius;

					ofVertex(location);
				}
			}
			ofEndShape();

			ofNoFill();
			ofBeginShape();
			ofSetColor(0);
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				if (outline_index != 0) { ofNextContour(true); }

				auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
				for (auto& vertex : vertices) {

					auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 350);
					auto rotation = glm::rotate(glm::mat4(), (i * 7.2f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation;
					location += base_location;
					location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

					location = glm::normalize(location) * radius;

					ofVertex(location);
				}
			}
			ofEndShape(true);
		}
	}

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(255);

ofSetColor(0);

ofSetLineWidth(3);

ofEnableDepthTest();

this->font_size = 55;

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

string word = "ELDENRING";

int sample_count = 30;

auto base_location = glm::vec3(0, 0, 0);

for (int r = 0; r < 15; r++) {

auto radius = 350 - r * 10;

auto angle_x = ofMap(ofNoise(r * 0.015 - ofGetFrameNum() * 0.006), 0, 1, -PI * 1, PI * 1);

auto angle_y = ofMap(ofNoise(r * 0.015 - ofGetFrameNum() * 0.006), 0, 1, -PI * 1, PI * 1);

auto angle_z = ofMap(ofNoise(r * 0.015 - ofGetFrameNum() * 0.006), 0, 1, -PI * 1, PI * 1);

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

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

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

for (int i = 0; i < 50; i++) {

auto rotation = glm::rotate(glm::mat4(), (i * 7.2f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

auto noise_location = glm::vec4(this->font_size * 0.5, base_location.y + this->font_size * -0.5, radius, 0) * rotation;

noise_location = noise_location * rotation_z * rotation_y * rotation_x;

int word_index = (int)ofMap(ofNoise(noise_location.x * 0.0001, noise_location.y * 0.0001 - ofGetFrameNum() * 0.005, noise_location.z * 0.0001), 0, 1, 0, word.size() * 2) % word.size();

ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

ofFill();

ofSetColor(255);

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 350);

auto rotation = glm::rotate(glm::mat4(), (i * 7.2f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation;

location += base_location;

location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

location = glm::normalize(location) * radius;

ofVertex(location);

}

ofEndShape();

ofNoFill();

ofBeginShape();

ofSetColor(0);

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 350);

auto rotation = glm::rotate(glm::mat4(), (i * 7.2f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation;

location += base_location;

location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

location = glm::normalize(location) * radius;

ofVertex(location);

}

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220306

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