341 lines
10 KiB
Plaintext
341 lines
10 KiB
Plaintext
Shader "Hidden/Amazing Assets/Curved World/Terrain/#BEND_NAME_SMALL# ID #ID#/VertexLit"
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{
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Properties
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{
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_Color ("Color (RGB)", Color) = (1, 1, 1, 1)
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_MainTex ("Base (RGB)", 2D) = "white" { }
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}
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SubShader
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{
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LOD 80
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Tags { "RenderType"="CurvedWorld_Opaque" }
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Pass
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{
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Tags { "LIGHTMODE"="Vertex" "RenderType"="CurvedWorld_Opaque" }
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma target 2.0
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#include "UnityCG.cginc"
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#pragma multi_compile_fog
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#define USING_FOG (defined(FOG_LINEAR) || defined(FOG_EXP) || defined(FOG_EXP2))
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// ES2.0/WebGL can not do loops with non-constant-expression iteration counts :(
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#if defined(SHADER_API_GLES)
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#define LIGHT_LOOP_LIMIT 8
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#else
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#define LIGHT_LOOP_LIMIT unity_VertexLightParams.x
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#endif
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// Some ES3 drivers (e.g. older Adreno) have problems with the light loop
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#if defined(SHADER_API_GLES3) && !defined(SHADER_API_DESKTOP) && (defined(SPOT) || defined(POINT))
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#define LIGHT_LOOP_ATTRIBUTE UNITY_UNROLL
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#else
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#define LIGHT_LOOP_ATTRIBUTE
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#endif
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#define ENABLE_SPECULAR 1
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// Compile specialized variants for when positional (point/spot) and spot lights are present
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#pragma multi_compile __ POINT SPOT
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#define CURVEDWORLD_BEND_TYPE_#BEND_NAME_BIG#
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#define CURVEDWORLD_BEND_ID_#ID#
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#include "../../../../Core/CurvedWorldTransform.cginc"
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// Compute illumination from one light, given attenuation
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half3 computeLighting (int idx, half3 dirToLight, half3 eyeNormal, half3 viewDir, half4 diffuseColor, half shininess, half atten, inout half3 specColor)
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{
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half NdotL = max(dot(eyeNormal, dirToLight), 0.0);
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// diffuse
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half3 color = NdotL * diffuseColor.rgb * unity_LightColor[idx].rgb;
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return color * atten;
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}
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// Compute attenuation & illumination from one light
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half3 computeOneLight(int idx, float3 eyePosition, half3 eyeNormal, half3 viewDir, half4 diffuseColor, half shininess, inout half3 specColor)
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{
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float3 dirToLight = unity_LightPosition[idx].xyz;
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half att = 1.0;
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#if defined(POINT) || defined(SPOT)
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dirToLight -= eyePosition * unity_LightPosition[idx].w;
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// distance attenuation
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float distSqr = dot(dirToLight, dirToLight);
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att /= (1.0 + unity_LightAtten[idx].z * distSqr);
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if (unity_LightPosition[idx].w != 0 && distSqr > unity_LightAtten[idx].w)
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att = 0.0; // set to 0 if outside of range
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distSqr = max(distSqr, 0.000001); // don't produce NaNs if some vertex position overlaps with the light
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dirToLight *= rsqrt(distSqr);
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#if defined(SPOT)
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// spot angle attenuation
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half rho = max(dot(dirToLight, unity_SpotDirection[idx].xyz), 0.0);
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half spotAtt = (rho - unity_LightAtten[idx].x) * unity_LightAtten[idx].y;
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att *= saturate(spotAtt);
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#endif
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#endif
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att *= 0.5; // passed in light colors are 2x brighter than what used to be in FFP
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return min (computeLighting (idx, dirToLight, eyeNormal, viewDir, diffuseColor, shininess, att, specColor), 1.0);
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}
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// uniforms
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int4 unity_VertexLightParams; // x: light count, y: zero, z: one (y/z needed by d3d9 vs loop instruction)
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float4 _MainTex_ST;
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// vertex shader input data
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struct appdata
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{
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float4 pos : POSITION;
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float3 normal : NORMAL;
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float4 tangent : TANGENT;
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float3 uv0 : TEXCOORD0;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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};
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// vertex-to-fragment interpolators
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struct v2f
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{
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fixed4 color : COLOR0;
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float2 uv0 : TEXCOORD0;
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#if USING_FOG
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fixed fog : TEXCOORD1;
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#endif
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float4 pos : SV_POSITION;
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UNITY_VERTEX_OUTPUT_STEREO
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};
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// vertex shader
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v2f vert (appdata IN)
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{
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v2f o;
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UNITY_SETUP_INSTANCE_ID(IN);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
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CURVEDWORLD_TRANSFORM_VERTEX(IN.pos)
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half4 color = half4(0,0,0,1.1);
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float3 eyePos = UnityObjectToViewPos(IN.pos).xyz;
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half3 eyeNormal = normalize (mul ((float3x3)UNITY_MATRIX_IT_MV, IN.normal).xyz);
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half3 viewDir = 0.0;
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// lighting
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half3 lcolor = half4(0,0,0,1).rgb + half4(1,1,1,1).rgb * glstate_lightmodel_ambient.rgb;
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half3 specColor = 0.0;
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half shininess = 0 * 128.0;
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LIGHT_LOOP_ATTRIBUTE for (int il = 0; il < LIGHT_LOOP_LIMIT; ++il)
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{
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lcolor += computeOneLight(il, eyePos, eyeNormal, viewDir, half4(1,1,1,1), shininess, specColor);
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}
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color.rgb = lcolor.rgb;
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color.a = half4(1,1,1,1).a;
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o.color = saturate(color);
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// compute texture coordinates
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o.uv0 = IN.uv0.xy * _MainTex_ST.xy + _MainTex_ST.zw;
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// fog
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#if USING_FOG
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float fogCoord = length(eyePos.xyz); // radial fog distance
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UNITY_CALC_FOG_FACTOR_RAW(fogCoord);
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o.fog = saturate(unityFogFactor);
