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dwg_ac1001.ksy
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meta:
id: dwg_ac1001
title: AutoCAD r2.4 drawing (AC1001)
application: AutoCAD
file-extension:
- dwg
xref:
justsolve: DWG
mime:
- application/x-dwg
- image/vnd.dwg
pronom:
fmt: 27
wikidata: Q27863117
license: CC0-1.0
endian: le
seq:
- id: header
type: header
- id: entities
type: real_entities
size: header.entities_end - header.entities_start
- id: blocks
type: block
repeat: expr
repeat-expr: header.table_block.items
- id: layers
type: layer
repeat: expr
repeat-expr: header.table_layer.items
- id: styles
type: style
repeat: expr
repeat-expr: header.table_style.items
- id: linetypes
type: linetype
repeat: expr
repeat-expr: header.table_linetype.items
- id: views
type: view
repeat: expr
repeat-expr: header.table_view.items
- id: block_entities
type: real_entities
size: header.blocks_size
- id: todo
size-eos: true
repeat: eos
if: not _io.eof
types:
block:
seq:
- id: flag
type: block_flag
doc: BLOCK/70
- id: block_name
size: 32
type: str
encoding: ASCII
terminator: 0x00
doc: BLOCK/2
- id: u2
type: s1
- id: u3
type: s1
- id: u4
type: s1
- id: u5
type: s1
- id: u6
type: s1
block_flag:
seq:
- id: flag1
type: b1
- id: flag2
type: b1
- id: flag3
type: b1
- id: flag4
type: b1
- id: flag5
type: b1
- id: flag6
type: b1
- id: flag7
type: b1
- id: flag8
type: b1
header:
seq:
- id: magic
contents: AC1001
# [0x41, 0x43, 0x31, 0x30, 0x30, 0x31]
doc: 0x0000-0x0005, $ACADVER
- id: zeros
size: 6
- id: zero_one_or_three
type: s1
- id: unknown_3
type: s2
- id: num_sections
type: s2
- id: num_header_vars
type: s2
- id: dwg_version
type: s1
- id: entities_start
type: u4
- id: entities_end
type: u4
- id: blocks_start
type: u4
- id: blocks_size_raw
type: u4
- id: blocks_end
type: u4
- id: unknown4b
size: 2
- id: unknown4c
size: 2
- id: table_block
type: table
- id: table_layer
type: table
- id: table_style
type: table
- id: table_linetype
type: table
- id: table_view
type: table
- id: variables
type: header_variables
instances:
blocks_size_unknown:
value: (blocks_size_raw & 0xff000000) >> 24
blocks_size:
value: (blocks_size_raw & 0x00ffffff)
table:
seq:
- id: item_size
type: u2
- id: items
type: u2
- id: unknown
size: 2
- id: begin
type: u4
header_variables:
seq:
- id: insertion_base
type: point_3d
doc: 0x005e-0x0075, $INSBASE/10|20|30
- id: num_entities
type: u2
doc: 0x0076-0x0077
- id: drawing_first
type: point_3d
doc: 0x0078-0x008f, $EXTMIN/10|20|30
- id: drawing_second
type: point_3d
doc: 0x0090-0x00a7, $EXTMAX/10|20|30
- id: limits_min
type: point_2d
doc: 0x00a8-0x00b7, $LIMMIN/10|20
- id: limits_max
type: point_2d
doc: 0x00b8-0x00c7, $LIMMAX/10|20
- id: view_ctrl
type: point_3d
doc: 0x00c8-0x00da, $VIEWCTRL/10|20|30
- id: view_size
type: f8
doc: 0x00e0-0x00e7
- id: snap_mode
type: s2
doc: 0x00e8-0x00e9, $SNAPMODE
- id: snap_resolution
type: point_2d
doc: 0x00ea-0x00f9, $SNAPUNIT/10|20
- id: snap_base
type: point_2d
doc: 0x00fa-0x0109, $SNAPBASE/10|20
- id: snap_angle
type: f8
doc: 0x010a-0x0111, $SNAPANG
- id: snap_style
type: s2
doc: 0x0112-0x0113, $SNAPSTYLE
- id: snap_iso_pair
type: s2
enum: iso_plane
doc: 0x0114-0x0115, $SNAPISOPAIR
- id: grid_mode
type: s2
doc: 0x0116-0x0117, $GRIDMODE
- id: grid_unit
type: point_2d
doc: 0x0118-0x0127, $GRIDUNIT/10|20
