Merge branch '3.6' into 3.7-beta

spine-c/spine-c/src/spine/Animation.c

@@ -851,23 +851,36 @@ void _spDeformTimeline_apply (const spTimeline* timeline, spSkeleton* skeleton,
 			slot->attachmentVerticesCapacity = vertexCount;
 		}
 	}
-	if (slot->attachmentVerticesCount != vertexCount && pose != SP_MIX_POSE_SETUP) alpha = 1; /* Don't mix from uninitialized slot vertices. */
 	slot->attachmentVerticesCount = vertexCount;
 
 	frameVertices = self->frameVertices;
 	vertices = slot->attachmentVertices;
 
 	if (time < frames[0]) { /* Time is before first frame. */
+		spVertexAttachment* vertexAttachment = SUB_CAST(spVertexAttachment, slot->attachment);
 		switch (pose) {
 			case SP_MIX_POSE_SETUP:
-				slot->attachmentVerticesCount = 0;
+				if (!vertexAttachment->bones) {
+					memcpy(vertices, vertexAttachment->vertices, vertexCount * sizeof(float));
+				} else {
+					for (i = 0; i < vertexCount; i++) vertices[i] = 0;
+				}
 				return;
 			case SP_MIX_POSE_CURRENT:
 			case SP_MIX_POSE_CURRENT_LAYERED: /* to appease compiler */
+				if (alpha == 1) break;
+				if (!vertexAttachment->bones) {
+					float* setupVertices = vertexAttachment->vertices;
+					for (i = 0; i < vertexCount; i++) {
+						vertices[i] += (setupVertices[i] - vertices[i]) * alpha;
+					}
+				} else {
 					alpha = 1 - alpha;
-				for (i = 0; i < vertexCount; i++)
+					for (i = 0; i < vertexCount; i++) {
 						vertices[i] *= alpha;
 					}
+				}
+		}
 		return;
 	}
 

spine-unity/Assets/spine-unity/Editor/SpineAttributeDrawers.cs

@@ -101,6 +101,7 @@ namespace Spine.Unity.Editor {
 			}
 				
 			position = EditorGUI.PrefixLabel(position, label);
+
 			var image = Icon;
 			var propertyStringValue = (property.hasMultipleDifferentValues) ? SpineInspectorUtility.EmDash : property.stringValue;
 			if (GUI.Button(position, string.IsNullOrEmpty(propertyStringValue) ? NoneLabel(image) : SpineInspectorUtility.TempContent(propertyStringValue, image), EditorStyles.popup))

spine-unity/Assets/spine-unity/Modules/BoundingBoxFollower/BoundingBoxFollower.cs

@@ -79,7 +79,7 @@ namespace Spine.Unity {
 
 		/// <summary>
 		/// Initialize and instantiate the BoundingBoxFollower colliders. This is method checks if the BoundingBoxFollower has already been initialized for the skeleton instance and slotName and prevents overwriting unless it detects a new setup.</summary>
-		public void Initialize () {
+		public void Initialize (bool overwrite = false) {
 			if (skeletonRenderer == null)
 				return;
 
@@ -89,7 +89,9 @@ namespace Spine.Unity {
 				return;
 
 			// Don't reinitialize if the setup did not change.
-			if (colliderTable.Count > 0 && slot != null			// Slot is set and colliders already populated.
+			if (!overwrite
+				&&
+				colliderTable.Count > 0 && slot != null			// Slot is set and colliders already populated.
 				&&
 				skeletonRenderer.skeleton == slot.Skeleton		// Skeleton object did not change.
 				&&
@@ -110,7 +112,24 @@ namespace Spine.Unity {
 			}
 
 			if (this.gameObject.activeInHierarchy) {
-				foreach (var skin in skeleton.Data.Skins) {
+				foreach (var skin in skeleton.Data.Skins)
+					AddSkin(skin, skeleton, slotIndex);
+
+				AddSkin(skeleton.skin, skeleton, slotIndex);
+			}
+
+			if (BoundingBoxFollower.DebugMessages) {
+				bool valid = colliderTable.Count != 0;
+				if (!valid) {
+					if (this.gameObject.activeInHierarchy)
+						Debug.LogWarning("Bounding Box Follower not valid! Slot [" + slotName + "] does not contain any Bounding Box Attachments!");
+					else 
+						Debug.LogWarning("Bounding Box Follower tried to rebuild as a prefab.");
+				}
+			}
+		}
+
+		void AddSkin (Skin skin, Skeleton skeleton, int slotIndex) {
 			var attachmentNames = new List<string>();
 			skin.FindNamesForSlot(slotIndex, attachmentNames);
 
