X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=scripts%2Fmaketex.py;h=72ff49acb7a1173e536a72721bed4844bd7f5065;hb=dff7004fa078d55911664c0f513b5dc6c9449420;hp=8c7d5a199def423855c23e6d4f7cad0738ed8036;hpb=4acc43935d3b19bae688e89ed42119e326a26f2d;p=libs%2Fgl.git

diff --git a/scripts/maketex.py b/scripts/maketex.py
index 8c7d5a19..72ff49ac 100755
--- a/scripts/maketex.py
+++ b/scripts/maketex.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 
 def escape(str):
 	result = ""
@@ -8,39 +8,64 @@ def escape(str):
 		elif c=='\\':
 			result += '\\\\'
 		elif ord(c)<0x20:
-			result += "\\%03o"%ord(c)
+			result += "\\{:03o}".format(ord(c))
 		else:
 			result += c
-	return result;
+	return result
+
+def values(data, size):
+	for y in range(size[1]-1, -1, -1):
+		for x in range(size[0]):
+			yield data[x+y*size[0]]
+
+def values_multi(data, size):
+	for y in range(size[1]-1, -1, -1):
+		for x in range(size[0]):
+			for c in data[x+y*size[0]]:
+				yield c
 
-def make_tex(fn):
-	import Image
+def make_tex(fn, mipmap=False, srgb=False):
+	from PIL import Image
+	import base64
+	import codecs
 
 	img = Image.open(fn)
 
 	fmt = "".join(img.getbands())
 	if fmt=="LA":
-		fmt = "LUMINANCE_ALPHA"
+		fmt = "LUMINANCE8_ALPHA8"
 	elif fmt=="L":
-		fmt = "LUMINANCE"
+		fmt = "LUMINANCE8"
 
-	result = "storage %s %d %d;\n"%(fmt, img.size[0], img.size[1])
-	result += "min_filter LINEAR;\n"
-	result += "raw_data \""
-	data = list(img.getdata())
-	for y in range(img.size[1]):
-		i = (img.size[1]-1-y)*img.size[0]
-		result += escape("".join(["".join([chr(v) for v in p]) for p in data[i:i+img.size[0]]]))
-	result += "\";\n"
+	if srgb:
+		fmt = "S"+fmt
+
+	result = "storage {} {} {};\n".format(fmt, img.size[0], img.size[1])
+	if mipmap:
+		result += "generate_mipmap true;\n"
+
+	if len(img.getbands())==1:
+		pixels = values(img.getdata(), img.size)
+	else:
+		pixels = values_multi(img.getdata(), img.size)
+	result += "raw_data ={}=;\n".format(codecs.decode(base64.b64encode(bytes(pixels)), "ascii"))
 
 	return result
 
 if __name__=="__main__":
-	import sys
 	import os
+	import argparse
 
-	if len(sys.argv)<2:
-		print "Usage: %s <image>"%sys.argv[0]
-	else:
-		out = file(os.path.splitext(sys.argv[1])[0]+".tex", "w")
-		out.write(make_tex(sys.argv[1]))
+	parser = argparse.ArgumentParser()
+	parser.add_argument("-o", "--output", metavar="FILE", help="Output filename")
+	parser.add_argument("-m", "--mipmap", action="store_true", help="Enable mipmaps")
+	parser.add_argument("--srgb", action="store_const", const=True, help="Use sRGB color space")
+	parser.add_argument("image")
+
+	args = parser.parse_args()
+
+	out_fn = args.output
+	if not out_fn:
+		out_fn = os.path.splitext(args.image)[0]+".tex2d"
+	out = open(out_fn, "w")
+	out.write(make_tex(args.image, args.mipmap, args.srgb))