[Xplanet-development] Bug in 1.0.1

[Richard R. <rro...@ga...>]

xplanet -proj an --lat 1 -lon -1

works

xplanet -proj an=20

fails.

gdb ./xplanet
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This GDB was configured as "i386-redhat-linux"...
(gdb) run --proj an
Starting program: /tmp/xplanet-1.0.1/src/xplanet --proj an
Warning: Warning: resizing night map
For better performance, all image maps should be the same size as the day=
 map

Program received signal SIGSEGV, Segmentation fault.
DisplayBase::setPixel (this=3D0x8145408, X=3D-nan(0x8000000000000),=20
    Y=3D-nan(0x8000000000000), color=3D0x8136088 "=FF=FF=FF") at DisplayB=
ase.cpp:786
    786             if (sum + rgb_data[istart + j] > 255)
    (gdb) where
#0  DisplayBase::setPixel (this=3D0x8145408, X=3D-nan(0x8000000000000),=20
        Y=3D-nan(0x8000000000000), color=3D0x8136088 "=FF=FF=FF") at Disp=
layBase.cpp:786
#1  0x08063d76 in drawProjection (display=3D0x8145408, target=3D0x8153dd8=
,=20
            planetsFromSunMap=3D@0xbffff020, planetProperties=3D0x8136048=
)
    at drawProjection.cpp:181
#2  0x0806ffdb in xplanet_main (argc=3D3, argv=3D0xbffff174)
        at libplanet/Planet.h:34
#3  0x080710fd in main (argc=3D3, argv=3D0xbffff174) at xplanet.cpp:213
#4  0x42017589 in __libc_start_main () from /lib/i686/libc.so.6


it appears to be something in drawProjection not checking that the
X/Y coordinates are not "valid" (they're both NAN)


--=20
 /  \__  | Richard Rognlie / Sendmail Ninja / Gamerz.NET Lackey
 \__/  \ | http://www.gamerz.net/rrognlie/    <rro...@ga...>
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