texture header

NinjaTexture.py

@@ -0,0 +1,113 @@
+"""
+
+ MIT License
+
+ Copyright (c) 2020 Benjamin Collins (kion @ dashgl.com)
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in all
+ copies or substantial portions of the Software.
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ SOFTWARE.
+
+"""
+
+import os
+import struct
+
+class NinjaTexture: # {
+
+	def __init__(self, filename): # {
+
+		# File Information
+		self.path = 'input/' + filename
+		self.file = open(self.path, 'rb')
+		self.length = os.path.getsize(self.path)
+
+		# Textures
+		self.tex_list = []
+		self.pal_list = []
+
+		return None
+
+	def parse(self):
+		print("Parsing the texture file")
+		bytes = self.file.read(4)
+
+		if bytes == 'PVMH':
+			self.readPvm()
+		elif bytes == 'PVRT':
+			bytes = self.file.read(4)
+			p = struct.unpack('I', bytes)
+			pvrt_len = p[0]
+			self.readPvr()
+		
+		return None
+
+	def readPvm(self):
+		
+		bytes = self.file.read(4)
+		p = struct.unpack('I', bytes)
+		pvmh_len = p[0]
+		save_pos = self.file.tell()
+		
+		bytes = self.file.read(4)
+		p = struct.unpack('HH', bytes)
+		flags = p[0]
+		tex_count = p[1]
+		
+		local_list = []
+		for i in range(tex_count):
+			bytes = self.file.read(2)
+			p = struct.unpack('H', bytes)
+			tex = { 'id' : p[0] }
+
+			if flags & 0x08:
+				bytes = self.file.read(0x1c)
+				tex['name'] = bytes.replace('\x00', '')
+			if flags & 0x04:
+				bytes = self.file.read(2)
+				p = struct.unpack('H', bytes)
+				tex['format'] = p[0]
+			if flags & 0x02:
+				bytes = self.file.read(2)
+				p = struct.unpack('H', bytes)
+				tex['size'] = p[0]
+			if flags & 0x01:
+				bytes = self.file.read(4)
+				p = struct.unpack('I', bytes)
+				tex['guid'] = p[0]
+
+			local_list.append(tex)
+		self.file.seek(pvmh_len + save_pos, 0)
+
+		for tex in local_list:
+			while self.file.tell() < self.length:
+				bytes = self.file.read(4)
+				if bytes != 'PVRT':
+					continue
+				break
+			bytes = self.file.read(4)
+			p = struct.unpack('I', bytes)
+			save_pos = self.file.tell()
+			pvrt_len = p[0]
+			print("Reading Texture: %d" % tex['id'])
+			self.readPvr(tex)
+			self.file.seek(pvrt_len + save_pos, 0)
+
+		return None
+
+	def readPvr(self, info):
+		print(info)
+		return None

__init__.py

@@ -24,7 +24,11 @@
 """
 
 from NinjaModel import NinjaModel
+from NinjaTexture import NinjaTexture
 
 model_file = 'OBJ/IKAL.NJ'
+texture_file = 'OBJ/IKAL.PVM'
 nj = NinjaModel(model_file)
-nj.parse()
+#nj.parse()
+tx = NinjaTexture(texture_file)
+tx.parse()