HRESULT CDxtexDoc::LoadSurfaceFromVolumeSlice(LPDIRECT3DVOLUME9 pVolume, UINT iSlice, LPDIRECT3DSURFACE9 psurf)
{
HRESULT hr;
D3DVOLUME_DESC vd;
D3DLOCKED_BOX lb;
D3DBOX box;
RECT rc;
pVolume->GetDesc(&vd);
box.Left = 0;
box.Right = vd.Width;
box.Top = 0;
box.Bottom = vd.Height;
box.Front = iSlice;
box.Back = iSlice + 1;
rc.left = 0;
rc.right = vd.Width;
rc.top = 0;
rc.bottom = vd.Height;
hr = pVolume->LockBox(&lb, &box, 0);
if (FAILED(hr))
return hr;
hr = D3DXLoadSurfaceFromMemory(psurf, NULL, NULL, lb.pBits, vd.Format, lb.RowPitch,
NULL, &rc, D3DX_DEFAULT, 0);
pVolume->UnlockBox();
return hr;
}
HRESULT CDxtexDoc::LoadVolumeSliceFromSurface(LPDIRECT3DVOLUME9 pVolume, UINT iSlice, LPDIRECT3DSURFACE9 psurf)
{
HRESULT hr;
D3DSURFACE_DESC sd;
D3DVOLUME_DESC vd;
D3DLOCKED_RECT lr;
D3DBOX boxSrc;
D3DBOX boxDest;
psurf->GetDesc(&sd);
pVolume->GetDesc(&vd);
boxSrc.Left = 0;
boxSrc.Right = sd.Width;
boxSrc.Top = 0;
boxSrc.Bottom = sd.Height;
boxSrc.Front = 0;
boxSrc.Back = 1;
boxDest.Left = 0;
boxDest.Right = vd.Width;
boxDest.Top = 0;
boxDest.Bottom = vd.Height;
boxDest.Front = iSlice;
boxDest.Back = iSlice + 1;
hr = psurf->LockRect(&lr, NULL, 0);
if (FAILED(hr))
return hr;
hr = D3DXLoadVolumeFromMemory(pVolume, NULL, &boxDest, lr.pBits, sd.Format, lr.Pitch,
0, NULL, &boxSrc, D3DX_DEFAULT, 0);
psurf->UnlockRect();
return hr;
}
//-----------------------------------------------------------------------------
// loadTexture - raw
//-----------------------------------------------------------------------------
bool GFXD3D9TextureManager::_loadTexture( GFXTextureObject *inTex, void *raw )
{
PROFILE_SCOPE(GFXD3D9TextureManager_loadTextureRaw);
GFXD3D9TextureObject *texture = (GFXD3D9TextureObject *) inTex;
// currently only for volume textures...
if( texture->getDepth() < 1 ) return false;
U32 bytesPerPix = 1;
switch( texture->mFormat )
{
case GFXFormatR8G8B8:
bytesPerPix = 3;
break;
case GFXFormatR8G8B8A8:
case GFXFormatR8G8B8X8:
bytesPerPix = 4;
break;
}
U32 rowPitch = texture->getWidth() * bytesPerPix;
U32 slicePitch = texture->getWidth() * texture->getHeight() * bytesPerPix;
D3DBOX box;
box.Left = 0;
box.Right = texture->getWidth();
box.Front = 0;
box.Back = texture->getDepth();
box.Top = 0;
box.Bottom = texture->getHeight();
LPDIRECT3DVOLUME9 volume = NULL;
D3D9Assert( texture->get3DTex()->GetVolumeLevel( 0, &volume ), "Failed to load volume" );
#ifdef TORQUE_OS_XENON
D3DLOCKED_BOX lockedBox;
volume->LockBox( &lockedBox, &box, 0 );
dMemcpy( lockedBox.pBits, raw, slicePitch * texture->getDepth() );
volume->UnlockBox();
#else
D3D9Assert(
GFXD3DX.D3DXLoadVolumeFromMemory(
volume,
NULL,
NULL,
raw,
GFXD3D9TextureFormat[texture->mFormat],
rowPitch,
slicePitch,
NULL,
&box,
#ifdef TORQUE_OS_XENON
false, 0, 0, 0, // Unique to Xenon -pw
#endif
D3DX_FILTER_NONE,
0
),
"Failed to load volume texture"
);
#endif
volume->Release();
return true;
}