Fixed some shader issues. (#658)

Fixed an assert with multi-scene sample.

Signed-off-by: Tao <[email protected]>

Gem/Code/Source/MultiSceneExampleComponent.cpp

@@ -172,7 +172,7 @@ namespace AtomSampleViewer
             const Vector3 nonUniformScale{ 24.f, 24.f, 1.0f };
             const Vector3 translation{ 0.f, 0.f, 0.0f };
             const auto transform = Transform::CreateTranslation(translation);
-            m_floorMeshHandle = LoadMesh(CubeModelFilePath, ModelChangedHandler{});
+            m_floorMeshHandle = LoadMesh(CubeModelFilePath, ModelChangedHandler{[](const Data::Instance<RPI::Model>&){}});
             m_meshFeatureProcessor->SetTransform(m_floorMeshHandle, transform, nonUniformScale);
         }
 

Materials/DynamicMaterialTest/EmissiveMaterial.azsl

@@ -102,7 +102,7 @@ ForwardPassOutput MainPS(VSOutput IN)
 
     // Light iterator
     lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
-    lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
+    lightingData.Init(surface.position, surface.normal, surface.roughnessLinear, ViewSrg::m_worldPosition.xyz);
 
     // Emissive
     float3 emissive = MaterialSrg::m_emissiveColor.rgb * MaterialSrg::m_emissiveIntensity;

Materials/Types/MinimalMultilayerPBR_ForwardPass.azsl

@@ -130,7 +130,7 @@ ForwardPassOutput MinimalMultilayerPBR_MainPassPS(VSOutput IN)
 
     // Light iterator
     lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
-    lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
+    lightingData.Init(surface.position, surface.normal, surface.roughnessLinear, ViewSrg::m_worldPosition.xyz);
 
     // Diffuse and Specular response
     lightingData.specularResponse = FresnelSchlickWithRoughness(lightingData.NdotV, surface.specularF0, surface.roughnessLinear);

Passes/PrototypeDeferredPipeline/DeferredLighting.azsl

@@ -120,7 +120,7 @@ PSOutput MainPS(VSOutput IN, in uint sampleIndex : SV_SampleIndex)
 
     // Light iterator
     lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
-    lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
+    lightingData.Init(surface.position, surface.normal, surface.roughnessLinear, ViewSrg::m_worldPosition.xyz);
 
 
     // Diffuse and Specular response