Author the player X-ray glow color and fade timing

Set _XRayColor (HDR orange, alpha 0 = off by default), pulse speed/strength
on Player.mat and xrayFadeDuration on the Player prefab.

Assets/Materials/Player.mat

@@ -11,9 +11,9 @@ Material:
   m_Shader: {fileID: 4800000, guid: 7b3dd5720b6152047b45788060d64904, type: 3}
   m_Parent: {fileID: 0}
   m_ModifiedSerializedProperties: 0
-  m_ValidKeywords:
+  m_ValidKeywords: []
+  m_InvalidKeywords:
   - _FORMSOFTNESSMODE_UNIFORM
-  m_InvalidKeywords: []
   m_LightmapFlags: 4
   m_EnableInstancingVariants: 0
   m_DoubleSidedGI: 0
@@ -104,8 +104,12 @@ Material:
     - _Glossiness: 0
     - _GlossyReflections: 0
     - _HalfLambert: 0.5
+    - _HalfLambertBrightness: 0
+    - _HeightNormalIntensity: 1.4
+    - _HeightNormalStrength: 8
     - _Metallic: 0
     - _OcclusionStrength: 1
+    - _OcclusionThreshold: 0.2
     - _Parallax: 0.005
     - _QueueOffset: 0
     - _ReceiveShadows: 1
@@ -118,11 +122,14 @@ Material:
     - _Surface: 0
     - _WorkflowMode: 1
     - _XRMotionVectorsPass: 1
+    - _XRayPulseSpeed: 10
+    - _XRayPulseStrength: 1
     - _ZWrite: 1
     m_Colors:
     - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
     - _SpecColor: {r: 0.19999996, g: 0.19999996, b: 0.19999996, a: 1}
+    - _XRayColor: {r: 18.379171, g: 0.18941379, b: 0, a: 0}
   m_BuildTextureStacks: []
   m_AllowLocking: 1

Assets/Prefabs/Player.prefab

@@ -480,6 +480,7 @@ MonoBehaviour:
   sprayDotAlphaMin: 0.25
   sprayDotAlphaMax: 1
   maxUndoSteps: 20
+  xrayFadeDuration: 0.15
   useGpu: 1
   paintAlbedo: 1
   paintMetallicSmoothness: 0