@@ -131,18 +150,6 @@ namespace Spine.Unity {
 				}
 			}
 		}
-			}
-
-			if (BoundingBoxFollower.DebugMessages) {
-				bool valid = colliderTable.Count != 0;
-				if (!valid) {
-					if (this.gameObject.activeInHierarchy)
-						Debug.LogWarning("Bounding Box Follower not valid! Slot [" + slotName + "] does not contain any Bounding Box Attachments!");
-					else 
-						Debug.LogWarning("Bounding Box Follower tried to rebuild as a prefab.");
-				}
-			}
-		}
 
 		void OnDisable () {
 			if (clearStateOnDisable)
@@ -206,13 +213,23 @@ namespace Spine.Unity {
 
 			if (bbAttachment == null) {
 				currentCollider = null;
+				currentAttachment = null;
+				currentAttachmentName = null;
 			} else {
-				currentCollider = colliderTable[bbAttachment];
+				PolygonCollider2D foundCollider;
+				colliderTable.TryGetValue(bbAttachment, out foundCollider);
+				if (foundCollider != null) {
+					currentCollider = foundCollider;
 					currentCollider.enabled = true;
-			}
-
 					currentAttachment = bbAttachment;
-			currentAttachmentName = currentAttachment == null ? null : nameTable[bbAttachment];
+					currentAttachmentName = nameTable[bbAttachment];
+				} else {
+					currentCollider = null;
+					currentAttachment = bbAttachment;
+					currentAttachmentName = null;
+					if (BoundingBoxFollower.DebugMessages) Debug.LogFormat("Collider for BoundingBoxAttachment named '{0}' was not initialized. It is possibly from a new skin. currentAttachmentName will be null. You may need to call BoundingBoxFollower.Initialize(overwrite: true);", bbAttachment.Name);
+				}
+			}
 		}
 	}
 

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/CGIncludes/SpriteLighting.cginc

@@ -26,7 +26,7 @@ struct VertexInput
 #if defined(_NORMALMAP)
 	float4 tangent : TANGENT;
 #endif // _NORMALMAP
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 
 ////////////////////////////////////////

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/CGIncludes/SpriteUnlit.cginc

@@ -12,7 +12,7 @@ struct VertexInput
 	float4 vertex : POSITION;
 	float4 texcoord : TEXCOORD0;
 	fixed4 color : COLOR;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 
 struct VertexOutput

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/CameraDepthNormalsTexture.shader

@@ -286,7 +286,7 @@ struct appdata {
     float4 vertex : POSITION;
     float3 normal : NORMAL;
     fixed4 color : COLOR;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;
@@ -327,7 +327,7 @@ struct appdata {
     float3 normal : NORMAL;
     fixed4 color : COLOR;
     float4 texcoord : TEXCOORD0;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;
@@ -370,7 +370,7 @@ struct appdata {
     float3 normal : NORMAL;
     fixed4 color : COLOR;
     float4 texcoord : TEXCOORD0;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/CameraDepthTexture.shader

@@ -283,7 +283,7 @@ struct appdata {
     float4 vertex : POSITION;
     float3 normal : NORMAL;
     fixed4 color : COLOR;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;
@@ -324,7 +324,7 @@ struct appdata {
     float3 normal : NORMAL;
     fixed4 color : COLOR;
     float4 texcoord : TEXCOORD0;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;
@@ -367,7 +367,7 @@ struct appdata {
     float3 normal : NORMAL;
     fixed4 color : COLOR;
     float4 texcoord : TEXCOORD0;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/CameraNormalsTexture.shader

@@ -286,7 +286,7 @@ struct appdata {
     float4 vertex : POSITION;
     float3 normal : NORMAL;
     fixed4 color : COLOR;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;
@@ -327,7 +327,7 @@ struct appdata {
     float3 normal : NORMAL;
     fixed4 color : COLOR;
     float4 texcoord : TEXCOORD0;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;
@@ -370,7 +370,7 @@ struct appdata {
     float3 normal : NORMAL;
     fixed4 color : COLOR;
     float4 texcoord : TEXCOORD0;
-	UNITY_INSTANCE_ID
+	UNITY_VERTEX_INPUT_INSTANCE_ID
 };
 v2f vert( appdata v ) {
 	v2f o;

