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Load gamecontrollerdb.txt for SDL2 joy mappings

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This commit is contained in:
Jaime Moreira 2022-04-16 01:37:15 -04:00
parent 6e45f5a66b
commit db0e643419
2 changed files with 14 additions and 3 deletions
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2
doc/040_cvarlist.md
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@ -117,7 +117,7 @@ it's `+set busywait 0` (setting the `busywait` cvar) and `-portable`
during gameplay and released otherwise (in menu, videos, console or if during gameplay and released otherwise (in menu, videos, console or if
game is paused). game is paused).
**in_sdlbackbutton**: Defines which button is used in the gamepad or * **in_sdlbackbutton**: Defines which button is used in the gamepad or
joystick as the `Esc` key, that is, to be able to access the menu joystick as the `Esc` key, that is, to be able to access the menu
and 'cancel'/'go back' on its options. When set to `0` (the default) and 'cancel'/'go back' on its options. When set to `0` (the default)
the Back/Select/Minus button is used. Set this to `1` to use the the Back/Select/Minus button is used. Set this to `1` to use the

15
src/client/input/sdl.c
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@ -1201,7 +1201,9 @@ Haptic_Feedback(char *name, int effect_volume, int effect_duration,
void void
IN_Init(void) IN_Init(void)
{ {
static cvar_t *in_sdlbackbutton; cvar_t *in_sdlbackbutton;
int nummappings;
char controllerdb[MAX_OSPATH] = {0};
Com_Printf("------- input initialization -------\n"); Com_Printf("------- input initialization -------\n");
mouse_x = mouse_y = 0; mouse_x = mouse_y = 0;
@ -1279,7 +1281,16 @@ IN_Init(void)
{ {
Com_Printf ("%i joysticks were found.\n", SDL_NumJoysticks()); Com_Printf ("%i joysticks were found.\n", SDL_NumJoysticks());
if (SDL_NumJoysticks() > 0) { if (SDL_NumJoysticks() > 0)
{
for (const char* rawPath = FS_GetNextRawPath(NULL); rawPath != NULL; rawPath = FS_GetNextRawPath(rawPath))
{
snprintf(controllerdb, MAX_OSPATH, "%s/%s", rawPath, "gamecontrollerdb.txt");
nummappings = SDL_GameControllerAddMappingsFromFile(controllerdb);
if (nummappings > 0)
Com_Printf ("%d mappings loaded from gamecontrollerdb.txt\n", nummappings);
}
for (int i = 0; i < SDL_NumJoysticks(); i++) { for (int i = 0; i < SDL_NumJoysticks(); i++) {
joystick = SDL_JoystickOpen(i); joystick = SDL_JoystickOpen(i);