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add assert to BLI_buffer_at if a type is given different to 'elem_size'

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This commit is contained in:
Campbell Barton 2013-01-02 05:19:55 +00:00
parent 9190c493c1
commit 0d95dde79b
1 changed files with 7 additions and 6 deletions
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13
source/blender/blenlib/BLI_buffer.h
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@ -72,13 +72,14 @@ enum {
0, \
flag_}
#define BLI_buffer_at(buffer_, type_, index_) \
(((type_*)(buffer_)->data)[index_])
#define BLI_buffer_append(buffer_, type_, val_) { \
BLI_buffer_resize(buffer_, (buffer_)->count + 1); \
BLI_buffer_at(buffer_, type_, (buffer_)->count - 1) = val_; \
} (void)0
#define BLI_buffer_at(buffer_, type_, index_) ( \
(((type_ *)(buffer_)->data)[(BLI_assert(sizeof(type_) == (buffer_)->elem_size)), index_]))
#define BLI_buffer_append(buffer_, type_, val_) ( \
BLI_buffer_resize(buffer_, (buffer_)->count + 1), \
(BLI_buffer_at(buffer_, type_, (buffer_)->count - 1) = val_) \
)
/* Never decreases the amount of memory allocated */
void BLI_buffer_resize(BLI_Buffer *buffer, int new_count);