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/ShaderShared.cginc

@@ -1,5 +1,3 @@
-// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
-
 #ifndef SHADER_SHARED_INCLUDED
 #define SHADER_SHARED_INCLUDED
 

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/SpriteDepthNormalsTexture.shader

@@ -1,5 +1,3 @@
-// Upgrade NOTE: replaced 'UNITY_INSTANCE_ID' with 'UNITY_VERTEX_INPUT_INSTANCE_ID'
-
 Shader "Hidden/Internal-SpriteDepthNormalsTexture" {
 
 // Use this shader to render a DepthNormals texture for a camera with correct sprite normals (using camera.RenderWithShader)

spine-unity/Assets/spine-unity/Modules/Shaders/Sprite/SpriteVertexLighting.cginc

@@ -324,7 +324,7 @@ VertexOutput vert(VertexInput input)
 	output.color = calculateVertexColor(input.color);
 	output.texcoord = float3(calculateTextureCoord(input.texcoord), 0);
 
-	float3 viewPos = mul(UNITY_MATRIX_MV, input.vertex);
+	float3 viewPos = UnityObjectToViewPos(input.vertex);
 
 #if defined(PER_PIXEL_LIGHTING)
 	

spine-unity/Assets/spine-unity/Modules/SkeletonGraphic/Shaders/Spine-SkeletonGraphic-TintBlack.shader

@@ -15,6 +15,8 @@ Shader "Spine/SkeletonGraphic Tint Black (Premultiply Alpha)"
 		_StencilReadMask ("Stencil Read Mask", Float) = 255
 
 		_ColorMask ("Color Mask", Float) = 15
+
+		[Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
 	}
 
 	SubShader
@@ -50,9 +52,11 @@ Shader "Spine/SkeletonGraphic Tint Black (Premultiply Alpha)"
 		CGPROGRAM
 			#pragma vertex vert
 			#pragma fragment frag
+
 			#include "UnityCG.cginc"
-			fixed4 _Color;
-			fixed4 _Black;
+			#include "UnityUI.cginc"
+
+			#pragma multi_compile __ UNITY_UI_ALPHACLIP
 
 			struct VertexInput {
 				float4 vertex   : POSITION;
@@ -60,6 +64,7 @@ Shader "Spine/SkeletonGraphic Tint Black (Premultiply Alpha)"
 				float2 texcoord : TEXCOORD0;
 				float2 uv1 : TEXCOORD1;
 				float2 uv2 : TEXCOORD2;
+				UNITY_VERTEX_INPUT_INSTANCE_ID
 			};
 
 			struct VertexOutput {
@@ -68,17 +73,24 @@ Shader "Spine/SkeletonGraphic Tint Black (Premultiply Alpha)"
 				half2 texcoord  : TEXCOORD0;
 				float2 uv1 : TEXCOORD1;
 				float2 uv2 : TEXCOORD2;
+				float4 worldPosition : TEXCOORD3;
+				UNITY_VERTEX_OUTPUT_STEREO
 			};
 
+			fixed4 _Color;
+			fixed4 _Black;
+			fixed4 _TextureSampleAdd;
+			float4 _ClipRect;
 
 			VertexOutput vert (VertexInput IN) {
 				VertexOutput OUT;
-				OUT.vertex = UnityObjectToClipPos(IN.vertex);
-				OUT.texcoord = IN.texcoord;
 
-				#ifdef UNITY_HALF_TEXEL_OFFSET
-				OUT.vertex.xy += (_ScreenParams.zw-1.0) * float2(-1,1);
-				#endif
+				UNITY_SETUP_INSTANCE_ID(IN);
+				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
+
+				OUT.worldPosition = IN.vertex;
+				OUT.vertex = UnityObjectToClipPos(OUT.worldPosition);
+				OUT.texcoord = IN.texcoord;
 
 				OUT.color = IN.color * float4(_Color.rgb * _Color.a, _Color.a); // Combine a PMA version of _Color with vertexColor.
 				OUT.uv1 = IN.uv1;
@@ -90,8 +102,14 @@ Shader "Spine/SkeletonGraphic Tint Black (Premultiply Alpha)"
 
 			fixed4 frag (VertexOutput IN) : SV_Target
 			{
-				float4 texColor = tex2D(_MainTex, IN.texcoord);
-				//clip(color.a - 0.01);
+				half4 texColor = (tex2D(_MainTex, IN.texcoord) + _TextureSampleAdd);
+
+				texColor.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
+
+				#ifdef UNITY_UI_ALPHACLIP
+				clip (texColor.a - 0.001);
+				#endif
+
 				return (texColor * IN.color) + float4(((1-texColor.rgb) * texColor.a * (_Black.rgb + float3(IN.uv1.r, IN.uv1.g, IN.uv2.r))), 0);
 			}
 		ENDCG

spine-unity/Assets/spine-unity/Modules/SkeletonGraphic/Shaders/Spine-SkeletonGraphic.shader

