C interface to math library. More...

#include "xrt/xrt_defines.h"

Include dependency graph for m_api.h:

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Macros
#define	MATH_GRAVITY_M_S2 (9.8066)
	Standard gravity acceleration constant. More...

Functions
size_t	math_hash_string (const char *str_c, size_t length)
	Generate a hash value from the given string, trailing zero not included. More...

void	math_quat_rotate_vec3 (const struct xrt_quat left, const struct xrt_vec3 right, struct xrt_vec3 *result)
	Rotate a vector. More...

void	math_quat_integrate_velocity (const struct xrt_quat quat, const struct xrt_vec3 ang_vel, float dt, struct xrt_quat *result)
	Integrate an angular velocity vector (exponential map) and apply to a quaternion. More...

void	math_quat_finite_difference (const struct xrt_quat quat0, const struct xrt_quat quat1, float dt, struct xrt_vec3 *out_ang_vel)
	Compute an angular velocity vector (exponential map format) by taking the finite difference of two quaternions. More...

void	math_matrix_3x3_transform_vec3 (const struct xrt_matrix_3x3 left, const struct xrt_vec3 right, struct xrt_vec3 *result)

bool	math_compute_fovs (double w_total, double w_1, double horizfov_total, double h_total, double h_1, double vertfov_total, struct xrt_fov *fov)
	Perform the computations from "Computing Half-Fields-Of-View from Simpler Display Models", to get half-FOVs from things we can retrieve from other APIs. More...

Detailed Description

C interface to math library.

Author: Jakob Bornecrantz jakob.nosp@m.@col.nosp@m.labor.nosp@m.a.co.nosp@m.m

Macros