mirror of
https://github.com/DrBeef/JKXR.git
synced 2024-11-15 08:52:15 +00:00
331 lines
No EOL
8.6 KiB
C
331 lines
No EOL
8.6 KiB
C
#if !defined(tbxr_common_h)
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#define tbxr_common_h
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//OpenXR
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#define XR_USE_GRAPHICS_API_OPENGL_ES 1
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#define XR_USE_PLATFORM_ANDROID 1
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <GLES3/gl3.h>
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#include <GLES3/gl3ext.h>
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#include <jni.h>
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#include <openxr/openxr.h>
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#include <openxr/openxr_platform.h>
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#include <openxr/openxr_oculus_helpers.h>
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#include <android/native_window_jni.h>
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#include <android/log.h>
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#ifndef NDEBUG
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#define DEBUG 1
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#endif
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#define LOG_TAG "TBXR"
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#define ALOGE(...) __android_log_print( ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__ )
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#if DEBUG
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#define ALOGV(...) __android_log_print( ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__ )
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#else
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#define ALOGV(...)
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#endif
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enum { ovrMaxLayerCount = 1 };
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enum { ovrMaxNumEyes = 2 };
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typedef enum xrButton_ {
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xrButton_A = 0x00000001, // Set for trigger pulled on the Gear VR and Go Controllers
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xrButton_B = 0x00000002,
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xrButton_RThumb = 0x00000004,
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xrButton_RShoulder = 0x00000008,
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xrButton_X = 0x00000100,
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xrButton_Y = 0x00000200,
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xrButton_LThumb = 0x00000400,
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xrButton_LShoulder = 0x00000800,
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xrButton_Up = 0x00010000,
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xrButton_Down = 0x00020000,
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xrButton_Left = 0x00040000,
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xrButton_Right = 0x00080000,
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xrButton_Enter = 0x00100000,
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xrButton_Back = 0x00200000,
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xrButton_GripTrigger = 0x04000000,
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xrButton_Trigger = 0x20000000,
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xrButton_Joystick = 0x80000000,
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xrButton_EnumSize = 0x7fffffff
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} xrButton;
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typedef struct {
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uint32_t Buttons;
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float IndexTrigger;
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float GripTrigger;
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XrVector2f Joystick;
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} ovrInputStateTrackedRemote;
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typedef struct {
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GLboolean Active;
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XrPosef Pose;
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XrSpaceVelocity Velocity;
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} ovrTrackedController;
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typedef enum control_scheme {
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RIGHT_HANDED_DEFAULT = 0,
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LEFT_HANDED_DEFAULT = 10,
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WEAPON_ALIGN = 99
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} control_scheme_t;
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typedef struct {
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float M[4][4];
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} ovrMatrix4f;
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typedef struct {
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XrSwapchain Handle;
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uint32_t Width;
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uint32_t Height;
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} ovrSwapChain;
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typedef struct {
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int Width;
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int Height;
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int Multisamples;
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uint32_t TextureSwapChainLength;
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uint32_t TextureSwapChainIndex;
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ovrSwapChain ColorSwapChain;
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XrSwapchainImageOpenGLESKHR* ColorSwapChainImage;
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GLuint* DepthBuffers;
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GLuint* FrameBuffers;
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} ovrFramebuffer;
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/*
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================================================================================
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ovrRenderer
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================================================================================
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*/
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typedef struct
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{
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ovrFramebuffer FrameBuffer[ovrMaxNumEyes];
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} ovrRenderer;
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/*
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================================================================================
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ovrApp
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================================================================================
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*/
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typedef enum
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{
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MQ_WAIT_NONE, // don't wait
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MQ_WAIT_RECEIVED, // wait until the consumer thread has received the message
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MQ_WAIT_PROCESSED // wait until the consumer thread has processed the message
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} ovrMQWait;
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#define MAX_MESSAGE_PARMS 8
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#define MAX_MESSAGES 1024
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typedef struct
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{
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int Id;
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ovrMQWait Wait;
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long long Parms[MAX_MESSAGE_PARMS];
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} srufaceMessage;
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typedef struct
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{
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srufaceMessage Messages[MAX_MESSAGES];
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volatile int Head; // dequeue at the head
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volatile int Tail; // enqueue at the tail
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ovrMQWait Wait;
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volatile bool EnabledFlag;
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volatile bool PostedFlag;
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volatile bool ReceivedFlag;
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volatile bool ProcessedFlag;
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pthread_mutex_t Mutex;
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pthread_cond_t PostedCondition;
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pthread_cond_t ReceivedCondition;
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pthread_cond_t ProcessedCondition;
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} surfaceMessageQueue;
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typedef struct
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{
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JavaVM * JavaVm;
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jobject ActivityObject;
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jclass ActivityClass;
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pthread_t Thread;
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surfaceMessageQueue MessageQueue;
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ANativeWindow * NativeWindow;
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} ovrAppThread;
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typedef union {
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XrCompositionLayerProjection Projection;
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XrCompositionLayerQuad Quad;
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} xrCompositorLayer_Union;
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#define GL(func) func;
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// Forward declarations
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XrInstance TBXR_GetXrInstance();
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#if defined(DEBUG)
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static void
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OXR_CheckErrors(XrInstance instance, XrResult result, const char* function, bool failOnError) {
