Code cleanup, fixed HLSL shaders

shaders/hlsl/tessellation/base.frag

@@ -1,7 +1,7 @@
 // Copyright 2020 Google LLC
 
-Texture2D textureColorMap : register(t2);
-SamplerState samplerColorMap : register(s2);
+Texture2D textureColorMap : register(t0, space1);
+SamplerState samplerColorMap : register(s0, space1);
 
 struct DSOutput
 {

shaders/hlsl/tessellation/passthrough.tese

@@ -2,12 +2,13 @@
 
 struct UBO
 {
-	float4x4 projection;
-	float4x4 model;
-	float tessAlpha;
+    float4x4 projection;
+    float4x4 model;
+    float tessAlpha;
+    float tessLevel;
 };
 
-cbuffer ubo : register(b1) { UBO ubo; }
+cbuffer ubo : register(b0) { UBO ubo; }
 
 struct HSOutput
 {

shaders/hlsl/tessellation/pntriangles.tesc

@@ -18,7 +18,10 @@ struct PnPatch
 // tessellation levels
 struct UBO
 {
-	float tessLevel;
+    float4x4 projection;
+    float4x4 model;
+    float tessAlpha;
+    float tessLevel;
 };
 
 cbuffer ubo : register(b0) { UBO ubo; }
@@ -83,7 +86,7 @@ ConstantsHSOutput ConstantsHS(InputPatch<VSOutput, 3> patch, uint InvocationID :
 
 [domain("tri")]
 [partitioning("fractional_odd")]
-[outputtopology("triangle_ccw")]
+[outputtopology("triangle_cw")]
 [outputcontrolpoints(3)]
 [patchconstantfunc("ConstantsHS")]
 [maxtessfactor(20.0f)]

shaders/hlsl/tessellation/pntriangles.tese

@@ -20,9 +20,10 @@ struct UBO
     float4x4 projection;
     float4x4 model;
     float tessAlpha;
+    float tessLevel;
 };
 
-cbuffer ubo : register(b1) { UBO ubo; }
+cbuffer ubo : register(b0) { UBO ubo; }
 
 struct HSOutput
 {