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libinput-private: constify inline helpers

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Signed-off-by: Konstantin Kharlamov <Hi-Angel@yandex.ru>
This commit is contained in:
Konstantin Kharlamov 2018-06-20 14:09:58 +03:00 • committed by Peter Hutterer
parent 58b47f122d
commit 061e504261
1 changed files with 10 additions and 10 deletions
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20
src/libinput-private.h
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@ -656,7 +656,7 @@ libinput_now(struct libinput *libinput)
}
static inline struct device_float_coords
device_delta(struct device_coords a, struct device_coords b)
device_delta(const struct device_coords a, const struct device_coords b)
{
struct device_float_coords delta;
@ -667,7 +667,7 @@ device_delta(struct device_coords a, struct device_coords b)
}
static inline struct device_float_coords
device_average(struct device_coords a, struct device_coords b)
device_average(const struct device_coords a, const struct device_coords b)
{
struct device_float_coords average;
@ -678,7 +678,7 @@ device_average(struct device_coords a, struct device_coords b)
}
static inline struct device_float_coords
device_float_delta(struct device_float_coords a, struct device_float_coords b)
device_float_delta(const struct device_float_coords a, const struct device_float_coords b)
{
struct device_float_coords delta;
@ -689,7 +689,7 @@ device_float_delta(struct device_float_coords a, struct device_float_coords b)
}
static inline struct device_float_coords
device_float_average(struct device_float_coords a, struct device_float_coords b)
device_float_average(const struct device_float_coords a, const struct device_float_coords b)
{
struct device_float_coords average;
@ -700,25 +700,25 @@ device_float_average(struct device_float_coords a, struct device_float_coords b)
}
static inline bool
device_float_is_zero(struct device_float_coords coords)
device_float_is_zero(const struct device_float_coords coords)
{
return coords.x == 0.0 && coords.y == 0.0;
}
static inline double
normalized_length(struct normalized_coords norm)
normalized_length(const struct normalized_coords norm)
{
return hypot(norm.x, norm.y);
}
static inline bool
normalized_is_zero(struct normalized_coords norm)
normalized_is_zero(const struct normalized_coords norm)
{
return norm.x == 0.0 && norm.y == 0.0;
}
static inline double
length_in_mm(struct phys_coords mm)
length_in_mm(const struct phys_coords mm)
{
return hypot(mm.x, mm.y);
}
@ -781,7 +781,7 @@ xy_get_direction(double x, double y)
}
static inline uint32_t
phys_get_direction(struct phys_coords mm)
phys_get_direction(const struct phys_coords mm)
{
return xy_get_direction(mm.x, mm.y);
}
@ -791,7 +791,7 @@ phys_get_direction(struct phys_coords mm)
* assumption: coordinates are normalized to one axis resolution.
*/
static inline uint32_t
device_float_get_direction(struct device_float_coords coords)
device_float_get_direction(const struct device_float_coords coords)
{
return xy_get_direction(coords.x, coords.y);
}