Function lm_FreeLightmap

bitmap/lightmap.cpp:100–114

Given a handle, frees the lightmap memory and flags this lightmap as unused

}
// Given a handle, frees the lightmap memory and flags this lightmap as unused
void lm_FreeLightmap(int handle) {
  if (GameLightmaps[handle].used < 1)
    return;
  GameLightmaps[handle].used--;
  if (GameLightmaps[handle].used == 0) {
    if (GameLightmaps[handle].data != NULL)
      mem_free(GameLightmaps[handle].data);
    Lightmap_mem_used -= (GameLightmaps[handle].width * GameLightmaps[handle].height * 2);

    GameLightmaps[handle].data = NULL;
    GameLightmaps[handle].cache_slot = -1;

    Free_lightmap_list[--Num_of_lightmaps] = handle;
  }
}
// returns a lightmaps width  else -1 if something is wrong
int lm_w(int handle) {
  int w;