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#include "TZR_light.h"
#include "TZR_globals.h"
#include "sdl_error.h"
#include <SDL2/SDL_render.h>
int
TZR_LightBegin(void)
{
if (!___tzr_config.light_system) {
fprintf(stderr, "light system disabled\n");
return -1;
}
if (SDL_SetRenderDrawBlendMode(___tzr_renderer, SDL_BLENDMODE_ADD) < 0)
return sdl_error(-1);
if (SDL_SetRenderTarget(___tzr_renderer, ___tzr_target_light) < 0)
return sdl_error(-1);
return 0;
}
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