Print warning instead of failing out if the max sampler anisotropy exceeds the device limit

Author: TheMostDiligent

Graphics/GraphicsEngine/src/SamplerBase.cpp

@@ -62,9 +62,12 @@ void ValidateSamplerDesc(const SamplerDesc& Desc, const IRenderDevice* pDevice)
     }
     if (IsAnisotropicFilter(Desc.MinFilter))
     {
-        VERIFY_SAMPLER(AdapterInfo.Sampler.MaxAnisotropy >= Desc.MaxAnisotropy,
-                       "MaxAnisotropy (", Uint32{Desc.MaxAnisotropy}, ") exceeds the maximum supported anisotropy (", Uint32{AdapterInfo.Sampler.MaxAnisotropy},
-                       "). Check the value of AdapterInfo.Sampler.MaxAnisotropy to make sure it is correct.");
+        if (Desc.MaxAnisotropy > AdapterInfo.Sampler.MaxAnisotropy)
+        {
+            LOG_WARNING_MESSAGE("MaxAnisotropy (", Uint32{Desc.MaxAnisotropy}, ") requested for sampler '", Desc.Name,
+                                "' exceeds the maximum supported anisotropy (", Uint32{AdapterInfo.Sampler.MaxAnisotropy},
+                                "). Check the value of AdapterInfo.Sampler.MaxAnisotropy.");
+        }
     }
 }
 

Graphics/GraphicsEngineD3D11/src/SamplerD3D11Impl.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019-2022 Diligent Graphics LLC
+ *  Copyright 2019-2024 Diligent Graphics LLC
  *  Copyright 2015-2019 Egor Yusov
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -52,7 +52,7 @@ SamplerD3D11Impl::SamplerD3D11Impl(IReferenceCounters*    pRefCounters,
             TexAddressModeToD3D11AddressMode(SamplerDesc.AddressV),
             TexAddressModeToD3D11AddressMode(SamplerDesc.AddressW),
             SamplerDesc.MipLODBias,
-            SamplerDesc.MaxAnisotropy,
+            std::min<UINT>(SamplerDesc.MaxAnisotropy, D3D11_DEFAULT_MAX_ANISOTROPY),
             ComparisonFuncToD3D11ComparisonFunc(SamplerDesc.ComparisonFunc),
             {SamplerDesc.BorderColor[0], SamplerDesc.BorderColor[1], SamplerDesc.BorderColor[2], SamplerDesc.BorderColor[3]},
             SamplerDesc.MinLOD,

Graphics/GraphicsEngineD3D12/src/SamplerD3D12Impl.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019-2022 Diligent Graphics LLC
+ *  Copyright 2019-2024 Diligent Graphics LLC
  *  Copyright 2015-2019 Egor Yusov
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -48,7 +48,7 @@ SamplerD3D12Impl::SamplerD3D12Impl(IReferenceCounters*    pRefCounters,
             TexAddressModeToD3D12AddressMode(SamplerDesc.AddressV),
             TexAddressModeToD3D12AddressMode(SamplerDesc.AddressW),
             SamplerDesc.MipLODBias,
-            SamplerDesc.MaxAnisotropy,
+            std::min<UINT>(SamplerDesc.MaxAnisotropy, D3D12_DEFAULT_MAX_ANISOTROPY),
             ComparisonFuncToD3D12ComparisonFunc(SamplerDesc.ComparisonFunc),
             {SamplerDesc.BorderColor[0], SamplerDesc.BorderColor[1], SamplerDesc.BorderColor[2], SamplerDesc.BorderColor[3]},
             SamplerDesc.MinLOD,

Graphics/GraphicsEngineVulkan/src/SamplerVkImpl.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019-2022 Diligent Graphics LLC
+ *  Copyright 2019-2024 Diligent Graphics LLC
  *  Copyright 2015-2019 Egor Yusov
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -61,9 +61,7 @@ SamplerVkImpl::SamplerVkImpl(IReferenceCounters* pRefCounters, RenderDeviceVkImp
     SamplerCI.mipLodBias   = m_Desc.MipLODBias;
 
     SamplerCI.anisotropyEnable = IsAnisotropicFilter(m_Desc.MinFilter);
-    DEV_CHECK_ERR(!SamplerCI.anisotropyEnable || (m_Desc.MaxAnisotropy >= 1 && static_cast<float>(m_Desc.MaxAnisotropy) <= Limits.maxSamplerAnisotropy),
-                  "MaxAnisotropy (", m_Desc.MaxAnisotropy, ") must be in range 1 .. ", Limits.maxSamplerAnisotropy, ".");
-    SamplerCI.maxAnisotropy = SamplerCI.anisotropyEnable ? clamp(static_cast<float>(m_Desc.MaxAnisotropy), 1.f, Limits.maxSamplerAnisotropy) : 0.f;
+    SamplerCI.maxAnisotropy    = SamplerCI.anisotropyEnable ? clamp(static_cast<float>(m_Desc.MaxAnisotropy), 1.f, Limits.maxSamplerAnisotropy) : 0.f;
     DEV_CHECK_ERR((SamplerCI.anisotropyEnable != VK_FALSE) == IsAnisotropicFilter(m_Desc.MagFilter),
                   "Min and mag filters must both be either anisotropic filters or non-anisotropic ones");