mirror of
https://github.com/pmret/papermario.git
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302 lines
9.7 KiB
Python
302 lines
9.7 KiB
Python
from segtypes.segment import N64Segment
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from pathlib import Path
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from util import Yay0decompress
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from util.iter import iter_in_groups
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from util.color import unpack_color
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import png
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import xml.etree.ElementTree as ET
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class Sprite:
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def __init__(self):
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self.max_components = 0
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self.num_variations = 0
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self.images = []
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self.palettes = []
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self.animations = []
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self.image_names = []
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self.palette_names = []
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self.animation_names = []
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@staticmethod
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def from_bytes(data):
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self = Sprite()
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image_offsets = Sprite.read_offset_list(data[int.from_bytes(data[0:4], byteorder="big"):])
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palette_offsets = Sprite.read_offset_list(data[int.from_bytes(data[4:8], byteorder="big"):])
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self.max_components = int.from_bytes(data[8:0xC], byteorder="big")
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self.num_variations = int.from_bytes(data[0xC:0x10], byteorder="big")
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animation_offsets = Sprite.read_offset_list(data[0x10:])
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for offset in palette_offsets:
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# 16 colors
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color_data = data[offset : offset + 16 * 2]
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self.palettes.append([unpack_color(c) for c in iter_in_groups(color_data, 2)])
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for offset in image_offsets:
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img = Image.from_bytes(data[offset:], data)
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self.images.append(img)
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for offset in animation_offsets:
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anim = []
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for comp_offset in Sprite.read_offset_list(data[offset:]):
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comp = Component.from_bytes(data[comp_offset:], data)
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anim.append(comp)
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self.animations.append(anim)
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return self
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@staticmethod
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def read_offset_list(data):
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l = []
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pos = 0
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while True:
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offset = int.from_bytes(data[pos:pos+4], byteorder="big", signed=True)
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if offset == -1:
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break
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l.append(offset)
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pos += 4
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return l
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def write_to_dir(self, path):
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SpriteSheet = ET.Element("SpriteSheet", {
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"a": str(self.max_components),
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"b": str(self.num_variations),
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})
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PaletteList = ET.SubElement(SpriteSheet, "PaletteList")
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RasterList = ET.SubElement(SpriteSheet, "RasterList")
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AnimationList = ET.SubElement(SpriteSheet, "AnimationList")
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palette_to_raster = {}
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for i, image in enumerate(self.images):
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name = self.image_names[i] if self.image_names else f"Raster_{i:02X}"
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image.write(path / (name + ".png"), self.palettes[image.palette_index])
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if image.palette_index not in palette_to_raster:
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palette_to_raster[image.palette_index] = []
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palette_to_raster[image.palette_index].append(image)
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ET.SubElement(RasterList, "Raster", {
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"id": f"{i:X}",
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"palette": f"{image.palette_index:X}",
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"src": name + ".png",
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})
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for i, palette in enumerate(self.palettes):
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name = self.palette_names[i] if self.palette_names else f"Palette_{i:02X}"
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if i in palette_to_raster:
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img = palette_to_raster[i][0]
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else:
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img = self.images[0]
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img.write(path / (name + ".png"), palette)
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ET.SubElement(PaletteList, "Palette", {
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"id": f"{i:X}",
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"src": name + ".png",
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})
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for i, components in enumerate(self.animations):
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Animation = ET.SubElement(AnimationList, "Animation", {
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"name": self.animation_names[i] if self.animation_names else f"Anim_{i:X}",
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})
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for j, comp in enumerate(components):
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Component = ET.SubElement(Animation, "Component", {
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"name": f"Comp_{j:X}",
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"xyz": ",".join(map(str, [comp.x, comp.y, comp.z])),
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})
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for cmd in comp.commands:
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ET.SubElement(Component, "Command", {"val": f"{cmd:X}"})
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xml = ET.ElementTree(SpriteSheet)
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# pretty print (Python 3.9+)
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if hasattr(ET, "indent"):
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ET.indent(xml, " ")
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xml.write(str(path / "SpriteSheet.xml"), encoding="unicode")
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@staticmethod
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def from_dir(path, read_images=True):
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self = Sprite()
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xml = ET.parse(str(path / "SpriteSheet.xml"))
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SpriteSheet = xml.getroot()
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true_max_components = 0
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self.max_components = int(SpriteSheet.get("a"))
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self.num_variations = int(SpriteSheet.get("b"))
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for Palette in SpriteSheet.findall("./PaletteList/Palette"):
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if read_images:
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img = png.Reader(str(path / Palette.get("src")))
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img.preamble(True)
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palette = img.palette(alpha="force")
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assert len(palette) == 16
