From 435609d4080373a008cc0312fb65641d35feae9c Mon Sep 17 00:00:00 2001
From: FakeMichau <49685661+FakeMichau@users.noreply.github.com>
Date: Thu, 1 Oct 2026 15:50:50 +0200
Subject: [PATCH] Add DLSS Dx11 w/Dx12 and DLSS Vk w/Dx12
Let's you use the DX12 DLSS on DX11 and VK
---
OptiScaler/OptiScaler.vcxproj | 4 +++
OptiScaler/OptiScaler.vcxproj.filters | 12 +++++++
OptiScaler/OptiTypes.cpp | 19 +++++++----
OptiScaler/OptiTypes.h | 2 ++
OptiScaler/inputs/NVNGX_DLSS_Dx11.cpp | 2 +-
OptiScaler/menu/menu_common.cpp | 34 ++++++++++++-------
OptiScaler/upscalers/FeatureProvider_Dx11.cpp | 20 +++++++++--
OptiScaler/upscalers/FeatureProvider_Vk.cpp | 22 ++++++++++--
.../upscalers/dlss/DLSSFeature_Dx11On12.cpp | 11 ++++++
.../upscalers/dlss/DLSSFeature_Dx11On12.h | 10 ++++++
.../upscalers/dlss/DLSSFeature_VkOnDx12.cpp | 11 ++++++
.../upscalers/dlss/DLSSFeature_VkOnDx12.h | 10 ++++++
12 files changed, 132 insertions(+), 25 deletions(-)
create mode 100644 OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.cpp
create mode 100644 OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.h
create mode 100644 OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.cpp
create mode 100644 OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.h
diff --git a/OptiScaler/OptiScaler.vcxproj b/OptiScaler/OptiScaler.vcxproj
index 24ca80bc..a160fd48 100644
--- a/OptiScaler/OptiScaler.vcxproj
+++ b/OptiScaler/OptiScaler.vcxproj
@@ -438,6 +438,8 @@ copy NUL "$(SolutionDir)x64\Release\a\!! EXTRACT ALL FILES TO GAME FOLDER !!" /Y
+
+
@@ -700,6 +702,8 @@ copy NUL "$(SolutionDir)x64\Release\a\!! EXTRACT ALL FILES TO GAME FOLDER !!" /Y
+
+
diff --git a/OptiScaler/OptiScaler.vcxproj.filters b/OptiScaler/OptiScaler.vcxproj.filters
index 5742ac71..a600096d 100644
--- a/OptiScaler/OptiScaler.vcxproj.filters
+++ b/OptiScaler/OptiScaler.vcxproj.filters
@@ -983,6 +983,12 @@
Header Files
+
+ Header Files
+
+
+ Header Files
+
@@ -1592,6 +1598,12 @@
Source Files
+
+ Source Files
+
+
+ Source Files
+
diff --git a/OptiScaler/OptiTypes.cpp b/OptiScaler/OptiTypes.cpp
index d9611335..379e9475 100644
--- a/OptiScaler/OptiTypes.cpp
+++ b/OptiScaler/OptiTypes.cpp
@@ -76,6 +76,9 @@ std::string UpscalerDisplayName(Upscaler upscaler, API api)
case Upscaler::DLSS:
return "DLSS";
+ case Upscaler::DLSS_on12:
+ return "DLSS w/Dx12";
+
case Upscaler::DLSSD:
return "DLSSD";
}
@@ -112,6 +115,7 @@ std::string UpscalerShortName(Upscaler upscaler)
return "XeSS";
case Upscaler::DLSS:
+ case Upscaler::DLSS_on12:
return "DLSS";
case Upscaler::DLSSD:
@@ -144,6 +148,8 @@ std::string UpscalerToCode(Upscaler upscaler)
return "ffx_12";
case Upscaler::DLSS:
return "dlss";
+ case Upscaler::DLSS_on12:
+ return "dlss_12";
case Upscaler::DLSSD:
return "dlssd";
case Upscaler::FSR31: // DX11 only
@@ -157,12 +163,13 @@ std::string UpscalerToCode(Upscaler upscaler)
Upscaler CodeToUpscaler(const std::string& code)
{
