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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