Graphics: Replace RenderFrame by RenderResources

This changes makes the whole rendering independent from the RenderFrame acquired from the Swapchain.
This may allow to do offscreen rendering (= without swapchain), or multi-window rendering in the future

include/Nazara/VulkanRenderer/VulkanRenderImage.hpp

@@ -31,7 +31,7 @@ namespace Nz
 
 			inline Vk::Fence& GetInFlightFence();
 			inline Vk::Semaphore& GetImageAvailableSemaphore();
-			inline UInt32 GetImageIndex();
+			UInt32 GetImageIndex() const override;
 			inline Vk::Semaphore& GetRenderFinishedSemaphore();
 			VulkanUploadPool& GetUploadPool() override;
 

include/Nazara/VulkanRenderer/VulkanRenderImage.inl

@@ -16,11 +16,6 @@ namespace Nz
 		return m_imageAvailableSemaphore;
 	}
 
-	inline UInt32 VulkanRenderImage::GetImageIndex()
-	{
-		return m_imageIndex;
-	}
-
 	inline Vk::Semaphore& VulkanRenderImage::GetRenderFinishedSemaphore()
 	{
 		return m_renderFinishedSemaphore;

include/Nazara/VulkanRenderer/VulkanSwapchain.hpp

@@ -57,6 +57,7 @@ namespace Nz
 			PresentMode GetPresentMode() const override;
 			PresentModeFlags GetSupportedPresentModes() const override;
 			inline const Vk::Swapchain& GetSwapchain() const;
+			RenderResources& GetTransientResources() override;
 
 			void NotifyResize(const Vector2ui& newSize) override;
 
@@ -64,8 +65,6 @@ namespace Nz
 
 			void SetPresentMode(PresentMode presentMode) override;
 
-			TransientResources& Transient() override;
-
 			VulkanSwapchain& operator=(const VulkanSwapchain&) = delete;
 			VulkanSwapchain& operator=(VulkanSwapchain&&) = delete;