1105 lines
28 KiB
C++
1105 lines
28 KiB
C++
/*
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* Copyright 2011-2017 Branimir Karadzic. All rights reserved.
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* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
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*/
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#include "entry_p.h"
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#if ENTRY_CONFIG_USE_NATIVE && BX_PLATFORM_WINDOWS
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#include <bgfx/platform.h>
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#include <bx/mutex.h>
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#include <bx/handlealloc.h>
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#include <bx/os.h>
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#include <bx/thread.h>
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#include <bx/timer.h>
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#include <bx/uint32_t.h>
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#include <tinystl/allocator.h>
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#include <tinystl/string.h>
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#include <windows.h>
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#include <windowsx.h>
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#include <xinput.h>
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#ifndef XINPUT_GAMEPAD_GUIDE
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# define XINPUT_GAMEPAD_GUIDE 0x400
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#endif // XINPUT_GAMEPAD_GUIDE
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#ifndef XINPUT_DLL_A
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# define XINPUT_DLL_A "xinput.dll"
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#endif // XINPUT_DLL_A
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namespace entry
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{
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///
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inline void winSetHwnd(::HWND _window)
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{
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bgfx::PlatformData pd;
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bx::memSet(&pd, 0, sizeof(pd) );
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pd.nwh = _window;
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bgfx::setPlatformData(pd);
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}
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typedef DWORD (WINAPI* PFN_XINPUT_GET_STATE)(DWORD dwUserIndex, XINPUT_STATE* pState);
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typedef void (WINAPI* PFN_XINPUT_ENABLE)(BOOL enable); // 1.4+
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PFN_XINPUT_GET_STATE XInputGetState;
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PFN_XINPUT_ENABLE XInputEnable;
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struct XInputRemap
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{
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uint16_t m_bit;
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Key::Enum m_key;
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};
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static XInputRemap s_xinputRemap[] =
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{
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{ XINPUT_GAMEPAD_DPAD_UP, Key::GamepadUp },
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{ XINPUT_GAMEPAD_DPAD_DOWN, Key::GamepadDown },
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{ XINPUT_GAMEPAD_DPAD_LEFT, Key::GamepadLeft },
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{ XINPUT_GAMEPAD_DPAD_RIGHT, Key::GamepadRight },
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{ XINPUT_GAMEPAD_START, Key::GamepadStart },
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{ XINPUT_GAMEPAD_BACK, Key::GamepadBack },
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{ XINPUT_GAMEPAD_LEFT_THUMB, Key::GamepadThumbL },
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{ XINPUT_GAMEPAD_RIGHT_THUMB, Key::GamepadThumbR },
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{ XINPUT_GAMEPAD_LEFT_SHOULDER, Key::GamepadShoulderL },
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{ XINPUT_GAMEPAD_RIGHT_SHOULDER, Key::GamepadShoulderR },
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{ XINPUT_GAMEPAD_GUIDE, Key::GamepadGuide },
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{ XINPUT_GAMEPAD_A, Key::GamepadA },
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{ XINPUT_GAMEPAD_B, Key::GamepadB },
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{ XINPUT_GAMEPAD_X, Key::GamepadX },
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{ XINPUT_GAMEPAD_Y, Key::GamepadY },
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};
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struct XInput
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{
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XInput()
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: m_xinputdll(NULL)
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{
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bx::memSet(m_connected, 0, sizeof(m_connected) );
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bx::memSet(m_state, 0, sizeof(m_state) );
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m_deadzone[GamepadAxis::LeftX ] =
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m_deadzone[GamepadAxis::LeftY ] = XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE;
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m_deadzone[GamepadAxis::RightX] =
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m_deadzone[GamepadAxis::RightY] = XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE;
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m_deadzone[GamepadAxis::LeftZ ] =
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m_deadzone[GamepadAxis::RightZ] = XINPUT_GAMEPAD_TRIGGER_THRESHOLD;
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bx::memSet(m_flip, 1, sizeof(m_flip) );
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m_flip[GamepadAxis::LeftY ] =
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m_flip[GamepadAxis::RightY] = -1;
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}
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void init()
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{
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m_xinputdll = bx::dlopen(XINPUT_DLL_A);
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if (NULL != m_xinputdll)
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{
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XInputGetState = (PFN_XINPUT_GET_STATE)bx::dlsym(m_xinputdll, "XInputGetState");
