diff options
author | Tim Rowley <[email protected]> | 2016-08-05 16:19:10 -0600 |
---|---|---|
committer | Tim Rowley <[email protected]> | 2016-08-10 11:08:33 -0500 |
commit | d86e2487a0fb3b3d1f88a07d0eff723f3b30c737 (patch) | |
tree | 7f949439b1d8e1e806aa755b42fe44a9cdef7767 /src/gallium/drivers/swr | |
parent | 6625fd08db0a24fad54d69ca1eb3935304b3a53e (diff) |
swr: [rasterizer jitter] fetch support for offsetting VertexID
Signed-off-by: Tim Rowley <[email protected]>
Diffstat (limited to 'src/gallium/drivers/swr')
-rw-r--r-- | src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp | 12 | ||||
-rw-r--r-- | src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.h | 8 |
2 files changed, 16 insertions, 4 deletions
diff --git a/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp b/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp index 2c2d68eb592..3da0e4064d9 100644 --- a/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp +++ b/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp @@ -158,8 +158,18 @@ Function* FetchJit::Create(const FETCH_COMPILE_STATE& fetchState) default: SWR_ASSERT(0, "Unsupported index type"); vIndices = nullptr; break; } + Value* vVertexId = vIndices; + if (fetchState.bVertexIDOffsetEnable) + { + // Assuming one of baseVertex or startVertex is 0, so adding both should be functionally correct + Value* vBaseVertex = VBROADCAST(LOAD(mpFetchInfo, { 0, SWR_FETCH_CONTEXT_BaseVertex })); + Value* vStartVertex = VBROADCAST(LOAD(mpFetchInfo, { 0, SWR_FETCH_CONTEXT_StartVertex })); + vVertexId = ADD(vIndices, vBaseVertex); + vVertexId = ADD(vVertexId, vStartVertex); + } + // store out vertex IDs - STORE(vIndices, GEP(mpFetchInfo, { 0, SWR_FETCH_CONTEXT_VertexID })); + STORE(vVertexId, GEP(mpFetchInfo, { 0, SWR_FETCH_CONTEXT_VertexID })); // store out cut mask if enabled if (fetchState.bEnableCutIndex) diff --git a/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.h b/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.h index d3181cd29ec..15474536d4b 100644 --- a/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.h +++ b/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.h @@ -100,9 +100,10 @@ struct FETCH_COMPILE_STATE uint32_t cutIndex{ 0xffffffff }; // Options that effect the JIT'd code - bool bDisableVGATHER; // if enabled, FetchJit will generate loads/shuffles instead of VGATHERs - bool bDisableIndexOOBCheck; // if enabled, FetchJit will exclude index OOB check - bool bEnableCutIndex{ false }; // compares indices with the cut index and returns a cut mask + bool bDisableVGATHER; // If enabled, FetchJit will generate loads/shuffles instead of VGATHERs + bool bDisableIndexOOBCheck; // If enabled, FetchJit will exclude index OOB check + bool bEnableCutIndex{ false }; // Compares indices with the cut index and returns a cut mask + bool bVertexIDOffsetEnable{ false }; // Offset vertexID by StartVertex for non-indexed draws or BaseVertex for indexed draws FETCH_COMPILE_STATE(bool disableVGATHER = false, bool diableIndexOOBCheck = false): bDisableVGATHER(disableVGATHER), bDisableIndexOOBCheck(diableIndexOOBCheck){ }; @@ -115,6 +116,7 @@ struct FETCH_COMPILE_STATE if (bDisableIndexOOBCheck != other.bDisableIndexOOBCheck) return false; if (bEnableCutIndex != other.bEnableCutIndex) return false; if (cutIndex != other.cutIndex) return false; + if (bVertexIDOffsetEnable != other.bVertexIDOffsetEnable) return false; for(uint32_t i = 0; i < numAttribs; ++i) { |