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Packages/com.unity.xr.openxr/MockRuntime/Native~/openxr_loader/mock_loader.cpp

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+#ifdef _WIN32
+#ifndef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#endif // !WIN32_LEAN_AND_MEAN
+#include <d3d11.h>
+#include <d3d12.h>
+#include <windows.h>
+#endif
+
+#ifdef XR_USE_PLATFORM_ANDROID
+#include <jni.h>
+#endif
+
+#ifdef XR_USE_GRAPHICS_API_OPENGL_ES
+#include <EGL/egl.h>
+#endif
+
+#include <vulkan/vulkan.h>
+
+#define XR_NO_PROTOTYPES
+#include "XR/IUnityXRTrace.h"
+#include "openxr/openxr.h"
+#include "openxr/openxr_platform.h"
+#include "plugin_load.h"
+#include <openxr/loader_interfaces.h>
+#include <openxr/openxr_reflection.h>
+
+struct IUnityXRTrace;
+extern IUnityXRTrace* s_Trace;
+
+IUnityXRTrace* s_Trace = nullptr;
+
+extern "C" XrResult UNITY_INTERFACE_EXPORT XRAPI_PTR xrGetInstanceProcAddr(XrInstance instance, const char* name, PFN_xrVoidFunction* function);
+
+PluginHandle s_PluginHandle = nullptr;
+PFN_xrGetInstanceProcAddr s_GetInstanceProcAddr = nullptr;
+
+static bool LoadMockRuntime()
+{
+    if (nullptr != s_GetInstanceProcAddr)
+        return true;
+
+    s_PluginHandle = Plugin_LoadLibrary(L"mock_runtime");
+    if (nullptr == s_PluginHandle)
+        return false;
+
+    s_GetInstanceProcAddr = (PFN_xrGetInstanceProcAddr)Plugin_GetSymbol(s_PluginHandle, "xrGetInstanceProcAddr");
+
+    return nullptr != s_GetInstanceProcAddr;
+}
+
+extern "C" XrResult UNITY_INTERFACE_EXPORT XRAPI_PTR xrGetInstanceProcAddr(XrInstance instance, const char* name, PFN_xrVoidFunction* function)
+{
+    if (!LoadMockRuntime())
+        return XR_ERROR_RUNTIME_FAILURE;
+
+    return s_GetInstanceProcAddr(instance, name, function);
+}
+
+extern "C" void UNITY_INTERFACE_EXPORT XRAPI_PTR SetXRTrace(IUnityXRTrace* trace)
+{
+    if (!LoadMockRuntime())
+        return;
+
+    typedef void (*PFN_SetXRTrace)(IUnityXRTrace * trace);
+    PFN_SetXRTrace set = (PFN_SetXRTrace)Plugin_GetSymbol(s_PluginHandle, "SetXRTrace");
+    if (set != nullptr)
+        set(trace);
+}