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Map SDL joystick movement to key presses for menu and PDA navigation like in Windows

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SRSaunders 2024-12-19 21:02:51 -05:00
parent 19946a4f4e
commit 6a7d1e0b22
1 changed files with 36 additions and 1 deletions
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37
neo/sys/sdl/sdl_events.cpp
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@ -703,13 +703,48 @@ sysEvent_t Sys_GetEvent()
continue;
case SDL_CONTROLLERAXISMOTION:
{
extern idCVar joy_deadZone;
static int controllerAxisRemap[][2] =
{
{K_JOY_STICK1_LEFT, K_JOY_STICK1_RIGHT}, // Left Stick X Axis: SDL_CONTROLLER_AXIS_LEFTX
{K_JOY_STICK1_UP, K_JOY_STICK1_DOWN}, // Left Stick Y Axis: SDL_CONTROLLER_AXIS_LEFTY
{K_JOY_STICK2_LEFT, K_JOY_STICK2_RIGHT}, // Right Stick X Axis: SDL_CONTROLLER_AXIS_RIGHTX
{K_JOY_STICK2_UP, K_JOY_STICK2_DOWN}, // Right Stick Y Axis: SDL_CONTROLLER_AXIS_RIGHTY
{K_NONE, K_NONE}, // Null padding: SDL_CONTROLLER_AXIS_TRIGGERLEFT
{K_NONE, K_NONE}, // Null padding: SDL_CONTROLLER_AXIS_TRIGGERRIGHT
};
res.evType = SE_JOYSTICK;
res.evValue = J_AXIS_LEFT_X + ( ev.caxis.axis - SDL_CONTROLLER_AXIS_LEFTX );
res.evValue2 = ev.caxis.value;
joystick_polls.Append( joystick_poll_t( res.evValue, res.evValue2 ) );
return res;
// SRS - Synthesize joystick axis key presses to enable navigation in game menus and the PDA
if( ev.caxis.axis <= SDL_CONTROLLER_AXIS_RIGHTY )
{
int axisIndex = ( ev.caxis.axis - SDL_CONTROLLER_AXIS_LEFTX );
bool stickNeg = static_cast<float>( ev.caxis.value ) / 32767.0f < - joy_deadZone.GetFloat();
bool stickPos = static_cast<float>( ev.caxis.value ) / 32767.0f > joy_deadZone.GetFloat();
if( buttonStates[controllerAxisRemap[axisIndex][0]] != stickNeg )
{
buttonStates[controllerAxisRemap[axisIndex][0]] = stickNeg;
res.evType = SE_KEY;
res.evValue = controllerAxisRemap[axisIndex][0];
res.evValue2 = stickNeg ? 1 : 0;
}
if( buttonStates[controllerAxisRemap[axisIndex][1]] != stickPos )
{
buttonStates[controllerAxisRemap[axisIndex][1]] = stickPos;
res.evType = SE_KEY;
res.evValue = controllerAxisRemap[axisIndex][1];
res.evValue2 = stickPos ? 1 : 0;
}
}
return res;
}
case SDL_CONTROLLERBUTTONDOWN:
case SDL_CONTROLLERBUTTONUP:
static int controllerButtonRemap[][2] =