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/****************************************************************************
* Copyright (C) 2014-2016 Intel Corporation. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* @file LoadTile.cpp
*
* @brief Functionality for Load
*
******************************************************************************/
#include "LoadTile.h"
static void BUCKETS_START(UINT id)
{
#ifdef KNOB_ENABLE_RDTSC
gBucketMgr.StartBucket(id);
#endif
}
static void BUCKETS_STOP(UINT id)
{
#ifdef KNOB_ENABLE_RDTSC
gBucketMgr.StopBucket(id);
#endif
}
// on demand buckets for load tiles
static std::vector<int> sBuckets(NUM_SWR_FORMATS, -1);
static std::mutex sBucketMutex;
//////////////////////////////////////////////////////////////////////////
/// @brief Loads a full hottile from a render surface
/// @param hPrivateContext - Handle to private DC
/// @param dstFormat - Format for hot tile.
/// @param renderTargetIndex - Index to src render target
/// @param x, y - Coordinates to raster tile.
/// @param pDstHotTile - Pointer to Hot Tile
void SwrLoadHotTile(
HANDLE hWorkerPrivateData,
const SWR_SURFACE_STATE *pSrcSurface,
SWR_FORMAT dstFormat,
SWR_RENDERTARGET_ATTACHMENT renderTargetIndex,
uint32_t x, uint32_t y, uint32_t renderTargetArrayIndex,
uint8_t *pDstHotTile)
{
PFN_LOAD_TILES pfnLoadTiles = NULL;
// don't need to load null surfaces
if (pSrcSurface->type == SURFACE_NULL)
{
return;
}
// force 0 if requested renderTargetArrayIndex is OOB
if (renderTargetArrayIndex >= pSrcSurface->depth)
{
renderTargetArrayIndex = 0;
}
if (renderTargetIndex < SWR_ATTACHMENT_DEPTH)
{
switch (pSrcSurface->tileMode)
{
case SWR_TILE_NONE:
pfnLoadTiles = sLoadTilesColorTable_SWR_TILE_NONE[pSrcSurface->format];
break;
case SWR_TILE_MODE_YMAJOR:
pfnLoadTiles = sLoadTilesColorTable_SWR_TILE_MODE_YMAJOR[pSrcSurface->format];
break;
case SWR_TILE_MODE_XMAJOR:
pfnLoadTiles = sLoadTilesColorTable_SWR_TILE_MODE_XMAJOR[pSrcSurface->format];
break;
case SWR_TILE_MODE_WMAJOR:
SWR_ASSERT(pSrcSurface->format == R8_UINT);
pfnLoadTiles = LoadMacroTile<TilingTraits<SWR_TILE_MODE_WMAJOR, 8>, R8_UINT, R8_UINT>::Load;
break;
default:
SWR_INVALID("Unsupported tiling mode");
break;
}
}
else if (renderTargetIndex == SWR_ATTACHMENT_DEPTH)
{
// Currently depth can map to linear and tile-y.
switch (pSrcSurface->tileMode)
{
case SWR_TILE_NONE:
pfnLoadTiles = sLoadTilesDepthTable_SWR_TILE_NONE[pSrcSurface->format];
break;
case SWR_TILE_MODE_YMAJOR:
pfnLoadTiles = sLoadTilesDepthTable_SWR_TILE_MODE_YMAJOR[pSrcSurface->format];
break;
default:
SWR_INVALID("Unsupported tiling mode");
break;
}
}
else
{
SWR_ASSERT(renderTargetIndex == SWR_ATTACHMENT_STENCIL);
SWR_ASSERT(pSrcSurface->format == R8_UINT);
switch (pSrcSurface->tileMode)
{
case SWR_TILE_NONE:
pfnLoadTiles = LoadMacroTile<TilingTraits<SWR_TILE_NONE, 8>, R8_UINT, R8_UINT>::Load;
break;
case SWR_TILE_MODE_WMAJOR:
pfnLoadTiles = LoadMacroTile<TilingTraits<SWR_TILE_MODE_WMAJOR, 8>, R8_UINT, R8_UINT>::Load;
break;
default:
SWR_INVALID("Unsupported tiling mode");
break;
}
}
if (pfnLoadTiles == nullptr)
{
SWR_INVALID("Unsupported format for load tile");
return;
}
// Load a macro tile.
#ifdef KNOB_ENABLE_RDTSC
if (sBuckets[pSrcSurface->format] == -1)
{
// guard sBuckets update since storetiles is called by multiple threads
sBucketMutex.lock();
if (sBuckets[pSrcSurface->format] == -1)
{
const SWR_FORMAT_INFO& info = GetFormatInfo(pSrcSurface->format);
BUCKET_DESC desc{ info.name, "", false, 0xffffffff };
sBuckets[pSrcSurface->format] = gBucketMgr.RegisterBucket(desc);
}
sBucketMutex.unlock();
}
#endif
BUCKETS_START(sBuckets[pSrcSurface->format]);
pfnLoadTiles(pSrcSurface, pDstHotTile, x, y, renderTargetArrayIndex);
BUCKETS_STOP(sBuckets[pSrcSurface->format]);
}
void InitSimLoadTilesTable()
{
InitLoadTilesTable_Linear();
InitLoadTilesTable_XMajor();
InitLoadTilesTable_YMajor();
}
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