122 lines
4.8 KiB
Plaintext
122 lines
4.8 KiB
Plaintext
Shader "MR/MRGround" {
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Properties
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{
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_Color("Color",COLOR)=(1,1,1,1)
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}
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SubShader
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{
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Tags { "RenderPipeline"="UniversalPipeline" "RenderType"="Transparent" "Queue"="Transparent" "UniversalMaterialType"="Lit" }
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Pass //主Pass
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{
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Name "Forward"
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Tags { "LightMode"="UniversalForward" }
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Blend SrcAlpha OneMinusSrcAlpha
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ZWrite On
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ZTest LEqual
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Offset 0 , 0
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ColorMask RGBA
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HLSLPROGRAM
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#pragma shader_feature_local _RECEIVE_SHADOWS_OFF
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#pragma shader_feature_local_fragment _SPECULARHIGHLIGHTS_OFF
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#pragma shader_feature_local_fragment _ENVIRONMENTREFLECTIONS_OFF
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#pragma multi_compile _ _MAIN_LIGHT_SHADOWS _MAIN_LIGHT_SHADOWS_CASCADE _MAIN_LIGHT_SHADOWS_SCREEN
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#pragma multi_compile _ _ADDITIONAL_LIGHTS_VERTEX _ADDITIONAL_LIGHTS
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#pragma multi_compile_fragment _ _ADDITIONAL_LIGHT_SHADOWS
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#pragma multi_compile_fragment _ _REFLECTION_PROBE_BLENDING
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#pragma multi_compile_fragment _ _REFLECTION_PROBE_BOX_PROJECTION
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#pragma multi_compile_fragment _ _SHADOWS_SOFT
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#pragma multi_compile_fragment _ _SCREEN_SPACE_OCCLUSION
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#pragma multi_compile_fragment _ _DBUFFER_MRT1 _DBUFFER_MRT2 _DBUFFER_MRT3
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#pragma multi_compile_fragment _ _LIGHT_LAYERS
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#pragma multi_compile_fragment _ _LIGHT_COOKIES
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#pragma multi_compile _ _CLUSTERED_RENDERING
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#pragma multi_compile _ LIGHTMAP_SHADOW_MIXING
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#pragma multi_compile _ SHADOWS_SHADOWMASK
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#pragma multi_compile _ DIRLIGHTMAP_COMBINED
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#pragma multi_compile _ LIGHTMAP_ON
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#pragma multi_compile _ DYNAMICLIGHTMAP_ON
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#pragma multi_compile_fragment _ DEBUG_DISPLAY
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//定义顶点着色器
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#pragma vertex vert
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//定义片段着色器
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#pragma fragment frag
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#define SHADERPASS SHADERPASS_FORWARD
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Texture.hlsl"
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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/ShaderLibrary/Input.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/TextureStack.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Shadows.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ShaderGraphFunctions.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/DBuffer.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/ShaderPass.hlsl"
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//顶点着色器的输入（模型的数据信息）类似于appdate
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struct Attributes
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{
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float3 positionOS : POSITION;
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};
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//顶点着色器输出
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struct Varyings
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{
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float3 positionWS: TEXCOORD1;
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float4 shadowCoords:TEXCOORD6;
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};
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CBUFFER_START(UnityPerMaterial)
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half4 _Color;
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float4 _MainTex_ST;
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TEXTURE2D(_MainTex);//纹理的定义，如果是编译到GLES2.0平台，则相当于sampler2D _MainTex;否则就相当于Texture2D _MainTex
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SAMPLER(sampler_MainTex);//采样器的定义，如果是编译到GLES2.0平台,就相当于空，否则就相当于SamplerState sampler_MainTex
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// SAMPLER(SamplerState_Point_Repeat);根据传入的名称选择采样模式,比如该传入的名称代表贴图采样的Wrap Mode为Repeat,Fiter Mode为Point
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CBUFFER_END
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//v2f vert(appdata v)
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//顶点着色器
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Varyings vert(Attributes v)
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{
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Varyings o;
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o.positionWS = TransformObjectToWorld(v.positionOS.xyz);
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return o;
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}
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//片断着色器
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half4 frag(Varyings i) : SV_TARGET
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{
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half4 color = half4(0,0,0,0);
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float4 shadowCoords = TransformWorldToShadowCoord(i.positionWS);
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// 获取主光源
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Light light = GetMainLight(shadowCoords);
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// 获取阴影衰减值
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half shadow_attenuation = light.shadowAttenuation;
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// 使用阴影衰减值来计算软阴影
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float soft_shadow = 1.0 - saturate(shadow_attenuation * 2.0 - 0.5);
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// 添加固定的边缘模糊
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float blur_amount = 0.1; // 调整此值以控制模糊的程度
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// 使用软阴影效果和固定的边缘模糊值来混合颜色
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return float4(color.rgb, 1);
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}
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ENDHLSL
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}
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}
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FallBack "Hidden/Shader Graph/FallbackError"
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}
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