X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=scripts%2Fmaketex.py;h=520be8424b02f39740b663bd03fc83c736e05f54;hp=2e1069486585a252584993f0bc3217fcf8131fc3;hb=HEAD;hpb=7de9a53a36fd4cc2bb08739b25695d3054f0d22a diff --git a/scripts/maketex.py b/scripts/maketex.py index 2e106948..72ff49ac 100755 --- a/scripts/maketex.py +++ b/scripts/maketex.py @@ -1,4 +1,4 @@ -#!/usr/bin/python +#!/usr/bin/python3 def escape(str): result = "" @@ -8,42 +8,47 @@ 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, filter="LINEAR", anisotropy=0, wrap=None, srgb=False): +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" if srgb: fmt = "S"+fmt - result = "storage %s %d %d;\n"%(fmt, img.size[0], img.size[1]) - result += "filter %s;\n"%filter - if "MIPMAP" in filter: + result = "storage {} {} {};\n".format(fmt, img.size[0], img.size[1]) + if mipmap: result += "generate_mipmap true;\n" - if anisotropy: - result += "max_anisotropy %d;\n"%anisotropy - if wrap: - result += "wrap %s;\n"%wrap - result += "raw_data \"" - data = list(img.getdata()) - for y in range(img.size[1]): - i = (img.size[1]-1-y)*img.size[0] - if fmt=="LUMINANCE" or fmt=="SLUMINANCE": - result += escape("".join([chr(v) for v in data[i:i+img.size[0]]])) - else: - result += escape("".join(["".join([chr(v) for v in p]) for p in data[i:i+img.size[0]]])) - result += "\";\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 @@ -53,20 +58,14 @@ if __name__=="__main__": parser = argparse.ArgumentParser() parser.add_argument("-o", "--output", metavar="FILE", help="Output filename") - parser.add_argument("-f", "--filter", choices=["NEAREST", "LINEAR", "MIPMAP"], default="LINEAR", help="Filtering mode") - parser.add_argument("-a", "--anisotropy", metavar="NUMBER", help="Maximum anisotropy, 0 = disable") - parser.add_argument("-w", "--wrap", choices=["REPEAT", "CLAMP_TO_EDGE", "MIRRORED_REPEAT"], help="Wrapping mode") + 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() - filter = args.filter - if filter=="MIPMAP": - filter = "LINEAR_MIPMAP_LINEAR" - out_fn = args.output if not out_fn: out_fn = os.path.splitext(args.image)[0]+".tex2d" - out = file(out_fn, "w") - out.write(make_tex(args.image, filter, args.anisotropy, args.wrap, args.srgb)) + out = open(out_fn, "w") + out.write(make_tex(args.image, args.mipmap, args.srgb))