* Fixed XR single pass instanced mode and multiview mode.

Packages/com.verasl.water-system/Scripts/Rendering/WaterSystemFeature.cs

                 cameraTextureDescriptor.colorFormat = RenderTextureFormat.Default;
                 // get a temp RT for rendering into
                 cmd.GetTemporaryRT(m_WaterFX.id, cameraTextureDescriptor, FilterMode.Bilinear);
-                ConfigureTarget(m_WaterFX.Identifier());
+
+                ConfigureTarget(new RenderTargetIdentifier(m_WaterFX.Identifier(), 0, CubemapFace.Unknown, -1));
+
                 // clear the screen with a specific color for the packed data
                 ConfigureClear(ClearFlag.Color, m_ClearColor);
             }

Packages/com.verasl.water-system/Shaders/WaterCommon.hlsl

 
 float2 AdjustedDepth(half2 uvs, half4 additionalData)
 {
-	float rawD = SAMPLE_DEPTH_TEXTURE(_CameraDepthTexture, sampler_ScreenTextures_linear_clamp, uvs);
+	float rawD = SAMPLE_TEXTURE2D_X(_CameraDepthTexture, sampler_ScreenTextures_linear_clamp, uvs).r;
 	float d = LinearEyeDepth(rawD, _ZBufferParams);
 	return float2(d * additionalData.x - additionalData.y, (rawD * -_ProjectionParams.x) + (1-UNITY_REVERSED_Z));
 }
 
 half3 Refraction(half2 distortion, half depth, real depthMulti)
 {
-	half3 output = SAMPLE_TEXTURE2D_LOD(_CameraOpaqueTexture, sampler_CameraOpaqueTexture_linear_clamp, distortion, depth * 0.25).rgb;
+	half3 output = SAMPLE_TEXTURE2D_X_LOD(_CameraOpaqueTexture, sampler_CameraOpaqueTexture_linear_clamp, distortion, depth * 0.25).rgb;
 	output *= Absorption((depth) * depthMulti);
 	return output;
 }
 #endif
 
     // Dynamic displacement
-	half4 waterFX = SAMPLE_TEXTURE2D_LOD(_WaterFXMap, sampler_ScreenTextures_linear_clamp, screenUV.xy, 0);
+	half4 waterFX = SAMPLE_TEXTURE2D_X_LOD(_WaterFXMap, sampler_ScreenTextures_linear_clamp, screenUV.xy, 0);
 	input.posWS.y += waterFX.w * 2 - 1;
 
 	// After waves
 	UNITY_SETUP_INSTANCE_ID(IN);
 	half3 screenUV = IN.shadowCoord.xyz / IN.shadowCoord.w;//screen UVs
 
-	half4 waterFX = SAMPLE_TEXTURE2D(_WaterFXMap, sampler_ScreenTextures_linear_clamp, IN.preWaveSP.xy);
+	half4 waterFX = SAMPLE_TEXTURE2D_X(_WaterFXMap, sampler_ScreenTextures_linear_clamp, IN.preWaveSP.xy);
 
 	// Depth
 	float3 depth = WaterDepth(IN.posWS, IN.additionalData, screenUV.xy);// TODO - hardcoded shore depth UVs

Packages/com.verasl.water-system/Shaders/WaterFXShader.shader

     			float4 tangentOS : TANGENT;
 				half4 color : COLOR;
 				float2 uv : TEXCOORD0;
+			    UNITY_VERTEX_INPUT_INSTANCE_ID
 			};
 
 			struct Varyings
     			half4 bitangent : TEXCOORD3;    // xyz: binormal, w: viewDir.z
 				half4 color : TEXCOORD4;
 				float4 vertex : SV_POSITION;
+				UNITY_VERTEX_OUTPUT_STEREO
 			};
 
 			sampler2D _MainTex;
 				Varyings output = (Varyings)0;
-				
+				UNITY_SETUP_INSTANCE_ID(input);
+	            UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(output);
+
 				VertexPositionInputs vertexPosition = GetVertexPositionInputs(input.positionOS.xyz);
                 VertexNormalInputs vertexTBN = GetVertexNormalInputs(input.normalOS, input.tangentOS);
 				

Packages/com.verasl.water-system/Shaders/WaterInput.hlsl

 TEXTURECUBE(_CubemapTexture);
 SAMPLER(sampler_CubemapTexture);
 #endif
-TEXTURE2D(_WaterFXMap);
-TEXTURE2D(_CameraDepthTexture);
-TEXTURE2D(_CameraOpaqueTexture); SAMPLER(sampler_CameraOpaqueTexture_linear_clamp);
+TEXTURE2D_X(_WaterFXMap);
+TEXTURE2D_X(_CameraDepthTexture);
+TEXTURE2D_X(_CameraOpaqueTexture); SAMPLER(sampler_CameraOpaqueTexture_linear_clamp);
 
 TEXTURE2D(_WaterDepthMap); SAMPLER(sampler_WaterDepthMap_linear_clamp);