surface reconstruction and geometric modeling for digital prosthesis design

... solid modeling engines in the market are the Parasolid® and the ACIS® The standard file formats are x_t and x_b for Parasolid files and SAT for ACIS files 1.1.2 Introduction to Distributed and ... streams of geometric and solid modeling are converging because the former modeling contemplates building complete solid representations from surface patches and the latter strives to extend the geometric ... three-dimensional solid geometric modeling functionalities into the distributed and collaborative design software systems to facilitate Computer Aided Design (CAD) process and prepare geometric data for numerical...

Ngày tải lên: 07/10/2015, 10:02

... Composite Surfaces and Geometric Continuity Fairing Surfaces Recursive Subdivision Surfaces Summary for Curves and Surfaces ... motivation for it and understand it I was aiming at those individuals who will want to take the subject further in the future and this is not possible without such understanding Just learning a few formulas ... laws and regulations and therefore free for general use The publisher makes no representation, express or implied, with regard to the accuracy of the information contained in this book and cannot...

Ngày tải lên: 11/11/2013, 00:18

... detail of the design, art, and modeling of this weapon is detailed When you’re done with that, David takes you deeper and deeper into every single aspect of 2D art and 3D modeling for games The ... Nowhere but in 2D Artwork and 3D Modeling for Game Artists will you find such a complete treatise on 2D artwork and 3D modeling for games or interactive media Sincerely, André LaMothe Series Editor, ... is all about TE For the most part, the digital gaming art world encompasses a few primary categories: 2D texture and background creation, 3D modeling and animation, and level design We’ll be...

Ngày tải lên: 14/12/2013, 20:15

... format for our needs is STL Short for stereolithography, this format is used in the modeling industry for machines designed to carve an actual, physical model based on your 3D mesh The STL format ... environment for modeling, as well as other items you should consider before you begin If you’re already familiar with trueSpace and want to jump right into the modeling, go ahead and skip to ... preparation for game modeling Logically plan out the modeling attributes for the RF-9 plasma gun Build the RF-9 step-by-step using primitives and point-editing techniques Optimize the RF-9 mesh and check...

Ngày tải lên: 14/12/2013, 20:15

... bicep area and augmenting it Now for the hand—just as you did with the arm, select the face on the other side of the cuff and sweep it several times, adjusting the width to conform to a hand shape ... in 3D space and select coordinates for unwrapping Notice that the Mapping tab under the Command Panel has expanded to offer you a suite of options for unwrapping your object Click and drag the ... NURBS leg, and scale and position it and the arm—on the body Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark Modeling the Slogre Figure 4.46 Fuse the arm and leg to...

Ngày tải lên: 14/12/2013, 20:15

... Transform, Scale, and scale the group down so it isn’t so big, and then move it out of the way AM FL Y 14 Now for the feet I’d like to unwrap the feet separately since they’re awkwardly shaped and ... below this edge to make them nice and continuous (see Figure 6.21) 18 Repeat steps 16 and 17 for the other foot Figure 6.19 Repeat steps 8–11 for the other foot, and flip/align the two ® Team-Fly ... away and apply Planar mapping When finished, relax this area 22 Repeat steps 20 and 21 for the other foot 23 Align both maps and set them aside (see Figure 6.23) Figure 6.23 Cut the foot away and...

Ngày tải lên: 14/12/2013, 20:15

... artwork for the stone walls, floors, and ceilings; and wood textures for the doors, stretching racks, torches, and the like Here’s a quick guideline/overview of what you should think about before ... procedures can be mixed and matched and placed just about anywhere in a room, on an outside surface, or on an object Use this chapter to get a good feel for creating the base material for things; then, ... blend of the foreground and background colors, as shown in Figure 8.5 Figure 8.5 Apply the Clouds filter to a canvas with a bright red foreground and dark red background Filter: Foreground: Render,...

Ngày tải lên: 14/12/2013, 20:15

... texture (and the original image) is very hazy and bright, and should be adjusted before you continue Press Ctrl+L to open the Levels dialog box, and slide the Midtones slider to the right a bit, and ... can use for almost any type of rock on any planet—just try changing the foreground and background colors for different results Start a new 512 × 512-pixel RGB image Select any foreground and background ... watermark Rock and Stone Textures 233 These textures aren’t the best for making walls and whatnot, but work well when wrapped around boulders and such For more on U-V mapping and skinning objects,...

Ngày tải lên: 14/12/2013, 20:15

... textures can be hand-made, taken from photograph, and more often than not, a composite of both What I find most striking about texturing metal is how sharp and effective beveling styles and displacement ... the smearing/streaking that’s going on at the left and right edges? Crop it by clicking Image, Canvas Size, and entering 512 for both the width and height Now you have basic metal 279 NOTE You ... Merge the diamond layers, and then scale, position, and copy them to complete the pattern You might have to crop your image to make the pattern smooth and seamless For an odd-shaped repeating...

Ngày tải lên: 24/12/2013, 06:16

... skew the area for that “glass” look, choose Edit, Transform, Skew, and skew the white area up about 45 degrees or so (see Figure 8.208) Figure 8.208 Make a rectangular selection and fill it with ... check the engine’s specifications for alpha-channel colors for decals Start a new layer Enable Photoshop’s Snap and Grid features Select the Elliptical Marquee tool, and in its Options panel, type ... choose Select, Transform Selection, and scale the selection down about 100 pixels It will help to hold down Shift and Alt at the same time to make the selection scale down uniformly Press Enter...