static const std::unordered_map mapping = {
- { "xess", Upscaler::XeSS }, { "xess_12", Upscaler::XeSS_on12 },
- { "fsr21", Upscaler::FSR21 }, { "fsr21_12", Upscaler::FSR21_on12 },
- { "fsr22", Upscaler::FSR22 }, { "fsr22_12", Upscaler::FSR22_on12 },
- { "ffx", Upscaler::FFX }, { "ffx_12", Upscaler::FFX_on12 },
- { "dlss", Upscaler::DLSS }, { "dlssd", Upscaler::DLSSD },
- { "fsr31", Upscaler::FSR31 }, { "fsr31_12", Upscaler::FFX_on12 }, // for compat reasons
+ { "xess", Upscaler::XeSS }, { "xess_12", Upscaler::XeSS_on12 },
+ { "fsr21", Upscaler::FSR21 }, { "fsr21_12", Upscaler::FSR21_on12 },
+ { "fsr22", Upscaler::FSR22 }, { "fsr22_12", Upscaler::FSR22_on12 },
+ { "ffx", Upscaler::FFX }, { "ffx_12", Upscaler::FFX_on12 },
+ { "dlss", Upscaler::DLSS }, { "dlss_12", Upscaler::DLSS_on12 },
+ { "dlssd", Upscaler::DLSSD }, { "fsr31", Upscaler::FSR31 },
+ { "fsr31_12", Upscaler::FFX_on12 }, // for compat reasons
};
auto it = mapping.find(code);
diff --git a/OptiScaler/OptiTypes.h b/OptiScaler/OptiTypes.h
index 60974d8d..cd6ef2c0 100644
--- a/OptiScaler/OptiTypes.h
+++ b/OptiScaler/OptiTypes.h
@@ -64,6 +64,8 @@ enum class Upscaler
DLSS, // "dlss", used for the DLSS upscaler backend
+ DLSS_on12, // DX12 dlss using interops
+
DLSSD, // "dlssd", used for the DLSS-D/Ray Reconstruction upscaler+denoiser backend
Reset
};
diff --git a/OptiScaler/inputs/NVNGX_DLSS_Dx11.cpp b/OptiScaler/inputs/NVNGX_DLSS_Dx11.cpp
index 3e23f52f..741ea8f9 100644
--- a/OptiScaler/inputs/NVNGX_DLSS_Dx11.cpp
+++ b/OptiScaler/inputs/NVNGX_DLSS_Dx11.cpp
@@ -825,7 +825,7 @@ NVSDK_NGX_API NVSDK_NGX_Result NVSDK_NGX_D3D11_EvaluateFeature(ID3D11DeviceConte
auto upscaler = deviceContext->GetUpscalerType();
if (!upscaleResult && !deviceContext->IsInited() &&
(upscaler == Upscaler::XeSS || upscaler == Upscaler::XeSS_on12 || upscaler == Upscaler::DLSS ||
- upscaler == Upscaler::FFX_on12))
+ upscaler == Upscaler::DLSS_on12 || upscaler == Upscaler::FFX_on12))
{
ImGui::InsertNotification({ ImGuiToastType::Error, 10000, "Upscaler failed to run!" });
state.newBackend = Upscaler::FSR22;
diff --git a/OptiScaler/menu/menu_common.cpp b/OptiScaler/menu/menu_common.cpp
index c243d197..f75e792e 100644
--- a/OptiScaler/menu/menu_common.cpp
+++ b/OptiScaler/menu/menu_common.cpp
@@ -485,7 +485,7 @@ void MenuCommon::RenderUpscalerCombo(const API api, Upscaler currentUpscaler, co
for (auto opt : options)
{
// Check if GPU is capable of a given backend
- if (opt == Upscaler::DLSS && !primaryGpu.dlssCapable)
+ if ((opt == Upscaler::DLSS || opt == Upscaler::DLSS_on12) && !primaryGpu.dlssCapable)
continue;
// Not all Intel GPUs support native DX11 XeSS but don't think we have a good way to check exactly
@@ -506,7 +506,7 @@ void MenuCommon::AddDx11Backends(Upscaler upscaler)
{
RenderUpscalerCombo(API::DX11, upscaler,
{ Upscaler::XeSS, Upscaler::FSR22, Upscaler::FSR31, Upscaler::XeSS_on12, Upscaler::FSR21_on12,
