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  1. <HTML
  2. ><HEAD
  3. ><TITLE
  4. >General</TITLE
  5. ><META
  6. NAME="GENERATOR"
  7. CONTENT="Modular DocBook HTML Stylesheet Version 1.64
  8. "><LINK
  9. REL="HOME"
  10. TITLE="SDL Library Documentation"
  11. HREF="index.html"><LINK
  12. REL="UP"
  13. TITLE="SDL Reference"
  14. HREF="reference.html"><LINK
  15. REL="PREVIOUS"
  16. TITLE="SDL Reference"
  17. HREF="reference.html"><LINK
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  19. TITLE="SDL_Init"
  20. HREF="sdlinit.html"><META
  21. NAME="KEYWORD"
  22. CONTENT="general"><META
  23. NAME="KEYWORD"
  24. CONTENT="function"></HEAD
  25. ><BODY
  26. CLASS="CHAPTER"
  27. BGCOLOR="#FFF8DC"
  28. TEXT="#000000"
  29. LINK="#0000ee"
  30. VLINK="#551a8b"
  31. ALINK="#ff0000"
  32. ><DIV
  33. CLASS="NAVHEADER"
  34. ><TABLE
  35. WIDTH="100%"
  36. BORDER="0"
  37. CELLPADDING="0"
  38. CELLSPACING="0"
  39. ><TR
  40. ><TH
  41. COLSPAN="3"
  42. ALIGN="center"
  43. >SDL Library Documentation</TH
  44. ></TR
  45. ><TR
  46. ><TD
  47. WIDTH="10%"
  48. ALIGN="left"
  49. VALIGN="bottom"
  50. ><A
  51. HREF="reference.html"
  52. >Prev</A
  53. ></TD
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  56. ALIGN="center"
  57. VALIGN="bottom"
  58. ></TD
  59. ><TD
  60. WIDTH="10%"
  61. ALIGN="right"
  62. VALIGN="bottom"
  63. ><A
  64. HREF="sdlinit.html"
  65. >Next</A
  66. ></TD
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  68. ></TABLE
  69. ><HR
  70. ALIGN="LEFT"
  71. WIDTH="100%"></DIV
  72. ><DIV
  73. CLASS="CHAPTER"
  74. ><H1
  75. ><A
  76. NAME="GENERAL"
  77. >Chapter 5. General</A
  78. ></H1
  79. ><DIV
  80. CLASS="TOC"
  81. ><DL
  82. ><DT
  83. ><B
  84. >Table of Contents</B
  85. ></DT
  86. ><DT
  87. ><A
  88. HREF="sdlinit.html"
  89. >SDL_Init</A
  90. > — Initializes SDL</DT
  91. ><DT
  92. ><A
  93. HREF="sdlinitsubsystem.html"
  94. >SDL_InitSubSystem</A
  95. > — Initialize subsystems</DT
  96. ><DT
  97. ><A
  98. HREF="sdlquitsubsystem.html"
  99. >SDL_QuitSubSystem</A
  100. > — Shut down a subsystem</DT
  101. ><DT
  102. ><A
  103. HREF="sdlquit.html"
  104. >SDL_Quit</A
  105. > — Shut down SDL</DT
  106. ><DT
  107. ><A
  108. HREF="sdlwasinit.html"
  109. >SDL_WasInit</A
  110. > — Check which subsystems are initialized</DT
  111. ></DL
  112. ></DIV
  113. ><P
  114. >Before SDL can be used in a program it must be initialized with <A
  115. HREF="sdlinit.html"
  116. ><TT
  117. CLASS="FUNCTION"
  118. >SDL_Init</TT
  119. ></A
  120. >. <TT
  121. CLASS="FUNCTION"
  122. >SDL_Init</TT
  123. > initializes all the subsystems that the user requests (video, audio, joystick, timers and/or cdrom). Once SDL is initialized with <TT
  124. CLASS="FUNCTION"
  125. >SDL_Init</TT
  126. > subsystems can be shut down and initialized as needed using <A
  127. HREF="sdlinitsubsystem.html"
  128. ><TT
  129. CLASS="FUNCTION"
  130. >SDL_InitSubSystem</TT
  131. ></A
  132. > and <A
  133. HREF="sdlquitsubsystem.html"
  134. ><TT
  135. CLASS="FUNCTION"
  136. >SDL_QuitSubSystem</TT
  137. ></A
  138. >.</P
  139. ><P
  140. >SDL must also be shut down before the program exits to make sure it cleans up correctly. Calling <A
  141. HREF="sdlquit.html"
  142. ><TT
  143. CLASS="FUNCTION"
  144. >SDL_Quit</TT
  145. ></A
  146. > shuts down all subsystems and frees any resources allocated to SDL.</P
  147. ></DIV
  148. ><DIV
  149. CLASS="NAVFOOTER"
  150. ><HR
  151. ALIGN="LEFT"
  152. WIDTH="100%"><TABLE
  153. WIDTH="100%"
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  158. ><TD
  159. WIDTH="33%"
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  162. ><A
  163. HREF="reference.html"
  164. >Prev</A
  165. ></TD
  166. ><TD
  167. WIDTH="34%"
  168. ALIGN="center"
  169. VALIGN="top"
  170. ><A
  171. HREF="index.html"
  172. >Home</A
  173. ></TD
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  179. HREF="sdlinit.html"
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  184. ><TD
  185. WIDTH="33%"
  186. ALIGN="left"
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  188. >SDL Reference</TD
  189. ><TD
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  192. VALIGN="top"
  193. ><A
  194. HREF="reference.html"
  195. >Up</A
  196. ></TD
  197. ><TD
  198. WIDTH="33%"
  199. ALIGN="right"
  200. VALIGN="top"
  201. >SDL_Init</TD
  202. ></TR
  203. ></TABLE
  204. ></DIV
  205. ></BODY
  206. ></HTML
  207. >