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https://github.com/libretro/RetroArch
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395 lines
15 KiB
C
395 lines
15 KiB
C
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//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// File: D3DX11GPGPU.h
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// Content: D3DX11 General Purpose GPU computing algorithms
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//
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//////////////////////////////////////////////////////////////////////////////
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/*#include <winapifamily.h>*/
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/*#pragma region Desktop Family*/
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/*#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)*/
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#include "d3d11.h"
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#ifndef __D3DX11GPGPU_H__
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#define __D3DX11GPGPU_H__
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// Current name of the DLL shipped in the same SDK as this header.
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#define D3DCSX_DLL_W L"d3dcsx_47.dll"
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#define D3DCSX_DLL_A "d3dcsx_47.dll"
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#ifdef UNICODE
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#define D3DCSX_DLL D3DCSX_DLL_W
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#else
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#define D3DCSX_DLL D3DCSX_DLL_A
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif //__cplusplus
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//////////////////////////////////////////////////////////////////////////////
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typedef enum D3DX11_SCAN_DATA_TYPE
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{
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D3DX11_SCAN_DATA_TYPE_FLOAT = 1,
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D3DX11_SCAN_DATA_TYPE_INT,
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D3DX11_SCAN_DATA_TYPE_UINT,
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} D3DX11_SCAN_DATA_TYPE;
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typedef enum D3DX11_SCAN_OPCODE
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{
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D3DX11_SCAN_OPCODE_ADD = 1,
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D3DX11_SCAN_OPCODE_MIN,
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D3DX11_SCAN_OPCODE_MAX,
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D3DX11_SCAN_OPCODE_MUL,
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D3DX11_SCAN_OPCODE_AND,
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D3DX11_SCAN_OPCODE_OR,
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D3DX11_SCAN_OPCODE_XOR,
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} D3DX11_SCAN_OPCODE;
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typedef enum D3DX11_SCAN_DIRECTION
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{
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D3DX11_SCAN_DIRECTION_FORWARD = 1,
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D3DX11_SCAN_DIRECTION_BACKWARD,
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} D3DX11_SCAN_DIRECTION;
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//////////////////////////////////////////////////////////////////////////////
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// ID3DX11Scan:
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//////////////////////////////////////////////////////////////////////////////
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// {5089b68f-e71d-4d38-be8e-f363b95a9405}
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DEFINE_GUID(IID_ID3DX11Scan, 0x5089b68f, 0xe71d, 0x4d38, 0xbe, 0x8e, 0xf3, 0x63, 0xb9, 0x5a, 0x94, 0x05);
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#undef INTERFACE
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#define INTERFACE ID3DX11Scan
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DECLARE_INTERFACE_(ID3DX11Scan, IUnknown)
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{
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// IUnknown
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STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
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STDMETHOD_(ULONG, AddRef)(THIS) PURE;
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STDMETHOD_(ULONG, Release)(THIS) PURE;
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// ID3DX11Scan
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STDMETHOD(SetScanDirection)(THIS_ D3DX11_SCAN_DIRECTION Direction) PURE;
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//=============================================================================
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// Performs an unsegmented scan of a sequence in-place or out-of-place
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// ElementType element type
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// OpCode binary operation
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// Direction scan direction
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// ElementScanSize size of scan, in elements
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// pSrc input sequence on the device. pSrc==pDst for in-place scans
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// pDst output sequence on the device
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//=============================================================================
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STDMETHOD(Scan)( THIS_
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D3DX11_SCAN_DATA_TYPE ElementType,
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D3DX11_SCAN_OPCODE OpCode,
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UINT ElementScanSize,
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_In_ ID3D11UnorderedAccessView* pSrc,
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_In_ ID3D11UnorderedAccessView* pDst
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) PURE;
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//=============================================================================
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// Performs a multiscan of a sequence in-place or out-of-place
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// ElementType element type
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// OpCode binary operation
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// Direction scan direction
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// ElementScanSize size of scan, in elements
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// ElementScanPitch pitch of the next scan, in elements
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// ScanCount number of scans in a multiscan
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// pSrc input sequence on the device. pSrc==pDst for in-place scans
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// pDst output sequence on the device
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//=============================================================================
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STDMETHOD(Multiscan)( THIS_
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D3DX11_SCAN_DATA_TYPE ElementType,
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D3DX11_SCAN_OPCODE OpCode,
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UINT ElementScanSize,
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UINT ElementScanPitch,
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UINT ScanCount,
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_In_ ID3D11UnorderedAccessView* pSrc,
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_In_ ID3D11UnorderedAccessView* pDst
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) PURE;