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// XInputEnable = (PFN_XINPUT_ENABLE )bx::dlsym(m_xinputdll, "XInputEnable" );
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if (NULL == XInputGetState)
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{
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shutdown();
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}
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}
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}
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void shutdown()
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{
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if (NULL != m_xinputdll)
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{
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bx::dlclose(m_xinputdll);
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m_xinputdll = NULL;
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}
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}
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bool filter(GamepadAxis::Enum _axis, int32_t _old, int32_t* _value)
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{
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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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*_value = value * m_flip[_axis];
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return _old != value;
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}
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void update(EventQueue& _eventQueue)
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{
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int64_t now = bx::getHPCounter();
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static int64_t next = now;
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if (now < next)
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{
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return;
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}
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const int64_t timerFreq = bx::getHPFrequency();
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next = now + timerFreq/60;
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if (NULL == m_xinputdll)
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{
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return;
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}
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WindowHandle defaultWindow = { 0 };
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for (uint16_t ii = 0; ii < BX_COUNTOF(m_state); ++ii)
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{
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XINPUT_STATE state;
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DWORD result = XInputGetState(ii, &state);
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GamepadHandle handle = { ii };
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bool connected = ERROR_SUCCESS == result;
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if (connected != m_connected[ii])
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{
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_eventQueue.postGamepadEvent(defaultWindow, handle, connected);
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}
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m_connected[ii] = connected;
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if (connected
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&& m_state[ii].dwPacketNumber != state.dwPacketNumber)
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{
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XINPUT_GAMEPAD& gamepad = m_state[ii].Gamepad;
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const uint16_t changed = gamepad.wButtons ^ state.Gamepad.wButtons;
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const uint16_t current = gamepad.wButtons;
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if (0 != changed)
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{
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for (uint32_t jj = 0; jj < BX_COUNTOF(s_xinputRemap); ++jj)
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{
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uint16_t bit = s_xinputRemap[jj].m_bit;
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if (bit & changed)
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{
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_eventQueue.postKeyEvent(defaultWindow, s_xinputRemap[jj].m_key, 0, 0 == (current & bit) );
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}
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}
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gamepad.wButtons = state.Gamepad.wButtons;
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}
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if (gamepad.bLeftTrigger != state.Gamepad.bLeftTrigger)
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{
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int32_t value = state.Gamepad.bLeftTrigger;
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if (filter(GamepadAxis::LeftZ, gamepad.bLeftTrigger, &value) )
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{
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_eventQueue.postAxisEvent(defaultWindow, handle, GamepadAxis::LeftZ, value);
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}
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gamepad.bLeftTrigger = state.Gamepad.bLeftTrigger;
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}
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if (gamepad.bRightTrigger != state.Gamepad.bRightTrigger)
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{
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int32_t value = state.Gamepad.bRightTrigger;
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if (filter(GamepadAxis::RightZ, gamepad.bRightTrigger, &value) )
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{
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_eventQueue.postAxisEvent(defaultWindow, handle, GamepadAxis::RightZ, value);
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}
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gamepad.bRightTrigger = state.Gamepad.bRightTrigger;
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}
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if (gamepad.sThumbLX != state.Gamepad.sThumbLX)
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{
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int32_t value = state.Gamepad.sThumbLX;
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if (filter(GamepadAxis::LeftX, gamepad.sThumbLX, &value) )
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{
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_eventQueue.postAxisEvent(defaultWindow, handle, GamepadAxis::LeftX, value);
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}