@@ -1,4 +1,4 @@
-// This is a premultiply-alpha adaptation of the built-in Unity shader "UI/Default" to allow Unity UI stencil masking.
+// This is a premultiply-alpha adaptation of the built-in Unity shader "UI/Default" in Unity 5.6.2 to allow Unity UI stencil masking.
 
 Shader "Spine/SkeletonGraphic (Premultiply Alpha)"
 {
@@ -14,6 +14,8 @@ Shader "Spine/SkeletonGraphic (Premultiply Alpha)"
 		_StencilReadMask ("Stencil Read Mask", Float) = 255
 
 		_ColorMask ("Color Mask", Float) = 15
+
+		[Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
 	}
 
 	SubShader
@@ -49,25 +51,40 @@ Shader "Spine/SkeletonGraphic (Premultiply Alpha)"
 		CGPROGRAM
 			#pragma vertex vert
 			#pragma fragment frag
+			#pragma target 2.0
+
 			#include "UnityCG.cginc"
-			fixed4 _Color;
+			#include "UnityUI.cginc"
+
+			#pragma multi_compile __ UNITY_UI_ALPHACLIP
 
 			struct VertexInput {
 				float4 vertex   : POSITION;
 				float4 color    : COLOR;
 				float2 texcoord : TEXCOORD0;
+				UNITY_VERTEX_INPUT_INSTANCE_ID
 			};
 
 			struct VertexOutput {
 				float4 vertex   : SV_POSITION;
 				fixed4 color    : COLOR;
 				half2 texcoord  : TEXCOORD0;
+				float4 worldPosition : TEXCOORD1;
+				UNITY_VERTEX_OUTPUT_STEREO
 			};
 
+			fixed4 _Color;
+			fixed4 _TextureSampleAdd;
+			float4 _ClipRect;
 
 			VertexOutput vert (VertexInput IN) {
 				VertexOutput OUT;
-				OUT.vertex = UnityObjectToClipPos(IN.vertex);
+
+				UNITY_SETUP_INSTANCE_ID(IN);
+				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
+
+				OUT.worldPosition = IN.vertex;
+				OUT.vertex = UnityObjectToClipPos(OUT.worldPosition);
 				OUT.texcoord = IN.texcoord;
 
 				#ifdef UNITY_HALF_TEXEL_OFFSET
@@ -82,8 +99,14 @@ Shader "Spine/SkeletonGraphic (Premultiply Alpha)"
 
 			fixed4 frag (VertexOutput IN) : SV_Target
 			{
-				half4 color = tex2D(_MainTex, IN.texcoord) * IN.color;
-				//clip(color.a - 0.01);
+				half4 color = (tex2D(_MainTex, IN.texcoord) + _TextureSampleAdd) * IN.color;
+
+				color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
+
+				#ifdef UNITY_UI_ALPHACLIP
+				clip (color.a - 0.001);
+				#endif
+
 				return color;
 			}
 		ENDCG

spine-unity/Assets/spine-unity/Shaders/Utility/Hidden-Spine-Bones.shader

@@ -1,5 +1,3 @@
-// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
-
 Shader "Hidden/Spine/Bones" {
 Properties {
 	_Color ("Color", Color) = (0.5,0.5,0.5,0.5)

spine-unity/Assets/spine-unity/SkeletonAnimation.cs

@@ -126,7 +126,7 @@ namespace Spine.Unity {
 		}
 		#endregion
 
-		protected override void ClearState () {
+		public override void ClearState () {
 			base.ClearState();
 			if (state != null) state.ClearTracks();
 		}

spine-unity/Assets/spine-unity/SkeletonRenderer.cs

@@ -149,7 +149,7 @@ namespace Spine.Unity {
 			rendererBuffers.Dispose();
 		}
 
-		protected virtual void ClearState () {
+		public virtual void ClearState () {
 			meshFilter.sharedMesh = null;
 			currentInstructions.Clear();
 			if (skeleton != null) skeleton.SetToSetupPose();