Ngày tải lên: 24/12/2013, 06:16

... 9.59) Figure 9.59 Create two textures for the final output: one with all glows turned down or off and the red handle moved down, and one with the handle up and everything lit Please purchase PDF ... vertical lines, and apply an inner bevel to both These serve as the rails for the on/off switch 45 Make a handle using the pipe technique described earlier Round the ends of the handle and paste it ... Advanced Texturing Examples 52 Link and merge the handle’s layer and the metal binding’s layer You should now have only two layers: the bindings and drop handle on one layer, with the wooden...

Ngày tải lên: 24/12/2013, 06:16

... with all these programs open, and bounce back and forth between them as you model, U-V, and texture Figure 11.4 The dynamic link and work structure between the U-V and texturing programs you’ll ... compared to the rest of the weapon, and therefore should exhibit more signs of heat exhaustion and wear and tear Barrel The barrel is the acceleration chamber for the charged energy pellet See ... Grip The slogre’s hand is huge, and has 10-inch long nails for slashing enemies Such bulk, however, hinders his dexterity, which is why the grip and trigger are simplified and oversized The end...

Ngày tải lên: 24/12/2013, 06:16

... BEB4A0 and hex# ABA18D for the foreground and background colors for this filter) Figure 12.23 Create a toothshaped selection and use the Clouds filter to fill it with beige Burn the edges and add ... upward and give it a nice rough feel Some areas around the tail, gut, and middle are folded with a fat/muscle composition; careful dodging and burning should the trick Arms and legs The arms and ... like the underbelly of a snake You can use some dodging and burning for the forehead to enhance the fatty bulges, and apply shadowed bevels for the neck Please purchase PDF Split-Merge on www.verypdf.com...

Ngày tải lên: 24/12/2013, 06:16

... TorqueDemo.exe -show command Just pick up the shape by clicking the Load Shape button and selecting the model from the list, as in Figure 13.16 Use the W and S keys to zoom in and out, and A and D to rotate ... arm and the forearm meet, and the end of the forearm is the wrist, just after the slogre’s metal cuff Repeat Steps through for the legs (see Figure 14.27) Figure 14.26 Enable the Rubber Band ... it’ll never be quite satisfactory!) I, for one, think he needs to be more menacing and less portly And maybe his head should be elongated a bit, and his legs and arms made a bit thicker After all,...

Ngày tải lên: 24/12/2013, 06:16

... “Related Websites and Links,” for information on popular game engine sites The SDKs are usually free for download, and contain the plug-ins and instructions necessary to get you rockin’ and rollin’ ... artist is responsible for creating textures for player and object skins, as well as for maps/levels He or she should also be capable of U-V manipulation and setup for texture design Lead artist ... control bones and skin weighting, including a handful of interesting and common actions—not just running For instance, demonstrating a character running, then squatting, jumping, and landing, would...

Ngày tải lên: 24/12/2013, 06:16

... world’s leading modeling and gamedevelopment graphics package; GMAX, a new game-development platform for game and level designers; and Character Studio, a character -modeling and animation program ... source for purchasable high-quality models and plugins for trueSpace and 3D Studio MAX DigitalFlux Entertainment http://www.digitalflux.com DigitalFlux Entertainment is another good resource for ... transparency information Three dimensional See 3D TIFF Short for Tagged Image File Format A graphics file format that is highly portable across platforms and contains detailed image information Tile...

Ngày tải lên: 24/12/2013, 06:16

... 644 dummies, adding and manipulating, 575–577 Dungeons and Dragons, 18 Dust & Scratches command (Filter menu, Noise), 214 DXF (Drawing Exchange Format), 644 dynamic B-spline deformations, 69 dynamic ... Edges command (Filter menu, Stylize), 248, 422 first-person shooters, Flatten Image command (Layer menu), 201, 290 Flip Horizontal command (Edit menu, Transform), 130, 240 Flip Vertical command (Edit ... 155 Mode command (Image menu), 218 modeling programs, misconceptions about, 16 Modifier tab (Command Panel), 152 Modify commands (Select menu) Border, 252 Contract, 246, 345 Expand, 258, 406...

Ngày tải lên: 21/01/2014, 12:20

... 644 dummies, adding and manipulating, 575–577 Dungeons and Dragons, 18 Dust & Scratches command (Filter menu, Noise), 214 DXF (Drawing Exchange Format), 644 dynamic B-spline deformations, 69 dynamic ... Edges command (Filter menu, Stylize), 248, 422 first-person shooters, Flatten Image command (Layer menu), 201, 290 Flip Horizontal command (Edit menu, Transform), 130, 240 Flip Vertical command (Edit ... 155 Mode command (Image menu), 218 modeling programs, misconceptions about, 16 Modifier tab (Command Panel), 152 Modify commands (Select menu) Border, 252 Contract, 246, 345 Expand, 258, 406...

Ngày tải lên: 21/01/2014, 12:20

... Motion Pictures Anthony A Apodaca and Larry Gritz Digital Video and HDTV Algorithms and Interfaces Charles Poynton Curves and Surfaces in Geometric Modeling: Theory and Algorithms Jean Gallier Real-Time ... and Surfaces for Geometric Modeling Ron Goldman Non-Photorealistic Computer Graphics: Modeling, Rendering, and Animation Thomas Strothotte and Stefan Schlechtweg Curves and Surfaces for CAGD: A ... Ken Perlin, and Steven Worley Geometric Tools for Computer Graphics Philip Schneider and David Eberly Understanding Virtual Reality: Interface, Application, and Design William Sherman and Alan Craig...

Ngày tải lên: 01/06/2014, 01:06