/**************************************************************************/ /* util.h */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #ifndef UTIL_H #define UTIL_H #define UNPACK(...) __VA_ARGS__ #define INIT_XR_FUNC_V(openxr_api, name) \ do { \ XrResult get_instance_proc_addr_result; \ get_instance_proc_addr_result = openxr_api->get_instance_proc_addr(#name, (PFN_xrVoidFunction *)&name##_ptr); \ ERR_FAIL_COND_V(XR_FAILED(get_instance_proc_addr_result), false); \ } while (0) #define EXT_INIT_XR_FUNC_V(name) INIT_XR_FUNC_V(OpenXRAPI::get_singleton(), name) #define OPENXR_API_INIT_XR_FUNC_V(name) INIT_XR_FUNC_V(this, name) #define INIT_XR_FUNC(openxr_api, name) \ do { \ XrResult get_instance_proc_addr_result; \ get_instance_proc_addr_result = openxr_api->get_instance_proc_addr(#name, (PFN_xrVoidFunction *)&name##_ptr); \ ERR_FAIL_COND(XR_FAILED(get_instance_proc_addr_result)); \ } while (0) #define EXT_INIT_XR_FUNC(name) INIT_XR_FUNC(OpenXRAPI::get_singleton(), name) #define OPENXR_API_INIT_XR_FUNC(name) INIT_XR_FUNC(this, name) #define TRY_INIT_XR_FUNC(openxr_api, name) \ openxr_api->try_get_instance_proc_addr(#name, (PFN_xrVoidFunction *)&name##_ptr) #define EXT_TRY_INIT_XR_FUNC(name) TRY_INIT_XR_FUNC(OpenXRAPI::get_singleton(), name) #define OPENXR_TRY_API_INIT_XR_FUNC(name) TRY_INIT_XR_FUNC(this, name) #define GDEXTENSION_INIT_XR_FUNC(name) \ do { \ name##_ptr = reinterpret_cast(get_openxr_api()->get_instance_proc_addr(#name)); \ ERR_FAIL_COND(name##_ptr == nullptr); \ } while (0) #define GDEXTENSION_INIT_XR_FUNC_V(name) \ do { \ name##_ptr = reinterpret_cast(get_openxr_api()->get_instance_proc_addr(#name)); \ ERR_FAIL_COND_V(name##_ptr == nullptr, false); \ } while (0) #define EXT_PROTO_XRRESULT_FUNC1(func_name, arg1_type, arg1) \ PFN_##func_name func_name##_ptr = nullptr; \ XRAPI_ATTR XrResult XRAPI_CALL func_name(UNPACK arg1_type p_##arg1) const { \ if (!func_name##_ptr) { \ return XR_ERROR_HANDLE_INVALID; \ } \ return (*func_name##_ptr)(p_##arg1); \ } #define EXT_PROTO_XRRESULT_FUNC2(func_name, arg1_type, arg1, arg2_type, arg2) \ PFN_##func_name func_name##_ptr = nullptr; \ XRAPI_ATTR XrResult XRAPI_CALL func_name(UNPACK arg1_type p_##arg1, UNPACK arg2_type p_##arg2) const { \ if (!func_name##_ptr) { \ return XR_ERROR_HANDLE_INVALID; \ } \ return (*func_name##_ptr)(p_##arg1, p_##arg2); \ } #define EXT_PROTO_XRRESULT_FUNC3(func_name, arg1_type, arg1, arg2_type, arg2, arg3_type, arg3) \ PFN_##func_name func_name##_ptr = nullptr; \ XRAPI_ATTR XrResult XRAPI_CALL func_name(UNPACK arg1_type p_##arg1, UNPACK arg2_type p_##arg2, UNPACK arg3_type p_##arg3) const { \ if (!func_name##_ptr) { \ return XR_ERROR_HANDLE_INVALID; \ } \ return (*func_name##_ptr)(p_##arg1, p_##arg2, p_##arg3); \ } #define EXT_PROTO_XRRESULT_FUNC4(func_name, arg1_type, arg1, arg2_type, arg2, arg3_type, arg3, arg4_type, arg4) \ PFN_##func_name func_name##_ptr = nullptr; \ XRAPI_ATTR XrResult XRAPI_CALL func_name(UNPACK arg1_type p_##arg1, UNPACK arg2_type p_##arg2, UNPACK arg3_type p_##arg3, UNPACK arg4_type p_##arg4) const { \ if (!func_name##_ptr) { \ return XR_ERROR_HANDLE_INVALID; \ } \ return (*func_name##_ptr)(p_##arg1, p_##arg2, p_##arg3, p_##arg4); \ } #define EXT_PROTO_XRRESULT_FUNC5(func_name, arg1_type, arg1, arg2_type, arg2, arg3_type, arg3, arg4_type, arg4, arg5_type, arg5) \ PFN_##func_name func_name##_ptr = nullptr; \ XRAPI_ATTR XrResult XRAPI_CALL func_name(UNPACK arg1_type p_##arg1, UNPACK arg2_type p_##arg2, UNPACK arg3_type p_##arg3, UNPACK arg4_type p_##arg4, UNPACK arg5_type p_##arg5) const { \ if (!func_name##_ptr) { \ return XR_ERROR_HANDLE_INVALID; \ } \ return (*func_name##_ptr)(p_##arg1, p_##arg2, p_##arg3, p_##arg4, p_##arg5); \ } #define EXT_PROTO_XRRESULT_FUNC6(func_name, arg1_type, arg1, arg2_type, arg2, arg3_type, arg3, arg4_type, arg4, arg5_type, arg5, arg6_type, arg6) \ PFN_##func_name func_name##_ptr = nullptr; \ XRAPI_ATTR XrResult XRAPI_CALL func_name(UNPACK arg1_type p_##arg1, UNPACK arg2_type p_##arg2, UNPACK arg3_type p_##arg3, UNPACK arg4_type p_##arg4, UNPACK arg5_type p_##arg5, UNPACK arg6_type p_##arg6) const { \ if (!func_name##_ptr) { \ return XR_ERROR_HANDLE_INVALID; \ } \ return (*func_name##_ptr)(p_##arg1, p_##arg2, p_##arg3, p_##arg4, p_##arg5, p_##arg6); \ } #endif // UTIL_H