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animations

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This commit is contained in:
Benjamin Collins 2020-08-21 23:28:48 +09:00
parent 1d3e6372e5
commit c3b83de9cb
2 changed files with 98 additions and 5 deletions
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15
NinjaModel.py
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@ -439,7 +439,7 @@ class NinjaModel:
user_function_interpolation = p[3] & 0x80
anim = NinjaMotion()
anim.setName("anim_%03d" % len(self.anim_list))
anim.setName(len(self.anim_list))
anim.setFrames(frame_count)
anim.setSkeleton(self.bones)
self.anim_list.append(anim)
@ -602,6 +602,19 @@ class NinjaModel:
for bone in self.bones:
bone.createDmfEntry(f)
#Write Animations
pos = f.tell()
count = len(self.anim_list)
f.seek(0x68, 0)
f.write(struct.pack('II', pos, count))
f.seek(0, 2)
for anim in self.anim_list:
anim.generateDmfEntry(f)
for anim in self.anim_list:
anim.writeDmfAnimation(f)
f.close()
return None

88
NinjaMotion.py
View File

@ -30,15 +30,18 @@ from Mat4 import Mat4
class NinjaMotion:
def __init__(self):
self.index = -1
self.name = "";
self.skeleton = []
self.frames = 0
self.fps = 30
self.keyFrames = []
self.count = 0
return None
def setName(self, name):
self.name = name
def setName(self, index):
self.index = index
self.name = "anim_%03d" % index
return None
def setSkeleton(self, bones):
@ -102,15 +105,92 @@ class NinjaMotion:
keyFrames[lastIndex]['rot'] = bone.getRotation()
for keyFrame in keyFrames:
self.count += 1
if 'rot' not in keyFrame.keys():
continue
mat4 = Mat4()
mat4.rotate(keyFrame['rot'])
keyFrame['quat'] = mat4.toQuat()
print(keyFrame['quat'])
return None
def generateDmfEntry(self, file):
name = self.name
while len(name) < 0x20:
name += '\0'
bytes = name.encode()
file.write(bytes)
bytes = struct.pack('hh', self.index, self.fps)
file.write(bytes)
self.pos = file.tell()
file.write(struct.pack('I', 0))
file.write(struct.pack('I', self.count))
duration = (self.frames - 1) / self.fps
file.write(struct.pack('f', duration))
return None
def writeDmfAnimation(self, file):
offset = file.tell()
file.seek(self.pos, 0)
file.write(struct.pack('I', offset))
file.seek(0, 2)
for i in range(len(self.keyFrames)):
keyFrames = self.keyFrames[i]
for keyFrame in keyFrames:
skipFlags = 0
if 'pos' in keyFrame.keys():
skipFlags |= 0x01
if 'rot' in keyFrame.keys():
skipFlags |= 0x02
if 'scl' in keyFrame.keys():
skipFlags |= 0x04
file.write(struct.pack('hh', i, skipFlags))
file.write(struct.pack('f', keyFrame['frame'] / self.fps))
if 'pos' in keyFrame.keys():
file.write(struct.pack('f', keyFrame['pos'][0]))
file.write(struct.pack('f', keyFrame['pos'][1]))
file.write(struct.pack('f', keyFrame['pos'][2]))
else:
file.write(struct.pack('f', 0))
file.write(struct.pack('f', 0))
file.write(struct.pack('f', 0))
if 'quat' in keyFrame.keys():
file.write(struct.pack('f', keyFrame['quat'][0]))
file.write(struct.pack('f', keyFrame['quat'][1]))
file.write(struct.pack('f', keyFrame['quat'][2]))
file.write(struct.pack('f', keyFrame['quat'][3]))
else:
file.write(struct.pack('f', 0))
file.write(struct.pack('f', 0))
file.write(struct.pack('f', 0))
file.write(struct.pack('f', 1))
if 'scl' in keyFrame.keys():
file.write(struct.pack('f', keyFrame['scl'][0]))
file.write(struct.pack('f', keyFrame['scl'][1]))
file.write(struct.pack('f', keyFrame['scl'][2]))
else:
file.write(struct.pack('f', 1))
file.write(struct.pack('f', 1))
file.write(struct.pack('f', 1))
print(keyFrame)
return None