- Upscaler::FSR22_on12, Upscaler::FFX_on12, Upscaler::DLSS });
+ Upscaler::FSR22_on12, Upscaler::FFX_on12, Upscaler::DLSS, Upscaler::DLSS_on12 });
}
void MenuCommon::AddDx12Backends(Upscaler upscaler)
@@ -519,7 +519,7 @@ void MenuCommon::AddVulkanBackends(Upscaler upscaler)
{
RenderUpscalerCombo(API::Vulkan, upscaler,
{ Upscaler::XeSS, Upscaler::FSR21, Upscaler::FSR22, Upscaler::FFX, Upscaler::FSR21_on12,
- Upscaler::FFX_on12, Upscaler::DLSS });
+ Upscaler::FFX_on12, Upscaler::DLSS, Upscaler::DLSS_on12 });
}
template void MenuCommon::AddResourceBarrier(std::string name, CustomOptional* value)
@@ -1502,9 +1502,11 @@ void MenuCommon::HandleMenuShortcuts(RenderMenuContext& ctx)
if (State::Instance().currentFeature != nullptr)
{
- if (State::Instance().currentFeature->GetUpscalerType() == Upscaler::DLSSD)
+ auto upscalerType = State::Instance().currentFeature->GetUpscalerType();
+
+ if (upscalerType == Upscaler::DLSSD)
comboPreset = config->DLSSDRenderPresetForAll.value_or_default();
- else if (State::Instance().currentFeature->GetUpscalerType() == Upscaler::DLSS)
+ else if (upscalerType == Upscaler::DLSS || upscalerType == Upscaler::DLSS_on12)
comboPreset = config->RenderPresetForAll.value_or_default();
}
}
@@ -2975,7 +2977,8 @@ void MenuCommon::RenderActiveUpscalerSettings(RenderMenuContext& ctx)
}
// DLSS -----------------
- if ((config->DLSSEnabled.value_or_default() && currentBackend == Upscaler::DLSS &&
+ if ((config->DLSSEnabled.value_or_default() &&
+ (currentBackend == Upscaler::DLSS || currentBackend == Upscaler::DLSS_on12) &&
currentFeature->Version().major > 2) ||
usesDlssd)
{
@@ -5473,7 +5476,8 @@ void MenuCommon::RenderActiveImageSettings(RenderMenuContext& ctx)
{
config->OverrideSharpness = overrideSharpness;
- if (currentBackend == Upscaler::DLSS && currentFeature->Version().major < 3)
+ if ((currentBackend == Upscaler::DLSS || currentBackend == Upscaler::DLSS_on12) &&
+ currentFeature->Version().major < 3)
{
state.newBackend = currentBackend;
MARK_ALL_BACKENDS_CHANGED();
@@ -5504,8 +5508,9 @@ void MenuCommon::RenderActiveImageSettings(RenderMenuContext& ctx)
{
// xess or dlss version >= 2.5.1
constexpr feature_version requiredDlssVersion = { 2, 5, 1 };
- rcasEnabled = (currentBackend == Upscaler::XeSS ||
- (currentBackend == Upscaler::DLSS && currentFeature->Version() >= requiredDlssVersion));
+ const bool isDlss = currentBackend == Upscaler::DLSS || currentBackend == Upscaler::DLSS_on12;
+ rcasEnabled =
+ currentBackend == Upscaler::XeSS || (isDlss && currentFeature->Version() >= requiredDlssVersion);
ImGui::Spacing();
ImGui::Spacing();
@@ -5808,7 +5813,8 @@ void MenuCommon::RenderActiveImageSettings(RenderMenuContext& ctx)
_ssDownsampler = config->OutputScalingDownscaler.value_or_default();
}
- ImGui::BeginDisabled((currentBackend == Upscaler::XeSS || currentBackend == Upscaler::DLSS) &&
