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vkd3d: Implement d3d12_device_GetResourceAllocationInfo() for textures.

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In Vulkan, we have to create an image to get its memory requirements.
It would be very helpful if we could get the memory requirements without
creating a resource.

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia
2018-09-25 14:13:02 +02:00
committed by Alexandre Julliard
parent ded908c515
commit 0014c4fbf9
3 changed files with 73 additions and 17 deletions
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24
libs/vkd3d/resource.c
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@@ -409,6 +409,30 @@ static HRESULT vkd3d_create_image(struct d3d12_device *device,
return S_OK;
}
HRESULT vkd3d_get_image_allocation_info(struct d3d12_device *device,
const D3D12_RESOURCE_DESC *desc, D3D12_RESOURCE_ALLOCATION_INFO *allocation_info)
{
static const D3D12_HEAP_PROPERTIES heap_properties = {D3D12_HEAP_TYPE_DEFAULT};
const struct vkd3d_vk_device_procs *vk_procs = &device->vk_procs;
VkMemoryRequirements requirements;
VkImage vk_image;
HRESULT hr;
assert(desc->Dimension != D3D12_RESOURCE_DIMENSION_BUFFER);
/* XXX: We have to create an image to get its memory requirements. */
if (SUCCEEDED(hr = vkd3d_create_image(device, &heap_properties, 0, desc, &vk_image)))
{
VK_CALL(vkGetImageMemoryRequirements(device->vk_device, vk_image, &requirements));
VK_CALL(vkDestroyImage(device->vk_device, vk_image, NULL));
allocation_info->SizeInBytes = requirements.size;
allocation_info->Alignment = requirements.alignment;
}
return hr;
}
static unsigned int vkd3d_select_memory_type(struct d3d12_device *device, uint32_t memory_type_mask,
const D3D12_HEAP_PROPERTIES *heap_properties, D3D12_HEAP_FLAGS heap_flags)
{