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Added checks for OOB transform cache access.

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This commit is contained in:
Branimir Karadžić 2016-02-07 18:44:51 -08:00
parent 8a13f27e68
commit a42cba815c
1 changed files with 9 additions and 1 deletions

10
src/bgfx_p.h
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@ -925,6 +925,10 @@ namespace bgfx
float* toPtr(uint32_t _cacheIdx)
{
BX_CHECK(_cacheIdx < BGFX_CONFIG_MAX_MATRIX_CACHE, "Matrix cache out of bounds index %d (max: %d)"
, _cacheIdx
, BGFX_CONFIG_MAX_MATRIX_CACHE
);
return m_cache[_cacheIdx].un.val;
}
@ -1493,8 +1497,12 @@ namespace bgfx
void setTransform(uint32_t _cache, uint16_t _num)
{
BX_CHECK(_cache < BGFX_CONFIG_MAX_MATRIX_CACHE, "Matrix cache out of bounds index %d (max: %d)"
, _cache
, BGFX_CONFIG_MAX_MATRIX_CACHE
);
m_draw.m_matrix = _cache;
m_draw.m_num = _num;
m_draw.m_num = bx::uint32_min(_cache+_num, BGFX_CONFIG_MAX_MATRIX_CACHE-1) - _cache;
}
void setIndexBuffer(IndexBufferHandle _handle, uint32_t _firstIndex, uint32_t _numIndices)