fix #26; Demo scene crashes in Unity 2018.2

Demo/UIAdditive.mat

@@ -5,8 +5,7 @@ Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
   m_Name: UIAdditive
   m_Shader: {fileID: 4800000, guid: ecfa8f5732b504ef98fba10aa18d0326, type: 3}
   m_ShaderKeywords: 
@@ -80,5 +79,6 @@ Material:
     - _UseUIAlphaClip: 0
     - _ZWrite: 1
     m_Colors:
+    - _ClipRect: {r: -32767, g: -32767, b: 32767, a: 32767}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Demo/UIParticle_Demo_Fire.mat

@@ -5,8 +5,7 @@ Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
   m_Name: UIParticle_Demo_Fire
   m_Shader: {fileID: 4800000, guid: ecfa8f5732b504ef98fba10aa18d0326, type: 3}
   m_ShaderKeywords: 
@@ -78,9 +77,9 @@ Material:
     - _StencilReadMask: 255
     - _StencilWriteMask: 255
     - _UVSec: 0
-    - _UseUIAlphaClip: 0
     - _ZWrite: 1
     m_Colors:
+    - _ClipRect: {r: -32767, g: -32767, b: 32767, a: 32767}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
     - _TintColor: {r: 1, g: 1, b: 1, a: 1}

Demo/UIParticle_Demo_FireExplosion.mat

@@ -5,8 +5,7 @@ Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
   m_Name: UIParticle_Demo_FireExplosion
   m_Shader: {fileID: 10721, guid: 0000000000000000f000000000000000, type: 0}
   m_ShaderKeywords: _ALPHABLEND_ON _EMISSION _FADING_ON _REQUIRE_UV2

Demo/UIParticle_Demo_Fire_Additive.mat

@@ -1,86 +0,0 @@
-%YAML 1.1
-%TAG !u! tag:unity3d.com,2011:
---- !u!21 &2100000
-Material:
-  serializedVersion: 6
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_Name: UIParticle_Demo_Fire_Additive
-  m_Shader: {fileID: 10720, guid: 0000000000000000f000000000000000, type: 0}
-  m_ShaderKeywords: 
-  m_LightmapFlags: 4
-  m_EnableInstancingVariants: 0
-  m_DoubleSidedGI: 0
-  m_CustomRenderQueue: -1
-  stringTagMap: {}
-  disabledShaderPasses: []
-  m_SavedProperties:
-    serializedVersion: 3
-    m_TexEnvs:
-    - _BumpMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _DetailAlbedoMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _DetailMask:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _DetailNormalMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _EmissionMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _MainTex:
-        m_Texture: {fileID: 2800000, guid: df33a97a787f8a64a82b59ee073e7cd7, type: 3}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _MetallicGlossMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _OcclusionMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _ParallaxMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    m_Floats:
-    - _BumpScale: 1
-    - _ColorMask: 15
-    - _Cutoff: 0.5
-    - _DetailNormalMapScale: 1
-    - _DstBlend: 0
-    - _GlossMapScale: 1
-    - _Glossiness: 0.5
-    - _GlossyReflections: 1
-    - _InvFade: 1
-    - _Metallic: 0
-    - _Mode: 0
-    - _OcclusionStrength: 1
-    - _Parallax: 0.02
-    - _SmoothnessTextureChannel: 0
-    - _SpecularHighlights: 1
-    - _SrcBlend: 1
-    - _Stencil: 0
-    - _StencilComp: 8
-    - _StencilOp: 0
-    - _StencilReadMask: 255
-    - _StencilWriteMask: 255
-    - _UVSec: 0
-    - _UseUIAlphaClip: 0
-    - _ZWrite: 1
-    m_Colors:
-    - _Color: {r: 1, g: 1, b: 1, a: 1}
-    - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
-    - _TintColor: {r: 1, g: 1, b: 1, a: 1}

Demo/UIParticle_Demo_Fire_Additive.mat.meta

@@ -1,9 +0,0 @@
-fileFormatVersion: 2
-guid: 5a8a71c22a6f24028aeb0f5961cddeb4
-timeCreated: 1494793998
-licenseType: Store
-NativeFormatImporter:
-  mainObjectFileID: 2100000
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Demo/UIParticle_Demo_FlameStream_Root(ScaleTest).prefab.meta

