Initial Commit

Assets/Oculus/Interaction/Runtime/Shaders/Locomotion/TransparentVertexTexture.shader

@@ -0,0 +1,83 @@
+Shader "Unlit/TransparentVertexTexture"
+{
+    Properties
+    {
+        _Color("Color",COLOR) = (1,1,1,1)
+        _FadeLimit("Fade Limit",VECTOR) = (0,0,1,1)
+        _FadeSign("Fade Sign",Range(-1,1)) = 1
+        _Fade("Fade",Range(0,1)) = 1
+        _Highlight("Highlight Strength",Range(0,1)) = 0
+        _HighlightColor("Highlight Color", COLOR) = (1,1,1,1)
+
+        _OffsetFactor("Offset Factor", float) = 0
+        _OffsetUnits("Offset Units", float) = 0
+    }
+    SubShader
+    {
+        Tags { "RenderType"="Transparent" "Queue"="Transparent" }
+        LOD 100
+        Blend SrcAlpha OneMinusSrcAlpha
+
+        Pass
+        {
+            Offset[_OffsetFactor],[_OffsetUnits]
+            CGPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+            #pragma multi_compile_fwdbase nolightmap nodirlightmap nodynlightmap novertexlight
+            
+            #include "UnityCG.cginc"
+
+            struct VertexInput
+            {
+                float4 vertex : POSITION;
+                float4 color : COLOR;
+                float2 uv : TEXCOORD0;
+                UNITY_VERTEX_INPUT_INSTANCE_ID
+            };
+
+            struct VertexOutput
+            {
+                float4 vertex : SV_POSITION;
+                float4 color : TEXCOORD1;
+                float2 uv : TEXCOORD0;
+                UNITY_VERTEX_INPUT_INSTANCE_ID
+                UNITY_VERTEX_OUTPUT_STEREO
+            };
+
+            half4 _Color;
+            half4 _FadeLimit;
+            half _FadeSign;
+            half _Fade;
+            half _Highlight;
+            half4 _HighlightColor;
+
+            float _OffsetFactor;
+            float _OffsetUnits;
+
+            VertexOutput vert (VertexInput v)
+            {
+                VertexOutput o;
+                UNITY_SETUP_INSTANCE_ID(v);
+                UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
+                UNITY_TRANSFER_INSTANCE_ID(v, o);
+
+                o.vertex = UnityObjectToClipPos(v.vertex);
+                o.uv = v.uv;
+                o.color = lerp(v.color * _Color, _HighlightColor, _Highlight);
+                return o;
+            }
+
+            half4 frag(VertexOutput i) : SV_Target
+            {
+                half4 color = i.color;
+                half lowLimit = smoothstep(_FadeLimit.x, _FadeLimit.y, i.uv.y);
+                half highLimit = smoothstep(_FadeLimit.z, _FadeLimit.w, i.uv.y);
+                color.a *= saturate(lowLimit - _FadeSign * highLimit) * _Fade;
+
+                return color;
+            }
+            ENDCG
+        }
+    }
+}