building 2d and 3d terrain

... purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Introduction to AutoCAD 2009 2D and 3D Design First edition A l f Ya r w o o d AMSTERDAM • BOSTON • HEIDELBERG • LONDON • NEW YORK ... tool from the Home/3D Modeling panel 221 The Chamfer and Fillet tools .224 Constructing 3D surfaces using ... Chapter 14 The modi cation of 3D models . 249 Creating 3D model libraries 250 Constructing a 3D model ...

Ngày tải lên: 24/12/2013, 17:15

... to centres and quadrants of circles and so on Object Snaps also override snap points even when snap is set on To set Object Snaps – at the command line: Command: enter os and the Drafting ... the rubber band of the tool is dragged in the direction in which the line is to be drawn and its distance in units is entered at the command line followed by a right-click . ● Line and Polyline ... command palette can be cleared from screen by entering commandlinehide at the command line To bring it back press the keys Ctrl؉9 These two operations produce a screen showing only title and...

Ngày tải lên: 24/12/2013, 17:15

... bottom-right-hand corner of the Hatch and Gradient dialog is clicked (Fig 8.10) the dialog expands to show the Island display style selections (Fig 8.11) Fig 8.10 The More Options arrow of the Hatch and ... three exercises 1, 2 and 3 are based Fig 7.25 Exercises 2 and 3 Fig 7.23 Exercises 1, 2 and 3 – an isometric drawing of... on layer Text 5 Make the layer Hatch current and add hatching ... 6.31 . Fig. 6.31 Exercise 5 and intersection and using the lines as in Fig. 6.30 construct the stars as shown using a polyline of width ϭ 3. Next erase Dimensions and Text Please purchase PDF...

Ngày tải lên: 24/12/2013, 17:15

... Example Polysolid and the Polyline forms (Fig 12.8) 2D outlines suitable for 3D models When constructing 2D outlines suitable as a basis for constructing some forms of 3D model, select ... watermark. [...]... construction of 3D solid models using tools from the Home /3D Modeling panel; 3 to give examples of 2D outlines suitable as a basis for the construction of 3D solid models; 4 to ... layouts to be created and saved for new templates. 3D Studio – allows the insertion of images constructed in the Autodesk software 3D Studio from fi les with the format *.3ds . Please purchase...

Ngày tải lên: 21/01/2014, 23:20

... using the 3D Array tool 5 3D models can be mirrored in 3D space using the 3D Mirror tool 6 3D models can be rotated in 3D space using the 3D Rotate tool 7 3D models can be cut into ... the same 3D model of a bowl as for the last example Call the 3D Rotate tool from the 3D Operations sub-menu of the Modify dropdown menu The command line shows: Command: pick 3D Rotate ... allow the 3D model to position along the two... examples of the use of the tools from the Home/Solid Editing panel: ● 3D Array – Rectangular and Polar 3D arrays ● 3D Mirror ● 3D Rotate...

Ngày tải lên: 21/01/2014, 23:20

... the command line enter 3dorbit . The command line shows: Command: 3dorbit Press ESC or ENTER to exit, or right-click to display the shortcut menu. Right-click anywhere on screen and the 3dorbit ... Saving and opening 3D model drawings 3D model drawings are saved and/ or opened in the same way as are 2D drawings To save a drawing click Save As… in the File drop-down menu and save ... small library of building symbols 3D Models of buildings Details of shapes and dimensions for the first two examples are taken from the drawings of the building and its extension at 44 Ridgeway...

Ngày tải lên: 21/01/2014, 23:20

... 18.18 Second example – 3D models Fig 18.19 Third example – 3D models – details of shapes and sizes Fig 18.20 Third example – 3D models 2 Top Move the 60 extrusion and the 10 extrusion ... composed of three parts – a base, an arm and a pin. Construct a 3D model of the assembled device and add Fig. 17.38 Exercise 4 – details of shapes and sizes Introduction to AutoCad 2009 Please ... shown in the drawing, construct an assembled 3D model of the lathe steady. When the 3D model has been completed, add suitable lighting and materials and render the model ( Fig. 17.44 ). Introduction...

Ngày tải lên: 21/01/2014, 23:20

... 2D Annotation and Drafting workspace, 26 2D coordinates, 14 2D Drafting & Annotation, 4, 89 2D objects in 3D space, 330 2D outlines for 3D, 214 2D tools, 398 2P circles, 33 3D ... 255 3D coordinates, 15 3D DYN, 64 3D Mirror tool, 257 3D model 252 3D models of buildings, 308 3D model libraries, 250 3D Modeling workspace, 4, 210, 274 3D Navigate, 335 3D ... 3D models without constraint 3Dmesh – Creates a 3D mesh in 3D space 3Dmove – Shows a 3D move icon 3Dorbit (3do) – Allows a continuous movement and other methods of manipulation of 3D...

