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Flick Stick refactor

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Removed redundant calculations
This commit is contained in:
Jaime Moreira 2024-08-29 15:44:34 -04:00
parent f839596168
commit 13deb72b16
2 changed files with 30 additions and 28 deletions
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29
src/client/input/sdl2.c
View file

@ -1416,22 +1416,23 @@ IN_Move(usercmd_t *cmd)
// Flick Stick: flick in progress, changing the yaw angle to the target progressively
if (flick_progress < 1.0f)
{
float old = flick_progress;
float new = (float)(cls.realtime - started_flick) / FLICK_TIME;
float cur_progress = (float)(cls.realtime - started_flick) / FLICK_TIME;
if (new > 1.0f) new = 1.0f;
flick_progress = new;
if (cur_progress > 1.0f)
{
cur_progress = 1.0f;
}
else
{
// "Ease out" warp processing: f(x)=1-(1-x)^2 , 0 <= x <= 1
// http://gyrowiki.jibbsmart.com/blog:good-gyro-controls-part-2:the-flick-stick#toc0
cur_progress = 1.0f - cur_progress;
cur_progress *= cur_progress;
cur_progress = 1.0f - cur_progress;
}
// "Ease out" warp processing for both old and new progress
// http://gyrowiki.jibbsmart.com/blog:good-gyro-controls-part-2:the-flick-stick#toc0
old = 1.0f - old;
old *= old;
old = 1.0f - old;
new = 1.0f - new;
new *= new;
new = 1.0f - new;
cl.viewangles[YAW] += (new - old) * target_angle;
cl.viewangles[YAW] += (cur_progress - flick_progress) * target_angle;
flick_progress = cur_progress;
}
}

29
src/client/input/sdl3.c
View file

@ -1401,22 +1401,23 @@ IN_Move(usercmd_t *cmd)
// Flick Stick: flick in progress, changing the yaw angle to the target progressively
if (flick_progress < 1.0f)
{
float old = flick_progress;
float new = (float)(cls.realtime - started_flick) / FLICK_TIME;
float cur_progress = (float)(cls.realtime - started_flick) / FLICK_TIME;
if (new > 1.0f) new = 1.0f;
flick_progress = new;
if (cur_progress > 1.0f)
{
cur_progress = 1.0f;
}
else
{
// "Ease out" warp processing: f(x)=1-(1-x)^2 , 0 <= x <= 1
// http://gyrowiki.jibbsmart.com/blog:good-gyro-controls-part-2:the-flick-stick#toc0
cur_progress = 1.0f - cur_progress;
cur_progress *= cur_progress;
cur_progress = 1.0f - cur_progress;
}
// "Ease out" warp processing for both old and new progress
// http://gyrowiki.jibbsmart.com/blog:good-gyro-controls-part-2:the-flick-stick#toc0
old = 1.0f - old;
old *= old;
old = 1.0f - old;
new = 1.0f - new;
new *= new;
new = 1.0f - new;
cl.viewangles[YAW] += (new - old) * target_angle;
cl.viewangles[YAW] += (cur_progress - flick_progress) * target_angle;
flick_progress = cur_progress;
}
}