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#include <iostream>
#include <vector>
#include "SDL.h"
#include "Qualum.h"
#include "Rendering.h"
#include "Color.h"
SDL_Window* window;
float TIME_SCALE = 4.0f;
void quit()
{
SDL_DestroyWindow(window);
SDL_Quit();
}
void read_file(char* filename, int x, int y, int speedx, int speedy)
{
// Create the qualums from the given file
// Increasing their positions by (x,y) and their speeds by (speedx, speedy)
FILE* input_file = fopen(filename, "r"); // Skip first line
if (!input_file)
{
fprintf(stderr, "File not found: %s\n", filename);
exit(1);
}
char* buffer = (char*)malloc(4096);
fgets(buffer, 4096, input_file);
int xrel, yrel, speedxrel, speedyrel; // Read input file
char* color_str = (char*) malloc(4096);
char* include_filename = (char*) malloc(4096); // File name for includes
while (fgets(buffer, 4096, input_file))
{
int i;
for (i = 0; i < strlen(buffer); i++)
if (buffer[i] == '#')
break;
buffer[i] = 0;
if (sscanf(buffer, "%d %d %d %d %s", &xrel, &yrel, &speedxrel, &speedyrel, color_str) > 0)
{
if (color_str[0] == '!') // Include
{
int c;
for (c = 0; color_str[c+1]; c++) // Remove !
include_filename[c] = color_str[c+1];
include_filename[c] = 0;
read_file(include_filename, x + xrel, y + yrel, speedx + speedxrel, speedy + speedyrel);
}
else // Color
{
Color color = Colors::read_color(color_str);
Qualum::create_qualum(x + xrel, y + yrel, color, speedx + speedxrel, speedy + speedyrel);
}
}
}
}
int main(int argc, char** argv)
{
if (argc < 2)
{
fprintf(stderr, "Error: No input file provided.\n");
return 1;
}
Qualum::initialize();
window = SDL_CreateWindow("Qualums", SDL_WINDOWPOS_UNDEFINED,
SDL_WINDOWPOS_UNDEFINED, Rendering::WIDTH, Rendering::HEIGHT,
SDL_WINDOW_SHOWN);
SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
SDL_Event event;
bool will_quit = false;
read_file(argv[1], 0, 0, 0, 0);
int i = 0, last_printed = -1;
while (!will_quit)
{
i++;
if (Qualum::iterations != last_printed)
{
printf("%d\n", Qualum::iterations);
last_printed = Qualum::iterations;
}
SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
SDL_RenderClear(renderer);
Qualum::update_all(i % ((int)(300/TIME_SCALE)) == 0);
Qualum::render_all(renderer);
SDL_RenderPresent(renderer);
while (SDL_PollEvent(&event))
{
switch (event.type)
{
case SDL_QUIT:
will_quit = true;
break;
case SDL_KEYDOWN:
if (event.key.keysym.sym >= SDLK_0 && event.key.keysym.sym <= SDLK_9)
{
TIME_SCALE = (float)(event.key.keysym.sym - SDLK_0);
break;
}
switch (event.key.keysym.sym)
{
case SDLK_SPACE:
Qualum::update_all(true);
break;
case SDLK_ESCAPE:
will_quit = true;
break;
}
break;
}
}
}
return 0;
}
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