I do think the modelspace layout extmin/max points are filled. Just the
header vars
Dave Coventry <dgcoven...@gmail.com> schrieb am Do., 2. Nov. 2023, 11:33:
> Not to worry.
>
> I can access all the header variables with:
>
> dwg->header_vars.EXTMIN
>
> Which produces the correct result.
>
> Sorry about that, but sometimes, when you ask a question, you can see an
> avenue that you can explore to get your answer.
>
> Many thanks for a great set of programs.
>
> ~ dave
>
> On Thu, Nov 2, 2023 at 10:48 AM Dave Coventry <dgcoven...@gmail.com>
> wrote:
>
>> Hi Reini,
>>
>> I'm trying to access the EXTMIN and EXTMAX points on my drawings, but it
>> doesn't seem to work on Mosdelspace.
>>
>> GDB output:
>> (gdb) p o[i]
>> $1 = {size = 287, address = 896519, type = 82, index = 71,
>> fixedtype = DWG_TYPE_LAYOUT, name = 0x7ffff7c1b514 "LAYOUT",
>> dxfname = 0x7ffff7c1b514 "LAYOUT", supertype = DWG_SUPERTYPE_OBJECT,
>> tio = {
>> entity = 0x55555565c790, object = 0x55555565c790}, handle = {
>> code = 0 '\000', size = 3 '\003', value = 111346, is_global = 0
>> '\000'},
>> parent = 0x5555555590a0 <dwg>, klass = 0x0, bitsize = 2138,
>> bitsize_pos = 10, hdlpos = 2138, was_bitsize_set = 0 '\000',
>> has_strings = 1 '\001', stringstream_size = 746, handlestream_size =
>> 158,
>> common_size = 45, num_unknown_bits = 0, unknown_bits = 0x0}
>> (gdb) p o[i].tio.object.tio.LAYOUT.EXTMIN
>> $2 = {x = 0, y = 0, z = 0}
>> (gdb) p o[i].tio.object.tio.LAYOUT.EXTMAX
>> $3 = {x = 0, y = 0, z = 0}
>> (gdb)
>>
>> Both points are listed as 0,0,0.
>>
>> When I convert to DXF using dwg2dxf, the points are listed correctly
>> under the Environment variables:
>>
>>
>> $EXTMIN
>> 10
>> 101373.469907292
>> 20
>> -23953.65815822024
>> 30
>> 0
>> 9
>> $EXTMAX
>> 10
>> 141388.5211430994
>> 20
>> 4944.114768079045
>> 30
>> 0
>>
>> Paperspace Layouts are produced correctly, though:
>>
>> (gdb) p o[i]
>> $4 = {size = 431, address = 896082, type = 82, index = 2629,
>> fixedtype = DWG_TYPE_LAYOUT, name = 0x7ffff7c1b514 "LAYOUT",
>> dxfname = 0x7ffff7c1b514 "LAYOUT", supertype = DWG_SUPERTYPE_OBJECT,
>> tio = {
>> entity = 0x5555558ce170, object = 0x5555558ce170}, handle = {
>> code = 0 '\000', size = 3 '\003', value = 932859, is_global = 0
>> '\000'},
>> parent = 0x5555555590a0 <dwg>, klass = 0x0, bitsize = 3188,
>> bitsize_pos = 10, hdlpos = 3188, was_bitsize_set = 0 '\000',
>> has_strings = 1 '\001', stringstream_size = 1162, handlestream_size =
>> 260,
>> common_size = 655, num_unknown_bits = 0, unknown_bits = 0x0}
>> (gdb) p o[i].tio.object.tio.LAYOUT.EXTMIN
>> $5 = {x = 970.76775149435298, y = 28.683126441395416, z = 0}
>> (gdb) p o[i].tio.object.tio.LAYOUT.EXTMAX
>> $6 = {x = 1544.767751494353, y = 433.68312644139542, z = 0}
>>
>> Is this a bug, or am I doing something wrong?
>>
>> ~ Dave
>>
>
