On Mon, 17 Sep 2007 20:32:50 +0200
Marc Weustink <[EMAIL PROTECTED]> wrote:
<snip>
> > The error is an 'invalid type cast'.
>
> That comes somewhere. If you run your app in lazarus, dou you get a call
> stack when you get this exception ?
Nope, but I don't use a debugger in lazarus.
I just tried again and loading a png works, but loading a bmp fails. At least I
managed to produce a hopefully more meaningful backtrace:
(gdb) bt
#0 0x08061e46 in fpc_raiseexception ()
#1 0x080a6840 in SYSUTILS_RUNERRORTOEXCEPT$LONGINT$POINTER$POINTER ()
#2 0x08064e17 in SYSTEM_HANDLEERRORADDRFRAME$LONGINT$POINTER$POINTER ()
#3 0xbf910500 in ?? ()
#4 0x70425470 in ?? ()
#5 0x000000db in ?? ()
#6 0xbf9104a0 in ?? ()
#7 0xbf910500 in ?? ()
#8 0xb7c901c0 in ?? ()
#9 0x08064ebd in SYSTEM_HANDLEERRORFRAME$LONGINT$POINTER ()
#10 0xb7e1f430 in ?? ()
#11 0xb7e1f430 in ?? ()
#12 0xb7c901c0 in ?? ()
#13 0xb7e1f430 in ?? ()
#14 0x08060bd8 in fpc_do_as ()
#15 0x08154662 in TLAZREADERBMP__INTERNALREADBODY (this=0xb7f74090) at
intfgraphics.pas:4591
#16 0x081545ef in TLAZREADERBMP__INTERNALREAD (STREAM=0xb7054140,
IMG=0xb7e1f430, this=0xb7f74090) at intfgraphics.pas:4537
#17 0x0815ce9d in
FPIMAGE_TFPCUSTOMIMAGEREADER_$__IMAGEREAD$TSTREAM$TFPCUSTOMIMAGE$$TFPCUSTOMIMAGE
()
#18 0x0815abd1 in
FPIMAGE_TFPCUSTOMIMAGE_$__LOADFROMSTREAM$TSTREAM$TFPCUSTOMIMAGEREADER ()
#19 0xb7054140 in ?? ()
#20 0x0821eb54 in TASMTEXTURE2D__LOADFROMFILE (FILENAME=0x8241ba4,
this=0xb7e1f430) at asmtypes.pas:4011
#21 0x0807bc61 in TFORM1__INITWORLD (this=0xb7e34b20) at wtform.pas:190
#22 0x0807b744 in TFORM1__OPENGLCONTROL1PAINT (SENDER=0xb7e35f90,
this=0xb7e34b20) at wtform.pas:80
#23 0x0820d07c in TCUSTOMOPENGLCONTROL__DOONPAINT (this=0xb7e35f90) at
openglcontext.pas:352
#24 0x0820cfbf in TCUSTOMOPENGLCONTROL__PAINT (this=0xb7e35f90) at
openglcontext.pas:336
#25 0x0820cc04 in TCUSTOMOPENGLCONTROL__WMPAINT (MESSAGE={MSG = 1056, DC =
-1211531232, PAINTSTRUCT = 0xb7e1f3e0, RESULT = 0}, this=0xb7e35f90)
at openglcontext.pas:265
#26 0x080613f9 in SYSTEM_TOBJECT_$__DISPATCH$formal ()
#27 0x0820cae0 in TCUSTOMOPENGLCONTROL__SETSHAREDCONTROL (AVALUE=0xbf91079c,
this=0xb7e35f90) at openglcontext.pas:247
#28 0x0811e479 in TWINCONTROL__WNDPROC (MESSAGE=
{MSG = 1056, WPARAM = -1211531232, LPARAM = -1209928736, RESULT = 0,
WPARAMLO = 32800, WPARAMHI = 47049, LPARAMLO = 62432, LPARAMHI = 47073,
RESULTLO = 0, RESULTHI = 0}, this=0xb7e35f90) at wincontrol.inc:3492
#29 0x081c3085 in DELIVERMESSAGE (TARGET=0xb7e35f90, AMESSAGE=void) at
gtkproc.inc:3721
#30 0x081ace75 in TGTKWIDGETSET__SENDMESSAGE (HANDLEWND=137844344, MSG=1123,
WPARAM=-1209991920, LPARAM=0, this=0xb7ca8020) at gtkwinapi.inc:8079
#31 0x08194b0f in TGTKWIDGETSET__APPPROCESSMESSAGES (this=0xb7ca8020) at
gtkobject.inc:1412
#32 0x080786d9 in TAPPLICATION__HANDLEMESSAGE (this=0xb7ddf020) at
application.inc:943
#33 0x08078ac4 in RUNMESSAGE (parentfp=0xbf910870) at application.inc:1057
#34 0x08078a1b in TAPPLICATION__RUNLOOP (this=0xb7ddf020) at
application.inc:1067
#35 0x0807c923 in TWIDGETSET__APPRUN (ALOOP=0x80789e0 <TAPPLICATION__RUNLOOP>,
this=0xb7ca8020) at interfacebase.inc:49
#36 0x080789da in TAPPLICATION__RUN (this=0xb7ddf020) at application.inc:1046
#37 0x08055ac9 in main () at wt.lpr:16
Beelzebub
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