GLTF Viewer and Tutorial 27: set IBL scale as float4

Author: TheMostDiligent

Samples/GLTFViewer/src/GLTFViewer.cpp

@@ -1239,7 +1239,7 @@ void GLTFViewer::Render()
             Renderer.AverageLogLum     = m_ShaderAttribs.AverageLogLum;
             Renderer.MiddleGray        = m_ShaderAttribs.MiddleGray;
             Renderer.WhitePoint        = m_ShaderAttribs.WhitePoint;
-            Renderer.IBLScale          = m_ShaderAttribs.IBLScale;
+            Renderer.IBLScale          = float4{m_ShaderAttribs.IBLScale};
             Renderer.HighlightColor    = m_ShaderAttribs.HighlightColor;
             Renderer.UnshadedColor     = m_ShaderAttribs.WireframeColor;
             Renderer.PointSize         = 1;

Tutorials/Tutorial27_PostProcessing/src/Tutorial27_PostProcessing.cpp

@@ -202,7 +202,7 @@ void Tutorial27_PostProcessing::Initialize(const SampleInitInfo& InitInfo)
     m_ShaderSettings              = std::make_unique<ShaderSettings>();
 
     m_ShaderSettings->PBRRenderParams.OcclusionStrength      = 1.0f;
-    m_ShaderSettings->PBRRenderParams.IBLScale               = 1.0f;
+    m_ShaderSettings->PBRRenderParams.IBLScale               = float4{1.0f};
     m_ShaderSettings->PBRRenderParams.AverageLogLum          = 0.2f;
     m_ShaderSettings->PBRRenderParams.WhitePoint             = HLSL::ToneMappingAttribs{}.fWhitePoint;
     m_ShaderSettings->PBRRenderParams.MiddleGray             = HLSL::ToneMappingAttribs{}.fMiddleGray;