GPUDevice: Implement MirrorRepeat address mode

src/util/d3d11_texture.cpp

@@ -177,6 +177,7 @@ std::unique_ptr<GPUSampler> D3D11Device::CreateSampler(const GPUSampler::Config&
     D3D11_TEXTURE_ADDRESS_WRAP,   // Repeat
     D3D11_TEXTURE_ADDRESS_CLAMP,  // ClampToEdge
     D3D11_TEXTURE_ADDRESS_BORDER, // ClampToBorder
+    D3D11_TEXTURE_ADDRESS_MIRROR, // MirrorRepeat
   }};
   static constexpr u8 filter_count = static_cast<u8>(GPUSampler::Filter::MaxCount);
   static constexpr D3D11_FILTER filters[filter_count][filter_count][filter_count] = {

src/util/d3d12_texture.cpp

@@ -786,6 +786,7 @@ D3D12DescriptorHandle D3D12Device::GetSampler(const GPUSampler::Config& config)
     D3D12_TEXTURE_ADDRESS_MODE_WRAP,   // Repeat
     D3D12_TEXTURE_ADDRESS_MODE_CLAMP,  // ClampToEdge
     D3D12_TEXTURE_ADDRESS_MODE_BORDER, // ClampToBorder
+    D3D12_TEXTURE_ADDRESS_MODE_MIRROR, // MirrorRepeat
   }};
 
   static constexpr u8 filter_count = static_cast<u8>(GPUSampler::Filter::MaxCount);

src/util/gpu_device.h

@@ -69,6 +69,7 @@ public:
     Repeat,
     ClampToEdge,
     ClampToBorder,
+    MirrorRepeat,
 
     MaxCount
   };

src/util/metal_device.mm

@@ -1231,6 +1231,7 @@ std::unique_ptr<GPUSampler> MetalDevice::CreateSampler(const GPUSampler::Config&
       MTLSamplerAddressModeRepeat,             // Repeat
       MTLSamplerAddressModeClampToEdge,        // ClampToEdge
       MTLSamplerAddressModeClampToBorderColor, // ClampToBorder
+      MTLSamplerAddressModeMirrorRepeat,       // MirrorRepeat
     }};
     static constexpr std::array<MTLSamplerMinMagFilter, static_cast<u8>(GPUSampler::Filter::MaxCount)> min_mag_filters =
       {{

src/util/opengl_texture.cpp

@@ -363,6 +363,7 @@ std::unique_ptr<GPUSampler> OpenGLDevice::CreateSampler(const GPUSampler::Config
     GL_REPEAT,          // Repeat
     GL_CLAMP_TO_EDGE,   // ClampToEdge
     GL_CLAMP_TO_BORDER, // ClampToBorder
+    GL_MIRRORED_REPEAT, // MirrorRepeat
   }};
 
   // [mipmap_on_off][mipmap][filter]

src/util/postprocessing_shader_fx.cpp

@@ -182,7 +182,7 @@ static GPUSampler::Config MapSampler(const reshadefx::sampler_info& si)
       case reshadefx::texture_address_mode::wrap:
         return GPUSampler::AddressMode::Repeat;
       case reshadefx::texture_address_mode::mirror:
-        Panic("Not implemented");
+        return GPUSampler::AddressMode::MirrorRepeat;
       case reshadefx::texture_address_mode::clamp:
         return GPUSampler::AddressMode::ClampToEdge;
       case reshadefx::texture_address_mode::border:

src/util/vulkan_texture.cpp

@@ -870,6 +870,7 @@ VkSampler VulkanDevice::GetSampler(const GPUSampler::Config& config)
     VK_SAMPLER_ADDRESS_MODE_REPEAT,          // Repeat
     VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,   // ClampToEdge
     VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER, // ClampToBorder
+    VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT, // MirrorRepeat
   }};
   static constexpr std::array<VkFilter, static_cast<u8>(GPUSampler::Filter::MaxCount)> min_mag_filters = {{
     VK_FILTER_NEAREST, // Nearest