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Added trackball support (hpsolo)

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pagefault
2001-04-25 04:08:32 +00:00
parent 961d69c307
commit d2119c1ad9
1 changed files with 29 additions and 1 deletions
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28
zsnes/src/linux/sdllink.c
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@@ -196,6 +196,34 @@ int Main_Proc(void)
MouseButton = MouseButton & ~event.button.button;
break;
/*
joystick trackball code untested; change the test values
if the motion is too sensitive (or not sensitive enough);
only the first trackball is supported for now. we could get
really general here, but this may break the format of 'pressed'
*/
case SDL_JOYBALLMOTION:
CurrentJoy = event.jball.which;
if (event.jball.jball == 0) {
if (event.jball.xrel < -100) {
pressed[0x100 + CurrentJoy*32 + 6] = 0;
pressed[0x100 + CurrentJoy*32 + 7] = 1;
}
if (event.jball.xrel > 100) {
pressed[0x100 + CurrentJoy*32 + 6] = 1;
pressed[0x100 + CurrentJoy*32 + 7] = 0;
}
if (event.jball.yrel < -100) {
pressed[0x100 + CurrentJoy*32 + 8] = 0;
pressed[0x100 + CurrentJoy*32 + 9] = 1;
}
if (event.jball.yrel > 100) {
pressed[0x100 + CurrentJoy*32 + 8] = 1;
pressed[0x100 + CurrentJoy*32 + 9] = 0;
}
}
break;
case SDL_JOYAXISMOTION:
CurrentJoy = event.jaxis.which;
for (j=0; j<3; j++) {