Minor Fixes

- Enabled bloom clamp to avoid a HDR error in the sun on some platforms.
- Changed directives in XRGraphics (in Core RP) to better support platforms that don't use XR at all.
- Fixed a float4/half4 issue in the Universal RP DOF shader.

Assets/Data/Volumes/BaseEffects.asset

     min: 0
     max: 1
   clamp:
-    m_OverrideState: 0
-    m_Value: 65472
+    m_OverrideState: 1
+    m_Value: 30
     min: 0
   tint:
     m_OverrideState: 0

Packages/com.unity.render-pipelines.core/Runtime/Common/XRGraphics.cs

         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.eyeTextureResolutionScale;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.renderViewportScale;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 return XRSettings.enabled;
 #else
                 return false;
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.isDeviceActive;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.loadedDeviceName;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.supportedDevices;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return (StereoRenderingMode)XRSettings.stereoRenderingMode;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.eyeTextureDesc;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.eyeTextureWidth;
 #endif
         {
             get
             {
-#if ENABLE_VR_MODULE
+#if ENABLE_XR_MODULE && ENABLE_XR
                 if (enabled)
                     return XRSettings.eyeTextureHeight;
 #endif

Packages/com.unity.render-pipelines.universal/Shaders/PostProcessing/BokehDepthOfField.shader

             return half4(avg, coc);
         }
 
-        void Accumulate(float4 samp0, float2 uv, float2 disp, inout float4 farAcc, inout float4 nearAcc)
+        void Accumulate(float4 samp0, float2 uv, float2 disp, inout half4 farAcc, inout half4 nearAcc)
         {
             float dist = length(disp);