main.c

#include <stdlib.h>
#include <signal.h>
#include "EPD_Test.h"
#include "EPD_7in5_V2.h"
#include <time.h>
#include <iostream>
#include <chrono>
#include "mandelbrot.hpp"

using namespace std;
using namespace chrono;
static constexpr unsigned long SecondsBetweenImages = 30 * 60;
void Handler(int signo) {
	printf("\r\nHandler:exit\r\n");
	DEV_Module_Exit();
	exit(0);
}
int main(void) {
	signal(SIGINT, Handler);
	if(DEV_Module_Init() != 0) {
		return -1;
	}
	printf("e-Paper Init...\r\n");
	EPD_7IN5_V2_Init();
	EPD_7IN5_V2_Clear();
	DEV_Delay_ms(500);
	UWORD ImageSize = ((EPD_7IN5_V2_WIDTH % 8 == 0) ? (EPD_7IN5_V2_WIDTH / 8) : (EPD_7IN5_V2_WIDTH / 8 + 1)) * EPD_7IN5_V2_HEIGHT;
	UBYTE * img = NULL;
	if((img = (UBYTE * ) malloc(ImageSize)) == NULL) {
		printf("Failed to apply for image memory...\r\n");
		return -1;
	}
	Paint_NewImage(img, EPD_7IN5_V2_WIDTH, EPD_7IN5_V2_HEIGHT, 0, WHITE);
	Paint_SelectImage(img);
	MandelbrotSet mandelbrot;
	mandelbrot.InitMandelbrotSet();
	mandelbrot.SetRender(img);
	bool isFirstImage = true;
	unsigned int numberOfZooms = 1;
	while(true) {
		steady_clock::time_point beforeRender = steady_clock::now();
		cout << "Starting render..." << endl;
		mandelbrot.Render(EPD_7IN5_V2_WIDTH, EPD_7IN5_V2_HEIGHT);
		cout << "Render complete!" << endl;
		steady_clock::time_point afterRender = steady_clock::now();
		if(!isFirstImage) {
			while(duration_cast < std::chrono::seconds > (afterRender - beforeRender).count() < static_cast < long > (SecondsBetweenImages)) {
				sleep(5);
				afterRender = steady_clock::now();
			}
		} else {
			isFirstImage = false;
		}
		cout << "Drawing image..." << endl;
		EPD_7IN5_V2_Init();
		EPD_7IN5_V2_Clear();
		DEV_Delay_ms(500);
		EPD_7IN5_V2_Display(img);
		EPD_7IN5_V2_Sleep();
		cout << "Draw completed!" << endl;
		if(numberOfZooms % 50 == 0) {
			mandelbrot.InitMandelbrotSet();
		}
		numberOfZooms++;
	}
	return 0;
}