# PV_Gravity

**Category: **Particles

**Since engine version: **3.3 OC

## Description

The value will depend on the gravity.

## Syntax

array PV_Gravity(int factor, int constant_value);

## Parameters

- factor:
Factor for the speed. 1000 is a factor of 1.0.

- constant_value:
Value that is added to the result.

## Remark

See the

particle documentation for further explanations of the particle system.

**See also: **CreateParticle,

PC_Bounce,

PC_Die,

PC_Stop,

PV_Direction,

PV_KeyFrames,

PV_Random,

PV_Sin,

PV_Speed,

PV_Step,

PV_Wind
Zapper, 2013-10