1210 lines
33 KiB
C++
1210 lines
33 KiB
C++
/*
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* Copyright 2011-2024 Branimir Karadzic. All rights reserved.
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* License: https://github.com/bkaradzic/bgfx/blob/master/LICENSE
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*/
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#include "entry_p.h"
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#if ENTRY_CONFIG_USE_SDL
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#if BX_PLATFORM_LINUX
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# if ENTRY_CONFIG_USE_WAYLAND
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# include <wayland-egl.h>
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# endif
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#elif BX_PLATFORM_WINDOWS
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# define SDL_MAIN_HANDLED
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#endif
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#include <bx/os.h>
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#include <SDL2/SDL.h>
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BX_PRAGMA_DIAGNOSTIC_PUSH()
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BX_PRAGMA_DIAGNOSTIC_IGNORED_CLANG("-Wextern-c-compat")
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#include <SDL2/SDL_syswm.h>
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BX_PRAGMA_DIAGNOSTIC_POP()
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#include <bgfx/platform.h>
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#if defined(None) // X11 defines this...
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# undef None
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#endif // defined(None)
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#include <bx/mutex.h>
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#include <bx/thread.h>
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#include <bx/handlealloc.h>
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#include <bx/readerwriter.h>
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#include <tinystl/allocator.h>
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#include <tinystl/string.h>
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namespace entry
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{
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///
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static void* sdlNativeWindowHandle(SDL_Window* _window)
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{
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SDL_SysWMinfo wmi;
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SDL_VERSION(&wmi.version);
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if (!SDL_GetWindowWMInfo(_window, &wmi) )
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{
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return NULL;
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}
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# if BX_PLATFORM_LINUX
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# if ENTRY_CONFIG_USE_WAYLAND
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if (wmi.subsystem == SDL_SYSWM_WAYLAND)
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{
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wl_egl_window *win_impl = (wl_egl_window*)SDL_GetWindowData(_window, "wl_egl_window");
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if(!win_impl)
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{
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int width, height;
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SDL_GetWindowSize(_window, &width, &height);
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struct wl_surface* surface = wmi.info.wl.surface;
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if(!surface)
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return nullptr;
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win_impl = wl_egl_window_create(surface, width, height);
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SDL_SetWindowData(_window, "wl_egl_window", win_impl);
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}
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return (void*)(uintptr_t)win_impl;
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}
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else
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# endif // ENTRY_CONFIG_USE_WAYLAND
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return (void*)wmi.info.x11.window;
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# elif BX_PLATFORM_OSX || BX_PLATFORM_IOS
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return wmi.info.cocoa.window;
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# elif BX_PLATFORM_WINDOWS
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return wmi.info.win.window;
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# elif BX_PLATFORM_ANDROID
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return wmi.info.android.window;
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# endif // BX_PLATFORM_
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}
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static void sdlDestroyWindow(SDL_Window* _window)
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{
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if(!_window)
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return;
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# if BX_PLATFORM_LINUX
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# if ENTRY_CONFIG_USE_WAYLAND
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wl_egl_window *win_impl = (wl_egl_window*)SDL_GetWindowData(_window, "wl_egl_window");
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if(win_impl)
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{
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SDL_SetWindowData(_window, "wl_egl_window", nullptr);
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wl_egl_window_destroy(win_impl);
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}
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# endif
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# endif
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SDL_DestroyWindow(_window);
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}
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static uint8_t translateKeyModifiers(uint16_t _sdl)
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{
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uint8_t modifiers = 0;
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modifiers |= _sdl & KMOD_LALT ? Modifier::LeftAlt : 0;
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modifiers |= _sdl & KMOD_RALT ? Modifier::RightAlt : 0;
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modifiers |= _sdl & KMOD_LCTRL ? Modifier::LeftCtrl : 0;
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modifiers |= _sdl & KMOD_RCTRL ? Modifier::RightCtrl : 0;
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modifiers |= _sdl & KMOD_LSHIFT ? Modifier::LeftShift : 0;
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modifiers |= _sdl & KMOD_RSHIFT ? Modifier::RightShift : 0;
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modifiers |= _sdl & KMOD_LGUI ? Modifier::LeftMeta : 0;
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modifiers |= _sdl & KMOD_RGUI ? Modifier::RightMeta : 0;
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return modifiers;
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}
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static uint8_t translateKeyModifierPress(uint16_t _key)
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{
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uint8_t modifier;
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switch (_key)
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{
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case SDL_SCANCODE_LALT: { modifier = Modifier::LeftAlt; } break;
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case SDL_SCANCODE_RALT: { modifier = Modifier::RightAlt; } break;
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case SDL_SCANCODE_LCTRL: { modifier = Modifier::LeftCtrl; } break;
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case SDL_SCANCODE_RCTRL: { modifier = Modifier::RightCtrl; } break;
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case SDL_SCANCODE_LSHIFT: { modifier = Modifier::LeftShift; } break;
