48 lines
2.3 KiB
HLSL
48 lines
2.3 KiB
HLSL
// Copyright Epic Games, Inc. All Rights Reserved.
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// Defines all paricles attributes
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// - PARTICLE_ATTRIBUTE_OUTPUT - Defines an output variable
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// - PARTICLE_ATTRIBUTE_OUTPUT_IMPLICIT - Defines an output variable which is already part of the main particle payload (i.e. always present)
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// - PARTICLE_ATTRIBUTE_TRANSIENT - Defines an output that is temporary and not output
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#define PARTICLE_ATTRIBUTES \
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PARTICLE_ATTRIBUTE_OUTPUT_IMPLICIT(int, UniqueIndex) \
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PARTICLE_ATTRIBUTE_OUTPUT_IMPLICIT(float, MaterialRandom) \
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PARTICLE_ATTRIBUTE_OUTPUT(float3, Position) \
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PARTICLE_ATTRIBUTE_OUTPUT(float4, Color) \
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PARTICLE_ATTRIBUTE_OUTPUT(float, RibbonWidth) \
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PARTICLE_ATTRIBUTE_OUTPUT(float3, Scale) \
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PARTICLE_ATTRIBUTE_OUTPUT(float2, SpriteSize) \
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PARTICLE_ATTRIBUTE_OUTPUT(float, SpriteRotation) \
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PARTICLE_ATTRIBUTE_OUTPUT(float3, Velocity) \
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PARTICLE_ATTRIBUTE_OUTPUT(float3, PreviousPosition) \
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PARTICLE_ATTRIBUTE_OUTPUT(float, PreviousRibbonWidth) \
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PARTICLE_ATTRIBUTE_OUTPUT(float3, PreviousScale) \
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PARTICLE_ATTRIBUTE_OUTPUT(float2, PreviousSpriteSize) \
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PARTICLE_ATTRIBUTE_OUTPUT(float, PreviousSpriteRotation) \
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PARTICLE_ATTRIBUTE_OUTPUT(float3, PreviousVelocity) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float, CameraOffset) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float4, DynamicMaterialParameter0) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float4, DynamicMaterialParameter1) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float4, DynamicMaterialParameter2) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float4, DynamicMaterialParameter3) \
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PARTICLE_ATTRIBUTE_TRANSIENT(int, MeshIndex) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float4, MeshOrientation) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float3, SpriteFacing) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float3, SpriteAlignment) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float, SubImageIndex) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float, PreviousCameraOffset) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float4, PreviousMeshOrientation) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float3, PreviousSpriteFacing) \
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PARTICLE_ATTRIBUTE_TRANSIENT(float3, PreviousSpriteAlignment) \
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// Defines modules and order of execution
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#define PARTICLE_MODULES \
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PARTICLE_MODULE(InitializeParticle) \
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PARTICLE_MODULE(ShapeLocation) \
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PARTICLE_MODULE(ScaleColor) \
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PARTICLE_MODULE(ScaleSpriteSize) \
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PARTICLE_MODULE(RotateAroundPoint) \
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PARTICLE_MODULE(CalculateAccurateVelocity) \
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#include "NiagaraStatelessSimulationTemplate.ush"
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