void GetWaveFeild(out float Up, out float Down, in float A, in float T, in float WaveWidth, in float2 UV, in float time)
{float TwoPI = 3.1415926 * 2;Up = A * sin(TwoPI / T * UV.x + time);Down = A * sin(TwoPI / T * UV.x + time) + WaveWidth;
}float GetWaveColor(in float FeildUp, in float FeildDown, in float UVY)
{UVY = UVY - 0.5;return step(UVY, FeildDown) - step(UVY, FeildUp);
}float CalculateWave(in float2 UV, float A, float T, float WaveWidth, in float time)
{float Output = 0;float WaveFeildUp = 0;float WaveFeildDown = 0;// If you need more wave feild. Adding them here!float WaveUp_01 = 0;float WaveDown_01 = 0;GetWaveFeild(WaveUp_01, WaveDown_01, A, T, WaveWidth, UV, time);float WaveUp_02 = 0;float WaveDown_02 = 0;GetWaveFeild(WaveUp_02, WaveDown_02, A, T * 2, WaveWidth, UV, time * -1.2);float WaveUp_03 = 0;float WaveDown_03 = 0;GetWaveFeild(WaveUp_03, WaveDown_03, A * 5, T * 0.2, WaveWidth, UV, time * 8);//Wave field blend operationsWaveFeildUp = WaveUp_01 + WaveUp_02 * WaveUp_03 + WaveUp_03 * 0.1;WaveFeildDown = WaveDown_01 + WaveDown_02 * WaveDown_03 + WaveDown_03 * 0.1;Output = GetWaveColor(WaveFeildUp, WaveFeildDown, UV.y);return Output;
}float RenderWave(in float2 UV, in float t)
{float Output = 0;Output = CalculateWave(UV, 0.1, 0.2, 0.02, t * 2);return Output;
}
//return RenderWave(UV, t);

step(distance(uv, float2(0.5, 0.5)) , R);

step(H, uv.y );

float SkillTime(float2 uv, float R, float Radius)
{float2 centeruv = uv - 0.5f;float cos = dot(normalize(centeruv), float2(1,0));return step(Radius, cos);
}

float2 RotateUV(float2 uv,float2 center, float angle)
{float PI = 3.1415927f;float Ang = angle * (2.0f * PI/ 360.0f);float2 RowX = float2(cos(Ang), -sin(Ang));float2 RowY = float2(sin(Ang), cos(Ang));float ArgOne = dot(RowX, uv - center);float ArgTwo = dot(RowY, uv - center);return float2(ArgOne, ArgTwo) + center;
}

float2 Twirl(float2 uv, float2 centeroffset, float strenth)
{   //Transform uv to centeruv = uv - float2(0.5, 0.5);//Offset the uv centerfloat2 delta = uv - centeroffset;float angle = strenth * length(delta);float x = cos(angle) * delta.x - sin(angle) * delta.y;float y = sin(angle) * delta.x + cos(angle) * delta.y;float RowX = x + centeroffset.x;float RowY = y + centeroffset.y;return float2(RowX, RowY);
}

float2 SubUV(float t, float2 coord)
{float SubUVX = 4;float SubUVY = 4;float Time = floor(t);float row = floor(Time / SubUVX);float cloum = Time + row * SubUVX;float2 UV = coord + float2(cloum, row);UV.x /= SubUVX;UV.y /= SubUVY;return UV;
}

 float row = floor(Time / SubUVX);    float cloum = Time + row * SubUVX;