Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/freeglut/src/fg_spaceball.c @ 22:d77477b4e151

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Let _int_rc() also handle (i.e. ignore) a local version suffix
author Franz Glasner <fzglas.hg@dom66.de>
date Fri, 19 Sep 2025 12:05:57 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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1 /* Spaceball support for Linux.
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2 * Written by John Tsiombikas <nuclear@member.fsf.org>
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3 *
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4 * This code supports 3Dconnexion's 6-dof space-whatever devices.
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5 * It can communicate with either the proprietary 3Dconnexion daemon (3dxsrv)
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6 * free spacenavd (http://spacenav.sourceforge.net), through the "standard"
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7 * magellan X-based protocol.
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8 */
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10 #include <GL/freeglut.h>
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11 #include "fg_internal.h"
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13 /* -- PRIVATE FUNCTIONS --------------------------------------------------- */
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15 extern void fgPlatformInitializeSpaceball(void);
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16 extern void fgPlatformSpaceballClose(void);
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17 extern int fgPlatformHasSpaceball(void);
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18 extern int fgPlatformSpaceballNumButtons(void);
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19 extern void fgPlatformSpaceballSetWindow(SFG_Window *window);
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22 int sball_initialized = 0;
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24 void fgInitialiseSpaceball(void)
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25 {
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26 if(sball_initialized != 0) {
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27 return;
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28 }
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30 fgPlatformInitializeSpaceball();
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32 sball_initialized = 1;
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33 }
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35 void fgSpaceballClose(void)
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36 {
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37 fgPlatformSpaceballClose();}
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39 int fgHasSpaceball(void)
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40 {
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41 if(sball_initialized == 0) {
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42 fgInitialiseSpaceball();
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43 if(sball_initialized != 1) {
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44 fgWarning("fgInitialiseSpaceball failed\n");
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45 return 0;
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46 }
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47 }
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49 return fgPlatformHasSpaceball();
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50 }
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52 int fgSpaceballNumButtons(void)
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53 {
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54 if(sball_initialized == 0) {
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55 fgInitialiseSpaceball();
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56 if(sball_initialized != 1) {
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57 fgWarning("fgInitialiseSpaceball failed\n");
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58 return 0;
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59 }
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60 }
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62 return fgPlatformSpaceballNumButtons();
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63 }
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65 void fgSpaceballSetWindow(SFG_Window *window)
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66 {
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67 if(sball_initialized == 0) {
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68 fgInitialiseSpaceball();
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69 if(sball_initialized != 1) {
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70 return;
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71 }
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72 }
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74 fgPlatformSpaceballSetWindow(window);
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75 }
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