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libs/vkd3d: Implement d3d12_device_CreateConstantBufferView().

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This commit is contained in:
Józef Kucia
2017-08-04 17:06:33 +02:00
parent 6de74f6cc3
commit 0859b94833
4 changed files with 39 additions and 1 deletions
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31
libs/vkd3d/resource.c
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@@ -763,6 +763,7 @@ static void d3d12_cbv_srv_uav_desc_destroy(struct d3d12_cbv_srv_uav_desc *descri
{
const struct vkd3d_vk_device_procs *vk_procs = &device->vk_procs;
/* Nothing to do for VKD3D_DESCRIPTOR_MAGIC_CBV. */
if (descriptor->magic == VKD3D_DESCRIPTOR_MAGIC_SRV)
{
VK_CALL(vkDestroyImageView(device->vk_device, descriptor->u.vk_image_view, NULL));
@@ -828,6 +829,36 @@ static VkResult vkd3d_create_texture_view(struct d3d12_device *device,
return vr;
}
void d3d12_cbv_srv_uav_desc_create_cbv(struct d3d12_cbv_srv_uav_desc *descriptor,
struct d3d12_device *device, const D3D12_CONSTANT_BUFFER_VIEW_DESC *desc)
{
struct VkDescriptorBufferInfo *buffer_info;
struct d3d12_resource *resource;
d3d12_cbv_srv_uav_desc_destroy(descriptor, device);
if (!desc)
{
WARN("Constant buffer desc is NULL.\n");
return;
}
if (desc->SizeInBytes & (D3D12_CONSTANT_BUFFER_DATA_PLACEMENT_ALIGNMENT - 1))
{
WARN("Size is not %u bytes aligned.\n", D3D12_CONSTANT_BUFFER_DATA_PLACEMENT_ALIGNMENT);
return;
}
resource = vkd3d_gpu_va_allocator_dereference(&device->gpu_va_allocator, desc->BufferLocation);
buffer_info = &descriptor->u.vk_cbv_info;
buffer_info->buffer = resource->u.vk_buffer;
buffer_info->offset = desc->BufferLocation - resource->gpu_address;
buffer_info->range = min(desc->SizeInBytes, resource->desc.Width - buffer_info->offset);
descriptor->magic = VKD3D_DESCRIPTOR_MAGIC_CBV;
descriptor->vk_descriptor_type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
}
void d3d12_cbv_srv_uav_desc_create_srv(struct d3d12_cbv_srv_uav_desc *descriptor,
struct d3d12_device *device, struct d3d12_resource *resource,
const D3D12_SHADER_RESOURCE_VIEW_DESC *desc)