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swr/rast: Fix byte offset for non-indexed draws

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Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
This commit is contained in:
George Kyriazis 2018-04-09 19:47:51 -05:00
parent c57b594317
commit 71239478d3
1 changed files with 3 additions and 2 deletions
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5
src/gallium/drivers/swr/rasterizer/core/frontend.cpp
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@ -1729,13 +1729,14 @@ void ProcessDraw(
uint32_t offset;
offset = std::min(endVertex-i, (uint32_t) KNOB_SIMD16_WIDTH);
#if USE_SIMD16_SHADERS
offset *= 4; // convert from index to address
fetchInfo_lo.pLastIndex += offset;
#else
fetchInfo_lo.pLastIndex += std::min(offset, (uint32_t) KNOB_SIMD_WIDTH);
fetchInfo_lo.pLastIndex += std::min(offset, (uint32_t) KNOB_SIMD_WIDTH) * 4; // * 4 for converting index to address
uint32_t offset2 = std::min(offset, (uint32_t) KNOB_SIMD16_WIDTH)-KNOB_SIMD_WIDTH;
assert(offset >= 0);
fetchInfo_hi.pLastIndex = fetchInfo_hi.pIndices;
fetchInfo_hi.pLastIndex += offset2;
fetchInfo_hi.pLastIndex += offset2 * 4; // * 4 for converting index to address
#endif
}
// 1. Execute FS/VS for a single SIMD.