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swr: [rasterizer core] Removed unused clip code.

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Removed unused Clip() and FRUSTUM_CLIP_MASK define.

Reviewed-by: Tim Rowley <timothy.o.rowley@intel.com>
This commit is contained in:
Bruce Cherniak 2017-02-03 11:35:59 -06:00 • committed by Tim Rowley
parent bf29495dcd
commit 11d6f836d0
2 changed files with 0 additions and 26 deletions
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22
src/gallium/drivers/swr/rasterizer/core/clip.cpp
View file

@ -157,28 +157,6 @@ int ClipTriToPlane( const float *pInPts, int numInPts,
return i;
}
void Clip(const float *pTriangle, const float *pAttribs, int numAttribs, float *pOutTriangles, int *numVerts, float *pOutAttribs)
{
// temp storage to hold at least 6 sets of vertices, the max number that can be created during clipping
OSALIGNSIMD(float) tempPts[6 * 4];
OSALIGNSIMD(float) tempAttribs[6 * KNOB_NUM_ATTRIBUTES * 4];
// we opt to clip to viewport frustum to produce smaller triangles for rasterization precision
int NumOutPts = ClipTriToPlane<FRUSTUM_NEAR>(pTriangle, 3, pAttribs, numAttribs, tempPts, tempAttribs);
NumOutPts = ClipTriToPlane<FRUSTUM_FAR>(tempPts, NumOutPts, tempAttribs, numAttribs, pOutTriangles, pOutAttribs);
NumOutPts = ClipTriToPlane<FRUSTUM_LEFT>(pOutTriangles, NumOutPts, pOutAttribs, numAttribs, tempPts, tempAttribs);
NumOutPts = ClipTriToPlane<FRUSTUM_RIGHT>(tempPts, NumOutPts, tempAttribs, numAttribs, pOutTriangles, pOutAttribs);
NumOutPts = ClipTriToPlane<FRUSTUM_BOTTOM>(pOutTriangles, NumOutPts, pOutAttribs, numAttribs, tempPts, tempAttribs);
NumOutPts = ClipTriToPlane<FRUSTUM_TOP>(tempPts, NumOutPts, tempAttribs, numAttribs, pOutTriangles, pOutAttribs);
SWR_ASSERT(NumOutPts <= 6);
*numVerts = NumOutPts;
return;
}
void ClipTriangles(DRAW_CONTEXT *pDC, PA_STATE& pa, uint32_t workerId, simdvector prims[], uint32_t primMask, simdscalari primId, simdscalari viewportIdx)
{
SWR_CONTEXT *pContext = pDC->pContext;

4
src/gallium/drivers/swr/rasterizer/core/clip.h
View file

@ -56,12 +56,8 @@ enum SWR_CLIPCODES
GUARDBAND_BOTTOM = (0x80 << CLIPCODE_SHIFT | 0x8)
};
#define FRUSTUM_CLIP_MASK (FRUSTUM_LEFT|FRUSTUM_TOP|FRUSTUM_RIGHT|FRUSTUM_BOTTOM|FRUSTUM_NEAR|FRUSTUM_FAR)
#define GUARDBAND_CLIP_MASK (FRUSTUM_NEAR|FRUSTUM_FAR|GUARDBAND_LEFT|GUARDBAND_TOP|GUARDBAND_RIGHT|GUARDBAND_BOTTOM|NEGW)
void Clip(const float *pTriangle, const float *pAttribs, int numAttribs, float *pOutTriangles,
int *numVerts, float *pOutAttribs);
INLINE
void ComputeClipCodes(const API_STATE& state, const simdvector& vertex, simdscalar& clipCodes, simdscalari viewportIndexes)
{