Added spotlight gizmo + yellow gizmo when selected

Data/Shaders/Vulkan/gizmo.frag

@@ -91,6 +91,7 @@ struct PSOutput {
 
 struct DebugConstant
 {
+    float4 Color;
     float4x4 Transform;
     int TextureID;
 };
@@ -117,7 +118,7 @@ PSOutput main(PSInput input)
             discard;
         }
 
-        output.oColor0 = textureSample;
+        output.oColor0 = textureSample * pushConstants.Color;
     }
 
     return output;

Data/Shaders/Vulkan/gizmo.vert

@@ -82,6 +82,7 @@ StructuredBuffer<CameraView> cameras;
 
 struct DebugConstant
 {
+    float4 Color;
     float4x4 Transform;
     int TextureID;
 };

Data/Shaders/Vulkan/shading.frag

@@ -322,7 +322,7 @@ PSOutput main(PSInput input)
             float theta = dot(L, normalize(-light.direction));
             float epsilon = light.innerConeAngle - light.outerConeAngle;
             float intensity = clamp((theta - light.outerConeAngle) / epsilon, 0.0, 1.0);
-            radiance = light.color * intensity;
+            radiance = light.color * intensity * attenuation;
         }
 
         float3 H = normalize(V + L);