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Removing old vector math.

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Branimir Karadžić 2018-12-06 22:25:47 -08:00
parent 1a5b892be4
commit 0336c7ba34
1 changed files with 5 additions and 6 deletions
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11
src/topology.cpp
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@ -277,22 +277,21 @@ namespace bgfx
return (_a + _b + _c) * 1.0f/3.0f; return (_a + _b + _c) * 1.0f/3.0f;
} }
const float* vertexPos(const void* _vertices, uint32_t _stride, uint32_t _index) const bx::Vec3 vertexPos(const void* _vertices, uint32_t _stride, uint32_t _index)
{ {
const uint8_t* vertices = (const uint8_t*)_vertices; const uint8_t* vertices = (const uint8_t*)_vertices;
return (const float*)&vertices[_index*_stride]; return bx::load(&vertices[_index*_stride]);
} }
inline float distanceDir(const float* __restrict _dir, const void* __restrict _vertices, uint32_t _stride, uint32_t _index) inline float distanceDir(const float* __restrict _dir, const void* __restrict _vertices, uint32_t _stride, uint32_t _index)
{ {
return bx::vec3Dot(vertexPos(_vertices, _stride, _index), _dir); return bx::dot(vertexPos(_vertices, _stride, _index), bx::load(_dir) );
} }
inline float distancePos(const float* __restrict _pos, const void* __restrict _vertices, uint32_t _stride, uint32_t _index) inline float distancePos(const float* __restrict _pos, const void* __restrict _vertices, uint32_t _stride, uint32_t _index)
{ {
float tmp[3]; const bx::Vec3 tmp = bx::sub(bx::load(_pos), vertexPos(_vertices, _stride, _index) );
bx::vec3Sub(tmp, _pos, vertexPos(_vertices, _stride, _index) ); return bx::sqrt(bx::dot(tmp, tmp) );
return bx::sqrt(bx::vec3Dot(tmp, tmp) );
} }
typedef float (*KeyFn)(float, float, float); typedef float (*KeyFn)(float, float, float);