297 lines
10 KiB
Plaintext
297 lines
10 KiB
Plaintext
Shader "NLD_URP/NLD_Scene_Lambert"
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{
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Properties
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{
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// [MainColor] _BaseColor ("Main Color", color) = (1,1,1,1)
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[MainTexture] _MainTex ("Texture", 2D) = "white" {}
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_MaskTex ("Mask", 2D) = "white" {}
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_OutlineColor("Outline Color",color)=(0.1,0.1,0.2,1)
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_Outline("Thick of Outline",range(0,0.1))=0.02
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_Factor("Factor",range(0,1)) = 0.5
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// _Metillic("Metillic", range(0,1.0)) = 0.5
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_Smoothness("Smoothness", range(0,1.0)) = 0.5
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// _emission("Emission", range(0, 1.0)) = 0.5
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_shadowScale("ShadowScale", range(0, 1.0)) = 0.5
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// _specularColor("SpecularColor", color) = (1,1,1,1)
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// _specularScaleG("SpecularScaleG", range(0, 10.0)) = 2.0
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_specularScaleB("SpecularScaleB", range(0, 10.0)) = 2.0
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_Gloss("Gloss", range(0, 10.0)) = 2.0
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_SpecialColor("SpecialColor", color) = (1,1,1,1)
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_SpecialStrengh("_SpecialStrengh", range(0, 10.0)) = 1
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_DiffuseStrengh("DiffuseStrengh", range(0, 10)) = 1
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_MinDiffuse("MinDiffuse", range(0, 1)) = 0.1
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}
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SubShader
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{
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Tags {
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"RenderType"="Opaque"
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"RenderPipeline" = "UniversalPipeline"
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}
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LOD 100
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Pass
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{
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Cull Back
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Name "ForwardLit"
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Tags {
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"LightMode" = "UniversalForward"
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}
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HLSLPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile_instancing
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// 开启接收阴影
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#pragma multi_compile _ _ADDITIONAL_LIGHTS_VERTEX _ADDITIONAL_LIGHTS //开启额外光源
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#pragma multi_compile _ _MAIN_LIGHT_SHADOWS //主光源阴影
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#pragma multi_compile _ _MAIN_LIGHT_SHADOWS_CASCADE //主光源层级阴影是否开启
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#pragma multi_compile _ _ADDITIONAL_LIGHT_SHADOWS //额外光源阴影
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#pragma multi_compile _ _SHADOWS_SOFT //软阴影
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/Shaders/SimpleLitInput.hlsl"
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struct appdata
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{
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float4 positionOS : POSITION;
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float3 normal : NORMAL;
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float4 tangent : TANGENT;
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float2 uv : 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 uv : TEXCOORD0;
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float4 positionHCS : SV_POSITION;
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float3 normalWS : TEXCOORD1;
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float3 positionWS : TEXCOORD02;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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UNITY_VERTEX_OUTPUT_STEREO
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};
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TEXTURE2D(_MainTex);
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SAMPLER(sampler_MainTex);
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TEXTURE2D(_MaskTex);
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SAMPLER(sampler_MaskTex);
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CBUFFER_START(UnityPerMaterial)
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float4 _MainTex_ST;
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float4 _MaskTex_ST;
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float _Smoothness;
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// float _emission;
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float _specularScaleB;
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float _specularScaleG;
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float _shadowScale;
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float _Gloss;
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float4 _SpecialColor;
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float _SpecialStrengh;
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float _DiffuseStrengh;
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float _MinDiffuse;
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CBUFFER_END
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v2f vert (appdata v)
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{
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UNITY_SETUP_INSTANCE_ID(v);
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v2f o;
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UNITY_TRANSFER_INSTANCE_ID(v,o);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
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o.positionHCS = TransformObjectToHClip(v.positionOS.xyz);
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o.uv = TRANSFORM_TEX(v.uv, _MainTex);
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o.normalWS = TransformObjectToWorldNormal(v.normal);
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o.positionWS = TransformObjectToWorld(v.positionOS);
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return o;
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}
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half4 frag (const v2f i) : SV_Target
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{
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UNITY_SETUP_INSTANCE_ID(i);
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// sample the texture
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half4 color = SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, i.uv);
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if (color.a < 0.5) discard;
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// AlphaDiscard(color.a, 0.5);
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color.a = 1;
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half4 colorMask = SAMPLE_TEXTURE2D(_MaskTex, sampler_MaskTex, i.uv);
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float r = colorMask.r;
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//当前模型接收阴影
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float4 SHADOW_COORDS = TransformWorldToShadowCoord(i.positionWS);
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//放入光照数据
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Light lightData = GetMainLight(SHADOW_COORDS);
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//多光照阴影数据
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half shadow = lightData.shadowAttenuation;
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if ( shadow < 0.5 || r < 0.5) {
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return color * _shadowScale;
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}
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if (colorMask.b > 0.5) {
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return color * _specularScaleB;
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}
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if (colorMask.g > 0.5) {
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half3 worldPos = i.positionWS;
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half3 cameraPos = _WorldSpaceCameraPos.xyz;
