3d textures and projections
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Mobile 3D Graphics with OpenGL ES and M3G
Ngày tải lên :
03/11/2012, 11:23
... Begin and End is odd, the
final vertex is ignored.
Version 1.5 - October 30, 2003
6 CHAPTER 2. OPENGL OPERATION
Finally, command names, constants, and types are prefixed in the GL (by gl,
GL , and ... sizes (values per vertex) and data types.
present). For type the values BYTE, SHORT, INT, FLOAT, and DOUBLE indicate
types byte, short, int, float, and double, respectively; and the values
UNSIGNED ... variation, we adopt a notation for describing commands
and their arguments.
GL commands are formed from a name followed, depending on the particular
command, by up to 4 characters. The first character...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P1 pptx
Ngày tải lên :
14/12/2013, 20:15
... walls, floors, and other 3D objects
that give them the illusion of realism and a graphics tablet makes hand-painting
them much easier, since it’s much more like working with pen and paper.
Also, ... making graphics and animations. Your
card should have a high-end processor and as much memory as you can
afford—games store their textures and graphics in this lightning-fast mem-
ory, and without ... you can take Half-Life
and build your own 3D game world
using all of its models, textures,
sprites, and animations, as well as your
own.The models and textures demon-
strated throughout this book...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P2 docx
Ngày tải lên :
14/12/2013, 20:15
... the model’s dimensions and poly count, and build reference plane.
2. Build the muzzle.
3. Build the barrel.
4. Build the grip.
5. Build the hoops and hose.
6. Optimize and triangulate.
7. Export ... above the grip and trigger? That’s the
removable pellet clip, holding up to 100 rounds of static energy pulse modules
that, when activated by the trigger, bolt forward and begin expanding along ... quick preview, Figures 4.2 and 4.3 show the slogre sketches that you’ll
be working from to create the slogre character, as devised by me and my sketch-
artist friend and colleague, Lars Ricaldi....
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P3 doc
Ngày tải lên :
14/12/2013, 20:15
... model 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 ... open faces, and the
like, and fix them on-the-fly.
Figure 5.13
Importing the
RF9.stl file in 3D
Studio Max.
TIP
If you’re new to 3D Studio
Max, or need some guidance
using it, see the 3D Studio
Max ... way
to handle this one is to create only half of it since this beast is basically symmetrical.
If you were to union the legs and arms to both sides of the object and then opti-
mize it in 3D Studio...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P4 doc
Ngày tải lên :
14/12/2013, 20:15
... Faces option, and create another rectangular selection
around the hand. Do this in the 3D view, and not in the Material view. That
way, you’ll get all the points on the back of the hand and not on ... Max and
the slogre model open during this entire procedure).
15. When the update is complete, switch to 3D Studio Max and expand the
Editable Mesh item in the Modifier stack. Select Edge and, ... wrongfully selected in the thumb and arm (see
Figure 6.29), and cut the selection away.
9. Once the back side of the hand is cut
away, move it next to the other side
of the hand so you can work on both
(see...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P5 pdf
Ngày tải lên :
14/12/2013, 20:15
... watermark.
Seamless Textures
Seamless textures are an art form in themselves. I don’t think there’s a 3D video
game out there that doesn’t have hundreds of seamless textures that is, textures
that ... it look real and not
flat. Alpha channels can be used extensively in this respect to give textures
realism.
■
Edges of objects within my textures usually have a 3D look. Beveling and
embossing ... techniques
that normally go into most textures.
Here’s a quick recap of some of the things
that went into this texture, and that comprise
most textures I create:
■
My textures almost always have some...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P6 docx
Ngày tải lên :
14/12/2013, 20:15
... Edit,
Preferences, Units and Rulers, and change both Rulers and Type to Pixels. Then,
under Edit, Preferences, Guides and Grid, change Gridlines to every 21 pixels, and
Subdivisions to 1. I had ... Transform, Rotate. Then press and hold down
the Shift key and rotate the channel 45 degrees (see Figure 8.97).
16. Enable Photoshop’s Snap and Grid functions.
259
Rock and Stone Textures
Figure 8.96 The
completed ... you’ll understand when we’re finished.
1. With the sandstone texture you just created (which should include the Alpha
displacement channel), click Image, Image Size, and change the Width and
Height...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P7 ppt
Ngày tải lên :
24/12/2013, 06:16
... other textures you’ve made, metal 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 ... channel’s
selection and apply
the Gaussian Blur fil-
ter again. Copy and
paste this selection
into the Layers
palette.
Figure 8.185
Desaturate the layer,
and adjust the levels
and curves. Add a
drop shadow and ... Figure 8.122).
275
Rock and Stone Textures
Figure 8.121
Invert the selection
and enter Quick
Mask mode. Apply
the Spatter filter to
chop it up.
Figure 8.122
Apply the Noise and
Craquelure filters...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P8 doc
Ngày tải lên :
24/12/2013, 06:16
... edge
looks three-dimensional and chopped up (see Figure 8.202).
329
. . . And the Rest
Figure 8.202
Apply a drop shadow
to the top boards,
and cut up the edge
to complete the 3D
effect.
Figure 8.201 ... wood.
21. Rasterize the type and cut out a selection where the gap between the boards
exists (see Figure 8.205).
331
. . . And the Rest
Figure 8.204
Add rivets to the
binder, and copy the
binder to ... shadows and other adjustments later.
25. Let’s add a drop handle to the top-center of the door. You can do this in
several ways—some people like to use the Path tool to create designs and
then...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P9 doc
Ngày tải lên :
24/12/2013, 06:16
... adjusted the skin with the Levels command, and desaturated it a
bit using Image, Adjust, Hue/Saturation.
20. Now it’s time to tear the skin and expose the muscle and bone. To the top
skin layer, use ... lines, and then go
over the light with the Dodge tool until the center and edges are fairly white.
51. Use the Burn tool to darken the edges, making the light appear almost
rounded and 3D.
52. ... Photoshop
Figure 10.18 Create
a new layer and fill it
with the Clouds filter,
using skin colors of
your choice. Also add
noise, and adjust the
levels and saturation to
suit.
Figure 10.19 Create
a...
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Tài liệu 2D Artwork and 3D Modeling for Game Artists- P10 doc
Ngày tải lên :
24/12/2013, 06:16
... someone else’s shoulder and get other ideas!
Step 1: Linking the U-V Map to
Deep Paint 3D and Photoshop
The U-V and texturing portions of this project are closely related and, in this case,
rely ... techniques you’ll be employing.
■
Link 3D Studio Max, DeepUV, Deep Paint 3D, and Photoshop to create a flu-
ent texturing operation.
■
Use Deep Paint 3D to assist your 3D texturing in conjunction with
Photoshop.
■
Texture ... good at texturing,
you’ll all but eliminate bevels and drop
shadows, and instead stick to freehand
texturing.With the aid of Photoshop’s
styles and filters, however, you’ll quickly
get used to...
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