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};
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//=============================================================================
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// Creates a scan context
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// pDevice the device context
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// MaxElementScanSize maximum single scan size, in elements (FLOAT, UINT, or INT)
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// MaxScanCount maximum number of scans in multiscan
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// ppScanContext new scan context
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//=============================================================================
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HRESULT WINAPI D3DX11CreateScan(
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_In_ ID3D11DeviceContext* pDeviceContext,
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UINT MaxElementScanSize,
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UINT MaxScanCount,
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_Out_ ID3DX11Scan** ppScan );
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//////////////////////////////////////////////////////////////////////////////
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// ID3DX11SegmentedScan:
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//////////////////////////////////////////////////////////////////////////////
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// {a915128c-d954-4c79-bfe1-64db923194d6}
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DEFINE_GUID(IID_ID3DX11SegmentedScan, 0xa915128c, 0xd954, 0x4c79, 0xbf, 0xe1, 0x64, 0xdb, 0x92, 0x31, 0x94, 0xd6);
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#undef INTERFACE
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#define INTERFACE ID3DX11SegmentedScan
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DECLARE_INTERFACE_(ID3DX11SegmentedScan, IUnknown)
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{
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// IUnknown
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STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
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STDMETHOD_(ULONG, AddRef)(THIS) PURE;
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STDMETHOD_(ULONG, Release)(THIS) PURE;
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// ID3DX11SegmentedScan
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STDMETHOD(SetScanDirection)(THIS_ D3DX11_SCAN_DIRECTION Direction) PURE;
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//=============================================================================
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// Performs a segscan of a sequence in-place or out-of-place
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// ElementType element type
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// OpCode binary operation
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// Direction scan direction
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// pSrcElementFlags compact array of bits, one per element of pSrc. A set value
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// indicates the start of a new segment.
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// ElementScanSize size of scan, in elements
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// pSrc input sequence on the device. pSrc==pDst for in-place scans
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// pDst output sequence on the device
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//=============================================================================
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STDMETHOD(SegScan)( THIS_
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D3DX11_SCAN_DATA_TYPE ElementType,
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D3DX11_SCAN_OPCODE OpCode,
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UINT ElementScanSize,
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_In_opt_ ID3D11UnorderedAccessView* pSrc,
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_In_ ID3D11UnorderedAccessView* pSrcElementFlags,
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_In_ ID3D11UnorderedAccessView* pDst
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) PURE;
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};
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//=============================================================================
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// Creates a segmented scan context
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// pDevice the device context
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// MaxElementScanSize maximum single scan size, in elements (FLOAT, UINT, or INT)
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// ppScanContext new scan context
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//=============================================================================
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HRESULT WINAPI D3DX11CreateSegmentedScan(
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_In_ ID3D11DeviceContext* pDeviceContext,
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UINT MaxElementScanSize,
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_Out_ ID3DX11SegmentedScan** ppScan );
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//////////////////////////////////////////////////////////////////////////////
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#define D3DX11_FFT_MAX_PRECOMPUTE_BUFFERS 4
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#define D3DX11_FFT_MAX_TEMP_BUFFERS 4
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#define D3DX11_FFT_MAX_DIMENSIONS 32
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//////////////////////////////////////////////////////////////////////////////
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// ID3DX11FFT:
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//////////////////////////////////////////////////////////////////////////////
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// {b3f7a938-4c93-4310-a675-b30d6de50553}
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DEFINE_GUID(IID_ID3DX11FFT, 0xb3f7a938, 0x4c93, 0x4310, 0xa6, 0x75, 0xb3, 0x0d, 0x6d, 0xe5, 0x05, 0x53);
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#undef INTERFACE
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#define INTERFACE ID3DX11FFT
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DECLARE_INTERFACE_(ID3DX11FFT, IUnknown)
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{
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// IUnknown
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STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
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STDMETHOD_(ULONG, AddRef)(THIS) PURE;
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STDMETHOD_(ULONG, Release)(THIS) PURE;
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// ID3DX11FFT
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// scale for forward transform (defaults to 1 if set to 0)
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STDMETHOD(SetForwardScale)(THIS_ FLOAT ForwardScale) PURE;
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STDMETHOD_(FLOAT, GetForwardScale)(THIS) PURE;
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// scale for inverse transform (defaults to 1/N if set to 0, where N is
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// the product of the transformed dimension lengths
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STDMETHOD(SetInverseScale)(THIS_ FLOAT InverseScale) PURE;
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STDMETHOD_(FLOAT, GetInverseScale)(THIS) PURE;
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//------------------------------------------------------------------------------
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// Attaches buffers to the context and performs any required precomputation.
