Table Of Content

GDL Reference Guide ® GRAPHISOFT Visit the GRAPHISOFT website at http://www.graphisoft.com for local distributor and product availability information. GDL Reference Guide Copyright© 2012 by GRAPHISOFT, all rights reserved. Reproduction, paraphrasing or translation without express prior written permission is strictly prohibited. Trademarks ® ArchiCAD is a registered trademark and PlotMaker, Virtual Building and GDL are trademarks of GRAPHISOFT. All other trademarks are the property of their respective holders. Introduction Introduction This manual is a complete reference to the GRAPHISOFT's proprietary scripting language, GDL (Geometric Description Language). The manual is recommended for those users who wish to expand on the possibilities presented by the construction tools and object libraries in GRAPHISOFT software. It gives a detailed description of GDL, including syntax definitions, commands, variables, etc. GDL Reference Guide iii GDL Reference Guide Table of Contents General Overview ........................................................................................................................................................... 1 Starting Out .......................................................................................................................................................... 1 Scripting ............................................................................................................................................................... 1 3D Generation ....................................................................................................................................................... 7 GDL Syntax ................................................................................................................................................................ 10 Rules of GDL Syntax ............................................................................................................................................ 10 Statements ........................................................................................................................................................... 10 Line ................................................................................................................................................................... 10 Label .................................................................................................................................................................. 10 Characters ........................................................................................................................................................... 10 Strings ................................................................................................................................................................ 11 Identifiers ............................................................................................................................................................ 11 Variables ............................................................................................................................................................. 11 Parameters ........................................................................................................................................................... 12 Simple Types ........................................................................................................................................................ 12 Derived Types ...................................................................................................................................................... 12 Conventions used in this book ................................................................................................................................ 13 Coordinate Transformations ............................................................................................................................................ 14 2D Transformations .............................................................................................................................................. 14 ADD2 ........................................................................................................................................................ 14 MUL2 ......................................................................................................................................................... 14 ROT2 ......................................................................................................................................................... 15 3D Transformations .............................................................................................................................................. 15 ADDX ....................................................................................................................................................... 15 ADDY ........................................................................................................................................................ 15 ADDZ ........................................................................................................................................................ 15 ADD .......................................................................................................................................................... 15 MULX ........................................................................................................................................................ 16 MULY ........................................................................................................................................................ 16 MULZ ........................................................................................................................................................ 16 GDL Reference Guide iv GDL Reference Guide MUL .......................................................................................................................................................... 16 ROTX ........................................................................................................................................................ 16 ROTY ........................................................................................................................................................ 16 ROTZ ........................................................................................................................................................ 17 ROT .......................................................................................................................................................... 17 XFORM ..................................................................................................................................................... 17 Managing the Transformation Stack .......................................................................................................................... 18 DEL .......................................................................................................................................................... 18 DEL TOP ................................................................................................................................................... 18 NTR .......................................................................................................................................................... 18 3D Shapes ................................................................................................................................................................... 20 Basic Shapes ........................................................................................................................................................ 20 BLOCK ...................................................................................................................................................... 20 BRICK ....................................................................................................................................................... 20 CYLIND ..................................................................................................................................................... 21 SPHERE ..................................................................................................................................................... 21 ELLIPS ...................................................................................................................................................... 22 CONE ........................................................................................................................................................ 23 PRISM ........................................................................................................................................................ 23 PRISM_ ...................................................................................................................................................... 24 CPRISM_ .................................................................................................................................................... 27 CPRISM_{2} ............................................................................................................................................... 28 BPRISM_ .................................................................................................................................................... 29 FPRISM_ .................................................................................................................................................... 30 HPRISM_ ................................................................................................................................................... 32 SPRISM_ .................................................................................................................................................... 33 SPRISM_{2} ................................................................................................................................................ 34 SLAB ......................................................................................................................................................... 35 SLAB_ ........................................................................................................................................................ 36 CSLAB_ ...................................................................................................................................................... 36 CWALL_ ..................................................................................................................................................... 37 BWALL_ ..................................................................................................................................................... 40 XWALL_ .................................................................................................................................................... 42 GDL Reference Guide v GDL Reference Guide XWALL_{2} ................................................................................................................................................ 45 BEAM ........................................................................................................................................................ 48 CROOF_ .................................................................................................................................................... 48 CROOF_{2} ............................................................................................................................................... 51 MESH ........................................................................................................................................................ 52 ARMC ........................................................................................................................................................ 54 ARME ........................................................................................................................................................ 55 ELBOW ...................................................................................................................................................... 