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virtual joysticks: removed ball support (Bug 5028)

David Ludwig 2020-03-15 13:25:49 -04:00
parent 151c8fbf19
commit cc90875647
5 changed files with 1 additions and 67 deletions
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2
include/SDL_joystick.h
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@ -206,7 +206,6 @@ extern DECLSPEC SDL_Joystick *SDLCALL SDL_JoystickFromPlayerIndex(int player_ind
*/
extern DECLSPEC int SDLCALL SDL_JoystickAttachVirtual(SDL_JoystickType type,
int naxes,
int nballs,
int nbuttons,
int nhats);
@ -226,7 +225,6 @@ extern DECLSPEC SDL_bool SDLCALL SDL_JoystickIsVirtual(int device_index);
* Returns 0 on success, -1 on error.
*/
extern DECLSPEC int SDLCALL SDL_JoystickSetVirtualAxis(SDL_Joystick * joystick, int axis, Sint16 value);
extern DECLSPEC int SDLCALL SDL_JoystickSetVirtualBall(SDL_Joystick * joystick, int ball, Sint16 xrel, Sint16 yrel);
extern DECLSPEC int SDLCALL SDL_JoystickSetVirtualButton(SDL_Joystick * joystick, int button, Uint8 value);
extern DECLSPEC int SDLCALL SDL_JoystickSetVirtualHat(SDL_Joystick * joystick, int hat, Uint8 value);

3
src/dynapi/SDL_dynapi_procs.h
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@ -809,11 +809,10 @@ SDL_DYNAPI_PROC(int,SDL_GetAndroidSDKVersion,(void),(),return)
#endif
SDL_DYNAPI_PROC(int,SDL_isupper,(int a),(a),return)
SDL_DYNAPI_PROC(int,SDL_islower,(int a),(a),return)
SDL_DYNAPI_PROC(int,SDL_JoystickAttachVirtual,(SDL_JoystickType a, int b, int c, int d, int e),(a,b,c,d,e),return)
SDL_DYNAPI_PROC(int,SDL_JoystickAttachVirtual,(SDL_JoystickType a, int b, int c, int d),(a,b,c,d),return)
SDL_DYNAPI_PROC(int,SDL_JoystickDetachVirtual,(int a),(a),return)
SDL_DYNAPI_PROC(SDL_bool,SDL_JoystickIsVirtual,(int a),(a),return)
SDL_DYNAPI_PROC(int,SDL_JoystickSetVirtualAxis,(SDL_Joystick *a, int b, Sint16 c),(a,b,c),return)
SDL_DYNAPI_PROC(int,SDL_JoystickSetVirtualBall,(SDL_Joystick *a, int b, Sint16 c, Sint16 d),(a,b,c,d),return)
SDL_DYNAPI_PROC(int,SDL_JoystickSetVirtualButton,(SDL_Joystick *a, int b, Uint8 c),(a,b,c),return)
SDL_DYNAPI_PROC(int,SDL_JoystickSetVirtualHat,(SDL_Joystick *a, int b, Uint8 c),(a,b,c),return)
SDL_DYNAPI_PROC(char*,SDL_GetErrorMsg,(char *a, int b),(a,b),return)

13
src/joystick/SDL_joystick.c
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@ -466,14 +466,12 @@ SDL_JoystickOpen(int device_index)
int
SDL_JoystickAttachVirtual(SDL_JoystickType type,
int naxes,
int nballs,
int nbuttons,
int nhats)
{
#if SDL_JOYSTICK_VIRTUAL
return SDL_JoystickAttachVirtualInner(type,
naxes,
nballs,
nbuttons,
nhats);
#else
@ -539,17 +537,6 @@ SDL_JoystickSetVirtualAxis(SDL_Joystick * joystick, int axis, Sint16 value)
}
int
SDL_JoystickSetVirtualBall(SDL_Joystick * joystick, int axis, Sint16 xrel, Sint16 yrel)
{
#if SDL_JOYSTICK_VIRTUAL
return SDL_JoystickSetVirtualBallInner(joystick, axis, xrel, yrel);
#else
return SDL_SetError("SDL not built with virtual-joystick support");
#endif
}
int
SDL_JoystickSetVirtualButton(SDL_Joystick * joystick, int button, Uint8 value)
{