Ngày tải lên: 21/01/2014, 23:20

... walkthroughs in any 3D plane 3Dforbit – controls the viewing of 3D models without constraint 3Dmesh – Creates a 3D mesh in 3D space 3Dmove – Shows a 3D move icon 3Dorbit (3do) – Allows a continuous ... 26 2D coordinates , 14 2D Drafting & Annotation , 4 , 89 2D objects in 3D space , 330 2D outlines for 3D , 214 2D tools , 398 2P circles , 33 3D Array tool , 254 , 255 3D coordinates ... coordinates , 15 3D DYN , 64 3D Mirror tool , 257 3D model 252 3D models of buildings , 308 3D model libraries , 250 3D Modeling workspace , 4 , 210 , 274 3D Navigate , 335 3D Objects...

Ngày tải lên: 21/01/2014, 23:20

... {D3D, V3D, D2D, V2D} and (RCd + Pd ) RV d CD3D = d∈{w,l,h} 2 RDd d∈{w,l,h} (20) Page 13 of 21 CV3D = MPV + PV + RCV , 3.0 (21) CD2D = Rvalid2D · RCW + RCH , 2 (22) CV2D = Rvalid2D · RCVX + ... RV3D = Rva1id3D RV x (tc )+RV y (tc ) 2 with RV x (tc ) , and RV y (tc ) the mean visual reliabilities for 3D position coordinates x, and y, respectively Measures CD2D , CD3D , CV2D , and ... as D3D, {x, y} as V3D, {W, L} as D2D, and {X, Y} as V2D), weighted by a joint reliability measure for each group, as presented in Equation (19) Rk Ck pm = k∈K (19) Rk k∈K with K = {D3D, V3D,...

Ngày tải lên: 20/06/2014, 21:20

... right of the origin and 50 units above the origin The point x,y ϭ 10 0,Ϫ50 is 10 0 units to the left of the origin and 50 points below the origin Fig 1. 18 shows some 2D coordinate points ... AutoCAD 2008 13 Fig 1. 18 The 2D coordinate points in the AutoCAD coordinate system 3D coordinates include a third coordinate...x Contents 20 Internet tools and Help Aim of this chapter ... tooltips in the Draw and Modify toolbars (Fig 1. 7) If a small arrow is included at the bottom right-hand corner of a tool icon, when the cursor is placed over the icon and the pick button...

Ngày tải lên: 09/08/2014, 11:20

... Offset 3 times by 5 Offset by 10 Offset inside and outside... command line shows: Fig 5 .37 The Join tool icon from the 2D Draw control panel Command: _join Select source object: Select objects ... added to polyline Command: right-click JOIN Select... Command: Fig 5.28 The Scale tool icon from the 2D Draw control panel 3 Repeat for the other two drawings 3 and 4 scaling to the ... Modify toolbar in the 2D Classic AutoCAD workspace,... 45 Command: And the first copy rotates through the specified angle Fig 5.26 The Rotate tool icon from the 2D Draw control panel...

Ngày tải lên: 09/08/2014, 11:20

... – the AutoCAD SHX fonts and the Windows True Type fonts The ITALIC, ROMAND, ROMANS and STANDARD styles shown in Fig 6.33 are AutoCAD text fonts The TIMES and ARIAL styles are Windows... ... right-click Dim: right-click And the 50 and 140 horizontal dimensions are added to the outline. 3. Continue to add the right-hand 50 dimension. Then when the com- mand line shows: Dim: enter ve ... and below 220 120 Chamfer 10 × 10 140 60 10 25 ∅10 Fig 6 .43 Exercise 2 R20 25 R10 3 Construct two polygons as in Fig 6 .44 and add all diagonals Set osnaps endpoint and intersection and...

Ngày tải lên: 09/08/2014, 11:20

... Subtract tool icon in the 3D Make control panel The command line shows: Command: _subtract Select solids and regions to subtract from... Command: 3 Call the Cylinder tool and construct another ... tool icon in the 3D Make control panel and subtract the smaller cylinder from the union The Chamfer and. .. and Fillet tools The Chamfer and Fillet tools from the 2D Draw control panel ... radius 35 and height 120 4 Place in the Southwest Isometric view and Zoom to 1 5 Click the Union tool icon in the 3D Make control panel and form a union of the larger cylinder and the...

