Shader "NLD/Particles/shader_mix" { Properties { [Header(Option)] // [Enum(UnityEngine.Rendering.BlendOp)] _BlendOp ("BlendOp", Float) = 0 [Enum(UnityEngine.Rendering.BlendMode)] _BlendSrc ("Blend mode Source", Int) = 5 [Enum(UnityEngine.Rendering.BlendMode)] _BlendDst ("Blend mode Destination", Int) = 10 [Enum(Off,0,On,1)] _ZWrite("ZWrite", Int) = 0 [Enum(UnityEngine.Rendering.CompareFunction)]_ZTestMode ("ZTestMode", Float) = 4 [Enum(UnityEngine.Rendering.CullMode)]_CullMode ("CullMode", float) = 0 _AlphaClip("AlphaClip", Range(0, 1.0)) = 0.1 [Header(Custom)] [MainTexture] _BaseMap("主贴图", 2D) = "white" {} [HDR][MainColor] _BaseColor("主贴图颜色", Color) = (1,1,1,1) _BaseColorScale("主贴图颜色强度", Float) = 1 _UVMoveX("主贴图 UV移动X", Float) = 0 _UVMoveY("主贴图 UV移动Y", Float) = 0 [MaterialToggle(_TEX2_ON)] _Toggle2("附加贴图 启用", Float) = 0 _BaseMap2("附加贴图", 2D) = "white" {} [HDR] _BaseColor2("附加贴图 颜色", Color) = (1,1,1,1) _BlendProgress("附加贴图 混合进度", Range(0, 1.0)) = 0.5 _UVMove2X("附加贴图 UV移动X", Float) = 0 _UVMove2Y("附加贴图 UV移动Y", Float) = 0 [MaterialToggle(_DISTORTION_ON)] _Toggle3("扭曲 启用", Float) = 0 _DistortionMap("扭曲贴图", 2D) = "white" {} _DistortionMaxStrength("扭曲 强度", Float) = 0.1 _DistortionStrength("扭曲 强度", Range(-1,1)) = 0 _DistortionMoveX("扭曲 UV流动X", Float) = 1 _DistortionMoveY("扭曲 UV流动Y", Float) = 1 [MaterialToggle(_MASK_ON)] _Toggle4("Alpha遮罩 启用", Float) = 0 _MaskMap("Alpha遮罩贴图", 2D) = "white" {} _MaskStrength("Alpha遮罩 强度", Range(0, 1.0)) = 0.1 _MaskMoveX("Alpha遮罩 UV流动X", Float) = 1 _MaskMoveY("Alpha遮罩 UV流动Y", Float) = 1 [MaterialToggle(_DISSOLVE_ON)] _Toggle5("溶解 启用", Float) = 0 _DissolveMap("溶解贴图", 2D) = "white" {} _DissolveLength("溶解 范围", Range(0, 1.0)) = 0.1 _DissolveProgress("溶解 进度", Range(0, 1.0)) = 0 [MaterialToggle(_POLAR_ON)] _Toggle6("极坐标 启用", Float) = 0 _PolarScale("极坐标 缩放", Range(-1, 5)) = 0 [MaterialToggle(_CUSTOMDATA_ON)] _Toggle1("使用粒子 Custom Data", Float) = 0 } SubShader { Tags { "RenderType" = "Transparent" "Queue"="Transparent" "PreviewType" = "Plane" "RenderPipeline" = "UniversalPipeline" } Pass { Name "Universal Forward" Tags { // none } Cull [_CullMode] ZWrite [_ZWrite] ZTest [_ZTestMode] // BlendOp [_BlendOp] Blend [_BlendSrc] [_BlendDst] // AlphaToMask On HLSLPROGRAM #pragma vertex vert #pragma fragment frag #pragma multi_compile _CUSTOMDATA_OFF _CUSTOMDATA_ON #pragma multi_compile _TEX2_OFF _TEX2_ON #pragma multi_compile _DISTORTION_OFF _DISTORTION_ON #pragma multi_compile _MASK_OFF _MASK_ON #pragma multi_compile _DISSOLVE_OFF _DISSOLVE_ON #pragma multi_compile _POLAR_OFF _POLAR_ON #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl" struct appdata { float4 positionOS : POSITION; float4 color: COLOR; float4 uv : TEXCOORD0; #if _CUSTOMDATA_ON float4 customData: TEXCOORD1; #endif UNITY_VERTEX_INPUT_INSTANCE_ID }; struct v2f { float4 vertex : SV_POSITION; float4 vColor: COLOR; float2 uv : TEXCOORD0; #if _CUSTOMDATA_ON float4 customData: TEXCOORD1; #endif UNITY_VERTEX_INPUT_INSTANCE_ID UNITY_VERTEX_OUTPUT_STEREO }; TEXTURE2D(_BaseMap); SAMPLER(sampler_BaseMap); #if _TEX2_ON TEXTURE2D(_BaseMap2); SAMPLER(sampler_BaseMap2); #endif #if _DISTORTION_ON TEXTURE2D(_DistortionMap); SAMPLER(sampler_DistortionMap); #endif #if _MASK_ON TEXTURE2D(_MaskMap); SAMPLER(sampler_MaskMap); #endif #if _DISSOLVE_ON TEXTURE2D(_DissolveMap); SAMPLER(sampler_DissolveMap); #endif CBUFFER_START(UnityPerMaterial) float4 _BaseMap_ST; float4 _BaseColor; float _UVMoveX; float _UVMoveY; #if _TEX2_ON float4 _BaseMap2_ST; float4 _BaseColor2; float _BlendProgress; float _UVMove2X; float _UVMove2Y; #endif #if _DISTORTION_ON float4 _DistortionMap_ST; float _DistortionMaxStrength; float _DistortionStrength; float _DistortionMoveX; float _DistortionMoveY; #endif #if _MASK_ON float4 _MaskMap_ST; float _MaskStrength; float _MaskMoveX; float _MaskMoveY; #endif #if _DISSOLVE_ON float4 _DissolveMap_ST; float _DissolveLength; float _DissolveProgress; #endif #if _POLAR_ON float _PolarScale; #endif float _AlphaClip; float _BaseColorScale; CBUFFER_END v2f vert(appdata v) { v2f o; UNITY_SETUP_INSTANCE_ID(v); UNITY_TRANSFER_INSTANCE_ID(v, o); UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o); o.vertex = TransformObjectToHClip(v.positionOS.xyz); // o.uv = TRANSFORM_TEX(v.uv, _BaseMap); o.uv = v.uv; o.vColor = v.color * _BaseColor * _BaseColorScale; #if _CUSTOMDATA_ON o.customData = v.customData; #endif return o; } float4 frag(v2f IN) : SV_Target { UNITY_SETUP_INSTANCE_ID(IN); UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(IN); const float time = _TimeParameters.x; // float2 inUV = IN.uv; // 主贴图UV流动 float2 uv = TRANSFORM_TEX(IN.uv, _BaseMap); #if _DISTORTION_ON // 扭曲贴图UV流动 float2 uvDistortion = TRANSFORM_TEX(IN.uv, _DistortionMap); uvDistortion.x += time * _DistortionMoveX; uvDistortion.y += time * _DistortionMoveY; // 扭曲贴图颜色采样 float4 distortionColor = SAMPLE_TEXTURE2D(_DistortionMap, sampler_DistortionMap, uvDistortion); distortionColor = distortionColor * 2 - 1; distortionColor *= _DistortionStrength * _DistortionMaxStrength; uv += distortionColor.xy; #endif #if _CUSTOMDATA_ON uv.x += IN.customData.x; uv.y += IN.customData.y; #else uv.x += time * _UVMoveX; uv.y += time * _UVMoveY; #endif #if _POLAR_ON // 极坐标 float2 centerUV = float2(0.5, 0.5); float2 polarUV = uv - centerUV; float polar = length(polarUV); float2 polarUVN = float2(polar * 2.0, atan2(polarUV.x, polarUV.y) / TWO_PI); uv = polarUVN; #if _CUSTOMDATA_ON uv.x += IN.customData.w; #else uv.x += _PolarScale; #endif #endif // 主贴图颜色采样 float4 col = _BaseMap.Sample(sampler_BaseMap, uv); col *= IN.vColor; #if _TEX2_ON // 附加贴图UV流动 float2 uv2 = TRANSFORM_TEX(IN.uv, _BaseMap2); uv2.x += time * _UVMove2X; uv2.y += time * _UVMove2Y; // 附加贴图颜色采样 float4 col2 = SAMPLE_TEXTURE2D(_BaseMap2, sampler_BaseMap2, uv2); col2 *= _BaseColor2; col2.a *= IN.vColor.a; // 颜色混合 col = lerp(col, col2, _BlendProgress); #endif #if _DISSOLVE_ON float2 uvDissolve = TRANSFORM_TEX(IN.uv, _DissolveMap); float4 dissolveColor = SAMPLE_TEXTURE2D(_DissolveMap, sampler_DissolveMap, uvDissolve); float dissolve = dissolveColor.r; #if _CUSTOMDATA_ON float dissolveProgress = IN.customData.z; #else float dissolveProgress = _DissolveProgress; #endif float dissolveLength = min(_DissolveLength, dissolveProgress); // 小于最小值的时候，不显示 if (dissolve < dissolveProgress) { discard; } // 在最小值和最大值之间的时候，显示透明度 if (dissolve < dissolveLength + dissolveProgress) { col.a *= (dissolve - dissolveProgress) / dissolveLength; } #endif #if _MASK_ON // 遮罩贴图UV流动 float2 uvMask = TRANSFORM_TEX(IN.uv, _MaskMap); uvMask.x += time * _MaskMoveX; uvMask.y += time * _MaskMoveY; // 遮罩贴图颜色采样 float4 maskColor = SAMPLE_TEXTURE2D(_MaskMap, sampler_MaskMap, uvMask); col.a = lerp(col.a, col.a * maskColor.a, _MaskStrength); #endif if (col.a < _AlphaClip) { discard; } return col; } ENDHLSL } } }