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case SDL_SCANCODE_RSHIFT: { modifier = Modifier::RightShift; } break;
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case SDL_SCANCODE_LGUI: { modifier = Modifier::LeftMeta; } break;
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case SDL_SCANCODE_RGUI: { modifier = Modifier::RightMeta; } break;
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default: { modifier = 0; } break;
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}
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return modifier;
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}
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static uint8_t s_translateKey[256];
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static void initTranslateKey(uint16_t _sdl, Key::Enum _key)
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{
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BX_ASSERT(_sdl < BX_COUNTOF(s_translateKey), "Out of bounds %d.", _sdl);
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s_translateKey[_sdl&0xff] = (uint8_t)_key;
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}
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static Key::Enum translateKey(SDL_Scancode _sdl)
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{
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return (Key::Enum)s_translateKey[_sdl&0xff];
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}
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static uint8_t s_translateGamepad[256];
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static void initTranslateGamepad(uint8_t _sdl, Key::Enum _button)
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{
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s_translateGamepad[_sdl] = _button;
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}
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static Key::Enum translateGamepad(uint8_t _sdl)
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{
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return Key::Enum(s_translateGamepad[_sdl]);
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}
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static uint8_t s_translateGamepadAxis[256];
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static void initTranslateGamepadAxis(uint8_t _sdl, GamepadAxis::Enum _axis)
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{
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s_translateGamepadAxis[_sdl] = uint8_t(_axis);
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}
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static GamepadAxis::Enum translateGamepadAxis(uint8_t _sdl)
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{
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return GamepadAxis::Enum(s_translateGamepadAxis[_sdl]);
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}
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struct AxisDpadRemap
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{
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Key::Enum first;
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Key::Enum second;
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};
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static AxisDpadRemap s_axisDpad[] =
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{
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{ Key::GamepadLeft, Key::GamepadRight },
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{ Key::GamepadUp, Key::GamepadDown },
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{ Key::None, Key::None },
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{ Key::GamepadLeft, Key::GamepadRight },
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{ Key::GamepadUp, Key::GamepadDown },
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{ Key::None, Key::None },
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};
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struct GamepadSDL
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{
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GamepadSDL()
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: m_controller(NULL)
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, m_jid(INT32_MAX)
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{
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bx::memSet(m_value, 0, sizeof(m_value) );
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// Deadzone values from xinput.h
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m_deadzone[GamepadAxis::LeftX ] =
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m_deadzone[GamepadAxis::LeftY ] = 7849;
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m_deadzone[GamepadAxis::RightX] =
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m_deadzone[GamepadAxis::RightY] = 8689;
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m_deadzone[GamepadAxis::LeftZ ] =
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m_deadzone[GamepadAxis::RightZ] = 30;
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}
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void create(const SDL_JoyDeviceEvent& _jev)
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{
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m_joystick = SDL_JoystickOpen(_jev.which);
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SDL_Joystick* joystick = m_joystick;
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m_jid = SDL_JoystickInstanceID(joystick);
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}
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void create(const SDL_ControllerDeviceEvent& _cev)
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{
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m_controller = SDL_GameControllerOpen(_cev.which);
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SDL_Joystick* joystick = SDL_GameControllerGetJoystick(m_controller);
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m_jid = SDL_JoystickInstanceID(joystick);
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}
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void update(EventQueue& _eventQueue, WindowHandle _handle, GamepadHandle _gamepad, GamepadAxis::Enum _axis, int32_t _value)
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{
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if (filter(_axis, &_value) )
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{
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_eventQueue.postAxisEvent(_handle, _gamepad, _axis, _value);
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if (Key::None != s_axisDpad[_axis].first)
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{
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if (_value == 0)
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{
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_eventQueue.postKeyEvent(_handle, s_axisDpad[_axis].first, 0, false);
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_eventQueue.postKeyEvent(_handle, s_axisDpad[_axis].second, 0, false);
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}
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else
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{
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_eventQueue.postKeyEvent(_handle
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, 0 > _value ? s_axisDpad[_axis].first : s_axisDpad[_axis].second
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, 0
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, true
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);
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}
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}
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}
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}
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void destroy()
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{
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if (NULL != m_controller)
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{
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SDL_GameControllerClose(m_controller);
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m_controller = NULL;
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}
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if (NULL != m_joystick)
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{
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SDL_JoystickClose(m_joystick);
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m_joystick = NULL;
