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- Instead of a huge switch statement, lets convert POV to axes by bitwise operations since we later assume we can do that for the button mapping anyways.

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SVN r3609 (trunk)
This commit is contained in:
Braden Obrzut 2012-05-01 01:53:59 +00:00
parent c676f97fd8
commit 9e26f3b7a4
1 changed files with 15 additions and 39 deletions
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48
src/sdl/i_joystick.cpp
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@ -170,45 +170,21 @@ public:
AxisInfo &y = Axes[NumAxes + i*2 + 1]; AxisInfo &y = Axes[NumAxes + i*2 + 1];
buttonstate = SDL_JoystickGetHat(Device, i); buttonstate = SDL_JoystickGetHat(Device, i);
switch(buttonstate)
{ // If we're going to assume that we can pass SDL's value into
case SDL_HAT_LEFTUP: // Joy_GenerateButtonEvents then we might as well assume the format here.
x.Value = -1.0; if(buttonstate & 0x1) // Up
y.Value = -1.0; y.Value = -1.0;
break; else if(buttonstate & 0x4) // Down
case SDL_HAT_LEFT: y.Value = 1.0;
else
y.Value = 0.0;
if(buttonstate & 0x2) // Left
x.Value = 1.0;
else if(buttonstate & 0x8) // Right
x.Value = -1.0; x.Value = -1.0;
y.Value = 0.0; else
break;
case SDL_HAT_LEFTDOWN:
x.Value = -1.0;
y.Value = 1.0;
break;
case SDL_HAT_RIGHTUP:
x.Value = 1.0;
y.Value = -1.0;
break;
case SDL_HAT_RIGHT:
x.Value = 1.0;
y.Value = 0.0;
break;
case SDL_HAT_RIGHTDOWN:
x.Value = 1.0;
y.Value = 1.0;
break;
case SDL_HAT_UP:
x.Value = 0.0; x.Value = 0.0;
y.Value = -1.0;
break;
case SDL_HAT_DOWN:
x.Value = 0.0;
y.Value = 1.0;
break;
default:
x.Value = 0.0;
y.Value = 0.0;
break;
}
if(i < 4) if(i < 4)
{ {