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self.palettes.append(palette)
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self.palette_names.append(Palette.get("src").split(".png")[0])
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for Raster in SpriteSheet.findall("./RasterList/Raster"):
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if read_images:
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img_path = str(path / Raster.get("src"))
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width, height, raster, info = png.Reader(img_path).read_flat()
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image = Image()
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image.width = width
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image.height = height
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image.raster = raster
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image.palette_index = int(Raster.get("palette"), base=16)
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assert (image.width % 8) == 0, f"{img_path} width is not a multiple of 8"
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assert (image.height % 8) == 0, f"{img_path} height is not a multiple of 8"
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self.images.append(image)
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self.image_names.append(Raster.get("src").split(".png")[0])
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for i, Animation in enumerate(SpriteSheet.findall("./AnimationList/Animation")):
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components = []
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for ComponentEl in Animation.findall("Component"):
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comp = Component()
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x, y, z = ComponentEl.get("xyz", "0,0,0").split(",")
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comp.x = int(x)
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comp.y = int(y)
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comp.z = int(z)
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for Command in ComponentEl:
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comp.commands.append(int(Command.get("val"), base=16))
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components.append(comp)
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self.animation_names.append(Animation.get("name"))
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self.animations.append(components)
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if len(components) > true_max_components:
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true_max_components = len(components)
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assert self.max_components == true_max_components, f"{true_max_components} component(s) used, but SpriteSheet.a = {self.max_components}"
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return self
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class Image:
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@staticmethod
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def from_bytes(data, sprite_data):
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self = Image()
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raster_offset = int.from_bytes(data[0:4], byteorder="big")
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self.width = data[4] & 0xFF
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self.height = data[5] & 0xFF
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self.palette_index = data[6]
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assert data[7] == 0xFF
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self.set_raster_from_bytes(sprite_data[raster_offset:])
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return self
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# CI-4
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def set_raster_from_bytes(self, data):
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self.raster = bytearray()
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for i in range(self.width * self.height // 2):
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self.raster.append(data[i] >> 4)
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self.raster.append(data[i] & 0xF)
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def write(self, path, palette):
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w = png.Writer(self.width, self.height, palette=palette)
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with open(path, "wb") as f:
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w.write_array(f, self.raster)
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class Component:
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def __init__(self):
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self.x = 0
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self.y = 0
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self.z = 0
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self.commands = []
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@staticmethod
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def from_bytes(data, sprite_data):
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self = Component()
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commands_offset = int.from_bytes(data[0:4], byteorder="big")
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commands_size = int.from_bytes(data[4:6], byteorder="big") # size in bytes, not length!
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commands_data = sprite_data[commands_offset : commands_offset + commands_size]
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self.commands = [int.from_bytes(d[0:2], byteorder="big") for d in iter_in_groups(commands_data, 2)]
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self.x = int.from_bytes(data[6:8], byteorder="big")
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self.y = int.from_bytes(data[8:10], byteorder="big")
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self.z = int.from_bytes(data[10:12], byteorder="big")
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return self
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class N64SegPaperMarioNpcSprites(N64Segment):
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DEFAULT_SPRITE_NAMES = [f"{i:02X}" for i in range(0xEA)]
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def __init__(self, segment, next_segment, options):
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super().__init__(segment, next_segment, options)
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if type(segment) is dict and "files" in segment:
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self.files = segment["files"]
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else:
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self.files = DEFAULT_SPRITE_NAMES
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def split(self, rom_bytes, base_path):
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out_dir = self.create_split_dir(base_path, "sprite/" + self.name)
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data = rom_bytes[self.rom_start:self.rom_end]
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pos = 0
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for i, file in enumerate(self.files):
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if type(file) is dict:
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sprite_name = file["name"]
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else:
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sprite_name = file
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self.log(f"Splitting sprite {sprite_name}...")
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sprite_dir = self.create_split_dir(out_dir, sprite_name)
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start = int.from_bytes(data[i * 4 : (i + 1) * 4], byteorder="big")
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end = int.from_bytes(data[(i + 1) * 4 : (i + 2) * 4], byteorder="big")
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sprite_data = Yay0decompress.decompress_yay0(data[start:end])
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"""
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with open(sprite_dir / "raw.bin", "wb") as f:
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f.write(sprite_data)
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"""
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sprite = Sprite.from_bytes(sprite_data)
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if type(file) is dict:
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sprite.image_names = file.get("frames", [])
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sprite.palette_names = file.get("palettes", [])
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sprite.animation_names = file.get("animations", [])
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sprite.write_to_dir(sprite_dir)
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def get_ld_files(self):
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return [("sprite", self.name, ".data", self.rom_start)]
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@staticmethod
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def get_default_name(addr):
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return "npc"
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