55 Planar Shapes in 3D .............................................................................................................................................. 56 HOTSPOT .................................................................................................................................................. 57 HOTLINE .................................................................................................................................................. 57 HOTARC .................................................................................................................................................... 57 LIN_ .......................................................................................................................................................... 57 RECT ......................................................................................................................................................... 57 POLY ......................................................................................................................................................... 58 POLY_ ....................................................................................................................................................... 58 PLANE ...................................................................................................................................................... 59 PLANE_ ..................................................................................................................................................... 59 CIRCLE ...................................................................................................................................................... 59 ARC ........................................................................................................................................................... 60 Shapes Generated from Polylines ............................................................................................................................. 60 EXTRUDE ................................................................................................................................................. 62 PYRAMID .................................................................................................................................................. 65 REVOLVE .................................................................................................................................................. 67 REVOLVE{2} ............................................................................................................................................. 69 RULED ...................................................................................................................................................... 73 RULED{2} ................................................................................................................................................. 74 SWEEP ...................................................................................................................................................... 77 TUBE ........................................................................................................................................................ 79 TUBEA ...................................................................................................................................................... 84 COONS ...................................................................................................................................................... 86 MASS ......................................................................................................................................................... 90 POLYROOF ................................................................................................................................................ 93 GDL Reference Guide vi GDL Reference Guide EXTRUDEDSHELL ..................................................................................................................................... 97 REVOLVEDSHELL ..................................................................................................................................... 99 REVOLVEDSHELLANGULAR .................................................................................................................... 101 RULEDSHELL .......................................................................................................................................... 102 Elements for Visualization ..................................................................................................................................... 104 LIGHT ..................................................................................................................................................... 104 PICTURE .................................................................................................................................................. 108 3D Text Elements ............................................................................................................................................... 110 TEXT ....................................................................................................................................................... 110 RICHTEXT ............................................................................................................................................... 111 Primitive Elements ............................................................................................................................................... 111 VERT ....................................................................................................................................................... 112 TEVE ....................................................................................................................................................... 112 VECT ....................................................................................................................................................... 112 EDGE ...................................................................................................................................................... 113 PGON ...................................................................................................................................................... 113 PGON{2} ................................................................................................................................................. 114 PIPG ........................................................................................................................................................ 114 COOR ...................................................................................................................................................... 114 BODY ...................................................................................................................................................... 116 BASE ........................................................................................................................................................ 119 Cutting in 3D ..................................................................................................................................................... 120 CUTPLANE .............................................................................................................................................. 120 CUTPLANE{2} ......................................................................................................................................... 120 CUTPLANE{3} ......................................................................................................................................... 120 CUTPOLY ................................................................................................................................................. 123 CUTPOLYA ............................................................................................................................................... 126 CUTSHAPE ............................................................................................................................................... 129 CUTFORM ................................................................................................................................................ 129 Solid Geometry Commands ................................................................................................................................... 131 GROUP - ENDGROUP .............................................................................................................................. 135 ADDGROUP ............................................................................................................................................. 135 SUBGROUP .............................................................................................................................................. 136 GDL Reference Guide vii GDL Reference Guide ISECTGROUP ........................................................................................................................................... 136 ISECTLINES ............................................................................................................................................. 136 PLACEGROUP .......................................................................................................................................... 136 KILLGROUP ............................................................................................................................................. 136 SWEEPGROUP ......................................................................................................................................... 137 CREATEGROUPWITHMATERIAL .............................................................................................................. 138 Binary 3D .......................................................................................................................................................... 139 BINARY ................................................................................................................................................... 139 2D Shapes ................................................................................................................................................................. 140 Drawing Elements ............................................................................................................................................... 140 HOTSPOT2 ............................................................................................................................................... 140 HOTLINE2 ............................................................................................................................................... 140 HOTARC2 ................................................................................................................................................ 140 LINE2 ...................................................................................................................................................... 141 RECT2 ...................................................................................................................................................... 141 POLY2 ...................................................................................................................................................... 141 POLY2_ .................................................................................................................................................... 142 POLY2_A .................................................................................................................................................. 143 POLY2_B .................................................................................................................................................. 143 POLY2_B{2} ............................................................................................................................................. 144 POLY2_B{3} ............................................................................................................................................. 144 POLY2_B{4} ............................................................................................................................................. 