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half3 viewDir = normalize(cameraPos - worldPos);
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half3 worldNormal = i.normalWS;
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half3 lightDir = lightData.direction;
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float3 reflectDir = normalize(mul(worldNormal , 2) - lightDir);
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// Phong 模型公式高光反射计算
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float3 _speColor = _SpecialColor.xyz;
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float3 specular = lightData.color.rgb * _speColor * pow(max(0,dot(reflectDir,viewDir)), _Gloss);
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// half3 ambient = UNITY_LIGHTMODEL_AMBIENT.xyz;
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half diffuse = saturate(dot(lightDir, worldNormal)) * _DiffuseStrengh;
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diffuse = max(diffuse, _MinDiffuse);
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color.xyz = diffuse * color.xyz + specular * _SpecialStrengh;
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return color;
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}
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return color;
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}
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ENDHLSL
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}
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Pass {
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Name "Outline"
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Tags {"LightMode"="SRPDefaultUnlit"}
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Cull Front
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ZTest Less
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ZWrite On
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HLSLPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile_instancing
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
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struct appdata
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{
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float4 vertex : POSITION;
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float3 normal : NORMAL;
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float4 tangent : TANGENT;
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float2 uv : 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 uv : TEXCOORD0;
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float4 positionHCS : SV_POSITION;
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// float3 normal : TEXCOORD1;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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UNITY_VERTEX_OUTPUT_STEREO
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};
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// This macro declares _BaseMap as a Texture2D object.
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TEXTURE2D(_MainTex);
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// This macro declares the sampler for the _BaseMap texture.
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SAMPLER(sampler_MainTex);
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CBUFFER_START(UnityPerMaterial)
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float4 _MainTex_ST;
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float _Outline;
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float4 _OutlineColor;
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float _Factor;
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CBUFFER_END
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v2f vert (appdata v)
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{
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UNITY_SETUP_INSTANCE_ID(v);
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v2f o;
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UNITY_TRANSFER_INSTANCE_ID(v,o);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
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o.uv = TRANSFORM_TEX(v.uv, _MainTex);
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float3 dir = TransformObjectToWorldNormal(v.normal);
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float3 dir2 = v.normal;
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float D = dot(dir, dir2);
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dir = dir*sign(D);
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dir = dir*_Factor + dir2*(1-_Factor);
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v.vertex.xyz += dir*_Outline;
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o.positionHCS = TransformObjectToHClip(v.vertex.xyz);
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return o;
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}
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half4 frag (v2f i) : SV_Target
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{
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UNITY_SETUP_INSTANCE_ID(i);
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// sample the texture
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half4 color = SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, i.uv);
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if (color.a < 0.5) discard;
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half4 c = _OutlineColor;
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return c;
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}
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ENDHLSL
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}
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Pass {
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Name "ShadowCaster"
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Tags
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{
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"LightMode" = "ShadowCaster"
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}
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// -------------------------------------
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// Render State Commands
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ZWrite On
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ZTest LEqual
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ColorMask 0
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Cull Back
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HLSLPROGRAM
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#pragma target 2.0
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// -------------------------------------
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// Shader Stages
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#pragma vertex ShadowPassVertex
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#pragma fragment ShadowPassFragment
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// -------------------------------------
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// Material Keywords
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#pragma shader_feature_local_fragment _ALPHATEST_ON
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#pragma shader_feature_local_fragment _GLOSSINESS_FROM_BASE_ALPHA
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// -------------------------------------
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// Unity defined keywords
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#pragma multi_compile_fragment _ LOD_FADE_CROSSFADE
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//--------------------------------------
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// GPU Instancing
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// #pragma multi_compile_instancing
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// #include_with_pragmas "Packages/com.unity.render-pipelines.universal/ShaderLibrary/DOTS.hlsl"
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// This is used during shadow map generation to differentiate between directional and punctual light shadows, as they use different formulas to apply Normal Bias
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#pragma multi_compile_vertex _ _CASTING_PUNCTUAL_LIGHT_SHADOW
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// -------------------------------------
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// Includes
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#include "Packages/com.unity.render-pipelines.universal/Shaders/SimpleLitInput.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/Shaders/ShadowCasterPass.hlsl"
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ENDHLSL
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}
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}
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}
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