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https://github.com/reactos/reactos.git
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609 lines
15 KiB
C
609 lines
15 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS ReactX
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* FILE: dll/directx/d3d9/format.c
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* PURPOSE: d3d9.dll D3DFORMAT helper functions
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* PROGRAMERS: Gregor Brunmar <gregor (dot) brunmar (at) home (dot) se>
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*/
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#include "format.h"
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#include <ddrawi.h>
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#include <debug.h>
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#include <d3d9types.h>
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BOOL IsBackBufferFormat(D3DFORMAT Format)
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{
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return ((Format >= D3DFMT_A8R8G8B8) && (Format < D3DFMT_A1R5G5B5)) ||
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(IsExtendedFormat(Format));
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}
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BOOL IsExtendedFormat(D3DFORMAT Format)
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{
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return (Format == D3DFMT_A2R10G10B10);
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}
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BOOL IsZBufferFormat(D3DFORMAT Format)
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{
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UNIMPLEMENTED
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return TRUE;
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}
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BOOL IsMultiElementFormat(D3DFORMAT Format)
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{
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return (Format == D3DFMT_MULTI2_ARGB8);
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}
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BOOL IsFourCCFormat(D3DFORMAT Format)
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{
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CHAR* cFormat = (CHAR*)&Format;
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if (isalnum(cFormat[0]) &&
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isalnum(cFormat[1]) &&
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isalnum(cFormat[2]) &&
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isalnum(cFormat[3]))
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{
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return TRUE;
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}
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return FALSE;
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}
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BOOL IsStencilFormat(D3DFORMAT Format)
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{
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switch (Format)
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{
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case D3DFMT_D15S1:
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case D3DFMT_D24S8:
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case D3DFMT_D24X4S4:
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case D3DFMT_D24FS8:
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return TRUE;
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default:
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return FALSE;
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}
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}
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DWORD GetBytesPerPixel(D3DFORMAT Format)
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{
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switch (Format)
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{
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case D3DFMT_R3G3B2:
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case D3DFMT_A8:
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return 1;
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case D3DFMT_R5G6B5:
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case D3DFMT_X1R5G5B5:
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case D3DFMT_A1R5G5B5:
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case D3DFMT_A4R4G4B4:
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case D3DFMT_A8R3G3B2:
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case D3DFMT_X4R4G4B4:
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return 2;
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case D3DFMT_R8G8B8:
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return 3;
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case D3DFMT_A8R8G8B8:
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case D3DFMT_X8R8G8B8:
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case D3DFMT_A2B10G10R10:
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case D3DFMT_A8B8G8R8:
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case D3DFMT_X8B8G8R8:
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case D3DFMT_G16R16:
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case D3DFMT_A2R10G10B10:
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return 4;
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case D3DFMT_A16B16G16R16:
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return 8;
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case D3DFMT_P8:
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case D3DFMT_L8:
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case D3DFMT_A4L4:
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return 1;
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case D3DFMT_A8P8:
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case D3DFMT_A8L8:
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return 2;
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case D3DFMT_V8U8:
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case D3DFMT_L6V5U5:
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return 2;
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case D3DFMT_X8L8V8U8:
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case D3DFMT_Q8W8V8U8:
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case D3DFMT_V16U16:
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case D3DFMT_A2W10V10U10:
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return 4;
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case D3DFMT_S8_LOCKABLE:
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return 1;
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case D3DFMT_D16_LOCKABLE:
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case D3DFMT_D15S1:
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case D3DFMT_D16:
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return 2;
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case D3DFMT_D32:
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case D3DFMT_D24S8:
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case D3DFMT_D24X8:
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case D3DFMT_D24X4S4:
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case D3DFMT_D32F_LOCKABLE:
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case D3DFMT_D24FS8:
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case D3DFMT_D32_LOCKABLE:
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return 4;
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case D3DFMT_L16:
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return 2;
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/* TODO: Handle D3DFMT_VERTEXDATA? */
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case D3DFMT_INDEX16:
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return 2;
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case D3DFMT_INDEX32:
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return 4;
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case D3DFMT_Q16W16V16U16:
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return 8;
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case D3DFMT_R16F:
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return 2;
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case D3DFMT_G16R16F:
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return 4;
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case D3DFMT_A16B16G16R16F:
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return 8;
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case D3DFMT_R32F:
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return 4;
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case D3DFMT_G32R32F:
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return 8;
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case D3DFMT_A32B32G32R32F:
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return 16;
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case D3DFMT_CxV8U8:
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return 2;
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/* Known FourCC formats */
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case D3DFMT_UYVY:
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case D3DFMT_R8G8_B8G8:
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case D3DFMT_YUY2:
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case D3DFMT_G8R8_G8B8:
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return 2;
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case D3DFMT_DXT1:
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return 0xFFFFFFF8;
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case D3DFMT_DXT2:
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case D3DFMT_DXT3:
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case D3DFMT_DXT4:
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case D3DFMT_DXT5:
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return 0xFFFFFFF0;
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case D3DFMT_MULTI2_ARGB8:
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return 8;
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default:
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return 0;
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}
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}
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DWORD GetPixelStride(D3DFORMAT Format)
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{
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DWORD Bpp = GetBytesPerPixel(Format);
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if (0 == Bpp)
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{
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/* TODO: Handle unknown formats here */
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}
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return Bpp;
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}
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BOOL IsSupportedFormatOp(LPD3D9_DRIVERCAPS pDriverCaps, D3DFORMAT DisplayFormat, DWORD FormatOp)
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{
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const DWORD NumFormatOps = pDriverCaps->NumSupportedFormatOps;
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DWORD FormatOpIndex;
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for (FormatOpIndex = 0; FormatOpIndex < NumFormatOps; FormatOpIndex++)
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{
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const LPDDSURFACEDESC pSurfaceDesc = &pDriverCaps->pSupportedFormatOps[FormatOpIndex];
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if (pSurfaceDesc->ddpfPixelFormat.dwFourCC == DisplayFormat &&
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(pSurfaceDesc->ddpfPixelFormat.dwOperations & FormatOp) == FormatOp)
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{
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return TRUE;
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}
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}
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return FALSE;
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}
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HRESULT CheckDeviceType(LPD3D9_DRIVERCAPS pDriverCaps, D3DFORMAT DisplayFormat, D3DFORMAT BackBufferFormat, BOOL Windowed)
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{
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if (FALSE == IsSupportedFormatOp(pDriverCaps, DisplayFormat, D3DFORMAT_OP_DISPLAYMODE | D3DFORMAT_OP_3DACCELERATION))
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{
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return D3DERR_NOTAVAILABLE;
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}
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if (DisplayFormat != BackBufferFormat)
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{
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D3DFORMAT AdjustedDisplayFormat = DisplayFormat;
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if (DisplayFormat == D3DFMT_X8R8G8B8)
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{
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DisplayFormat = D3DFMT_A8R8G8B8;
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}
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else if (DisplayFormat == D3DFMT_X1R5G5B5)
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{
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DisplayFormat = D3DFMT_A1R5G5B5;
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}
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if (AdjustedDisplayFormat == BackBufferFormat)
