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Merge pull request #119659 from dsnopek/openxr-frame-synthesis-failed-first-frame

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OpenXR: Fix `XR_ERROR_VALIDATION_FAILURE` on first frame with frame synthesis on Meta Quest
This commit is contained in:
Thaddeus Crews
2026-05-25 12:52:34 -05:00
parent 988497948b 45d6728eed
commit 92b674706c
1 changed files with 9 additions and 3 deletions
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modules/openxr/extensions/openxr_frame_synthesis_extension.cpp
+9 -3
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@@ -298,6 +298,9 @@ void OpenXRFrameSynthesisExtension::on_pre_draw_viewport(RID p_render_target) {
Quaternion delta_quat = delta_transform.basis.get_quaternion();
Vector3 delta_origin = delta_transform.origin;
float z_far = openxr_api->get_render_state_z_far();
float z_near = openxr_api->get_render_state_z_near();
// Z near/far can change per frame, so make sure we update this.
for (XrFrameSynthesisInfoEXT &frame_synthesis_info : render_state.frame_synthesis_info) {
frame_synthesis_info.layerFlags = render_state.relax_frame_interval ? XR_FRAME_SYNTHESIS_INFO_REQUEST_RELAXED_FRAME_INTERVAL_BIT_EXT : 0;
@@ -307,9 +310,12 @@ void OpenXRFrameSynthesisExtension::on_pre_draw_viewport(RID p_render_target) {
{ (float)delta_origin.x, (float)delta_origin.y, (float)delta_origin.z }
};
// Note: reverse-Z.
frame_synthesis_info.nearZ = openxr_api->get_render_state_z_far();
frame_synthesis_info.farZ = openxr_api->get_render_state_z_near();
// Ensure we only use valid near/far Z values.
if (z_far != z_near) {
// Note: reverse-Z.
frame_synthesis_info.nearZ = z_far;
frame_synthesis_info.farZ = z_near;
}
}
// Remember our transform.