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TLAC: proper raw input for PS4 controller slider

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This commit is contained in:
somewhatlurker
2020-08-12 22:34:21 +10:00
parent e20d4c6781
commit 8a5cb75954
5 changed files with 89 additions and 29 deletions
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source-code/source/plugins/TLAC/Components/Input/TouchSliderEmulator.cpp
+24 -27
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@@ -59,8 +59,22 @@ namespace TLAC::Components
usePs4OfficialSlider = configFile.GetBooleanValue("ps4_official_slider");
enableInMenus = configFile.GetBooleanValue("slider_in_menus");
if (!usePs4OfficialSlider)
if (usePs4OfficialSlider)
{
DualShock4* ds4 = DualShock4::GetInstance();
if (ds4 == nullptr)
DualShock4::rawMode = true; // set raw mode for future instances if no current instance
else
ds4->SetRawMode(true); // if is a current instance, set raw mode on it (also sets for future instances)
}
else
{
DualShock4* ds4 = DualShock4::GetInstance();
if (ds4 == nullptr)
DualShock4::rawMode = false; // set raw mode for future instances if no current instance
else
ds4->SetRawMode(false); // if is a current instance, set raw mode on it (also sets for future instances)
Config::BindConfigKeys(configFile.ConfigMap, "LEFT_SIDE_SLIDE_LEFT", *LeftSideSlideLeft, { "Q" });
Config::BindConfigKeys(configFile.ConfigMap, "LEFT_SIDE_SLIDE_RIGHT", *LeftSideSlideRight, { "E" });
@@ -93,33 +107,16 @@ namespace TLAC::Components
Joystick ls = ds4->GetLeftStick();
Joystick rs = ds4->GetRightStick();
// this looks bad because it is -- experimentally derived based on observed values
/*
0: -1
63: -0.507805
65: -0.492210
126: -0.015640
127: -0.007828
128: -0.000015
129: 0.000015
130: 0.007950
131: 0.015885
192: 0.500023
255: 1
*/
uint32_t state = 0;
uint8_t read;
//printf("left stick: %8.6f, %8.6f, ", ls.XAxis, ls.YAxis);
read = ls.XAxis < 0 ? ((ls.XAxis + 1.001) * 128) : 255 - (uint8_t)((-ls.XAxis + 1.001) * 126);
//printf("%d, ", (int)read);
state |= read ^ 0b10000000;
read = ls.YAxis < 0 ? ((ls.YAxis + 1.001) * 128) : 255 - (uint8_t)((-ls.YAxis + 1.001) * 126);
//printf("%d\n", (int)read);
state |= (read ^ 0b10000000) << 8;
read = rs.XAxis < 0 ? ((rs.XAxis + 1.001) * 128) : 255 - (uint8_t)((-rs.XAxis + 1.001) * 126);
state |= (read ^ 0b10000000) << 16;
read = rs.YAxis < 0 ? ((rs.YAxis + 1.001) * 128) : 255 - (uint8_t)((-rs.YAxis + 1.001) * 126);
state |= (read ^ 0b10000000) << 24;
// DualShock4 normalises sticks to floats -- this undoes that
//printf("left stick: %9.6f, %9.6f, ", ls.XAxis, ls.YAxis);
state |= (uint8_t)((ls.XAxis + 1.0 + 0.001) * 127.5) ^ 0b10000000; // 0.001 to prevent rounding errors
//printf("%d, ", (int)(state ^ 0b10000000));
state |= ((uint8_t)((ls.YAxis + 1.0 + 0.001) * 127.5) ^ 0b10000000) << 8;
//printf("%d\n", (int)((state >> 8) ^ 0b10000000));
state |= ((uint8_t)((rs.XAxis + 1.0 + 0.001) * 127.5) ^ 0b10000000) << 16;
state |= ((uint8_t)((rs.YAxis + 1.0 + 0.001) * 127.5) ^ 0b10000000) << 24;
ApplyBitfieldState(state);
}