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{
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if (FALSE == IsSupportedFormatOp(pDriverCaps, AdjustedDisplayFormat, D3DFORMAT_OP_SAME_FORMAT_UP_TO_ALPHA_RENDERTARGET))
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{
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return D3DERR_NOTAVAILABLE;
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}
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return D3D_OK;
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}
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else if (FALSE == Windowed)
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{
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return D3DERR_NOTAVAILABLE;
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}
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if (FALSE == IsSupportedFormatOp(pDriverCaps, BackBufferFormat, D3DFORMAT_OP_OFFSCREEN_RENDERTARGET) ||
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FALSE == IsSupportedFormatOp(pDriverCaps, BackBufferFormat, D3DFORMAT_OP_CONVERT_TO_ARGB) ||
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FALSE == IsSupportedFormatOp(pDriverCaps, BackBufferFormat, D3DFORMAT_MEMBEROFGROUP_ARGB))
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{
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return D3DERR_NOTAVAILABLE;
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}
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}
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else
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{
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if (FALSE == IsSupportedFormatOp(pDriverCaps, DisplayFormat, D3DFORMAT_OP_SAME_FORMAT_RENDERTARGET))
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{
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return D3DERR_NOTAVAILABLE;
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}
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}
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return D3D_OK;
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}
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static D3DFORMAT GetStencilFormat(LPD3D9_DRIVERCAPS pDriverCaps, D3DFORMAT CheckFormat)
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{
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switch (CheckFormat)
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{
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case D3DFMT_D15S1:
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case D3DFMT_D24S8:
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case D3DFMT_D24X8:
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case D3DFMT_D24X4S4:
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if (IsSupportedFormatOp(pDriverCaps, CheckFormat - 1, 0))
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return CheckFormat - 1;
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break;
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case D3DFMT_D16:
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if (IsSupportedFormatOp(pDriverCaps, CheckFormat, 0))
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return CheckFormat;
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else
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return D3DFMT_D16_LOCKABLE;
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default:
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/* StencilFormat same as CheckFormat */
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break;
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}
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return CheckFormat;
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}
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static D3DFORMAT RemoveAlphaChannel(D3DFORMAT CheckFormat)
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{
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switch (CheckFormat)
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{
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case D3DFMT_A8R8G8B8:
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return D3DFMT_X8R8G8B8;
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case D3DFMT_A1R5G5B5:
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return D3DFMT_X1R5G5B5;
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case D3DFMT_A4R4G4B4:
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return D3DFMT_X4R4G4B4;
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case D3DFMT_A8B8G8R8:
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return D3DFMT_X8B8G8R8;
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default:
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/* CheckFormat has not relevant alpha channel */
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break;
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}
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return CheckFormat;
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}
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HRESULT CheckDeviceFormat(LPD3D9_DRIVERCAPS pDriverCaps, D3DFORMAT AdapterFormat, DWORD Usage, D3DRESOURCETYPE RType, D3DFORMAT CheckFormat)
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{
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const DWORD NumFormatOps = pDriverCaps->NumSupportedFormatOps;
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DWORD NonCompatibleOperations = 0, MustSupportOperations = 0;
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BOOL bSupportedWithAutogen = FALSE;
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DWORD FormatOpIndex;
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if (FALSE == IsSupportedFormatOp(pDriverCaps, AdapterFormat, D3DFORMAT_OP_DISPLAYMODE | D3DFORMAT_OP_3DACCELERATION))
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{
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return D3DERR_NOTAVAILABLE;
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}
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/* Check for driver auto generated mip map support if requested */
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if ((Usage & (D3DUSAGE_AUTOGENMIPMAP)) != 0)
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{
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switch (RType)
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{
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case D3DRTYPE_TEXTURE:
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if ((pDriverCaps->DriverCaps9.TextureCaps & D3DPTEXTURECAPS_MIPMAP) == 0)
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return D3DERR_NOTAVAILABLE;
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break;
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case D3DRTYPE_VOLUME:
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case D3DRTYPE_VOLUMETEXTURE:
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if ((pDriverCaps->DriverCaps9.TextureCaps & D3DPTEXTURECAPS_MIPVOLUMEMAP) == 0)