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gamepad.sThumbLX = state.Gamepad.sThumbLX;
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}
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if (gamepad.sThumbLY != state.Gamepad.sThumbLY)
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{
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int32_t value = state.Gamepad.sThumbLY;
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if (filter(GamepadAxis::LeftY, gamepad.sThumbLY, &value) )
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{
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_eventQueue.postAxisEvent(defaultWindow, handle, GamepadAxis::LeftY, value);
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}
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gamepad.sThumbLY = state.Gamepad.sThumbLY;
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}
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if (gamepad.sThumbRX != state.Gamepad.sThumbRX)
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{
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int32_t value = state.Gamepad.sThumbRX;
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if (filter(GamepadAxis::RightX, gamepad.sThumbRX, &value) )
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{
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_eventQueue.postAxisEvent(defaultWindow, handle, GamepadAxis::RightX, value);
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}
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gamepad.sThumbRX = state.Gamepad.sThumbRX;
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}
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if (gamepad.sThumbRY != state.Gamepad.sThumbRY)
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{
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int32_t value = state.Gamepad.sThumbRY;
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if (filter(GamepadAxis::RightY, gamepad.sThumbRY, &value) )
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{
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_eventQueue.postAxisEvent(defaultWindow, handle, GamepadAxis::RightY, value);
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}
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gamepad.sThumbRY = state.Gamepad.sThumbRY;
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}
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}
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}
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}
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void* m_xinputdll;
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int32_t m_deadzone[GamepadAxis::Count];
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int8_t m_flip[GamepadAxis::Count];
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XINPUT_STATE m_state[ENTRY_CONFIG_MAX_GAMEPADS];
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bool m_connected[ENTRY_CONFIG_MAX_GAMEPADS];
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};
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XInput s_xinput;
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enum
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{
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WM_USER_WINDOW_CREATE = WM_USER,
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WM_USER_WINDOW_DESTROY,
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WM_USER_WINDOW_SET_TITLE,
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WM_USER_WINDOW_SET_POS,
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WM_USER_WINDOW_SET_SIZE,
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WM_USER_WINDOW_TOGGLE_FRAME,
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WM_USER_WINDOW_MOUSE_LOCK,
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};
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struct TranslateKeyModifiers
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{
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int m_vk;
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Modifier::Enum m_modifier;
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};
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static const TranslateKeyModifiers s_translateKeyModifiers[8] =
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{
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{ VK_LMENU, Modifier::LeftAlt },
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{ VK_RMENU, Modifier::RightAlt },
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{ VK_LCONTROL, Modifier::LeftCtrl },
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{ VK_RCONTROL, Modifier::RightCtrl },
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{ VK_LSHIFT, Modifier::LeftShift },
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{ VK_RSHIFT, Modifier::RightShift },
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{ VK_LWIN, Modifier::LeftMeta },
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{ VK_RWIN, Modifier::RightMeta },
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};
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static uint8_t translateKeyModifiers()
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{
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uint8_t modifiers = 0;
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for (uint32_t ii = 0; ii < BX_COUNTOF(s_translateKeyModifiers); ++ii)
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{
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const TranslateKeyModifiers& tkm = s_translateKeyModifiers[ii];
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modifiers |= 0 > GetKeyState(tkm.m_vk) ? tkm.m_modifier : Modifier::None;
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}
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return modifiers;
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}
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static uint8_t s_translateKey[256];
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static Key::Enum translateKey(WPARAM _wparam)
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{
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return (Key::Enum)s_translateKey[_wparam&0xff];
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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(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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{
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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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};
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static void mouseCapture(HWND _hwnd, bool _capture)
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{
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if (_capture)
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{
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SetCapture(_hwnd);
