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VideoBackends:D3D12: Add support for vertex shader point and line expansion

This commit is contained in:
TellowKrinkle 2022-09-30 22:12:08 -05:00
parent 9624479933
commit 1eeba6dcca
3 changed files with 16 additions and 8 deletions
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18
Source/Core/VideoBackends/D3D12/D3D12Renderer.cpp
View File

@ -19,6 +19,14 @@
namespace DX12
{
static bool UsesDynamicVertexLoader(const AbstractPipeline* pipeline)
{
const AbstractPipelineUsage usage = static_cast<const DXPipeline*>(pipeline)->GetUsage();
return (g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader &&
usage == AbstractPipelineUsage::GXUber) ||
(g_ActiveConfig.UseVSForLinePointExpand() && usage != AbstractPipelineUsage::Utility);
}
Renderer::Renderer(std::unique_ptr<SwapChain> swap_chain, float backbuffer_scale)
: ::Renderer(swap_chain ? swap_chain->GetWidth() : 0, swap_chain ? swap_chain->GetHeight() : 0,
backbuffer_scale,
@ -364,8 +372,7 @@ void Renderer::DrawIndexed(u32 base_index, u32 num_indices, u32 base_vertex)
return;
// DX12 is great and doesn't include the base vertex in SV_VertexID
if (static_cast<const DXPipeline*>(m_current_pipeline)->GetUsage() ==
AbstractPipelineUsage::GXUber)
if (UsesDynamicVertexLoader(m_current_pipeline))
g_dx_context->GetCommandList()->SetGraphicsRoot32BitConstant(
ROOT_PARAMETER_BASE_VERTEX_CONSTANT, base_vertex, 0);
g_dx_context->GetCommandList()->DrawIndexedInstanced(num_indices, 1, base_index, base_vertex, 0);
@ -601,8 +608,7 @@ bool Renderer::ApplyState()
}
}
if (dirty_bits & DirtyState_VS_SRV_Descriptor &&
pipeline->GetUsage() == AbstractPipelineUsage::GXUber)
if (dirty_bits & DirtyState_VS_SRV_Descriptor && UsesDynamicVertexLoader(pipeline))
{
cmdlist->SetGraphicsRootDescriptorTable(ROOT_PARAMETER_VS_SRV,
m_state.vertex_srv_descriptor_base);
@ -724,9 +730,7 @@ bool Renderer::UpdateUAVDescriptorTable()
bool Renderer::UpdateVSSRVDescriptorTable()
{
if (!g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader ||
static_cast<const DXPipeline*>(m_current_pipeline)->GetUsage() !=
AbstractPipelineUsage::GXUber)
if (!UsesDynamicVertexLoader(m_current_pipeline))
{
return true;
}

5
Source/Core/VideoBackends/D3D12/DX12Context.cpp
View File

@ -353,7 +353,10 @@ bool DXContext::CreateGXRootSignature()
param_count++;
SetRootParamCBV(&params[param_count], 1, D3D12_SHADER_VISIBILITY_VERTEX);
param_count++;
SetRootParamCBV(&params[param_count], 0, D3D12_SHADER_VISIBILITY_GEOMETRY);
if (g_ActiveConfig.UseVSForLinePointExpand())
SetRootParamCBV(&params[param_count], 2, D3D12_SHADER_VISIBILITY_VERTEX);
else
SetRootParamCBV(&params[param_count], 0, D3D12_SHADER_VISIBILITY_GEOMETRY);
param_count++;
SetRootParamTable(&params[param_count], &ranges[param_count], D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 3,
1, D3D12_SHADER_VISIBILITY_VERTEX);

1
Source/Core/VideoBackends/D3D12/VideoBackend.cpp
View File

@ -88,6 +88,7 @@ void VideoBackend::FillBackendInfo()
g_Config.backend_info.bSupportsSettingObjectNames = true;
g_Config.backend_info.bSupportsPartialMultisampleResolve = true;
g_Config.backend_info.bSupportsDynamicVertexLoader = true;
g_Config.backend_info.bSupportsVSLinePointExpand = true;
// We can only check texture support once we have a device.
if (g_dx_context)