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1408 lines
42 KiB
1408 lines
42 KiB
/*==========================================================================;
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*
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* Copyright (C) 1999-2000 Microsoft Corporation. All Rights Reserved.
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*
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* File: mipvol.cpp
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* Content: Implementation of the CMipVolume and CManagedMipVolume
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* classes.
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*
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*
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***************************************************************************/
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#include "ddrawpr.h"
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#include "mipvol.hpp"
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#include "volume.hpp"
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#include "d3di.hpp"
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#include "resource.inl"
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#undef DPF_MODNAME
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#define DPF_MODNAME "CMipVolume::Create"
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// Static class function for creating a mip-map object.
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// (Because it is static; it doesn't have a this pointer.)
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//
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// We do all parameter checking here to reduce the overhead
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// in the constructor which is called by the internal Clone
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// method which is used by resource management as part of the
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// performance critical download operation.
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HRESULT CMipVolume::Create(CBaseDevice *pDevice,
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DWORD Width,
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DWORD Height,
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DWORD Depth,
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DWORD cLevels,
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DWORD Usage,
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D3DFORMAT Format,
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D3DPOOL Pool,
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IDirect3DVolumeTexture8 **ppMipVolume)
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{
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HRESULT hr;
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// Do parameter checking here
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if (!VALID_PTR_PTR(ppMipVolume))
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{
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DPF_ERR("Bad parameter passed for ppMipVolume for creating a MipVolume");
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return D3DERR_INVALIDCALL;
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}
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// Zero-out return parameter
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*ppMipVolume = NULL;
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// Check if format, pool is valid
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hr = Validate(pDevice,
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D3DRTYPE_VOLUMETEXTURE,
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Pool,
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Usage,
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Format);
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if (FAILED(hr))
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{
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// Validate does it's own DPFing
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return D3DERR_INVALIDCALL;
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}
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// Check usage flags
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if (Usage & ~D3DUSAGE_VOLUMETEXTURE_VALID)
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{
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DPF_ERR("Invalid flag specified for volume texture creation.");
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return D3DERR_INVALIDCALL;
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}
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// Infer internal usage flags
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Usage = InferUsageFlags(Pool, Usage, Format);
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// Expand cLevels if necessary
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if (cLevels == 0)
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{
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// See if HW can mip
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if ( (Pool != D3DPOOL_SCRATCH) && !(pDevice->GetD3DCaps()->TextureCaps &
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D3DPTEXTURECAPS_MIPVOLUMEMAP))
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{
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// Can't mip so use 1
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cLevels = 1;
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}
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else
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{
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// Determine number of levels
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cLevels = ComputeLevels(Width, Height, Depth);
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}
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}
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if (cLevels > 32)
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{
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DPF_ERR("No more than 32 levels are supported. CreateVolumeTexture failed");
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// This limitation is based on the number of
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// bits that we have allocated for iLevel in
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// some of the supporting classes.
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return D3DERR_INVALIDCALL;
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}
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if (cLevels > 1)
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{
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if ((Width >> (cLevels - 1)) == 0 &&
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(Height >> (cLevels - 1)) == 0 &&
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(Depth >> (cLevels - 1)) == 0)
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{
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DPF_ERR("Too many levels for volume texture of this size.");
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return D3DERR_INVALIDCALL;
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}
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}
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if (Pool != D3DPOOL_SCRATCH)
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{
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//Device specific constraints:
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// Check size constraints for volumes
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if (pDevice->GetD3DCaps()->TextureCaps & D3DPTEXTURECAPS_VOLUMEMAP_POW2)
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{
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if (!IsPowerOfTwo(Width))
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{
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DPF_ERR("Width must be power of two for mip-volumes");
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return D3DERR_INVALIDCALL;
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}
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if (!IsPowerOfTwo(Height))
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{
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DPF_ERR("Height must be power of two for mip-volumes");
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return D3DERR_INVALIDCALL;
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}
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if (!IsPowerOfTwo(Depth))
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{
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DPF_ERR("Depth must be power of two for mip-volumes");
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return D3DERR_INVALIDCALL;
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}
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}
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// Check texture size restrictions
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if (Width > pDevice->GetD3DCaps()->MaxVolumeExtent)
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{
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DPF_ERR("Texture width is larger than what the device supports. CreateVolumeTexture fails");
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return D3DERR_INVALIDCALL;
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}
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if (Height > pDevice->GetD3DCaps()->MaxVolumeExtent)
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{
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DPF_ERR("Texture height is larger than what the device supports. CreateVolumeTexture fails");
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return D3DERR_INVALIDCALL;
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}
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if (Depth > pDevice->GetD3DCaps()->MaxVolumeExtent)
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{
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DPF_ERR("Texture depth is larger than what the device supports. CreateVolumeTexture fails");
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return D3DERR_INVALIDCALL;
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}
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// Check that the device supports volume texture
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if (!(pDevice->GetD3DCaps()->TextureCaps & D3DPTEXTURECAPS_VOLUMEMAP))
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{
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DPF_ERR("Device doesn't support volume textures; creation failed.");
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return D3DERR_INVALIDCALL;
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}
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// Check if the device supports mipped volumes
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if (cLevels > 1)
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{
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if (!(pDevice->GetD3DCaps()->TextureCaps &
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D3DPTEXTURECAPS_MIPVOLUMEMAP))
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{
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DPF_ERR("Device doesn't support mipped volume textures; creation failed.");
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return D3DERR_INVALIDCALL;
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}
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}
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}
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// Size is required to be 4x4
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if (CPixel::Requires4X4(Format))
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{
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if ((Width & 3) ||
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(Height & 3))
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{
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DPF_ERR("DXT Formats require width/height to multiples of 4. CreateVolumeTexture fails");
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return D3DERR_INVALIDCALL;
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}
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if (CPixel::IsVolumeDXT(Format))
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{
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if (Depth & 3)
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{
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DPF_ERR("DXT Formats require width/height to multiples of 4. CreateVolumeTexture fails");
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return D3DERR_INVALIDCALL;
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}
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}
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}
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// Validate against zero width/height/depth
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if (Width == 0 ||
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Height == 0 ||
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Depth == 0)
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{
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DPF_ERR("Width/Height/Depth must be non-zero. CreateVolumeTexture fails");
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return D3DERR_INVALIDCALL;
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}
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// DX9: May need to support mapping for volumes that
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// contain depth data someday.
