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d/ns: Fix 3D distortion FOV calc

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co-authored-by: Nico Zobernig <nico.zobernig@gmail.com>
This commit is contained in:
Moses Turner 2021-06-11 11:56:35 -05:00
parent bcadbea3aa
commit 3569e4f2ed
1 changed files with 7 additions and 8 deletions
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15
src/xrt/drivers/north_star/ns_hmd.c
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@ -8,6 +8,7 @@
* @author Nova King <technobaboo@gmail.com>
* @author Jakob Bornecrantz <jakob@collabora.com>
* @author Moses Turner <mosesturner@protonmail.com>
* @author Nico Zobernig <nico.zobernig@gmail.com>
* @ingroup drv_ns
*/
@ -328,14 +329,12 @@ ns_3d_mesh_calc(struct xrt_device *xdev, int view, float u, float v, struct xrt_
static void
ns_3d_fov_calculate(struct xrt_fov *fov, struct xrt_quat projection)
{ // All of these are wrong - gets "hidden" by the simple_fov making it look
// okay. Needs to be fixed.
fov->angle_up = projection.x; // atanf(fabsf(projection.x) /
// near_plane);
fov->angle_down = projection.y; // atanf(fabsf(projection.y) / near_plane);
fov->angle_left = projection.z; // atanf(fabsf(projection.z) / near_plane);
fov->angle_right = projection.w; // atanf(fabsf(projection.w) / near_plane);
{
// Million thanks to Nico Zobernig for figuring this out
fov->angle_left = atanf(projection.x);
fov->angle_right = atanf(projection.y);
fov->angle_up = atanf(projection.z);
fov->angle_down = atanf(projection.w);
}
/*