prev_frame

Save the previous frame of a specific step as a parameter

Shader Equivalent

uniform texture2d parameter_name;

{
  "type": "param_prev_frame",
  "name": "prev_frame",
  "step": 1
}

Property	Type	Required	If absent	Description
`name`	string	Yes	-	Name of the field. It must be the same as the associated variable in the shader.
`step`	number	Yes	`-1`	The step to keep as a previous frame. It must be less or equal to the number of steps defined in the effect root metadata. If set to -1 (the default value), the last step will be used
`type`	`"prev_frame"`	Yes	-	-
`description`	string	No	-	Description of the field. It will be shown in the UI.
`devmode`	boolean	No	`false`	If set to true, this field will only be available in the property UI if the developer mode is active.
`label`	string	No	`"Same as name"`	The label of the field in the UI. If not set, the name will be used.