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// Allocate a new MipVolume object and return it
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CMipVolume *pMipVolume = new CMipVolume(pDevice,
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Width,
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Height,
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Depth,
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cLevels,
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Usage,
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Format,
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Pool,
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REF_EXTERNAL,
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&hr);
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if (pMipVolume == NULL)
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{
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DPF_ERR("Out of Memory creating mip-volume");
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return E_OUTOFMEMORY;
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}
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if (FAILED(hr))
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{
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DPF_ERR("Error during initialization of mip-volume");
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pMipVolume->ReleaseImpl();
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return hr;
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}
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// We're done; just return the object
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*ppMipVolume = pMipVolume;
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return hr;
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} // static Create
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#undef DPF_MODNAME
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#define DPF_MODNAME "CMipVolume::CMipVolume"
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// Constructor for the mip map class
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CMipVolume::CMipVolume(CBaseDevice *pDevice,
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DWORD Width,
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DWORD Height,
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DWORD Depth,
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DWORD cLevels,
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DWORD Usage,
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D3DFORMAT UserFormat,
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D3DPOOL UserPool,
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REF_TYPE refType,
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HRESULT *phr
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) :
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CBaseTexture(pDevice, cLevels, UserPool, UserFormat, refType),
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m_VolumeArray(NULL),
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m_rgbPixels(NULL),
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m_cBoxUsed(MIPVOLUME_ALLDIRTY)
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{
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// We assume that we start out dirty
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DXGASSERT(IsDirty());
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// Initialize basic structures
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m_desc.Format = UserFormat;
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m_desc.Pool = UserPool;
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m_desc.Usage = Usage;
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m_desc.Type = D3DRTYPE_VOLUMETEXTURE;
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m_desc.Width = Width;
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m_desc.Height = Height;
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m_desc.Depth = Depth;
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// Estimate size of memory allocation
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m_desc.Size = CPixel::ComputeMipVolumeSize(Width,
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Height,
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Depth,
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cLevels,
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UserFormat);
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// Allocate Pixel Data for SysMem or D3DManaged cases
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if (IS_D3D_ALLOCATED_POOL(UserPool) ||
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IsTypeD3DManaged(Device(), D3DRTYPE_VOLUMETEXTURE, UserPool))
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{
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m_rgbPixels = new BYTE[m_desc.Size];
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if (m_rgbPixels == NULL)
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{
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DPF_ERR("Out of memory allocating memory for mip-volume levels");
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*phr = E_OUTOFMEMORY;
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return;
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}
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}
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// Create the DDSURFACEINFO array and CreateSurfaceData object
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DXGASSERT(cLevels <= 32);
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DDSURFACEINFO SurfInfo[32];
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ZeroMemory(SurfInfo, sizeof(SurfInfo));
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D3D8_CREATESURFACEDATA CreateSurfaceData;
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ZeroMemory(&CreateSurfaceData, sizeof(CreateSurfaceData));
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// Set up the basic information
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CreateSurfaceData.hDD = pDevice->GetHandle();
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CreateSurfaceData.pSList = &SurfInfo[0];
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CreateSurfaceData.dwSCnt = cLevels;
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CreateSurfaceData.Type = D3DRTYPE_VOLUMETEXTURE;
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CreateSurfaceData.dwUsage = m_desc.Usage;
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CreateSurfaceData.Format = UserFormat;
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CreateSurfaceData.MultiSampleType = D3DMULTISAMPLE_NONE;
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CreateSurfaceData.Pool = DetermineCreationPool(Device(),
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D3DRTYPE_VOLUMETEXTURE,
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Usage,
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UserPool);
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// Iterate of each level to create the individual level
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// data
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for (DWORD iLevel = 0; iLevel < cLevels; iLevel++)
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{
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// Fill in the relevant information
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DXGASSERT(Width >= 1);
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DXGASSERT(Height >= 1);
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DXGASSERT(Depth >= 1);
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SurfInfo[iLevel].cpWidth = Width;
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SurfInfo[iLevel].cpHeight = Height;
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SurfInfo[iLevel].cpDepth = Depth;
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// If we allocated the memory, pass down
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// the sys-mem pointers
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if (m_rgbPixels)
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{
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D3DLOCKED_BOX lock;
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CPixel::ComputeMipVolumeOffset(&m_desc,
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iLevel,
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m_rgbPixels,
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NULL, // pBox
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&lock);
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SurfInfo[iLevel].pbPixels = (BYTE*)lock.pBits;
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SurfInfo[iLevel].iPitch = lock.RowPitch;
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SurfInfo[iLevel].iSlicePitch = lock.SlicePitch;
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}
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// Scale width and height down
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if (Width > 1)
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{
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Width >>= 1;
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}
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if (Height > 1)
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{
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Height >>= 1;
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}
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if (Depth > 1)
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{
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Depth >>= 1;
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}
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}
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// Allocate array of pointers to MipSurfaces
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m_VolumeArray = new CVolume*[cLevels];
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if (m_VolumeArray == NULL)
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{
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DPF_ERR("Out of memory creating VolumeTexture");
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*phr = E_OUTOFMEMORY;
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return;
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}
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// Zero the memory for safe cleanup
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ZeroMemory(m_VolumeArray, sizeof(*m_VolumeArray) * cLevels);
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// NOTE: any failures after this point needs to free up some
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// kernel handles, unless it's scratch
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if (UserPool != D3DPOOL_SCRATCH)
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{
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// Call the HAL to create this surface
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*phr = pDevice->GetHalCallbacks()->CreateSurface(&CreateSurfaceData);
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if (FAILED(*phr))
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return;
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// Remember what pool we really got
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m_desc.Pool = CreateSurfaceData.Pool;
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// We need to remember the handles from the top most
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// level of the mip-map
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SetKernelHandle(SurfInfo[0].hKernelHandle);
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}
