Programming Linux Games phần 8 pps

... Data Programming linux games / Loki Software, Inc. p. cm. Includes index. ISBN 1- 886 411 -48-4 (pbk.) 1. Computer games programming. 2. Linux. I. Loki Software, Inc. QA76.76.C672 .L56 20 01 00-052689 794.8 15 268 ... UNIX-like platform. Programming Linux Games Loki Software, Inc. with John R. Hall An imprint of No Starch Press, Inc. San Francisco Programming Linux G...

Ngày tải lên: 06/08/2014, 09:20

... time to move on. The next chapter concerns the programming toolkits you’re likely to use for programming Linux games, and after that we’ll get into programming with the SDL library. 56 CHAPTER ... substitution: CC=gcc CFLAGS=-O2 -W -Wall -pedantic LIBS=-lSDL -lpthread program: file1.c file2.c graphics.a $(CC) $(CFLAGS) -c file1.c file2.c $(CC) file1.o file2.o graphics.a $(LIBS) -o p...

Ngày tải lên: 06/08/2014, 09:20

... Initialize the penguin position data. */ init_penguins(); /* Animate 30 0 frames (approximately 10 seconds). */ for (frames = 0; frames < 30 0; frames++) { /* Draw the background image. */ src.x = 0; src.y ... (10,10) to (25 ,30 ), relative to the position of the window. SDL would report this as an SDL MOUSEMOTION event. The event structure’s motion.x and motion.y fields would contain 25...

Ngày tải lên: 06/08/2014, 09:20

... 126 CHAPTER 4 Mono Stereo 8 bit 16 bit 8 bit 16 bit 11025 Hz 11,025 22,050 22,050 44 ,100 22050 Hz 22,050 44 ,100 44 ,100 88,200 44 100 Hz 44 ,100 88,200 88,200 176 ,40 0 Table 4 1: Storage consumed ... 6); SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5); /* Create a 640 x480, 16 bit window with support for OpenGL rendering. Unfortunately we won’t know whether this is hardware accelerated. *...

Ngày tải lên: 06/08/2014, 09:20

... dmabuffer_size/2; for (i = 0; i < amount; i++) { dmabuffer[i] = samples[position+i]; } LINUX AUDIO PROGRAMMING 1 95 error, but unable to respond immediately, such as when it’s not ready for more data. ... 200 CHAPTER 5 Returns Open file descriptor connected to the ESD server. This might be a pipe or a socket. Returns < 0 on failure. Parameters flags—ESD playback flags. See Listing...

Ngày tải lên: 06/08/2014, 09:20

... samples and 2 for 16- bit samples. signedflag—1 to request signed samples, 0 to request unsigned samples. In practice, 16- bit samples are almost always signed (−32, 768 32, 767 ) and 8-bit samples ... never processes more than 4,0 96 bytes, regardless of how much data you request. I’m sure there’s a perfectly good reason for this, but it escapes me. LINUX AUDIO PROGRAMMING 217 if (alGe...

Ngày tải lên: 06/08/2014, 09:20

... different address lengths). connect returns 0 on success and −1 on failure. NETWORKED GAMING WITH LINUX 277 Function connect(sock, addr, addr len) Synopsis Attempts to establish a network connection ... several possible ways to make this control available to the script. NETWORKED GAMING WITH LINUX 279 Code Listing 7 1 (tcpclient.c) /* A simple TCP/IP client program that uses sockets....

Ngày tải lên: 06/08/2014, 09:20

... very difficult. The problem is pretty simple, actually. Most major online games use a client/server model (see page 301). Client/server games should theoretically do all of the game world’s processing ... hacked clients would be of no consequence, and games like Half-Life would be free of cheaters. For basic performance reasons, however, very few games actually work this way. If a clien...

Ngày tải lên: 06/08/2014, 09:20

... GAMING WITH THE LINUX CONSOLE 3 49 In case this simple event interface doesn’t fit your application’s needs, GPM also provides ... %s\n", SDL_GetError()); return 1; } /* Draw a diagonal line across the screen. */ DrawLine16(screen, 0, 0, 6 39, 4 79, 0xFFFF); SDL_UpdateRect(screen, 0, 0, 0, 0); /* Pause. */ SDL_Delay(5000); return 0; } I would ... line), but I find these descriptions som...

Ngày tải lên: 06/08/2014, 09:20

... specific to their “parent” Linux distributions; SuSE, Caldera, and TurboLinux are RPM-based, and Debian’s packaging system has found its way into Corel Linux and Storm Linux (which are actually ... Standard Filesystem Hierarchy Standard, 393–397 Chapter 10 To Every Man a Linux Distribution You’ve probably noticed that there are a lot of Linux distributions floating around the Int...

Ngày tải lên: 06/08/2014, 09:20

... very reflective 0.0 0.0 0.0 0.76 ## -1 0.0 10.0 -1 0.0 10.0 10.0 -1 0.0 10.0 10.0 -8 .0 -1 0.0 10.0 -8 .0 This code can only correctly deal with square polygons. Adding support for ... HRESULT hr; hr = Graphics( )-& gt;GetDevice( )-& gt;CreateVertexBuffer( m_nVerts * sizeof( sVertex ), D3DUSAGE_WRITEONLY, D3DFVF_XYZ | D3DFVF_NORMAL | D3DFVF_TEX1,...

Ngày tải lên: 08/08/2014, 23:20

... call a little later, after we’ve discussed some addressing issues. 588 Chapter 15 b544977 Ch15.qxd 12/1/03 8: 57 AM Page 588 Figure 15-1 Socket Options There are many options that you can use ... s_port)); 606 Chapter 15 b544977 Ch15.qxd 12/1/03 8: 57 AM Page 606 16 Programming GNOME Using GTK+ So far in this book, we’ve covered the major topics in Linux programming that deal wi...

Ngày tải lên: 09/08/2014, 14:21

... Arguments #!/usr/bin/env python # Foundations of Python Network Programming - Chapter 16 - shell.py # A simple shell, so you can try running commands in the absence of # any special characters ... the python interpreter in the virtual environment to run the program shown in Listing 15–3. Listing 15–3. Listing IMAP Folders with IMAPClient #!/usr/bin/env python # Found...

Ngày tải lên: 12/08/2014, 19:20

... Inside Perl 81 7 lib /usr/local/lib /perl5 /5.7.0/i 686 –linux /usr/local/lib /perl5 /5.7.0 /usr/local/lib /perl5 /site _perl/ 5.7.0/i 686 –linux /usr/local/lib /perl5 /site _perl/ 5.7.0 /usr/local/lib /perl5 /site _perl How ... set: SV = PVNV(0x80f76 48) at 0x8109b84 REFCNT = 1 FLAGS = (NOK,POK,pNOK,pPOK) IV = 0 NV = 2701 PV = 0x81022e0 "2701"\0 CUR = 4 LEN = 5 It is interestin...

Ngày tải lên: 12/08/2014, 23:23

... Damage = D8 + STR + Weapon Damage - Defender’s AC Some games apply a different die roll based on the type of weapon, such as a 2D6 for a two-handed sword, 2D8 for a two-handed mace, and 1D10 for a ... calculate normal damage. Damage = D8 + STR + Weapon Damage - Defender’s AC Damage = roll (1 -8) + 18 + roll (2 -8) - 26 Damage = roll (3) + 18 + roll (7) - 26 Damage = 3 + 18 +7-26=2 Ha...

Ngày tải lên: 14/08/2014, 01:20