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/****************************************************************************
* Copyright (C) 2014-2015 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 streamout_jit.h
*
* @brief Definition of the streamout jitter
*
* Notes:
*
******************************************************************************/
#pragma once
#include "common/formats.h"
#include "core/state.h"
//////////////////////////////////////////////////////////////////////////
/// STREAMOUT_DECL - Stream decl
//////////////////////////////////////////////////////////////////////////
struct STREAMOUT_DECL
{
// Buffer that stream maps to.
DWORD bufferIndex;
// attribute to stream
uint32_t attribSlot;
// attribute component mask
uint32_t componentMask;
// indicates this decl is a hole
bool hole;
};
//////////////////////////////////////////////////////////////////////////
/// STREAMOUT_STREAM - Stream decls
//////////////////////////////////////////////////////////////////////////
struct STREAMOUT_STREAM
{
// numnber of decls for this stream
uint32_t numDecls;
// array of numDecls decls
STREAMOUT_DECL decl[128];
};
//////////////////////////////////////////////////////////////////////////
/// State required for streamout jit
//////////////////////////////////////////////////////////////////////////
struct STREAMOUT_COMPILE_STATE
{
// number of verts per primitive
uint32_t numVertsPerPrim;
uint32_t offsetAttribs; ///< attrib offset to subtract from all STREAMOUT_DECL::attribSlot values.
uint64_t streamMask;
// stream decls
STREAMOUT_STREAM stream;
bool operator==(const STREAMOUT_COMPILE_STATE &other) const
{
if (numVertsPerPrim != other.numVertsPerPrim) return false;
if (stream.numDecls != other.stream.numDecls) return false;
for (uint32_t i = 0; i < stream.numDecls; ++i)
{
if (stream.decl[i].bufferIndex != other.stream.decl[i].bufferIndex) return false;
if (stream.decl[i].attribSlot != other.stream.decl[i].attribSlot) return false;
if (stream.decl[i].componentMask != other.stream.decl[i].componentMask) return false;
if (stream.decl[i].hole != other.stream.decl[i].hole) return false;
}
return true;
}
};
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