Task/1014 enable disable built in outline (#95)

* Deleted OldLegacyUTStoCurrentLegacyUTS

* Fixed: Unable to disable Outline pass for legacy shaders.

Author: H3idi-X

com.unity.toonshader/CHANGELOG.md

@@ -6,7 +6,7 @@
 ### Fixed:
 * HDRP:reduced shader variants by disabling some debug pragmas.
 * URP:UTS materials don't recieve shadows when using newer than Unity 2021.1.
-
+* Legacy:Unable to disable Outline.
 ### Updated
 * More effective and strict internal tests.
 ## [0.4.1-preview] - 2021-10-20

com.unity.toonshader/Editor/Legacy/OldLegacyUTStoCurrentLegacyUTS.cs

@@ -2775,6 +2775,8 @@ void SetuOutline(Material material)
         }
         void GUI_Outline(Material material)
         {
+            const string kDisableOutlineKeyword = "_DISABLE_OUTLINE";
+            bool isLegacy = (srpDefaultLightModeName == "Always");
 
             var srpDefaultLightModeTag = material.GetTag("LightMode", false, srpDefaultLightModeName);
             bool isOutlineEnabled = true;
@@ -2786,14 +2788,26 @@ void GUI_Outline(Material material)
                 {
                     if (GUILayout.Button(STR_ONSTATE, shortButtonStyle))
                     {
+                        if ( isLegacy)
+                        {
+                            material.EnableKeyword(kDisableOutlineKeyword);
+                        }
+
                         material.SetShaderPassEnabled(srpDefaultLightModeName, false);
+
                     }
                 }
                 else
                 {
                     if (GUILayout.Button(STR_OFFSTATE, shortButtonStyle))
                     {
+                        if (isLegacy)
+                        {
+                            material.DisableKeyword(kDisableOutlineKeyword);
+                        }
+
                         material.SetShaderPassEnabled(srpDefaultLightModeName, true);
+
                     }
                 }
                 EditorGUILayout.EndHorizontal();

com.unity.toonshader/Editor/Legacy/OldLegacyUTStoCurrentLegacyUTS.cs.meta

@@ -235,6 +235,8 @@ Shader "Toon (Built-in)" {
             //V.2.0.4
             #pragma multi_compile _IS_OUTLINE_CLIPPING_NO 
             #pragma multi_compile _OUTLINE_NML _OUTLINE_POS
+            // Unity Toon Shader 0.5.0
+            #pragma multi_compile _ _DISABLE_OUTLINE
             //The outline process goes to UTS_Outline.cginc.
             #include "UCTS_Outline.cginc"
             ENDCG

com.unity.toonshader/Editor/UTS_GUIBase.cs

@@ -392,6 +392,8 @@ Shader "ToonTessellation (Built-in)" {
 
             //v.2.0.4
             #pragma shader_feature _IS_CLIPPING_OFF _IS_CLIPPING_MODE _IS_CLIPPING_TRANSMODE
+            // Unity Toon Shader 0.5.0
+            #pragma multi_compile _ _DISABLE_OUTLINE
             #include "UCTS_ShadowCaster_tess.cginc"
             ENDCG
         }