ikaruga/NinjaBone.py
Benjamin Collins bf94f20bac normals
2020-08-24 22:58:21 +09:00

137 lines
3.3 KiB
Python

"""
MIT License
Copyright (c) 2020 Benjamin Collins (kion @ dashgl.com)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
"""
import math
import struct
from Mat4 import Mat4
class NinjaBone: # {
def __init__(self):
self.name = "";
self.index = -1
self.parentIndex = -1
self.local = Mat4()
self.world = Mat4()
self.localRot = Mat4()
self.worldRot = Mat4()
self.parent = None
self.children = []
self.rotation = [ 0, 0, 0 ]
self.position = [ 0, 0, 0 ]
self.scale = [ 1, 1, 1]
return None
def getIndex(self):
return self.index
def getWorld(self):
return self.world.mtx
def getScale(self):
return self.scale
def getPosition(self):
return self.position
def getRotation(self):
return self.rotation
def getWorldRot(self):
return self.worldRot.mtx
def setName(self, num):
self.index = num
self.name = 'bone_%03d' % num
return None
def setParent(self, parent):
self.parent = parent
self.parentIndex = parent.getIndex()
self.world.multiply(parent.getWorld())
self.worldRot.multiply(parent.getWorldRot())
return None
def add(self, child):
self.children.append(child)
child.setParent(self)
return None
def setScale(self, vec3):
self.scale = vec3
self.local.scale(vec3)
self.world.scale(vec3)
return None
def setRotation(self, vec3):
rot = [
vec3[0],
vec3[1],
vec3[2]
]
self.rotation = rot
self.local.rotate(rot)
self.world.rotate(rot)
self.localRot.rotate(rot)
self.worldRot.rotate(rot)
return None
def setPosition(self, vec3):
self.position = vec3
self.local.translate(vec3)
self.world.translate(vec3)
return None
def apply(self, vec3):
return self.world.apply(vec3)
def applyNorm(self, vec3):
return self.worldRot.apply(vec3)
def createDmfEntry(self, file):
# 0x00 Name
name = self.name
while len(name) < 0x20:
name += '\0'
bytes = name.encode()
file.write(bytes)
# 0x20 Index
file.write(struct.pack('hh', self.index, self.parentIndex))
file.write(struct.pack('III', 0, 0, 0))
# 0x30 Local Matrix
m = self.local.mtx
file.write(struct.pack('ffff', m[0][0], m[0][1], m[0][2], m[0][3]))
file.write(struct.pack('ffff', m[1][0], m[1][1], m[1][2], m[1][3]))
file.write(struct.pack('ffff', m[2][0], m[2][1], m[2][2], m[2][3]))
file.write(struct.pack('ffff', m[3][0], m[3][1], m[3][2], m[3][3]))
return None