备份CatanBuilding瘦身独立工程

LocalPackages/zzwater/shaders/water_plant.shader

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+Shader "zzwater/waterPlant"
+{
+    Properties
+    {
+        _MainTex ("Albedo (RGB)", 2D) = "white" {}
+        _TineColor("Tine color", Color) = (1,1,1)
+        _SwayFreq("Sway Frequency", Range(0,5)) = 1.0
+        _SwayIntensity("Sway Intensity", Range(0.05,0.5)) = 0.1
+        _WaterDir("Water Direction", Vector) = (1,0,0,0)
+        // _waterDir.w for wave diff from each other
+    }
+
+    SubShader
+    {
+        Tags
+        {
+            "RenderPipeline"="UniversalPipeline"
+            "RenderType"="Opaque"
+            "UniversalMaterialType" = "Unlit"
+            "Queue"="Geometry"
+            "DisableBatching"="False"
+        }
+
+        Pass
+        {
+            Name "Universal Forward"
+
+            Tags
+            {
+                // LightMode: <None>
+            }
+
+            // Render State
+            Cull Back
+            Blend One Zero
+            ZTest LEqual
+            ZWrite On
+            
+            HLSLPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+            
+            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
+			#include "Packages/zzwater/shaders/libs/WaveObj.hlsl"
+
+            struct Attributes {
+                float4 positionOS : POSITION;
+                float2 uv : TEXCOORD0;
+                float4 color : COLOR;
+            };
+
+            struct Varyings
+            {
+                float4 positionHCS : SV_POSITION;
+                float2 uv : TEXCOORD0;
+                float4 color : TEXCOORD1;
+            };
+
+
+            CBUFFER_START(UnityPerMaterial)
+            float4 _MainTex_ST;
+            float3 _TineColor;
+            half _SwayFreq;
+            half _SwayIntensity;
+            float4 _WaterDir;
+            CBUFFER_END
+
+            TEXTURE2D(_MainTex);
+            SAMPLER(sampler_MainTex);
+
+
+            Varyings vert (Attributes v)
+            {
+                Varyings o;
+                float3 displacement;
+                v.positionOS.xyz += GetObjWaveDisplacement(v.positionOS, _WaterDir, _SwayFreq, _SwayIntensity, v.color.a);
+                
+                o.positionHCS = TransformObjectToHClip(v.positionOS.xyz);
+                o.uv = TRANSFORM_TEX(v.uv, _MainTex);
+                o.color = v.color;
+                return o;
+            }
+
+            half4 frag (Varyings i) : SV_Target
+            {
+                half4 albedo = SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, i.uv);
+                clip(albedo.a - 0.5);
+                return half4(albedo.rgb * _TineColor, 1.0);
+            }
+            ENDHLSL
+        }
+    }
+}