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// The buffers must be no smaller than the corresponding buffer sizes returned
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// by D3DX11CreateFFT*(). Temp buffers may beshared between multiple contexts,
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// though care should be taken to concurrently execute multiple FFTs which share
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// temp buffers.
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//
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// NumTempBuffers number of buffers in ppTempBuffers
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// ppTempBuffers temp buffers to attach
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// NumPrecomputeBuffers number of buffers in ppPrecomputeBufferSizes
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// ppPrecomputeBufferSizes buffers to hold precomputed data
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STDMETHOD(AttachBuffersAndPrecompute)( THIS_
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_In_range_(0,D3DX11_FFT_MAX_TEMP_BUFFERS) UINT NumTempBuffers,
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_In_reads_(NumTempBuffers) ID3D11UnorderedAccessView* const* ppTempBuffers,
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_In_range_(0,D3DX11_FFT_MAX_PRECOMPUTE_BUFFERS) UINT NumPrecomputeBuffers,
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_In_reads_(NumPrecomputeBuffers) ID3D11UnorderedAccessView* const* ppPrecomputeBufferSizes ) PURE;
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//------------------------------------------------------------------------------
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// Call after buffers have been attached to the context, pInput and *ppOuput can
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// be one of the temp buffers. If *ppOutput == NULL, then the computation will ping-pong
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// between temp buffers and the last buffer written to is stored at *ppOutput.
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// Otherwise, *ppOutput is used as the output buffer (which may incur an extra copy).
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//
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// The format of complex data is interleaved components, e.g. (Real0, Imag0),
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// (Real1, Imag1) ... etc. Data is stored in row major order
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//
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// pInputBuffer view onto input buffer
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// ppOutpuBuffert pointer to view of output buffer
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STDMETHOD(ForwardTransform)( THIS_
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_In_ const ID3D11UnorderedAccessView* pInputBuffer,
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_Inout_ ID3D11UnorderedAccessView** ppOutputBuffer ) PURE;
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STDMETHOD(InverseTransform)( THIS_
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_In_ const ID3D11UnorderedAccessView* pInputBuffer,
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_Inout_ ID3D11UnorderedAccessView** ppOutputBuffer ) PURE;
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};
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//////////////////////////////////////////////////////////////////////////////
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// ID3DX11FFT Creation Routines
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//////////////////////////////////////////////////////////////////////////////
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typedef enum D3DX11_FFT_DATA_TYPE
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{
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D3DX11_FFT_DATA_TYPE_REAL,
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D3DX11_FFT_DATA_TYPE_COMPLEX,
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} D3DX11_FFT_DATA_TYPE;
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typedef enum D3DX11_FFT_DIM_MASK
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{
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D3DX11_FFT_DIM_MASK_1D = 0x1,
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D3DX11_FFT_DIM_MASK_2D = 0x3,
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D3DX11_FFT_DIM_MASK_3D = 0x7,
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} D3DX11_FFT_DIM_MASK;
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typedef struct D3DX11_FFT_DESC
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{
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UINT NumDimensions; // number of dimensions
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UINT ElementLengths[D3DX11_FFT_MAX_DIMENSIONS]; // length of each dimension
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UINT DimensionMask; // a bit set for each dimensions to transform
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// (see D3DX11_FFT_DIM_MASK for common masks)
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D3DX11_FFT_DATA_TYPE Type; // type of the elements in spatial domain
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} D3DX11_FFT_DESC;
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//------------------------------------------------------------------------------
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// NumTempBufferSizes Number of temporary buffers needed
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// pTempBufferSizes Minimum sizes (in FLOATs) of temporary buffers
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// NumPrecomputeBufferSizes Number of precompute buffers needed
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// pPrecomputeBufferSizes minimum sizes (in FLOATs) for precompute buffers
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//------------------------------------------------------------------------------
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typedef struct D3DX11_FFT_BUFFER_INFO
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{
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_Field_range_(0,D3DX11_FFT_MAX_TEMP_BUFFERS) UINT NumTempBufferSizes;
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UINT TempBufferFloatSizes[D3DX11_FFT_MAX_TEMP_BUFFERS];
