Example #1
0
static bool load_sif(const char *fname)
{
SIFLoader sif;
uint8_t *sheetdata, *spritesdata;
int sheetdatalength, spritesdatalength;

	if (sif.LoadHeader(fname))
		return 1;
	
	if (!(sheetdata = sif.FindSection(SIF_SECTION_SHEETS, &sheetdatalength)))
	{
		NX_ERR("load_sif: file '%s' missing SIF_SECTION_SHEETS\n", fname);
		return 1;
	}
	
	if (!(spritesdata = sif.FindSection(SIF_SECTION_SPRITES, &spritesdatalength)))
	{
		NX_ERR("load_sif: file '%s' missing SIF_SECTION_SPRITES\n", fname);
		return 1;
	}
	
	// decode sheets
	sheetfiles.MakeEmpty();
	if (SIFStringArraySect::Decode(sheetdata, sheetdatalength, &sheetfiles))
		return 1;
	
	// decode sprites
	if (SIFSpritesSect::Decode(spritesdata, spritesdatalength, \
						&sprites[0], &num_sprites, MAX_SPRITES))
	{
		NX_ERR("load_sif: SIFSpritesSect decoder failed\n");
		return 1;
	}
	
	sif.CloseFile();
	
	create_slope_boxes();
	offset_by_draw_points();

   // for sprites which only have 1 dir (no separate frames for left & right),
   // create a 2nd identical dir as the rest of the engine doesn't bother
   // with this complication.
  
	for(int s=0;s<num_sprites;s++)
	{
		if (sprites[s].ndirs == 1)
		{
			sprites[s].ndirs = 2;
			for(int f=0;f<sprites[s].nframes;f++)
				sprites[s].frame[f].dir[1] = sprites[s].frame[f].dir[0];
		}
	}
	
	return 0;
}
Example #2
0
static bool load_sif(const char *fname)
{
SIFLoader sif;
uint8_t *sheetdata, *spritesdata;
int sheetdatalength, spritesdatalength;

	if (sif.LoadHeader(fname))
		return 1;
	
	if (!(sheetdata = sif.FindSection(SIF_SECTION_SHEETS, &sheetdatalength)))
	{
		staterr("load_sif: file '%s' missing SIF_SECTION_SHEETS", fname);
		return 1;
	}
	
	if (!(spritesdata = sif.FindSection(SIF_SECTION_SPRITES, &spritesdatalength)))
	{
		staterr("load_sif: file '%s' missing SIF_SECTION_SPRITES", fname);
		return 1;
	}
	
	// decode sheets
	sheetfiles.MakeEmpty();
	if (SIFStringArraySect::Decode(sheetdata, sheetdatalength, &sheetfiles))
		return 1;
	
	// decode sprites
	if (SIFSpritesSect::Decode(spritesdata, spritesdatalength, \
						&sprites[0], &num_sprites, MAX_SPRITES))
	{
		staterr("load_sif: SIFSpritesSect decoder failed");
		return 1;
	}
	
	sif.CloseFile();
	
	create_slope_boxes();
	offset_by_draw_points();
	expand_single_dir_sprites();
	
	return 0;
}
Example #3
0
void Sprites::Close()
{
	FlushSheets();
	sheetfiles.MakeEmpty();
}