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if (XR_FAILED(result)) {
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char errorBuffer[XR_MAX_RESULT_STRING_SIZE];
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xrResultToString(instance, result, errorBuffer);
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if (failOnError) {
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ALOGE("OpenXR error: %s: %s\n", function, errorBuffer);
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} else {
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ALOGV("OpenXR error: %s: %s\n", function, errorBuffer);
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}
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}
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}
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#endif
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#if defined(DEBUG)
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#define OXR(func) OXR_CheckErrors(TBXR_GetXrInstance(), func, #func, true);
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#else
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#define OXR(func) func;
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#endif
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typedef struct {
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EGLint MajorVersion;
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EGLint MinorVersion;
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EGLDisplay Display;
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EGLConfig Config;
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EGLSurface TinySurface;
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EGLSurface MainSurface;
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EGLContext Context;
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} ovrEgl;
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/// Java details about an activity
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typedef struct ovrJava_ {
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JavaVM* Vm; //< Java Virtual Machine
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JNIEnv* Env; //< Thread specific environment
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jobject ActivityObject; //< Java activity object
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} ovrJava;
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typedef struct
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{
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ovrJava Java;
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ovrEgl Egl;
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ANativeWindow* NativeWindow;
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bool Resumed;
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bool Focused;
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bool FrameSetup;
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float Width;
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float Height;
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XrInstance Instance;
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XrSession Session;
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XrViewConfigurationProperties ViewportConfig;
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XrViewConfigurationView ViewConfigurationView[ovrMaxNumEyes];
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XrSystemId SystemId;
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XrSpace HeadSpace;
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XrSpace StageSpace;
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XrSpace FakeStageSpace;
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XrSpace CurrentSpace;
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GLboolean SessionActive;
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XrPosef xfStageFromHead;
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XrView* Projections;
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XrMatrix4x4f ProjectionMatrices[2];
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float currentDisplayRefreshRate;
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float* SupportedDisplayRefreshRates;
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uint32_t RequestedDisplayRefreshRateIndex;
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uint32_t NumSupportedDisplayRefreshRates;
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PFN_xrGetDisplayRefreshRateFB pfnGetDisplayRefreshRate;
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PFN_xrRequestDisplayRefreshRateFB pfnRequestDisplayRefreshRate;
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XrFrameState FrameState;
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int SwapInterval;
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int MainThreadTid;
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int RenderThreadTid;
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xrCompositorLayer_Union Layers[ovrMaxLayerCount];
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int LayerCount;
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ovrRenderer Renderer;
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ovrTrackedController TrackedController[2];
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} ovrApp;
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enum
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{
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MESSAGE_ON_CREATE,
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MESSAGE_ON_START,
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MESSAGE_ON_RESUME,
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MESSAGE_ON_PAUSE,
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MESSAGE_ON_STOP,
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MESSAGE_ON_DESTROY,
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MESSAGE_ON_SURFACE_CREATED,
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MESSAGE_ON_SURFACE_DESTROYED
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};
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extern ovrAppThread * gAppThread;
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extern ovrApp gAppState;
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extern ovrJava java;
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void ovrTrackedController_Clear(ovrTrackedController* controller);
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void * AppThreadFunction(void * parm );
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void ovrAppThread_Create( ovrAppThread * appThread, JNIEnv * env, jobject activityObject, jclass activityClass );
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void ovrAppThread_Destroy( ovrAppThread * appThread, JNIEnv * env );
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/*
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* Surface Lifecycle Message Queue
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*/
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void surfaceMessage_Init(srufaceMessage * message, const int id, const int wait );
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void * surfaceMessage_GetPointerParm(srufaceMessage * message, int index );
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void surfaceMessage_SetPointerParm(srufaceMessage * message, int index, void * ptr );
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void surfaceMessageQueue_Create(surfaceMessageQueue * messageQueue );
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void surfaceMessageQueue_Destroy(surfaceMessageQueue * messageQueue );
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void surfaceMessageQueue_Enable(surfaceMessageQueue * messageQueue, const bool set );
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void surfaceMessageQueue_PostMessage(surfaceMessageQueue * messageQueue, const srufaceMessage * message );
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//Functions that need to be implemented by the game specific code
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void VR_FrameSetup();
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bool VR_UseScreenLayer();
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float VR_GetScreenLayerDistance();
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bool VR_GetVRProjection(int eye, float zNear, float zFar, float* projection);
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void VR_HandleControllerInput();
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void VR_SetHMDOrientation(float pitch, float yaw, float roll );
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void VR_SetHMDPosition(float x, float y, float z );
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void VR_HapticEvent(const char* event, int position, int flags, int intensity, float angle, float yHeight );
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void VR_HapticUpdateEvent(const char* event, int intensity, float angle );
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void VR_HapticEndFrame();
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void VR_HapticStopEvent(const char* event);
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void VR_HapticEnable();
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void VR_HapticDisable();
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extern "C" void VR_Shutdown();
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//Reusable Team Beef OpenXR stuff (in TBXR_Common.cpp)
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double TBXR_GetTimeInMilliSeconds();
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int TBXR_GetRefresh();
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void TBXR_Recenter();
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void TBXR_InitialiseOpenXR();
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void TBXR_WaitForSessionActive();
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void TBXR_InitRenderer();
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void TBXR_EnterVR();
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void TBXR_GetScreenRes(int *width, int *height);
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void TBXR_InitActions( void );
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void TBXR_Vibrate(int duration, int channel, float intensity );
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void TBXR_ProcessHaptics();
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void TBXR_FrameSetup();
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void TBXR_updateProjections();
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void TBXR_UpdateControllers( );
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void TBXR_prepareEyeBuffer(int eye );
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void TBXR_finishEyeBuffer(int eye );
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void TBXR_submitFrame();
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#endif //vrcommon_h
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