Change tabs to spaces in some hlsl string literals so the trunk formatter will stop complaining (#2741)

Author: marctem

com.unity.shadergraph/Editor/Data/Nodes/Artistic/Normal/NormalBlendNode.cs

@@ -20,7 +20,6 @@ public NormalBlendNode()
             name = "Normal Blend";
         }
 
-
         [SerializeField]
         private NormalBlendMode m_BlendMode = NormalBlendMode.Default;
 
@@ -70,11 +69,11 @@ static string Unity_NormalBlend_Reoriented(
         {
             Out = Vector3.one;
             return
-                @"
+@"
 {
-	$precision3 t = A.xyz + $precision3(0.0, 0.0, 1.0);
-	$precision3 u = B.xyz * $precision3(-1.0, -1.0, 1.0);
-	Out = (t / t.z) * dot(t, u) - u;
+    $precision3 t = A.xyz + $precision3(0.0, 0.0, 1.0);
+    $precision3 u = B.xyz * $precision3(-1.0, -1.0, 1.0);
+    Out = (t / t.z) * dot(t, u) - u;
 }
 ";
         }

com.unity.shadergraph/Editor/Data/Nodes/Input/Gradient/BlackbodyNode.cs

@@ -1,4 +1,4 @@
-using System.Reflection;
+using System.Reflection;
 using UnityEngine;
 
 namespace UnityEditor.ShaderGraph
@@ -27,17 +27,17 @@ static string Unity_Blackbody(
         {
             Out = Vector3.zero;
             return
-                @"
+@"
 {
     //based on data by Mitchell Charity http://www.vendian.org/mncharity/dir3/blackbody/
     $precision3 color = $precision3(255.0, 255.0, 255.0);
     color.x = 56100000. * pow(Temperature,(-3.0 / 2.0)) + 148.0;
     color.y = 100.04 * log(Temperature) - 623.6;
     if (Temperature > 6500.0) color.y = 35200000.0 * pow(Temperature,(-3.0 / 2.0)) + 184.0;
-   	color.z = 194.18 * log(Temperature) - 1448.6;
-   	color = clamp(color, 0.0, 255.0)/255.0;
+    color.z = 194.18 * log(Temperature) - 1448.6;
+    color = clamp(color, 0.0, 255.0)/255.0;
     if (Temperature < 1000.0) color *= Temperature/1000.0;
-   	Out = color;
+    Out = color;
 }
 ";
         }

com.unity.shadergraph/Editor/Data/Nodes/Math/Vector/SphereMaskNode.cs

@@ -1,4 +1,4 @@
-using System.Reflection;
+using System.Reflection;
 using UnityEngine;
 
 namespace UnityEditor.ShaderGraph
@@ -11,7 +11,6 @@ public SphereMaskNode()
             name = "Sphere Mask";
         }
 
-
         protected override MethodInfo GetFunctionToConvert()
         {
             return GetType().GetMethod("SphereMask", BindingFlags.Static | BindingFlags.NonPublic);
@@ -25,9 +24,9 @@ static string SphereMask(
             [Slot(4, Binding.None)] out DynamicDimensionVector Out)
         {
             return
-                @"
+@"
 {
-	Out = 1 - saturate((distance(Coords, Center) - Radius) / (1 - Hardness));
+    Out = 1 - saturate((distance(Coords, Center) - Radius) / (1 - Hardness));
 }
 ";
         }

com.unity.shadergraph/Editor/Data/Nodes/Procedural/Shape/RoundedPolygonNode.cs

@@ -25,9 +25,9 @@ static string RoundedPolygon_Func(
             [Slot(5, Binding.None)] out Vector1 Out)
         {
             return
-                @"
+@"
 {
-	UV = UV * 2. + $precision2(-1.,-1.);
+    UV = UV * 2. + $precision2(-1.,-1.);
     $precision epsilon = 1e-6;
     UV.x = UV.x / ( Width + (Width==0)*epsilon);
     UV.y = UV.y / ( Height + (Height==0)*epsilon);
@@ -77,10 +77,10 @@ static string RoundedPolygon_Func(
     Out = UV.x;
     float chamferZone = ( halfAngle - polaruv.x ) < chamferAngle;
     Out = lerp( UV.x, polaruv.y / distC, chamferZone );
-	// Output this to have the shape mask instead of the distance field
-	Out = saturate((1 - Out) / fwidth(Out));
+    // Output this to have the shape mask instead of the distance field
+    Out = saturate((1 - Out) / fwidth(Out));
 }
 ";
         }
     }
-}
+}