+ ImGui::BeginDisabled((currentBackend == Upscaler::XeSS || currentBackend == Upscaler::DLSS ||
+ currentBackend == Upscaler::DLSS_on12) &&
currentFeature->RenderWidth() > currentFeature->DisplayWidth());
ImGui::Checkbox("Enable", &_ssEnabled);
ImGui::EndDisabled();
@@ -5936,7 +5942,7 @@ void MenuCommon::RenderActiveImageSettings(RenderMenuContext& ctx)
ImGui::BeginDisabled(!accessToReactiveMask);
bool canUseReactiveMask =
- accessToReactiveMask && currentBackend != Upscaler::DLSS &&
+ accessToReactiveMask && currentBackend != Upscaler::DLSS && currentBackend != Upscaler::DLSS_on12 &&
(currentBackend != Upscaler::XeSS || currentFeature->Version() >= feature_version { 2, 0, 1 });
bool disableReactiveMask = config->DisableReactiveMask.value_or(!canUseReactiveMask);
@@ -6022,7 +6028,8 @@ void MenuCommon::RenderActiveImageSettings(RenderMenuContext& ctx)
ImGui::EndTable();
}
- if (currentFeature->AccessToReactiveMask() && currentBackend != Upscaler::DLSS)
+ if (currentFeature->AccessToReactiveMask() && currentBackend != Upscaler::DLSS &&
+ currentBackend != Upscaler::DLSS_on12)
{
ImGui::BeginDisabled(config->DisableReactiveMask.value_or(currentBackend == Upscaler::XeSS));
@@ -6203,7 +6210,8 @@ void MenuCommon::RenderAdvancedSettings(RenderMenuContext& ctx)
}
// Non-DLSS hotfixes -----------------------------
- if (currentFeature != nullptr && !currentFeature->IsFrozen() && currentBackend != Upscaler::DLSS)
+ if (currentFeature != nullptr && !currentFeature->IsFrozen() && currentBackend != Upscaler::DLSS &&
+ currentBackend != Upscaler::DLSS_on12)
{
// SPOOFING/HOOKING -----------------------------
ImGui::Spacing();
diff --git a/OptiScaler/upscalers/FeatureProvider_Dx11.cpp b/OptiScaler/upscalers/FeatureProvider_Dx11.cpp
index 67fd7919..009b1778 100644
--- a/OptiScaler/upscalers/FeatureProvider_Dx11.cpp
+++ b/OptiScaler/upscalers/FeatureProvider_Dx11.cpp
@@ -7,6 +7,7 @@
#include "NVNGX_Parameter.h"
#include "upscalers/dlss/DLSSFeature_Dx11.h"
+#include "upscalers/dlss/DLSSFeature_Dx11On12.h"
#include "upscalers/dlssd/DLSSDFeature_Dx11.h"
#include "upscalers/fsr2/FSR2Feature_Dx11.h"
#include "upscalers/fsr2/FSR2Feature_Dx11On12.h"
@@ -68,6 +69,19 @@ bool FeatureProvider_Dx11::GetFeature(Upscaler upscaler, UINT handleId, NVSDK_NG
break;
}
+ case Upscaler::DLSS_on12:
+ if (primaryGpu.dlssCapable && state.NVNGX_DLSS_Path.has_value())
+ {
+ *feature = std::make_unique(handleId, parameters);
+ break;
+ }
+ else
+ {
+ *feature = std::make_unique(handleId, parameters);
+ upscaler = Upscaler::FSR22;
+ break;
+ }
+
case Upscaler::DLSSD:
if (primaryGpu.dlssCapable && state.NVNGX_DLSSD_Path.has_value())
{
@@ -114,7 +128,8 @@ bool FeatureProvider_Dx11::ChangeFeature(Upscaler upscaler, ID3D11Device* device
State& state = State::Instance();
Config& cfg = *Config::Instance();
- const bool dlssOnNonCapable = !IdentifyGpu::getPrimaryGpu().dlssCapable && state.newBackend == Upscaler::DLSS;
