Focus On 3D Terrain Programming phần 3 pot
Focus On 3D Terrain Programming phần 3 pot
... shown in Figure
3. 3. You need to know how to generate a really cool texture like the
one shown here. Read on!
42
3. Texturing Terrain
Figure 3. 2 Screenshot from demo3_1.
Figure 3. 3 The grass texture ... 2001.
http://www.flipcode.com/tutorials/tut_terrtex.shtml.
3 Lander, Jeff. Terrain Texturing.” Delphi3D-Rapid OpenGL
Development. 2002. http://www.delphi3d.net/articles/
viewarti...
Focus On 3D Terrain Programming phần 8 pot
... allocation/freeing functions are the high-
level abstractions that call on the add/remove triangle functions. Let’s
focus on the low-level manipulation functions because the high-level
ones are ... the information you need for a new diamond child. This
function we are going to discuss is the basis for step 3, so you’d better
pay attention!
In the diamond child creation function, the si...
Focus On 3D Terrain Programming phần 4 ppt
... enter the hardcore terrain
programming section, which contains all sorts of information on
advanced terrain algorithms.
References
1 Van Noland, Charlie. “Slope Lighting Terrain. ” 2002.
http://www.gamedev.net/reference/articles/article1 436 .asp.
72
4. ... lightmap onto terrain, but
the more advanced lightmapping concepts concentrate on the genera-
tion of a lightmap. (I’ll be sh...
Focus On 3D Terrain Programming phần 5 ppt
... equation in mind, check out Figure 5. 13 to see what vari-
ables we are going to plug into the equation.
90
5. Geomipmapping for the CLOD Impaired
Figure 5.12 The 3D distance formula.
Figure 5. 13 ... calculation functionality to the
CCAMERA class based on
some information in Mark Morley’s article “Frustum Culling in
OpenGL,” which I consider the best frustum culling tutorial I’ve seen...
Focus On 3D Terrain Programming phần 6 pps
... the tessellation of your
quadtree implementation. In the previous section, we talked about
general tessellation. Although general tessellation works decently, a
quadtree implementation is capable ... data structure is good for a 3D terrain engine.
Well, what you need to remember is that terrain is largely a 2D object.
Notice how the heightmaps that we load are not 3D data sets; rather...
Focus On 3D Terrain Programming phần 7 ppsx
... implementation, the update/shutdown functions
are going to be almost laughably small, consisting of one line each. To
stay consistent with previous chapters, let’s start with the initialization
function ... the ‘and operation’ on
uiS
and
0x007FFFFF.
The ‘and operation’ is done to mask out any bits that might intrude
upon the exponent bits. In the IEEE Floating point standard, the
31 st bi...
Focus On 3D Terrain Programming phần 9 pdf
... live.
■
Current Position. This is the particle’s current position in
2D /3D space.
1 93
Particle Engines and Their Outdoor Applications
Figure 8.24 Visual explanation of the relationships in a particle ... an
interpolation bias. This function is called CosineInterpolation, and we’ll
use it in conjunction with the
RangedSmoothRandom function to form the
basis of our noise generation.
Now fo...
Focus On 3D Terrain Programming phần 10 ppsx
... 139 –141
merge function, 159
merge queue, 132 – 133
node improvements, 133 – 134
priority update function, 158
Render function, 138 – 139 , 144,
155–156, 162–1 63
RenderChild function, 139 –142, 144
shutdown ... explanation, 34 35
2D explanation, 35 37
defined, 33
drawbacks, 33
military, terrain application, 5
mipmapping, geomipmapping similarities,
79–80
N
neighbor nodes, binary...
the ansi c programming phần 3 potx
... like
``
z=a;
''isalwaysterminatedbyasemicolon.
3. 3Else-If
Theconstruction
if(expression)
statement
elseif(expression)
statement
elseif(expression)
statement
elseif(expression)
statement
else
statement
occurs ... operands,
thatis,
char
,
short
,
int
,and
long
,whethersignedorunsigned.
&
bitwiseAND...
A Guide to MATLAB Object-Oriented Programming phần 3 pot
... [2; 3] ;
32
>> shape(1).Size
33
ans =
34
3. 0000e+001
35
4.9500e+001
36
>> shape(1) = reset(shape(1));
37
>> shape(1).Size
38
ans =
39
10
C911X_C004.fm Page 72 Friday, March 30 , ...
type);
29
error(err_id, err_msg);
30
end
31
end
32
33
case '()'
34
this_subset = this(index(1).subs{:});
35
if length(index) == 1
36
varargout = {this_s...