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1 <HTML
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2 ><HEAD
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3 ><TITLE
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4 >SDL_GL_GetAttribute</TITLE
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5 ><META
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6 NAME="GENERATOR"
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.61
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8 "><LINK
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9 REL="HOME"
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10 TITLE="SDL Library Documentation"
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11 HREF="index.html"><LINK
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12 REL="UP"
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13 TITLE="Video"
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14 HREF="video.html"><LINK
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15 REL="PREVIOUS"
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16 TITLE="SDL_GL_GetProcAddress"
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17 HREF="sdlglgetprocaddress.html"><LINK
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18 REL="NEXT"
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19 TITLE="SDL_GL_SetAttribute"
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20 HREF="sdlglsetattribute.html"></HEAD
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21 ><BODY
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22 CLASS="REFENTRY"
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23 BGCOLOR="#FFF8DC"
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24 TEXT="#000000"
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25 LINK="#0000ee"
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26 VLINK="#551a8b"
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27 ALINK="#ff0000"
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28 ><DIV
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29 CLASS="NAVHEADER"
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30 ><TABLE
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31 WIDTH="100%"
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32 BORDER="0"
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33 CELLPADDING="0"
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34 CELLSPACING="0"
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35 ><TR
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36 ><TH
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37 COLSPAN="3"
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38 ALIGN="center"
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39 >SDL Library Documentation</TH
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40 ></TR
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41 ><TR
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42 ><TD
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43 WIDTH="10%"
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44 ALIGN="left"
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45 VALIGN="bottom"
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46 ><A
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47 HREF="sdlglgetprocaddress.html"
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48 >Prev</A
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49 ></TD
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50 ><TD
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51 WIDTH="80%"
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52 ALIGN="center"
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53 VALIGN="bottom"
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54 ></TD
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55 ><TD
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56 WIDTH="10%"
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57 ALIGN="right"
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58 VALIGN="bottom"
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59 ><A
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60 HREF="sdlglsetattribute.html"
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61 >Next</A
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62 ></TD
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63 ></TR
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64 ></TABLE
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65 ><HR
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66 ALIGN="LEFT"
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67 WIDTH="100%"></DIV
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68 ><H1
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69 ><A
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70 NAME="SDLGLGETATTRIBUTE"
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71 >SDL_GL_GetAttribute</A
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72 ></H1
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73 ><DIV
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74 CLASS="REFNAMEDIV"
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75 ><A
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76 NAME="AEN2210"
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77 ></A
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78 ><H2
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79 >Name</H2
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80 >SDL_GL_GetAttribute -- Get the value of a special SDL/OpenGL attribute</DIV
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81 ><DIV
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82 CLASS="REFSYNOPSISDIV"
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83 ><A
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84 NAME="AEN2213"
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85 ></A
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86 ><H2
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87 >Synopsis</H2
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88 ><DIV
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89 CLASS="FUNCSYNOPSIS"
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90 ><A
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91 NAME="AEN2214"
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92 ></A
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93 ><P
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94 ></P
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95 ><PRE
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96 CLASS="FUNCSYNOPSISINFO"
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97 >#include "SDL.h"</PRE
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98 ><P
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99 ><CODE
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100 ><CODE
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101 CLASS="FUNCDEF"
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102 >int <B
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103 CLASS="FSFUNC"
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104 >SDL_GL_GetAttribute</B
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105 ></CODE
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106 >(SDLGLattr attr, int *value);</CODE
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107 ></P
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108 ><P
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109 ></P
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110 ></DIV
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111 ></DIV
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112 ><DIV
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113 CLASS="REFSECT1"
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114 ><A
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115 NAME="AEN2220"
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116 ></A
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117 ><H2
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118 >Description</H2
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119 ><P
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120 >Places the value of the SDL/OpenGL <A
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121 HREF="sdlglattr.html"
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122 >attribute</A
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123 > <TT
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124 CLASS="PARAMETER"
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125 ><I
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126 >attr</I
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127 ></TT
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128 > into <TT
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129 CLASS="PARAMETER"
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130 ><I
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131 >value</I
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132 ></TT
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133 >. This is useful after a call to <A
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134 HREF="sdlsetvideomode.html"
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135 ><TT
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136 CLASS="FUNCTION"
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137 >SDL_SetVideoMode</TT
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138 ></A
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139 > to check whether your attributes have been <A
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140 HREF="sdlglsetattribute.html"
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141 >set</A
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142 > as you expected.</P
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143 ></DIV
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144 ><DIV
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145 CLASS="REFSECT1"
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146 ><A
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147 NAME="AEN2229"
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148 ></A
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149 ><H2
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150 >Return Value</H2
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151 ><P
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152 >Returns <SPAN
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153 CLASS="RETURNVALUE"
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154 >0</SPAN
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155 > on success, or <SPAN
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156 CLASS="RETURNVALUE"
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157 >-1</SPAN
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158 > on an error.</P
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159 ></DIV
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160 ><DIV
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161 CLASS="REFSECT1"
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162 ><A
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163 NAME="AEN2234"
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164 ></A
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165 ><H2
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166 >See Also</H2
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167 ><P
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168 ><A
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169 HREF="sdlglsetattribute.html"
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170 ><TT
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171 CLASS="FUNCTION"
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172 >SDL_GL_SetAttribute</TT
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173 ></A
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174 >,
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175 <A
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176 HREF="sdlglattr.html"
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177 >GL Attributes</A
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178 ></P
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179 ></DIV
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180 ><DIV
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181 CLASS="NAVFOOTER"
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182 ><HR
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183 ALIGN="LEFT"
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184 WIDTH="100%"><TABLE
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185 WIDTH="100%"
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186 BORDER="0"
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187 CELLPADDING="0"
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188 CELLSPACING="0"
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189 ><TR
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190 ><TD
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191 WIDTH="33%"
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192 ALIGN="left"
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193 VALIGN="top"
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194 ><A
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195 HREF="sdlglgetprocaddress.html"
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196 >Prev</A
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197 ></TD
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198 ><TD
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199 WIDTH="34%"
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200 ALIGN="center"
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201 VALIGN="top"
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202 ><A
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203 HREF="index.html"
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204 >Home</A
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205 ></TD
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206 ><TD
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207 WIDTH="33%"
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208 ALIGN="right"
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209 VALIGN="top"
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210 ><A
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211 HREF="sdlglsetattribute.html"
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212 >Next</A
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213 ></TD
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214 ></TR
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215 ><TR
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216 ><TD
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217 WIDTH="33%"
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218 ALIGN="left"
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219 VALIGN="top"
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220 >SDL_GL_GetProcAddress</TD
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221 ><TD
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222 WIDTH="34%"
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223 ALIGN="center"
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224 VALIGN="top"
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225 ><A
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226 HREF="video.html"
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227 >Up</A
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228 ></TD
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229 ><TD
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230 WIDTH="33%"
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231 ALIGN="right"
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232 VALIGN="top"
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233 >SDL_GL_SetAttribute</TD
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234 ></TR
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235 ></TABLE
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236 ></DIV
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237 ></BODY
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238 ></HTML
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239 > |
