2021-09-09 20:42:29 -04:00

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// Forward pass
Pass
{
Tags { "LightMode"=${VFXPassForward} }
${VFXStencilForward}
HLSLPROGRAM
#pragma target 4.5
${VFXPassForwardAdditionalPragma}
struct ps_input
{
float4 pos : SV_POSITION;
float3 offsets : TEXCOORD0;
#if VFX_NEEDS_COLOR_INTERPOLATOR
nointerpolation float4 color : COLOR0;
#endif
#if USE_SOFT_PARTICLE || USE_ALPHA_TEST || VFX_FEATURE_MOTION_VECTORS_FORWARD
// x: inverse soft particles fade distance
// y: alpha threshold
nointerpolation float2 builtInInterpolants : TEXCOORD1;
#endif
#if USE_FLIPBOOK_MOTIONVECTORS
// x: motion vectors scale X
// y: motion vectors scale Y
nointerpolation float2 builtInInterpolants2 : TEXCOORD2;
#endif
nointerpolation uint faceID : TEXCOORD3;
#if VFX_NEEDS_POSWS_INTERPOLATOR
float3 posWS : TEXCOORD4;
#endif
#if USE_UV_SCALE_BIAS
nointerpolation float4 scaleBias : TEXCOORD5;
#endif
#if USE_FLIPBOOK
#if USE_FLIPBOOK_ARRAY_LAYOUT
nointerpolation float flipBookSize : TEXCOORD6;
#else
nointerpolation float4 flipBookSize : TEXCOORD6;
#endif
nointerpolation float texIndex : TEXCOORD7;
#endif
#if VFX_FEATURE_MOTION_VECTORS_FORWARD
VFX_FEATURE_MOTION_VECTORS_INTERPOLATION float4 cPosPrevious : TEXCOORD7;
VFX_FEATURE_MOTION_VECTORS_INTERPOLATION float4 cPosNonJiterred : TEXCOORD8;
#endif
UNITY_VERTEX_OUTPUT_STEREO
};
struct ps_output
{
float4 color : SV_Target0;
#if VFX_FEATURE_MOTION_VECTORS_FORWARD
float4 outMotionVector : SV_Target1;
#endif
};
#define VFX_VARYING_PS_INPUTS ps_input
#define VFX_VARYING_POSCS pos
#define VFX_VARYING_COLOR color.rgb
#define VFX_VARYING_ALPHA color.a
#define VFX_VARYING_INVSOFTPARTICLEFADEDISTANCE builtInInterpolants.x
#define VFX_VARYING_ALPHATHRESHOLD builtInInterpolants.y
#define VFX_VARYING_OFFSETS offsets
#define VFX_VARYING_FACEID faceID
#if VFX_NEEDS_POSWS_INTERPOLATOR
#define VFX_VARYING_POSWS posWS
#endif
#if USE_UV_SCALE_BIAS
#define VFX_VARYING_UV_SCALE scaleBias.xy
#define VFX_VARYING_UV_BIAS scaleBias.zw
#endif
#if USE_FLIPBOOK
#define VFX_VARYING_TEXINDEX texIndex
#if USE_FLIPBOOK_ARRAY_LAYOUT
#define VFX_VARYING_FLIPBOOKSIZE flipBookSize
#else
#define VFX_VARYING_FLIPBOOKSIZE flipBookSize.xy
#define VFX_VARYING_INVFLIPBOOKSIZE flipBookSize.zw
#endif
#endif
#if USE_FLIPBOOK_MOTIONVECTORS
#define VFX_VARYING_MOTIONVECTORSCALE builtInInterpolants2.xy
#endif
#if VFX_FEATURE_MOTION_VECTORS_FORWARD
#define VFX_VARYING_VELOCITY_CPOS cPosNonJiterred
#define VFX_VARYING_VELOCITY_CPOS_PREVIOUS cPosPrevious
#endif
${VFXPassForwardDefine}
${VFXInclude("Shaders/ParticleHexahedron/Pass.template")}
#pragma fragment frag
ps_output frag(ps_input i)
{
UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);
ps_output o = (ps_output)0;
VFXTransformPSInputs(i);
o.color = VFXGetFragmentColor(i);
o.color *= VFXGetTextureColorWithProceduralUV(VFX_SAMPLER(mainTexture),i,VFXCubeGetUV(i));
o.color = VFXApplyFog(o.color,i);
VFXClipFragmentColor(o.color.a,i);
#if VFX_FEATURE_MOTION_VECTORS_FORWARD
${VFXComputeOutputMotionVector}
o.outMotionVector = encodedMotionVector;
o.outMotionVector.a = o.color.a < i.VFX_VARYING_ALPHATHRESHOLD ? 0.0f : 1.0f; //Independant clipping for motion vector pass
#endif
return o;
}
ENDHLSL
}