Error xy is {#,-#}

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Hi all,

Well, here's the problem, Euhporia says: Error xy is {#,-#}:

include image.e
include get.e
include graphics.e

integer gmode,desc
sequence jetmove
integer ix,iy
ix=3D1
iy=3D1

use_vesa(1)
gmode=3Dgraphics_mode(256)


jetmove=3Dread_bitmap("jetmove.BMP")
all_palette(jetmove[1]/4)

puts(1,"f for ->...j for <- ...u for /\\....d for \\/")

while 1 do
desc=3Dwait_key()
if desc =3D'f'  then
    ix+=3D4
    display_image({ix,iy},jetmove[2])
    elsif desc=3D'j' then
    ix-=3D4
    display_image({ix,iy},jetmove[2])
    elsif desc=3D'u' then
    iy+=3D4
    display_image({ix,iy},jetmove[2])
        elsif desc=3D'd' then
            iy-=3D4
            display_image({ix,iy},jetmove[2])
end if
end while


    Should ix and iy be a sequence? Also, how can I speed up the =
movement of the image without making it choppy? Oh, yes, one more thing, =
is that the proper layout of the if/elsif correct or should there be =
some more tabs.

Das Svendanya
Commandant Thomas



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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META content=3D"text/html; charset=3Diso-8859-1" =
http-equiv=3DContent-Type>
<META content=3D"MSHTML 5.00.2614.3500" name=3DGENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=3D#ffffff>
<DIV><FONT face=3DArial size=3D2>Hi all,</FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Well, here's the problem, Euhporia =
says: Error xy=20
is {#,-#}:</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT size=3D2>include=20
image.e<BR>include get.e<BR>include =
graphics.e</FONT></FONT></FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT size=3D2>integer=20
gmode,desc<BR>sequence jetmove<BR>integer=20
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT=20
DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT=20
1]/4)</FONT></FONT></FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT size=3D2>puts(1,"f =
for -&gt;...j=20
for &lt;- ...u for /\\....d for \\/")</FONT></FONT></FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT size=3D2>while 1=20
do<BR>desc=3Dwait_key()<BR>if desc =3D'f'&nbsp; =
then<BR>&nbsp;&nbsp;&nbsp;=20
ix+=3D4<BR>&nbsp;&nbsp;&nbsp;=20
display_image({ix,iy},jetmove[2])<BR>&nbsp;&nbsp;&nbsp; elsif desc=3D'j' =

then<BR>&nbsp;&nbsp;&nbsp; ix-=3D4<BR>&nbsp;&nbsp;&nbsp;=20
display_image({ix,iy},jetmove[2])<BR>&nbsp;&nbsp;&nbsp; elsif desc=3D'u' =

then<BR>&nbsp;&nbsp;&nbsp; iy+=3D4<BR>&nbsp;&nbsp;&nbsp;=20
&nbsp;=20
elsif desc=3D'd'=20
;=20
bsp;=20
display_image({ix,iy},jetmove[2])<BR>end if<BR>end=20
while</FONT></FONT></FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT =
size=3D2><BR>&nbsp;&nbsp;&nbsp;=20
Should ix and iy be a sequence? Also, how can I speed up the movement of =
the=20
image without making it choppy? Oh, yes, one more thing, is that the =
proper=20
layout of the if/elsif correct or should there be some more=20
tabs.</FONT></FONT></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><FONT =
size=3D1></FONT></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT size=3D2>Das=20
Svendanya</FONT></FONT></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><FONT size=3D1><FONT =
size=3D2>Commandant=20
Thomas</FONT></DIV>

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