mirror of https://github.com/bjornbytes/lovr.git
1861 lines
70 KiB
C
1861 lines
70 KiB
C
#include "headset/headset.h"
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#include "data/blob.h"
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#include "event/event.h"
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#include "graphics/graphics.h"
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#include "graphics/canvas.h"
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#include "graphics/model.h"
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#include "graphics/texture.h"
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#include "core/os.h"
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#include "util.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <math.h>
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#if defined(_WIN32)
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#define XR_USE_PLATFORM_WIN32
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#define WIN32_LEAN_AND_MEAN
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#include <unknwn.h>
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#include <windows.h>
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#elif defined(__ANDROID__)
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#define XR_USE_PLATFORM_ANDROID
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#include <android_native_app_glue.h>
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#include <EGL/egl.h>
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#include <jni.h>
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#elif defined(LOVR_LINUX_X11)
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#define XR_USE_PLATFORM_XLIB
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typedef unsigned long XID;
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typedef struct Display Display;
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typedef XID GLXFBConfig;
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typedef XID GLXDrawable;
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typedef XID GLXContext;
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#elif defined(LOVR_LINUX_EGL)
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#define XR_USE_PLATFORM_EGL
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#define EGL_NO_X11
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#include <EGL/egl.h>
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#endif
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#if defined(LOVR_GL)
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#define XR_USE_GRAPHICS_API_OPENGL
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#define GRAPHICS_EXTENSION "XR_KHR_opengl_enable"
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#elif defined(LOVR_GLES)
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#define XR_USE_GRAPHICS_API_OPENGL_ES
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#define GRAPHICS_EXTENSION "XR_KHR_opengl_es_enable"
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#endif
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#define XR_NO_PROTOTYPES
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#include <openxr/openxr.h>
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#include <openxr/openxr_platform.h>
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#define XR(f) handleResult(f, __FILE__, __LINE__)
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#define XR_INIT(f) if (XR_FAILED(f)) return openxr_destroy(), false;
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#define SESSION_ACTIVE(s) (s >= XR_SESSION_STATE_READY && s <= XR_SESSION_STATE_FOCUSED)
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#define GL_SRGB8_ALPHA8 0x8C43
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#define MAX_IMAGES 4
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#if defined(_WIN32)
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HANDLE os_get_win32_window(void);
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HGLRC os_get_win32_context(void);
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#elif defined(__ANDROID__)
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struct ANativeActivity* os_get_activity(void);
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EGLDisplay os_get_egl_display(void);
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EGLContext os_get_egl_context(void);
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EGLConfig os_get_egl_config(void);
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#elif defined(LOVR_LINUX_X11)
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Display* os_get_x11_display(void);
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GLXDrawable os_get_glx_drawable(void);
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GLXContext os_get_glx_context(void);
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#elif defined(LOVR_LINUX_EGL)
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PFNEGLGETPROCADDRESSPROC os_get_egl_proc_addr(void);
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EGLDisplay os_get_egl_display(void);
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EGLContext os_get_egl_context(void);
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EGLConfig os_get_egl_config(void);
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#endif
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#define XR_FOREACH(X)\
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X(xrDestroyInstance)\
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X(xrPollEvent)\
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X(xrResultToString)\
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X(xrGetSystem)\
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X(xrGetSystemProperties)\
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X(xrCreateSession)\
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X(xrDestroySession)\
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X(xrCreateReferenceSpace)\
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X(xrGetReferenceSpaceBoundsRect)\
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X(xrCreateActionSpace)\
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X(xrLocateSpace)\
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X(xrDestroySpace)\
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X(xrEnumerateViewConfigurations)\
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X(xrEnumerateViewConfigurationViews)\
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X(xrCreateSwapchain)\
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X(xrDestroySwapchain)\
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X(xrEnumerateSwapchainImages)\
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X(xrAcquireSwapchainImage)\
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X(xrWaitSwapchainImage)\
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X(xrReleaseSwapchainImage)\
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X(xrBeginSession)\
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X(xrEndSession)\
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X(xrWaitFrame)\
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X(xrBeginFrame)\
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X(xrEndFrame)\
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X(xrLocateViews)\
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X(xrStringToPath)\
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X(xrCreateActionSet)\
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X(xrDestroyActionSet)\
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X(xrCreateAction)\
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X(xrDestroyAction)\
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X(xrSuggestInteractionProfileBindings)\
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X(xrAttachSessionActionSets)\
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X(xrGetActionStateBoolean)\
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X(xrGetActionStateFloat)\
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X(xrGetActionStatePose)\
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X(xrSyncActions)\
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X(xrApplyHapticFeedback)\
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X(xrCreateHandTrackerEXT)\
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X(xrDestroyHandTrackerEXT)\
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X(xrLocateHandJointsEXT)\
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X(xrGetHandMeshFB)\
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X(xrGetDisplayRefreshRateFB) \
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X(xrEnumerateDisplayRefreshRatesFB) \
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X(xrRequestDisplayRefreshRateFB)
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#define XR_DECLARE(fn) static PFN_##fn fn;
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#define XR_LOAD(fn) xrGetInstanceProcAddr(state.instance, #fn, (PFN_xrVoidFunction*) &fn);
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XRAPI_ATTR XrResult XRAPI_CALL xrGetInstanceProcAddr(XrInstance instance, const char* name, PFN_xrVoidFunction* function);
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XRAPI_ATTR XrResult XRAPI_CALL xrEnumerateInstanceExtensionProperties(const char* layerName, uint32_t propertyCapacityInput, uint32_t* propertyCountOutput, XrExtensionProperties* properties);
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XRAPI_ATTR XrResult XRAPI_CALL xrCreateInstance(const XrInstanceCreateInfo* createInfo, XrInstance* instance);
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XR_FOREACH(XR_DECLARE)
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enum {
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ACTION_HAND_POSE,
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ACTION_POINTER_POSE,
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ACTION_TRACKER_POSE,
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ACTION_GAZE_POSE,
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ACTION_TRIGGER_DOWN,
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ACTION_TRIGGER_TOUCH,
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ACTION_TRIGGER_AXIS,
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ACTION_TRACKPAD_DOWN,
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ACTION_TRACKPAD_TOUCH,
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ACTION_TRACKPAD_X,
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ACTION_TRACKPAD_Y,
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ACTION_THUMBSTICK_DOWN,
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ACTION_THUMBSTICK_TOUCH,
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ACTION_THUMBSTICK_X,
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ACTION_THUMBSTICK_Y,
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ACTION_MENU_DOWN,
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ACTION_MENU_TOUCH,
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ACTION_GRIP_DOWN,
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ACTION_GRIP_TOUCH,
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ACTION_GRIP_AXIS,
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ACTION_A_DOWN,
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ACTION_A_TOUCH,
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ACTION_B_DOWN,
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ACTION_B_TOUCH,
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ACTION_X_DOWN,
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ACTION_X_TOUCH,
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ACTION_Y_DOWN,
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ACTION_Y_TOUCH,
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ACTION_THUMBREST_TOUCH,
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ACTION_VIBRATE,
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MAX_ACTIONS
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};
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static struct {
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XrInstance instance;
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XrSystemId system;
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XrSession session;
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XrSessionState sessionState;
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XrSpace referenceSpace;
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XrReferenceSpaceType referenceSpaceType;
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XrSpace spaces[MAX_DEVICES];
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XrSwapchain swapchain;
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XrCompositionLayerProjection layers[1];
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XrCompositionLayerProjectionView layerViews[2];
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XrFrameState frameState;
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Canvas* canvases[MAX_IMAGES];
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double lastDisplayTime;
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uint32_t imageIndex;
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uint32_t imageCount;
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uint32_t msaa;
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uint32_t width;
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uint32_t height;
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float clipNear;
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float clipFar;
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float offset;
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bool waited;
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bool hasImage;
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XrActionSet actionSet;
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XrAction actions[MAX_ACTIONS];
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XrPath actionFilters[MAX_DEVICES];
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XrHandTrackerEXT handTrackers[2];
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struct {
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bool gaze;
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bool handTracking;
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bool handTrackingAim;
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bool handTrackingMesh;
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bool overlay;
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bool refreshRate;
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bool viveTrackers;
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} features;
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} state;
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static XrResult handleResult(XrResult result, const char* file, int line) {
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if (XR_FAILED(result)) {
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char message[XR_MAX_RESULT_STRING_SIZE];
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xrResultToString(state.instance, result, message);
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lovrThrow("OpenXR Error: %s at %s:%d", message, file, line);
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}
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return result;
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}
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static bool hasExtension(XrExtensionProperties* extensions, uint32_t count, const char* extension) {
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for (uint32_t i = 0; i < count; i++) {
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if (!strcmp(extensions[i].extensionName, extension)) {
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return true;
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}
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}
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return false;
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}
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static XrAction getPoseActionForDevice(Device device) {
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switch (device) {
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case DEVICE_HEAD:
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return XR_NULL_HANDLE; // Uses reference space
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case DEVICE_HAND_LEFT:
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case DEVICE_HAND_RIGHT:
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return state.actions[ACTION_HAND_POSE];
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case DEVICE_HAND_LEFT_POINT:
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case DEVICE_HAND_RIGHT_POINT:
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return state.actions[ACTION_POINTER_POSE];
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case DEVICE_ELBOW_LEFT:
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case DEVICE_ELBOW_RIGHT:
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case DEVICE_SHOULDER_LEFT:
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case DEVICE_SHOULDER_RIGHT:
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case DEVICE_CHEST:
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case DEVICE_WAIST:
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case DEVICE_KNEE_LEFT:
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case DEVICE_KNEE_RIGHT:
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case DEVICE_FOOT_LEFT:
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case DEVICE_FOOT_RIGHT:
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case DEVICE_CAMERA:
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case DEVICE_KEYBOARD:
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return state.actions[ACTION_TRACKER_POSE];
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case DEVICE_EYE_GAZE:
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return state.actions[ACTION_GAZE_POSE];
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default:
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return XR_NULL_HANDLE;
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}
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}
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// Hand trackers are created lazily because on some implementations xrCreateHandTrackerEXT will
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// return XR_ERROR_FEATURE_UNSUPPORTED if called too early.
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static XrHandTrackerEXT getHandTracker(Device device) {
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if (!state.features.handTracking || (device != DEVICE_HAND_LEFT && device != DEVICE_HAND_RIGHT)) {
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return XR_NULL_HANDLE;
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}
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XrHandTrackerEXT* tracker = &state.handTrackers[device == DEVICE_HAND_RIGHT];
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if (!*tracker) {
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XrHandTrackerCreateInfoEXT info = {
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.type = XR_TYPE_HAND_TRACKER_CREATE_INFO_EXT,
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.handJointSet = XR_HAND_JOINT_SET_DEFAULT_EXT,
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.hand = device == DEVICE_HAND_RIGHT ? XR_HAND_RIGHT_EXT : XR_HAND_LEFT_EXT
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};
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if (XR_FAILED(xrCreateHandTrackerEXT(state.session, &info, tracker))) {
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return XR_NULL_HANDLE;
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}
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}
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return *tracker;
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}
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static void openxr_destroy();
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static bool openxr_init(float supersample, float offset, uint32_t msaa, bool overlay) {
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state.msaa = msaa;
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state.offset = offset;
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#ifdef __ANDROID__
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static PFN_xrInitializeLoaderKHR xrInitializeLoaderKHR;
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XR_LOAD(xrInitializeLoaderKHR);
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if (!xrInitializeLoaderKHR) {
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return false;
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}
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ANativeActivity* activity = os_get_activity();
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XrLoaderInitInfoAndroidKHR loaderInfo = {
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.type = XR_TYPE_LOADER_INIT_INFO_ANDROID_KHR,
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.applicationVM = activity->vm,
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.applicationContext = activity->clazz
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};
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if (XR_FAILED(xrInitializeLoaderKHR((XrLoaderInitInfoBaseHeaderKHR*) &loaderInfo))) {
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return false;
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}
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#endif
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{ // Instance
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uint32_t extensionCount;
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XR_INIT(xrEnumerateInstanceExtensionProperties(NULL, 0, &extensionCount, NULL));
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XrExtensionProperties* extensionProperties = calloc(extensionCount, sizeof(*extensionProperties));
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lovrAssert(extensionProperties, "Out of memory");
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for (uint32_t i = 0; i < extensionCount; i++) extensionProperties[i].type = XR_TYPE_EXTENSION_PROPERTIES;
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xrEnumerateInstanceExtensionProperties(NULL, extensionCount, &extensionCount, extensionProperties);
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#ifdef __ANDROID__
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bool androidCreateInstanceExtension = false;
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#endif
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// Extensions without a feature are required
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struct { const char* name; bool* feature; bool disable; } extensions[] = {
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#ifdef __ANDROID__
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{ "XR_KHR_android_create_instance", &androidCreateInstanceExtension, false },
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#endif
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#ifdef LOVR_LINUX_EGL
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{ "XR_MNDX_egl_enable", NULL, false },
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#endif
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{ GRAPHICS_EXTENSION, NULL, false },
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{ "XR_EXT_eye_gaze_interaction", &state.features.gaze, false },
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{ "XR_EXT_hand_tracking", &state.features.handTracking, false },
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{ "XR_FB_display_refresh_rate", &state.features.refreshRate, false },
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{ "XR_FB_hand_tracking_aim", &state.features.handTrackingAim, false },
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{ "XR_FB_hand_tracking_mesh", &state.features.handTrackingMesh, false },
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{ "XR_EXTX_overlay", &state.features.overlay, !overlay },
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{ "XR_HTCX_vive_tracker_interaction", &state.features.viveTrackers, false },
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};
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uint32_t enabledExtensionCount = 0;
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const char* enabledExtensionNames[COUNTOF(extensions)];
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for (uint32_t i = 0; i < COUNTOF(extensions); i++) {
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if (extensions[i].disable) continue;
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if (!extensions[i].feature || hasExtension(extensionProperties, extensionCount, extensions[i].name)) {
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enabledExtensionNames[enabledExtensionCount++] = extensions[i].name;
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if (extensions[i].feature) *extensions[i].feature = true;
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}
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}
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free(extensionProperties);
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XrInstanceCreateInfo info = {
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.type = XR_TYPE_INSTANCE_CREATE_INFO,
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#ifdef __ANDROID__
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// harmless to include even if not available from runtime
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.next = &(XrInstanceCreateInfoAndroidKHR) {
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.type = XR_TYPE_INSTANCE_CREATE_INFO_ANDROID_KHR,
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.applicationVM = activity->vm,
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.applicationActivity = activity->clazz
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},
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#endif
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.applicationInfo.engineName = "LÖVR",
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.applicationInfo.engineVersion = (LOVR_VERSION_MAJOR << 24) + (LOVR_VERSION_MINOR << 16) + LOVR_VERSION_PATCH,
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.applicationInfo.applicationName = "LÖVR",
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.applicationInfo.applicationVersion = 0,
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.applicationInfo.apiVersion = XR_CURRENT_API_VERSION,
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.enabledExtensionCount = enabledExtensionCount,
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.enabledExtensionNames = enabledExtensionNames
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};
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XR_INIT(xrCreateInstance(&info, &state.instance));
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XR_FOREACH(XR_LOAD)
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}
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{ // System
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XrSystemGetInfo info = {
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.type = XR_TYPE_SYSTEM_GET_INFO,
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.formFactor = XR_FORM_FACTOR_HEAD_MOUNTED_DISPLAY
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};
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XR_INIT(xrGetSystem(state.instance, &info, &state.system));
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XrSystemEyeGazeInteractionPropertiesEXT eyeGazeProperties = {
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.type = XR_TYPE_SYSTEM_EYE_GAZE_INTERACTION_PROPERTIES_EXT,
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.supportsEyeGazeInteraction = false
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};
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XrSystemHandTrackingPropertiesEXT handTrackingProperties = {
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.type = XR_TYPE_SYSTEM_HAND_TRACKING_PROPERTIES_EXT,
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.supportsHandTracking = false
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};
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XrSystemProperties properties = {
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.type = XR_TYPE_SYSTEM_PROPERTIES
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};
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if (state.features.gaze) {
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eyeGazeProperties.next = properties.next;
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properties.next = &eyeGazeProperties;
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}
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if (state.features.handTracking) {
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handTrackingProperties.next = properties.next;
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properties.next = &handTrackingProperties;
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}
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XR_INIT(xrGetSystemProperties(state.instance, state.system, &properties));
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state.features.gaze = eyeGazeProperties.supportsEyeGazeInteraction;
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state.features.handTracking = handTrackingProperties.supportsHandTracking;
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uint32_t viewConfigurationCount;
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XrViewConfigurationType viewConfigurations[2];
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XR_INIT(xrEnumerateViewConfigurations(state.instance, state.system, 2, &viewConfigurationCount, viewConfigurations));
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uint32_t viewCount;
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XrViewConfigurationView views[2] = { [0].type = XR_TYPE_VIEW_CONFIGURATION_VIEW, [1].type = XR_TYPE_VIEW_CONFIGURATION_VIEW };
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XR_INIT(xrEnumerateViewConfigurationViews(state.instance, state.system, XR_VIEW_CONFIGURATION_TYPE_PRIMARY_STEREO, 0, &viewCount, NULL));
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XR_INIT(xrEnumerateViewConfigurationViews(state.instance, state.system, XR_VIEW_CONFIGURATION_TYPE_PRIMARY_STEREO, 2, &viewCount, views));
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if ( // Only 2 views are supported, and since they're rendered together they must be identical
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viewCount != 2 ||
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views[0].recommendedSwapchainSampleCount != views[1].recommendedSwapchainSampleCount ||
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views[0].recommendedImageRectWidth != views[1].recommendedImageRectWidth ||
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views[0].recommendedImageRectHeight != views[1].recommendedImageRectHeight
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) {
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openxr_destroy();
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return false;
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}
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state.width = MIN(views[0].recommendedImageRectWidth * supersample, views[0].maxImageRectWidth);
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state.height = MIN(views[0].recommendedImageRectHeight * supersample, views[0].maxImageRectHeight);
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}
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{ // Actions
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XrActionSetCreateInfo info = {
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.type = XR_TYPE_ACTION_SET_CREATE_INFO,
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.localizedActionSetName = "Default",
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.actionSetName = "default"
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};
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XR_INIT(xrCreateActionSet(state.instance, &info, &state.actionSet));
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// Subaction paths, for filtering actions by device
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XR_INIT(xrStringToPath(state.instance, "/user/hand/left", &state.actionFilters[DEVICE_HAND_LEFT]));
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XR_INIT(xrStringToPath(state.instance, "/user/hand/right", &state.actionFilters[DEVICE_HAND_RIGHT]));
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state.actionFilters[DEVICE_HAND_LEFT_POINT] = state.actionFilters[DEVICE_HAND_LEFT];
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state.actionFilters[DEVICE_HAND_RIGHT_POINT] = state.actionFilters[DEVICE_HAND_RIGHT];
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if (state.features.viveTrackers) {
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/left_elbow", &state.actionFilters[DEVICE_ELBOW_LEFT]));
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/right_elbow", &state.actionFilters[DEVICE_ELBOW_RIGHT]));
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/left_shoulder", &state.actionFilters[DEVICE_SHOULDER_LEFT]));
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/right_shoulder", &state.actionFilters[DEVICE_SHOULDER_RIGHT]));
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/chest", &state.actionFilters[DEVICE_CHEST]));
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/waist", &state.actionFilters[DEVICE_WAIST]));
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XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/left_knee", &state.actionFilters[DEVICE_KNEE_LEFT]));
|
|
XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/right_knee", &state.actionFilters[DEVICE_KNEE_RIGHT]));
|
|
XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/left_foot", &state.actionFilters[DEVICE_FOOT_LEFT]));
|
|
XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/right_foot", &state.actionFilters[DEVICE_FOOT_RIGHT]));
|
|
XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/camera", &state.actionFilters[DEVICE_CAMERA]));
|
|
XR_INIT(xrStringToPath(state.instance, "/user/vive_tracker_htcx/role/keyboard", &state.actionFilters[DEVICE_KEYBOARD]));
|
|
}
|
|
|
|
XrPath hands[] = {
|
|
state.actionFilters[DEVICE_HAND_LEFT],
|
|
state.actionFilters[DEVICE_HAND_RIGHT]
|
|
};
|
|
|
|
XrPath trackers[] = {
|
|
state.actionFilters[DEVICE_ELBOW_LEFT],
|
|
state.actionFilters[DEVICE_ELBOW_RIGHT],
|
|
state.actionFilters[DEVICE_SHOULDER_LEFT],
|
|
state.actionFilters[DEVICE_SHOULDER_RIGHT],
|
|
state.actionFilters[DEVICE_CHEST],
|
|
state.actionFilters[DEVICE_WAIST],
|
|
state.actionFilters[DEVICE_KNEE_LEFT],
|
|
state.actionFilters[DEVICE_KNEE_RIGHT],
|
|
state.actionFilters[DEVICE_FOOT_LEFT],
|
|
state.actionFilters[DEVICE_FOOT_RIGHT],
|
|
state.actionFilters[DEVICE_CAMERA],
|
|
state.actionFilters[DEVICE_KEYBOARD]
|
|
};
|
|
|
|
XrActionCreateInfo actionInfo[] = {
|
|
{ 0, NULL, "hand_pose", XR_ACTION_TYPE_POSE_INPUT, 2, hands, "Hand Pose" },
|
|
{ 0, NULL, "pointer_pose", XR_ACTION_TYPE_POSE_INPUT, 2, hands, "Pointer Pose" },
|
|
{ 0, NULL, "tracker_pose", XR_ACTION_TYPE_POSE_INPUT, 12, trackers, "Tracker Pose" },
|
|
{ 0, NULL, "gaze_pose", XR_ACTION_TYPE_POSE_INPUT, 0, NULL, "Gaze Pose" },
|
|
{ 0, NULL, "trigger_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Trigger Down" },
|
|
{ 0, NULL, "trigger_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Trigger Touch" },
|
|
{ 0, NULL, "trigger_axis" , XR_ACTION_TYPE_FLOAT_INPUT, 2, hands, "Trigger Axis" },
|
|
{ 0, NULL, "trackpad_down" , XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Trackpad Down" },
|
|
{ 0, NULL, "trackpad_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Trackpad Touch" },
|
|
{ 0, NULL, "trackpad_x", XR_ACTION_TYPE_FLOAT_INPUT, 2, hands, "Trackpad X" },
|
|
{ 0, NULL, "trackpad_y", XR_ACTION_TYPE_FLOAT_INPUT, 2, hands, "Trackpad Y" },
|
|
{ 0, NULL, "thumbstick_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Thumbstick Down" },
|
|
{ 0, NULL, "thumbstick_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Thumbstick Touch" },
|
|
{ 0, NULL, "thumbstick_x", XR_ACTION_TYPE_FLOAT_INPUT, 2, hands, "Thumbstick X" },
|
|
{ 0, NULL, "thumbstick_y", XR_ACTION_TYPE_FLOAT_INPUT, 2, hands, "Thumbstick Y" },
|
|
{ 0, NULL, "menu_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Menu Down" },
|
|
{ 0, NULL, "menu_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Menu Touch" },
|
|
{ 0, NULL, "grip_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Grip Down" },
|
|
{ 0, NULL, "grip_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Grip Touch" },
|
|
{ 0, NULL, "grip_axis", XR_ACTION_TYPE_FLOAT_INPUT, 2, hands, "Grip Axis" },
|
|
{ 0, NULL, "a_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "A Down" },
|
|
{ 0, NULL, "a_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "A Touch" },
|
|
{ 0, NULL, "b_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "B Down" },
|
|
{ 0, NULL, "b_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "B Touch" },
|
|
{ 0, NULL, "x_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "X Down" },
|
|
{ 0, NULL, "x_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "X Touch" },
|
|
{ 0, NULL, "y_down", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Y Down" },
|
|
{ 0, NULL, "y_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Y Touch" },
|
|
{ 0, NULL, "thumbrest_touch", XR_ACTION_TYPE_BOOLEAN_INPUT, 2, hands, "Thumbrest Touch" },
|
|
{ 0, NULL, "vibrate", XR_ACTION_TYPE_VIBRATION_OUTPUT, 2, hands, "Vibrate" }
|
|
};
|
|
|
|
static_assert(COUNTOF(actionInfo) == MAX_ACTIONS, "Unbalanced action table!");
|
|
|
|
if (!state.features.viveTrackers) {
|
|
actionInfo[ACTION_TRACKER_POSE].countSubactionPaths = 0;
|
|
}
|
|
|
|
if (!state.features.gaze) {
|
|
actionInfo[ACTION_GAZE_POSE].countSubactionPaths = 0;
|
|
}
|
|
|
|
for (uint32_t i = 0; i < MAX_ACTIONS; i++) {
|
|
actionInfo[i].type = XR_TYPE_ACTION_CREATE_INFO;
|
|
XR_INIT(xrCreateAction(state.actionSet, &actionInfo[i], &state.actions[i]));
|
|
}
|
|
|
|
enum {
|
|
PROFILE_SIMPLE,
|
|
PROFILE_VIVE,
|
|
PROFILE_TOUCH,
|
|
PROFILE_GO,
|
|
PROFILE_INDEX,
|
|
PROFILE_WMR,
|
|
PROFILE_TRACKER,
|
|
PROFILE_GAZE,
|
|
MAX_PROFILES
|
|
};
|
|
|
|
const char* interactionProfilePaths[] = {
|
|
[PROFILE_SIMPLE] = "/interaction_profiles/khr/simple_controller",
|
|
[PROFILE_VIVE] = "/interaction_profiles/htc/vive_controller",
|
|
[PROFILE_TOUCH] = "/interaction_profiles/oculus/touch_controller",
|
|
[PROFILE_GO] = "/interaction_profiles/oculus/go_controller",
|
|
[PROFILE_INDEX] = "/interaction_profiles/valve/index_controller",
|
|
[PROFILE_WMR] = "/interaction_profiles/microsoft/motion_controller",
|
|
[PROFILE_TRACKER] = "/interaction_profiles/htc/vive_tracker_htcx",
|
|
[PROFILE_GAZE] = "/interaction_profiles/ext/eye_gaze_interaction"
|
|
};
|
|
|
|
typedef struct {
|
|
int action;
|
|
const char* path;
|
|
} Binding;
|
|
|
|
Binding* bindings[] = {
|
|
[PROFILE_SIMPLE] = (Binding[]) {
|
|
{ ACTION_HAND_POSE, "/user/hand/left/input/grip/pose" },
|
|
{ ACTION_HAND_POSE, "/user/hand/right/input/grip/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/left/input/aim/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/right/input/aim/pose" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/left/input/select/click" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/right/input/select/click" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/left/input/menu/click" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/right/input/menu/click" },
|
|
{ ACTION_VIBRATE, "/user/hand/left/output/haptic" },
|
|
{ ACTION_VIBRATE, "/user/hand/right/output/haptic" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_VIVE] = (Binding[]) {
|
|
{ ACTION_HAND_POSE, "/user/hand/left/input/grip/pose" },
|
|
{ ACTION_HAND_POSE, "/user/hand/right/input/grip/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/left/input/aim/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/right/input/aim/pose" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/left/input/trigger/click" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/right/input/trigger/click" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/left/input/trigger/value" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/right/input/trigger/value" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/left/input/trackpad/click" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/right/input/trackpad/click" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/left/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/right/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/left/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/right/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/left/input/trackpad/y" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/right/input/trackpad/y" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/left/input/menu/click" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/right/input/menu/click" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/left/input/squeeze/click" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/right/input/squeeze/click" },
|
|
{ ACTION_VIBRATE, "/user/hand/left/output/haptic" },
|
|
{ ACTION_VIBRATE, "/user/hand/right/output/haptic" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_TOUCH] = (Binding[]) {
|
|
{ ACTION_HAND_POSE, "/user/hand/left/input/grip/pose" },
|
|
{ ACTION_HAND_POSE, "/user/hand/right/input/grip/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/left/input/aim/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/right/input/aim/pose" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/left/input/trigger/value" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/right/input/trigger/value" },
|
|
{ ACTION_TRIGGER_TOUCH, "/user/hand/left/input/trigger/touch" },
|
|
{ ACTION_TRIGGER_TOUCH, "/user/hand/right/input/trigger/touch" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/left/input/trigger/value" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/right/input/trigger/value" },
|
|
{ ACTION_THUMBSTICK_DOWN, "/user/hand/left/input/thumbstick/click" },
|
|
{ ACTION_THUMBSTICK_DOWN, "/user/hand/right/input/thumbstick/click" },
|
|
{ ACTION_THUMBSTICK_TOUCH, "/user/hand/left/input/thumbstick/touch" },
|
|
{ ACTION_THUMBSTICK_TOUCH, "/user/hand/right/input/thumbstick/touch" },
|
|
{ ACTION_THUMBSTICK_X, "/user/hand/left/input/thumbstick/x" },
|
|
{ ACTION_THUMBSTICK_X, "/user/hand/right/input/thumbstick/x" },
|
|
{ ACTION_THUMBSTICK_Y, "/user/hand/left/input/thumbstick/y" },
|
|
{ ACTION_THUMBSTICK_Y, "/user/hand/right/input/thumbstick/y" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/left/input/menu/click" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/right/input/system/click" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/left/input/squeeze/value" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/right/input/squeeze/value" },
|
|
{ ACTION_GRIP_AXIS, "/user/hand/left/input/squeeze/value" },
|
|
{ ACTION_GRIP_AXIS, "/user/hand/right/input/squeeze/value" },
|
|
{ ACTION_A_DOWN, "/user/hand/right/input/a/click" },
|
|
{ ACTION_A_TOUCH, "/user/hand/right/input/a/touch" },
|
|
{ ACTION_B_DOWN, "/user/hand/right/input/b/click" },
|
|
{ ACTION_B_TOUCH, "/user/hand/right/input/b/touch" },
|
|
{ ACTION_X_DOWN, "/user/hand/left/input/x/click" },
|
|
{ ACTION_X_TOUCH, "/user/hand/left/input/x/touch" },
|
|
{ ACTION_Y_DOWN, "/user/hand/left/input/y/click" },
|
|
{ ACTION_Y_TOUCH, "/user/hand/left/input/y/touch" },
|
|
{ ACTION_THUMBREST_TOUCH, "/user/hand/left/input/thumbrest/touch" },
|
|
{ ACTION_THUMBREST_TOUCH, "/user/hand/right/input/thumbrest/touch" },
|
|
{ ACTION_VIBRATE, "/user/hand/left/output/haptic" },
|
|
{ ACTION_VIBRATE, "/user/hand/right/output/haptic" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_GO] = (Binding[]) {
|
|
{ ACTION_HAND_POSE, "/user/hand/left/input/grip/pose" },
|
|
{ ACTION_HAND_POSE, "/user/hand/right/input/grip/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/left/input/aim/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/right/input/aim/pose" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/left/input/trigger/click" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/right/input/trigger/click" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/left/input/trackpad/click" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/right/input/trackpad/click" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/left/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/right/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/left/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/right/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/left/input/trackpad/y" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/right/input/trackpad/y" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_INDEX] = (Binding[]) {
|
|
{ ACTION_HAND_POSE, "/user/hand/left/input/grip/pose" },
|
|
{ ACTION_HAND_POSE, "/user/hand/right/input/grip/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/left/input/aim/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/right/input/aim/pose" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/left/input/trigger/click" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/right/input/trigger/click" },
|
|
{ ACTION_TRIGGER_TOUCH, "/user/hand/left/input/trigger/touch" },
|
|
{ ACTION_TRIGGER_TOUCH, "/user/hand/right/input/trigger/touch" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/left/input/trigger/value" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/right/input/trigger/value" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/left/input/trackpad/force" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/right/input/trackpad/force" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/left/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/right/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/left/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/right/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/left/input/trackpad/y" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/right/input/trackpad/y" },
|
|
{ ACTION_THUMBSTICK_DOWN, "/user/hand/left/input/thumbstick/click" },
|
|
{ ACTION_THUMBSTICK_DOWN, "/user/hand/right/input/thumbstick/click" },
|
|
{ ACTION_THUMBSTICK_TOUCH, "/user/hand/left/input/thumbstick/touch" },
|
|
{ ACTION_THUMBSTICK_TOUCH, "/user/hand/right/input/thumbstick/touch" },
|
|
{ ACTION_THUMBSTICK_X, "/user/hand/left/input/thumbstick/x" },
|
|
{ ACTION_THUMBSTICK_X, "/user/hand/right/input/thumbstick/x" },
|
|
{ ACTION_THUMBSTICK_Y, "/user/hand/left/input/thumbstick/y" },
|
|
{ ACTION_THUMBSTICK_Y, "/user/hand/right/input/thumbstick/y" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/left/input/squeeze/force" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/right/input/squeeze/force" },
|
|
{ ACTION_GRIP_TOUCH, "/user/hand/left/input/squeeze/value" },
|
|
{ ACTION_GRIP_TOUCH, "/user/hand/right/input/squeeze/value" },
|
|
{ ACTION_GRIP_AXIS, "/user/hand/left/input/squeeze/force" },
|
|
{ ACTION_GRIP_AXIS, "/user/hand/right/input/squeeze/force" },
|
|
{ ACTION_A_DOWN, "/user/hand/left/input/a/click" },
|
|
{ ACTION_A_DOWN, "/user/hand/right/input/a/click" },
|
|
{ ACTION_A_TOUCH, "/user/hand/left/input/a/touch" },
|
|
{ ACTION_A_TOUCH, "/user/hand/right/input/a/touch" },
|
|
{ ACTION_B_DOWN, "/user/hand/left/input/b/click" },
|
|
{ ACTION_B_DOWN, "/user/hand/right/input/b/click" },
|
|
{ ACTION_B_TOUCH, "/user/hand/left/input/b/touch" },
|
|
{ ACTION_B_TOUCH, "/user/hand/right/input/b/touch" },
|
|
{ ACTION_VIBRATE, "/user/hand/left/output/haptic" },
|
|
{ ACTION_VIBRATE, "/user/hand/right/output/haptic" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_WMR] = (Binding[]) {
|
|
{ ACTION_HAND_POSE, "/user/hand/left/input/grip/pose" },
|
|
{ ACTION_HAND_POSE, "/user/hand/right/input/grip/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/left/input/aim/pose" },
|
|
{ ACTION_POINTER_POSE, "/user/hand/right/input/aim/pose" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/left/input/trigger/value" },
|
|
{ ACTION_TRIGGER_DOWN, "/user/hand/right/input/trigger/value" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/left/input/trigger/value" },
|
|
{ ACTION_TRIGGER_AXIS, "/user/hand/right/input/trigger/value" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/left/input/trackpad/click" },
|
|
{ ACTION_TRACKPAD_DOWN, "/user/hand/right/input/trackpad/click" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/left/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_TOUCH, "/user/hand/right/input/trackpad/touch" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/left/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_X, "/user/hand/right/input/trackpad/x" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/left/input/trackpad/y" },
|
|
{ ACTION_TRACKPAD_Y, "/user/hand/right/input/trackpad/y" },
|
|
{ ACTION_THUMBSTICK_DOWN, "/user/hand/left/input/thumbstick/click" },
|
|
{ ACTION_THUMBSTICK_DOWN, "/user/hand/right/input/thumbstick/click" },
|
|
{ ACTION_THUMBSTICK_X, "/user/hand/left/input/thumbstick/x" },
|
|
{ ACTION_THUMBSTICK_X, "/user/hand/right/input/thumbstick/x" },
|
|
{ ACTION_THUMBSTICK_Y, "/user/hand/left/input/thumbstick/y" },
|
|
{ ACTION_THUMBSTICK_Y, "/user/hand/right/input/thumbstick/y" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/left/input/menu/click" },
|
|
{ ACTION_MENU_DOWN, "/user/hand/right/input/menu/click" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/left/input/squeeze/click" },
|
|
{ ACTION_GRIP_DOWN, "/user/hand/right/input/squeeze/click" },
|
|
{ ACTION_GRIP_AXIS, "/user/hand/left/input/squeeze/click" },
|
|
{ ACTION_GRIP_AXIS, "/user/hand/right/input/squeeze/click" },
|
|
{ ACTION_VIBRATE, "/user/hand/left/output/haptic" },
|
|
{ ACTION_VIBRATE, "/user/hand/right/output/haptic" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_TRACKER] = (Binding[]) {
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/left_elbow/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/right_elbow/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/left_shoulder/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/right_shoulder/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/chest/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/waist/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/left_knee/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/right_knee/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/left_foot/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/right_foot/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/camera/input/grip/pose" },
|
|
{ ACTION_TRACKER_POSE, "/user/vive_tracker_htcx/role/keyboard/input/grip/pose" },
|
|
{ 0, NULL }
|
|
},
|
|
[PROFILE_GAZE] = (Binding[]) {
|
|
{ ACTION_GAZE_POSE, "/user/eyes_ext/input/gaze_ext/pose" },
|
|
{ 0, NULL }
|
|
}
|
|
};
|
|
|
|
// Don't suggest bindings for unsupported input profiles
|
|
if (!state.features.viveTrackers) {
|
|
bindings[PROFILE_TRACKER][0].path = NULL;
|
|
}
|
|
|
|
if (!state.features.gaze) {
|
|
bindings[PROFILE_GAZE][0].path = NULL;
|
|
}
|
|
|
|
XrPath path;
|
|
XrActionSuggestedBinding suggestedBindings[64];
|
|
for (uint32_t i = 0, count = 0; i < MAX_PROFILES; i++, count = 0) {
|
|
for (uint32_t j = 0; bindings[i][j].path; j++, count++) {
|
|
XR_INIT(xrStringToPath(state.instance, bindings[i][j].path, &path));
|
|
suggestedBindings[j].action = state.actions[bindings[i][j].action];
|
|
suggestedBindings[j].binding = path;
|
|
}
|
|
|
|
if (count > 0) {
|
|
XR_INIT(xrStringToPath(state.instance, interactionProfilePaths[i], &path));
|
|
XR_INIT(xrSuggestInteractionProfileBindings(state.instance, &(XrInteractionProfileSuggestedBinding) {
|
|
.type = XR_TYPE_INTERACTION_PROFILE_SUGGESTED_BINDING,
|
|
.interactionProfile = path,
|
|
.countSuggestedBindings = count,
|
|
.suggestedBindings = suggestedBindings
|
|
}));
|
|
}
|
|
}
|
|
}
|
|
|
|
state.clipNear = .1f;
|
|
state.clipFar = 100.f;
|
|
state.frameState.type = XR_TYPE_FRAME_STATE;
|
|
return true;
|
|
}
|
|
|
|
static void openxr_start(void) {
|
|
{ // Session
|
|
#if defined(LOVR_GL)
|
|
XrGraphicsRequirementsOpenGLKHR requirements = { .type = XR_TYPE_GRAPHICS_REQUIREMENTS_OPENGL_KHR, NULL };
|
|
PFN_xrGetOpenGLGraphicsRequirementsKHR xrGetOpenGLGraphicsRequirementsKHR;
|
|
XR_LOAD(xrGetOpenGLGraphicsRequirementsKHR);
|
|
xrGetOpenGLGraphicsRequirementsKHR(state.instance, state.system, &requirements);
|
|
// TODO validate OpenGL versions, potentially in init
|
|
#elif defined(LOVR_GLES)
|
|
XrGraphicsRequirementsOpenGLESKHR requirements = { .type = XR_TYPE_GRAPHICS_REQUIREMENTS_OPENGL_ES_KHR, NULL };
|
|
PFN_xrGetOpenGLESGraphicsRequirementsKHR xrGetOpenGLESGraphicsRequirementsKHR;
|
|
XR_LOAD(xrGetOpenGLESGraphicsRequirementsKHR);
|
|
xrGetOpenGLESGraphicsRequirementsKHR(state.instance, state.system, &requirements);
|
|
// TODO validate OpenGLES versions, potentially in init
|
|
#endif
|
|
|
|
#if defined(_WIN32) && defined(LOVR_GL)
|
|
XrGraphicsBindingOpenGLWin32KHR graphicsBinding = {
|
|
.type = XR_TYPE_GRAPHICS_BINDING_OPENGL_WIN32_KHR,
|
|
.hDC = GetDC(os_get_win32_window()),
|
|
.hGLRC = os_get_win32_context()
|
|
};
|
|
#elif defined(__ANDROID__) && defined(LOVR_GLES)
|
|
XrGraphicsBindingOpenGLESAndroidKHR graphicsBinding = {
|
|
.type = XR_TYPE_GRAPHICS_BINDING_OPENGL_ES_ANDROID_KHR,
|
|
.display = os_get_egl_display(),
|
|
.config = os_get_egl_config(),
|
|
.context = os_get_egl_context()
|
|
};
|
|
#elif defined(LOVR_LINUX_X11)
|
|
XrGraphicsBindingOpenGLXlibKHR graphicsBinding = {
|
|
.type = XR_TYPE_GRAPHICS_BINDING_OPENGL_XLIB_KHR,
|
|
.next = NULL,
|
|
.xDisplay = os_get_x11_display(),
|
|
.visualid = 0,
|
|
.glxFBConfig = 0,
|
|
.glxDrawable = os_get_glx_drawable(),
|
|
.glxContext = os_get_glx_context(),
|
|
};
|
|
#elif defined(LOVR_LINUX_EGL)
|
|
XrGraphicsBindingEGLMNDX graphicsBinding = {
|
|
.type = XR_TYPE_GRAPHICS_BINDING_EGL_MNDX,
|
|
.next = NULL,
|
|
.getProcAddress = os_get_egl_proc_addr(),
|
|
.display = os_get_egl_display(),
|
|
.config = os_get_egl_config(),
|
|
.context = os_get_egl_context(),
|
|
};
|
|
#else
|
|
#error "Unsupported OpenXR platform/graphics combination"
|
|
#endif
|
|
|
|
XrSessionCreateInfo info = {
|
|
.type = XR_TYPE_SESSION_CREATE_INFO,
|
|
.next = &graphicsBinding,
|
|
.systemId = state.system
|
|
};
|
|
|
|
#ifdef XR_EXTX_overlay
|
|
XrSessionCreateInfoOverlayEXTX overlayInfo = {
|
|
.type = XR_TYPE_SESSION_CREATE_INFO_OVERLAY_EXTX,
|
|
.next = info.next
|
|
};
|
|
|
|
if (state.features.overlay) {
|
|
info.next = &overlayInfo;
|
|
}
|
|
#endif
|
|
|
|
XrSessionActionSetsAttachInfo attachInfo = {
|
|
.type = XR_TYPE_SESSION_ACTION_SETS_ATTACH_INFO,
|
|
.countActionSets = 1,
|
|
.actionSets = &state.actionSet
|
|
};
|
|
|
|
XR(xrCreateSession(state.instance, &info, &state.session));
|
|
XR(xrAttachSessionActionSets(state.session, &attachInfo));
|
|
}
|
|
|
|
{ // Spaaace
|
|
|
|
// Main reference space (can be stage or local)
|
|
XrReferenceSpaceCreateInfo info = {
|
|
.type = XR_TYPE_REFERENCE_SPACE_CREATE_INFO,
|
|
.referenceSpaceType = XR_REFERENCE_SPACE_TYPE_STAGE,
|
|
.poseInReferenceSpace = { { 0.f, 0.f, 0.f, 1.f }, { 0.f, 0.f, 0.f } }
|
|
};
|
|
|
|
if (XR_FAILED(xrCreateReferenceSpace(state.session, &info, &state.referenceSpace))) {
|
|
info.referenceSpaceType = XR_REFERENCE_SPACE_TYPE_LOCAL;
|
|
info.poseInReferenceSpace.position.y = -state.offset;
|
|
XR(xrCreateReferenceSpace(state.session, &info, &state.referenceSpace));
|
|
}
|
|
|
|
state.referenceSpaceType = info.referenceSpaceType;
|
|
|
|
// Head space (for head pose)
|
|
XrReferenceSpaceCreateInfo headSpaceInfo = {
|
|
.type = XR_TYPE_REFERENCE_SPACE_CREATE_INFO,
|
|
.referenceSpaceType = XR_REFERENCE_SPACE_TYPE_VIEW,
|
|
.poseInReferenceSpace = { { 0.f, 0.f, 0.f, 1.f }, { 0.f, 0.f, 0.f } }
|
|
};
|
|
|
|
XR(xrCreateReferenceSpace(state.session, &headSpaceInfo, &state.spaces[DEVICE_HEAD]));
|
|
|
|
XrActionSpaceCreateInfo actionSpaceInfo = {
|
|
.type = XR_TYPE_ACTION_SPACE_CREATE_INFO,
|
|
.poseInActionSpace = { { 0.f, 0.f, 0.f, 1.f }, { 0.f, 0.f, 0.f } }
|
|
};
|
|
|
|
for (uint32_t i = 0; i < MAX_DEVICES; i++) {
|
|
actionSpaceInfo.action = getPoseActionForDevice(i);
|
|
actionSpaceInfo.subactionPath = state.actionFilters[i];
|
|
|
|
if (!actionSpaceInfo.action) {
|
|
continue;
|
|
}
|
|
|
|
XR(xrCreateActionSpace(state.session, &actionSpaceInfo, &state.spaces[i]));
|
|
}
|
|
}
|
|
|
|
{ // Swapchain
|
|
#if defined(XR_USE_GRAPHICS_API_OPENGL)
|
|
TextureType textureType = TEXTURE_2D;
|
|
uint32_t width = state.width * 2;
|
|
uint32_t arraySize = 1;
|
|
XrSwapchainImageOpenGLKHR images[MAX_IMAGES];
|
|
for (uint32_t i = 0; i < MAX_IMAGES; i++) {
|
|
images[i].type = XR_TYPE_SWAPCHAIN_IMAGE_OPENGL_KHR;
|
|
images[i].next = NULL;
|
|
}
|
|
#elif defined(XR_USE_GRAPHICS_API_OPENGL_ES)
|
|
TextureType textureType = TEXTURE_ARRAY;
|
|
uint32_t width = state.width;
|
|
uint32_t arraySize = 2;
|
|
XrSwapchainImageOpenGLESKHR images[MAX_IMAGES];
|
|
for (uint32_t i = 0; i < MAX_IMAGES; i++) {
|
|
images[i].type = XR_TYPE_SWAPCHAIN_IMAGE_OPENGL_ES_KHR;
|
|
images[i].next = NULL;
|
|
}
|
|
#endif
|
|
|
|
XrSwapchainCreateInfo info = {
|
|
.type = XR_TYPE_SWAPCHAIN_CREATE_INFO,
|
|
.usageFlags = XR_SWAPCHAIN_USAGE_COLOR_ATTACHMENT_BIT | XR_SWAPCHAIN_USAGE_SAMPLED_BIT,
|
|
.format = GL_SRGB8_ALPHA8,
|
|
.width = width,
|
|
.height = state.height,
|
|
.sampleCount = 1,
|
|
.faceCount = 1,
|
|
.arraySize = arraySize,
|
|
.mipCount = 1
|
|
};
|
|
|
|
XR(xrCreateSwapchain(state.session, &info, &state.swapchain));
|
|
XR(xrEnumerateSwapchainImages(state.swapchain, MAX_IMAGES, &state.imageCount, (XrSwapchainImageBaseHeader*) images));
|
|
|
|
CanvasFlags flags = { .depth = { true, false, FORMAT_D24S8 }, .stereo = true, .mipmaps = false, .msaa = state.msaa };
|
|
for (uint32_t i = 0; i < state.imageCount; i++) {
|
|
Texture* texture = lovrTextureCreateFromHandle(images[i].image, textureType, arraySize, state.msaa);
|
|
state.canvases[i] = lovrCanvasCreate(state.width, state.height, flags);
|
|
lovrCanvasSetAttachments(state.canvases[i], &(Attachment) { texture, 0, 0 }, 1);
|
|
lovrRelease(texture, lovrTextureDestroy);
|
|
}
|
|
|
|
XrCompositionLayerFlags layerFlags = 0;
|
|
|
|
if (state.features.overlay) {
|
|
layerFlags = XR_COMPOSITION_LAYER_BLEND_TEXTURE_SOURCE_ALPHA_BIT | XR_COMPOSITION_LAYER_UNPREMULTIPLIED_ALPHA_BIT;
|
|
}
|
|
|
|
// Pre-init composition layer
|
|
state.layers[0] = (XrCompositionLayerProjection) {
|
|
.type = XR_TYPE_COMPOSITION_LAYER_PROJECTION,
|
|
.space = state.referenceSpace,
|
|
.layerFlags = layerFlags,
|
|
.viewCount = 2,
|
|
.views = state.layerViews
|
|
};
|
|
|
|
// Pre-init composition layer views
|
|
state.layerViews[0] = (XrCompositionLayerProjectionView) {
|
|
.type = XR_TYPE_COMPOSITION_LAYER_PROJECTION_VIEW,
|
|
.subImage = { state.swapchain, { { 0, 0 }, { state.width, state.height } }, 0 }
|
|
};
|
|
|
|
// Copy the left view to the right view and offset either the viewport or array index
|
|
state.layerViews[1] = state.layerViews[0];
|
|
#if defined(XR_USE_GRAPHICS_API_OPENGL)
|
|
state.layerViews[1].subImage.imageRect.offset.x += state.width;
|
|
#elif defined(XR_USE_GRAPHICS_API_OPENGL_ES)
|
|
state.layerViews[1].subImage.imageArrayIndex = 1;
|
|
#endif
|
|
}
|
|
|
|
os_window_set_vsync(0);
|
|
}
|
|
|
|
static void openxr_destroy(void) {
|
|
for (uint32_t i = 0; i < state.imageCount; i++) {
|
|
lovrRelease(state.canvases[i], lovrCanvasDestroy);
|
|
}
|
|
|
|
for (size_t i = 0; i < MAX_ACTIONS; i++) {
|
|
if (state.actions[i]) {
|
|
xrDestroyAction(state.actions[i]);
|
|
}
|
|
}
|
|
|
|
for (size_t i = 0; i < MAX_DEVICES; i++) {
|
|
if (state.spaces[i]) {
|
|
xrDestroySpace(state.spaces[i]);
|
|
}
|
|
}
|
|
|
|
if (state.handTrackers[0]) xrDestroyHandTrackerEXT(state.handTrackers[0]);
|
|
if (state.handTrackers[1]) xrDestroyHandTrackerEXT(state.handTrackers[1]);
|
|
if (state.actionSet) xrDestroyActionSet(state.actionSet);
|
|
if (state.swapchain) xrDestroySwapchain(state.swapchain);
|
|
if (state.referenceSpace) xrDestroySpace(state.referenceSpace);
|
|
if (state.session) xrEndSession(state.session);
|
|
if (state.instance) xrDestroyInstance(state.instance);
|
|
memset(&state, 0, sizeof(state));
|
|
}
|
|
|
|
static bool openxr_getName(char* name, size_t length) {
|
|
XrSystemProperties properties = { .type = XR_TYPE_SYSTEM_PROPERTIES };
|
|
XR(xrGetSystemProperties(state.instance, state.system, &properties));
|
|
strncpy(name, properties.systemName, length - 1);
|
|
name[length - 1] = '\0';
|
|
return true;
|
|
}
|
|
|
|
static HeadsetOrigin openxr_getOriginType(void) {
|
|
return state.referenceSpaceType == XR_REFERENCE_SPACE_TYPE_STAGE ? ORIGIN_FLOOR : ORIGIN_HEAD;
|
|
}
|
|
|
|
static void openxr_getDisplayDimensions(uint32_t* width, uint32_t* height) {
|
|
*width = state.width;
|
|
*height = state.height;
|
|
}
|
|
|
|
static float openxr_getDisplayFrequency(void) {
|
|
if (!state.features.refreshRate) return 0.f;
|
|
float frequency;
|
|
XR(xrGetDisplayRefreshRateFB(state.session, &frequency));
|
|
return frequency;
|
|
}
|
|
|
|
static float* openxr_getDisplayFrequencies(uint32_t* count) {
|
|
if (!state.features.refreshRate || !count) return NULL;
|
|
XR(xrEnumerateDisplayRefreshRatesFB(state.session, 0, count, NULL));
|
|
float *frequencies = malloc(*count * sizeof(float));
|
|
lovrAssert(frequencies, "Out of Memory");
|
|
XR(xrEnumerateDisplayRefreshRatesFB(state.session, *count, count, frequencies));
|
|
return frequencies;
|
|
}
|
|
|
|
static bool openxr_setDisplayFrequency(float frequency) {
|
|
if (!state.features.refreshRate) return false;
|
|
XrResult res = xrRequestDisplayRefreshRateFB(state.session, frequency);
|
|
if (res == XR_ERROR_DISPLAY_REFRESH_RATE_UNSUPPORTED_FB) return false;
|
|
XR(res);
|
|
return true;
|
|
}
|
|
|
|
static double openxr_getDisplayTime(void) {
|
|
return state.frameState.predictedDisplayTime / 1e9;
|
|
}
|
|
|
|
static double openxr_getDeltaTime(void) {
|
|
return (state.frameState.predictedDisplayTime - state.lastDisplayTime) / 1e9;
|
|
}
|
|
|
|
static void getViews(XrView views[2], uint32_t* count) {
|
|
XrViewLocateInfo viewLocateInfo = {
|
|
.type = XR_TYPE_VIEW_LOCATE_INFO,
|
|
.viewConfigurationType = XR_VIEW_CONFIGURATION_TYPE_PRIMARY_STEREO,
|
|
.displayTime = state.frameState.predictedDisplayTime,
|
|
.space = state.referenceSpace
|
|
};
|
|
|
|
for (uint32_t i = 0; i < 2; i++) {
|
|
views[i].type = XR_TYPE_VIEW;
|
|
views[i].next = NULL;
|
|
}
|
|
|
|
XrViewState viewState = { .type = XR_TYPE_VIEW_STATE };
|
|
XR(xrLocateViews(state.session, &viewLocateInfo, &viewState, 2, count, views));
|
|
}
|
|
|
|
static uint32_t openxr_getViewCount(void) {
|
|
uint32_t count;
|
|
XrView views[2];
|
|
getViews(views, &count);
|
|
return count;
|
|
}
|
|
|
|
static bool openxr_getViewPose(uint32_t view, float* position, float* orientation) {
|
|
uint32_t count;
|
|
XrView views[2];
|
|
getViews(views, &count);
|
|
if (view < count) {
|
|
memcpy(position, &views[view].pose.position.x, 3 * sizeof(float));
|
|
memcpy(orientation, &views[view].pose.orientation.x, 4 * sizeof(float));
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool openxr_getViewAngles(uint32_t view, float* left, float* right, float* up, float* down) {
|
|
uint32_t count;
|
|
XrView views[2];
|
|
getViews(views, &count);
|
|
if (view < count) {
|
|
*left = views[view].fov.angleLeft;
|
|
*right = views[view].fov.angleRight;
|
|
*up = views[view].fov.angleUp;
|
|
*down = views[view].fov.angleDown;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static void openxr_getClipDistance(float* clipNear, float* clipFar) {
|
|
*clipNear = state.clipNear;
|
|
*clipFar = state.clipFar;
|
|
}
|
|
|
|
static void openxr_setClipDistance(float clipNear, float clipFar) {
|
|
state.clipNear = clipNear;
|
|
state.clipFar = clipFar;
|
|
}
|
|
|
|
static void openxr_getBoundsDimensions(float* width, float* depth) {
|
|
XrExtent2Df bounds;
|
|
if (XR_SUCCEEDED(xrGetReferenceSpaceBoundsRect(state.session, state.referenceSpaceType, &bounds))) {
|
|
*width = bounds.width;
|
|
*depth = bounds.height;
|
|
} else {
|
|
*width = 0.f;
|
|
*depth = 0.f;
|
|
}
|
|
}
|
|
|
|
static const float* openxr_getBoundsGeometry(uint32_t* count) {
|
|
*count = 0;
|
|
return NULL;
|
|
}
|
|
|
|
static bool openxr_getPose(Device device, vec3 position, quat orientation) {
|
|
if (!state.spaces[device]) {
|
|
return false;
|
|
}
|
|
|
|
// If there's a pose action for this device, see if the action is active before locating its space
|
|
XrAction action = getPoseActionForDevice(device);
|
|
|
|
if (action) {
|
|
XrActionStateGetInfo info = {
|
|
.type = XR_TYPE_ACTION_STATE_GET_INFO,
|
|
.action = action,
|
|
.subactionPath = state.actionFilters[device]
|
|
};
|
|
|
|
XrActionStatePose poseState = {
|
|
.type = XR_TYPE_ACTION_STATE_POSE
|
|
};
|
|
|
|
XR(xrGetActionStatePose(state.session, &info, &poseState));
|
|
|
|
// If the action isn't active, try fallbacks for some devices (hand tracking), pardon the mess
|
|
if (!poseState.isActive) {
|
|
bool point = false;
|
|
|
|
if (state.features.handTrackingAim && (device == DEVICE_HAND_LEFT_POINT || device == DEVICE_HAND_RIGHT_POINT)) {
|
|
device = DEVICE_HAND_LEFT + (device == DEVICE_HAND_RIGHT_POINT);
|
|
point = true;
|
|
}
|
|
|
|
XrHandTrackerEXT tracker = getHandTracker(device);
|
|
|
|
if (!tracker) {
|
|
return false;
|
|
}
|
|
|
|
XrHandJointsLocateInfoEXT info = {
|
|
.type = XR_TYPE_HAND_JOINTS_LOCATE_INFO_EXT,
|
|
.baseSpace = state.referenceSpace,
|
|
.time = state.frameState.predictedDisplayTime
|
|
};
|
|
|
|
XrHandJointLocationEXT joints[26];
|
|
XrHandJointLocationsEXT hand = {
|
|
.type = XR_TYPE_HAND_JOINT_LOCATIONS_EXT,
|
|
.jointCount = COUNTOF(joints),
|
|
.jointLocations = joints
|
|
};
|
|
|
|
XrHandTrackingAimStateFB aimState = {
|
|
.type = XR_TYPE_HAND_TRACKING_AIM_STATE_FB
|
|
};
|
|
|
|
if (point) {
|
|
hand.next = &aimState;
|
|
}
|
|
|
|
if (XR_FAILED(xrLocateHandJointsEXT(tracker, &info, &hand)) || !hand.isActive) {
|
|
return false;
|
|
}
|
|
|
|
XrPosef* pose = point ? &aimState.aimPose : &joints[XR_HAND_JOINT_WRIST_EXT].pose;
|
|
memcpy(orientation, &pose->orientation, 4 * sizeof(float));
|
|
memcpy(position, &pose->position, 3 * sizeof(float));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
XrSpaceLocation location = { .type = XR_TYPE_SPACE_LOCATION };
|
|
xrLocateSpace(state.spaces[device], state.referenceSpace, state.frameState.predictedDisplayTime, &location);
|
|
memcpy(orientation, &location.pose.orientation, 4 * sizeof(float));
|
|
memcpy(position, &location.pose.position, 3 * sizeof(float));
|
|
return location.locationFlags & (XR_SPACE_LOCATION_POSITION_VALID_BIT | XR_SPACE_LOCATION_ORIENTATION_VALID_BIT);
|
|
}
|
|
|
|
static bool openxr_getVelocity(Device device, vec3 linearVelocity, vec3 angularVelocity) {
|
|
if (!state.spaces[device]) {
|
|
return false;
|
|
}
|
|
|
|
XrSpaceVelocity velocity = { .type = XR_TYPE_SPACE_VELOCITY };
|
|
XrSpaceLocation location = { .type = XR_TYPE_SPACE_LOCATION, .next = &velocity };
|
|
xrLocateSpace(state.spaces[device], state.referenceSpace, state.frameState.predictedDisplayTime, &location);
|
|
memcpy(linearVelocity, &velocity.linearVelocity, 3 * sizeof(float));
|
|
memcpy(angularVelocity, &velocity.angularVelocity, 3 * sizeof(float));
|
|
return velocity.velocityFlags & (XR_SPACE_VELOCITY_LINEAR_VALID_BIT | XR_SPACE_VELOCITY_ANGULAR_VALID_BIT);
|
|
}
|
|
|
|
static XrPath getInputActionFilter(Device device) {
|
|
return (device == DEVICE_HAND_LEFT || device == DEVICE_HAND_RIGHT) ? state.actionFilters[device] : XR_NULL_PATH;
|
|
}
|
|
|
|
static bool getButtonState(Device device, DeviceButton button, bool* value, bool* changed, bool touch) {
|
|
XrActionStateGetInfo info = {
|
|
.type = XR_TYPE_ACTION_STATE_GET_INFO,
|
|
.subactionPath = getInputActionFilter(device)
|
|
};
|
|
|
|
if (info.subactionPath == XR_NULL_PATH) {
|
|
return false;
|
|
}
|
|
|
|
switch (button) {
|
|
case BUTTON_TRIGGER: info.action = state.actions[ACTION_TRIGGER_DOWN + touch]; break;
|
|
case BUTTON_THUMBREST: info.action = touch ? state.actions[ACTION_THUMBREST_TOUCH] : XR_NULL_HANDLE; break;
|
|
case BUTTON_THUMBSTICK: info.action = state.actions[ACTION_THUMBSTICK_DOWN + touch]; break;
|
|
case BUTTON_TOUCHPAD: info.action = state.actions[ACTION_TRACKPAD_DOWN + touch]; break;
|
|
case BUTTON_MENU: info.action = state.actions[ACTION_MENU_DOWN + touch]; break;
|
|
case BUTTON_GRIP: info.action = state.actions[ACTION_GRIP_DOWN + touch]; break;
|
|
case BUTTON_A: info.action = state.actions[ACTION_A_DOWN + touch]; break;
|
|
case BUTTON_B: info.action = state.actions[ACTION_B_DOWN + touch]; break;
|
|
case BUTTON_X: info.action = state.actions[ACTION_X_DOWN + touch]; break;
|
|
case BUTTON_Y: info.action = state.actions[ACTION_Y_DOWN + touch]; break;
|
|
default: return false;
|
|
}
|
|
|
|
if (!info.action) {
|
|
return false;
|
|
}
|
|
|
|
XrActionStateBoolean actionState = { .type = XR_TYPE_ACTION_STATE_BOOLEAN };
|
|
XR(xrGetActionStateBoolean(state.session, &info, &actionState));
|
|
*value = actionState.currentState;
|
|
*changed = actionState.changedSinceLastSync;
|
|
return actionState.isActive;
|
|
}
|
|
|
|
static bool openxr_isDown(Device device, DeviceButton button, bool* down, bool* changed) {
|
|
return getButtonState(device, button, down, changed, false);
|
|
}
|
|
|
|
static bool openxr_isTouched(Device device, DeviceButton button, bool* touched) {
|
|
bool unused;
|
|
return getButtonState(device, button, touched, &unused, true);
|
|
}
|
|
|
|
static bool getFloatAction(uint32_t action, XrPath filter, float* value) {
|
|
XrActionStateGetInfo info = {
|
|
.type = XR_TYPE_ACTION_STATE_GET_INFO,
|
|
.action = state.actions[action],
|
|
.subactionPath = filter
|
|
};
|
|
|
|
XrActionStateFloat actionState = { .type = XR_TYPE_ACTION_STATE_FLOAT };
|
|
XR(xrGetActionStateFloat(state.session, &info, &actionState));
|
|
*value = actionState.currentState;
|
|
return actionState.isActive;
|
|
}
|
|
|
|
static bool openxr_getAxis(Device device, DeviceAxis axis, float* value) {
|
|
XrPath filter = getInputActionFilter(device);
|
|
|
|
if (filter == XR_NULL_PATH) {
|
|
return false;
|
|
}
|
|
|
|
switch (axis) {
|
|
case AXIS_TRIGGER:
|
|
if (getFloatAction(ACTION_TRIGGER_AXIS, filter, &value[0])) {
|
|
return true;
|
|
}
|
|
|
|
// FB extension for pinch
|
|
if (!state.features.handTrackingAim) {
|
|
return false;
|
|
}
|
|
|
|
XrHandTrackerEXT tracker = getHandTracker(device);
|
|
|
|
if (!tracker) {
|
|
return false;
|
|
}
|
|
|
|
XrHandJointsLocateInfoEXT info = {
|
|
.type = XR_TYPE_HAND_JOINTS_LOCATE_INFO_EXT,
|
|
.baseSpace = state.referenceSpace,
|
|
.time = state.frameState.predictedDisplayTime
|
|
};
|
|
|
|
XrHandTrackingAimStateFB aimState = {
|
|
.type = XR_TYPE_HAND_TRACKING_AIM_STATE_FB
|
|
};
|
|
|
|
XrHandJointLocationEXT joints[26];
|
|
XrHandJointLocationsEXT hand = {
|
|
.type = XR_TYPE_HAND_JOINT_LOCATIONS_EXT,
|
|
.next = &aimState,
|
|
.jointCount = COUNTOF(joints),
|
|
.jointLocations = joints
|
|
};
|
|
|
|
if (XR_FAILED(xrLocateHandJointsEXT(tracker, &info, &hand))) {
|
|
return false;
|
|
}
|
|
|
|
*value = aimState.pinchStrengthIndex;
|
|
return aimState.status & XR_HAND_TRACKING_AIM_INDEX_PINCHING_BIT_FB;
|
|
case AXIS_THUMBSTICK: return getFloatAction(ACTION_THUMBSTICK_X, filter, &value[0]) && getFloatAction(ACTION_THUMBSTICK_Y, filter, &value[1]);
|
|
case AXIS_TOUCHPAD: return getFloatAction(ACTION_TRACKPAD_X, filter, &value[0]) && getFloatAction(ACTION_TRACKPAD_Y, filter, &value[1]);
|
|
case AXIS_GRIP: return getFloatAction(ACTION_GRIP_AXIS, filter, &value[0]);
|
|
default: return false;
|
|
}
|
|
}
|
|
|
|
static bool openxr_getSkeleton(Device device, float* poses) {
|
|
XrHandTrackerEXT tracker = getHandTracker(device);
|
|
|
|
if (!tracker) {
|
|
return false;
|
|
}
|
|
|
|
XrHandJointsLocateInfoEXT info = {
|
|
.type = XR_TYPE_HAND_JOINTS_LOCATE_INFO_EXT,
|
|
.baseSpace = state.referenceSpace,
|
|
.time = state.frameState.predictedDisplayTime
|
|
};
|
|
|
|
XrHandJointLocationEXT joints[26];
|
|
XrHandJointLocationsEXT hand = {
|
|
.type = XR_TYPE_HAND_JOINT_LOCATIONS_EXT,
|
|
.jointCount = COUNTOF(joints),
|
|
.jointLocations = joints
|
|
};
|
|
|
|
if (XR_FAILED(xrLocateHandJointsEXT(tracker, &info, &hand)) || !hand.isActive) {
|
|
return false;
|
|
}
|
|
|
|
float* pose = poses;
|
|
for (uint32_t i = 0; i < COUNTOF(joints); i++) {
|
|
memcpy(pose, &joints[i].pose.position.x, 3 * sizeof(float));
|
|
pose[3] = joints[i].radius;
|
|
memcpy(pose + 4, &joints[i].pose.orientation.x, 4 * sizeof(float));
|
|
pose += 8;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool openxr_vibrate(Device device, float power, float duration, float frequency) {
|
|
XrHapticActionInfo info = {
|
|
.type = XR_TYPE_HAPTIC_ACTION_INFO,
|
|
.action = state.actions[ACTION_VIBRATE],
|
|
.subactionPath = getInputActionFilter(device)
|
|
};
|
|
|
|
if (info.subactionPath == XR_NULL_PATH) {
|
|
return false;
|
|
}
|
|
|
|
XrHapticVibration vibration = {
|
|
.type = XR_TYPE_HAPTIC_VIBRATION,
|
|
.duration = (XrDuration) (duration * 1e9f + .5f),
|
|
.frequency = frequency,
|
|
.amplitude = power
|
|
};
|
|
|
|
XR(xrApplyHapticFeedback(state.session, &info, (XrHapticBaseHeader*) &vibration));
|
|
return true;
|
|
}
|
|
|
|
static struct ModelData* openxr_newModelData(Device device, bool animated) {
|
|
if (!state.features.handTrackingMesh) {
|
|
return NULL;
|
|
}
|
|
|
|
XrHandTrackerEXT tracker = getHandTracker(device);
|
|
|
|
if (!tracker) {
|
|
return NULL;
|
|
}
|
|
|
|
XrHandTrackingMeshFB mesh = { .type = XR_TYPE_HAND_TRACKING_MESH_FB };
|
|
XrResult result = xrGetHandMeshFB(tracker, &mesh);
|
|
|
|
if (XR_FAILED(result)) {
|
|
return NULL;
|
|
}
|
|
|
|
uint32_t jointCount = mesh.jointCapacityInput = mesh.jointCountOutput;
|
|
uint32_t vertexCount = mesh.vertexCapacityInput = mesh.vertexCountOutput;
|
|
uint32_t indexCount = mesh.indexCapacityInput = mesh.indexCountOutput;
|
|
|
|
size_t sizes[10];
|
|
size_t totalSize = 0;
|
|
size_t alignment = 8;
|
|
totalSize += sizes[0] = ALIGN(jointCount * sizeof(XrPosef), alignment);
|
|
totalSize += sizes[1] = ALIGN(jointCount * sizeof(float), alignment);
|
|
totalSize += sizes[2] = ALIGN(jointCount * sizeof(XrHandJointEXT), alignment);
|
|
totalSize += sizes[3] = ALIGN(vertexCount * sizeof(XrVector3f), alignment);
|
|
totalSize += sizes[4] = ALIGN(vertexCount * sizeof(XrVector3f), alignment);
|
|
totalSize += sizes[5] = ALIGN(vertexCount * sizeof(XrVector2f), alignment);
|
|
totalSize += sizes[6] = ALIGN(vertexCount * sizeof(XrVector4sFB), alignment);
|
|
totalSize += sizes[7] = ALIGN(vertexCount * sizeof(XrVector4f), alignment);
|
|
totalSize += sizes[8] = ALIGN(indexCount * sizeof(int16_t), alignment);
|
|
totalSize += sizes[9] = ALIGN(jointCount * 16 * sizeof(float), alignment);
|
|
|
|
char* meshData = malloc(totalSize);
|
|
if (!meshData) return NULL;
|
|
|
|
size_t offset = 0;
|
|
mesh.jointBindPoses = (XrPosef*) (meshData + offset), offset += sizes[0];
|
|
mesh.jointRadii = (float*) (meshData + offset), offset += sizes[1];
|
|
mesh.jointParents = (XrHandJointEXT*) (meshData + offset), offset += sizes[2];
|
|
mesh.vertexPositions = (XrVector3f*) (meshData + offset), offset += sizes[3];
|
|
mesh.vertexNormals = (XrVector3f*) (meshData + offset), offset += sizes[4];
|
|
mesh.vertexUVs = (XrVector2f*) (meshData + offset), offset += sizes[5];
|
|
mesh.vertexBlendIndices = (XrVector4sFB*) (meshData + offset), offset += sizes[6];
|
|
mesh.vertexBlendWeights = (XrVector4f*) (meshData + offset), offset += sizes[7];
|
|
mesh.indices = (int16_t*) (meshData + offset), offset += sizes[8];
|
|
float* inverseBindMatrices = (float*) (meshData + offset); offset += sizes[9];
|
|
lovrAssert(offset == totalSize, "Unreachable");
|
|
|
|
result = xrGetHandMeshFB(tracker, &mesh);
|
|
if (XR_FAILED(result)) {
|
|
free(meshData);
|
|
return NULL;
|
|
}
|
|
|
|
ModelData* model = calloc(1, sizeof(ModelData));
|
|
lovrAssert(model, "Out of memory");
|
|
model->ref = 1;
|
|
model->blobCount = 1;
|
|
model->bufferCount = 6;
|
|
model->attributeCount = 6;
|
|
model->primitiveCount = 1;
|
|
model->skinCount = 1;
|
|
model->jointCount = jointCount;
|
|
model->childCount = jointCount + 1;
|
|
model->nodeCount = 2 + jointCount;
|
|
lovrModelDataAllocate(model);
|
|
|
|
model->blobs[0] = lovrBlobCreate(meshData, totalSize, "Hand Mesh Data");
|
|
|
|
model->buffers[0] = (ModelBuffer) {
|
|
.offset = (char*) mesh.vertexPositions - (char*) meshData,
|
|
.data = (char*) mesh.vertexPositions,
|
|
.size = sizeof(mesh.vertexPositions[0]) * vertexCount,
|
|
.stride = sizeof(mesh.vertexPositions[0])
|
|
};
|
|
|
|
model->buffers[1] = (ModelBuffer) {
|
|
.offset = (char*) mesh.vertexNormals - (char*) meshData,
|
|
.data = (char*) mesh.vertexNormals,
|
|
.size = sizeof(mesh.vertexNormals[0]) * vertexCount,
|
|
.stride = sizeof(mesh.vertexNormals[0])
|
|
};
|
|
|
|
model->buffers[2] = (ModelBuffer) {
|
|
.offset = (char*) mesh.vertexUVs - (char*) meshData,
|
|
.data = (char*) mesh.vertexUVs,
|
|
.size = sizeof(mesh.vertexUVs[0]) * vertexCount,
|
|
.stride = sizeof(mesh.vertexUVs[0])
|
|
};
|
|
|
|
model->buffers[3] = (ModelBuffer) {
|
|
.offset = (char*) mesh.vertexBlendIndices - (char*) meshData,
|
|
.data = (char*) mesh.vertexBlendIndices,
|
|
.size = sizeof(mesh.vertexBlendIndices[0]) * vertexCount,
|
|
.stride = sizeof(mesh.vertexBlendIndices[0])
|
|
};
|
|
|
|
model->buffers[4] = (ModelBuffer) {
|
|
.offset = (char*) mesh.vertexBlendWeights - (char*) meshData,
|
|
.data = (char*) mesh.vertexBlendWeights,
|
|
.size = sizeof(mesh.vertexBlendWeights[0]) * vertexCount,
|
|
.stride = sizeof(mesh.vertexBlendWeights[0])
|
|
};
|
|
|
|
model->buffers[5] = (ModelBuffer) {
|
|
.offset = (char*) mesh.indices - (char*) meshData,
|
|
.data = (char*) mesh.indices,
|
|
.size = sizeof(mesh.indices[0]) * indexCount,
|
|
.stride = sizeof(mesh.indices[0])
|
|
};
|
|
|
|
model->attributes[0] = (ModelAttribute) { .buffer = 0, .type = F32, .components = 3 };
|
|
model->attributes[1] = (ModelAttribute) { .buffer = 1, .type = F32, .components = 3 };
|
|
model->attributes[2] = (ModelAttribute) { .buffer = 2, .type = F32, .components = 2 };
|
|
model->attributes[3] = (ModelAttribute) { .buffer = 3, .type = I16, .components = 4 };
|
|
model->attributes[4] = (ModelAttribute) { .buffer = 4, .type = F32, .components = 4 };
|
|
model->attributes[5] = (ModelAttribute) { .buffer = 5, .type = U16, .count = indexCount };
|
|
|
|
model->primitives[0] = (ModelPrimitive) {
|
|
.mode = DRAW_TRIANGLES,
|
|
.attributes = {
|
|
[ATTR_POSITION] = &model->attributes[0],
|
|
[ATTR_NORMAL] = &model->attributes[1],
|
|
[ATTR_TEXCOORD] = &model->attributes[2],
|
|
[ATTR_BONES] = &model->attributes[3],
|
|
[ATTR_WEIGHTS] = &model->attributes[4]
|
|
},
|
|
.indices = &model->attributes[5],
|
|
.material = ~0u
|
|
};
|
|
|
|
// The nodes in the Model correspond directly to the joints in the skin, for convenience
|
|
uint32_t* children = model->children;
|
|
model->skins[0].joints = model->joints;
|
|
model->skins[0].jointCount = model->jointCount;
|
|
model->skins[0].inverseBindMatrices = inverseBindMatrices;
|
|
for (uint32_t i = 0; i < model->jointCount; i++) {
|
|
model->joints[i] = i;
|
|
|
|
// Joint node
|
|
model->nodes[i] = (ModelNode) {
|
|
.transform.properties.translation = { 0.f, 0.f, 0.f },
|
|
.transform.properties.rotation = { 0.f, 0.f, 0.f, 1.f },
|
|
.transform.properties.scale = { 1.f, 1.f, 1.f },
|
|
.skin = ~0u
|
|
};
|
|
|
|
// Inverse bind matrix
|
|
XrPosef* pose = &mesh.jointBindPoses[i];
|
|
float* inverseBindMatrix = inverseBindMatrices + 16 * i;
|
|
mat4_fromQuat(inverseBindMatrix, &pose->orientation.x);
|
|
memcpy(inverseBindMatrix + 12, &pose->position.x, 3 * sizeof(float));
|
|
mat4_invert(inverseBindMatrix);
|
|
|
|
// Add child bones by looking for any bones that have a parent of the current bone.
|
|
// This is somewhat slow; use the fact that bones are sorted to reduce the work a bit.
|
|
model->nodes[i].childCount = 0;
|
|
model->nodes[i].children = children;
|
|
for (uint32_t j = i + 1; j < jointCount; j++) {
|
|
if (mesh.jointParents[j] == i) {
|
|
model->nodes[i].children[model->nodes[i].childCount++] = j;
|
|
children++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Add a node that holds the skinned mesh
|
|
model->nodes[model->jointCount] = (ModelNode) {
|
|
.transform.properties.translation = { 0.f, 0.f, 0.f },
|
|
.transform.properties.rotation = { 0.f, 0.f, 0.f, 1.f },
|
|
.transform.properties.scale = { 1.f, 1.f, 1.f },
|
|
.primitiveIndex = 0,
|
|
.primitiveCount = 1,
|
|
.skin = 0
|
|
};
|
|
|
|
// The root node has the mesh node and root joint as children
|
|
model->rootNode = model->jointCount + 1;
|
|
model->nodes[model->rootNode] = (ModelNode) {
|
|
.matrix = true,
|
|
.transform = { MAT4_IDENTITY },
|
|
.childCount = 2,
|
|
.children = children,
|
|
.skin = ~0u
|
|
};
|
|
|
|
// Add the children to the root node
|
|
*children++ = XR_HAND_JOINT_WRIST_EXT;
|
|
*children++ = model->jointCount;
|
|
|
|
return model;
|
|
}
|
|
|
|
static bool openxr_animate(Device device, struct Model* model) {
|
|
XrHandTrackerEXT tracker = getHandTracker(device);
|
|
|
|
if (!tracker) {
|
|
return false;
|
|
}
|
|
|
|
// TODO might be nice to cache joints so getSkeleton/animate only locate joints once (profile)
|
|
XrHandJointsLocateInfoEXT info = {
|
|
.type = XR_TYPE_HAND_JOINTS_LOCATE_INFO_EXT,
|
|
.baseSpace = state.referenceSpace,
|
|
.time = state.frameState.predictedDisplayTime
|
|
};
|
|
|
|
XrHandJointLocationEXT joints[26];
|
|
XrHandJointLocationsEXT hand = {
|
|
.type = XR_TYPE_HAND_JOINT_LOCATIONS_EXT,
|
|
.jointCount = COUNTOF(joints),
|
|
.jointLocations = joints
|
|
};
|
|
|
|
if (XR_FAILED(xrLocateHandJointsEXT(tracker, &info, &hand)) || !hand.isActive) {
|
|
return false;
|
|
}
|
|
|
|
lovrModelResetPose(model);
|
|
|
|
// This is kinda brittle, ideally we would use the jointParents from the actual mesh object
|
|
uint32_t jointParents[26] = {
|
|
XR_HAND_JOINT_WRIST_EXT,
|
|
~0u,
|
|
XR_HAND_JOINT_WRIST_EXT,
|
|
XR_HAND_JOINT_THUMB_METACARPAL_EXT,
|
|
XR_HAND_JOINT_THUMB_PROXIMAL_EXT,
|
|
XR_HAND_JOINT_THUMB_DISTAL_EXT,
|
|
XR_HAND_JOINT_WRIST_EXT,
|
|
XR_HAND_JOINT_INDEX_METACARPAL_EXT,
|
|
XR_HAND_JOINT_INDEX_PROXIMAL_EXT,
|
|
XR_HAND_JOINT_INDEX_INTERMEDIATE_EXT,
|
|
XR_HAND_JOINT_INDEX_DISTAL_EXT,
|
|
XR_HAND_JOINT_WRIST_EXT,
|
|
XR_HAND_JOINT_MIDDLE_METACARPAL_EXT,
|
|
XR_HAND_JOINT_MIDDLE_PROXIMAL_EXT,
|
|
XR_HAND_JOINT_MIDDLE_INTERMEDIATE_EXT,
|
|
XR_HAND_JOINT_MIDDLE_DISTAL_EXT,
|
|
XR_HAND_JOINT_WRIST_EXT,
|
|
XR_HAND_JOINT_RING_METACARPAL_EXT,
|
|
XR_HAND_JOINT_RING_PROXIMAL_EXT,
|
|
XR_HAND_JOINT_RING_INTERMEDIATE_EXT,
|
|
XR_HAND_JOINT_RING_DISTAL_EXT,
|
|
XR_HAND_JOINT_WRIST_EXT,
|
|
XR_HAND_JOINT_LITTLE_METACARPAL_EXT,
|
|
XR_HAND_JOINT_LITTLE_PROXIMAL_EXT,
|
|
XR_HAND_JOINT_LITTLE_INTERMEDIATE_EXT,
|
|
XR_HAND_JOINT_LITTLE_DISTAL_EXT
|
|
};
|
|
|
|
// The following can be optimized a lot (ideally we would set the global transform for the nodes)
|
|
for (uint32_t i = 0; i < COUNTOF(joints); i++) {
|
|
if (jointParents[i] == ~0u) {
|
|
float position[4] = { 0.f, 0.f, 0.f };
|
|
float orientation[4] = { 0.f, 0.f, 0.f, 1.f };
|
|
lovrModelPose(model, i, position, orientation, 1.f);
|
|
} else {
|
|
XrPosef* parent = &joints[jointParents[i]].pose;
|
|
XrPosef* pose = &joints[i].pose;
|
|
|
|
// Convert global pose to parent-local pose (premultiply with inverse of parent pose)
|
|
// TODO there should be maf for this
|
|
float position[4], orientation[4];
|
|
vec3_init(position, &pose->position.x);
|
|
vec3_sub(position, &parent->position.x);
|
|
|
|
quat_init(orientation, &parent->orientation.x);
|
|
quat_conjugate(orientation);
|
|
|
|
quat_rotate(orientation, position);
|
|
quat_mul(orientation, orientation, &pose->orientation.x);
|
|
|
|
lovrModelPose(model, i, position, orientation, 1.f);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static void openxr_renderTo(void (*callback)(void*), void* userdata) {
|
|
if (!SESSION_ACTIVE(state.sessionState)) {
|
|
state.waited = false;
|
|
return;
|
|
}
|
|
|
|
XrFrameBeginInfo beginInfo = {
|
|
.type = XR_TYPE_FRAME_BEGIN_INFO
|
|
};
|
|
|
|
XrFrameEndInfo endInfo = {
|
|
.type = XR_TYPE_FRAME_END_INFO,
|
|
.displayTime = state.frameState.predictedDisplayTime,
|
|
.environmentBlendMode = XR_ENVIRONMENT_BLEND_MODE_OPAQUE,
|
|
.layers = (const XrCompositionLayerBaseHeader*[1]) { (XrCompositionLayerBaseHeader*) &state.layers[0] }
|
|
};
|
|
|
|
XR(xrBeginFrame(state.session, &beginInfo));
|
|
|
|
if (state.frameState.shouldRender) {
|
|
if (state.hasImage) {
|
|
XR(xrReleaseSwapchainImage(state.swapchain, NULL));
|
|
}
|
|
|
|
XrSwapchainImageWaitInfo waitInfo = {
|
|
.type = XR_TYPE_SWAPCHAIN_IMAGE_WAIT_INFO,
|
|
.timeout = XR_INFINITE_DURATION
|
|
};
|
|
|
|
XR(xrAcquireSwapchainImage(state.swapchain, NULL, &state.imageIndex));
|
|
XR(xrWaitSwapchainImage(state.swapchain, &waitInfo));
|
|
state.hasImage = true;
|
|
|
|
uint32_t count;
|
|
XrView views[2];
|
|
getViews(views, &count);
|
|
|
|
for (int eye = 0; eye < 2; eye++) {
|
|
float viewMatrix[16];
|
|
XrView* view = &views[eye];
|
|
mat4_fromQuat(viewMatrix, &view->pose.orientation.x);
|
|
memcpy(viewMatrix + 12, &view->pose.position.x, 3 * sizeof(float));
|
|
mat4_invert(viewMatrix);
|
|
lovrGraphicsSetViewMatrix(eye, viewMatrix);
|
|
|
|
float projection[16];
|
|
XrFovf* fov = &view->fov;
|
|
mat4_fov(projection, -fov->angleLeft, fov->angleRight, fov->angleUp, -fov->angleDown, state.clipNear, state.clipFar);
|
|
lovrGraphicsSetProjection(eye, projection);
|
|
}
|
|
|
|
lovrGraphicsSetBackbuffer(state.canvases[state.imageIndex], true, true);
|
|
callback(userdata);
|
|
lovrGraphicsSetBackbuffer(NULL, false, false);
|
|
|
|
endInfo.layerCount = 1;
|
|
state.layerViews[0].pose = views[0].pose;
|
|
state.layerViews[0].fov = views[0].fov;
|
|
state.layerViews[1].pose = views[1].pose;
|
|
state.layerViews[1].fov = views[1].fov;
|
|
|
|
XR(xrReleaseSwapchainImage(state.swapchain, NULL));
|
|
state.hasImage = false;
|
|
}
|
|
|
|
XR(xrEndFrame(state.session, &endInfo));
|
|
lovrGpuDirtyTexture();
|
|
state.waited = false;
|
|
}
|
|
|
|
static Texture* openxr_getMirrorTexture(void) {
|
|
Canvas* canvas = state.canvases[state.imageIndex];
|
|
return canvas ? lovrCanvasGetAttachments(canvas, NULL)[0].texture : NULL;
|
|
}
|
|
|
|
static bool openxr_isFocused(void) {
|
|
return state.sessionState == XR_SESSION_STATE_FOCUSED;
|
|
}
|
|
|
|
static double openxr_update(void) {
|
|
if (state.waited && !state.hasImage) return openxr_getDeltaTime();
|
|
|
|
XrEventDataBuffer e; // Not using designated initializers here to avoid an implicit 4k zero
|
|
e.type = XR_TYPE_EVENT_DATA_BUFFER;
|
|
e.next = NULL;
|
|
|
|
while (xrPollEvent(state.instance, &e) == XR_SUCCESS) {
|
|
switch (e.type) {
|
|
case XR_TYPE_EVENT_DATA_SESSION_STATE_CHANGED: {
|
|
XrEventDataSessionStateChanged* event = (XrEventDataSessionStateChanged*) &e;
|
|
|
|
switch (event->state) {
|
|
case XR_SESSION_STATE_READY:
|
|
XR(xrBeginSession(state.session, &(XrSessionBeginInfo) {
|
|
.type = XR_TYPE_SESSION_BEGIN_INFO,
|
|
.primaryViewConfigurationType = XR_VIEW_CONFIGURATION_TYPE_PRIMARY_STEREO
|
|
}));
|
|
break;
|
|
|
|
case XR_SESSION_STATE_STOPPING:
|
|
XR(xrEndSession(state.session));
|
|
break;
|
|
|
|
case XR_SESSION_STATE_EXITING:
|
|
case XR_SESSION_STATE_LOSS_PENDING:
|
|
lovrEventPush((Event) { .type = EVENT_QUIT, .data.quit.exitCode = 0 });
|
|
break;
|
|
|
|
default: break;
|
|
}
|
|
|
|
bool wasFocused = state.sessionState == XR_SESSION_STATE_FOCUSED;
|
|
bool isFocused = event->state == XR_SESSION_STATE_FOCUSED;
|
|
if (wasFocused != isFocused) {
|
|
lovrEventPush((Event) { .type = EVENT_FOCUS, .data.boolean.value = isFocused });
|
|
}
|
|
|
|
state.sessionState = event->state;
|
|
break;
|
|
}
|
|
|
|
default: break;
|
|
}
|
|
e.type = XR_TYPE_EVENT_DATA_BUFFER;
|
|
}
|
|
|
|
if (SESSION_ACTIVE(state.sessionState)) {
|
|
state.lastDisplayTime = state.frameState.predictedDisplayTime;
|
|
XR(xrWaitFrame(state.session, NULL, &state.frameState));
|
|
state.waited = true;
|
|
|
|
if (state.lastDisplayTime == 0.) {
|
|
state.lastDisplayTime = state.frameState.predictedDisplayTime - state.frameState.predictedDisplayPeriod;
|
|
}
|
|
|
|
XrActiveActionSet activeSets[] = {
|
|
{ state.actionSet, XR_NULL_PATH }
|
|
};
|
|
|
|
XrActionsSyncInfo syncInfo = {
|
|
.type = XR_TYPE_ACTIONS_SYNC_INFO,
|
|
.countActiveActionSets = COUNTOF(activeSets),
|
|
.activeActionSets = activeSets
|
|
};
|
|
|
|
XR(xrSyncActions(state.session, &syncInfo));
|
|
}
|
|
|
|
return openxr_getDeltaTime();
|
|
}
|
|
|
|
HeadsetInterface lovrHeadsetOpenXRDriver = {
|
|
.driverType = DRIVER_OPENXR,
|
|
.init = openxr_init,
|
|
.start = openxr_start,
|
|
.destroy = openxr_destroy,
|
|
.getName = openxr_getName,
|
|
.getOriginType = openxr_getOriginType,
|
|
.getDisplayDimensions = openxr_getDisplayDimensions,
|
|
.getDisplayFrequency = openxr_getDisplayFrequency,
|
|
.getDisplayFrequencies = openxr_getDisplayFrequencies,
|
|
.setDisplayFrequency = openxr_setDisplayFrequency,
|
|
.getDisplayTime = openxr_getDisplayTime,
|
|
.getDeltaTime = openxr_getDeltaTime,
|
|
.getViewCount = openxr_getViewCount,
|
|
.getViewPose = openxr_getViewPose,
|
|
.getViewAngles = openxr_getViewAngles,
|
|
.getClipDistance = openxr_getClipDistance,
|
|
.setClipDistance = openxr_setClipDistance,
|
|
.getBoundsDimensions = openxr_getBoundsDimensions,
|
|
.getBoundsGeometry = openxr_getBoundsGeometry,
|
|
.getPose = openxr_getPose,
|
|
.getVelocity = openxr_getVelocity,
|
|
.isDown = openxr_isDown,
|
|
.isTouched = openxr_isTouched,
|
|
.getAxis = openxr_getAxis,
|
|
.getSkeleton = openxr_getSkeleton,
|
|
.vibrate = openxr_vibrate,
|
|
.newModelData = openxr_newModelData,
|
|
.animate = openxr_animate,
|
|
.renderTo = openxr_renderTo,
|
|
.getMirrorTexture = openxr_getMirrorTexture,
|
|
.isFocused = openxr_isFocused,
|
|
.update = openxr_update
|
|
};
|