mirror of
https://github.com/reactos/reactos.git
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134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS DirectX
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* FILE: dll/directx/ddraw/Palette/createpalette.c
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* PURPOSE: IDirectDrawPalette Creation
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* PROGRAMMER: Jérôme Gardou
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*
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*/
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#include "rosdraw.h"
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DWORD ConvertPCapsFlags(DWORD dwFlags)
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{
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DWORD ret = 0;
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if(dwFlags & DDPCAPS_4BIT)
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ret|=DDRAWIPAL_16;
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if(dwFlags & DDPCAPS_8BIT)
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ret|=DDRAWIPAL_256;
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if(dwFlags & DDPCAPS_8BITENTRIES)
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ret|=DDRAWIPAL_STORED_8INDEX;
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if(dwFlags & DDPCAPS_ALLOW256)
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ret|=DDRAWIPAL_ALLOW256;
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if(dwFlags & DDPCAPS_ALPHA)
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ret|=DDRAWIPAL_ALPHA;
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if(dwFlags & DDPCAPS_1BIT)
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ret|=DDRAWIPAL_2;
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if(dwFlags & DDPCAPS_2BIT)
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ret|=DDRAWIPAL_4;
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return ret;
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}
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HRESULT
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Internal_CreatePalette( LPDDRAWI_DIRECTDRAW_INT pDDraw, DWORD dwFlags,
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LPPALETTEENTRY palent, LPDIRECTDRAWPALETTE* ppPalette, LPUNKNOWN pUnkOuter)
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{
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DDHAL_CREATEPALETTEDATA mDdCreatePalette = { 0 };
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LPDDRAWI_DDRAWPALETTE_INT ThisPalInt = NULL;
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LPDDRAWI_DDRAWPALETTE_LCL ThisPalLcl = NULL;
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LPDDRAWI_DDRAWPALETTE_GBL ThisPalGbl = NULL;
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HRESULT ret;
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if(pUnkOuter)
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{
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return CLASS_E_NOAGGREGATION;
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}
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if(!(pDDraw->lpLcl->dwLocalFlags & DDRAWILCL_SETCOOPCALLED))
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{
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return DDERR_NOCOOPERATIVELEVELSET;
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}
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if (pDDraw->lpLcl->dwProcessId != GetCurrentProcessId() )
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{
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return DDERR_INVALIDOBJECT;
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}
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/* Allocate the palette interface and needed members */
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DxHeapMemAlloc(ThisPalInt, sizeof( DDRAWI_DDRAWPALETTE_INT ) );
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if( ThisPalInt == NULL )
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{
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ret = DDERR_OUTOFMEMORY;
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goto cleanup;
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}
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DxHeapMemAlloc(ThisPalLcl, sizeof( DDRAWI_DDRAWPALETTE_LCL ) );
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if( ThisPalLcl == NULL )
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{
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ret = DDERR_OUTOFMEMORY;
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goto cleanup;
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}
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DxHeapMemAlloc(ThisPalGbl, sizeof( DDRAWI_DDRAWPALETTE_GBL ) );
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if( ThisPalGbl == NULL )
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{
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ret = DDERR_OUTOFMEMORY;
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goto cleanup;
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}
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/*Some initial setup*/
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ThisPalInt->lpLcl = ThisPalLcl;
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ThisPalLcl->lpGbl = ThisPalGbl;
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ThisPalLcl->lpDD_lcl = ThisPalGbl->lpDD_lcl = pDDraw->lpLcl;
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ThisPalGbl->dwFlags = ConvertPCapsFlags(dwFlags);
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ThisPalInt->lpVtbl = (PVOID)&DirectDrawPalette_Vtable;
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ThisPalGbl->dwProcessId = GetCurrentProcessId();
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mDdCreatePalette.lpDD = pDDraw->lpLcl->lpGbl;
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mDdCreatePalette.lpDDPalette = ThisPalGbl;
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if(pDDraw->lpLcl->lpGbl->lpDDCBtmp->HALDD.dwFlags & DDHAL_CB32_CREATEPALETTE) {
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mDdCreatePalette.CreatePalette = pDDraw->lpLcl->lpGbl->lpDDCBtmp->HALDD.CreatePalette;
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DX_STUB_str("Using HAL CreatePalette\n");
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}
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else {
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mDdCreatePalette.CreatePalette = pDDraw->lpLcl->lpGbl->lpDDCBtmp->HELDD.CreatePalette;
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DX_STUB_str("Using HEL CreatePalette\n");
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}
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mDdCreatePalette.ddRVal = DDERR_GENERIC;
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mDdCreatePalette.lpColorTable = palent;
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if (mDdCreatePalette.CreatePalette(&mDdCreatePalette) == DDHAL_DRIVER_NOTHANDLED)
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{
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DX_STUB_str("mDdCreateSurface failed with DDHAL_DRIVER_NOTHANDLED.");
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ret = DDERR_NOTINITIALIZED;
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goto cleanup;
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}
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if (mDdCreatePalette.ddRVal != DD_OK)
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{
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DX_STUB_str("mDdCreateSurface failed.");
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ret = mDdCreatePalette.ddRVal;
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goto cleanup;
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}
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*ppPalette = (LPDIRECTDRAWPALETTE)ThisPalInt;
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ThisPalInt->lpLink = pDDraw->lpLcl->lpGbl->palList;
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pDDraw->lpLcl->lpGbl->palList = ThisPalInt;
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ThisPalInt->lpLcl->dwReserved1 = (ULONG_PTR)pDDraw;
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IDirectDrawPalette_AddRef(*ppPalette);
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return DD_OK;
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cleanup:
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if(ThisPalInt) DxHeapMemFree(ThisPalInt);
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if(ThisPalLcl) DxHeapMemFree(ThisPalLcl);
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if(ThisPalGbl) DxHeapMemFree(ThisPalGbl);
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return ret;
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}
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