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d/ns: Add stub mesh generation code

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This commit is contained in:
Jakob Bornecrantz 2020-01-25 17:32:32 +00:00
parent 981fe55a27
commit 62addc7a9f
1 changed files with 49 additions and 4 deletions
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53
src/xrt/drivers/north_star/ns_hmd.c
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@ -42,6 +42,11 @@ struct ns_hmd
bool print_debug;
};
struct ns_mesh
{
struct u_uv_generator base;
};
/*
*
@ -147,6 +152,42 @@ ns_hmd_get_view_pose(struct xrt_device *xdev,
*out_pose = pose;
}
/*
*
* Mesh functions.
*
*/
static void
ns_mesh_calc(
struct u_uv_generator *gen, int view, float u, float v, float result[6])
{
struct ns_mesh *mesh = (struct ns_mesh *)gen;
(void)mesh; // Noop
result[0] = u;
result[1] = v;
result[2] = u;
result[3] = v;
result[4] = u;
result[5] = v;
}
static void
ns_mesh_destroy(struct u_uv_generator *gen)
{
struct ns_mesh *mesh = (struct ns_mesh *)gen;
(void)mesh; // Noop
}
/*
*
* Create function.
*
*/
struct xrt_device *
ns_hmd_create(bool print_spew, bool print_debug)
{
@ -189,10 +230,14 @@ ns_hmd_create(bool print_spew, bool print_debug)
u_var_add_root(ns, "North Star", true);
u_var_add_pose(ns, &ns->pose, "pose");
if (ns->base.hmd->distortion.preferred == XRT_DISTORTION_MODEL_NONE) {
// Setup the distortion mesh.
u_distortion_mesh_none(ns->base.hmd);
}
// Setup the distortion mesh.
struct ns_mesh mesh;
U_ZERO(&mesh);
mesh.base.calc = ns_mesh_calc;
mesh.base.destroy = ns_mesh_destroy;
// Do the mesh generation.
u_distortion_mesh_from_gen(&mesh.base, 2, ns->base.hmd);
return &ns->base;
}