enumeration
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CloseAll possible Particle System vertex shader inputs.
Position | The position of each particle vertex, in world space. |
Normal | The vertex normal of each particle. |
Tangent | The tangent vector for each particle (for normal mapping). |
Color | The color of each particle. |
UV | The first UV stream of each particle. |
UV2 | The second UV stream of each particle. |
UV3 | The third UV stream of each particle (only for meshes). |
UV4 | The fourth UV stream of each particle (only for meshes). |
AnimBlend | The amount to blend between animated texture frames, from 0 to 1. |
AnimFrame | The current animation frame index of each particle. |
Center | The center position of the entire particle, in world space. |
VertexID | The vertex ID of each particle. |
SizeX | The X axis size of each particle. |
SizeXY | The X and Y axis sizes of each particle. |
SizeXYZ | The 3D size of each particle. |
Rotation | The Z axis rotation of each particle. |
Rotation3D | The 3D rotation of each particle. |
RotationSpeed | The Z axis rotational speed of each particle. |
RotationSpeed3D | The 3D rotational speed of each particle. |
Velocity | The velocity of each particle, in world space. |
Speed | The speed of each particle, calculated by taking the magnitude of the velocity. |
AgePercent | The normalized age of each particle, from 0 to 1. |
InvStartLifetime | The reciprocal of the starting lifetime, in seconds (1.0f / startLifetime). |
StableRandomX | A random number for each particle, which remains constant during their lifetime. |
StableRandomXY | Two random numbers for each particle, which remain constant during their lifetime. |
StableRandomXYZ | Three random numbers for each particle, which remain constant during their lifetime. |
StableRandomXYZW | Four random numbers for each particle, which remain constant during their lifetime. |
VaryingRandomX | A random number for each particle, which changes during their lifetime. |
VaryingRandomXY | Two random numbers for each particle, which change during their lifetime. |
VaryingRandomXYZ | Three random numbers for each particle, which change during their lifetime. |
VaryingRandomXYZW | Four random numbers for each particle, which change during their lifetime. |
Custom1X | One custom value for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom1XY | Two custom values for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom1XYZ | Three custom values for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom1XYZW | Four custom values for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom2X | One custom value for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom2XY | Two custom values for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom2XYZ | Three custom values for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
Custom2XYZW | Four custom values for each particle, defined by the Custom Data Module, or ParticleSystem.SetCustomParticleData. |
NoiseSumX | The accumulated X axis noise, over the lifetime of the particle. |
NoiseSumXY | The accumulated X and Y axis noise, over the lifetime of the particle. |
NoiseSumXYZ | The accumulated 3D noise, over the lifetime of the particle. |
NoiseImpulseX | The X axis noise on the current frame. |
NoiseImpulseXY | The X and Y axis noise on the current frame. |
NoiseImpulseXYZ | The 3D noise on the current frame. |
MeshIndex | The index of the mesh used by the current particle. |
ParticleIndex | The index of the current particle in the particle data array. |
ColorPackedAsTwoFloats | The color of each particle, packed in a special format to allow decoding on GPUs that do not support bit-packing operations. |
MeshAxisOfRotation | The axis of rotation used by mesh particles when not using 3D rotation. |
NextTrailCenter | The center of the next trail position, connected to the current position. |
PreviousTrailCenter | The center of the previous trail position, connected to the current position. |
PercentageAlongTrail | The percentage along the trail, in the range 0-1. |
TrailWidth | The width of the trail. |
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