Function Tiles_LoadICNFile

src/sprites.c:215–253

* Loads an ICN file. * NOTE : should be called "tiles" * * @param filename The name of the file to load. * @param screenID The index of a memory block where to store loaded sprites. */

 * @param screenID The index of a memory block where to store loaded sprites.
 */
static void Tiles_LoadICNFile(const char *filename)
{
	uint8  fileIndex;

	uint32 tilesDataLength;
	uint32 tableLength;
	uint32 paletteLength;
	int8   info[4];

	fileIndex = ChunkFile_Open(filename);

	/* Get the length of the chunks */
	tilesDataLength = ChunkFile_Seek(fileIndex, HTOBE32(CC_SSET));
	tableLength     = ChunkFile_Seek(fileIndex, HTOBE32(CC_RTBL));
	paletteLength   = ChunkFile_Seek(fileIndex, HTOBE32(CC_RPAL));

	/* Read the header information */
	ChunkFile_Read(fileIndex, HTOBE32(CC_SINF), info, 4);
	GFX_Init_TilesInfo(info[0], info[1]);

	/* Get the SpritePixels chunk */
	free(g_tilesPixels);
	g_tilesPixels = calloc(1, tilesDataLength);
	ChunkFile_Read(fileIndex, HTOBE32(CC_SSET), g_tilesPixels, tilesDataLength);
	tilesDataLength = Sprites_Decode(g_tilesPixels, g_tilesPixels);
	/*g_tilesPixels = realloc(g_tilesPixels, tilesDataLength);*/

	/* Get the Table chunk */
	free(g_iconRTBL);
	g_iconRTBL = calloc(1, tableLength);
	ChunkFile_Read(fileIndex, HTOBE32(CC_RTBL), g_iconRTBL, tableLength);

	/* Get the Palette chunk */
	free(g_iconRPAL);
	g_iconRPAL = calloc(1, paletteLength);
	ChunkFile_Read(fileIndex, HTOBE32(CC_RPAL), g_iconRPAL, paletteLength);

	ChunkFile_Close(fileIndex);
}

/**
 * Loads the sprites for tiles.