+ const bool dlssOnNonCapable = !IdentifyGpu::getPrimaryGpu().dlssCapable &&
+ (state.newBackend == Upscaler::DLSS || state.newBackend == Upscaler::DLSS_on12);
if (state.newBackend == Upscaler::Reset || dlssOnNonCapable)
state.newBackend = cfg.Dx11Upscaler.value_or_default();
@@ -135,7 +150,8 @@ bool FeatureProvider_Dx11::ChangeFeature(Upscaler upscaler, ID3D11Device* device
auto* dc = contextData->feature.get();
// Use given params if using DLSS passthrough
- const bool isPassthrough = state.newBackend == Upscaler::DLSSD || state.newBackend == Upscaler::DLSS;
+ const bool isPassthrough = state.newBackend == Upscaler::DLSSD || state.newBackend == Upscaler::DLSS ||
+ state.newBackend == Upscaler::DLSS_on12;
contextData->createParams = isPassthrough ? parameters : GetNGXParameters(API::DX11, false);
contextData->createParams->Set(NVSDK_NGX_Parameter_DLSS_Feature_Create_Flags, dc->GetFeatureFlags());
diff --git a/OptiScaler/upscalers/FeatureProvider_Vk.cpp b/OptiScaler/upscalers/FeatureProvider_Vk.cpp
index 582cfdc6..197641ac 100644
--- a/OptiScaler/upscalers/FeatureProvider_Vk.cpp
+++ b/OptiScaler/upscalers/FeatureProvider_Vk.cpp
@@ -8,6 +8,7 @@
#include "upscalers/fsr2/FSR2Feature_Vk.h"
#include "upscalers/dlss/DLSSFeature_Vk.h"
+#include "upscalers/dlss/DLSSFeature_VkOnDx12.h"
#include "upscalers/dlssd/DLSSDFeature_Vk.h"
#include "upscalers/fsr2_212/FSR2Feature_Vk_212.h"
#include "upscalers/fsr2_212/FSR2Feature_VkOnDx12_212.h"
@@ -62,6 +63,19 @@ bool FeatureProvider_Vk::GetFeature(Upscaler upscaler, UINT handleId, NVSDK_NGX_
break;
}
+ case Upscaler::DLSS_on12:
+ if (primaryGpu.dlssCapable && state.NVNGX_DLSS_Path.has_value())
+ {
+ *feature = std::make_unique(handleId, parameters);
+ break;
+ }
+ else
+ {
+ *feature = std::make_unique(handleId, parameters);
+ upscaler = Upscaler::FSR22;
+ break;
+ }
+
case Upscaler::DLSSD:
if (primaryGpu.dlssCapable && state.NVNGX_DLSSD_Path.has_value())
{
@@ -109,7 +123,8 @@ bool FeatureProvider_Vk::ChangeFeature(Upscaler upscaler, VkInstance instance, V
State& state = State::Instance();
Config& cfg = *Config::Instance();
- const bool dlssOnNonCapable = !IdentifyGpu::getPrimaryGpu().dlssCapable && state.newBackend == Upscaler::DLSS;
+ const bool dlssOnNonCapable = !IdentifyGpu::getPrimaryGpu().dlssCapable &&
+ (state.newBackend == Upscaler::DLSS || state.newBackend == Upscaler::DLSS_on12);
if (state.newBackend == Upscaler::Reset || dlssOnNonCapable)
state.newBackend = cfg.VulkanUpscaler.value_or_default();
@@ -126,7 +141,8 @@ bool FeatureProvider_Vk::ChangeFeature(Upscaler upscaler, VkInstance instance, V
auto* dc = contextData->feature.get();
// Use given params if using DLSS passthrough
- const bool isPassthrough = state.newBackend == Upscaler::DLSSD || state.newBackend == Upscaler::DLSS;
+ const bool isPassthrough = state.newBackend == Upscaler::DLSSD || state.newBackend == Upscaler::DLSS ||
+ state.newBackend == Upscaler::DLSS_on12;
