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Added stubs for simple Steam Controller support

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This commit is contained in:
Sam Lantinga 2017-09-22 08:30:52 -07:00
parent 53b2c91d26
commit d828647944
13 changed files with 421 additions and 56 deletions
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27
src/joystick/SDL_gamecontroller.c
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@ -33,6 +33,11 @@
#include "../events/SDL_events_c.h"
#endif
#if defined(__ANDROID__)
#include "SDL_system.h"
#endif
#define SDL_CONTROLLER_PLATFORM_FIELD "platform:"
/* a list of currently opened game controllers */
@ -1157,12 +1162,30 @@ SDL_GameControllerLoadHints()
}
}
/*
* Fill the given buffer with the expected controller mapping filepath.
* Usually this will just be CONTROLLER_MAPPING_FILE, but for Android,
* we want to get the internal storage path.
*/
static SDL_bool SDL_GetControllerMappingFilePath(char *path, size_t size)
{
#ifdef CONTROLLER_MAPPING_FILE
#define STRING(X) SDL_STRINGIFY_ARG(X)
return SDL_strlcpy(path, STRING(CONTROLLER_MAPPING_FILE), size) < size;
#elif defined(__ANDROID__)
return SDL_snprintf(path, size, "%s/controller_map.txt", SDL_AndroidGetInternalStoragePath()) < size;
#else
return SDL_FALSE;
#endif
}
/*
* Initialize the game controller system, mostly load our DB of controller config mappings
*/
int
SDL_GameControllerInitMappings(void)
{
char szControllerMapPath[1024];
int i = 0;
const char *pMappingString = NULL;
pMappingString = s_ControllerMappings[i];
@ -1173,6 +1196,10 @@ SDL_GameControllerInitMappings(void)
pMappingString = s_ControllerMappings[i];
}
if (SDL_GetControllerMappingFilePath(szControllerMapPath, sizeof(szControllerMapPath))) {
SDL_GameControllerAddMappingsFromFile(szControllerMapPath);
}
/* load in any user supplied config */
SDL_GameControllerLoadHints();