libs/vkd3d: Allocate CPU memory for descriptors.

This commit is contained in:
Henri Verbeet 2016-09-30 13:03:45 +02:00
parent cd37442fd0
commit 9262f87249
3 changed files with 60 additions and 3 deletions

View File

@ -685,9 +685,26 @@ static HRESULT STDMETHODCALLTYPE d3d12_device_CreateDescriptorHeap(ID3D12Device
static UINT STDMETHODCALLTYPE d3d12_device_GetDescriptorHandleIncrementSize(ID3D12Device *iface,
D3D12_DESCRIPTOR_HEAP_TYPE descriptor_heap_type)
{
FIXME("iface %p, descriptor_heap_type %#x stub!\n", iface, descriptor_heap_type);
TRACE("iface %p, descriptor_heap_type %#x.\n", iface, descriptor_heap_type);
return 0;
switch (descriptor_heap_type)
{
case D3D12_DESCRIPTOR_HEAP_TYPE_CBV_SRV_UAV:
return sizeof(struct d3d12_cbv_srv_uav_desc);
case D3D12_DESCRIPTOR_HEAP_TYPE_SAMPLER:
return sizeof(struct d3d12_sampler_desc);
case D3D12_DESCRIPTOR_HEAP_TYPE_RTV:
return sizeof(struct d3d12_rtv_desc);
case D3D12_DESCRIPTOR_HEAP_TYPE_DSV:
return sizeof(struct d3d12_dsv_desc);
default:
FIXME("Unhandled type %#x.\n", descriptor_heap_type);
return 0;
}
}
static HRESULT STDMETHODCALLTYPE d3d12_device_CreateRootSignature(ID3D12Device *iface,

View File

@ -830,12 +830,28 @@ static void d3d12_descriptor_heap_init(struct d3d12_descriptor_heap *descriptor_
HRESULT d3d12_descriptor_heap_create(struct d3d12_device *device,
const D3D12_DESCRIPTOR_HEAP_DESC *desc, struct d3d12_descriptor_heap **descriptor_heap)
{
size_t max_descriptor_count, descriptor_size;
struct d3d12_descriptor_heap *object;
if (!(object = vkd3d_malloc(sizeof(*object))))
if (!(descriptor_size = ID3D12Device_GetDescriptorHandleIncrementSize(&device->ID3D12Device_iface, desc->Type)))
{
WARN("No descriptor size for descriptor type %#x.\n", desc->Type);
return E_INVALIDARG;
}
max_descriptor_count = (~(size_t)0 - sizeof(*object)) / descriptor_size;
if (desc->NumDescriptors > max_descriptor_count)
{
WARN("Invalid descriptor count %u (max %zu).\n", desc->NumDescriptors, max_descriptor_count);
return E_OUTOFMEMORY;
}
if (!(object = vkd3d_malloc(offsetof(struct d3d12_descriptor_heap,
descriptors[descriptor_size * desc->NumDescriptors]))))
return E_OUTOFMEMORY;
d3d12_descriptor_heap_init(object, device, desc);
memset(object->descriptors, 0, descriptor_size * desc->NumDescriptors);
TRACE("Created descriptor heap %p.\n", object);

View File

@ -33,6 +33,8 @@
#include <assert.h>
#define VKD3D_DESCRIPTOR_MAGIC_FREE 0x00000000u
struct d3d12_command_list;
struct d3d12_device;
@ -83,6 +85,26 @@ HRESULT d3d12_committed_resource_create(struct d3d12_device *device,
const D3D12_RESOURCE_DESC *desc, D3D12_RESOURCE_STATES initial_state,
const D3D12_CLEAR_VALUE *optimized_clear_value, struct d3d12_resource **resource) DECLSPEC_HIDDEN;
struct d3d12_cbv_srv_uav_desc
{
uint32_t magic;
};
struct d3d12_sampler_desc
{
uint32_t magic;
};
struct d3d12_rtv_desc
{
uint32_t magic;
};
struct d3d12_dsv_desc
{
uint32_t magic;
};
/* ID3D12DescriptorHeap */
struct d3d12_descriptor_heap
{
@ -92,6 +114,8 @@ struct d3d12_descriptor_heap
D3D12_DESCRIPTOR_HEAP_DESC desc;
struct d3d12_device *device;
BYTE descriptors[];
};
HRESULT d3d12_descriptor_heap_create(struct d3d12_device *device,