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Add BlendFileBlock.refine_type_from_index

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avoid lookup
This commit is contained in:
Campbell Barton
2014-10-16 19:30:34 +02:00
parent a19abf9ca7
commit 1814c0b46c
1 changed files with 8 additions and 4 deletions
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12
packer/blendfile.py
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@@ -311,20 +311,24 @@ class BlendFileBlock:
self.count = 0 self.count = 0
self.file_offset = 0 self.file_offset = 0
def refine_type(self, dna_type_id): def refine_type_from_index(self, sdna_index_next):
assert(type(dna_type_id) is bytes) assert(type(sdna_index_next) is int)
sdna_index_curr = self.sdna_index sdna_index_curr = self.sdna_index
sdna_index_next = self.file.sdna_index_from_id[dna_type_id]
# never refine to a smaller type # never refine to a smaller type
if (self.file.structs[sdna_index_curr].size > if (self.file.structs[sdna_index_curr].size >
self.file.structs[sdna_index_next].size): self.file.structs[sdna_index_next].size):
raise RuntimeError("cant refine to smaller type (%s -> %s)" % raise RuntimeError("cant refine to smaller type (%s -> %s)" %
(dna_type_id, sdna_index_curr)) (self.file.structs[sdna_index_curr].dna_type_id.decode('ascii'),
self.file.structs[sdna_index_next].dna_type_id.decode('ascii')))
self.sdna_index = sdna_index_next self.sdna_index = sdna_index_next
def refine_type(self, dna_type_id):
assert(type(dna_type_id) is bytes)
self.refine_type_from_index(self.file.sdna_index_from_id[dna_type_id])
def get(self, path, def get(self, path,
use_nil=True, use_str=True): use_nil=True, use_str=True):
dna_struct = self.file.structs[self.sdna_index] dna_struct = self.file.structs[self.sdna_index]