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#endif
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// transform position
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o.pos = UnityObjectToClipPos(IN.pos);
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return o;
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}
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// textures
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sampler2D _MainTex;
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fixed4 _Color;
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// fragment shader
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fixed4 frag (v2f IN) : SV_Target
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{
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fixed4 col;
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fixed4 tex, tmp0, tmp1, tmp2;
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// SetTexture #0
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tex = tex2D (_MainTex, IN.uv0.xy) * _Color;
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col = tex * IN.color;
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col *= 2;
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// fog
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#if USING_FOG
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col.rgb = lerp (unity_FogColor.rgb, col.rgb, IN.fog);
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#endif
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#if defined(_ALPHABLEND_ON)
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col.a = tex.a;
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#elif defined(_ALPHAPREMULTIPLY_ON)
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col.rgb *= tex.a;
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col.a = tex.a;
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#else
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UNITY_OPAQUE_ALPHA(col.a);
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#endif
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return col;
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}
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ENDCG
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}
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Pass
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{
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Tags { "LIGHTMODE"="VertexLM" "RenderType"="CurvedWorld_Opaque" }
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CGPROGRAM
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#include "HLSLSupport.cginc"
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#define UNITY_INSTANCED_LOD_FADE
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#define UNITY_INSTANCED_SH
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#define UNITY_INSTANCED_LIGHTMAPSTS
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#include "UnityShaderVariables.cginc"
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#include "UnityShaderUtilities.cginc"
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#pragma vertex vert
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#pragma fragment frag
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#pragma target 2.0
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#include "UnityCG.cginc"
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#pragma multi_compile_fog
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#define USING_FOG (defined(FOG_LINEAR) || defined(FOG_EXP) || defined(FOG_EXP2))
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#define CURVEDWORLD_BEND_TYPE_#BEND_NAME_BIG#
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#define CURVEDWORLD_BEND_ID_#ID#
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#include "../../../../Core/CurvedWorldTransform.cginc"
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float4 _MainTex_ST;
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struct appdata
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{
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float4 pos : POSITION;
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float3 uv1 : TEXCOORD1;
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float3 uv0 : TEXCOORD0;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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};
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struct v2f
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{
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float2 uv0 : TEXCOORD0;
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float2 uv1 : TEXCOORD1;
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#if USING_FOG
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fixed fog : TEXCOORD2;
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#endif
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float4 pos : SV_POSITION;
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UNITY_VERTEX_OUTPUT_STEREO
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};
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v2f vert(appdata IN)
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{
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v2f o;
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UNITY_SETUP_INSTANCE_ID(IN);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
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CURVEDWORLD_TRANSFORM_VERTEX(IN.pos)
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o.uv0 = IN.uv1.xy * unity_LightmapST.xy + unity_LightmapST.zw;
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o.uv1 = IN.uv0.xy * _MainTex_ST.xy + _MainTex_ST.zw;
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#if USING_FOG
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float3 eyePos = UnityObjectToViewPos(IN.pos);
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float fogCoord = length(eyePos.xyz);
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UNITY_CALC_FOG_FACTOR_RAW(fogCoord);
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o.fog = saturate(unityFogFactor);
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#endif
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o.pos = UnityObjectToClipPos(IN.pos);
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return o;
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}
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sampler2D _MainTex;
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fixed4 _Color;
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fixed4 frag(v2f IN) : SV_Target
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{
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fixed4 col;
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fixed4 tex = UNITY_SAMPLE_TEX2D(unity_Lightmap, IN.uv0.xy);
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half3 bakedColor = DecodeLightmap(tex);
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tex = tex2D(_MainTex, IN.uv1.xy) * _Color;
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col.rgb = tex.rgb * bakedColor;
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col.a = tex.a;
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#if USING_FOG
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col.rgb = lerp(unity_FogColor.rgb, col.rgb, IN.fog);
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#endif
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#if defined(_ALPHABLEND_ON)
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col.a = tex.a;
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#elif defined(_ALPHAPREMULTIPLY_ON)
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col.rgb *= tex.a;
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col.a = tex.a;
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#else
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UNITY_OPAQUE_ALPHA(col.a);
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#endif
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return col;
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}
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ENDCG
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}
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Pass
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{
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Name "ShadowCaster"
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Tags { "LIGHTMODE"="SHADOWCASTER" "SHADOWSUPPORT"="true" "RenderType"="CurvedWorld_Opaque" }
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Cull Off
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ZWrite On ZTest LEqual
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CGPROGRAM
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#include "HLSLSupport.cginc"
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#define UNITY_INSTANCED_LOD_FADE
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#define UNITY_INSTANCED_SH
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#define UNITY_INSTANCED_LIGHTMAPSTS
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#include "UnityShaderVariables.cginc"
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#include "UnityShaderUtilities.cginc"
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#pragma vertex vert
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#pragma fragment frag
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#pragma target 2.0
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#pragma multi_compile_shadowcaster
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#include "UnityCG.cginc"
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#define CURVEDWORLD_BEND_TYPE_#BEND_NAME_BIG#
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#define CURVEDWORLD_BEND_ID_#ID#
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#include "../../../../Core/CurvedWorldTransform.cginc"
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#include "../../../../Core/Shadow.cginc"
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ENDCG
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}
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}
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CustomEditor "AmazingAssets.CurvedWorld.Editor.FallbackShaderGUI"
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}
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