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- Shader "Example/Uv Scroll"
- {
- Properties
- {
- _MainTex ("Texture", 2D) = "white" {}
- }
- SubShader
- {
- Pass
- {
- CGPROGRAM
- #pragma vertex vert
- #pragma fragment frag
- #include "UnityCG.cginc"
- struct appdata_t
- {
- float4 vertex : POSITION;
- float2 texcoord : TEXCOORD0;
- };
- struct v2f
- {
- float4 vertex : SV_POSITION;
- float2 texcoord : TEXCOORD0;
- };
- sampler2D _MainTex;
- float4 _MainTex_ST;
- v2f vert(appdata_t v)
- {
- v2f o;
- o.vertex = UnityObjectToClipPos(v.vertex);
- o.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
- return o;
- }
- fixed4 frag(v2f i) : SV_Target
- {
- float speed = 1.0f;
- float time = _Time.y * speed;
- float dy = time - floor(time);
- float dx = sin(radians((i.texcoord.y - dy) * 360) * 2);
- float2 uv = float2(i.texcoord.x + dx, i.texcoord.y);
- return tex2D(_MainTex, uv);
- }
- ENDCG
- }
- }
- }
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