contextData->createParams = isPassthrough ? parameters : GetNGXParameters(API::Vulkan, false);
contextData->createParams->Set(NVSDK_NGX_Parameter_DLSS_Feature_Create_Flags, dc->GetFeatureFlags());
@@ -204,7 +220,7 @@ bool FeatureProvider_Vk::ChangeFeature(Upscaler upscaler, VkInstance instance, V
if (state.newBackend != Upscaler::DLSSD)
{
- if (cfg.VulkanUpscaler == Upscaler::DLSS)
+ if (cfg.VulkanUpscaler == Upscaler::DLSS || cfg.VulkanUpscaler == Upscaler::DLSS_on12)
{
state.newBackend = Upscaler::XeSS;
ImGui::InsertNotification({ ImGuiToastType::Warning, 10000, "Falling back to XeSS" });
diff --git a/OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.cpp b/OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.cpp
new file mode 100644
index 00000000..bb53c7ea
--- /dev/null
+++ b/OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.cpp
@@ -0,0 +1,11 @@
+#include
+
+#include "DLSSFeature_Dx11On12.h"
+#include
+
+DLSSFeatureDx11On12::DLSSFeatureDx11On12(unsigned int InHandleId, NVSDK_NGX_Parameter* InParameters)
+ : IFeature_Dx11wDx12(InHandleId, InParameters), IFeature_Dx11(InHandleId, InParameters),
+ IFeature(InHandleId, InParameters)
+{
+ dx12Feature = std::make_unique(InHandleId, InParameters);
+}
diff --git a/OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.h b/OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.h
new file mode 100644
index 00000000..d698fa47
--- /dev/null
+++ b/OptiScaler/upscalers/dlss/DLSSFeature_Dx11On12.h
@@ -0,0 +1,10 @@
+#pragma once
+#include
+
+class DLSSFeatureDx11On12 : public IFeature_Dx11wDx12
+{
+ public:
+ Upscaler GetUpscalerType() const final { return Upscaler::DLSS_on12; }
+
+ DLSSFeatureDx11On12(unsigned int InHandleId, NVSDK_NGX_Parameter* InParameters);
+};
diff --git a/OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.cpp b/OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.cpp
new file mode 100644
index 00000000..a3993553
--- /dev/null
+++ b/OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.cpp
@@ -0,0 +1,11 @@
+#include
+
+#include "DLSSFeature_VkOnDx12.h"
+#include
+
+DLSSFeatureVkOnDx12::DLSSFeatureVkOnDx12(unsigned int InHandleId, NVSDK_NGX_Parameter* InParameters)
+ : IFeature_VkwDx12(InHandleId, InParameters), IFeature_Vk(InHandleId, InParameters),
+ IFeature(InHandleId, InParameters)
+{
+ dx12Feature = std::make_unique(InHandleId, InParameters);
+}
diff --git a/OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.h b/OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.h
new file mode 100644
index 00000000..09e08a81
--- /dev/null
+++ b/OptiScaler/upscalers/dlss/DLSSFeature_VkOnDx12.h
@@ -0,0 +1,10 @@
+#pragma once
+#include
+
+class DLSSFeatureVkOnDx12 : public IFeature_VkwDx12
+{
+ public:
+ Upscaler GetUpscalerType() const final { return Upscaler::DLSS_on12; }
+
+ DLSSFeatureVkOnDx12(unsigned int InHandleId, NVSDK_NGX_Parameter* InParameters);
+};