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}
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m_jid = INT32_MAX;
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}
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bool filter(GamepadAxis::Enum _axis, int32_t* _value)
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{
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const int32_t old = m_value[_axis];
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const int32_t deadzone = m_deadzone[_axis];
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int32_t value = *_value;
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value = value > deadzone || value < -deadzone ? value : 0;
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m_value[_axis] = value;
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*_value = value;
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return old != value;
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}
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int32_t m_value[GamepadAxis::Count];
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int32_t m_deadzone[GamepadAxis::Count];
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SDL_Joystick* m_joystick;
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SDL_GameController* m_controller;
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// SDL_Haptic* m_haptic;
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SDL_JoystickID m_jid;
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};
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struct MainThreadEntry
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{
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int m_argc;
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char** m_argv;
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static int32_t threadFunc(bx::Thread* _thread, void* _userData);
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};
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struct Msg
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{
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Msg()
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: m_x(0)
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, m_y(0)
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, m_width(0)
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, m_height(0)
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, m_flags(0)
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, m_flagsEnabled(false)
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{
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}
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int32_t m_x;
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int32_t m_y;
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uint32_t m_width;
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uint32_t m_height;
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uint32_t m_flags;
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tinystl::string m_title;
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bool m_flagsEnabled;
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};
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static uint32_t s_userEventStart;
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enum SDL_USER_WINDOW
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{
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SDL_USER_WINDOW_CREATE,
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SDL_USER_WINDOW_DESTROY,
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SDL_USER_WINDOW_SET_TITLE,
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SDL_USER_WINDOW_SET_FLAGS,
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SDL_USER_WINDOW_SET_POS,
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SDL_USER_WINDOW_SET_SIZE,
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SDL_USER_WINDOW_TOGGLE_FRAME,
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SDL_USER_WINDOW_TOGGLE_FULL_SCREEN,
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SDL_USER_WINDOW_MOUSE_LOCK,
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};
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static void sdlPostEvent(SDL_USER_WINDOW _type, WindowHandle _handle, Msg* _msg = NULL, uint32_t _code = 0)
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{
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SDL_Event event;
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SDL_UserEvent& uev = event.user;
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uev.type = s_userEventStart + _type;
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union { void* p; WindowHandle h; } cast;
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cast.h = _handle;
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uev.data1 = cast.p;
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uev.data2 = _msg;
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uev.code = _code;
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SDL_PushEvent(&event);
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}
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static WindowHandle getWindowHandle(const SDL_UserEvent& _uev)
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{
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union { void* p; WindowHandle h; } cast;
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cast.p = _uev.data1;
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return cast.h;
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}
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struct Context
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{
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Context()
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: m_width(ENTRY_DEFAULT_WIDTH)
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, m_height(ENTRY_DEFAULT_HEIGHT)
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, m_aspectRatio(16.0f/9.0f)
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, m_mx(0)
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, m_my(0)
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, m_mz(0)
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, m_mouseLock(false)
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, m_fullscreen(false)
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{
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bx::memSet(s_translateKey, 0, sizeof(s_translateKey) );
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initTranslateKey(SDL_SCANCODE_ESCAPE, Key::Esc);
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initTranslateKey(SDL_SCANCODE_RETURN, Key::Return);
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initTranslateKey(SDL_SCANCODE_TAB, Key::Tab);
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initTranslateKey(SDL_SCANCODE_BACKSPACE, Key::Backspace);
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initTranslateKey(SDL_SCANCODE_SPACE, Key::Space);
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initTranslateKey(SDL_SCANCODE_UP, Key::Up);
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initTranslateKey(SDL_SCANCODE_DOWN, Key::Down);
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initTranslateKey(SDL_SCANCODE_LEFT, Key::Left);
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initTranslateKey(SDL_SCANCODE_RIGHT, Key::Right);
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initTranslateKey(SDL_SCANCODE_PAGEUP, Key::PageUp);
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initTranslateKey(SDL_SCANCODE_PAGEDOWN, Key::PageDown);
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initTranslateKey(SDL_SCANCODE_HOME, Key::Home);
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initTranslateKey(SDL_SCANCODE_END, Key::End);
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initTranslateKey(SDL_SCANCODE_PRINTSCREEN, Key::Print);
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initTranslateKey(SDL_SCANCODE_KP_PLUS, Key::Plus);
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initTranslateKey(SDL_SCANCODE_EQUALS, Key::Plus);
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initTranslateKey(SDL_SCANCODE_KP_MINUS, Key::Minus);
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initTranslateKey(SDL_SCANCODE_MINUS, Key::Minus);
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initTranslateKey(SDL_SCANCODE_GRAVE, Key::Tilde);
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initTranslateKey(SDL_SCANCODE_KP_COMMA, Key::Comma);
