persona3/4_spr0.bms

get filenamebase FULLBASENAME
get chunkID long
get null long
idstring "SPR0"
endian little
get dataStartOffset long
get dataEndOffset long
get textureCount short
get keyFrameCount short
get textureOffsetArrayStart long
get keyFrameOffsetArrayStart long

// lets get the textures first
goto textureOffsetArrayStart
for j = 0 < textureCount
	get null long
	get OFFSETS_TEXTURE[j] long
next j

// now for the keyframes
goto keyFrameOffsetArrayStart
for i = 0 < keyFrameCount
	get null long
	get OFFSET_KEY[i] long
next i

// now to extract it
xmath trueFRAMECOUNT "keyFrameCount - 1"
for i = 0 < keyFrameCount
	string filename = filenamebase
	if i == trueFRAMECOUNT
		math j = 0
		math OFFSET = OFFSETS_TEXTURE[j]
		math SIZE = OFFSET_KEY[i]
		xmath TRUESIZE "OFFSET - SIZE"
		string filename += i
		string filename += ".keyframe"
		log filename SIZE TRUESIZE
		break
	endif
	math OFFSET = OFFSET_KEY[i]
    math i + 1
    math SIZE = OFFSET_KEY[i]
    math SIZE - OFFSET
	math i - 1
	string filename += i
	string filename += ".keyframe"
    log filename OFFSET SIZE
next i

// that was alot but now to get to the textures; basically the same thing as above
xmath trueTextureCount "textureCount - 1"
for j = 0 < textureCount
	string filename = filenamebase
	if j == trueTextureCount
		math OFFSET = OFFSETS_TEXTURE[j]
		get SIZE asize
		xmath TRUESIZE "SIZE - OFFSET"
		string filename += j
		string filename += ".tmx"
		log filename OFFSET TRUESIZE
		break
	endif
	math OFFSET = OFFSETS_TEXTURE[j]
    math j + 1
    math SIZE = OFFSETS_TEXTURE[j]
    math SIZE - OFFSET
	math j - 1
	string filename += j
	string filename += ".tmx"
    log filename OFFSET SIZE
next j