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return D3DERR_NOTAVAILABLE;
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break;
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case D3DRTYPE_CUBETEXTURE:
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if ((pDriverCaps->DriverCaps9.TextureCaps & D3DPTEXTURECAPS_MIPCUBEMAP) == 0)
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return D3DERR_NOTAVAILABLE;
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break;
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default:
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/* Do nothing */
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break;
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}
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MustSupportOperations |= D3DFORMAT_OP_AUTOGENMIPMAP;
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}
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/* Translate from RType and Usage parameters to FormatOps */
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switch (RType)
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{
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case D3DRTYPE_TEXTURE:
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MustSupportOperations |= D3DFORMAT_OP_TEXTURE;
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break;
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case D3DRTYPE_VOLUME:
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case D3DRTYPE_VOLUMETEXTURE:
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MustSupportOperations |= D3DFORMAT_OP_VOLUMETEXTURE;
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break;
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case D3DRTYPE_CUBETEXTURE:
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MustSupportOperations |= D3DFORMAT_OP_CUBETEXTURE;
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break;
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default:
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/* Do nothing */
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break;
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}
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if (Usage == 0 && RType == D3DRTYPE_SURFACE)
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{
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MustSupportOperations |= D3DFORMAT_OP_OFFSCREENPLAIN;
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}
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if ((Usage & D3DUSAGE_DEPTHSTENCIL) != 0)
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{
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MustSupportOperations |= D3DFORMAT_OP_ZSTENCIL;
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}
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if ((Usage & D3DUSAGE_DMAP) != 0)
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{
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MustSupportOperations |= D3DFORMAT_OP_DMAP;
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}
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if ((Usage & D3DUSAGE_QUERY_LEGACYBUMPMAP) != 0)
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{
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MustSupportOperations |= D3DFORMAT_OP_BUMPMAP;
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}
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if ((Usage & D3DUSAGE_QUERY_SRGBREAD) != 0)
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{
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MustSupportOperations |= D3DFORMAT_OP_SRGBREAD;
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}
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if ((Usage & D3DUSAGE_QUERY_SRGBWRITE) != 0)
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{
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MustSupportOperations |= D3DFORMAT_OP_SRGBWRITE;
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}
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if ((Usage & D3DUSAGE_QUERY_VERTEXTEXTURE) != 0)
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{
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MustSupportOperations |= D3DFORMAT_OP_VERTEXTEXTURE;
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}
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CheckFormat = GetStencilFormat(pDriverCaps, CheckFormat);
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if ((Usage & D3DUSAGE_RENDERTARGET) != 0)
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{
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if (AdapterFormat == CheckFormat)
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{
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MustSupportOperations |= D3DFORMAT_OP_SAME_FORMAT_RENDERTARGET;
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}
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else
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{
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D3DFORMAT NonAlphaAdapterFormat;
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D3DFORMAT NonAlphaCheckFormat;
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NonAlphaAdapterFormat = RemoveAlphaChannel(AdapterFormat);
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NonAlphaCheckFormat = RemoveAlphaChannel(CheckFormat);
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if (NonAlphaAdapterFormat == NonAlphaCheckFormat &&
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NonAlphaCheckFormat != D3DFMT_UNKNOWN)
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{
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MustSupportOperations |= D3DFORMAT_OP_SAME_FORMAT_UP_TO_ALPHA_RENDERTARGET;
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}
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else
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{
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MustSupportOperations |= D3DFORMAT_OP_OFFSCREEN_RENDERTARGET;
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}
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}
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}
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if ((Usage & D3DUSAGE_QUERY_FILTER) != 0)
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{
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NonCompatibleOperations |= D3DFORMAT_OP_OFFSCREENPLAIN;
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}
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if ((Usage & D3DUSAGE_QUERY_POSTPIXELSHADER_BLENDING) != 0)
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{
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NonCompatibleOperations |= D3DFORMAT_OP_NOALPHABLEND;
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}
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if ((Usage & D3DUSAGE_QUERY_WRAPANDMIP) != 0)
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{
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NonCompatibleOperations |= D3DFORMAT_OP_NOTEXCOORDWRAPNORMIP;