Ngày tải lên: 09/08/2014, 11:20

... can be constructed in 3D space using the 3D Array tool 5 3D models can be mirrored in 3D space using the Mirror 3D tool 6 3D models... drawing of Fig 15.25) and with the Revolve ... of radius 30 and height 25 and another of radius 25 and height 60 central to the lower part of the 3D solid so far formed Place the screen in the 3D Navigate/Top view and with the ... 6:53 PM Page 225 [...]... Rectangular and Polar 3D arrays Mirror 3D Rotate 3D 4 To give examples of the use of the Section Plane tool from the 3D Make control panel 5 To give examples...

Ngày tải lên: 09/08/2014, 11:20

... exploded and rendered 3D model Fig 16.26 The right-click menu of the 3dorbit tool Example – 3D Orbit (Fig 16. 28) This... – 2D outlines in 3D space Second example – 2D outlines in 3D ... DASHBOARD – 3D Make, Layers, Visual Styles, Lights, Materials, Render and 3D Navigate. 3. Click the arrow to the right of the Visual Styles field in the Visual Styles control panel and select 3D Wireframe ... control panel and have indicated other methods of rotating the model in 3D space and placing the model in other viewing positions using the Vpoint Presets dialog and the 3dorbit tool 277...

Ngày tải lên: 09/08/2014, 11:20

... disk, 44 3D Array tool, 236 3D blocks, 231 3D coordinates, 13 3D model libraries, 231 3D model views, 243 3D Modeling workspace, 4 3D modelling, 195 3D models, 220, 234, 333 3D Navigate ... 3D tools 3darray – Creates an array of 3D models in 3D space 3dface (3f) – Creates a 3- or 4-sided 3D mesh behind which other features can be hidden 3dmesh – Creates a 3D mesh in 3D ... Navigate control panel, 198, 202 3D Orbit tool, 268 3D Space, 277 3D Studio, 169 3D Surfaces, 210, 248 3D template, 254 3D tools, 196 3D Views, 5 3D Wireframe,... 348 Introduction...

Ngày tải lên: 09/08/2014, 11:20

... THERMAL TRANSPORT IN 2D AND 3D NANOSCALE PHONONIC CRYSTALS YANG LINA NATIONAL UNIVERSITY OF SINGAPORE 2014 THERMAL TRANSPORT IN 2D AND 3D NANOSCALE PHONONIC CRYSTALS YANG ... conductivity of two-dimensional (2D) and three-dimensional (3D) nanoscale PnCs and understanding the underlying physical mechanism. Moreover, the electronic properties of nanoscale 3D PnCs with spherical ... is important for understanding and engineering the thermal transport in materials, many theoretical and experimental works... studied by Volz and Chen[60] and experimentally found...

Ngày tải lên: 09/09/2015, 11:26

... 2D AND 3D TERAHERTZ METAMATERIALS: DESIGN, FABRICATION, AND CHARACTERIZATION CHEN ZAICHUN NATIONAL UNIVERSITY OF SINGAPORE 2011 2D AND 3D TERAHERTZ METAMATERIALS: DESIGN, FABRICATION, AND ... Two different 3D multi-layer metamaterials were made to achieve (1) enhanced resonance up to 10,000 times and (2) broadband resonance with the spectral bandwidth up to 0.38 THz 3D metamaterials ... Hong, and S A Maier, Opt Express, 19, 14653 (2011) 129 Chapter Conclusions and Future Work 8.1 Conclusions In this thesis, the design, fabrication, and characterization of two-dimensional (2D) and...

Ngày tải lên: 10/09/2015, 08:40

... CURRENT OVER FIXED 2D AND 3D BOTTOM ROUGHNESS ARLENDENOVEGA SATRIA NEGARA NATIONAL UNIVERSITY OF SINGAPORE 2009 EXPERIMENTAL STUDY OF TURBULENT CURRENT OVER FIXED 2D AND 3D BOTTOM ROUGHNESS ARLENDENOVEGA ... combined wave and currents over a movable bed. A number of experiments and numerical models on estimating the bed roughness (e.g. Drake et.al [1992], Barrantes and Madsen [2000], Andersen and Faraci ... Mathisen and Madsen (1996a and 1996b) and Barrantes & Madsen (2000) which are mainly focused on investigating bottom roughness experienced by currents over a fixed rippled bed in 4 the presence and/or...

Ngày tải lên: 05/10/2015, 22:15