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initTranslateKey(SDL_SCANCODE_COMMA, Key::Comma);
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initTranslateKey(SDL_SCANCODE_KP_PERIOD, Key::Period);
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initTranslateKey(SDL_SCANCODE_PERIOD, Key::Period);
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initTranslateKey(SDL_SCANCODE_SLASH, Key::Slash);
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initTranslateKey(SDL_SCANCODE_F1, Key::F1);
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initTranslateKey(SDL_SCANCODE_F2, Key::F2);
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initTranslateKey(SDL_SCANCODE_F3, Key::F3);
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initTranslateKey(SDL_SCANCODE_F4, Key::F4);
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initTranslateKey(SDL_SCANCODE_F5, Key::F5);
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initTranslateKey(SDL_SCANCODE_F6, Key::F6);
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initTranslateKey(SDL_SCANCODE_F7, Key::F7);
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initTranslateKey(SDL_SCANCODE_F8, Key::F8);
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initTranslateKey(SDL_SCANCODE_F9, Key::F9);
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initTranslateKey(SDL_SCANCODE_F10, Key::F10);
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initTranslateKey(SDL_SCANCODE_F11, Key::F11);
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initTranslateKey(SDL_SCANCODE_F12, Key::F12);
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initTranslateKey(SDL_SCANCODE_KP_0, Key::NumPad0);
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initTranslateKey(SDL_SCANCODE_KP_1, Key::NumPad1);
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initTranslateKey(SDL_SCANCODE_KP_2, Key::NumPad2);
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initTranslateKey(SDL_SCANCODE_KP_3, Key::NumPad3);
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initTranslateKey(SDL_SCANCODE_KP_4, Key::NumPad4);
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initTranslateKey(SDL_SCANCODE_KP_5, Key::NumPad5);
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initTranslateKey(SDL_SCANCODE_KP_6, Key::NumPad6);
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initTranslateKey(SDL_SCANCODE_KP_7, Key::NumPad7);
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initTranslateKey(SDL_SCANCODE_KP_8, Key::NumPad8);
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initTranslateKey(SDL_SCANCODE_KP_9, Key::NumPad9);
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initTranslateKey(SDL_SCANCODE_0, Key::Key0);
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initTranslateKey(SDL_SCANCODE_1, Key::Key1);
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initTranslateKey(SDL_SCANCODE_2, Key::Key2);
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initTranslateKey(SDL_SCANCODE_3, Key::Key3);
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initTranslateKey(SDL_SCANCODE_4, Key::Key4);
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initTranslateKey(SDL_SCANCODE_5, Key::Key5);
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initTranslateKey(SDL_SCANCODE_6, Key::Key6);
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initTranslateKey(SDL_SCANCODE_7, Key::Key7);
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initTranslateKey(SDL_SCANCODE_8, Key::Key8);
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initTranslateKey(SDL_SCANCODE_9, Key::Key9);
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initTranslateKey(SDL_SCANCODE_A, Key::KeyA);
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initTranslateKey(SDL_SCANCODE_B, Key::KeyB);
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initTranslateKey(SDL_SCANCODE_C, Key::KeyC);
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initTranslateKey(SDL_SCANCODE_D, Key::KeyD);
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initTranslateKey(SDL_SCANCODE_E, Key::KeyE);
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initTranslateKey(SDL_SCANCODE_F, Key::KeyF);
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initTranslateKey(SDL_SCANCODE_G, Key::KeyG);
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initTranslateKey(SDL_SCANCODE_H, Key::KeyH);
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initTranslateKey(SDL_SCANCODE_I, Key::KeyI);
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initTranslateKey(SDL_SCANCODE_J, Key::KeyJ);
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initTranslateKey(SDL_SCANCODE_K, Key::KeyK);
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initTranslateKey(SDL_SCANCODE_L, Key::KeyL);
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initTranslateKey(SDL_SCANCODE_M, Key::KeyM);
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initTranslateKey(SDL_SCANCODE_N, Key::KeyN);
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initTranslateKey(SDL_SCANCODE_O, Key::KeyO);
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initTranslateKey(SDL_SCANCODE_P, Key::KeyP);
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initTranslateKey(SDL_SCANCODE_Q, Key::KeyQ);
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initTranslateKey(SDL_SCANCODE_R, Key::KeyR);
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initTranslateKey(SDL_SCANCODE_S, Key::KeyS);
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initTranslateKey(SDL_SCANCODE_T, Key::KeyT);
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initTranslateKey(SDL_SCANCODE_U, Key::KeyU);
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initTranslateKey(SDL_SCANCODE_V, Key::KeyV);
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initTranslateKey(SDL_SCANCODE_W, Key::KeyW);
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initTranslateKey(SDL_SCANCODE_X, Key::KeyX);
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initTranslateKey(SDL_SCANCODE_Y, Key::KeyY);
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initTranslateKey(SDL_SCANCODE_Z, Key::KeyZ);
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bx::memSet(s_translateGamepad, uint8_t(Key::Count), sizeof(s_translateGamepad) );
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_A, Key::GamepadA);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_B, Key::GamepadB);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_X, Key::GamepadX);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_Y, Key::GamepadY);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_LEFTSTICK, Key::GamepadThumbL);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_RIGHTSTICK, Key::GamepadThumbR);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_LEFTSHOULDER, Key::GamepadShoulderL);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_RIGHTSHOULDER, Key::GamepadShoulderR);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_DPAD_UP, Key::GamepadUp);
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initTranslateGamepad(SDL_CONTROLLER_BUTTON_DPAD_DOWN, Key::GamepadDown);
|
|
initTranslateGamepad(SDL_CONTROLLER_BUTTON_DPAD_LEFT, Key::GamepadLeft);
|
|
initTranslateGamepad(SDL_CONTROLLER_BUTTON_DPAD_RIGHT, Key::GamepadRight);
|
|
initTranslateGamepad(SDL_CONTROLLER_BUTTON_BACK, Key::GamepadBack);
|
|
initTranslateGamepad(SDL_CONTROLLER_BUTTON_START, Key::GamepadStart);
|
|
initTranslateGamepad(SDL_CONTROLLER_BUTTON_GUIDE, Key::GamepadGuide);
|
|
|
|
bx::memSet(s_translateGamepadAxis, uint8_t(GamepadAxis::Count), sizeof(s_translateGamepadAxis) );
|
|
initTranslateGamepadAxis(SDL_CONTROLLER_AXIS_LEFTX, GamepadAxis::LeftX);
|
|
initTranslateGamepadAxis(SDL_CONTROLLER_AXIS_LEFTY, GamepadAxis::LeftY);
|
|
initTranslateGamepadAxis(SDL_CONTROLLER_AXIS_TRIGGERLEFT, GamepadAxis::LeftZ);
|
|
initTranslateGamepadAxis(SDL_CONTROLLER_AXIS_RIGHTX, GamepadAxis::RightX);
|
|
initTranslateGamepadAxis(SDL_CONTROLLER_AXIS_RIGHTY, GamepadAxis::RightY);
|
|
initTranslateGamepadAxis(SDL_CONTROLLER_AXIS_TRIGGERRIGHT, GamepadAxis::RightZ);
|
|
}
|
|
|
|
int run(int _argc, char** _argv)
|
|
{
|
|
m_mte.m_argc = _argc;
|
|
m_mte.m_argv = _argv;
|
|
|
|
SDL_Init(0
|
|
| SDL_INIT_GAMECONTROLLER
|
|
);
|
|
|
|
m_windowAlloc.alloc();
|
|
m_window[0] = SDL_CreateWindow("bgfx"
|
|
, SDL_WINDOWPOS_UNDEFINED
|
|
, SDL_WINDOWPOS_UNDEFINED
|
|
, m_width
|
|
, m_height
|
|
, SDL_WINDOW_SHOWN
|
|
| SDL_WINDOW_RESIZABLE
|
|
);
|
|
|
|
m_flags[0] = 0
|
|
| ENTRY_WINDOW_FLAG_ASPECT_RATIO
|
|
| ENTRY_WINDOW_FLAG_FRAME
|
|
;
|
|
|
|
s_userEventStart = SDL_RegisterEvents(7);
|
|
|
|
bgfx::renderFrame();
|
|
|
|
m_thread.init(MainThreadEntry::threadFunc, &m_mte);
|
|
|
|
// Force window resolution...
