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st/oxr: Implement cylinder layer

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Jakob Bornecrantz 2020-08-12 21:30:19 +01:00 committed by Jakob Bornecrantz
parent 7eeab2aca6
commit 8846c88eb1
1 changed files with 86 additions and 22 deletions
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108
src/xrt/state_trackers/oxr/oxr_session.c
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@ -1126,28 +1126,18 @@ convert_eye_visibility(XrSwapchainUsageFlags xr_visibility)
return visibility;
}
static XrResult
submit_quad_layer(struct oxr_session *sess,
struct xrt_compositor *xc,
struct oxr_logger *log,
XrCompositionLayerQuad *quad,
struct xrt_device *head,
struct xrt_pose *inv_offset,
uint64_t timestamp)
static bool
handle_space(struct oxr_logger *log,
struct oxr_session *sess,
struct oxr_space *spc,
const struct xrt_pose *pose_ptr,
const struct xrt_pose *inv_offset,
uint64_t timestamp,
struct xrt_pose *out_pose)
{
struct oxr_swapchain *sc = XRT_CAST_OXR_HANDLE_TO_PTR(
struct oxr_swapchain *, quad->subImage.swapchain);
struct oxr_space *spc =
XRT_CAST_OXR_HANDLE_TO_PTR(struct oxr_space *, quad->space);
enum xrt_layer_composition_flags flags =
convert_layer_flags(quad->layerFlags);
struct xrt_pose *pose_ptr = (struct xrt_pose *)&quad->pose;
struct xrt_pose pose = *pose_ptr;
if (spc->is_reference && spc->type == XR_REFERENCE_SPACE_TYPE_VIEW) {
flags |= XRT_LAYER_COMPOSITION_VIEW_SPACE_BIT;
// The space might have a pose, transform that in as well.
math_pose_transform(&spc->pose, &pose, &pose);
} else if (spc->is_reference) {
@ -1159,7 +1149,7 @@ submit_quad_layer(struct oxr_session *sess,
if (spc->type == XR_REFERENCE_SPACE_TYPE_LOCAL) {
if (!initial_head_relation_valid(sess)) {
return XR_SUCCESS;
return false;
}
math_pose_transform(&sess->initial_head_relation.pose,
&pose, &pose);
@ -1176,7 +1166,7 @@ submit_quad_layer(struct oxr_session *sess,
// If the input isn't active.
if (input == NULL) {
//! @todo just don't render the quad here?
return XR_SUCCESS;
return false;
}
uint64_t xdev_timestamp = 0;
@ -1198,6 +1188,41 @@ submit_quad_layer(struct oxr_session *sess,
math_pose_transform(inv_offset, &pose, &pose);
}
*out_pose = pose;
return true;
}
static XrResult
submit_quad_layer(struct oxr_session *sess,
struct xrt_compositor *xc,
struct oxr_logger *log,
XrCompositionLayerQuad *quad,
struct xrt_device *head,
struct xrt_pose *inv_offset,
uint64_t timestamp)
{
struct oxr_swapchain *sc = XRT_CAST_OXR_HANDLE_TO_PTR(
struct oxr_swapchain *, quad->subImage.swapchain);
struct oxr_space *spc =
XRT_CAST_OXR_HANDLE_TO_PTR(struct oxr_space *, quad->space);
enum xrt_layer_composition_flags flags =
convert_layer_flags(quad->layerFlags);
struct xrt_pose *pose_ptr = (struct xrt_pose *)&quad->pose;
struct xrt_pose pose;
if (!handle_space(log, sess, spc, pose_ptr, inv_offset, timestamp,
&pose)) {
return XR_SUCCESS;
}
if (spc->is_reference && spc->type == XR_REFERENCE_SPACE_TYPE_VIEW) {
flags |= XRT_LAYER_COMPOSITION_VIEW_SPACE_BIT;
}
struct xrt_layer_data data;
U_ZERO(&data);
data.type = XRT_LAYER_QUAD;
@ -1307,7 +1332,7 @@ submit_cube_layer(struct oxr_session *sess,
// Not implemented
}
static void
static XrResult
submit_cylinder_layer(struct oxr_session *sess,
struct xrt_compositor *xc,
struct oxr_logger *log,
@ -1316,7 +1341,46 @@ submit_cylinder_layer(struct oxr_session *sess,
struct xrt_pose *inv_offset,
uint64_t timestamp)
{
// Not implemented
struct oxr_swapchain *sc = XRT_CAST_OXR_HANDLE_TO_PTR(
struct oxr_swapchain *, cylinder->subImage.swapchain);
struct oxr_space *spc =
XRT_CAST_OXR_HANDLE_TO_PTR(struct oxr_space *, cylinder->space);
enum xrt_layer_composition_flags flags =
convert_layer_flags(cylinder->layerFlags);
enum xrt_layer_eye_visibility visibility =
convert_eye_visibility(cylinder->eyeVisibility);
struct xrt_pose *pose_ptr = (struct xrt_pose *)&cylinder->pose;
struct xrt_pose pose;
if (!handle_space(log, sess, spc, pose_ptr, inv_offset, timestamp,
&pose)) {
return XR_SUCCESS;
}
if (spc->is_reference && spc->type == XR_REFERENCE_SPACE_TYPE_VIEW) {
flags |= XRT_LAYER_COMPOSITION_VIEW_SPACE_BIT;
}
struct xrt_layer_data data;
U_ZERO(&data);
data.type = XRT_LAYER_CYLINDER;
data.name = XRT_INPUT_GENERIC_HEAD_POSE;
data.timestamp = timestamp;
data.flags = flags;
data.cylinder.visibility = visibility;
data.cylinder.sub.image_index = sc->released.index;
data.cylinder.sub.array_index = cylinder->subImage.imageArrayIndex;
data.cylinder.pose = pose;
data.cylinder.radius = cylinder->radius;
data.cylinder.central_angle = cylinder->centralAngle;
data.cylinder.aspect_ratio = cylinder->aspectRatio;
CALL_CHK(xrt_comp_layer_cylinder(xc, head, sc->swapchain, &data));
return XR_SUCCESS;
}
static void