Assignment for RMIT Mixed Reality in 2020
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9.0 KiB

// Made with Amplify Shader Editor
// Available at the Unity Asset Store - http://u3d.as/y3X
Shader "ASESampleShaders/Sprites/UISpriteFX"
{
Properties
{
[PerRendererData] _MainTex ("Sprite Texture", 2D) = "white" {}
_Color ("Tint", Color) = (1,1,1,1)
[MaterialToggle] PixelSnap ("Pixel snap", Float) = 0
[PerRendererData] _AlphaTex ("External Alpha", 2D) = "white" {}
[Header(UI Sprite Effect Layer)]
_RingColor("Ring Color", Color) = (0,0.3793104,1,1)
[NoScaleOffset]_Ring("Ring", 2D) = "white" {}
[HideInInspector]_CustomUVS("CustomUVS", Vector) = (0,0,0,0)
_Vector1("Vector 1", Vector) = (0,0,0,0)
[HideInInspector] _texcoord( "", 2D ) = "white" {}
}
SubShader
{
Tags
{
"Queue"="Transparent"
"IgnoreProjector"="True"
"RenderType"="Transparent"
"PreviewType"="Plane"
"CanUseSpriteAtlas"="True"
}
Cull Off
Lighting Off
ZWrite Off
Blend One OneMinusSrcAlpha
Pass
{
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#pragma target 3.0
#pragma multi_compile _ PIXELSNAP_ON
#pragma multi_compile _ ETC1_EXTERNAL_ALPHA
#include "UnityCG.cginc"
#include "UnityShaderVariables.cginc"
struct appdata_t
{
float4 vertex : POSITION;
float4 color : COLOR;
float2 texcoord : TEXCOORD0;
UNITY_VERTEX_INPUT_INSTANCE_ID
};
struct v2f
{
float4 vertex : SV_POSITION;
fixed4 color : COLOR;
float2 texcoord : TEXCOORD0;
UNITY_VERTEX_OUTPUT_STEREO
};
uniform fixed4 _Color;
uniform float _EnableExternalAlpha;
uniform sampler2D _MainTex;
uniform sampler2D _AlphaTex;
uniform float4 _MainTex_ST;
uniform float4 _RingColor;
uniform sampler2D _Ring;
uniform float4 _CustomUVS;
uniform float4 _Vector1;
v2f vert( appdata_t IN )
{
v2f OUT;
UNITY_SETUP_INSTANCE_ID(IN);
UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
IN.vertex.xyz += float3(0,0,0) ;
OUT.vertex = UnityObjectToClipPos(IN.vertex);
OUT.texcoord = IN.texcoord;
OUT.color = IN.color * _Color;
#ifdef PIXELSNAP_ON
OUT.vertex = UnityPixelSnap (OUT.vertex);
#endif
return OUT;
}
fixed4 SampleSpriteTexture (float2 uv)
{
fixed4 color = tex2D (_MainTex, uv);
#if ETC1_EXTERNAL_ALPHA
// get the color from an external texture (usecase: Alpha support for ETC1 on android)
fixed4 alpha = tex2D (_AlphaTex, uv);
color.a = lerp (color.a, alpha.r, _EnableExternalAlpha);
#endif //ETC1_EXTERNAL_ALPHA
return color;
}
fixed4 frag(v2f IN ) : SV_Target
{
float2 uv_MainTex = IN.texcoord.xy * _MainTex_ST.xy + _MainTex_ST.zw;
float4 tex2DNode30 = tex2D( _MainTex, uv_MainTex );
float2 appendResult54 = (float2((0.0 + (uv_MainTex.x - _CustomUVS.x) * (1.0 - 0.0) / (_CustomUVS.z - _CustomUVS.x)) , (0.0 + (uv_MainTex.y - _CustomUVS.y) * (1.0 - 0.0) / (_CustomUVS.w - _CustomUVS.y))));
float4 appendResult65 = (float4(_Vector1.x , ( _Vector1.y * _SinTime.w ) , _Vector1.z , _Vector1.w));
float4 temp_output_57_0_g9 = appendResult65;
float2 temp_output_2_0_g9 = (temp_output_57_0_g9).zw;
float2 temp_cast_0 = (1.0).xx;
float2 temp_output_13_0_g9 = ( ( ( appendResult54 + (temp_output_57_0_g9).xy ) * temp_output_2_0_g9 ) + -( ( temp_output_2_0_g9 - temp_cast_0 ) * 0.5 ) );
float TimeVar197_g9 = _Time.y;
float cos17_g9 = cos( TimeVar197_g9 );
float sin17_g9 = sin( TimeVar197_g9 );
float2 rotator17_g9 = mul( temp_output_13_0_g9 - float2( 0.5,0.5 ) , float2x2( cos17_g9 , -sin17_g9 , sin17_g9 , cos17_g9 )) + float2( 0.5,0.5 );
float4 tex2DNode97_g9 = tex2D( _Ring, rotator17_g9 );
float2 temp_cast_1 = (1.0).xx;
float temp_output_115_0_g9 = step( ( (temp_output_13_0_g9).y + -0.5 ) , 0.0 );
float lerpResult125_g9 = lerp( 1.0 , ( 1.0 - tex2DNode30.a ) , ( 1.0 - temp_output_115_0_g9 ));
float4 lerpResult59 = lerp( tex2DNode30 , _RingColor , (( tex2DNode97_g9 * lerpResult125_g9 * tex2DNode97_g9.a )).a);
fixed4 c = lerpResult59;
c.rgb *= c.a;
return c;
}
ENDCG
}
}
CustomEditor "ASEMaterialInspector"
}
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//CHKSM=C27FB932634DAAD47698A43833F942B905FE1D53