|
|
WindowHandle defaultWindow = { 0 };
|
|
setWindowSize(defaultWindow, m_width, m_height, true);
|
|
|
|
SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
|
|
|
|
bx::FileReaderI* reader = NULL;
|
|
while (NULL == reader)
|
|
{
|
|
reader = getFileReader();
|
|
bx::sleep(100);
|
|
}
|
|
|
|
if (bx::open(reader, "gamecontrollerdb.txt") )
|
|
{
|
|
bx::AllocatorI* allocator = getAllocator();
|
|
uint32_t size = (uint32_t)bx::getSize(reader);
|
|
void* data = bx::alloc(allocator, size + 1);
|
|
bx::read(reader, data, size, bx::ErrorAssert{});
|
|
bx::close(reader);
|
|
((char*)data)[size] = '\0';
|
|
|
|
if (SDL_GameControllerAddMapping( (char*)data) < 0) {
|
|
DBG("SDL game controller add mapping failed: %s", SDL_GetError());
|
|
}
|
|
|
|
bx::free(allocator, data);
|
|
}
|
|
|
|
bool exit = false;
|
|
SDL_Event event;
|
|
while (!exit)
|
|
{
|
|
bgfx::renderFrame();
|
|
|
|
while (SDL_PollEvent(&event) )
|
|
{
|
|
switch (event.type)
|
|
{
|
|
case SDL_QUIT:
|
|
m_eventQueue.postExitEvent();
|
|
exit = true;
|
|
break;
|
|
|
|
case SDL_MOUSEMOTION:
|
|
{
|
|
const SDL_MouseMotionEvent& mev = event.motion;
|
|
m_mx = mev.x;
|
|
m_my = mev.y;
|
|
|
|
WindowHandle handle = findHandle(mev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
m_eventQueue.postMouseEvent(handle, m_mx, m_my, m_mz);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_MOUSEBUTTONDOWN:
|
|
case SDL_MOUSEBUTTONUP:
|
|
{
|
|
const SDL_MouseButtonEvent& mev = event.button;
|
|
WindowHandle handle = findHandle(mev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
MouseButton::Enum button;
|
|
switch (mev.button)
|
|
{
|
|
default:
|
|
case SDL_BUTTON_LEFT: button = MouseButton::Left; break;
|
|
case SDL_BUTTON_MIDDLE: button = MouseButton::Middle; break;
|
|
case SDL_BUTTON_RIGHT: button = MouseButton::Right; break;
|
|
}
|
|
|
|
m_eventQueue.postMouseEvent(handle
|
|
, mev.x
|
|
, mev.y
|
|
, m_mz
|
|
, button
|
|
, mev.type == SDL_MOUSEBUTTONDOWN
|
|
);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_MOUSEWHEEL:
|
|
{
|
|
const SDL_MouseWheelEvent& mev = event.wheel;
|
|
m_mz += mev.y;
|
|
|
|
WindowHandle handle = findHandle(mev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
m_eventQueue.postMouseEvent(handle, m_mx, m_my, m_mz);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_TEXTINPUT:
|
|
{
|
|
const SDL_TextInputEvent& tev = event.text;
|
|
WindowHandle handle = findHandle(tev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
m_eventQueue.postCharEvent(handle, 1, (const uint8_t*)tev.text);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_KEYDOWN:
|
|
{
|
|
const SDL_KeyboardEvent& kev = event.key;
|
|
WindowHandle handle = findHandle(kev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
uint8_t modifiers = translateKeyModifiers(kev.keysym.mod);
|
|
Key::Enum key = translateKey(kev.keysym.scancode);
|
|
|
|
#if 0
|
|
DBG("SDL scancode %d, key %d, name %s, key name %s"
|
|
, kev.keysym.scancode
|
|
, key
|
|
, SDL_GetScancodeName(kev.keysym.scancode)
|
|
, SDL_GetKeyName(kev.keysym.scancode)
|
|
);
|
|
#endif // 0
|
|
|
|
/// If you only press (e.g.) 'shift' and nothing else, then key == 'shift', modifier == 0.
|
|
/// Further along, pressing 'shift' + 'ctrl' would be: key == 'shift', modifier == 'ctrl.
|
|
if (0 == key && 0 == modifiers)
|
|
{
|
|
modifiers = translateKeyModifierPress(kev.keysym.scancode);
|
|
}
|
|
|
|
if (Key::Esc == key)
|
|
{
|
|
uint8_t pressedChar[4];
|
|
pressedChar[0] = 0x1b;
|
|
m_eventQueue.postCharEvent(handle, 1, pressedChar);
|
|
}
|
|
else if (Key::Return == key)
|
|
{
|
|
uint8_t pressedChar[4];
|
|
pressedChar[0] = 0x0d;
|
|
m_eventQueue.postCharEvent(handle, 1, pressedChar);
|
|
}
|
|
else if (Key::Backspace == key)
|
|
{
|
|
uint8_t pressedChar[4];
|
|
pressedChar[0] = 0x08;
|
|
m_eventQueue.postCharEvent(handle, 1, pressedChar);
|
|
}
|
|
|
|
m_eventQueue.postKeyEvent(handle, key, modifiers, kev.state == SDL_PRESSED);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_KEYUP:
|
|
{
|
|
const SDL_KeyboardEvent& kev = event.key;
|
|
WindowHandle handle = findHandle(kev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
uint8_t modifiers = translateKeyModifiers(kev.keysym.mod);
|
|
Key::Enum key = translateKey(kev.keysym.scancode);
|
|
m_eventQueue.postKeyEvent(handle, key, modifiers, kev.state == SDL_PRESSED);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_WINDOWEVENT:
|
|
{
|
|
const SDL_WindowEvent& wev = event.window;
|
|
switch (wev.event)
|
|
{
|
|
case SDL_WINDOWEVENT_RESIZED:
|
|
case SDL_WINDOWEVENT_SIZE_CHANGED:
|
|
{
|
|
WindowHandle handle = findHandle(wev.windowID);
|
|
setWindowSize(handle, wev.data1, wev.data2);
|
|
}
|
|
break;
|
|
|
|
case SDL_WINDOWEVENT_SHOWN:
|
|
case SDL_WINDOWEVENT_HIDDEN:
|
|
case SDL_WINDOWEVENT_EXPOSED:
|
|
case SDL_WINDOWEVENT_MOVED:
|
|
case SDL_WINDOWEVENT_MINIMIZED:
|
|
case SDL_WINDOWEVENT_MAXIMIZED:
|
|
case SDL_WINDOWEVENT_RESTORED:
|
|
case SDL_WINDOWEVENT_ENTER:
|
|
case SDL_WINDOWEVENT_LEAVE:
|
|
case SDL_WINDOWEVENT_FOCUS_GAINED:
|
|
case SDL_WINDOWEVENT_FOCUS_LOST:
|
|
break;
|
|
|
|
case SDL_WINDOWEVENT_CLOSE:
|
|
{
|
|
WindowHandle handle = findHandle(wev.windowID);
|
|
if (0 == handle.idx)
|
|
{
|
|
m_eventQueue.postExitEvent();
|
|
exit = true;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_JOYAXISMOTION:
|
|
{
|
|
const SDL_JoyAxisEvent& jev = event.jaxis;
|
|
GamepadHandle handle = findGamepad(jev.which);
|
|
if (isValid(handle) )
|
|
{
|
|
GamepadAxis::Enum axis = translateGamepadAxis(jev.axis);
|
|
m_gamepad[handle.idx].update(m_eventQueue, defaultWindow, handle, axis, jev.value);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_CONTROLLERAXISMOTION:
|
|
{
|
|
const SDL_ControllerAxisEvent& aev = event.caxis;
|
|
GamepadHandle handle = findGamepad(aev.which);
|
|
if (isValid(handle) )
|
|
{
|
|
GamepadAxis::Enum axis = translateGamepadAxis(aev.axis);
|
|
m_gamepad[handle.idx].update(m_eventQueue, defaultWindow, handle, axis, aev.value);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_JOYBUTTONDOWN:
|
|
case SDL_JOYBUTTONUP:
|
|
{
|
|
const SDL_JoyButtonEvent& bev = event.jbutton;
|
|
GamepadHandle handle = findGamepad(bev.which);
|
|
|
|
if (isValid(handle) )
|
|
{
|
|
Key::Enum key = translateGamepad(bev.button);
|
|
if (Key::Count != key)
|
|
{
|
|
m_eventQueue.postKeyEvent(defaultWindow, key, 0, event.type == SDL_JOYBUTTONDOWN);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_CONTROLLERBUTTONDOWN:
|
|
case SDL_CONTROLLERBUTTONUP:
|
|
{
|
|
const SDL_ControllerButtonEvent& bev = event.cbutton;
|
|
GamepadHandle handle = findGamepad(bev.which);
|
|
if (isValid(handle) )
|
|
{
|
|
Key::Enum key = translateGamepad(bev.button);
|
|
if (Key::Count != key)
|
|
{
|
|
m_eventQueue.postKeyEvent(defaultWindow, key, 0, event.type == SDL_CONTROLLERBUTTONDOWN);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_JOYDEVICEADDED:
|
|
{
|
|
GamepadHandle handle = { m_gamepadAlloc.alloc() };
|
|
if (isValid(handle) )
|
|
{
|
|
const SDL_JoyDeviceEvent& jev = event.jdevice;
|
|
m_gamepad[handle.idx].create(jev);
|
|
m_eventQueue.postGamepadEvent(defaultWindow, handle, true);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_JOYDEVICEREMOVED:
|
|
{
|
|
const SDL_JoyDeviceEvent& jev = event.jdevice;
|
|
GamepadHandle handle = findGamepad(jev.which);
|
|
if (isValid(handle) )
|
|
{
|
|
m_gamepad[handle.idx].destroy();
|
|
m_gamepadAlloc.free(handle.idx);
|
|
m_eventQueue.postGamepadEvent(defaultWindow, handle, false);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_CONTROLLERDEVICEADDED:
|
|
{
|
|
GamepadHandle handle = { m_gamepadAlloc.alloc() };
|
|
if (isValid(handle) )
|
|
{
|
|
const SDL_ControllerDeviceEvent& cev = event.cdevice;
|
|
m_gamepad[handle.idx].create(cev);
|
|
m_eventQueue.postGamepadEvent(defaultWindow, handle, true);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_CONTROLLERDEVICEREMAPPED:
|
|
{
|
|
|
|
}
|
|
break;
|
|
|
|
case SDL_CONTROLLERDEVICEREMOVED:
|
|
{
|
|
const SDL_ControllerDeviceEvent& cev = event.cdevice;
|
|
GamepadHandle handle = findGamepad(cev.which);
|
|
if (isValid(handle) )
|
|
{
|
|
m_gamepad[handle.idx].destroy();
|
|
m_gamepadAlloc.free(handle.idx);
|
|
m_eventQueue.postGamepadEvent(defaultWindow, handle, false);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_DROPFILE:
|
|
{
|
|
const SDL_DropEvent& dev = event.drop;
|
|
WindowHandle handle = defaultWindow; //findHandle(dev.windowID);
|
|
if (isValid(handle) )
|
|
{
|
|
m_eventQueue.postDropFileEvent(handle, dev.file);
|
|
SDL_free(dev.file);
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
{
|
|
const SDL_UserEvent& uev = event.user;
|
|
switch (uev.type - s_userEventStart)
|
|
{
|
|
