import struct

class Node:
	pass

BaseNode = Node()
BaseNode.mtx = [1.0,0.0,0.0,0.0,0.0,1.0,0.0,0.0,0.0,0.0,1.0,0.0]
BaseNode.brres_key = '3D00'
BaseNode.model_name = 'GoldwoodBase'
BaseNode.lm_type = 0

TreeNode = Node()
TreeNode.mtx = [1.0,0.0,0.0,60.0,0.0,1.0,0.0,0.0,0.0,0.0,1.0,0.0]
TreeNode.brres_key = '3D00'
TreeNode.model_name = 'RedTree'
TreeNode.lm_type = 1



nodes = {}
nodes['Base'] = BaseNode
nodes['Tr00'] = TreeNode

header = struct.pack('>4sI', b'MScn', len(nodes))
entrydata = b''
stringtable = b''
currentoffset = 8 + (0x40 * len(nodes))

for key,node in nodes.items():
	#nodekey, brreskey, lmtype, nameoffset, matrix

	entrydata += struct.pack('>4s4sII', key.encode('Shift-JIS'), node.brres_key.encode('Shift-JIS'), node.lm_type, currentoffset)
	for f in node.mtx:
		entrydata += struct.pack('>f', f)

	stringtable += node.model_name.encode('Shift-JIS')
	stringtable += b'\0'
	currentoffset += len(node.model_name) + 1


open('scenedata.bin', 'wb').write(header + entrydata + stringtable)