2024年9月26日 – プログラミング de 落描き

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鳥かご。

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#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);
	ofSetLineWidth(2);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

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

	float x_span = 1;
	auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

	for (int x_param = -1; x_param <= 1; x_param += 2) {

		int start_index = this->face.getNumVertices();
		for (float x = 50; x < 150; x += x_span) {

			float next_x = x + x_span;
			int index = this->face.getNumVertices();

			float angle_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + x) * 0.005), 0, 1, -360, 360);
			auto rotation_x = glm::rotate(glm::mat4(), angle_x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

			float angle_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + x) * 0.005), 0, 1, -360, 360);
			auto rotation_y = glm::rotate(glm::mat4(), angle_y * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

			float next_angle_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + x + 1) * 0.005), 0, 1, -360, 360);
			auto next_rotation_x = glm::rotate(glm::mat4(), next_angle_x * (float)DEG_TO_RAD, glm::vec3(1, 0, 0));

			float next_angle_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + x + 1) * 0.005), 0, 1, -360, 360);
			auto next_rotation_y = glm::rotate(glm::mat4(), next_angle_y * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec4(x * x_param, 5, 0, 0) * rotation_y * rotation_x);
			vertices.push_back(glm::vec4(next_x * x_param, 5, 0, 0) * next_rotation_y * next_rotation_x);
			vertices.push_back(glm::vec4(next_x * x_param, -5, 0, 0) * next_rotation_y * next_rotation_x);
			vertices.push_back(glm::vec4(x * x_param, -5, 0, 0) * rotation_y * rotation_x);

			this->face.addVertices(vertices);
			this->frame.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);

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

		this->frame.addIndex(start_index + 0); this->frame.addIndex(start_index + 3);
		this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 3);
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.77);

	for (int i = 0; i < 18; i++) {

		ofRotateX(20);

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

		ofSetColor(239, 0, 0);
		this->frame.drawWireframe();
	}

	this->cam.end();

	/*
	int start = 118 + 234;
	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(239);

ofSetLineWidth(2);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

float x_span = 1;

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

for (int x_param = -1; x_param <= 1; x_param += 2) {

int start_index = this->face.getNumVertices();

for (float x = 50; x < 150; x += x_span) {

float next_x = x + x_span;

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

float angle_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + x) * 0.005), 0, 1, -360, 360);

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

float angle_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + x) * 0.005), 0, 1, -360, 360);

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

float next_angle_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + x + 1) * 0.005), 0, 1, -360, 360);

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

float next_angle_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + x + 1) * 0.005), 0, 1, -360, 360);

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec4(x * x_param, 5, 0, 0) * rotation_y * rotation_x);

vertices.push_back(glm::vec4(next_x * x_param, 5, 0, 0) * next_rotation_y * next_rotation_x);

vertices.push_back(glm::vec4(next_x * x_param, -5, 0, 0) * next_rotation_y * next_rotation_x);

vertices.push_back(glm::vec4(x * x_param, -5, 0, 0) * rotation_y * rotation_x);

this->face.addVertices(vertices);

this->frame.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);

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

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

}

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

this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 3);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.77);

for (int i = 0; i < 18; i++) {

ofRotateX(20);

ofSetColor(39);

this->face.draw();

ofSetColor(239, 0, 0);

this->frame.drawWireframe();

}

this->cam.end();

int start = 118 + 234;

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/Insta20240926

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日: 2024年9月26日

Birdcage.