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// Create and Initialize each MipLevel
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for (iLevel = 0; iLevel < cLevels; iLevel++)
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{
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// Is this a sys-mem surface; could be d3d managed
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if (IS_D3D_ALLOCATED_POOL(m_desc.Pool))
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{
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m_VolumeArray[iLevel] =
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new CVolume(this,
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(BYTE)iLevel,
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SurfInfo[iLevel].hKernelHandle);
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}
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else
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{
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// Must be a driver kind of surface; could be driver managed
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m_VolumeArray[iLevel] =
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new CDriverVolume(this,
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(BYTE)iLevel,
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SurfInfo[iLevel].hKernelHandle);
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}
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if (m_VolumeArray[iLevel] == NULL)
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{
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DPF_ERR("Out of memory creating volume level");
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*phr = E_OUTOFMEMORY;
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// Need to free handles that we got before we return; we
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// only free the ones that weren't successfully entrusted
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// to a CVolume because those will be cleaned up automatically
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// at their destructor
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if (UserPool != D3DPOOL_SCRATCH)
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{
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for (UINT i = iLevel; i < cLevels; i++)
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{
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DXGASSERT(SurfInfo[i].hKernelHandle);
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D3D8_DESTROYSURFACEDATA DestroySurfData;
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DestroySurfData.hDD = Device()->GetHandle();
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DestroySurfData.hSurface = SurfInfo[i].hKernelHandle;
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Device()->GetHalCallbacks()->DestroySurface(&DestroySurfData);
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}
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}
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return;
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}
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}
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// If this is a D3D managed volume then we need
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// to tell the Resource Manager to remember us. This has to happen
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// at the very end of the constructor so that the important data
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// members are built up correctly
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if (CResource::IsTypeD3DManaged(Device(), D3DRTYPE_VOLUMETEXTURE, UserPool))
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{
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*phr = InitializeRMHandle();
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}
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return;
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} // CMipVolume::CMipVolume
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#undef DPF_MODNAME
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#define DPF_MODNAME "CMipVolume::~CMipVolume"
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// Destructor
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CMipVolume::~CMipVolume()
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{
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// The destructor has to handle partially
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// created objects. Delete automatically
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// handles NULL; and members are nulled
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// as part of core constructors
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if (m_VolumeArray)
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{
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for (DWORD i = 0; i < m_cLevels; i++)
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{
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delete m_VolumeArray[i];
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}
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delete [] m_VolumeArray;
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}
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delete [] m_rgbPixels;
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} // CMipVolume::~CMipVolume
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// Methods for the Resource Manager
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#undef DPF_MODNAME
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#define DPF_MODNAME "CMipVolume::Clone"
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|
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// Specifies a creation of a resource that
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// looks just like the current one; in a new POOL
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// with a new LOD.
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HRESULT CMipVolume::Clone(D3DPOOL Pool,
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CResource **ppResource) const
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{
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// NULL out parameter
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*ppResource = NULL;
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// Determine the number of levels/width/height/depth
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// of the clone
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DWORD cLevels = GetLevelCountImpl();
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DWORD Width = m_desc.Width;
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DWORD Height = m_desc.Height;
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DWORD Depth = m_desc.Depth;
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DWORD dwLOD = GetLODI();
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|
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// If LOD is zero, then there are no changes
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if (dwLOD > 0)
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{
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// Clamp LOD to cLevels-1
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if (dwLOD >= cLevels)
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{
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dwLOD = cLevels - 1;
|
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}
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|
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// scale down the destination texture
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// to correspond the appropiate max lod
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Width >>= dwLOD;
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if (Width == 0)
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Width = 1;
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Height >>= dwLOD;
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if (Height == 0)
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Height = 1;
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Depth >>= dwLOD;
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if (Depth == 0)
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Depth = 1;
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// Reduce the number based on the our max lod.
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cLevels -= dwLOD;
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}
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|
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// Sanity checking
|
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DXGASSERT(cLevels >= 1);
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DXGASSERT(Width > 0);
|
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DXGASSERT(Height > 0);
|
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DXGASSERT(Depth > 0);
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|
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// Create the new mip-map object now
|
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// Note: we treat clones as REF_INTERNAL; because
|
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// they are owned by the resource manager which
|
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// is owned by the device.
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// Also, we adjust the usage to disable lock-flags
|
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// since we don't need lockability
|
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DWORD Usage = m_desc.Usage;
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Usage &= ~(D3DUSAGE_LOCK | D3DUSAGE_LOADONCE);
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|
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HRESULT hr;
|
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CResource *pResource = new CMipVolume(Device(),
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Width,
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Height,
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Depth,
|
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cLevels,
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Usage,
|
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m_desc.Format,
|
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Pool,
|
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REF_INTERNAL,
|
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&hr);
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|
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if (pResource == NULL)
|
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{
|
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DPF_ERR("Failed to allocate mip-volume object when copying");
|
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return E_OUTOFMEMORY;
|
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}
|
|
if (FAILED(hr))
|
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{
|
|
DPF(5, "Failed to create mip-map when doing texture management");
|
|
pResource->DecrementUseCount();
|
|
return hr;
|
|
}
|
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|
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*ppResource = pResource;
|
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|
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return hr;
|
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} // CMipVolume::Clone
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetBufferDesc"
|
|
|
|
// Provides a method to access basic structure of the
|
|
// pieces of the resource. A resource may be composed
|
|
// of one or more buffers.