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}
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for (FormatOpIndex = 0; FormatOpIndex < NumFormatOps; FormatOpIndex++)
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{
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DWORD dwOperations;
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LPDDSURFACEDESC pSurfaceDesc = &pDriverCaps->pSupportedFormatOps[FormatOpIndex];
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if (pSurfaceDesc->ddpfPixelFormat.dwFourCC != CheckFormat)
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continue;
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dwOperations = pSurfaceDesc->ddpfPixelFormat.dwOperations;
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if ((dwOperations & NonCompatibleOperations) != 0)
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continue;
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if ((dwOperations & MustSupportOperations) == MustSupportOperations)
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return D3D_OK;
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if (((dwOperations & MustSupportOperations) | D3DFORMAT_OP_AUTOGENMIPMAP) == MustSupportOperations)
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bSupportedWithAutogen = TRUE;
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}
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if (TRUE == bSupportedWithAutogen)
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return D3DOK_NOAUTOGEN;
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return D3DERR_NOTAVAILABLE;
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}
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HRESULT CheckDeviceFormatConversion(LPD3D9_DRIVERCAPS pDriverCaps, D3DFORMAT SourceFormat, D3DFORMAT TargetFormat)
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{
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D3DFORMAT NonAlphaSourceFormat;
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D3DFORMAT NonAlphaTargetFormat;
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NonAlphaSourceFormat = RemoveAlphaChannel(SourceFormat);
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NonAlphaTargetFormat = RemoveAlphaChannel(TargetFormat);
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if (NonAlphaSourceFormat == NonAlphaTargetFormat)
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{
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return D3D_OK;
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}
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if (FALSE == IsFourCCFormat(SourceFormat))
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{
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switch (SourceFormat)
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{
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case D3DFMT_A8R8G8B8:
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case D3DFMT_X8R8G8B8:
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case D3DFMT_R5G6B5:
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case D3DFMT_X1R5G5B5:
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case D3DFMT_A1R5G5B5:
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case D3DFMT_A2R10G10B10:
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/* Do nothing, valid SourceFormat */
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break;
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default:
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return D3DERR_NOTAVAILABLE;
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}
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}
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else if (pDriverCaps->DriverCaps9.DevCaps2 == 0)
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{
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return D3D_OK;
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}
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if (FALSE == IsSupportedFormatOp(pDriverCaps, SourceFormat, D3DFORMAT_OP_CONVERT_TO_ARGB) ||
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FALSE == IsSupportedFormatOp(pDriverCaps, TargetFormat, D3DFORMAT_MEMBEROFGROUP_ARGB))
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{
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return D3DERR_NOTAVAILABLE;
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}
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return D3D_OK;
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}
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HRESULT CheckDepthStencilMatch(LPD3D9_DRIVERCAPS pDriverCaps, D3DFORMAT AdapterFormat, D3DFORMAT RenderTargetFormat, D3DFORMAT DepthStencilFormat)
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{
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const DWORD NumFormatOps = pDriverCaps->NumSupportedFormatOps;
|
|
BOOL bRenderTargetAvailable = FALSE;
|
|
BOOL bDepthStencilAvailable = FALSE;
|
|
BOOL bForceSameDepthStencilBits = FALSE;
|
|
DWORD FormatIndex;
|
|
|
|
if (FALSE == IsSupportedFormatOp(pDriverCaps, AdapterFormat, D3DFORMAT_OP_DISPLAYMODE | D3DFORMAT_OP_3DACCELERATION))
|
|
{
|
|
return D3DERR_NOTAVAILABLE;
|
|
}
|
|
|
|
if (DepthStencilFormat != D3DFMT_D16_LOCKABLE &&
|
|
DepthStencilFormat != D3DFMT_D32F_LOCKABLE)
|
|
{
|
|
if (TRUE == IsStencilFormat(DepthStencilFormat))
|
|
{
|
|
bForceSameDepthStencilBits = TRUE;
|
|
}
|
|
}
|
|
|
|
if (FALSE == bForceSameDepthStencilBits &&
|
|
(DepthStencilFormat == D3DFMT_D32 || DepthStencilFormat == D3DFMT_D24X8))
|
|
{
|
|
bForceSameDepthStencilBits = TRUE;
|
|
}
|
|
|
|
DepthStencilFormat = GetStencilFormat(pDriverCaps, DepthStencilFormat);
|
|
|
|
/* Observe the multiple conditions */
|
|
for (FormatIndex = 0; FormatIndex < NumFormatOps && (bRenderTargetAvailable == FALSE || bDepthStencilAvailable == FALSE); FormatIndex++)
|
|
{
|
|
const LPDDSURFACEDESC pSurfaceDesc = &pDriverCaps->pSupportedFormatOps[FormatIndex];
|
|
const DWORD FourCC = pSurfaceDesc->ddpfPixelFormat.dwFourCC;
|
|
const DWORD FormatOperations = pSurfaceDesc->ddpfPixelFormat.dwOperations;
|
|
|
|
if (FALSE == bRenderTargetAvailable &&
|
|
FourCC == RenderTargetFormat &&
|
|
(FormatOperations & D3DFORMAT_OP_SAME_FORMAT_RENDERTARGET) != 0)
|
|
{
|
|
bRenderTargetAvailable = TRUE;
|
|
}
|
|
|
|
if (FALSE == bDepthStencilAvailable &&
|
|
FourCC == DepthStencilFormat &&
|
|
(FormatOperations & D3DFORMAT_OP_ZSTENCIL) != 0)
|
|
{
|
|
bDepthStencilAvailable = TRUE;
|
|
|
|
if ((FormatOperations & D3DFORMAT_OP_ZSTENCIL_WITH_ARBITRARY_COLOR_DEPTH) != 0)
|
|
{
|
|
bForceSameDepthStencilBits = FALSE;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (FALSE == bRenderTargetAvailable || FALSE == bDepthStencilAvailable)
|
|
{
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (TRUE == bForceSameDepthStencilBits)
|
|
{
|
|
if (GetPixelStride(RenderTargetFormat) != GetPixelStride(DepthStencilFormat))
|
|
return D3DERR_NOTAVAILABLE;
|
|
}
|
|
|
|
return D3D_OK;
|
|
}
|