Add shaders

Sources/Shaders/VertexLit.shader

@@ -0,0 +1,60 @@
+// Unity built-in shader source. Copyright (c) 2016 Unity Technologies. MIT license (see license.txt)
+
+Shader "Hidden/TerrainEngine/Details/Vertexlit" {
+Properties {
+	_MainTex ("Main Texture", 2D) = "white" {  }
+}
+SubShader {
+	Tags { "RenderType"="Opaque" }
+	LOD 200
+
+CGPROGRAM
+#pragma surface surf Lambert
+
+sampler2D _MainTex;
+
+struct Input {
+	float2 uv_MainTex;
+	fixed4 color : COLOR;
+};
+
+void surf (Input IN, inout SurfaceOutput o) {
+	fixed4 c = tex2D(_MainTex, IN.uv_MainTex); // * IN.color;
+	//clip(c.a - 0.3);
+	o.Albedo = c.rgb;
+	o.Alpha = c.a;
+}
+
+ENDCG
+}
+SubShader {
+	Tags { "RenderType"="Opaque" }
+	Pass {
+		Tags { "LightMode" = "Vertex" }
+		ColorMaterial AmbientAndDiffuse
+		Lighting On
+		SetTexture [_MainTex] {
+			constantColor (1,1,1,1)
+			combine texture * primary DOUBLE, constant // UNITY_OPAQUE_ALPHA_FFP
+		} 
+	}
+	Pass {
+		Tags { "LightMode" = "VertexLMRGBM" }
+		ColorMaterial AmbientAndDiffuse
+		BindChannels {
+			Bind "Vertex", vertex
+			Bind "texcoord1", texcoord0 // lightmap uses 2nd uv
+			Bind "texcoord", texcoord1 // main uses 1st uv
+		}
+		SetTexture [unity_Lightmap] {
+			matrix [unity_LightmapMatrix]
+			combine texture * texture alpha DOUBLE
+		}
+		SetTexture [_MainTex] {
+			combine texture * previous QUAD, constant // UNITY_OPAQUE_ALPHA_FFP
+		}
+	}
+}
+
+Fallback "VertexLit"
+}