|
|
const D3DBUFFER_DESC* CMipVolume::GetBufferDesc() const
|
|
{
|
|
return (const D3DBUFFER_DESC*)&m_desc;
|
|
} // CMipVolume::GetBufferDesc
|
|
|
|
|
|
|
|
// IUnknown methods
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::QueryInterface"
|
|
|
|
STDMETHODIMP CMipVolume::QueryInterface(REFIID riid,
|
|
VOID **ppvObj)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
if (!VALID_PTR_PTR(ppvObj))
|
|
{
|
|
DPF_ERR("Invalid ppvObj parameter for QueryInterface of a VolumeTexture");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (!VALID_PTR(&riid, sizeof(GUID)))
|
|
{
|
|
DPF_ERR("Invalid guid memory address to QueryInterface of a VolumeTexture");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (riid == IID_IDirect3DVolumeTexture8 ||
|
|
riid == IID_IDirect3DBaseTexture8 ||
|
|
riid == IID_IDirect3DResource8 ||
|
|
riid == IID_IUnknown)
|
|
{
|
|
*ppvObj = static_cast<void*>(static_cast<IDirect3DVolumeTexture8 *>(this));
|
|
AddRef();
|
|
return S_OK;
|
|
}
|
|
|
|
DPF_ERR("Unsupported Interface identifier passed to QueryInterface of a VolumeTexture");
|
|
|
|
// Null out param
|
|
*ppvObj = NULL;
|
|
return E_NOINTERFACE;
|
|
} // QueryInterface
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::AddRef"
|
|
|
|
STDMETHODIMP_(ULONG) CMipVolume::AddRef()
|
|
{
|
|
API_ENTER_NO_LOCK(Device());
|
|
|
|
return AddRefImpl();
|
|
} // AddRef
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::Release"
|
|
|
|
STDMETHODIMP_(ULONG) CMipVolume::Release()
|
|
{
|
|
API_ENTER_SUBOBJECT_RELEASE(Device());
|
|
|
|
return ReleaseImpl();
|
|
} // Release
|
|
|
|
// IDirect3DResource methods
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetDevice"
|
|
|
|
STDMETHODIMP CMipVolume::GetDevice(IDirect3DDevice8 **ppObj)
|
|
{
|
|
API_ENTER(Device());
|
|
return GetDeviceImpl(ppObj);
|
|
} // GetDevice
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::SetPrivateData"
|
|
|
|
STDMETHODIMP CMipVolume::SetPrivateData(REFGUID riid,
|
|
CONST VOID *pvData,
|
|
DWORD cbData,
|
|
DWORD dwFlags)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
// For the private data that 'really' belongs to the
|
|
// MipVolume, we use m_cLevels. (0 through m_cLevels-1 are for
|
|
// each of the children levels.)
|
|
|
|
return SetPrivateDataImpl(riid, pvData, cbData, dwFlags, m_cLevels);
|
|
} // SetPrivateData
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetPrivateData"
|
|
|
|
STDMETHODIMP CMipVolume::GetPrivateData(REFGUID riid,
|
|
VOID *pvData,
|
|
DWORD *pcbData)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
// For the private data that 'really' belongs to the
|
|
// MipVolume, we use m_cLevels. (0 through m_cLevels-1 are for
|
|
// each of the children levels.)
|
|
return GetPrivateDataImpl(riid, pvData, pcbData, m_cLevels);
|
|
} // GetPrivateData
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::FreePrivateData"
|
|
|
|
STDMETHODIMP CMipVolume::FreePrivateData(REFGUID riid)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
// For the private data that 'really' belongs to the
|
|
// MipVolume, we use m_cLevels. (0 through m_cLevels-1 are for
|
|
// each of the children levels.)
|
|
return FreePrivateDataImpl(riid, m_cLevels);
|
|
} // FreePrivateData
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetPriority"
|
|
|
|
STDMETHODIMP_(DWORD) CMipVolume::GetPriority()
|
|
{
|
|
API_ENTER_RET(Device(), DWORD);
|
|
|
|
return GetPriorityImpl();
|
|
} // GetPriority
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::SetPriority"
|
|
|
|
STDMETHODIMP_(DWORD) CMipVolume::SetPriority(DWORD dwPriority)
|
|
{
|
|
API_ENTER_RET(Device(), DWORD);
|
|
|
|
return SetPriorityImpl(dwPriority);
|
|
} // SetPriority
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::PreLoad"
|
|
|
|
STDMETHODIMP_(void) CMipVolume::PreLoad(void)
|
|
{
|
|
API_ENTER_VOID(Device());
|
|
|
|
PreLoadImpl();
|
|
return;
|
|
} // PreLoad
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetType"
|
|
STDMETHODIMP_(D3DRESOURCETYPE) CMipVolume::GetType(void)
|
|
{
|
|
API_ENTER_RET(Device(), D3DRESOURCETYPE);
|
|
|
|
return m_desc.Type;
|
|
} // GetType
|
|
|
|
// IDirect3DMipTexture methods
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetLOD"
|
|
|
|
STDMETHODIMP_(DWORD) CMipVolume::GetLOD()
|
|
{
|
|
API_ENTER_RET(Device(), DWORD);
|
|
|
|
return GetLODImpl();
|
|
} // GetLOD
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::SetLOD"
|
|
|
|
STDMETHODIMP_(DWORD) CMipVolume::SetLOD(DWORD dwLOD)
|
|
{
|
|
API_ENTER_RET(Device(), DWORD);
|
|
|
|
return SetLODImpl(dwLOD);
|
|
} // SetLOD
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetLevelCount"
|
|
|
|
STDMETHODIMP_(DWORD) CMipVolume::GetLevelCount()
|
|
{
|
|
API_ENTER_RET(Device(), DWORD);
|
|
|
|
return GetLevelCountImpl();
|
|
} // GetLevelCount
|
|
|
|
// IDirect3DMipVolume methods
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetDesc"
|
|
|
|
STDMETHODIMP CMipVolume::GetLevelDesc(UINT iLevel, D3DVOLUME_DESC *pDesc)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
if (iLevel >= m_cLevels)
