Added SM3 requirement to instancing shaders.

SourceAssets/HLSLShaders/Ambient.xml

@@ -3,7 +3,7 @@
         <option name="VCol" define="VERTEXCOLOR" />
         <variation name="" />
         <variation name="Skinned" define="SKINNED" />
-        <variation name="Instanced" define="INSTANCED" />
+        <variation name="Instanced" define="INSTANCED" require="SM3" />
         <variation name="Billboard" define="BILLBOARD" />
     </shader>
     <shader name="Ambient" type="ps">

SourceAssets/HLSLShaders/BlinnPhong.xml

@@ -9,7 +9,7 @@
         <option name="Shadow" define="SHADOW" />
         <variation name="" />
         <variation name="Skinned" define="SKINNED" />
-        <variation name="Instanced" define="INSTANCED" />
+        <variation name="Instanced" define="INSTANCED" require="SM3" />
         <variation name="Billboard" define="BILLBOARD" />
     </shader>
     <shader name="BlinnPhong" type="ps">

SourceAssets/HLSLShaders/Shadow.xml

@@ -4,7 +4,7 @@
         <option name="FB" define="FALLBACK" require="SM2" />
         <variation name="" />
         <variation name="Skinned" define="SKINNED" />
-        <variation name="Instanced" define="INSTANCED" />
+        <variation name="Instanced" define="INSTANCED" require="SM3" />
     </shader>
     <shader name="Shadow" type="ps">
         <option name="Mask" define="ALPHAMASK" />

SourceAssets/HLSLShaders/Unlit.xml

@@ -3,7 +3,7 @@
         <option name="VCol" define="VERTEXCOLOR" />
         <variation name="" />
         <variation name="Skinned" define="SKINNED" />
-        <variation name="Instanced" define="INSTANCED" />
+        <variation name="Instanced" define="INSTANCED" require="SM3" />
         <variation name="Billboard" define="BILLBOARD" />
     </shader>
     <shader name="Unlit" type="ps">

SourceAssets/HLSLShaders/Volumetric.xml

@@ -7,7 +7,7 @@
         <option name="" /> <!-- Dummy option to separate the two variation groups -->
         <variation name="" />
         <variation name="Skinned" define="SKINNED" />
-        <variation name="Instanced" define="INSTANCED" />
+        <variation name="Instanced" define="INSTANCED" require="SM3" />
         <variation name="Billboard" define="BILLBOARD" />
     </shader>
     <shader name="Volumetric" type="ps">