tsMeshIntrinsics.cpp

Public Functions

if(Platform::SystemInfo.processor.properties & CPU_PROP_SSE)

zero_vert_normal_bulk_C(const dsize_t count, U8 *__restrict const outPtr, const dsize_t outStride)

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23#include "ts/tsMesh.h"
24#include "ts/tsMeshIntrinsics.h"
25#include "ts/arch/tsMeshIntrinsics.arch.h"
26#include "core/module.h"
27
28
29void (*zero_vert_normal_bulk)(const dsize_t count, U8 * __restrict const outPtr, const dsize_t outStride) = NULL;
30
31//------------------------------------------------------------------------------
32// Default C++ Implementations (pretty slow)
33//------------------------------------------------------------------------------
34
35void zero_vert_normal_bulk_C(const dsize_t count, U8 * __restrict const outPtr, const dsize_t outStride)
36{
37   char *outData = reinterpret_cast<char *>(outPtr);
38
39   // TODO: Try prefetch w/ ptr de-reference
40
41   for(S32 i = 0; i < count; i++)
42   {
43      TSMesh::__TSMeshVertexBase *outElem = reinterpret_cast<TSMesh::__TSMeshVertexBase *>(outData);
44      outElem->_vert.zero();
45      outElem->_normal.zero();
46      outData += outStride;
47   }
48}
49
50//------------------------------------------------------------------------------
51// Initializer.
52//------------------------------------------------------------------------------
53
54MODULE_BEGIN( TSMeshIntrinsics )
55
56   MODULE_INIT_AFTER( 3D )
57   
58   MODULE_INIT
59   {
60      // Assign defaults (C++ versions)
61      zero_vert_normal_bulk = zero_vert_normal_bulk_C;
62
63      // Find the best implementation for the current CPU
64      if(Platform::SystemInfo.processor.properties & CPU_PROP_SSE)
65      {
66         #if (defined( TORQUE_CPU_X86 ) || defined( TORQUE_CPU_X64 )) 
67            zero_vert_normal_bulk = zero_vert_normal_bulk_SSE;
68         #endif
69      }
70   }
71
72MODULE_END;
73