43
src/joystick/virtual/SDL_sysjoystick.c
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@ -60,10 +60,6 @@ VIRTUAL_FreeHWData(joystick_hwdata *hwdata)
SDL_free((void *)hwdata->axes);
hwdata->axes = NULL;
}
if (hwdata->balls) {
SDL_free((void *)hwdata->balls);
hwdata->balls = NULL;
}
if (hwdata->buttons) {
SDL_free((void *)hwdata->buttons);
hwdata->buttons = NULL;
@ -94,7 +90,6 @@ VIRTUAL_FreeHWData(joystick_hwdata *hwdata)
int
SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
int naxes,
int nballs,
int nbuttons,
int nhats)
{
@ -108,7 +103,6 @@ SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
}
hwdata->naxes = naxes;
hwdata->nballs = nballs;
hwdata->nbuttons = nbuttons;
hwdata->nhats = nhats;
hwdata->name = "Virtual Joystick";
@ -125,13 +119,6 @@ SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
return SDL_OutOfMemory();
}
}
if (nballs > 0) {
hwdata->balls = SDL_calloc(nballs, sizeof(hwdata->balls[0]));
if (!hwdata->balls) {
VIRTUAL_FreeHWData(hwdata);
return SDL_OutOfMemory();
}
}
if (nbuttons > 0) {
hwdata->buttons = SDL_calloc(nbuttons, sizeof(Uint8));
if (!hwdata->buttons) {
@ -201,32 +188,6 @@ SDL_JoystickSetVirtualAxisInner(SDL_Joystick * joystick, int axis, Sint16 value)
}
int
SDL_JoystickSetVirtualBallInner(SDL_Joystick * joystick, int ball, Sint16 xrel, Sint16 yrel)
{
joystick_hwdata *hwdata;
SDL_LockJoysticks();
if (!joystick || !joystick->hwdata) {
SDL_UnlockJoysticks();
return SDL_SetError("Invalid joystick");
}
hwdata = (joystick_hwdata *)joystick->hwdata;
if (ball < 0 || ball >= hwdata->nbuttons) {
SDL_UnlockJoysticks();
return SDL_SetError("Invalid ball index");
}
hwdata->balls[ball].xrel = xrel;
hwdata->balls[ball].yrel = yrel;
SDL_UnlockJoysticks();
return 0;
}
int
SDL_JoystickSetVirtualButtonInner(SDL_Joystick * joystick, int button, Uint8 value)
{
@ -364,7 +325,6 @@ VIRTUAL_JoystickOpen(SDL_Joystick * joystick, int device_index)
joystick->instance_id = hwdata->instance_id;
joystick->hwdata = hwdata;
joystick->naxes = hwdata->naxes;
joystick->nballs = hwdata->nballs;
joystick->nbuttons = hwdata->nbuttons;
joystick->nhats = hwdata->nhats;
hwdata->opened = SDL_TRUE;
@ -396,9 +356,6 @@ VIRTUAL_JoystickUpdate(SDL_Joystick * joystick)
for (int i = 0; i < hwdata->naxes; ++i) {
SDL_PrivateJoystickAxis(joystick, i, hwdata->axes[i]);
}
for (int i = 0; i < hwdata->nballs; ++i) {
SDL_PrivateJoystickBall(joystick, i, hwdata->balls[i].xrel, hwdata->balls[i].yrel);
}
for (int i = 0; i < hwdata->nbuttons; ++i) {
SDL_PrivateJoystickButton(joystick, i, hwdata->buttons[i]);
}

7
src/joystick/virtual/SDL_sysjoystick_c.h
View File

@ -38,11 +38,6 @@ typedef struct joystick_hwdata
SDL_JoystickGUID guid;
int naxes;
Sint16 *axes;
int nballs;
struct {
Sint16 xrel;
Sint16 yrel;
} *balls;
int nbuttons;
Uint8 *buttons;
int nhats;
@ -54,14 +49,12 @@ typedef struct joystick_hwdata
int SDL_JoystickAttachVirtualInner(SDL_JoystickType type,
int naxes,
int nballs,
int nbuttons,
int nhats);
int SDL_JoystickDetachVirtualInner(int device_index);
int SDL_JoystickSetVirtualAxisInner(SDL_Joystick * joystick, int axis, Sint16 value);
int SDL_JoystickSetVirtualBallInner(SDL_Joystick * joystick, int ball, Sint16 xrel, Sint16 yrel);
int SDL_JoystickSetVirtualButtonInner(SDL_Joystick * joystick, int button, Uint8 value);
int SDL_JoystickSetVirtualHatInner(SDL_Joystick * joystick, int hat, Uint8 value);