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Change the types of the edgeTable and triTable

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The range on values in these tables is much less than needs an int so
making them specific width types packs them smaller.

I measure a 5% decrease in the size of the .so file created at -O3.
This commit is contained in:
Matt Williams 2013-07-03 19:14:00 +01:00
parent bd60f34bd7
commit 9f7f893b68
2 changed files with 4 additions and 4 deletions
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4
library/PolyVoxCore/include/PolyVoxCore/Impl/MarchingCubesTables.h
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@ -28,8 +28,8 @@ freely, subject to the following restrictions:
namespace PolyVox
{
extern const POLYVOX_API int edgeTable[256];
extern const POLYVOX_API int triTable[256][16];
extern const POLYVOX_API uint16_t edgeTable[256];
extern const POLYVOX_API int8_t triTable[256][16];
}
#endif

4
library/PolyVoxCore/source/Impl/MarchingCubesTables.cpp
View File

@ -30,7 +30,7 @@ freely, subject to the following restrictions:
namespace PolyVox
{
const int edgeTable[256]=
const uint16_t edgeTable[256]=
{
0x000, 0x109, 0x203, 0x30a, 0x80c, 0x905, 0xa0f, 0xb06,
0x406, 0x50f, 0x605, 0x70c, 0xc0a, 0xd03, 0xe09, 0xf00,
@ -66,7 +66,7 @@ namespace PolyVox
0xb06, 0xa0f, 0x905, 0x80c, 0x30a, 0x203, 0x109, 0x000
};
const int triTable[256][16] =
const int8_t triTable[256][16] =
{
{-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, },
{ 0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, },