diff options
Diffstat (limited to 'Source/Core/VideoCommon/Src/VertexLoader.cpp')
| -rw-r--r-- | Source/Core/VideoCommon/Src/VertexLoader.cpp | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/Source/Core/VideoCommon/Src/VertexLoader.cpp b/Source/Core/VideoCommon/Src/VertexLoader.cpp index 35abfa8b3c..97c6e5703f 100644 --- a/Source/Core/VideoCommon/Src/VertexLoader.cpp +++ b/Source/Core/VideoCommon/Src/VertexLoader.cpp @@ -16,8 +16,10 @@ // http://code.google.com/p/dolphin-emu/ #include <assert.h> +#include <nmmintrin.h> #include "Common.h" +#include "CPUDetect.h" #include "VideoCommon.h" #include "VideoConfig.h" #include "Profiler.h" @@ -70,7 +72,7 @@ int colIndex; TVtxAttr* pVtxAttr; int colElements[2]; float posScale; -float tcScale[8]; +__declspec(align(16)) float tcScale[8]; using namespace Gen; @@ -633,9 +635,31 @@ void VertexLoader::RunVertices(int vtx_attr_group, int primitive, int count) pVtxAttr = &m_VtxAttr; posScale = 1.0f / float(1 << m_VtxAttr.PosFrac); - if (m_NativeFmt->m_components & VB_HAS_UVALL) - for (int i = 0; i < 8; i++) - tcScale[i] = 1.0f / float(1 << m_VtxAttr.texCoord[i].Frac); + if (m_NativeFmt->m_components & VB_HAS_UVALL) { + if (cpu_info.bSSE4_1) { + __m128i a0; + a0 = _mm_insert_epi32(a0, 1 << m_VtxAttr.texCoord[0].Frac, 0); + a0 = _mm_insert_epi32(a0, 1 << m_VtxAttr.texCoord[1].Frac, 1); + a0 = _mm_insert_epi32(a0, 1 << m_VtxAttr.texCoord[2].Frac, 2); + a0 = _mm_insert_epi32(a0, 1 << m_VtxAttr.texCoord[3].Frac, 3); + const __m128 b0 = _mm_cvtepi32_ps(a0); + const __m128 c0 = _mm_rcp_ps(b0); + _mm_stream_ps(&tcScale[0], c0); + + __m128i a1; + a1 = _mm_insert_epi32(a1, 1 << m_VtxAttr.texCoord[4].Frac, 0); + a1 = _mm_insert_epi32(a1, 1 << m_VtxAttr.texCoord[5].Frac, 1); + a1 = _mm_insert_epi32(a1, 1 << m_VtxAttr.texCoord[6].Frac, 2); + a1 = _mm_insert_epi32(a1, 1 << m_VtxAttr.texCoord[7].Frac, 3); + const __m128 b1 = _mm_cvtepi32_ps(a1); + const __m128 c1 = _mm_rcp_ps(b1); + _mm_stream_ps(&tcScale[4], c1); + } else { + for (int i = 0; i < 8; i++) { + tcScale[i] = 1.0f / float(1 << m_VtxAttr.texCoord[i].Frac); + } + } + } for (int i = 0; i < 2; i++) colElements[i] = m_VtxAttr.color[i].Elements; |