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fix joystick calculations

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This commit is contained in:
Daryl Borth 2018-08-16 14:00:36 -06:00
parent 0628025164
commit 6857a8a9e5
1 changed files with 33 additions and 32 deletions
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65
source/gui/gui_trigger.cpp
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@ -94,53 +94,54 @@ void GuiTrigger::SetButtonOnlyInFocusTrigger(s32 ch, u32 wiibtns, u16 gcbtns)
s8 GuiTrigger::WPAD_Stick(u8 stick, int axis)
{
#ifdef HW_RVL
struct joystick_t* js = NULL;
float mag = 0.0;
float ang = 0.0;
switch (wpad->exp.type)
{
switch (wpad->exp.type) {
case WPAD_EXP_NUNCHUK:
case WPAD_EXP_GUITARHERO3:
if (stick == 0)
{
mag = wpad->exp.nunchuk.js.mag;
ang = wpad->exp.nunchuk.js.ang;
}
js = stick ? NULL : &wpad->exp.nunchuk.js;
break;
case WPAD_EXP_CLASSIC:
if (stick == 0)
{
mag = wpad->exp.classic.ljs.mag;
ang = wpad->exp.classic.ljs.ang;
}
else
{
mag = wpad->exp.classic.rjs.mag;
ang = wpad->exp.classic.rjs.ang;
}
js = stick ? &wpad->exp.classic.rjs : &wpad->exp.classic.ljs;
break;
default:
break;
}
/* calculate x/y value (angle need to be converted into radian) */
if (mag > 1.0) mag = 1.0;
else if (mag < -1.0) mag = -1.0;
double val;
if (js) {
int pos;
int min;
int max;
int center;
if(axis == 0) // x-axis
val = mag * sin((PI * ang)/180.0f);
else // y-axis
val = mag * cos((PI * ang)/180.0f);
if(axis == 1) {
pos = js->pos.y;
min = js->min.y;
max = js->max.y;
center = js->center.y;
}
else {
pos = js->pos.x;
min = js->min.x;
max = js->max.x;
center = js->center.x;
}
return (s8)(val * 128.0f);
if (pos > max) return 127;
if (pos < min) return -128;
#else
return 0;
pos -= center;
if (pos > 0) {
return (s8)(127.0 * ((float)pos / (float)(max - center)));
}
else {
return (s8)(128.0 * ((float)pos / (float)(center - min)));
}
}
#endif
return 0;
}
s8 GuiTrigger::WPAD_StickX(u8 stick)