|
|
{
|
|
DPF_ERR("Invalid level number passed GetLevelDesc for a VolumeTexture");
|
|
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
return m_VolumeArray[iLevel]->GetDesc(pDesc);
|
|
} // GetDesc
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::GetVolumeLevel"
|
|
|
|
STDMETHODIMP CMipVolume::GetVolumeLevel(UINT iLevel,
|
|
IDirect3DVolume8 **ppVolume)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
if (!VALID_PTR_PTR(ppVolume))
|
|
{
|
|
DPF_ERR("Invalid parameter passed to GetVolumeLevel");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (iLevel >= m_cLevels)
|
|
{
|
|
DPF_ERR("Invalid level number passed GetVolumeLevel");
|
|
*ppVolume = NULL;
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
*ppVolume = m_VolumeArray[iLevel];
|
|
(*ppVolume)->AddRef();
|
|
return S_OK;
|
|
} // GetSurfaceLevel
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::LockBox"
|
|
STDMETHODIMP CMipVolume::LockBox(UINT iLevel,
|
|
D3DLOCKED_BOX *pLockedBox,
|
|
CONST D3DBOX *pBox,
|
|
DWORD dwFlags)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
if (iLevel >= m_cLevels)
|
|
{
|
|
DPF_ERR("Invalid level number passed LockBox");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
return m_VolumeArray[iLevel]->LockBox(pLockedBox, pBox, dwFlags);
|
|
} // LockRect
|
|
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::UnlockRect"
|
|
|
|
STDMETHODIMP CMipVolume::UnlockBox(UINT iLevel)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
if (iLevel >= m_cLevels)
|
|
{
|
|
DPF_ERR("Invalid level number passed UnlockBox");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
return m_VolumeArray[iLevel]->UnlockBox();
|
|
} // UnlockRect
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipMap::UpdateTexture"
|
|
|
|
// This function does type-specific parameter checking
|
|
// before calling UpdateDirtyPortion
|
|
HRESULT CMipVolume::UpdateTexture(CBaseTexture *pResourceTarget)
|
|
{
|
|
CMipVolume *pTexSource = static_cast<CMipVolume*>(this);
|
|
CMipVolume *pTexDest = static_cast<CMipVolume*>(pResourceTarget);
|
|
|
|
// Figure out how many levels in the source to skip
|
|
DXGASSERT(pTexSource->m_cLevels >= pTexDest->m_cLevels);
|
|
DWORD StartLevel = pTexSource->m_cLevels - pTexDest->m_cLevels;
|
|
DXGASSERT(StartLevel < 32);
|
|
|
|
// Compute the size of the top level of the source that is
|
|
// going to be copied.
|
|
UINT SrcWidth = pTexSource->Desc()->Width;
|
|
UINT SrcHeight = pTexSource->Desc()->Height;
|
|
UINT SrcDepth = pTexSource->Desc()->Depth;
|
|
if (StartLevel > 0)
|
|
{
|
|
SrcWidth >>= StartLevel;
|
|
SrcHeight >>= StartLevel;
|
|
SrcDepth >>= StartLevel;
|
|
if (SrcWidth == 0)
|
|
SrcWidth = 1;
|
|
if (SrcHeight == 0)
|
|
SrcHeight = 1;
|
|
if (SrcDepth == 0)
|
|
SrcDepth = 1;
|
|
}
|
|
|
|
// Source and Dest should be the same sizes at this point
|
|
if (SrcWidth != pTexDest->Desc()->Width)
|
|
{
|
|
if (StartLevel)
|
|
{
|
|
DPF_ERR("Source and Destination for UpdateTexture are not"
|
|
" compatible. Since both have the same number of"
|
|
" levels; their widths must match.");
|
|
}
|
|
else
|
|
{
|
|
DPF_ERR("Source and Destination for UpdateTexture are not"
|
|
" compatible. Since they have the different numbers of"
|
|
" levels; the widths of the bottom-most levels of"
|
|
" the source must match all the corresponding levels"
|
|
" of the destination.");
|
|
}
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (SrcHeight != pTexDest->Desc()->Height)
|
|
{
|
|
if (StartLevel)
|
|
{
|
|
DPF_ERR("Source and Destination for UpdateTexture are not"
|
|
" compatible. Since both have the same number of"
|
|
" levels; their heights must match.");
|
|
}
|
|
else
|
|
{
|
|
DPF_ERR("Source and Destination for UpdateTexture are not"
|
|
" compatible. Since they have the different numbers of"
|
|
" levels; the heights of the bottom-most levels of"
|
|
" the source must match all the corresponding levels"
|
|
" of the destination.");
|
|
}
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (SrcDepth != pTexDest->Desc()->Depth)
|
|
{
|
|
if (StartLevel)
|
|
{
|
|
DPF_ERR("Source and Destination for UpdateTexture are not"
|
|
" compatible. Since both have the same number of"
|
|
" levels; their depths must match.");
|
|
}
|
|
else
|
|
{
|
|
DPF_ERR("Source and Destination for UpdateTexture are not"
|
|
" compatible. Since they have the different numbers of"
|
|
" levels; the depths of the bottom-most levels of"
|
|
" the source must match all the corresponding levels"
|
|
" of the destination.");
|
|
}
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
|
|
return UpdateDirtyPortion(pResourceTarget);
|
|
} // UpdateTexture
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::UpdateDirtyPortion"
|
|
|
|
|
|
// Tells the resource that it should copy itself
|
|
// to the target. It is the caller's responsibility
|
|
// to make sure that Target is compatible with the
|
|
// Source. (The Target may have different number of mip-levels
|
|
// and be in a different pool; however, it must have the same size,
|
|
// faces, format, etc.)
