initial upload

V2Beta/Assets/Shader/TreeSoftOcclusionLeaves.shader

@@ -0,0 +1,122 @@
+Shader "Nature/Tree Soft Occlusion Leaves" {
+	Properties {
+		_Color ("Main Color", Color) = (1,1,1,1)
+		_MainTex ("Main Texture", 2D) = "white" {  }
+		_Cutoff ("Alpha cutoff", Range(0.25,0.9)) = 0.5
+		_BaseLight ("Base Light", Range(0, 1)) = 0.35
+		_AO ("Amb. Occlusion", Range(0, 10)) = 2.4
+		_Occlusion ("Dir Occlusion", Range(0, 20)) = 7.5
+		
+		// These are here only to provide default values
+		[HideInInspector] _TreeInstanceColor ("TreeInstanceColor", Vector) = (1,1,1,1)
+		[HideInInspector] _TreeInstanceScale ("TreeInstanceScale", Vector) = (1,1,1,1)
+		[HideInInspector] _SquashAmount ("Squash", Float) = 1
+	}
+	
+	SubShader {
+		Tags {
+			"Queue" = "AlphaTest"
+			"IgnoreProjector"="True"
+			"RenderType" = "TreeTransparentCutout"
+			"DisableBatching"="True"
+		}
+		Cull Off
+		ColorMask RGB
+		
+		Pass {
+			Lighting On
+		
+			CGPROGRAM
+			#pragma vertex leaves
+			#pragma fragment frag
+			#pragma multi_compile_fog
+			#include "UnityBuiltin2xTreeLibrary.cginc"
+			
+			sampler2D _MainTex;
+			fixed _Cutoff;
+			
+			fixed4 frag(v2f input) : SV_Target
+			{
+				fixed4 c = tex2D( _MainTex, input.uv.xy);
+				c.rgb *= input.color.rgb;
+				
+				clip (c.a - _Cutoff);
+				UNITY_APPLY_FOG(input.fogCoord, c);
+				return c;
+			}
+			ENDCG
+		}
+		
+		Pass {
+			Name "ShadowCaster"
+			Tags { "LightMode" = "ShadowCaster" }
+			
+			CGPROGRAM
+			#pragma vertex vert
+			#pragma fragment frag
+			#pragma multi_compile_shadowcaster
+			#include "UnityCG.cginc"
+			#include "TerrainEngine.cginc"
+			
+			struct v2f { 
+				V2F_SHADOW_CASTER;
+				float2 uv : TEXCOORD1;
+			};
+			
+			struct appdata {
+			    float4 vertex : POSITION;
+				float3 normal : NORMAL;
+			    fixed4 color : COLOR;
+			    float4 texcoord : TEXCOORD0;
+			};
+			v2f vert( appdata v )
+			{
+				v2f o;
+				TerrainAnimateTree(v.vertex, v.color.w);
+				TRANSFER_SHADOW_CASTER_NORMALOFFSET(o)
+				o.uv = v.texcoord;
+				return o;
+			}
+			
+			sampler2D _MainTex;
+			fixed _Cutoff;
+					
+			float4 frag( v2f i ) : SV_Target
+			{
+				fixed4 texcol = tex2D( _MainTex, i.uv );
+				clip( texcol.a - _Cutoff );
+				SHADOW_CASTER_FRAGMENT(i)
+			}
+			ENDCG	
+		}
+	}
+	
+	// This subshader is never actually used, but is only kept so
+	// that the tree mesh still assumes that normals are needed
+	// at build time (due to Lighting On in the pass). The subshader
+	// above does not actually use normals, so they are stripped out.
+	// We want to keep normals for backwards compatibility with Unity 4.2
+	// and earlier.
+	SubShader {
+		Tags {
+			"Queue" = "AlphaTest"
+			"IgnoreProjector"="True"
+			"RenderType" = "TransparentCutout"
+		}
+		Cull Off
+		ColorMask RGB
+		Pass {
+			Tags { "LightMode" = "Vertex" }
+			AlphaTest GEqual [_Cutoff]
+			Lighting On
+			Material {
+				Diffuse [_Color]
+				Ambient [_Color]
+			}
+			SetTexture [_MainTex] { combine primary * texture DOUBLE, texture }
+		}		
+	}
+
+	Dependency "BillboardShader" = "Hidden/Nature/Tree Soft Occlusion Leaves Rendertex"
+	Fallback Off
+}