#pragma once

#include "Includes/Common/Input.hlsl"

struct Attributes
{
    float4 position : POSITION;
    float2 texcoord : TEXCOORD0;
    UNITY_VERTEX_INPUT_INSTANCE_ID
};

struct Varyings
{
    float2 uv : TEXCOORD0;
    float4 positionCS : SV_POSITION;
    UNITY_VERTEX_INPUT_INSTANCE_ID
};

Varyings DepthOnlyVertex(Attributes input)
{
    Varyings output = (Varyings)0;
    UNITY_SETUP_INSTANCE_ID(input);
    output.uv = TRANSFORM_TEX(input.texcoord, _BaseMap);
    output.positionCS = TransformObjectToHClip(input.position.xyz);
    return output;
}

half4 DepthOnlyFragment(Varyings input) : SV_TARGET
{
    #if _ALPHATEST_ON
    {
        half alpha = tex2D(_BaseMap, input.uv).a * _BaseColor.a;
        clip(alpha - _Cutoff);
    }
    #endif

    return 0;
}