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libs/vkd3d: Factor out d3d12_root_signature_init_root_descriptor_tables() function.

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This commit is contained in:
Józef Kucia 2017-08-11 13:58:04 +02:00
parent cc0cfb5a81
commit 5a9b625522
1 changed files with 71 additions and 85 deletions
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156
libs/vkd3d/state.c
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@ -627,6 +627,72 @@ static uint32_t d3d12_root_signature_assign_vk_bindings(struct d3d12_root_signat
return first_binding;
}
static HRESULT d3d12_root_signature_init_root_descriptor_tables(struct d3d12_root_signature *root_signature,
const D3D12_ROOT_SIGNATURE_DESC *desc, struct vkd3d_descriptor_set_context *context)
{
VkDescriptorSetLayoutBinding *cur_binding = context->current_binding;
const D3D12_DESCRIPTOR_RANGE *descriptor_range;
struct d3d12_root_descriptor_table *table;
unsigned int i, j, k, range_count;
uint32_t vk_binding;
for (i = 0; i < desc->NumParameters; ++i)
{
const D3D12_ROOT_PARAMETER *p = &desc->pParameters[i];
if (p->ParameterType != D3D12_ROOT_PARAMETER_TYPE_DESCRIPTOR_TABLE)
continue;
table = &root_signature->parameters[i].u.descriptor_table;
range_count = p->u.DescriptorTable.NumDescriptorRanges;
root_signature->parameters[i].parameter_type = p->ParameterType;
table->range_count = range_count;
if (!(table->ranges = vkd3d_calloc(table->range_count, sizeof(*table->ranges))))
return E_OUTOFMEMORY;
for (j = 0; j < range_count; ++j)
{
descriptor_range = &p->u.DescriptorTable.pDescriptorRanges[j];
vk_binding = d3d12_root_signature_assign_vk_bindings(root_signature,
vkd3d_descriptor_type_from_d3d12_range_type(descriptor_range->RangeType),
descriptor_range->BaseShaderRegister, descriptor_range->NumDescriptors,
false, true, context);
/* Unroll descriptor range. */
for (k = 0; k < descriptor_range->NumDescriptors; ++k)
{
uint32_t vk_current_binding = vk_binding + k;
if (descriptor_range->RangeType == D3D12_DESCRIPTOR_RANGE_TYPE_SRV
|| descriptor_range->RangeType == D3D12_DESCRIPTOR_RANGE_TYPE_UAV)
{
vk_current_binding = vk_binding + 2 * k;
/* Assign binding for image view. */
if (!vk_binding_from_d3d12_descriptor_range(cur_binding,
descriptor_range, p->ShaderVisibility, false, vk_current_binding + 1))
return E_NOTIMPL;
++cur_binding;
}
if (!vk_binding_from_d3d12_descriptor_range(cur_binding,
descriptor_range, p->ShaderVisibility, true, vk_current_binding))
return E_NOTIMPL;
++cur_binding;
}
table->ranges[j].binding = vk_binding;
table->ranges[j].descriptor_count = descriptor_range->NumDescriptors;
}
}
context->current_binding = cur_binding;
return S_OK;
}
static HRESULT d3d12_root_signature_init_root_descriptors(struct d3d12_root_signature *root_signature,
const D3D12_ROOT_SIGNATURE_DESC *desc, struct vkd3d_descriptor_set_context *context)
{
@ -706,10 +772,8 @@ static HRESULT d3d12_root_signature_init(struct d3d12_root_signature *root_signa
struct VkPipelineLayoutCreateInfo pipeline_layout_info;
struct VkDescriptorSetLayoutCreateInfo set_desc;
struct vkd3d_descriptor_set_context context;
VkDescriptorSetLayoutBinding *cur_binding;
struct d3d12_root_signature_info info;
