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generate the highpalookup maps offline (only with a few incomplete pals right now). New DEF token: highpalookup [pal] [filename] New cvar: r_pr_highpalookups git-svn-id: https://svn.eduke32.com/eduke32@1748 1a8010ca-5511-0410-912e-c29ae57300e0
81 lines
No EOL
2.3 KiB
Python
81 lines
No EOL
2.3 KiB
Python
def makehighpalookuppixel(pal, rgb):
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hsv = list(colorsys.rgb_to_hsv(*rgb))
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if pal == 0:
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# no-op, pass through
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return rgb
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# frozen, blue light
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elif pal == 1:
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# make everything blueish
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hsv[0] = 0.66
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return list(colorsys.hsv_to_rgb(*hsv))
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# nightvision
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elif pal == 6:
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# make everything green and reverse brightness
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hsv[0] = 0.33
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hsv[2] = 1.0 - hsv[2]
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#hsv[1] = 0.5
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return list(colorsys.hsv_to_rgb(*hsv))
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# pal 20
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elif pal == 20:
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# blue to gray by removing all saturation
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if (hsv[0] > 0.6 and hsv[0] < 0.7):
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hsv[1] = 0
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# orange and brown to blue
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if (hsv[0] > 0.04 and hsv[0] < 0.13):
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hsv[0] = 0.66
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# purple and reddish to blue
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if (hsv[0] > 0.7 and hsv[0] < 0.9):
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hsv[0] = 0.66
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# green to blue
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if (hsv[0] > 0.30 and hsv[0] < 0.36):
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hsv[0] = 0.66
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return list(colorsys.hsv_to_rgb(*hsv))
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else:
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print "unknown pal!"
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sys.exit()
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import colorsys
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import sys
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import struct
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if (len(sys.argv) != 3):
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print "Usage: python highpalookupmaker.py palnum outfile"
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sys.exit()
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# bit depth per dimension
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xbits = 7
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ybits = 7
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zbits = 7
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xdim = 1 << xbits
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ydim = 1 << ybits
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zdim = 1 << zbits
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palnum = int(sys.argv[1])
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pixels = []
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pixelcount = xdim * ydim * zdim
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curpix = 0.0
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fo = open(sys.argv[2], "w")
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# throw in a TGA header in there, this way they'll be able to directly edit it if they feel like it
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fo.write(struct.pack("=BBBHHBHHHHBB", 0, 0, 2, 0, 0, 0, 0, 0, 16384, 128, 32, 0))
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print "Creating highpalookup map %s for palette %d with depth %d:%d:%d..." % (sys.argv[2], palnum, xbits, ybits, zbits)
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for k in range(zdim):
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for j in range(ydim):
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for i in range(xdim):
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rgb = [float(i) / (xdim - 1), float(j) / (ydim - 1), float(k) / (zdim - 1)]
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rgb = makehighpalookuppixel(palnum, rgb)
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# save as BGRA as that's what TGA uses
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pixels.append(struct.pack('BBBB', int(rgb[2] * 255), int(rgb[1] * 255), int(rgb[0] * 255), 255))
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curpix += 1
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if (curpix % 128 == 0):
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print "\r%f%% done." % (curpix * 100 / pixelcount),
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fo.writelines(pixels)
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fo.close()
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print "\n" |