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Restored generic (non-SIMD) code

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This commit is contained in:
Brian Harris
2013-05-29 13:12:13 -05:00
parent be311f42e1
commit 9c37079c16
23 changed files with 3328 additions and 24 deletions
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52
neo/renderer/ModelDecal.cpp
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@@ -274,6 +274,7 @@ static void R_DecalPointCullStatic( byte * cullBits, const idPlane * planes, con
assert_16_byte_aligned( cullBits );
assert_16_byte_aligned( verts );
#ifdef ID_WIN_X86_SSE2_INTRIN
idODSStreamedArray< idDrawVert, 16, SBT_DOUBLE, 4 > vertsODS( verts, numVerts );
@@ -376,6 +377,37 @@ static void R_DecalPointCullStatic( byte * cullBits, const idPlane * planes, con
}
}
#else
idODSStreamedArray< idDrawVert, 16, SBT_DOUBLE, 1 > vertsODS( verts, numVerts );
for ( int i = 0; i < numVerts; ) {
const int nextNumVerts = vertsODS.FetchNextBatch() - 1;
for ( ; i <= nextNumVerts; i++ ) {
const idVec3 & v = vertsODS[i].xyz;
const float d0 = planes[0].Distance( v );
const float d1 = planes[1].Distance( v );
const float d2 = planes[2].Distance( v );
const float d3 = planes[3].Distance( v );
const float d4 = planes[4].Distance( v );
const float d5 = planes[5].Distance( v );
byte bits;
bits = IEEE_FLT_SIGNBITNOTSET( d0 ) << 0;
bits |= IEEE_FLT_SIGNBITNOTSET( d1 ) << 1;
bits |= IEEE_FLT_SIGNBITNOTSET( d2 ) << 2;
bits |= IEEE_FLT_SIGNBITNOTSET( d3 ) << 3;
bits |= IEEE_FLT_SIGNBITNOTSET( d4 ) << 4;
bits |= IEEE_FLT_SIGNBITNOTSET( d5 ) << 5;
cullBits[i] = bits;
}
}
#endif
}
/*
@@ -573,6 +605,7 @@ static void R_CopyDecalSurface( idDrawVert * verts, int numVerts, triIndex_t * i
assert( ( ( decal->numIndexes * sizeof( triIndex_t ) ) & 15 ) == 0 );
assert_16_byte_aligned( fadeColor );
#ifdef ID_WIN_X86_SSE2_INTRIN
const __m128i vector_int_num_verts = _mm_shuffle_epi32( _mm_cvtsi32_si128( numVerts ), 0 );
const __m128i vector_short_num_verts = _mm_packs_epi32( vector_int_num_verts, vector_int_num_verts );
@@ -612,6 +645,25 @@ static void R_CopyDecalSurface( idDrawVert * verts, int numVerts, triIndex_t * i
_mm_sfence();
#else
// copy vertices and apply depth/time based fading
for ( int i = 0; i < decal->numVerts; i++ ) {
// NOTE: bad out-of-order write-combined write, SIMD code does the right thing
verts[numVerts + i] = decal->verts[i];
for ( int j = 0; j < 4; j++ ) {
verts[numVerts + i].color[j] = idMath::Ftob( fadeColor[j] * decal->vertDepthFade[i] );
}
}
// copy indices
assert( ( decal->numIndexes & 1 ) == 0 );
for ( int i = 0; i < decal->numIndexes; i += 2 ) {
assert( decal->indexes[i + 0] < decal->numVerts && decal->indexes[i + 1] < decal->numVerts );
WriteIndexPair( &indexes[numIndexes + i], numVerts + decal->indexes[i + 0], numVerts + decal->indexes[i + 1] );
}
#endif
}
/*