- id: ortho_mode
type: s2
doc: 0x0128-0x0129, $ORTHOMODE
- id: regen_mode
type: s2
doc: 0x012a-0x012b, $REGENMODE
- id: fill_mode
type: s2
doc: 0x012c-0x012d, $FILLMODE
- id: qtext_mode
type: s2
doc: 0x012e-0x012f, $QTEXTMODE
- id: drag_mode
type: s2
doc: 0x0130-0x0131, $DRAGMODE
- id: linetype_scale
type: f8
doc: 0x0132-0x0139, $LTSCALE
- id: text_size
type: f8
doc: 0x013a-0x0141, $TEXTSIZE
- id: trace_width
type: f8
doc: 0x0142-0x0149, $TRACEWID
- id: celayer
type: s2
doc: 0x014a-0x014b, $CLAYER
- id: cecolor_lo
type: s4
doc: 0x014c-0x014f, $CECOLOR (2, 3, 8, 15 - default)
- id: cecolor_hi
type: s4
doc: 0x0150-0x0153, $CECOLOR (0)
- id: unknown5
type: s2
doc: 0x0154-0x0155
- id: psltscale
type: s2
doc: 0x0156-0x0157, $PSLTSCALE
- id: tree_depth
type: s2
doc: 0x0158-0x0159, $TREEDEPTH
- id: unknown6
type: s2
doc: 0x015a-0x015b
- id: unknown7
type: f8
doc: 0x015c-0x0163
- id: linear_units_format
enum: unit_types
type: s2
doc: 0x0164-0x0165, $LUNITS
- id: linear_units_precision
type: s2
doc: 0x0166-0x0167, $LUPREC
- id: axis_mode
type: s2
doc: 0x0168-0x0169, $AXISMODE
- id: axis_value
type: point_2d
doc: 0x016a-0x0179, $AXISUNIT/10|20
- id: sketch_increment
type: f8
doc: 0x017a-0x0181, $SKETCHINC
- id: fillet_radius
type: f8
doc: $FILLETRAD
- id: units_for_angles
enum: units_for_angles
type: s2
doc: $AUNITS
- id: angular_precision
type: s2
doc: $AUPREC
- id: text_style_index
type: s2
doc: 0x018e-0x018f, $TEXTSTYLE (index)
- id: osnap_mode
enum: osnap_modes
type: s2
doc: 0x0190-0x0191, $OSMODE
- id: att_mode
enum: attributes
type: u2
doc: 0x0192-0x0193, $ATTMODE
- id: menu
size: 15
type: str
encoding: ASCII
terminator: 0x00
doc: 0x0194-0x01a2, $MENU
- id: dim_scale
type: f8
doc: 0x01a3-0x01aa, $DIMSCALE
- id: dim_arrowhead_size
type: f8
doc: $DIMASZ
- id: dim_extension_line_offset
type: f8
doc: $DIMEXO
- id: dim_baseline_spacing
type: f8
doc: $DIMDLI
- id: dim_extension_line_extend
type: f8
doc: $DIMEXE
- id: dim_maximum_tolerance_limit
type: f8
doc: 0x01cb-0x01d2, $DIMTP
- id: dim_minimum_tolerance_limit
type: f8
doc: 0x01d3-0x01da, $DIMTM
- id: dim_text_height
type: f8
doc: 0x01db-0x01e2, $DIMTXT
- id: dim_center_mark_control
type: f8
doc: 0x01e3-0x01ea, $DIMCEN
- id: dim_oblique_stroke_size
type: f8
doc: 0x01eb-0x01f2, $DIMTSZ
- id: dim_tolerances
type: s1
doc: 0x01f3, $DIMTOL
- id: dim_limits_default_text
type: s1
doc: 0x01f4, $DIMLIM
- id: dim_text_ext_inside_line_position
type: s1
doc: 0x01f5, $DIMTIH
- id: dim_text_ext_outside_line_position
type: s1
doc: 0x01f6, $DIMTOH
- id: dim_extension_line_first_suppress
type: s1
doc: 0x01f7, $DIMSE1
- id: dim_extension_line_second_suppress
type: s1
doc: 0x01f8, $DIMSE2
- id: dim_text_vertical_position
type: s1
doc: 0x01f9, $DIMTAD
- id: limits_check
enum: limits_check
type: s2
doc: 0x01fa-0x01fb, $LIMCHECK
- id: unknown10
size: 45
- id: elevation
type: f8
doc: 0x0229-0x0230, $ELEVATION
- id: thickness
type: f8
doc: 0x0231-0x0238, $THICKNESS
- id: view_point
type: point_3d
doc: 0x0239-0x0251, $VIEWDIR/10|20|30
- id: unknown_repeating
type: unknown_repeating
doc: 0x0252-0x02e0
- id: unknown29
type: s2
doc: 0x02e1-0x02e2
- id: blip_mode
type: s2
doc: 0x02e3-0x02e4, $BLIPMODE
- id: dim_suppression_of_zeros
type: s1
doc: 0x02e5, $DIMZIN
- id: dim_rounding
type: f8
doc: 0x02e6-0x02ed, $DIMRND
- id: dim_extension_line_extend2
