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235 lines
3.1 KiB
235 lines
3.1 KiB
<HTML |
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>SDL_GetRelativeMouseState</TITLE |
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TITLE="SDL_GetMouseState" |
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>SDL Library Documentation</TH |
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><H1 |
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><A |
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NAME="SDLGETRELATIVEMOUSESTATE" |
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></A |
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>SDL_GetRelativeMouseState</H1 |
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><DIV |
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CLASS="REFNAMEDIV" |
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><A |
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NAME="AEN5902" |
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></A |
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><H2 |
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>Name</H2 |
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>SDL_GetRelativeMouseState -- Retrieve the current state of the mouse</DIV |
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CLASS="REFSYNOPSISDIV" |
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><A |
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NAME="AEN5905" |
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><H2 |
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>Synopsis</H2 |
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></A |
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><P |
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><PRE |
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CLASS="FUNCSYNOPSISINFO" |
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>#include "SDL.h"</PRE |
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><P |
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><CODE |
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><CODE |
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CLASS="FUNCDEF" |
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>Uint8 <B |
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CLASS="FSFUNC" |
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>SDL_GetRelativeMouseState</B |
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></CODE |
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>(int *x, int *y);</CODE |
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></P |
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><P |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN5912" |
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></A |
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><H2 |
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>Description</H2 |
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><P |
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>The current button state is returned as a button bitmask, which can |
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be tested using the <TT |
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CLASS="LITERAL" |
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>SDL_BUTTON(X)</TT |
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> macros, and <TT |
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CLASS="PARAMETER" |
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><I |
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>x</I |
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></TT |
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> and <TT |
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CLASS="PARAMETER" |
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><I |
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>y</I |
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></TT |
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> are set to the change in the mouse position since the last call to <TT |
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CLASS="FUNCTION" |
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>SDL_GetRelativeMouseState</TT |
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> or since event initialization. You can pass <TT |
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CLASS="LITERAL" |
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>NULL</TT |
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> for either <TT |
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CLASS="PARAMETER" |
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><I |
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>x</I |
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></TT |
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> or <TT |
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CLASS="PARAMETER" |
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><I |
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>y</I |
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></TT |
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>.</P |
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><H2 |
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>See Also</H2 |
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><P |
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><A |
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HREF="sdlgetmousestate.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_GetMouseState</TT |
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>SDL_GetMouseState</TD |
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>SDL_GetAppState</TD |
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