@@ -1,7 +0,0 @@
-fileFormatVersion: 2
-guid: d6b0ba590556a45cd8c5a92ee22ddf1c
-PrefabImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Demo/UIParticle_Demo_ScaleTest.unity.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 728f1c107bd0b49418a7e499b481b8da
+guid: 51072f6aafc134e4bac206c56bc6876b
 DefaultImporter:
   externalObjects: {}
   userData: 

Demo/UIParticle_Demo_ScaleTest2.unity.meta

@@ -1,7 +0,0 @@
-fileFormatVersion: 2
-guid: 712b3f963876343cebf8429fee2f2b57
-DefaultImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Demo/UIParticle_Demo_ScaleTest_Layout.prefab.meta

@@ -1,7 +0,0 @@
-fileFormatVersion: 2
-guid: 40d8f2504d16f42d7a0422e7397e5f86
-PrefabImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Demo/UIParticle_Demo_Spread.mat

@@ -5,8 +5,7 @@ Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
   m_Name: UIParticle_Demo_Spread
   m_Shader: {fileID: 4800000, guid: ecfa8f5732b504ef98fba10aa18d0326, type: 3}
   m_ShaderKeywords: 
@@ -78,7 +77,6 @@ Material:
     - _StencilReadMask: 255
     - _StencilWriteMask: 255
     - _UVSec: 0
-    - _UseUIAlphaClip: 0
     - _ZWrite: 1
     m_Colors:
     - _Color: {r: 1, g: 1, b: 1, a: 1}

Demo/UIParticle_Demo_Spread_Additive.mat

@@ -1,86 +0,0 @@
-%YAML 1.1
-%TAG !u! tag:unity3d.com,2011:
---- !u!21 &2100000
-Material:
-  serializedVersion: 6
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_Name: UIParticle_Demo_Spread_Additive
-  m_Shader: {fileID: 10720, guid: 0000000000000000f000000000000000, type: 0}
-  m_ShaderKeywords: 
-  m_LightmapFlags: 4
-  m_EnableInstancingVariants: 0
-  m_DoubleSidedGI: 0
-  m_CustomRenderQueue: -1
-  stringTagMap: {}
-  disabledShaderPasses: []
-  m_SavedProperties:
-    serializedVersion: 3
-    m_TexEnvs:
-    - _BumpMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _DetailAlbedoMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _DetailMask:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _DetailNormalMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _EmissionMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _MainTex:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _MetallicGlossMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _OcclusionMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    - _ParallaxMap:
-        m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
-        m_Offset: {x: 0, y: 0}
-    m_Floats:
-    - _BumpScale: 1
-    - _ColorMask: 15
-    - _Cutoff: 0.5
-    - _DetailNormalMapScale: 1
-    - _DstBlend: 0
-    - _GlossMapScale: 1
-    - _Glossiness: 0.5
-    - _GlossyReflections: 1
-    - _InvFade: 1
-    - _Metallic: 0
-    - _Mode: 0
-    - _OcclusionStrength: 1
-    - _Parallax: 0.02
-    - _SmoothnessTextureChannel: 0
-    - _SpecularHighlights: 1
-    - _SrcBlend: 1
-    - _Stencil: 0
-    - _StencilComp: 8
-    - _StencilOp: 0
-    - _StencilReadMask: 255
-    - _StencilWriteMask: 255
-    - _UVSec: 0
-    - _UseUIAlphaClip: 0
-    - _ZWrite: 1
-    m_Colors:
-    - _Color: {r: 1, g: 1, b: 1, a: 1}
-    - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
-    - _TintColor: {r: 1, g: 1, b: 1, a: 1}

Demo/UIParticle_Demo_Spread_Additive.mat.meta

@@ -1,9 +0,0 @@
-fileFormatVersion: 2
-guid: 66c6abb38948941d8b179d7b99d3270f
-timeCreated: 1494793998
-licenseType: Store
-NativeFormatImporter:
-  mainObjectFileID: 2100000
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: