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Diffstat (limited to 'modules/openxr/openxr_api.cpp')
-rw-r--r--modules/openxr/openxr_api.cpp107
1 files changed, 107 insertions, 0 deletions
diff --git a/modules/openxr/openxr_api.cpp b/modules/openxr/openxr_api.cpp
index 511d111aaf..827c8f715f 100644
--- a/modules/openxr/openxr_api.cpp
+++ b/modules/openxr/openxr_api.cpp
@@ -41,6 +41,7 @@
#endif
#ifdef ANDROID_ENABLED
+#define OPENXR_LOADER_NAME "libopenxr_loader.so"
#include "extensions/openxr_android_extension.h"
#endif
@@ -48,6 +49,7 @@
#include "extensions/openxr_vulkan_extension.h"
#endif
+#include "extensions/openxr_hand_tracking_extension.h"
#include "extensions/openxr_htc_vive_tracker_extension.h"
#include "extensions/openxr_palm_pose_extension.h"
@@ -299,6 +301,9 @@ bool OpenXRAPI::create_instance() {
0, // runtimeVersion, from here will be set by our get call
"" // runtimeName
};
+
+ OPENXR_API_INIT_XR_FUNC_V(xrGetInstanceProperties);
+
result = xrGetInstanceProperties(instance, &instanceProps);
if (XR_FAILED(result)) {
// not fatal probably
@@ -1007,9 +1012,94 @@ bool OpenXRAPI::is_running() {
return running;
}
+bool OpenXRAPI::openxr_loader_init() {
+#ifdef ANDROID_ENABLED
+ ERR_FAIL_COND_V_MSG(openxr_loader_library_handle != nullptr, false, "OpenXR Loader library is already loaded.");
+
+ {
+ Error error_code = OS::get_singleton()->open_dynamic_library(OPENXR_LOADER_NAME, openxr_loader_library_handle);
+ ERR_FAIL_COND_V_MSG(error_code != OK, false, "OpenXR loader not found.");
+ }
+
+ {
+ Error error_code = OS::get_singleton()->get_dynamic_library_symbol_handle(openxr_loader_library_handle, "xrGetInstanceProcAddr", (void *&)xrGetInstanceProcAddr);
+ ERR_FAIL_COND_V_MSG(error_code != OK, false, "Symbol xrGetInstanceProcAddr not found in OpenXR Loader library.");
+ }
+#endif
+
+ // Resolve the symbols that don't require an instance
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateInstance);
+ OPENXR_API_INIT_XR_FUNC_V(xrEnumerateApiLayerProperties);
+ OPENXR_API_INIT_XR_FUNC_V(xrEnumerateInstanceExtensionProperties);
+
+ return true;
+}
+
+bool OpenXRAPI::resolve_instance_openxr_symbols() {
+ ERR_FAIL_COND_V(instance == XR_NULL_HANDLE, false);
+
+ OPENXR_API_INIT_XR_FUNC_V(xrAcquireSwapchainImage);
+ OPENXR_API_INIT_XR_FUNC_V(xrApplyHapticFeedback);
+ OPENXR_API_INIT_XR_FUNC_V(xrAttachSessionActionSets);
+ OPENXR_API_INIT_XR_FUNC_V(xrBeginFrame);
+ OPENXR_API_INIT_XR_FUNC_V(xrBeginSession);
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateAction);
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateActionSet);
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateActionSpace);
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateReferenceSpace);
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateSession);
+ OPENXR_API_INIT_XR_FUNC_V(xrCreateSwapchain);
+ OPENXR_API_INIT_XR_FUNC_V(xrDestroyAction);
+ OPENXR_API_INIT_XR_FUNC_V(xrDestroyActionSet);
+ OPENXR_API_INIT_XR_FUNC_V(xrDestroyInstance);
+ OPENXR_API_INIT_XR_FUNC_V(xrDestroySession);
+ OPENXR_API_INIT_XR_FUNC_V(xrDestroySpace);
+ OPENXR_API_INIT_XR_FUNC_V(xrDestroySwapchain);
+ OPENXR_API_INIT_XR_FUNC_V(xrEndFrame);
+ OPENXR_API_INIT_XR_FUNC_V(xrEndSession);
+ OPENXR_API_INIT_XR_FUNC_V(xrEnumerateReferenceSpaces);
+ OPENXR_API_INIT_XR_FUNC_V(xrEnumerateSwapchainFormats);
+ OPENXR_API_INIT_XR_FUNC_V(xrEnumerateViewConfigurations);
+ OPENXR_API_INIT_XR_FUNC_V(xrEnumerateViewConfigurationViews);
+ OPENXR_API_INIT_XR_FUNC_V(xrGetActionStateBoolean);
+ OPENXR_API_INIT_XR_FUNC_V(xrGetActionStateFloat);
+ OPENXR_API_INIT_XR_FUNC_V(xrGetActionStateVector2f);
+ OPENXR_API_INIT_XR_FUNC_V(xrGetCurrentInteractionProfile);
+ OPENXR_API_INIT_XR_FUNC_V(xrGetSystem);
+ OPENXR_API_INIT_XR_FUNC_V(xrGetSystemProperties);
+ OPENXR_API_INIT_XR_FUNC_V(xrLocateViews);
+ OPENXR_API_INIT_XR_FUNC_V(xrLocateSpace);
+ OPENXR_API_INIT_XR_FUNC_V(xrPathToString);
+ OPENXR_API_INIT_XR_FUNC_V(xrPollEvent);
+ OPENXR_API_INIT_XR_FUNC_V(xrReleaseSwapchainImage);
+ OPENXR_API_INIT_XR_FUNC_V(xrResultToString);
+ OPENXR_API_INIT_XR_FUNC_V(xrStringToPath);
+ OPENXR_API_INIT_XR_FUNC_V(xrSuggestInteractionProfileBindings);
+ OPENXR_API_INIT_XR_FUNC_V(xrSyncActions);
+ OPENXR_API_INIT_XR_FUNC_V(xrWaitFrame);
+ OPENXR_API_INIT_XR_FUNC_V(xrWaitSwapchainImage);
+
+ return true;
+}
+
+XrResult OpenXRAPI::get_instance_proc_addr(const char *p_name, PFN_xrVoidFunction *p_addr) {
+ XrResult result = xrGetInstanceProcAddr(instance, p_name, p_addr);
+
+ if (result != XR_SUCCESS) {
+ String error_message = String("Symbol ") + p_name + " not found in OpenXR instance.";
+ ERR_FAIL_COND_V_MSG(true, result, error_message.utf8().get_data());
+ }
+
+ return result;
+}
+
bool OpenXRAPI::initialize(const String &p_rendering_driver) {
ERR_FAIL_COND_V_MSG(instance != XR_NULL_HANDLE, false, "OpenXR instance was already created");
+ if (!openxr_loader_init()) {
+ return false;
+ }
+
if (p_rendering_driver == "vulkan") {
#ifdef VULKAN_ENABLED
graphics_extension = memnew(OpenXRVulkanExtension(this));
@@ -1032,6 +1122,10 @@ bool OpenXRAPI::initialize(const String &p_rendering_driver) {
}
// initialize
+ for (OpenXRExtensionWrapper *wrapper : registered_extension_wrappers) {
+ wrapper->on_before_instance_created();
+ }
+
if (!load_layer_properties()) {
destroy_instance();
return false;
@@ -1047,6 +1141,11 @@ bool OpenXRAPI::initialize(const String &p_rendering_driver) {
return false;
}
+ if (!resolve_instance_openxr_symbols()) {
+ destroy_instance();
+ return false;
+ }
+
if (!get_system_info()) {
destroy_instance();
return false;
@@ -1664,6 +1763,7 @@ OpenXRAPI::OpenXRAPI() {
// register our other extensions
register_extension_wrapper(memnew(OpenXRPalmPoseExtension(this)));
register_extension_wrapper(memnew(OpenXRHTCViveTrackerExtension(this)));
+ register_extension_wrapper(memnew(OpenXRHandTrackingExtension(this)));
}
OpenXRAPI::~OpenXRAPI() {
@@ -1689,6 +1789,13 @@ OpenXRAPI::~OpenXRAPI() {
layer_properties = nullptr;
}
+#ifdef ANDROID_ENABLED
+ if (openxr_loader_library_handle) {
+ OS::get_singleton()->close_dynamic_library(openxr_loader_library_handle);
+ openxr_loader_library_handle = nullptr;
+ }
+#endif
+
singleton = nullptr;
}