145 POLY2_B{5} ............................................................................................................................................. 145 ARC2 ........................................................................................................................................................ 146 CIRCLE2 .................................................................................................................................................. 146 SPLINE2 ................................................................................................................................................... 147 SPLINE2A ................................................................................................................................................ 149 PICTURE2 ................................................................................................................................................ 150 PICTURE2{2} ........................................................................................................................................... 150 Text Element ...................................................................................................................................................... 150 TEXT2 ..................................................................................................................................................... 150 RICHTEXT2 ............................................................................................................................................. 151 Binary 2D .......................................................................................................................................................... 151 GDL Reference Guide viii GDL Reference Guide FRAGMENT2 ............................................................................................................................................ 151 3D Projections in 2D ........................................................................................................................................... 151 PROJECT2 ................................................................................................................................................ 151 PROJECT2{2} ........................................................................................................................................... 152 PROJECT2{3} ........................................................................................................................................... 154 Drawings in the List ............................................................................................................................................ 155 DRAWING2 .............................................................................................................................................. 155 DRAWING3 .............................................................................................................................................. 155 DRAWING3{2} ......................................................................................................................................... 155 DRAWING3{3} ......................................................................................................................................... 155 Graphical Editing Using Hotspots .................................................................................................................................. 157 Status Codes ............................................................................................................................................................... 164 Status Code Syntax .............................................................................................................................................. 164 Additional Status Codes ........................................................................................................................................ 165 Previous part of the polyline: current position and tangent is defined ..................................................................... 166 Segment by absolute endpoint ........................................................................................................................ 166 Segment by relative endpoint ......................................................................................................................... 166 Segment by length and direction ..................................................................................................................... 167 Tangential segment by length ......................................................................................................................... 167 Set start point ............................................................................................................................................. 168 Close polyline ............................................................................................................................................. 168 Set tangent ................................................................................................................................................. 168 Set centerpoint ............................................................................................................................................ 169 Tangential arc to endpoint ............................................................................................................................. 169 Tangential arc by radius and angle .................................................................................................................. 170 Arc using centerpoint and point on the final radius ............................................................................................ 170 Arc using centerpoint and angle ..................................................................................................................... 171 Full circle using centerpoint and radius ............................................................................................................ 171 Attributes ................................................................................................................................................................... 177 Directives ........................................................................................................................................................... 177 Directives for 3D and 2D Scripts ................................................................................................................... 177 LET ................................................................................................................................................. 177 RADIUS ............................................................................................................................................ 177 GDL Reference Guide ix GDL Reference Guide RESOL ............................................................................................................................................. 178 TOLER ............................................................................................................................................. 179 PEN ................................................................................................................................................. 180 LINE_PROPERTY ............................................................................................................................. 181 [SET] STYLE ..................................................................................................................................... 181 Directives Used in 3D Scripts Only ................................................................................................................. 181 MODEL ............................................................................................................................................ 181 [SET] MATERIAL .............................................................................................................................. 182 SECT_FILL ....................................................................................................................................... 183 SECT_ATTRS .................................................................................................................................... 183 SHADOW ......................................................................................................................................... 183 Directives Used in 2D Scripts Only ................................................................................................................. 184 DRAWINDEX ................................................................................................................................... 184 [SET] FILL ........................................................................................................................................ 184 [SET] LINE_TYPE ............................................................................................................................. 185 Inline Attribute Definition ..................................................................................................................................... 185 Materials .................................................................................................................................................... 186 DEFINE MATERIAL ......................................................................................................................... 186 DEFINE MATERIAL BASED_ON ....................................................................................................... 188 DEFINE TEXTURE ........................................................................................................................... 189 Fills .......................................................................................................................................................... 191 DEFINE FILL ................................................................................................................................... 191 DEFINE FILLA ................................................................................................................................. 195 DEFINE SYMBOL_FILL .................................................................................................................... 197 DEFINE SOLID_FILL ....................................................................................................................... 198 DEFINE EMPTY_FILL ...................................................................................................................... 199 DEFINE LINEAR_GRADIENT_FILL .................................................................................................. 199 DEFINE RADIAL_GRADIENT_FILL .................................................................................................. 199 DEFINE TRANSLUCENT_FILL .......................................................................................................... 199 DEFINE IMAGE_FILL ...................................................................................................................... 199 Line Types ................................................................................................................................................. 200 DEFINE LINE_TYPE ........................................................................................................................ 200 DEFINE SYMBOL_LINE ................................................................................................................... 200 GDL Reference Guide x

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ArchiCAD® is a registered trademark and PlotMaker, Virtual Building and GDL are trademarks of GRAPHISOFT. All other trademarks are Introduction. This manual is a complete reference to the GRAPHISOFT's proprietary scripting language, GDL (Geometric Description Language). The manual is
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ArchiCAD® is a registered trademark and PlotMaker, Virtual Building and GDL are trademarks of GRAPHISOFT. All other trademarks are Introduction. This manual is a complete reference to the GRAPHISOFT's proprietary scripting language, GDL (Geometric Description Language). The manual is

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