unity 交互式水波纹shader怎么写
时间: 2023-03-31 21:01:18 浏览: 110
你可以使用以下代码来编写 Unity 交互式水波纹 Shader:
Shader "Custom/InteractiveWater" {
Properties {
_MainTex ("Texture", 2D) = "white" {}
_Distortion ("Distortion", Range(, 1)) = .1
_Speed ("Speed", Range(, 1)) = .1
}
SubShader {
Tags { "RenderType"="Opaque" }
LOD 100
Pass {
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#include "UnityCG.cginc"
struct appdata {
float4 vertex : POSITION;
float2 uv : TEXCOORD;
};
struct v2f {
float2 uv : TEXCOORD;
float4 vertex : SV_POSITION;
};
sampler2D _MainTex;
float _Distortion;
float _Speed;
v2f vert (appdata v) {
v2f o;
o.vertex = UnityObjectToClipPos(v.vertex);
o.uv = v.uv;
return o;
}
fixed4 frag (v2f i) : SV_Target {
float2 uv = i.uv;
uv += _Distortion * sin(_Time.y * _Speed + uv.x * 10 + uv.y * 10);
fixed4 col = tex2D(_MainTex, uv);
return col;
}
ENDCG
}
}
FallBack "Diffuse"
}
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