sw1_sw2.py: generate SW2* textures from SW1* ones

tools/cleanroom/sw1_sw2.py

@@ -0,0 +1,64 @@
+#!/usr/bin/python
+
+from doom import Patch, Texture
+from copy import deepcopy
+import sys,re
+
+if len(sys.argv) != 2:
+	sys.stderr.write("usage: sw1_sw2.py <infile>\n")
+	sys.exit()
+
+infile = sys.argv[1]
+
+# TODO: a generalized form of this para should probably be moved into the
+# Texture class
+texture1 = file(infile, "r").read()
+textures = {}
+current = None
+for line in texture1.split("\n"):
+	if len(line) == 0 or line[0] == ";" or line[0] == "#":
+		continue
+	elif line[0] == "*" and current:
+		junk,name,y,x= line.split()
+		current.patches.append(Patch(name,int(x),int(y)))
+	else:
+		line = line.split()
+		current = Texture(line[0],line[1],line[2])
+		textures[line[0]] = current
+
+# a list of known switch textures
+switches = {
+	"SW1S0": "SW1S1",
+	"SW2_1": "SW2_2",
+	"SW2_3": "SW2_4",
+	"SW2_5": "SW2_6",
+	"SW2_7": "SW2_8",
+	"SW2S0": "SW2S1",
+	"SW3S0": "SW3S1",
+	"SW4S0": "SW4S1"
+}
+# include the opposites
+switches.update(dict([ (v,k) for k,v in switches.items() ]))
+
+for sw1 in [x for x in textures.values() if re.match("^SW1", x.name)]:
+	sw2n = sw1.name.replace("SW1","SW2")
+	if not textures.has_key(sw2n):
+		sys.stderr.write("error: %s not defined, skipping\n" % sw2n)
+		continue
+	sw2 = textures[sw2n]
+	if len(sw2.patches) != 0:
+		sys.stderr.write("error: %s has patches (%s)\n" % \
+			(sw2.name, map(lambda x: x.name,sw2.patches)))
+		continue
+
+	# now the magic happens
+	for patch in sw1.patches:
+		name = patch.name
+		if switches.has_key(patch.name):
+			name = switches[patch.name]
+		sw2.patches.append(Patch(name, patch.yoff,patch.xoff))
+	textures[sw2n] = sw2
+
+a = textures.values()
+a.sort(lambda a,b: cmp(a.name,b.name))
+sys.stdout.write(''.join(map(str,a)))