|
|
//
|
|
// This function will clear the dirty state.
|
|
HRESULT CMipVolume::UpdateDirtyPortion(CResource *pResourceTarget)
|
|
{
|
|
HRESULT hr;
|
|
|
|
// If we are clean, then do nothing
|
|
if (m_cBoxUsed == 0)
|
|
{
|
|
if (IsDirty())
|
|
{
|
|
DPF_ERR("A volume texture has been locked with D3DLOCK_NO_DIRTY_UPDATE but "
|
|
"no call to AddDirtyBox was made before the texture was used. "
|
|
"Hardware texture was not updated.");
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
// We are dirty; so we need to get some pointers
|
|
CMipVolume *pTexSource = static_cast<CMipVolume*>(this);
|
|
CMipVolume *pTexDest = static_cast<CMipVolume*>(pResourceTarget);
|
|
|
|
if (CanTexBlt(pTexDest))
|
|
{
|
|
CD3DBase *pDevice = static_cast<CD3DBase*>(Device());
|
|
|
|
if (m_cBoxUsed == MIPVOLUME_ALLDIRTY)
|
|
{
|
|
D3DBOX box;
|
|
|
|
box.Left = 0;
|
|
box.Right = Desc()->Width;
|
|
box.Top = 0;
|
|
box.Bottom = Desc()->Height;
|
|
box.Front = 0;
|
|
box.Back = Desc()->Depth;
|
|
|
|
hr = pDevice->VolBlt(pTexDest,
|
|
pTexSource,
|
|
0, 0, 0, // XYZ offset
|
|
&box);
|
|
if (FAILED(hr))
|
|
{
|
|
DPF_ERR("Failed to update volume texture; not clearing dirty state");
|
|
return hr;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DXGASSERT(m_cBoxUsed < MIPVOLUME_ALLDIRTY);
|
|
|
|
for (DWORD i = 0; i < m_cBoxUsed; i++)
|
|
{
|
|
hr = pDevice->VolBlt(pTexDest,
|
|
pTexSource,
|
|
m_DirtyBoxArray[i].Left,
|
|
m_DirtyBoxArray[i].Top,
|
|
m_DirtyBoxArray[i].Front,
|
|
&m_DirtyBoxArray[i]);
|
|
if (FAILED(hr))
|
|
{
|
|
DPF_ERR("Failed to update volume texture; not clearing dirty state");
|
|
return hr;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Remember that we did the work
|
|
m_cBoxUsed = 0;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
// We can't use TexBlt, so we have to copy each level individually
|
|
// with Lock and Copy
|
|
|
|
// Determine number of source levels to skip
|
|
DXGASSERT(pTexSource->m_cLevels >= pTexDest->m_cLevels);
|
|
DWORD StartLevel = pTexSource->m_cLevels - pTexDest->m_cLevels;
|
|
DWORD LevelsToCopy = pTexSource->m_cLevels - StartLevel;
|
|
|
|
// Sanity check
|
|
DXGASSERT(LevelsToCopy > 0);
|
|
|
|
// Get the volume desc of the top level to copy
|
|
D3DVOLUME_DESC desc;
|
|
hr = pTexDest->GetLevelDesc(0, &desc);
|
|
DXGASSERT(SUCCEEDED(hr));
|
|
|
|
BOOL IsAllDirty = FALSE;
|
|
if (m_cBoxUsed == MIPVOLUME_ALLDIRTY)
|
|
{
|
|
m_cBoxUsed = 1;
|
|
m_DirtyBoxArray[0].Left = 0;
|
|
m_DirtyBoxArray[0].Right = m_desc.Width >> StartLevel;
|
|
|
|
m_DirtyBoxArray[0].Top = 0;
|
|
m_DirtyBoxArray[0].Bottom = m_desc.Height >> StartLevel;
|
|
|
|
m_DirtyBoxArray[0].Front = 0;
|
|
m_DirtyBoxArray[0].Back = m_desc.Depth >> StartLevel;
|
|
|
|
IsAllDirty = TRUE;
|
|
}
|
|
|
|
|
|
// Determine pixel/block size and make some
|
|
// adjustments if necessary
|
|
|
|
// cbPixel is size of pixel or (if negative)
|
|
// a special value for use with AdjustForDXT
|
|
UINT cbPixel = CPixel::ComputePixelStride(desc.Format);
|
|
|
|
if (CPixel::IsDXT(cbPixel))
|
|
{
|
|
BOOL IsVolumeDXT = CPixel::IsVolumeDXT(desc.Format);
|
|
|
|
// Adjust dirty rect coords from pixels into blocks
|
|
for (DWORD iBox = 0; iBox < m_cBoxUsed; iBox++)
|
|
{
|
|
// Basically we just need to round the value
|
|
// down by 2 powers-of-two. (left/top get rounded
|
|
// down, right/bottom get rounded up)
|
|
|
|
if (IsVolumeDXT)
|
|
{
|
|
ScaleBoxDown(&m_DirtyBoxArray[iBox], 2);
|
|
}
|
|
else
|
|
{
|
|
ScaleRectDown((RECT *)&m_DirtyBoxArray[iBox], 2);
|
|
}
|
|
}
|
|
|
|
// Adjust width/height from pixels into blocks
|
|
if (IsVolumeDXT)
|
|
{
|
|
CPixel::AdjustForVolumeDXT(&desc.Width,
|
|
&desc.Height,
|
|
&desc.Depth,
|
|
&cbPixel);
|
|
}
|
|
else
|
|
{
|
|
CPixel::AdjustForDXT(&desc.Width, &desc.Height, &cbPixel);
|
|
}
|
|
}
|
|
|
|
// cbPixel is now the size of a pixel (or of a block if we've
|
|
// converted into DXT block space)
|
|
|
|
|
|
// We need to copy each volume piece by piece
|
|
for (DWORD Level = 0; Level < LevelsToCopy; Level++)
|
|
{
|
|
CVolume *pVolumeSrc;
|
|
CVolume *pVolumeDst;
|
|
|
|
DXGASSERT(Level + StartLevel < pTexSource->m_cLevels);
|
|
pVolumeSrc = pTexSource->m_VolumeArray[Level + StartLevel];
|
|
|
|
DXGASSERT(Level < pTexDest->m_cLevels);
|
|
pVolumeDst = pTexDest->m_VolumeArray[Level];
|
|
|
|
D3DLOCKED_BOX SrcBox;
|
|
D3DLOCKED_BOX DstBox;
|
|
|
|
// Lock the whole source
|
|
hr = pVolumeSrc->InternalLockBox(&SrcBox,
|
|
NULL,
|
|
D3DLOCK_READONLY);
|
|
if (FAILED(hr))
|
|
{
|
|
DPF_ERR("Failed to update volume texture; not clearing dirty state");
|
|
return hr;
|
|
}
|
|
|
|
// Lock the whole dest
|
|
hr = pVolumeDst->InternalLockBox(&DstBox,
|
|
NULL,
|
|
0);
|
|
if (FAILED(hr))
|
|
{
|
|
pVolumeSrc->InternalUnlockBox();
|
|
|
|
DPF_ERR("Failed to update volume texture; not clearing dirty state");
|
|
return hr;
|
|
}
|
|
|
|
// Can we do this with one big memcpy, or do we need
|
|
// to break it up?
