Add config option to determin if srgb frame buffer format should be used

openVulkanoCpp/Base/EngineConfiguration.hpp

@@ -19,9 +19,10 @@ namespace  openVulkanoCpp
 
 		uint32_t numThreads = 1;
 		std::array<float, 4> frameBufferClearColor = { 0.39f, 0.58f, 0.93f, 1.0f };
+		bool preferFramebufferFormatSRGB = true;
 
 	public:
-		static EngineConfiguration* GetEngineConfiguration()
+		[[nodiscard]] static EngineConfiguration* GetEngineConfiguration()
 		{
 			static EngineConfiguration* config = new EngineConfiguration();
 			return config;
@@ -32,7 +33,7 @@ namespace  openVulkanoCpp
 			this->numThreads = numThreads;
 		}
 
-		uint32_t GetNumThreads() const
+		[[nodiscard]] uint32_t GetNumThreads() const
 		{
 			return std::max(static_cast<uint32_t>(1), numThreads);
 		}
@@ -42,9 +43,19 @@ namespace  openVulkanoCpp
 			this->frameBufferClearColor = frameBufferClearColor;
 		}
 
-		std::array<float, 4> GetFrameBufferClearColor() const
+		[[nodiscard]] std::array<float, 4> GetFrameBufferClearColor() const
 		{
 			return frameBufferClearColor;
 		}
+
+		[[nodiscard]] bool GetPreferFramebufferFormatSRGB() const
+		{
+			return preferFramebufferFormatSRGB;
+		}
+
+		void SetPreferFramebufferFormatSRGB(bool sRGB)
+		{
+			preferFramebufferFormatSRGB = sRGB;
+		}
 	};
 }

openVulkanoCpp/Vulkan/SwapChain.cpp

@@ -8,6 +8,7 @@
 #include "Base/Logger.hpp"
 #include "Base/Utils.hpp"
 #include "Base/UI/IVulkanWindow.hpp"
+#include "Base/EngineConfiguration.hpp"
 #include "Scene/DataFormat.hpp"
 #include <algorithm>
 
@@ -174,6 +175,13 @@ namespace openVulkanoCpp::Vulkan
 		}
 		else
 		{ //TODO chose best fitting
+			for (const auto& format : surfaceFormats)
+			{
+				if (DataFormat(static_cast<DataFormat::Format>(format.format)).IsSRGB() == EngineConfiguration::GetEngineConfiguration()->GetPreferFramebufferFormatSRGB())
+				{
+					return format;
+				}
+			}
 			return surfaceFormats[0];
 		}
 	}
@@ -188,4 +196,4 @@ namespace openVulkanoCpp::Vulkan
 		}
 		return imgs;
 	}
-}
+}