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authorJacob Palecki <[email protected]>2020-09-02 21:13:18 -0700
committerJacob Palecki <[email protected]>2020-09-02 21:13:18 -0700
commit0b50f9c85568e5b8b6ee32e40990e39cfdf515b5 (patch)
treef921f780360640e3bedf676e076496f5ff821163 /common/accel-linear.hpp
parentMerge remote-tracking branch 'upstream/master' into master (diff)
downloadrawaccel-0b50f9c85568e5b8b6ee32e40990e39cfdf515b5.tar.xz
rawaccel-0b50f9c85568e5b8b6ee32e40990e39cfdf515b5.zip
Start adding gain offsets
Diffstat (limited to 'common/accel-linear.hpp')
-rw-r--r--common/accel-linear.hpp11
1 files changed, 9 insertions, 2 deletions
diff --git a/common/accel-linear.hpp b/common/accel-linear.hpp
index a943594..95ba261 100644
--- a/common/accel-linear.hpp
+++ b/common/accel-linear.hpp
@@ -7,11 +7,18 @@ namespace rawaccel {
/// <summary> Struct to hold linear acceleration implementation. </summary>
struct linear_impl {
double accel;
+ double offset;
+ double subtractive_const;
+ double divisive_const;
- linear_impl(const accel_args& args) : accel(args.accel) {}
+ linear_impl(const accel_args& args) : accel(args.accel), offset(args.offset) {
+ subtractive_const = 2 * accel * offset;
+ divisive_const = accel * offset * offset;
+ }
inline double operator()(double speed) const {
- return accel * speed;
+ double base_speed = speed + offset;
+ return accel * base_speed - subtractive_const + divisive_const / base_speed;
}
};