-- Modified by: Ya-Nvr-No
-- Created:     12/30/2014
local inst = mc.mcGetInstance();
gcode = " "
Gcode = " "
function main()
    local i = 0 
    
--change the following values

    local x_center = 0
    local y_center = 0
    local dia = 30/25.4      --30mm divided by the factor to get inches
    local numberofholes = 3
    local StartAngle = 0
    
--to get the data points

    local stAngle = (math.pi / 180) * StartAngle
    local Xangle = tonumber(math.cos(stAngle))
    local Yangle = tonumber(math.sin(stAngle))
    local x = x_center + (dia / 2) * Xangle;
    local y = y_center + (dia / 2) * Yangle;
    local StepAng = tonumber((2 * math.pi) / numberofholes);

    gcode = "\n\nThese are the:"..numberofholes.." locations, with the center of pattern @ X"..x_center.." Y"..y_center.." with the starting Angle @:"..StartAngle.. " Degrees\n"
    for i = 1, numberofholes, 1  do
        x = x_center + (dia / 2) * math.cos(stAngle + (StepAng * i));
		y = y_center + (dia / 2) * math.sin(stAngle + (StepAng * i));
        Gcode = Gcode..string.format(" X%.4f Y%.4f          ",x,y)
    end
end

if (mc.mcInEditor() == 1) then
    main() 
    print(gcode.."\n")  
    print(Gcode.."\n")  
    s=s -- put a break point here
else
    main() 
    mc.mcCntlSetLastError(inst, gcode);
    mc.mcCntlSetLastError(inst, Gcode.."\n");
end