Difference between revisions of "LlPushObject"

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m (rotation on agents)
m (<lsl> tag to <source>)
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{{LSL_Function
{{LSL_Function
|inject-2={{LSL_Function/uuid|target|sim=*|object=*}}
|func_id=165|func_sleep=0.0|func_energy=10.0
|func_id=165|func_sleep=0.0|func_energy=10.0
|func=llPushObject
|func=llPushObject
|p1_type=key|p1_name=target|p1_desc=Avatar or object [[UUID]] in the sim
|p1_type=key|p1_name=target|p1_desc
|p2_type=vector|p2_name=impulse
|p2_type=vector|p2_name=impulse|p2_desc=Direction and force of push. Direction is affected by {{LSLP|local}}.|p2_hover=Direction and force of push. Direction is affected by 'local'.
|p3_type=vector|p3_name=ang_impulse|p3_desc=angular impulse
|p3_type=vector|p3_name=ang_impulse|p3_desc=Rotational force.
|p4_type=integer|p4_name=local|p4_desc=boolean, if {{LSL Const|TRUE|integer|1}} uses the [[Viewer coordinate frames#Local|local]] axis of '''target''', if {{LSL Const|FALSE|integer|0}} uses the [[Viewer coordinate frames#Region|region]] axis.
|p4_type=integer|p4_name=local|p4_desc=boolean, if {{LSL Const|TRUE|integer|1}} uses the [[Viewer coordinate frames#Local|local]] axis of {{LSLP|target}}, if {{LSL Const|FALSE|integer|0}} uses the [[Viewer coordinate frames#Region|region]] axis.|p4_hover=boolean, if TRUE uses the local axis of 'target', if FALSE uses the region axis.
|func_footnote
|func_footnote
|func_desc=Applies '''impulse''' and '''ang_impulse''' to object '''id'''
|func_desc=Applies {{LSLP|impulse}} and {{LSLP|ang_impulse}} to object {{LSLP|target}}
|return_text
|return_text
|spec
|spec
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*The effectiveness of Push is modulated by the amount of [[Energy|script energy]] available.
*The effectiveness of Push is modulated by the amount of [[Energy|script energy]] available.
**There is a [[LlPushObject/Havok4Implementation|simplified code snippet]] describing how Push is implemented in the Havok4 project and reveals some of the details of how the energy budget affects the final Push magnitude.
**There is a [[LlPushObject/Havok4Implementation|simplified code snippet]] describing how Push is implemented in the Havok4 project and reveals some of the details of how the energy budget affects the final Push magnitude.
*Object can only push its owner agent in no push area.
*In no-push areas an object can only push its owner.
**rotation is ignored when applying on agents.
*{{LSLP|ang_impulse}} is ignored when applying to agents or their attachments.
*[[Energy]] use is calculated as magnitude of {{LSLP|impulse}} divided by 20,000.
*The push impact is diminished with distance by a factor of distance cubed.
|constants
|constants
|examples=
|examples=
<lsl>// Pushes the collided object or avatar.
<source lang="lsl2">// Pushes the collided object or avatar.
default
default
{
{
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         llPushObject(llDetectedKey(0),<0,0,100>, <0,0,100>, TRUE);
         llPushObject(llDetectedKey(0),<0,0,100>, <0,0,100>, TRUE);
     }
     }
}</lsl>
}</source>
|helpers
|helpers
|also_functions
|also_functions
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|negative_index
|negative_index
|cat1=Physics
|cat1=Physics
|cat2
|cat2=Movement
|cat3
|cat3
|cat4
|cat4
}}
}}

Revision as of 14:15, 22 January 2015

Summary

Function: llPushObject( key target, vector impulse, vector ang_impulse, integer local );

Applies impulse and ang_impulse to object target

• key target group, avatar or object UUID that is in the same region
• vector impulse Direction and force of push. Direction is affected by local.
• vector ang_impulse Rotational force.
• integer local boolean, if TRUE uses the local axis of target, if FALSE uses the region axis.

Caveats

  • Only works on land where Push is not restricted or where the script is owned by the land owner.
    • If the land is owned by a group, the scripted object must be deeded to the same group.
  • The effectiveness of Push is modulated by the amount of script energy available.
    • There is a simplified code snippet describing how Push is implemented in the Havok4 project and reveals some of the details of how the energy budget affects the final Push magnitude.
  • In no-push areas an object can only push its owner.
  • ang_impulse is ignored when applying to agents or their attachments.
  • Energy use is calculated as magnitude of impulse divided by 20,000.
  • The push impact is diminished with distance by a factor of distance cubed.
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Examples

// Pushes the collided object or avatar.
default
{
    collision_start(integer num_detected)
    {
        llPushObject(llDetectedKey(0),<0,0,100>, <0,0,100>, TRUE);
    }
}

Deep Notes

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Signature

function void llPushObject( key target, vector impulse, vector ang_impulse, integer local );