You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
100 lines
2.2 KiB
GLSL
100 lines
2.2 KiB
GLSL
//////////////////////////////////////////////
|
|
/// 2DxFX - 2D SPRITE FX - by VETASOFT 2016 //
|
|
/// http://unity3D.vetasoft.com/ //
|
|
//////////////////////////////////////////////
|
|
|
|
Shader "2DxFX/AL/Twist"
|
|
{
|
|
Properties
|
|
{
|
|
[PerRendererData] _MainTex("Sprite Texture", 2D) = "white" {}
|
|
_Distortion("Distortion", Range(0,1)) = 0
|
|
_PosX("PosX", Range(0,1)) = 0
|
|
_PosY("PosY", Range(0,1)) = 0
|
|
_Alpha("Alpha", Range(0,1)) = 1.0
|
|
_Color("Color", Color) = (1,1,1,1)
|
|
_ColorX("ColorX", Color) = (1,1,1,1)
|
|
[HideInInspector]_SrcBlend("_SrcBlend", Float) = 0
|
|
[HideInInspector]_DstBlend("_DstBlend", Float) = 0
|
|
[HideInInspector]_BlendOp("_BlendOp",Float) = 0
|
|
[HideInInspector]_Z("_Z", Float) = 0
|
|
}
|
|
|
|
SubShader
|
|
{
|
|
Tags
|
|
{
|
|
"IgnoreProjector" = "True"
|
|
"RenderType" = "TransparentCutout"
|
|
"PreviewType" = "Plane"
|
|
"CanUseSpriteAtlas" = "True"
|
|
}
|
|
Cull Off
|
|
Lighting Off
|
|
ZWrite[_Z]
|
|
BlendOp[_BlendOp]
|
|
Blend[_SrcBlend][_DstBlend]
|
|
|
|
CGPROGRAM
|
|
#pragma surface surf Lambert vertex:vert nofog keepalpha addshadow fullforwardshadows
|
|
#pragma target 3.0
|
|
sampler2D _MainTex;
|
|
float _Distortion;
|
|
float _PosX;
|
|
float _PosY;
|
|
float4 _Color;
|
|
float4 _ColorX;
|
|
float _Alpha;
|
|
|
|
struct Input
|
|
{
|
|
float2 uv_MainTex;
|
|
float4 color;
|
|
};
|
|
|
|
void vert(inout appdata_full v, out Input o)
|
|
{
|
|
v.vertex = UnityPixelSnap(v.vertex);
|
|
UNITY_INITIALIZE_OUTPUT(Input, o);
|
|
o.color = v.color * _Color;
|
|
}
|
|
|
|
|
|
|
|
float4 twist(sampler2D tex, float2 uv, float time)
|
|
{
|
|
float radius = 0.5;
|
|
float2 center = float2(_PosX,_PosY);
|
|
float2 tc = uv - center;
|
|
float dist = length(tc);
|
|
if (dist < radius)
|
|
{
|
|
float percent = (radius - dist) / radius;
|
|
float theta = percent * percent * (2.0 * sin(time)) * 8.0;
|
|
float s = sin(theta);
|
|
float c = cos(theta);
|
|
tc = float2(dot(tc, float2(c, -s)), dot(tc, float2(s, c)));
|
|
}
|
|
tc += center;
|
|
float4 color = tex2D(tex, tc);
|
|
return color;
|
|
}
|
|
|
|
|
|
|
|
void surf(Input IN, inout SurfaceOutput o)
|
|
{
|
|
|
|
float2 uv = IN.uv_MainTex;
|
|
float4 finalColor = twist(_MainTex, uv, _Distortion)* IN.color;
|
|
finalColor.a *= (1 - _Alpha);
|
|
o.Albedo = finalColor.rgb * finalColor.a;
|
|
o.Alpha = finalColor.a;
|
|
|
|
clip(o.Alpha - 0.05);
|
|
}
|
|
ENDCG
|
|
}
|
|
|
|
Fallback "Sprites/Default"
|
|
} |