type: f8
doc: 0x02ee-0x02f5, $DIMDLE
- id: dim_arrowhead_block
size: 32
type: str
encoding: ASCII
terminator: 0x00
doc: $DIMBLK
- id: unknown30
type: s1
- id: circle_zoom_percent
type: s2
doc: 0x0317-0x0318
- id: coordinates
enum: coordinates
type: s2
doc: 0x0319-0x031a, $COORDS
- id: cecolor
enum: cecolor
type: s2
doc: 256d - bylayer, 0d - byblock, other index (1-255), $CECOLOR
- id: current_linetype
type: s2
doc: 256d - bylayer, 255d - byblock, other index, $CELTYPE
- id: create_date_days
type: u4
doc: $TDCREATE/days
- id: create_date_ms
type: u4
doc: $TDCREATE/ms
- id: update_date_days
type: u4
doc: $TDUPDATE/days
- id: update_date_ms
type: u4
doc: $TDUPDATE/ms
- id: total_editing_time_days
type: u4
doc: $TDINDWG/days
- id: total_editing_time_ms
type: u4
doc: $TDINDWG/ms
- id: user_elapsed_timer_days
type: u4
doc: $TDUSRTIMER/days
- id: user_elapsed_timer_ms
type: u4
doc: $TDUSRTIMER/ms
- id: user_timer
type: s2
doc: 0x033f-0x0340, $USRTIMER
- id: fast_zoom
type: s1
doc: 0x0341, $FASTZOOM
- id: unknown33
size: 1
- id: sketch_type
type: s1
doc: 0x0343, $SKPOLY
- id: unknown33b
size: 7
- id: unknown34
type: f8
- id: angle_base
type: f8
doc: 0x0353-0x035a, $ANGBASE
- id: angle_direction
enum: angle_direction
type: s2
doc: 0x035b-0x035c, $ANGDIR
instances:
create_date:
value: create_date_days + (create_date_ms / 86400000.0)
update_date:
value: update_date_days + (update_date_ms / 86400000.0)
unknown_repeating:
seq:
- id: unknown_repeating1
type: f8
- id: unknown_repeating2
type: f8
- id: unknown_repeating3
type: f8
- id: unknown_repeating4
type: f8
- id: unknown_repeating5
type: f8
- id: unknown_repeating6
type: f8
- id: unknown_repeating7
type: f8
- id: unknown_repeating8
type: f8
- id: unknown_repeating9
type: f8
- id: unknown_repeating10
type: f8
- id: unknown_repeating11
type: f8
- id: unknown_repeating12
type: f8
- id: unknown_repeating13
type: f8
- id: unknown_repeating14
type: f8
- id: unknown_repeating15
type: f8
- id: unknown_repeating16
type: f8
- id: unknown_repeating17
type: f8
- id: unknown_repeating18
type: f8
entity:
seq:
- id: entity_type
type: s1
enum: entities
- id: data
type:
switch-on: entity_type
cases:
'entities::arc': entity_arc
'entities::attdef': entity_attdef
'entities::attrib': entity_attrib
'entities::block_begin': entity_block_begin
'entities::block_end': entity_block_end
'entities::insert': entity_insert
'entities::circle': entity_circle
'entities::dim': entity_dim
'entities::face3d': entity_face3d
'entities::line': entity_line
'entities::line3d': entity_line3d
'entities::point': entity_point
'entities::polyline': entity_polyline
'entities::polyline2': entity_polyline
'entities::seqend': entity_seqend
'entities::shape': entity_shape
'entities::solid': entity_solid
'entities::text': entity_text
'entities::trace': entity_trace
'entities::vertex': entity_vertex
_: entity_tmp
entity_mode:
seq:
- id: entity_xdata
type: b1
- id: entity_xref_resolved
type: b1
- id: entity_xref_ref
type: b1
- id: entity_xref_dep
type: b1
- id: entity_thickness_flag
type: b1
- id: entity_elevation_flag
type: b1
- id: entity_linetype_flag
type: b1
- id: entity_color_flag
type: b1
entity_common:
seq:
- id: entity_mode
type: entity_mode
- id: entity_size
type: s2
- id: entity_layer_index
type: s1
- id: flag1
type: s1
- id: opt2_128
type: b1