|
|
if (IsAllDirty &&
|
|
(SrcBox.RowPitch == DstBox.RowPitch) &&
|
|
(SrcBox.SlicePitch == DstBox.SlicePitch) &&
|
|
(SrcBox.RowPitch == (int)(desc.Width * cbPixel)) &&
|
|
(SrcBox.SlicePitch == (int)(SrcBox.RowPitch * desc.Height)))
|
|
{
|
|
BYTE *pSrc = (BYTE*) SrcBox.pBits;
|
|
BYTE *pDst = (BYTE*) DstBox.pBits;
|
|
memcpy(pDst, pSrc, SrcBox.SlicePitch * desc.Depth);
|
|
}
|
|
else
|
|
{
|
|
// Copy each dirty box one by one
|
|
for (DWORD iBox = 0; iBox < m_cBoxUsed; iBox++)
|
|
{
|
|
D3DBOX *pBox = &m_DirtyBoxArray[iBox];
|
|
|
|
BYTE *pSrc = (BYTE*) SrcBox.pBits;
|
|
pSrc += pBox->Front * SrcBox.SlicePitch;
|
|
pSrc += pBox->Top * SrcBox.RowPitch;
|
|
pSrc += pBox->Left * cbPixel;
|
|
|
|
BYTE *pDst = (BYTE*) DstBox.pBits;
|
|
pDst += pBox->Front * DstBox.SlicePitch;
|
|
pDst += pBox->Top * DstBox.RowPitch;
|
|
pDst += pBox->Left * cbPixel;
|
|
|
|
for (DWORD i = pBox->Front; i < pBox->Back; i++)
|
|
{
|
|
BYTE *pDepthDst = pDst;
|
|
BYTE *pDepthSrc = pSrc;
|
|
DWORD cbSpan = cbPixel * (pBox->Right - pBox->Left);
|
|
|
|
for (DWORD j = pBox->Top; j < pBox->Bottom; j++)
|
|
{
|
|
memcpy(pDst, pSrc, cbSpan);
|
|
pDst += DstBox.RowPitch;
|
|
pSrc += SrcBox.RowPitch;
|
|
}
|
|
pDst = pDepthDst + DstBox.SlicePitch;
|
|
pSrc = pDepthSrc + SrcBox.SlicePitch;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Release our locks
|
|
hr = pVolumeDst->InternalUnlockBox();
|
|
DXGASSERT(SUCCEEDED(hr));
|
|
|
|
hr = pVolumeSrc->InternalUnlockBox();
|
|
DXGASSERT(SUCCEEDED(hr));
|
|
|
|
// Is the last one?
|
|
if (Level+1 < LevelsToCopy)
|
|
{
|
|
// Shrink the desc
|
|
desc.Width >>= 1;
|
|
if (desc.Width == 0)
|
|
desc.Width = 1;
|
|
desc.Height >>= 1;
|
|
if (desc.Height == 0)
|
|
desc.Height = 1;
|
|
desc.Depth >>= 1;
|
|
if (desc.Depth == 0)
|
|
desc.Depth = 1;
|
|
|
|
// Shrink the boxes
|
|
for (DWORD iBox = 0; iBox < m_cBoxUsed; iBox++)
|
|
{
|
|
ScaleBoxDown(&m_DirtyBoxArray[iBox]);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
DPF_ERR("Failed to update volume texture; not clearing dirty state");
|
|
|
|
return hr;
|
|
}
|
|
|
|
// Remember that we did the work
|
|
m_cBoxUsed = 0;
|
|
|
|
// Notify Resource base class that we are now clean
|
|
OnResourceClean();
|
|
DXGASSERT(!IsDirty());
|
|
|
|
return S_OK;
|
|
} // CMipVolume::UpdateDirtyPortion
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::MarkAllDirty"
|
|
|
|
// Allows the Resource Manager to mark the texture
|
|
// as needing to be completely updated on next
|
|
// call to UpdateDirtyPortion
|
|
void CMipVolume::MarkAllDirty()
|
|
{
|
|
// Set palette to __INVALIDPALETTE so that UpdateTextures
|
|
// calls the DDI SetPalette the next time.
