// 特殊的PlayerZ，会根据Alpha数值进行AlphaClip
// 用于动画控制Alpha的情况
Shader "Zhanyou/Character/PlayerZClip"
{
	Properties
	{
		_Clip("Clip Alpha", float) = 0.05
		_Color("Clip Color", Color) = (0, 0, 0, 1)
	}

	Category
	{
		Tags { "Queue"="AlphaTest+51" "IgnoreProjector"="True" }
		Blend Zero Zero
		Cull Back
		Lighting Off
		ColorMask 0
		SubShader
		{
			Pass
			{

				CGPROGRAM
				#pragma vertex vert
				#pragma fragment frag
				#include "UnityCG.cginc"

				struct appdata_t
				{
					float4 vertex : POSITION;
				};
				struct v2f
				{
					float4 vertex : SV_POSITION;
				};
				
				uniform float _Clip;
				uniform half4 _Color;
				
				v2f vert (appdata_t v)
				{
					v2f o;
					o.vertex = UnityObjectToClipPos(v.vertex);
					return o;
				}
				
				fixed4 frag (v2f i) : SV_Target
				{
					clip(_Color.a - _Clip);
					return 0;
				}
				ENDCG
			}
		}
	}
}