Fixed shader compilation issue on dx9 and disabled DoF on d3d11_9x

Author: Chman

PostProcessing/Resources/Shaders/DepthOfField.cginc

@@ -6,7 +6,6 @@
 #include "DiskKernels.cginc"
 
 #define PREFILTER_LUMA_WEIGHT 1
-#pragma target 3.0
 
 sampler2D_float _CameraDepthTexture;
 sampler2D_float _HistoryCoC;
@@ -101,7 +100,7 @@ half4 FragPrefilter(VaryingsDOF i) : SV_Target
 struct Output
 {
     half4 base : SV_Target0;
-    half history : SV_Target1;
+    half4 history : SV_Target1;
 };
 
 Output FragAntialiasCoC(VaryingsDOF i)
@@ -113,7 +112,7 @@ Output FragAntialiasCoC(VaryingsDOF i)
 
     Output output;
     output.base = half4(base.rgb, nCoC);
-    output.history = nCoC;
+    output.history = nCoC.xxxx;
     return output;
 }
 

PostProcessing/Resources/Shaders/DepthOfField.shader

@@ -5,6 +5,11 @@ Shader "Hidden/Post FX/Depth Of Field"
         _MainTex ("", 2D) = "black"
     }
 
+    CGINCLUDE
+        #pragma exclude_renderers d3d11_9x
+        #pragma target 3.0
+    ENDCG
+
     SubShader
     {
         Cull Off ZWrite Off ZTest Always
@@ -15,7 +20,6 @@ Shader "Hidden/Post FX/Depth Of Field"
             CGPROGRAM
                 #pragma vertex VertDOF
                 #pragma fragment FragPrefilter
-                #pragma target 3.0
                 #include "DepthOfField.cginc"
             ENDCG
         }