Outline shader made following the Udemy course : “Shader Development from Scratch for Unity with Cg”
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 |
Properties { _MainTex ("MainTex", 2D) = "white" {} _Outline ("_Outline", Range(0,0.1)) = 0 _OutlineColor ("Color", Color) = (1, 1, 1, 1) _myBump("Bump Texture", 2D) = "bump" {} _mySlider("Bump Amount", Range(0,10)) = 1 _SpecColor("Colour", Color) = (1,1,1,1) _Spec("Specular", Range(0,1)) = 0.5 _Gloss("Gloss", Range(0,1)) = 0.5 } SubShader { Pass { Tags { "RenderType"="Opaque" } Cull Front CGPROGRAM #pragma vertex vert #pragma fragment frag #include "UnityCG.cginc" struct v2f { float4 pos : SV_POSITION; }; float _Outline; float4 _OutlineColor; float4 vert(appdata_base v) : SV_POSITION { v2f o; o.pos = UnityObjectToClipPos(v.vertex); float3 normal = mul((float3x3) UNITY_MATRIX_MV, v.normal); normal.x *= UNITY_MATRIX_P[0][0]; normal.y *= UNITY_MATRIX_P[1][1]; o.pos.xy += normal.xy * _Outline; return o.pos; } half4 frag(v2f i) : COLOR { return _OutlineColor; } ENDCG } Cull Off CGPROGRAM #pragma surface surf BlinnPhong sampler2D _MainTex; sampler2D _myBump; half _mySlider; half _Spec; fixed _Gloss; struct Input { float2 uv_MainTex; float2 uv_myBump; }; void surf(Input IN, inout SurfaceOutput o) { o.Albedo = tex2D(_MainTex, IN.uv_MainTex); o.Normal = UnpackNormal(tex2D(_myBump, IN.uv_myBump)); o.Normal *= float3(_mySlider, _mySlider, 1); o.Specular = _Spec; o.Gloss = _Gloss; } ENDCG } FallBack "Diffuse" } |