Unity でShaderの勉強 その8 Point Lightを取り込む

Shader "Custom/TestShader" {
    Properties {
        _MainColor("MainColor",Color) = (1,1,1,1)
    }

    SubShader {
        Tags {"LightMode" = "ForwardBase"}
        Pass {
            CGPROGRAM
            #pragma vertex vert
            #pragma fragment frag

            uniform float4 _MainColor;

            struct v2f {
                float4 wPos : SV_POSITION;
            };


            v2f vert(float4 pos : POSITION) {
                v2f output;
                output.wPos = mul(UNITY_MATRIX_MVP,pos);
                return output;
            }

            float4 frag(v2f input) : SV_TARGET {
                return _MainColor + (unity_LightColor[0]);
            }
            ENDCG
        }
    }
}