HLSL: Add texture Load method & decomposition

Test/hlsl.load.basic.dx10.frag

@@ -0,0 +1,76 @@
+SamplerState       g_sSamp : register(s0);
+
+uniform Texture1D <float4> g_tTex1df4 : register(t0);
+Texture1D <int4>   g_tTex1di4;
+Texture1D <uint4>  g_tTex1du4;
+
+Texture2D <float4> g_tTex2df4;
+Texture2D <int4>   g_tTex2di4;
+Texture2D <uint4>  g_tTex2du4;
+
+Texture3D <float4> g_tTex3df4;
+Texture3D <int4>   g_tTex3di4;
+Texture3D <uint4>  g_tTex3du4;
+
+TextureCube <float4> g_tTexcdf4;
+TextureCube <int4>   g_tTexcdi4;
+TextureCube <uint4>  g_tTexcdu4;
+
+Texture1DArray <float4> g_tTex1df4a;
+Texture1DArray <int4>   g_tTex1di4a;
+Texture1DArray <uint4>  g_tTex1du4a;
+
+Texture2DArray <float4> g_tTex2df4a;
+Texture2DArray <int4>   g_tTex2di4a;
+Texture2DArray <uint4>  g_tTex2du4a;
+
+TextureCubeArray <float4> g_tTexcdf4a;
+TextureCubeArray <int4>   g_tTexcdi4a;
+TextureCubeArray <uint4>  g_tTexcdu4a;
+
+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;
+
+   // 1D
+   g_tTex1df4.Load(c2);
+   g_tTex1di4.Load(c2);
+   g_tTex1du4.Load(c2);
+
+   // 2D
+   g_tTex2df4.Load(c3);
+   g_tTex2di4.Load(c3);
+   g_tTex2du4.Load(c3);
+
+   // 3D
+   g_tTex3df4.Load(c4);
+   g_tTex3di4.Load(c4);
+   g_tTex3du4.Load(c4);
+
+   // Offset has no Cube or CubeArray forms
+
+   // TODO:
+   // Load, SampleIndex
+   // Load, SampleIndex, Offset
+
+   psout.Color = 1.0;
+   psout.Depth = 1.0;
+
+   return psout;
+}