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1 <HTML
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2 ><HEAD
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3 ><TITLE
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4 >SDL_Flip</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_UpdateRects"
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17 HREF="sdlupdaterects.html"><LINK
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18 REL="NEXT"
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19 TITLE="SDL_SetColors"
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20 HREF="sdlsetcolors.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="sdlupdaterects.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="sdlsetcolors.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="SDLFLIP"
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71 >SDL_Flip</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="AEN969"
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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_Flip -- Swaps screen buffers</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="AEN972"
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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="AEN973"
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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_Flip</B
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105 ></CODE
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106 >(SDL_Surface *screen);</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="AEN979"
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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 >On hardware that supports double-buffering, this function sets up a flip
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121 and returns. The hardware will wait for vertical retrace, and then swap
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122 video buffers before the next video surface blit or lock will return.
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123 On hardware that doesn't support double-buffering, this is equivalent
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124 to calling <A
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125 HREF="sdlupdaterect.html"
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126 >SDL_UpdateRect</A
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127 ><TT
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128 CLASS="PARAMETER"
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129 ><I
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130 >(screen, 0, 0, 0, 0)</I
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131 ></TT
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132 ></P
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133 ><P
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134 >The <TT
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135 CLASS="LITERAL"
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136 >SDL_DOUBLEBUF</TT
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137 > flag must have been passed to
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138 <A
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139 HREF="sdlsetvideomode.html"
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140 >SDL_SetVideoMode</A
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141 >,
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142 when
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143 setting the video mode for this function to perform hardware flipping.</P
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144 ></DIV
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145 ><DIV
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146 CLASS="REFSECT1"
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147 ><A
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148 NAME="AEN987"
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149 ></A
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150 ><H2
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151 >Return Value</H2
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152 ><P
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153 >This function returns <SPAN
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154 CLASS="RETURNVALUE"
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155 >0</SPAN
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156 > if successful, or
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157 <SPAN
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158 CLASS="RETURNVALUE"
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159 >-1</SPAN
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160 > if there was an error.</P
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161 ></DIV
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162 ><DIV
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163 CLASS="REFSECT1"
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164 ><A
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165 NAME="AEN992"
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166 ></A
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167 ><H2
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168 >See Also</H2
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169 ><P
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170 ><A
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171 HREF="sdlsetvideomode.html"
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172 ><TT
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173 CLASS="FUNCTION"
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174 >SDL_SetVideoMode</TT
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175 ></A
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176 >,
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177 <A
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178 HREF="sdlupdaterect.html"
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179 ><TT
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180 CLASS="FUNCTION"
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181 >SDL_UpdateRect</TT
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182 ></A
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183 >,
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184 <A
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185 HREF="sdlsurface.html"
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186 ><SPAN
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187 CLASS="STRUCTNAME"
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188 >SDL_Surface</SPAN
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189 ></A
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190 ></P
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191 ></DIV
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192 ><DIV
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193 CLASS="NAVFOOTER"
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194 ><HR
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195 ALIGN="LEFT"
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196 WIDTH="100%"><TABLE
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197 WIDTH="100%"
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198 BORDER="0"
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199 CELLPADDING="0"
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200 CELLSPACING="0"
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201 ><TR
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202 ><TD
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203 WIDTH="33%"
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204 ALIGN="left"
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205 VALIGN="top"
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206 ><A
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207 HREF="sdlupdaterects.html"
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208 >Prev</A
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209 ></TD
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210 ><TD
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211 WIDTH="34%"
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212 ALIGN="center"
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213 VALIGN="top"
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214 ><A
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215 HREF="index.html"
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216 >Home</A
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217 ></TD
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218 ><TD
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219 WIDTH="33%"
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220 ALIGN="right"
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221 VALIGN="top"
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222 ><A
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223 HREF="sdlsetcolors.html"
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224 >Next</A
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225 ></TD
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226 ></TR
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227 ><TR
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228 ><TD
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229 WIDTH="33%"
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230 ALIGN="left"
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231 VALIGN="top"
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232 >SDL_UpdateRects</TD
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233 ><TD
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234 WIDTH="34%"
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235 ALIGN="center"
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236 VALIGN="top"
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237 ><A
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238 HREF="video.html"
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239 >Up</A
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240 ></TD
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241 ><TD
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242 WIDTH="33%"
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243 ALIGN="right"
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244 VALIGN="top"
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245 >SDL_SetColors</TD
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246 ></TR
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247 ></TABLE
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248 ></DIV
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249 ></BODY
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250 ></HTML
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251 > |