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_Field_range_(0,D3DX11_FFT_MAX_PRECOMPUTE_BUFFERS) UINT NumPrecomputeBufferSizes;
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UINT PrecomputeBufferFloatSizes[D3DX11_FFT_MAX_PRECOMPUTE_BUFFERS];
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} D3DX11_FFT_BUFFER_INFO;
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typedef enum D3DX11_FFT_CREATE_FLAG
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{
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D3DX11_FFT_CREATE_FLAG_NO_PRECOMPUTE_BUFFERS = 0x01L, // do not precompute values and store into buffers
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} D3DX11_FFT_CREATE_FLAG;
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//------------------------------------------------------------------------------
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// Creates an ID3DX11FFT COM interface object and returns a pointer to it at *ppFFT.
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// The descriptor describes the shape of the data as well as the scaling factors
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// that should be used for forward and inverse transforms.
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// The FFT computation may require temporaries that act as ping-pong buffers
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// and for other purposes. aTempSizes is a list of the sizes required for
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// temporaries. Likewise, some data may need to be precomputed and the sizes
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// of those sizes are returned in aPrecomputedBufferSizes.
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//
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// To perform a computation, follow these steps:
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// 1) Create the FFT context object
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// 2) Precompute (and Attach temp working buffers of at least the required size)
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// 3) Call Compute() on some input data
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//
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// Compute() may be called repeatedly with different inputs and transform
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// directions. When finished with the FFT work, release the FFT interface()
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//
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// Device Direct3DDeviceContext to use in
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// pDesc Descriptor for FFT transform in
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// Count the number of 1D FFTs to perform in
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// Flags See D3DX11_FFT_CREATE_FLAG in
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// pBufferInfo Pointer to BUFFER_INFO struct, filled by funciton out
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// ppFFT Pointer to returned context pointer out
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//------------------------------------------------------------------------------
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HRESULT WINAPI D3DX11CreateFFT(
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ID3D11DeviceContext* pDeviceContext,
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_In_ const D3DX11_FFT_DESC* pDesc,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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HRESULT WINAPI D3DX11CreateFFT1DReal(
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ID3D11DeviceContext* pDeviceContext,
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UINT X,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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HRESULT WINAPI D3DX11CreateFFT1DComplex(
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ID3D11DeviceContext* pDeviceContext,
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UINT X,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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HRESULT WINAPI D3DX11CreateFFT2DReal(
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ID3D11DeviceContext* pDeviceContext,
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UINT X,
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UINT Y,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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HRESULT WINAPI D3DX11CreateFFT2DComplex(
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ID3D11DeviceContext* pDeviceContext,
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UINT X,
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UINT Y,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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HRESULT WINAPI D3DX11CreateFFT3DReal(
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ID3D11DeviceContext* pDeviceContext,
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UINT X,
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UINT Y,
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UINT Z,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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HRESULT WINAPI D3DX11CreateFFT3DComplex(
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ID3D11DeviceContext* pDeviceContext,
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UINT X,
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UINT Y,
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UINT Z,
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UINT Flags,
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_Out_ D3DX11_FFT_BUFFER_INFO* pBufferInfo,
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_Out_ ID3DX11FFT** ppFFT
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);
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#ifdef __cplusplus
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}
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#endif //__cplusplus
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#endif //__D3DX11GPGPU_H__
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/*#endif*/ /* WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) */
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/*#pragma endregion*/
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