Cool_Tools/io_scene_psk_psa
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Fixed duplicate code issue

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Colin Basnett 2024-03-25 23:52:36 -07:00
parent a5bef57c8d
commit d107a56007
2 changed files with 1 additions and 47 deletions
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2
README.md
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@ -5,7 +5,7 @@
This Blender addon allows you to import and export meshes and animations to and from the [PSK and PSA file formats](https://wiki.beyondunreal.com/PSK_%26_PSA_file_formats) used in many versions of the Unreal Engine.
## Compatibility
# Compatibility
| Blender Version | Addon Version | Long Term Support |
|------------------------------------------------------------|--------------------------------------------------------------------------------|-------------------|

46
io_scene_psk_psa/psa/importer.py
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@ -125,52 +125,6 @@ def _resample_sequence_data_matrix(sequence_data_matrix: np.ndarray, frame_step:
return resampled_sequence_data_matrix
def _resample_sequence_data_matrix(sequence_data_matrix: np.ndarray, time_step: float = 1.0) -> np.ndarray:
'''
Resamples the sequence data matrix to the target frame count.
@param sequence_data_matrix: FxBx7 matrix where F is the number of frames, B is the number of bones, and X is the
number of data elements per bone.
@param target_frame_count: The number of frames to resample to.
@return: The resampled sequence data matrix, or sequence_data_matrix if no resampling is necessary.
'''
def get_sample_times(source_frame_count: int, time_step: float) -> typing.Iterable[float]:
# TODO: for correctness, we should also emit the target frame time as well (because the last frame can be a
# fractional frame).
time = 0.0
while time < source_frame_count - 1:
yield time
time += time_step
yield source_frame_count - 1
if time_step == 1.0:
# No resampling is necessary.
return sequence_data_matrix
source_frame_count, bone_count = sequence_data_matrix.shape[:2]
sample_times = list(get_sample_times(source_frame_count, time_step))
target_frame_count = len(sample_times)
resampled_sequence_data_matrix = np.zeros((target_frame_count, bone_count, 7), dtype=float)
for sample_index, sample_time in enumerate(sample_times):
frame_index = int(sample_time)
if sample_time % 1.0 == 0.0:
# Sample time has no fractional part, so just copy the frame.
resampled_sequence_data_matrix[sample_index, :, :] = sequence_data_matrix[frame_index, :, :]
else:
# Sample time has a fractional part, so interpolate between two frames.
next_frame_index = frame_index + 1
for bone_index in range(bone_count):
source_frame_1_data = sequence_data_matrix[frame_index, bone_index, :]
source_frame_2_data = sequence_data_matrix[next_frame_index, bone_index, :]
factor = sample_time - frame_index
q = Quaternion((source_frame_1_data[:4])).slerp(Quaternion((source_frame_2_data[:4])), factor)
q.normalize()
l = Vector(source_frame_1_data[4:]).lerp(Vector(source_frame_2_data[4:]), factor)
resampled_sequence_data_matrix[sample_index, bone_index, :] = q.w, q.x, q.y, q.z, l.x, l.y, l.z
return resampled_sequence_data_matrix
def import_psa(context: Context, psa_reader: PsaReader, armature_object: Object, options: PsaImportOptions) -> PsaImportResult:
result = PsaImportResult()
sequences = [psa_reader.sequences[x] for x in options.sequence_names]