OsReplaceParcelEnvironment

//
// osReplaceParcelEnvironment Script Example
//
 
/*
BSD 3-Clause License
Copyright (c) 2019, Sara Payne (Manwa Pastorelli in virtual worlds)
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
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   list of conditions and the following disclaimer.
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   contributors may be used to endorse or promote products derived from
   this software without specific prior written permission.
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
 
//START USER EDITABLE VARIABLES
integer transition = 0; //time it takes for the viewer to transition between one enviroment and another
string daycycle = "Default"; //name or uuid of the day cycle you wish to apply
float dayLength = 0; //how many hours are in each day, using 0 means this value is not changed, otherwise 4-168
float dayOffset = -8; //offset from real time clock UTC//-8 is the viewer default. Range from -11.5 to 11.5
float altitude1 = 30; //height at which the first sky level starts
float altitude2 = 1000;//height at which the second sky level starts
float altitude3 = 4000;// height at which the third sky level starts.
//END USER EDITABLE VARIABLES
 
 
integer altitudesOk;
integer transitionOk;
integer dayLengthOk;
integer dayOffsetOk;
integer valuesOk;
 
default
{
    state_entry()
    {
        altitudesOk = ((altitude3 <= 4000) && (altitude2 < altitude3) && (altitude1 < altitude2) && (altitude1 > llWater( ZERO_VECTOR )) );
        dayLengthOk = (dayLength == 0) || ( dayLength >=4 && dayLength <= 168 );
        dayOffsetOk = (dayOffset >= -11.5 && dayOffset <= 11.5);
        transitionOk = transition >= 0;
        valuesOk = altitudesOk && dayLengthOk && dayOffsetOk && transitionOk;
    }
 
 
    touch_start(integer dont_care)
    {
        if (valuesOk)
        {   //come here if the altitude values are ok
            integer RegionEnviromentSet = osReplaceParcelEnvironment
            (
                transition,
                daycycle,
                dayLength,
                dayOffset,
                altitude1,
                altitude2,
                altitude3
            );
 
            if (RegionEnviromentSet) llOwnerSay("Regon Enviroment Set Successfully");
            else llOwnerSay("Region Enviroment Set failed, please check the values");
        }
 
        else if (!altitudesOk)
        {
            llOwnerSay("Error:\n 
                    Altitude1 must be higher than the water level\n
                    Altitude2 must be higher than Altitude1\n
                    Altitude3 must be higher than Altitude2\n
                    And Altitude 3 must be no higher than 4000");
        }
 
        else if (!transitionOk)
        {
            llOwnerSay("Error transition must be 0 or higher");
        }
 
        else if (!dayLengthOk)
        {
            llOwnerSay("Error the length of the day must be either 0 to keep the setting the same or between 4 and 168");
        }
 
        else if (!dayOffsetOk)
        {
            llOwnerSay(("Error the day offset value must be between -11.5 and 11.5"));
        }
    }
}