HLSL: add 2DMS texture formats, and matching Load / GetDimensions support

Test/hlsl.load.2dms.dx10.frag

@@ -0,0 +1,56 @@
+SamplerState       g_sSamp : register(s0);
+
+Texture2DMS <float4> g_tTex2dmsf4;
+Texture2DMS <int4>   g_tTex2dmsi4;
+Texture2DMS <uint4>  g_tTex2dmsu4;
+
+Texture2DMSArray <float4> g_tTex2dmsf4a;
+Texture2DMSArray <int4>   g_tTex2dmsi4a;
+Texture2DMSArray <uint4>  g_tTex2dmsu4a;
+
+struct PS_OUTPUT
+{
+    float4 Color : SV_Target0;
+    float  Depth : SV_Depth;
+};
+
+uniform int   c1;
+uniform int2  c2;
+uniform int3  c3;
+uniform int4  c4;
+
+uniform int   o1;
+uniform int2  o2;
+uniform int3  o3;
+uniform int4  o4;
+
+PS_OUTPUT main()
+{
+   PS_OUTPUT psout;
+
+   // 2DMS, no offset
+   g_tTex2dmsf4.Load(c2, 3);
+   g_tTex2dmsi4.Load(c2, 3);
+   g_tTex2dmsu4.Load(c2, 3);
+
+   // 2DMS, offset
+   g_tTex2dmsf4.Load(c2, 3, o2);
+   g_tTex2dmsi4.Load(c2, 3, o2);
+   g_tTex2dmsu4.Load(c2, 3, o2);
+
+   // 2DMSArray, no offset
+   g_tTex2dmsf4a.Load(c3, 3);
+   g_tTex2dmsi4a.Load(c3, 3);
+   g_tTex2dmsu4a.Load(c3, 3);
+
+   // 2DMSArray, offset
+   g_tTex2dmsf4a.Load(c3, 3, o2);
+   g_tTex2dmsi4a.Load(c3, 3, o2);
+   g_tTex2dmsu4a.Load(c3, 3, o2);
+
+   psout.Color = 1.0;
+   psout.Depth = 1.0;
+
+   return psout;
+}
+