材质修改
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tianmo committed
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@@ -16,9 +16,11 @@ Properties {
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[HideInInspector] _DstBlend ("Dst Blend", Float) = 1
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[UIMaskRenderFace] _RenderFace ("渲染面", Float) = 2
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[HideInInspector] _Cull ("Cull", Float) = 0
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[HideInInspector] _ZWrite ("ZWrite", Float) = 0
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[HDR]_TintColor ("着色", Color) = (0.5,0.5,0.5,0.5)
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_GlowScale("发光强度", float) = 1
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_AlphaScale("透明度", float) = 1
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_SoftParticleFade ("软粒子过渡", Range(0, 5)) = 0
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_MainTex ("主贴图", 2D) = "white" {}
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[Toggle] _UseUvAni("启用", Float) = 0
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_SpeedU("U 速度", Float) = 0
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@@ -65,7 +67,7 @@ CustomEditor "UIMaskShaderGUI"
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Category {
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Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" "PreviewType"="Plane" }
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Blend [_SrcBlend][_DstBlend]
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Cull [_Cull] Lighting Off ZWrite Off
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Cull [_Cull] Lighting Off ZWrite [_ZWrite]
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SubShader {
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Stencil
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@@ -102,6 +104,9 @@ Category {
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sampler2D _MainTex;
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fixed4 _TintColor;
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// 软粒子：拿相机深度图和粒子自身深度比较，贴近其它几何体时淡出（距离=0 时完全不生效）
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UNITY_DECLARE_DEPTH_TEXTURE(_CameraDepthTexture);
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float _SoftParticleFade;
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#if _USEMASK_ON
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sampler2D _Mask;
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@@ -182,12 +187,9 @@ Category {
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float4 customData : TEXCOORD1; // Custom1.xyzw
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float4 customData2 : TEXCOORD6; // Custom2.xyzw
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#if _USEMASK_ON
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fixed2 texcoordMask : TEXCOORD2;
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#endif
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#if _USEUVDISTORTION_ON
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fixed2 texcoordNoise : TEXCOORD3;
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#if _USEMASK_ON || _USEUVDISTORTION_ON
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// xy = 遮罩 UV，zw = 噪声 UV（合占一个插值器，给软粒子腾位置）
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fixed4 uvPack : TEXCOORD2;
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#endif
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#if _USEDISSOLVE_ON
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@@ -195,11 +197,14 @@ Category {
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#endif
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#if _USEUIMASKCLIP_ON
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fixed4 worldPosition : TEXCOORD5;
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fixed2 worldPosition : TEXCOORD5;
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#endif
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// 软粒子：xy/w = 屏幕 UV，w = 视空间深度
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float4 screenPos : TEXCOORD3;
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#if _USEVERTEXMASK_ON
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fixed4 vertex2 : TEXCOORD7;
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fixed2 vertex2 : TEXCOORD7;
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#endif
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UNITY_VERTEX_OUTPUT_STEREO
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@@ -218,17 +223,18 @@ Category {
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o.color = v.color * _TintColor;
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o.texcoord.xy = TRANSFORM_TEX(v.texcoord,_MainTex);
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o.texcoord.zw = v.texcoord.zw;
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o.screenPos = ComputeScreenPos(o.vertex);
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// 把打包在各 texcoord 里的粒子自定义数据还原成 Custom1.xyzw / Custom2.xyzw
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o.customData = float4(v.texcoord.z, v.texcoord.w, v.texcoord1.x, v.texcoord1.y);
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o.customData2 = float4(v.texcoord1.z, v.texcoord1.w, v.texcoord2.x, v.texcoord2.y);
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#if _USEMASK_ON
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o.texcoordMask = TRANSFORM_TEX(v.texcoord,_Mask);
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o.uvPack.xy = TRANSFORM_TEX(v.texcoord,_Mask);
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#endif
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#if _USEUVDISTORTION_ON
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o.texcoordNoise = TRANSFORM_TEX(v.texcoord,_UVNoiseTex);
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o.uvPack.zw = TRANSFORM_TEX(v.texcoord,_UVNoiseTex);
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#endif
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#if _USEDISSOLVE_ON
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@@ -236,11 +242,11 @@ Category {
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#endif
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#if _USEUIMASKCLIP_ON
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o.worldPosition = mul(unity_ObjectToWorld, v.vertex);
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o.worldPosition = mul(unity_ObjectToWorld, v.vertex).xy;
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#endif
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#if _USEVERTEXMASK_ON
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o.vertex2 = v.vertex;
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o.vertex2 = v.vertex.xy;
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#endif
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return o;
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@@ -255,8 +261,8 @@ Category {
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#if _USEUVDISTORTION_ON
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float2 noiseScrollXY = _NoiseScroll.xy;
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i.texcoordNoise += fixed2(_Time.g * noiseScrollXY);
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i.texcoord.xy += tex2D(_UVNoiseTex, i.texcoordNoise).xy*_Distortion*_NoiseScroll.zw;
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i.uvPack.zw += fixed2(_Time.g * noiseScrollXY);
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i.texcoord.xy += tex2D(_UVNoiseTex, i.uvPack.zw).xy*_Distortion*_NoiseScroll.zw;
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#endif
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fixed4 col = 2.0f * i.color * tex2D(_MainTex, i.texcoord.xy);
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@@ -265,9 +271,9 @@ Category {
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#if _USEMASK_ON
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#if _USEMASKUVANI_ON
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i.texcoordMask += _Time.y * float2(_MaskSpeedU, _MaskSpeedV);
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i.uvPack.xy += _Time.y * float2(_MaskSpeedU, _MaskSpeedV);
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#endif
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col.a = saturate(col.a * UIMaskSampleChannel(_Mask, i.texcoordMask, _MaskChannel));
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col.a = saturate(col.a * UIMaskSampleChannel(_Mask, i.uvPack.xy, _MaskChannel));
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#endif
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#if _USEDISSOLVE_ON
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@@ -298,6 +304,17 @@ Category {
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col.a *= smoothstep(1, 0, ((i.vertex2.x - _VertexOffset.x) * _VertexOffset.z + (i.vertex2.y - _VertexOffset.y) * _VertexOffset.w) * _VertexFlipX);
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#endif
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// 软粒子：与相机深度图比较，贴近其它几何体（如地面）时按深度差淡出，消除生硬交线。
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// _SoftParticleFade = 0（默认）时被 step 门控掉，完全不生效，也不产生分支/变体。
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// 注意：正交相机下 screenPos.w != 视空间深度，此效果不适用。
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{
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float2 screenUV = i.screenPos.xy / i.screenPos.w;
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float sceneEyeZ = LinearEyeDepth(SAMPLE_DEPTH_TEXTURE(_CameraDepthTexture, screenUV));
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float partEyeZ = i.screenPos.w;
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float softFade = saturate((sceneEyeZ - partEyeZ) / max(_SoftParticleFade, 0.0001));
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col.a *= lerp(1.0, softFade, step(0.0001, _SoftParticleFade));
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}
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return col;
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}
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