case SDL_USER_WINDOW_CREATE:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
Msg* msg = (Msg*)uev.data2;
|
|
|
|
m_window[handle.idx] = SDL_CreateWindow(msg->m_title.c_str()
|
|
, msg->m_x
|
|
, msg->m_y
|
|
, msg->m_width
|
|
, msg->m_height
|
|
, SDL_WINDOW_SHOWN
|
|
| SDL_WINDOW_RESIZABLE
|
|
);
|
|
|
|
m_flags[handle.idx] = msg->m_flags;
|
|
|
|
void* nwh = sdlNativeWindowHandle(m_window[handle.idx]);
|
|
if (NULL != nwh)
|
|
{
|
|
m_eventQueue.postSizeEvent(handle, msg->m_width, msg->m_height);
|
|
m_eventQueue.postWindowEvent(handle, nwh);
|
|
}
|
|
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_DESTROY:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
if (isValid(handle) )
|
|
{
|
|
m_eventQueue.postWindowEvent(handle);
|
|
sdlDestroyWindow(m_window[handle.idx]);
|
|
m_window[handle.idx] = NULL;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_SET_TITLE:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
Msg* msg = (Msg*)uev.data2;
|
|
if (isValid(handle) )
|
|
{
|
|
SDL_SetWindowTitle(m_window[handle.idx], msg->m_title.c_str() );
|
|
}
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_SET_FLAGS:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
Msg* msg = (Msg*)uev.data2;
|
|
|
|
if (msg->m_flagsEnabled)
|
|
{
|
|
m_flags[handle.idx] |= msg->m_flags;
|
|
}
|
|
else
|
|
{
|
|
m_flags[handle.idx] &= ~msg->m_flags;
|
|
}
|
|
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_SET_POS:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
Msg* msg = (Msg*)uev.data2;
|
|
SDL_SetWindowPosition(m_window[handle.idx], msg->m_x, msg->m_y);
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_SET_SIZE:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
Msg* msg = (Msg*)uev.data2;
|
|
if (isValid(handle) )
|
|
{
|
|
setWindowSize(handle, msg->m_width, msg->m_height);
|
|
}
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_TOGGLE_FRAME:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
if (isValid(handle) )
|
|
{
|
|
m_flags[handle.idx] ^= ENTRY_WINDOW_FLAG_FRAME;
|
|
SDL_SetWindowBordered(m_window[handle.idx], (SDL_bool)!!(m_flags[handle.idx] & ENTRY_WINDOW_FLAG_FRAME) );
|
|
}
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_TOGGLE_FULL_SCREEN:
|
|
{
|
|
WindowHandle handle = getWindowHandle(uev);
|
|
m_fullscreen = !m_fullscreen;
|
|
SDL_SetWindowFullscreen(m_window[handle.idx], m_fullscreen ? SDL_WINDOW_FULLSCREEN_DESKTOP : 0);
|
|
}
|
|
break;
|
|
|
|
case SDL_USER_WINDOW_MOUSE_LOCK:
|
|
{
|
|
SDL_SetRelativeMouseMode(!!uev.code ? SDL_TRUE : SDL_FALSE);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
while (bgfx::RenderFrame::NoContext != bgfx::renderFrame() ) {};
|
|
m_thread.shutdown();
|
|
|
|
sdlDestroyWindow(m_window[0]);
|
|
SDL_Quit();
|
|
|
|
return m_thread.getExitCode();
|
|
}
|
|
|
|
WindowHandle findHandle(uint32_t _windowId)
|
|
{
|
|
SDL_Window* window = SDL_GetWindowFromID(_windowId);
|
|
return findHandle(window);
|
|
}
|
|
|
|
WindowHandle findHandle(SDL_Window* _window)
|
|
{
|
|
bx::MutexScope scope(m_lock);
|
|
for (uint32_t ii = 0, num = m_windowAlloc.getNumHandles(); ii < num; ++ii)
|
|
{
|
|
uint16_t idx = m_windowAlloc.getHandleAt(ii);
|
|
if (_window == m_window[idx])
|
|
{
|
|
WindowHandle handle = { idx };
|
|
return handle;
|
|
}
|
|
}
|
|
|
|
WindowHandle invalid = { UINT16_MAX };
|
|
return invalid;
|
|
}
|
|
|
|
void setWindowSize(WindowHandle _handle, uint32_t _width, uint32_t _height, bool _force = false)
|
|
{
|
|
if (_width != m_width
|
|
|| _height != m_height
|
|
|| _force)
|
|
{
|
|
m_width = _width;
|
|
m_height = _height;
|
|
|
|
SDL_SetWindowSize(m_window[_handle.idx], m_width, m_height);
|
|
m_eventQueue.postSizeEvent(_handle, m_width, m_height);
|
|
}
|
|
}
|
|
|
|
GamepadHandle findGamepad(SDL_JoystickID _jid)
|
|
{
|
|
for (uint32_t ii = 0, num = m_gamepadAlloc.getNumHandles(); ii < num; ++ii)
|
|
{
|
|
uint16_t idx = m_gamepadAlloc.getHandleAt(ii);
|
|
if (_jid == m_gamepad[idx].m_jid)
|
|
{
|
|
GamepadHandle handle = { idx };
|
|
return handle;
|
|
}
|
|
}
|
|
|
|
GamepadHandle invalid = { UINT16_MAX };
|
|
return invalid;
|
|
}
|
|
|
|
MainThreadEntry m_mte;
|
|
bx::Thread m_thread;
|
|
|
|
EventQueue m_eventQueue;
|
|
bx::Mutex m_lock;
|
|
|
|
bx::HandleAllocT<ENTRY_CONFIG_MAX_WINDOWS> m_windowAlloc;
|
|
SDL_Window* m_window[ENTRY_CONFIG_MAX_WINDOWS];
|
|
uint32_t m_flags[ENTRY_CONFIG_MAX_WINDOWS];
