Focus On 3D Terrain Programming phần 9 pdf

... 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 for the ... live. ■ Current Position. This is the particle’s current position in 2D /3D space. 193 Particle Engines and Their Outdoor Applications Figure 8.24 Visual explanation of the relationships in a par...

Ngày tải lên: 12/08/2014, 17:20

... Shankel, Jason. “Fractal Terrain Generation—Fault Formation.” Game Programming Gems. Rockland, Massachusetts: Charles River Media, 2000. 499 –502. 2 Shankel, Jason. “Fractal Terrain Generation—Midpoint Displacement.” ... smooth terrain. Now, let’s kick this expla- nation into the second dimension. Keep the 1D explanation in your head constantly as we talk about what to change for the...

Ngày tải lên: 12/08/2014, 17:20

... 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/article1436.asp. 72 4. ... lightmap onto terrain, but the more advanced lightmapping concepts concentrate on the genera- tion of a lightmap. (I’ll be show...

Ngày tải lên: 12/08/2014, 17:20

... dimensions, we take the center and one scaled size variable (see Figure 5. 19) . 99 Implementing Geomipmapping Figure 5.17 A texture and detail mapped terrain screenshot (left) and its corresponding ... rendering functions. Now we need to briefly discuss the class’s high-level Render function, which is the one that users will be using. We can unleash demo5_1 upon the world! 97 Implem...

Ngày tải lên: 12/08/2014, 17:20

... theory. Let’s move on to the next section. Propagation Propaganda This theory section is about how to improve the tessellation of your quadtree implementation. In the previous section, we talked about general ... across the entire terrain mesh. The constant C allows us control of the minimum resolution of the mesh. Roettger advised, in the conference paper that we are basing our implemen...

Ngày tải lên: 12/08/2014, 17:20

... 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 ... Generation of Continuous Levels of Detail for Height Fields. In V. Skala, editor, Proc. WSCG 98 , pages 315–322, 199 8. http://wwwvis.informatik.uni-stuttgart.de/~roettger/data/Papers/ TE...

Ngày tải lên: 12/08/2014, 17:20

... 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 ... diamond information and use the vertices contained in the diamond (the diamond’s center vertex and the center vertices of its previous and next diamond links). The high- level rendering funct...

Ngày tải lên: 12/08/2014, 17:20

... 91 92 , 101–104 Render function, 92 , 98 RenderFan function, 93 rendering functions, 92 98 RenderPatch function, 93 97 RenderVertex function, 92 93 screen-pixel determination algorithm, 91 92 shutdown, ... function, 195 – 196 current position, 193 data interpolation, 199 –200 defined, 192 development history, 192 life span, 193 mass, 194 outdoor scene application, 201–202...

Ngày tải lên: 12/08/2014, 17:20

... indication /,ɪndɪ’keɪʃn/ (ii) Secondary stress: representative /,reprɪ’zentətɪv/ (iii) Unstressed syllables: canal /kə’næl/ 4. VIỆC ĐÁNH TRỌNG ÂM TRONG TỪ Tiếng Anh không phải là một trong ... -eer(mountaineer), -ality(personality), - oo (bamboo), -oon (balloon), -mental (fundamental). Ngoại lệ: CENtigrade, COMrade, DEcade ; COffee, comMITtee, ENgine, PEdigree; CUkoo; TEAspoon (ii) P...

Ngày tải lên: 23/12/2013, 15:15

... avoid confusion, the GUI needs to look something like this. 356 Chapter 10 function in a function The new function contains other functions With all the code gathered together in a new function, ... program. A function-in-a- function is called a local function. This function is LOCAL to the “create_gui()” function. This function is LOCAL, too. Note: when this function is called, it .....

Ngày tải lên: 12/08/2014, 19:20