- id: opt2_64
type: b1
- id: opt2_32
type: b1
- id: opt2_16
type: b1
- id: opt2_8
type: b1
- id: opt2_4
type: b1
- id: opt2_2
type: b1
- id: opt2_1
type: b1
- id: opt3_128
type: b1
- id: opt3_64
type: b1
- id: opt3_32
type: b1
- id: opt3_16
type: b1
- id: opt3_8
type: b1
- id: opt3_4
type: b1
- id: opt3_2
type: b1
- id: opt3_1
type: b1
- id: entity_color
type: s1
if: entity_mode.entity_color_flag
- id: entity_linetype_index
type: s1
if: entity_mode.entity_linetype_flag
- id: entity_elevation
type: f8
if: entity_mode.entity_elevation_flag
- id: entity_thickness
type: f8
if: entity_mode.entity_thickness_flag
entity_arc:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
doc: ARC/10
- id: y
type: f8
doc: ARC/20
- id: radius
type: f8
doc: ARC/40
- id: angle_from
type: f8
doc: ARC/50
- id: angle_to
type: f8
doc: ARC/51
entity_attdef:
seq:
- id: entity_common
type: entity_common
- id: start_point
type: point_2d
doc: ATTDEF/10|20
- id: height
type: f8
doc: ATTDEF/40
- id: default_size
type: s2
- id: default
size: default_size
type: str
encoding: ASCII
terminator: 0x00
doc: ATTDEF/1
- id: prompt_size
type: s2
- id: prompt
size: prompt_size
type: str
encoding: ASCII
terminator: 0x00
doc: ATTDEF/3
- id: tag_size
type: s2
- id: tag
size: tag_size
type: str
encoding: ASCII
terminator: 0x00
doc: ATTDEF/2
- id: flags
type: attdef_flags
doc: ATTDEF/70
- id: rotation_angle_in_radians
type: f8
if: entity_common.opt2_2
doc: ATTDEF/50
- id: width_scale_factor
type: f8
if: entity_common.opt2_4
doc: ATTDEF/41
- id: unknown_index
type: u1
if: entity_common.opt2_16
- id: flags2
type: attdef_flags2
if: entity_common.opt2_64
doc: ATTDEF/72
- id: end_point
type: point_2d
if: entity_common.opt2_128
doc: ATTDEF/11|21
entity_attrib:
seq:
- id: entity_common
type: entity_common
- id: u1
type: f8
- id: u2
type: f8
- id: u3
type: f8
- id: size
type: s2
- id: text
size: size
- id: size2
type: s2
- id: text2
size: size2
- id: u4
size: 1
- id: u5
type: f8
if: entity_common.opt2_2
- id: horiz_alignment
type: u1
if: entity_common.opt2_64
- id: aligned_to
type: point_2d
if: entity_common.opt2_128
doc: ATTRIB/11|21
entity_block_begin:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
- id: y
type: f8
entity_block_end:
seq:
- id: entity_common
type: entity_common
entity_insert:
seq:
- id: entity_common
type: entity_common
- id: block_index
type: s2
doc: INSERT/2
- id: x
type: f8
doc: INSERT/10
- id: y
type: f8
doc: INSERT/20
- id: x_scale
type: f8
if: entity_common.opt2_1
doc: INSERT/41
- id: y_scale
type: f8
if: entity_common.opt2_2
doc: INSERT/42
- id: rotation_angle_in_radians
type: f8
if: entity_common.opt2_4
doc: INSERT/50
- id: z_scale
type: f8
if: entity_common.opt2_8
doc: INSERT/43
- id: columns
type: u2
if: entity_common.opt2_16
doc: INSERT/70
- id: rows
type: u2
if: entity_common.opt2_32
doc: INSERT/71
- id: column_spacing
type: f8
if: entity_common.opt2_64
doc: INSERT/44
- id: row_spacing
type: f8
if: entity_common.opt2_128
doc: INSERT/45
entity_circle:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
doc: CIRCLE/10
- id: y
type: f8
doc: CIRCLE/20
- id: radius
type: f8
doc: CIRCLE/40
entity_dim:
seq:
- id: entity_common
type: entity_common
- id: block_index
type: s2
- id: dimension_line_defining_point
type: point_2d
doc: DIMENSION/10|20
- id: default_text_position
