Hello,
I am using following shader to get the effect of transparrent terrains.
Shader "Custom/TerrainTransparent" {
Properties{
[HideInInspector] _Control("Control (RGBA)", 2D) = "red" {}
[HideInInspector] _Splat3("Layer 3 (A)", 2D) = "white" {}
[HideInInspector] _Splat2("Layer 2 (B)", 2D) = "white" {}
[HideInInspector] _Splat1("Layer 1 (G)", 2D) = "white" {}
[HideInInspector] _Splat0("Layer 0 (R)", 2D) = "white" {}
[HideInInspector] _Normal3("Normal 3 (A)", 2D) = "bump" {}
[HideInInspector] _Normal2("Normal 2 (B)", 2D) = "bump" {}
[HideInInspector] _Normal1("Normal 1 (G)", 2D) = "bump" {}
[HideInInspector] _Normal0("Normal 0 (R)", 2D) = "bump" {}
// used in fallback on old cards & base map
[HideInInspector] _MainTex("BaseMap (RGB) Trans (A)", 2D) = "white" {}
[HideInInspector] _Color("Main Color", Color) = (1,1,1,1)
}
CGINCLUDE
#pragma surface surf Lambert alpha vertex:SplatmapVert finalcolor:SplatmapFinalColor finalprepass:SplatmapFinalPrepass finalgbuffer:SplatmapFinalGBuffer
#pragma multi_compile_fog
#include "TerrainSplatmapCommon.cginc"
void surf(Input IN, inout SurfaceOutput o)
{
half4 splat_control;
half weight;
fixed4 mixedDiffuse;
SplatmapMix(IN, splat_control, weight, mixedDiffuse, o.Normal);
o.Albedo = mixedDiffuse.rgb;
o.Alpha = mixedDiffuse.a;
}
ENDCG
Category{
Tags{
"Queue" = "Transparent"
"RenderType" = "Transparent"
}
// TODO: Seems like "#pragma target 3.0 _TERRAIN_NORMAL_MAP" can't fallback correctly on less capable devices?
// Use two sub-shaders to simulate different features for different targets and still fallback correctly.
SubShader{ // for sm3.0+ targets
CGPROGRAM
#pragma target 3.0
#pragma multi_compile __ _TERRAIN_NORMAL_MAP
ENDCG
}
SubShader{ // for sm2.0 targets
CGPROGRAM
ENDCG
}
}
Dependency "AddPassShader" = "Hidden/TerrainEngine/Splatmap/Diffuse-AddPass"
Dependency "BaseMapShader" = "Diffuse"
Dependency "Details0" = "Hidden/TerrainEngine/Details/Vertexlit"
Dependency "Details1" = "Hidden/TerrainEngine/Details/WavingDoublePass"
Dependency "Details2" = "Hidden/TerrainEngine/Details/BillboardWavingDoublePass"
Dependency "Tree0" = "Hidden/TerrainEngine/BillboardTree"
Fallback "Diffuse"
}
It works fine when camera is near of terrain. But after a distance between camera and terrain, transparent area turns to black.
Is there a way to fix it?