// Unity built-in shader source. Copyright (c) 2016 Unity Technologies. MIT license (see license.txt)

Shader "KriptoFX/FPS_Pack/Particles" {
Properties {
    [HDR]_TintColor ("Tint Color", Color) = (0.5,0.5,0.5,0.5)
    _MainTex ("Particle Texture", 2D) = "white" {}
}

Category {
    Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" "PreviewType"="Plane" }
    Blend SrcAlpha OneMinusSrcAlpha

    Cull Off
	ZWrite Off

    SubShader {
        Pass {

            CGPROGRAM
            #pragma vertex vert
            #pragma fragment frag
            #pragma target 2.0
            #pragma multi_compile_fog

            #include "UnityCG.cginc"

            sampler2D _MainTex;
            half4 _TintColor;

            struct appdata_t {
                float4 vertex : POSITION;
                fixed4 color : COLOR;
                float2 texcoord : TEXCOORD0;
                UNITY_VERTEX_INPUT_INSTANCE_ID
            };

            struct v2f {
                float4 vertex : SV_POSITION;
                fixed4 color : COLOR;
                float2 texcoord : TEXCOORD0;
                UNITY_FOG_COORDS(1)

                UNITY_VERTEX_OUTPUT_STEREO
            };

            float4 _MainTex_ST;

            v2f vert (appdata_t v)
            {
                v2f o;
                UNITY_SETUP_INSTANCE_ID(v);
                UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
                o.vertex = UnityObjectToClipPos(v.vertex);

                o.color = v.color * _TintColor * _TintColor * 3;
                o.texcoord = TRANSFORM_TEX(v.texcoord,_MainTex);
                UNITY_TRANSFER_FOG(o,o.vertex);
                return o;
            }



            half4 frag (v2f i) : SV_Target
            {

                half4 col = 2.0f * i.color * tex2D(_MainTex, i.texcoord);
                col.a = saturate(col.a);
                UNITY_APPLY_FOG(i.fogCoord, col);
                return col;
            }
            ENDCG
        }
    }
}
}