mirror of
https://github.com/pmret/papermario.git
synced 2024-11-08 20:12:30 +01:00
8837fbdf65
* WIP work on sprites (sprite_stuff.py) * cleanup of various stuff * separate compiler installation into separate script * wipz * more * renames, bugfixes * more * very grood * cleanin * goods and services * oopth * oopth2 * Parse palette data from xml * more work * more wipperz * more * it working * git subrepo pull --force tools/splat subrepo: subdir: "tools/splat" merged: "e72a868f9f" upstream: origin: "https://github.com/ethteck/splat.git" branch: "master" commit: "e72a868f9f" git-subrepo: version: "0.4.5" origin: "https://github.com/ingydotnet/git-subrepo" commit: "aa416e4" * fix symbol_addrs for new splat * upd8s * Use generated header, other versions, fixes * fixes & formatting * wip fusing npc + player extraction & cleanup * remove npc_files * buildin * fix some bugs * Cleanup, yay0s separately * cleen * cleanup * Respect stack during build * jp spritz * dun * fix c files --------- Co-authored-by: pixel-stuck <mathmcclintic@gmail.com>
269 lines
9.7 KiB
Python
Executable File
269 lines
9.7 KiB
Python
Executable File
#!/usr/bin/env python3
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from sys import argv, stderr
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from math import floor, ceil
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from glob import glob
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import png # type: ignore
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def unpack_color(s):
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r = (s >> 11) & 0x1F
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g = (s >> 6) & 0x1F
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b = (s >> 1) & 0x1F
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a = (s & 1) * 0xFF
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r = ceil(0xFF * (r / 31))
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g = ceil(0xFF * (g / 31))
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b = ceil(0xFF * (b / 31))
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return r, g, b, a
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def pack_color(r, g, b, a):
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r = r >> 3
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g = g >> 3
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b = b >> 3
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a = a >> 7
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return (r << 11) | (g << 6) | (b << 1) | a
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def rgb_to_intensity(r, g, b):
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return round(r * 0.2126 + g * 0.7152 + 0.0722 * b)
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def iter_in_groups(iterable, n, fillvalue=None):
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from itertools import zip_longest
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args = [iter(iterable)] * n
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return zip_longest(*args, fillvalue=fillvalue)
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def reversed_if(iterator, cond):
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if cond:
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return reversed(list(iterator))
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else:
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return iterator
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class Converter:
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def __init__(self, mode, infile, outfile, *argv):
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self.mode = mode
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self.infile = infile
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self.outfile = outfile
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self.flip_x = "--flip-x" in argv
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self.flip_y = "--flip-y" in argv
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assert self.flip_x == False, "flip_x is not supported"
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self.warned = False
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def warn(self, msg):
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if not self.warned:
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self.warned = True
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print(self.infile + ": warning: " + msg, file=stderr)
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def convert(self):
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img = png.Reader(self.infile)
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if self.mode == "rgba32":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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f.write(row)
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elif self.mode == "rgba16":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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for rgba in iter_in_groups(row, 4):
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if rgba[3] not in (0, 0xFF):
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self.warn("alpha mask mode but translucent pixels used")
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color = pack_color(*rgba)
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f.write(color.to_bytes(2, byteorder="big"))
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elif self.mode == "ci8":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.read()[2], self.flip_y):
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f.write(row)
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elif self.mode == "ci4":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.read()[2], self.flip_y):
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for a, b in iter_in_groups(row, 2):
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byte = (a << 4) | b
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byte = byte & 0xFF
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f.write(byte.to_bytes(1, byteorder="big"))
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elif self.mode == "palette":
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img.preamble(True)
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palette = img.palette(alpha="force")
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with open(self.outfile, "wb") as f:
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for rgba in palette:
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if rgba[3] not in (0, 0xFF):
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self.warn("alpha mask mode but translucent pixels used")
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color = pack_color(*rgba)
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f.write(color.to_bytes(2, byteorder="big"))
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elif self.mode == "ia4":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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for c1, c2 in iter_in_groups(iter_in_groups(row, 4), 2):
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i1 = rgb_to_intensity(*c1[:3])
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a1 = c1[3]
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i2 = rgb_to_intensity(*c2[:3])
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a2 = c2[3]
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i1 = i1 >> 5
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i2 = i2 >> 5
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if a1 not in (0, 0xFF) or a2 not in (0, 0xFF):
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self.warn("alpha mask mode but translucent pixels used")
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if c1[0] != c1[1] != c1[2]:
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self.warn("grayscale mode but image is not")
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if c2[0] != c2[1] != c2[2]:
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self.warn("grayscale mode but image is not")
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a1 = 1 if a1 > 128 else 0
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a2 = 1 if a2 > 128 else 0
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h = (i1 << 1) | a1
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l = (i2 << 1) | a2
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byte = (h << 4) | l
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f.write(byte.to_bytes(1, byteorder="big"))
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elif self.mode == "ia8":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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for rgba in iter_in_groups(row, 4):
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i = rgb_to_intensity(*rgba[:3])
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a = rgba[3]
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i = floor(15 * (i / 0xFF))
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a = floor(15 * (a / 0xFF))
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if rgba[0] != rgba[1] != rgba[2]:
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self.warn("grayscale mode but image is not")
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byte = (i << 4) | a
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f.write(byte.to_bytes(1, byteorder="big"))
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elif self.mode == "ia16":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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for rgba in iter_in_groups(row, 4):
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i = rgb_to_intensity(*rgba[:3])
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a = rgba[3]
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if rgba[0] != rgba[1] != rgba[2]:
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self.warn("grayscale mode but image is not")
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f.write(bytes((i, a)))
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elif self.mode == "i4":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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for c1, c2 in iter_in_groups(iter_in_groups(row, 4), 2):
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if c1[3] != 0xFF or c2[3] != 0xFF:
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self.warn("discarding alpha channel")
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i1 = rgb_to_intensity(*c1[:3])
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i2 = rgb_to_intensity(*c2[:3])
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i1 = floor(15 * (i1 / 0xFF))
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i2 = floor(15 * (i2 / 0xFF))
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if c1[0] != c1[1] != c1[2]:
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self.warn("grayscale mode but image is not")
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if c2[0] != c2[1] != c2[2]:
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self.warn("grayscale mode but image is not")
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byte = (i1 << 4) | i2
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f.write(byte.to_bytes(1, byteorder="big"))
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elif self.mode == "i8":
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with open(self.outfile, "wb") as f:
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for row in reversed_if(img.asRGBA()[2], self.flip_y):
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for rgba in iter_in_groups(row, 4):
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if rgba[3] != 0xFF or rgba[3] != 0xFF:
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self.warn("discarding alpha channel")
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if rgba[0] != rgba[1] != rgba[2]:
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self.warn("grayscale mode but image is not")
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i = rgb_to_intensity(*rgba[:3])
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f.write(i.to_bytes(1, byteorder="big"))
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elif self.mode == "party":
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data = img.read()[2]
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img.preamble(True)
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palette = img.palette(alpha="force")
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with open(self.outfile, "wb") as f:
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# palette
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for rgba in palette:
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if rgba[3] not in (0, 0xFF):
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self.warn("alpha mask mode but translucent pixels used")
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color = pack_color(*rgba)
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f.write(color.to_bytes(2, byteorder="big"))
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assert f.tell() == 0x200, "palette has wrong size"
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# ci 8
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for row in reversed_if(data, self.flip_y):
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f.write(row)
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f.write(b"\0\0\0\0\0\0\0\0\0\0") # padding
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elif self.mode == "bg":
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width, height, data, info = img.read()
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img.preamble(True)
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palettes = [img.palette(alpha="force")]
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for palettepath in glob(self.infile.split(".")[0] + ".*.png"):
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pal = png.Reader(palettepath)
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pal.preamble(True)
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palettes.append(pal.palette(alpha="force"))
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with open(self.outfile, "wb") as f:
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baseaddr = 0x80200000 # gBackgroundImage
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headers_len = 0x10 * len(palettes)
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palettes_len = 0x200 * len(palettes)
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# header (struct BackgroundHeader)
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for i, palette in enumerate(palettes):
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f.write(
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(baseaddr + palettes_len + headers_len).to_bytes(
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4, byteorder="big"
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)
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) # raster offset
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f.write(
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(baseaddr + headers_len + 0x200 * i).to_bytes(
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4, byteorder="big"
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)
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) # palette offset
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f.write((12).to_bytes(2, byteorder="big")) # startX
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f.write((20).to_bytes(2, byteorder="big")) # startY
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f.write((width).to_bytes(2, byteorder="big")) # width
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f.write((height).to_bytes(2, byteorder="big")) # height
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assert f.tell() == headers_len
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for palette in palettes:
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# palette
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for rgba in palette:
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if rgba[3] not in (0, 0xFF):
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self.warn("alpha mask mode but translucent pixels used")
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color = pack_color(*rgba)
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f.write(color.to_bytes(2, byteorder="big"))
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assert f.tell() == palettes_len + headers_len
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# ci 8
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for row in reversed_if(data, self.flip_y):
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f.write(row)
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else:
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print("unsupported mode", file=stderr)
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exit(1)
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if __name__ == "__main__":
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if len(argv) < 4:
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print("usage: build.py MODE INFILE OUTFILE [--flip-x] [--flip-y]")
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exit(1)
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Converter(*argv[1:]).convert()
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