uint32_t push_constant_count;
unsigned int i, j, k;
VkResult vr;
HRESULT hr;
@ -755,8 +819,10 @@ static HRESULT d3d12_root_signature_init(struct d3d12_root_signature *root_signa
if (!(root_signature->static_samplers = vkd3d_calloc(root_signature->static_sampler_count,
sizeof(*root_signature->static_samplers))))
goto fail;
if (!(context.binding_desc = vkd3d_calloc(info.descriptor_count, sizeof(*context.binding_desc))))
goto fail;
context.current_binding = context.binding_desc;
if (FAILED(hr = d3d12_root_signature_init_descriptor_pool_size(root_signature, &info)))
goto fail;
@ -765,92 +831,12 @@ static HRESULT d3d12_root_signature_init(struct d3d12_root_signature *root_signa
push_constants, &push_constant_count)))
goto fail;
context.descriptor_index = 0;
cur_binding = context.binding_desc;
for (i = 0; i < desc->NumParameters; ++i)
{
const D3D12_ROOT_PARAMETER *p = &desc->pParameters[i];
if (p->ParameterType == D3D12_ROOT_PARAMETER_TYPE_32BIT_CONSTANTS)
continue;
switch (p->ParameterType)
{
case D3D12_ROOT_PARAMETER_TYPE_DESCRIPTOR_TABLE:
{
struct d3d12_root_descriptor_table *table = &root_signature->parameters[i].u.descriptor_table;
unsigned int range_count = p->u.DescriptorTable.NumDescriptorRanges;
root_signature->parameters[i].parameter_type = p->ParameterType;
table->range_count = range_count;
if (!(table->ranges = vkd3d_calloc(table->range_count, sizeof(*table->ranges))))
{
hr = E_OUTOFMEMORY;
goto fail;
}
for (j = 0; j < range_count; ++j)
{
const D3D12_DESCRIPTOR_RANGE *descriptor_range = &p->u.DescriptorTable.pDescriptorRanges[j];
uint32_t vk_binding;
vk_binding = d3d12_root_signature_assign_vk_bindings(root_signature,
vkd3d_descriptor_type_from_d3d12_range_type(descriptor_range->RangeType),
descriptor_range->BaseShaderRegister, descriptor_range->NumDescriptors,
false, true, &context);
/* Unroll descriptor range. */
for (k = 0; k < descriptor_range->NumDescriptors; ++k)
{
uint32_t vk_current_binding = vk_binding + k;
if (descriptor_range->RangeType == D3D12_DESCRIPTOR_RANGE_TYPE_SRV
|| descriptor_range->RangeType == D3D12_DESCRIPTOR_RANGE_TYPE_UAV)
{
vk_current_binding = vk_binding + 2 * k;
/* Assign binding for image view. */
if (!vk_binding_from_d3d12_descriptor_range(cur_binding,
descriptor_range, p->ShaderVisibility, false, vk_current_binding + 1))
{
hr = E_NOTIMPL;
goto fail;
}
++cur_binding;
}
if (!vk_binding_from_d3d12_descriptor_range(cur_binding,
descriptor_range, p->ShaderVisibility, true, vk_current_binding))
{
hr = E_NOTIMPL;
goto fail;
}
++cur_binding;
}
table->ranges[j].binding = vk_binding;
table->ranges[j].descriptor_count = descriptor_range->NumDescriptors;
}
break;
}
case D3D12_ROOT_PARAMETER_TYPE_CBV:
case D3D12_ROOT_PARAMETER_TYPE_SRV:
case D3D12_ROOT_PARAMETER_TYPE_UAV:
break;
default:
FIXME("Unhandled type %#x for parameter %u.\n", p->ParameterType, i);
hr = E_NOTIMPL;
goto fail;
}
}
context.current_binding = cur_binding;
if (FAILED(hr = d3d12_root_signature_init_root_descriptors(root_signature, desc, &context)))
goto fail;
if (FAILED(hr = d3d12_root_signature_init_root_descriptor_tables(root_signature, desc, &context)))
goto fail;
if (FAILED(hr = d3d12_root_signature_init_static_samplers(root_signature, device, desc, &context)))
goto fail;