|
|
SetPalette(__INVALIDPALETTE);
|
|
|
|
// Send dirty notification
|
|
m_cBoxUsed = MIPVOLUME_ALLDIRTY;
|
|
|
|
// Notify Resource base class that we are now dirty
|
|
OnResourceDirty();
|
|
|
|
return;
|
|
} // CMipVolume::MarkAllDirty
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::OnVolumeLock"
|
|
|
|
// Methods for the Volumes to call
|
|
// Notification when a mip-level is locked for writing
|
|
void CMipVolume::OnVolumeLock(DWORD iLevel, CONST D3DBOX *pBox, DWORD dwFlags)
|
|
{
|
|
// Need to Sync first
|
|
Sync();
|
|
|
|
// We only care about the top-most level of the mip-map
|
|
if (iLevel != 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Send dirty notification
|
|
OnResourceDirty();
|
|
|
|
// If we're not all dirty or if the lock specifies
|
|
// that we don't keep track of the lock then
|
|
// remember the box
|
|
if (m_cBoxUsed != MIPVOLUME_ALLDIRTY &&
|
|
!(dwFlags & D3DLOCK_NO_DIRTY_UPDATE))
|
|
{
|
|
InternalAddDirtyBox(pBox);
|
|
}
|
|
|
|
return;
|
|
} // CMipVolume::OnVolumeLock
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::AddDirtyBox"
|
|
|
|
STDMETHODIMP CMipVolume::AddDirtyBox(CONST D3DBOX *pBox)
|
|
{
|
|
API_ENTER(Device());
|
|
|
|
if (pBox != NULL && !VALID_PTR(pBox, sizeof(D3DBOX)))
|
|
{
|
|
DPF_ERR("Invalid parameter to AddDirtyBox");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
|
|
if (pBox)
|
|
{
|
|
if (!CPixel::IsValidBox(Desc()->Format,
|
|
Desc()->Width,
|
|
Desc()->Height,
|
|
Desc()->Depth,
|
|
pBox))
|
|
{
|
|
DPF_ERR("AddDirtyBox for a Volume Texture failed");
|
|
return D3DERR_INVALIDCALL;
|
|
}
|
|
}
|
|
|
|
InternalAddDirtyBox(pBox);
|
|
return S_OK;
|
|
} // AddDirtyBox
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::InternalAddDirtyBox"
|
|
|
|
void CMipVolume::InternalAddDirtyBox(CONST D3DBOX *pBox)
|
|
{
|
|
// If driver managed then batch token
|
|
if (Desc()->Pool == D3DPOOL_MANAGED && !IsD3DManaged())
|
|
{
|
|
D3DBOX Box;
|
|
DXGASSERT((Device()->GetD3DCaps()->Caps2 & DDCAPS2_CANMANAGERESOURCE) != 0);
|
|
if (pBox == NULL)
|
|
{
|
|
Box.Left = 0;
|
|
Box.Top = 0;
|
|
Box.Front = 0;
|
|
Box.Right = Desc()->Width;
|
|
Box.Bottom = Desc()->Height;
|
|
Box.Back = Desc()->Depth;
|
|
}
|
|
else
|
|
{
|
|
Box = *pBox;
|
|
}
|
|
static_cast<CD3DBase*>(Device())->AddDirtyBox(this, &Box); // This will fail only due to catastrophic
|
|
// error and we or the app can't do a
|
|
// a whole lot about it, so return nothing
|
|
return;
|
|
}
|
|
|
|
// Need to mark dirty bit in CResource so that the resource manager works correctly.
|
|
OnResourceDirty();
|
|
|
|
// If everything is being modified; then we're totally dirty
|
|
if (pBox == NULL)
|
|
{
|
|
m_cBoxUsed = MIPVOLUME_ALLDIRTY;
|
|
return;
|
|
}
|
|
|
|
// If we're all dirty, we can't get dirtier
|
|
if (m_cBoxUsed == MIPVOLUME_ALLDIRTY)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// If the rect is the entire surface then we're all dirty
|
|
DXGASSERT(pBox != NULL);
|
|
if (pBox->Left == 0 &&
|
|
pBox->Top == 0 &&
|
|
pBox->Front == 0 &&
|
|
pBox->Right == Desc()->Width &&
|
|
pBox->Bottom == Desc()->Height &&
|
|
pBox->Back == Desc()->Depth)
|
|
{
|
|
m_cBoxUsed = MIPVOLUME_ALLDIRTY;
|
|
return;
|
|
}
|
|
|
|
// If we have filled up our boxes; then we're also all dirty now
|
|
if (m_cBoxUsed == MIPVOLUME_MAXDIRTYBOX)
|
|
{
|
|
m_cBoxUsed = MIPVOLUME_ALLDIRTY;
|
|
return;
|
|
}
|
|
|
|
// Remember this rect
|
|
DXGASSERT(m_cBoxUsed < MIPVOLUME_MAXDIRTYBOX);
|
|
DXGASSERT(pBox != NULL);
|
|
m_DirtyBoxArray[m_cBoxUsed] = *pBox;
|
|
m_cBoxUsed++;
|
|
|
|
// We're done now.
|
|
return;
|
|
|
|
} // InternalAddDirtyBox
|
|
|
|
|
|
#undef DPF_MODNAME
|
|
#define DPF_MODNAME "CMipVolume::IsTextureLocked"
|
|
|
|
// Debug only parameter checking do determine if a piece
|
|
// of a mip-chain is locked
|
|
#ifdef DEBUG
|
|
BOOL CMipVolume::IsTextureLocked()
|
|
{
|
|
for (UINT iLevel = 0; iLevel < m_cLevels; iLevel++)
|
|
{
|
|
if (m_VolumeArray[iLevel]->IsLocked())
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
|
|
} // IsTextureLocked
|
|
#endif // !DEBUG
|
|
|
|
// End of file : mipvol.cpp
|