AR NPC：Patrol

讓NPC自動巡邏的Script

https://docs.unity3d.com/Manual/nav-AgentPatrol.html

AR + Unity + Vuforia 製造影子的效果

https://www.youtube.com/watch?v=M6zFKfF4gOE

須先安裝最新的Unity, Vuforia

目前找到最快速有效的手法




新增Shader用的code如下：
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Shader "UnlitShadows/UnlitShadowReceive" { Properties{ _Color("Main Color", Color) = (1,1,1,1) _MainTex("Base (RGB)", 2D) = "white" {} _Cutoff("Cutout", Range(0,1)) = 0.5 } SubShader{ Pass{ Alphatest Greater[_Cutoff] SetTexture[_MainTex] } Pass{ Blend DstColor Zero Tags{ "LightMode" = "ForwardBase" } CGPROGRAM #pragma vertex vert #pragma fragment frag #include "UnityCG.cginc" #pragma multi_compile_fwdbase #include "AutoLight.cginc" struct v2f { float4 pos : SV_POSITION; LIGHTING_COORDS(0,1) }; v2f vert(appdata_base v) { v2f o; o.pos = mul(UNITY_MATRIX_MVP, v.vertex); TRANSFER_VERTEX_TO_FRAGMENT(o); return o; } fixed4 frag(v2f i) : COLOR{ float attenuation = LIGHT_ATTENUATION(i); return attenuation; } ENDCG } } Fallback "Transparent/Cutout/VertexLit" }
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