|
|
|
|
bx::HandleAllocT<ENTRY_CONFIG_MAX_GAMEPADS> m_gamepadAlloc;
|
|
GamepadSDL m_gamepad[ENTRY_CONFIG_MAX_GAMEPADS];
|
|
|
|
uint32_t m_width;
|
|
uint32_t m_height;
|
|
float m_aspectRatio;
|
|
|
|
int32_t m_mx;
|
|
int32_t m_my;
|
|
int32_t m_mz;
|
|
bool m_mouseLock;
|
|
bool m_fullscreen;
|
|
};
|
|
|
|
static Context s_ctx;
|
|
|
|
const Event* poll()
|
|
{
|
|
return s_ctx.m_eventQueue.poll();
|
|
}
|
|
|
|
const Event* poll(WindowHandle _handle)
|
|
{
|
|
return s_ctx.m_eventQueue.poll(_handle);
|
|
}
|
|
|
|
void release(const Event* _event)
|
|
{
|
|
s_ctx.m_eventQueue.release(_event);
|
|
}
|
|
|
|
WindowHandle createWindow(int32_t _x, int32_t _y, uint32_t _width, uint32_t _height, uint32_t _flags, const char* _title)
|
|
{
|
|
bx::MutexScope scope(s_ctx.m_lock);
|
|
WindowHandle handle = { s_ctx.m_windowAlloc.alloc() };
|
|
|
|
if (UINT16_MAX != handle.idx)
|
|
{
|
|
Msg* msg = new Msg;
|
|
msg->m_x = _x;
|
|
msg->m_y = _y;
|
|
msg->m_width = _width;
|
|
msg->m_height = _height;
|
|
msg->m_title = _title;
|
|
msg->m_flags = _flags;
|
|
|
|
sdlPostEvent(SDL_USER_WINDOW_CREATE, handle, msg);
|
|
}
|
|
|
|
return handle;
|
|
}
|
|
|
|
void destroyWindow(WindowHandle _handle)
|
|
{
|
|
if (UINT16_MAX != _handle.idx)
|
|
{
|
|
sdlPostEvent(SDL_USER_WINDOW_DESTROY, _handle);
|
|
|
|
bx::MutexScope scope(s_ctx.m_lock);
|
|
s_ctx.m_windowAlloc.free(_handle.idx);
|
|
}
|
|
}
|
|
|
|
void setWindowPos(WindowHandle _handle, int32_t _x, int32_t _y)
|
|
{
|
|
Msg* msg = new Msg;
|
|
msg->m_x = _x;
|
|
msg->m_y = _y;
|
|
|
|
sdlPostEvent(SDL_USER_WINDOW_SET_POS, _handle, msg);
|
|
}
|
|
|
|
void setWindowSize(WindowHandle _handle, uint32_t _width, uint32_t _height)
|
|
{
|
|
Msg* msg = new Msg;
|
|
msg->m_width = _width;
|
|
msg->m_height = _height;
|
|
|
|
sdlPostEvent(SDL_USER_WINDOW_SET_SIZE, _handle, msg);
|
|
}
|
|
|
|
void setWindowTitle(WindowHandle _handle, const char* _title)
|
|
{
|
|
Msg* msg = new Msg;
|
|
msg->m_title = _title;
|
|
|
|
sdlPostEvent(SDL_USER_WINDOW_SET_TITLE, _handle, msg);
|
|
}
|
|
|
|
void setWindowFlags(WindowHandle _handle, uint32_t _flags, bool _enabled)
|
|
{
|
|
Msg* msg = new Msg;
|
|
msg->m_flags = _flags;
|
|
msg->m_flagsEnabled = _enabled;
|
|
sdlPostEvent(SDL_USER_WINDOW_SET_FLAGS, _handle, msg);
|
|
}
|
|
|
|
void toggleFullscreen(WindowHandle _handle)
|
|
{
|
|
sdlPostEvent(SDL_USER_WINDOW_TOGGLE_FULL_SCREEN, _handle);
|
|
}
|
|
|
|
void setMouseLock(WindowHandle _handle, bool _lock)
|
|
{
|
|
sdlPostEvent(SDL_USER_WINDOW_MOUSE_LOCK, _handle, NULL, _lock);
|
|
}
|
|
|
|
void* getNativeWindowHandle(WindowHandle _handle)
|
|
{
|
|
return sdlNativeWindowHandle(s_ctx.m_window[_handle.idx]);
|
|
}
|
|
|
|
void* getNativeDisplayHandle()
|
|
{
|
|
SDL_SysWMinfo wmi;
|
|
SDL_VERSION(&wmi.version);
|
|
if (!SDL_GetWindowWMInfo(s_ctx.m_window[0], &wmi) )
|
|
{
|
|
return NULL;
|
|
}
|
|
# if BX_PLATFORM_LINUX
|
|
# if ENTRY_CONFIG_USE_WAYLAND
|
|
if (wmi.subsystem == SDL_SYSWM_WAYLAND)
|
|
return wmi.info.wl.display;
|
|
else
|
|
# endif // ENTRY_CONFIG_USE_WAYLAND
|
|
return wmi.info.x11.display;
|
|
# else
|
|
return NULL;
|
|
# endif // BX_PLATFORM_*
|
|
}
|
|
|
|
bgfx::NativeWindowHandleType::Enum getNativeWindowHandleType()
|
|
{
|
|
SDL_SysWMinfo wmi;
|
|
SDL_VERSION(&wmi.version);
|
|
if (!SDL_GetWindowWMInfo(s_ctx.m_window[kDefaultWindowHandle], &wmi) )
|
|
{
|
|
return bgfx::NativeWindowHandleType::Default;
|
|
}
|
|
# if BX_PLATFORM_LINUX
|
|
# if ENTRY_CONFIG_USE_WAYLAND
|
|
if (wmi.subsystem == SDL_SYSWM_WAYLAND)
|
|
{
|
|
return bgfx::NativeWindowHandleType::Wayland;
|
|
}
|
|
else
|
|
# endif // ENTRY_CONFIG_USE_WAYLAND
|
|
{
|
|
return bgfx::NativeWindowHandleType::Default;
|
|
}
|
|
# else
|
|
return bgfx::NativeWindowHandleType::Default;
|
|
# endif // BX_PLATFORM_*
|
|
}
|
|
|
|
int32_t MainThreadEntry::threadFunc(bx::Thread* _thread, void* _userData)
|
|
{
|
|
BX_UNUSED(_thread);
|
|
|
|
MainThreadEntry* self = (MainThreadEntry*)_userData;
|
|
int32_t result = main(self->m_argc, self->m_argv);
|
|
|
|
SDL_Event event;
|
|
SDL_QuitEvent& qev = event.quit;
|
|
qev.type = SDL_QUIT;
|
|
SDL_PushEvent(&event);
|
|
return result;
|
|
}
|
|
|
|
} // namespace entry
|
|
|
|
int main(int _argc, char** _argv)
|
|
{
|
|
using namespace entry;
|
|
return s_ctx.run(_argc, _argv);
|
|
}
|
|
|
|
#endif // ENTRY_CONFIG_USE_SDL
|