HRESULT volumetexture_init(IWineD3DVolumeTextureImpl *texture, UINT width, UINT height,
UINT depth, UINT levels, IWineD3DDeviceImpl *device, DWORD usage, WINED3DFORMAT format,
WINED3DPOOL pool, IUnknown *parent, const struct wined3d_parent_ops *parent_ops
#ifdef VBOX_WITH_WDDM
, HANDLE *shared_handle
, void **pavClientMem
#endif
)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
const struct wined3d_format_desc *format_desc = getFormatDescEntry(format, gl_info);
UINT tmp_w, tmp_h, tmp_d;
unsigned int i;
HRESULT hr;
#ifdef VBOX_WITH_WDDM
if (shared_handle)
{
ERR("shared handle support for volume textures not impemented yet, ignoring!");
}
#endif
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= format)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
if (!gl_info->supported[EXT_TEXTURE3D])
{
WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Calculate levels for mip mapping. */
if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(max(max(width, height), depth)) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
texture->lpVtbl = &IWineD3DVolumeTexture_Vtbl;
hr = basetexture_init((IWineD3DBaseTextureImpl *)texture, levels, WINED3DRTYPE_VOLUMETEXTURE,
device, 0, usage, format_desc, pool, parent, parent_ops
#ifdef VBOX_WITH_WDDM
, shared_handle, pavClientMem
#endif
);
if (FAILED(hr))
{
WARN("Failed to initialize basetexture, returning %#x.\n", hr);
return hr;
}
/* Is NP2 support for volumes needed? */
texture->baseTexture.pow2Matrix[0] = 1.0f;
texture->baseTexture.pow2Matrix[5] = 1.0f;
texture->baseTexture.pow2Matrix[10] = 1.0f;
texture->baseTexture.pow2Matrix[15] = 1.0f;
/* Generate all the surfaces. */
tmp_w = width;
tmp_h = height;
tmp_d = depth;
for (i = 0; i < texture->baseTexture.levels; ++i)
{
/* Create the volume. */
#ifdef VBOX_WITH_WDDM
hr = IWineD3DDeviceParent_CreateVolume(device->device_parent, parent,
tmp_w, tmp_h, tmp_d, format, pool, usage, &texture->volumes[i]
, shared_handle, pavClientMem ? pavClientMem[i] : NULL);
#else
hr = IWineD3DDeviceParent_CreateVolume(device->device_parent, parent,
tmp_w, tmp_h, tmp_d, format, pool, usage, &texture->volumes[i]);
#endif
if (FAILED(hr))
{
ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
texture->volumes[i] = NULL;
volumetexture_cleanup(texture);
return hr;
}
/* Set its container to this texture. */
IWineD3DVolume_SetContainer(texture->volumes[i], (IWineD3DBase *)texture);
/* Calculate the next mipmap level. */
tmp_w = max(1, tmp_w >> 1);
tmp_h = max(1, tmp_h >> 1);
tmp_d = max(1, tmp_d >> 1);
}
texture->baseTexture.internal_preload = volumetexture_internal_preload;
return WINED3D_OK;
}
HRESULT volumetexture_init(IWineD3DBaseTextureImpl *texture, UINT width, UINT height,
UINT depth, UINT levels, IWineD3DDeviceImpl *device, DWORD usage, enum wined3d_format_id format_id,
WINED3DPOOL pool, void *parent, const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
UINT tmp_w, tmp_h, tmp_d;
unsigned int i;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= format_id)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
if (!gl_info->supported[EXT_TEXTURE3D])
{
WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Calculate levels for mip mapping. */
if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(max(max(width, height), depth)) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
texture->lpVtbl = &IWineD3DVolumeTexture_Vtbl;
hr = basetexture_init((IWineD3DBaseTextureImpl *)texture, &volumetexture_ops,
1, levels, WINED3DRTYPE_VOLUMETEXTURE, device, usage, format, pool,
parent, parent_ops, &volumetexture_resource_ops);
if (FAILED(hr))
{
WARN("Failed to initialize basetexture, returning %#x.\n", hr);
return hr;
}
/* Is NP2 support for volumes needed? */
texture->baseTexture.pow2Matrix[0] = 1.0f;
texture->baseTexture.pow2Matrix[5] = 1.0f;
texture->baseTexture.pow2Matrix[10] = 1.0f;
texture->baseTexture.pow2Matrix[15] = 1.0f;
texture->baseTexture.target = GL_TEXTURE_3D;
/* Generate all the surfaces. */
tmp_w = width;
tmp_h = height;
tmp_d = depth;
for (i = 0; i < texture->baseTexture.level_count; ++i)
{
IWineD3DVolume *volume;
/* Create the volume. */
hr = IWineD3DDeviceParent_CreateVolume(device->device_parent, parent,
tmp_w, tmp_h, tmp_d, format_id, pool, usage, &volume);
if (FAILED(hr))
{
ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
volumetexture_cleanup(texture);
return hr;
}
/* Set its container to this texture. */
volume_set_container((IWineD3DVolumeImpl *)volume, texture);
texture->baseTexture.sub_resources[i] = &((IWineD3DVolumeImpl *)volume)->resource;
/* Calculate the next mipmap level. */
tmp_w = max(1, tmp_w >> 1);
tmp_h = max(1, tmp_h >> 1);
tmp_d = max(1, tmp_d >> 1);
}
return WINED3D_OK;
}
