The-Homebrew-Cloud/dolphin
2
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-01-10 08:09:26 +01:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #12087 from Dentomologist/dx12_use_correct_framebuffer_descriptor

Browse Source 
D3D12: Only use framebuffer integer descriptor if allocated
This commit is contained in:
Admiral H. Curtiss 2023-08-10 19:09:25 +02:00 committed by GitHub
commit b0dc067717
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 22 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
Source/Core/VideoBackends/D3D12/DX12Texture.cpp
View File

@ -422,6 +422,23 @@ DXFramebuffer::~DXFramebuffer()
} }
} }
const D3D12_CPU_DESCRIPTOR_HANDLE* DXFramebuffer::GetIntRTVDescriptorArray() const
{
if (m_color_attachment == nullptr)
return nullptr;
const auto& handle = m_int_rtv_descriptor.cpu_handle;
// To save space in the descriptor heap, m_int_rtv_descriptor.cpu_handle.ptr is only allocated
// when the integer RTV format corresponding to the current abstract format differs from the
// non-integer RTV format. Only use the integer handle if it has been allocated.
if (handle.ptr != 0)
return &handle;
// The integer and non-integer RTV formats are the same, so use the non-integer descriptor.
return GetRTVDescriptorArray();
}
void DXFramebuffer::Unbind() void DXFramebuffer::Unbind()
{ {
static const D3D12_DISCARD_REGION dr = {0, nullptr, 0, 1}; static const D3D12_DISCARD_REGION dr = {0, nullptr, 0, 1};
@ -556,6 +573,10 @@ bool DXFramebuffer::CreateIRTVDescriptor()
const bool multisampled = m_samples > 1; const bool multisampled = m_samples > 1;
DXGI_FORMAT non_int_format = D3DCommon::GetRTVFormatForAbstractFormat(m_color_format, false); DXGI_FORMAT non_int_format = D3DCommon::GetRTVFormatForAbstractFormat(m_color_format, false);
DXGI_FORMAT int_format = D3DCommon::GetRTVFormatForAbstractFormat(m_color_format, true); DXGI_FORMAT int_format = D3DCommon::GetRTVFormatForAbstractFormat(m_color_format, true);
// If the integer and non-integer RTV formats are the same for a given abstract format we can save
// space in the descriptor heap by only allocating the non-integer descriptor and using it for
// the integer RTV too.
if (int_format != non_int_format) if (int_format != non_int_format)
{ {
if (!g_dx_context->GetRTVHeapManager().Allocate(&m_int_rtv_descriptor)) if (!g_dx_context->GetRTVHeapManager().Allocate(&m_int_rtv_descriptor))

5
Source/Core/VideoBackends/D3D12/DX12Texture.h
View File

@ -75,10 +75,7 @@ public:
{ {
return m_render_targets_raw.data(); return m_render_targets_raw.data();
} }
const D3D12_CPU_DESCRIPTOR_HANDLE* GetIntRTVDescriptorArray() const const D3D12_CPU_DESCRIPTOR_HANDLE* GetIntRTVDescriptorArray() const;
{
return m_color_attachment ? &m_int_rtv_descriptor.cpu_handle : nullptr;
}
const D3D12_CPU_DESCRIPTOR_HANDLE* GetDSVDescriptorArray() const const D3D12_CPU_DESCRIPTOR_HANDLE* GetDSVDescriptorArray() const
{ {
return m_depth_attachment ? &m_dsv_descriptor.cpu_handle : nullptr; return m_depth_attachment ? &m_dsv_descriptor.cpu_handle : nullptr;