1 files changed, 89 insertions, 0 deletions
diff --git a/Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_TFHCFlipBookUVAnimation.shader b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_TFHCFlipBookUVAnimation.shader
new file mode 100644
index 00000000..a3778980
--- /dev/null
+++ b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_TFHCFlipBookUVAnimation.shader
@@ -0,0 +1,89 @@
+Shader "Hidden/TFHCFlipBookUVAnimation"
+{
+	Properties
+	{
+		_A ("_UV", 2D) = "white" {}
+		_B ("_Columns", 2D) = "white" {}
+		_C ("_Rows", 2D) = "white" {}
+		_D ("_Speed", 2D) = "white" {}
+		_E ("_StartFrame", 2D) = "white" {}
+		_F ("_Speed", 2D) = "white" {}
+	}
+	SubShader
+	{
+		CGINCLUDE
+			#include "UnityCG.cginc"
+			#pragma vertex vert_img
+			#pragma fragment frag
+			sampler2D _A;
+			sampler2D _B;
+			sampler2D _C;
+			sampler2D _D;
+			sampler2D _E;
+			sampler2D _F;
+			float _EditorTime;
+		ENDCG
+
+		//Time port disconnected
+		Pass
+		{
+			CGPROGRAM
+			float4 frag(v2f_img i) : SV_Target
+			{
+				float2 uv = tex2D( _A, i.uv ).rg;
+				float col = tex2D( _B, i.uv ).r;
+				float row = tex2D( _C, i.uv ).r;
+				float spd = tex2D( _D, i.uv ).r;
+				float str = tex2D( _E, i.uv ).r;
+		
+				float fbtotaltiles = col * row;
+				float fbcolsoffset = 1.0f / col;
+				float fbrowsoffset = 1.0f / row;
+				float fbspeed = _EditorTime * spd;
+				float2 fbtiling = float2(fbcolsoffset, fbrowsoffset);
+				float fbcurrenttileindex = round( fmod( fbspeed + str, fbtotaltiles) );
+				fbcurrenttileindex += ( fbcurrenttileindex < 0) ? fbtotaltiles : 0;
+				float fblinearindextox = round ( fmod ( fbcurrenttileindex, col ) );
+				float fboffsetx = fblinearindextox * fbcolsoffset;
+				float fblinearindextoy = round( fmod( ( fbcurrenttileindex - fblinearindextox ) / col, row ) );
+				fblinearindextoy = (int)(row-1) - fblinearindextoy;
+				float fboffsety = fblinearindextoy * fbrowsoffset;
+				float2 fboffset = float2(fboffsetx, fboffsety);
+				float2 fbuv = float4( uv, 0.0 , 0.0 ) * fbtiling + fboffset;
+				return float4(fbuv, 0 , 0);
+			}
+			ENDCG
+		}
+		
+		//Time port connected
+		Pass
+		{
+			CGPROGRAM
+			float4 frag(v2f_img i) : SV_Target
+			{
+				float2 uv = tex2D( _A, i.uv ).rg;
+				float col = tex2D( _B, i.uv ).r;
+				float row = tex2D( _C, i.uv ).r;
+				float spd = tex2D( _D, i.uv ).r;
+				float str = tex2D( _E, i.uv ).r;
+				float time = tex2D( _F, i.uv ).r;
+				float fbtotaltiles = col * row;
+				float fbcolsoffset = 1.0f / col;
+				float fbrowsoffset = 1.0f / row;
+				float fbspeed = time * spd;
+				float2 fbtiling = float2(fbcolsoffset, fbrowsoffset);
+				float fbcurrenttileindex = round( fmod( fbspeed + str, fbtotaltiles) );
+				fbcurrenttileindex += ( fbcurrenttileindex < 0) ? fbtotaltiles : 0;
+				float fblinearindextox = round ( fmod ( fbcurrenttileindex, col ) );
+				float fboffsetx = fblinearindextox * fbcolsoffset;
+				float fblinearindextoy = round( fmod( ( fbcurrenttileindex - fblinearindextox ) / col, row ) );
+				fblinearindextoy = (int)(row-1) - fblinearindextoy;
+				float fboffsety = fblinearindextoy * fbrowsoffset;
+				float2 fboffset = float2(fboffsetx, fboffsety);
+				float2 fbuv = float4( uv, 0.0 , 0.0 ) * fbtiling + fboffset;
+				return float4(fbuv, 0 , 0);
+			}
+			ENDCG
+		}
+	}
+}