You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
104 lines
2.2 KiB
104 lines
2.2 KiB
Shader "Particles/Priority Additive (Soft)" {
|
|
Properties {
|
|
_MainTex ("Particle Texture", 2D) = "white" {}
|
|
_InvFade ("Soft Particles Factor", Range(0.01,3.0)) = 1.0
|
|
}
|
|
|
|
Category {
|
|
Tags { "Queue"="Transparent+1" "IgnoreProjector"="True" "RenderType"="Transparent" }
|
|
Blend One OneMinusSrcColor
|
|
ColorMask RGB
|
|
Cull Off Lighting Off ZWrite Off Fog { Color (0,0,0,0) }
|
|
BindChannels {
|
|
Bind "Color", color
|
|
Bind "Vertex", vertex
|
|
Bind "TexCoord", texcoord
|
|
}
|
|
|
|
// ---- Fragment program cards
|
|
SubShader {
|
|
Pass {
|
|
|
|
CGPROGRAM
|
|
#pragma vertex vert
|
|
#pragma fragment frag
|
|
#pragma fragmentoption ARB_precision_hint_fastest
|
|
#pragma multi_compile_particles
|
|
|
|
#include "UnityCG.cginc"
|
|
|
|
sampler2D _MainTex;
|
|
fixed4 _TintColor;
|
|
|
|
struct appdata_t {
|
|
float4 vertex : POSITION;
|
|
fixed4 color : COLOR;
|
|
float2 texcoord : TEXCOORD0;
|
|
};
|
|
|
|
struct v2f {
|
|
float4 vertex : POSITION;
|
|
fixed4 color : COLOR;
|
|
float2 texcoord : TEXCOORD0;
|
|
#ifdef SOFTPARTICLES_ON
|
|
float4 projPos : TEXCOORD1;
|
|
#endif
|
|
};
|
|
|
|
float4 _MainTex_ST;
|
|
|
|
v2f vert (appdata_t v)
|
|
{
|
|
v2f o;
|
|
o.vertex = UnityObjectToClipPos(v.vertex);
|
|
#ifdef SOFTPARTICLES_ON
|
|
o.projPos = ComputeScreenPos (o.vertex);
|
|
COMPUTE_EYEDEPTH(o.projPos.z);
|
|
#endif
|
|
o.color = v.color;
|
|
o.texcoord = TRANSFORM_TEX(v.texcoord,_MainTex);
|
|
return o;
|
|
}
|
|
|
|
sampler2D _CameraDepthTexture;
|
|
float _InvFade;
|
|
|
|
fixed4 frag (v2f i) : COLOR
|
|
{
|
|
#ifdef SOFTPARTICLES_ON
|
|
float sceneZ = LinearEyeDepth (UNITY_SAMPLE_DEPTH(tex2Dproj(_CameraDepthTexture, UNITY_PROJ_COORD(i.projPos))));
|
|
float partZ = i.projPos.z;
|
|
float fade = saturate (_InvFade * (sceneZ-partZ));
|
|
i.color.a *= fade;
|
|
#endif
|
|
|
|
half4 prev = i.color * tex2D(_MainTex, i.texcoord);
|
|
prev.rgb *= prev.a;
|
|
return prev;
|
|
}
|
|
ENDCG
|
|
}
|
|
}
|
|
|
|
// ---- Dual texture cards
|
|
SubShader {
|
|
Pass {
|
|
SetTexture [_MainTex] {
|
|
combine texture * primary
|
|
}
|
|
SetTexture [_MainTex] {
|
|
combine previous * previous alpha, previous
|
|
}
|
|
}
|
|
}
|
|
|
|
// ---- Single texture cards (does not do particle colors)
|
|
SubShader {
|
|
Pass {
|
|
SetTexture [_MainTex] {
|
|
combine texture * texture alpha, texture
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|