type: point_2d
doc: DIMENSION/11|21
- id: unknown1
type: u1
if: entity_common.opt2_2
doc: DIMENSION/70
- id: text_size
type: s2
if: entity_common.opt2_4
- id: text
size: text_size
if: entity_common.opt2_4
doc: DIMENSION/1
- id: extension_defining_point1
type: point_2d
if: entity_common.opt2_8
doc: DIMENSION/13|23
- id: extension_defining_point2
type: point_2d
if: entity_common.opt2_16
doc: DIMENSION/14|24
- id: defining_point
type: point_2d
if: entity_common.opt2_32
doc: DIMENSION/15|25
- id: dimension_line_arc_definition_point
type: point_2d
if: entity_common.opt2_64
- id: rotation_in_radians
type: f8
if: entity_common.opt3_1
entity_face3d:
seq:
- id: entity_common
type: entity_common
entity_line:
seq:
- id: entity_common
type: entity_common
- id: x1
type: f8
doc: LINE/10
- id: y1
type: f8
doc: LINE/20
- id: x2
type: f8
doc: LINE/11
- id: y2
type: f8
doc: LINE/21
entity_line3d:
seq:
- id: entity_common
type: entity_common
- id: x1
type: f8
doc: 3DLINE/10
- id: y1
type: f8
doc: 3DLINE/20
- id: z1
type: f8
if: entity_common.opt2_1
doc: 3DLINE/30
- id: x2
type: f8
doc: 3DLINE/11
- id: y2
type: f8
doc: 3DLINE/21
- id: z2
type: f8
if: entity_common.opt2_2
doc: 3DLINE/31
entity_tmp:
seq:
- id: entity_mode
type: entity_mode
- id: entity_size
type: s2
- id: xxx
size: entity_size - 4
entity_point:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
doc: POINT/10
- id: y
type: f8
doc: POINT/20
entity_polyline:
seq:
- id: entity_common
type: entity_common
- id: closed
type: u1
if: entity_common.opt2_1
doc: POLYLINE/66
- id: x
type: f8
if: entity_common.opt2_2
doc: POLYLINE/40
- id: y
type: f8
if: entity_common.opt2_4
doc: POLYLINE/41
entity_seqend:
seq:
- id: entity_common
type: entity_common
- id: unknown
size: 4
entity_shape:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
- id: y
type: f8
- id: height
type: f8
- id: item_num
type: u1
- id: angle
type: f8
if: entity_common.opt2_1
- id: load_num
type: u1
entity_solid:
seq:
- id: entity_common
type: entity_common
- id: from
type: point_2d
- id: from_and
type: point_2d
- id: to
type: point_2d
- id: to_and
type: point_2d
entity_text:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
doc: TEXT/10
- id: y
type: f8
doc: TEXT/20
- id: height
type: f8
doc: TEXT/40
- id: size
type: s2
- id: value
size: size
type: str
encoding: ASCII
terminator: 0x00
doc: TEXT/1
- id: angle
type: f8
if: entity_common.opt2_1
doc: TEXT/50
- id: width_factor
type: f8
if: entity_common.opt2_2
doc: TEXT/41
- id: obliquing_angle
type: f8
if: entity_common.opt2_4
doc: TEXT/51
- id: style_index
type: u1
if: entity_common.opt2_8
doc: TEXT/7
- id: generation
type: generation_flags
if: entity_common.opt2_16
doc: TEXT/71
- id: type
enum: text_type
type: u1
if: entity_common.opt2_32
doc: TEXT/72
- id: aligned_to
type: point_2d
if: entity_common.opt2_64
doc: TEXT/11|21
entity_trace:
seq:
- id: entity_common
type: entity_common
- id: from
type: point_2d
- id: from_and
type: point_2d
- id: to
type: point_2d
- id: to_and
type: point_2d
entity_vertex:
seq:
- id: entity_common
type: entity_common
- id: x
type: f8
doc: VERTEX/10
- id: y
type: f8
doc: VERTEX/20
- id: width
type: f8
if: entity_common.opt2_1
- id: bulge
type: f8
if: entity_common.opt2_4
doc: VERTEX/42
- id: unknown_in_radians
type: f8
if: entity_common.opt2_16
doc: VERTEX/50
attdef_flags: