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Assets/Plugins/Circle.meta

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Assets/Plugins/Circle/ImageWithRoundedCorners.cs

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-using DG.Tweening;
-using System;
-using UnityEngine;
-using UnityEngine.UI;
-
-[ExecuteInEditMode]
-public class ImageWithRoundedCorners : MonoBehaviour {
-	private static readonly int Props = Shader.PropertyToID("_WidthHeightRadius");
-
-	private Material material;
-	public float radius;
-    private void Start()
-    {
-
-    }
-    void OnRectTransformDimensionsChange(){
-		Refresh();
-	}
-	
-	private void OnValidate(){
-		Refresh();
-	}
-
-	private void Refresh(){
-		if (material != null)
-		{
-			var rect = ((RectTransform)transform).rect;
-			material.SetVector(Props, new Vector4(rect.width, rect.height, radius*2, 0));
-			if (gameObject.GetComponent<Image>() != null)
-			{
-				gameObject.GetComponent<Image>().material = material;
-				gameObject.GetComponent<Image>().sprite = null;
-			}
-			else if (gameObject.GetComponent<RawImage>()!=null) 
-			{
-				gameObject.GetComponent<RawImage>().material = material;
-			}
-		}
-		else 
-		{
-			material = Instantiate(Resources.Load<Material>("UI/Material/RoundedCornersTextureMaterial"));
-		}
-	}
-}

Assets/Plugins/Circle/ImageWithRoundedCorners.cs.meta

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Assets/Plugins/Circle/RoundedCorners.shader

@@ -1,63 +0,0 @@
-Shader "UI/RoundedCorners/RoundedCorners" {
-    Properties {
-        [HideInInspector] _MainTex ("Texture", 2D) = "white" {}
-
-        // --- Mask support ---
-        [HideInInspector] _StencilComp ("Stencil Comparison", Float) = 8
-        [HideInInspector] _Stencil ("Stencil ID", Float) = 0
-        [HideInInspector] _StencilOp ("Stencil Operation", Float) = 0
-        [HideInInspector] _StencilWriteMask ("Stencil Write Mask", Float) = 255
-        [HideInInspector] _StencilReadMask ("Stencil Read Mask", Float) = 255
-        [HideInInspector] _ColorMask ("Color Mask", Float) = 15
-        [HideInInspector] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
-        
-        // Definition in Properties section is required to Mask works properly
-        _WidthHeightRadius ("WidthHeightRadius", Vector) = (0,0,0,0)
-        // ---
-    }
-    
-    SubShader {
-        Tags {
-            "RenderType"="Transparent"
-            "Queue"="Transparent"
-        }
-
-        // --- Mask support ---
-        Stencil {
-            Ref [_Stencil]
-            Comp [_StencilComp]
-            Pass [_StencilOp]
-            ReadMask [_StencilReadMask]
-            WriteMask [_StencilWriteMask]
-        }
-        Cull Off
-        Lighting Off
-        ZTest [unity_GUIZTestMode]
-        ColorMask [_ColorMask]
-        // ---
-        
-        Blend SrcAlpha OneMinusSrcAlpha
-        ZWrite Off
-
-        Pass {
-            CGPROGRAM
-            
-            #include "UnityCG.cginc"
-            #include "SDFUtils.cginc"
-            #include "ShaderSetup.cginc"
-            
-            #pragma vertex vert
-            #pragma fragment frag
-            
-            float4 _WidthHeightRadius;
-            sampler2D _MainTex;
-
-            fixed4 frag (v2f i) : SV_Target {
-                float alpha = CalcAlpha(i.uv, _WidthHeightRadius.xy, _WidthHeightRadius.z);
-                return mixAlpha(tex2D(_MainTex, i.uv), i.color, alpha);
-            }
-            
-            ENDCG
-        }
-    }
-}

Assets/Plugins/Circle/RoundedCorners.shader.meta

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Assets/Plugins/Circle/SDFUtils.cginc

@@ -1,82 +0,0 @@
-// SDF Function for rectangle
-float rectangle(float2 samplePosition, float2 halfSize){
-    // X component represents signed distance to closest vertical edge of rectangle
-    // Same for Y but for closest horizontal edge
-    // HalfSize represents two distances from each axis of 2d space to a сorresponding edge
-    float2 distanceToEdge = abs(samplePosition) - halfSize;
-    // max(n, 0) to remove distances that signed with minus (distances inside rectangle)
-    // length to calculate distance from outside (distances that > 0) to rectangle
-    float outsideDistance = length(max(distanceToEdge, 0));
-    // max(x,y) is a cheap way to calculate distance to closest edge inside rectangle
-    // with min we just make sure that inside distances would not impact on outside distances
-    float insideDistance = min(max(distanceToEdge.x, distanceToEdge.y), 0);
-    return outsideDistance + insideDistance;
-}
-
-// An extension of rectangle() function to modify signed distance (effect as a wrap around rectangle)
-float roundedRectangle(float2 samplePosition, float absoluteRound, float2 halfSize){ 
-    // subtrancting value from final distance effects like a wrap around rectangle, so
-    // the solution is to decrease actual rectangle with `absoluteRound` value 
-    // and then make an effect of wrap with size of `absoluteRound`
-    return rectangle(samplePosition, halfSize - absoluteRound) - absoluteRound;
-}
-
-// Smoothstep function with antialiasing
-float AntialiasedCutoff(float distance){
-    float distanceChange = fwidth(distance) * 0.5;
-    return smoothstep(distanceChange, -distanceChange, distance);
-}
-
-float CalcAlpha(float2 samplePosition, float2 size, float radius){
-    // -.5 = translate origin of samplePositions from (0, 0) to (.5, .5)
-    // because for Image component (0,0) is bottom-right, not a center
-    // * size = scale samplePositions to localSpace of Image with this size
-    float2 samplePositionTranslated = (samplePosition - .5) * size;
-    float distToRect = roundedRectangle(samplePositionTranslated, radius * .5, size * .5);
-    return AntialiasedCutoff(distToRect);
-}
-
-inline float2 translate(float2 samplePosition, float2 offset){
-    return samplePosition - offset;
-}
-
-float intersect(float shape1, float shape2){
-    return max(shape1, shape2);
-}
-
-float2 rotate(float2 samplePosition, float rotation){
-    const float PI = 3.14159;
-    float angle = rotation * PI * 2 * -1;
-    float sine, cosine;
-    sincos(angle, sine, cosine);
-    return float2(cosine * samplePosition.x + sine * samplePosition.y, cosine * samplePosition.y - sine * samplePosition.x);
-}
-
-float circle(float2 position, float radius){
-    return length(position) - radius;
-}
-
-float CalcAlphaForIndependentCorners(float2 samplePosition, float2 halfSize, float4 rect2props, float4 r){
-
-    samplePosition = (samplePosition - .5) * halfSize * 2;
-
-    float r1 = rectangle(samplePosition, halfSize);
-                
-    float2 r2Position = rotate(translate(samplePosition, rect2props.xy), .125);
-    float r2 = rectangle(r2Position, rect2props.zw);
-    
-    float2 circle0Position = translate(samplePosition, float2(-halfSize.x + r.x, halfSize.y - r.x));
-    float c0 = circle(circle0Position, r.x);
-    
-    float2 circle1Position = translate(samplePosition, float2(halfSize.x - r.y, halfSize.y - r.y));
-    float c1 = circle(circle1Position, r.y);
-    
-    float2 circle2Position = translate(samplePosition, float2(halfSize.x - r.z, -halfSize.y + r.z));
-    float c2 = circle(circle2Position, r.z);
-    
-    float2 circle3Position = translate(samplePosition, -halfSize + r.w);
-    float c3 = circle(circle3Position, r.w);
-        
-    float dist = max(r1,min(min(min(min(r2, c0), c1), c2), c3));
-    return AntialiasedCutoff(dist);
-}

Assets/Plugins/Circle/SDFUtils.cginc.meta

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Assets/Plugins/Circle/ShaderSetup.cginc

@@ -1,25 +0,0 @@
-struct appdata {
-    float4 vertex : POSITION;
-    float2 uv : TEXCOORD0;
-    float4 color : COLOR;  // set from Image component property
-};
-
-struct v2f {
-    float2 uv : TEXCOORD0;
-    float4 vertex : SV_POSITION;
-    float4 color : COLOR;
-};
-
-v2f vert (appdata v) {
-    v2f o;
-    o.vertex = UnityObjectToClipPos(v.vertex);
-    o.uv = v.uv;
-    o.color = v.color;
-    return o;
-}
-
-inline fixed4 mixAlpha(fixed4 mainTexColor, fixed4 color, float sdfAlpha){
-    fixed4 col = mainTexColor * color;
-    col.a = min(col.a, sdfAlpha);
-    return col;
-}

Assets/Plugins/Circle/ShaderSetup.cginc.meta

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