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122 lines
3.6 KiB
C
122 lines
3.6 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/d3d9_texture.c
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* PURPOSE: d3d9.dll internal texture surface functions
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* PROGRAMERS: Gregor Gullwi <gbrunmar (dot) ros (at) gmail (dot) com>
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*/
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#include "d3d9_texture.h"
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#define LOCK_D3DDEVICE9() D3D9BaseObject_LockDevice(&This->BaseResource.BaseObject)
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#define UNLOCK_D3DDEVICE9() D3D9BaseObject_UnlockDevice(&This->BaseResource.BaseObject)
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/* Convert a IDirect3DBaseTexture9 pointer safely to the internal implementation struct */
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Direct3DBaseTexture9_INT* IDirect3DBaseTexture9ToImpl(LPDIRECT3DBASETEXTURE9 iface)
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{
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if (NULL == iface)
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return NULL;
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return (Direct3DBaseTexture9_INT*)((ULONG_PTR)iface - FIELD_OFFSET(Direct3DBaseTexture9_INT, lpVtbl));
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}
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void InitDirect3DBaseTexture9(Direct3DBaseTexture9_INT* pBaseTexture,
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IDirect3DBaseTexture9Vtbl* pVtbl,
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DWORD Usage,
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UINT Levels,
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D3DFORMAT Format,
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D3DPOOL Pool,
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struct _Direct3DDevice9_INT* pDevice,
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enum REF_TYPE RefType)
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{
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InitDirect3DResource9(&pBaseTexture->BaseResource, Pool, pDevice, RefType);
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pBaseTexture->lpVtbl = pVtbl;
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pBaseTexture->Format = Format;
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pBaseTexture->wPaletteIndex = 0xFFFF;
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pBaseTexture->Usage = Usage;
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pBaseTexture->MipMapLevels = Levels;
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pBaseTexture->MipMapLevels2 = Levels;
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pBaseTexture->FilterType = D3DTEXF_LINEAR;
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pBaseTexture->bIsAutoGenMipMap = (Usage & D3DUSAGE_AUTOGENMIPMAP) != 0;
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}
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/*++
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* @name IDirect3DBaseTexture9::GetAutoGenFilterType
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* @implemented
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*
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* The function D3D9Texture_GetAutoGenFilterType returns filter type
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* that is used when automated mipmaping is set.
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*
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* @param LPDIRECT3DBASETEXTURE9 iface
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* Pointer to a IDirect3DBaseTexture9 interface
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*
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* @return D3DTEXTUREFILTERTYPE
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* Filter type used when automated mipmaping is set for the specified texture.
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*
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*/
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D3DTEXTUREFILTERTYPE WINAPI D3D9Texture_GetAutoGenFilterType(LPDIRECT3DBASETEXTURE9 iface)
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{
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D3DTEXTUREFILTERTYPE FilterType;
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Direct3DBaseTexture9_INT* This = IDirect3DBaseTexture9ToImpl(iface);
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LOCK_D3DDEVICE9();
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FilterType = This->dwFilterType;
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UNLOCK_D3DDEVICE9();
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return FilterType;
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}
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/*++
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* @name IDirect3DBaseTexture9::GetLOD
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* @implemented
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*
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* The function D3D9Texture_GetLOD returns the number
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* max LODs for the specified texture, if it's managed.
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*
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* @param LPDIRECT3DBASETEXTURE9 iface
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* Pointer to a IDirect3DBaseTexture9 interface
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*
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* @return DWORD
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* Returns the number of LODs in the specified texture if it's managed.
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*
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*/
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DWORD WINAPI D3D9Texture_GetLOD(LPDIRECT3DBASETEXTURE9 iface)
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{
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DWORD MaxLOD = 0;
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Direct3DBaseTexture9_INT* This = IDirect3DBaseTexture9ToImpl(iface);
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LOCK_D3DDEVICE9();
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if (This->BaseResource.bIsManaged)
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MaxLOD = This->MaxLOD;
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UNLOCK_D3DDEVICE9();
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return MaxLOD;
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}
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/*++
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* @name IDirect3DBaseTexture9::GetLevelCount
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* @implemented
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*
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* The function D3D9Texture_GetLevelCount returns the number of mip map levels
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* in the specified texture.
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*
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* @param LPDIRECT3DBASETEXTURE9 iface
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* Pointer to a IDirect3DBaseTexture9 interface
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*
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* @return DWORD
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* Returns the number of levels in the specified texture.
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*
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*/
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DWORD WINAPI D3D9Texture_GetLevelCount(LPDIRECT3DBASETEXTURE9 iface)
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{
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DWORD MipMapLevels;
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Direct3DBaseTexture9_INT* This = IDirect3DBaseTexture9ToImpl(iface);
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LOCK_D3DDEVICE9();
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MipMapLevels = This->MipMapLevels;
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UNLOCK_D3DDEVICE9();
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return MipMapLevels;
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}
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