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}
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else
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{
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ReleaseCapture();
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}
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}
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struct Context
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{
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Context()
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: m_mz(0)
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, m_frame(true)
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, m_mouseLock(NULL)
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, m_init(false)
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, m_exit(false)
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{
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bx::memSet(s_translateKey, 0, sizeof(s_translateKey) );
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s_translateKey[VK_ESCAPE] = Key::Esc;
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s_translateKey[VK_RETURN] = Key::Return;
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s_translateKey[VK_TAB] = Key::Tab;
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s_translateKey[VK_BACK] = Key::Backspace;
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s_translateKey[VK_SPACE] = Key::Space;
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s_translateKey[VK_UP] = Key::Up;
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s_translateKey[VK_DOWN] = Key::Down;
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s_translateKey[VK_LEFT] = Key::Left;
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s_translateKey[VK_RIGHT] = Key::Right;
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s_translateKey[VK_INSERT] = Key::Insert;
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s_translateKey[VK_DELETE] = Key::Delete;
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s_translateKey[VK_HOME] = Key::Home;
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s_translateKey[VK_END] = Key::End;
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s_translateKey[VK_PRIOR] = Key::PageUp;
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s_translateKey[VK_NEXT] = Key::PageDown;
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s_translateKey[VK_SNAPSHOT] = Key::Print;
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s_translateKey[VK_OEM_PLUS] = Key::Plus;
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s_translateKey[VK_OEM_MINUS] = Key::Minus;
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s_translateKey[VK_OEM_4] = Key::LeftBracket;
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s_translateKey[VK_OEM_6] = Key::RightBracket;
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s_translateKey[VK_OEM_1] = Key::Semicolon;
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s_translateKey[VK_OEM_7] = Key::Quote;
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s_translateKey[VK_OEM_COMMA] = Key::Comma;
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s_translateKey[VK_OEM_PERIOD] = Key::Period;
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s_translateKey[VK_DECIMAL] = Key::Period;
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s_translateKey[VK_OEM_2] = Key::Slash;
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s_translateKey[VK_OEM_5] = Key::Backslash;
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s_translateKey[VK_OEM_3] = Key::Tilde;
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s_translateKey[VK_F1] = Key::F1;
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s_translateKey[VK_F2] = Key::F2;
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s_translateKey[VK_F3] = Key::F3;
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s_translateKey[VK_F4] = Key::F4;
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s_translateKey[VK_F5] = Key::F5;
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s_translateKey[VK_F6] = Key::F6;
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s_translateKey[VK_F7] = Key::F7;
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s_translateKey[VK_F8] = Key::F8;
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s_translateKey[VK_F9] = Key::F9;
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s_translateKey[VK_F10] = Key::F10;
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s_translateKey[VK_F11] = Key::F11;
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s_translateKey[VK_F12] = Key::F12;
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s_translateKey[VK_NUMPAD0] = Key::NumPad0;
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s_translateKey[VK_NUMPAD1] = Key::NumPad1;
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s_translateKey[VK_NUMPAD2] = Key::NumPad2;
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s_translateKey[VK_NUMPAD3] = Key::NumPad3;
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s_translateKey[VK_NUMPAD4] = Key::NumPad4;
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s_translateKey[VK_NUMPAD5] = Key::NumPad5;
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s_translateKey[VK_NUMPAD6] = Key::NumPad6;
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s_translateKey[VK_NUMPAD7] = Key::NumPad7;
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s_translateKey[VK_NUMPAD8] = Key::NumPad8;
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s_translateKey[VK_NUMPAD9] = Key::NumPad9;
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s_translateKey[uint8_t('0')] = Key::Key0;
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s_translateKey[uint8_t('1')] = Key::Key1;
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s_translateKey[uint8_t('2')] = Key::Key2;
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s_translateKey[uint8_t('3')] = Key::Key3;
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s_translateKey[uint8_t('4')] = Key::Key4;
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s_translateKey[uint8_t('5')] = Key::Key5;
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s_translateKey[uint8_t('6')] = Key::Key6;
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s_translateKey[uint8_t('7')] = Key::Key7;
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s_translateKey[uint8_t('8')] = Key::Key8;
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s_translateKey[uint8_t('9')] = Key::Key9;
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s_translateKey[uint8_t('A')] = Key::KeyA;
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s_translateKey[uint8_t('B')] = Key::KeyB;
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s_translateKey[uint8_t('C')] = Key::KeyC;
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s_translateKey[uint8_t('D')] = Key::KeyD;
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s_translateKey[uint8_t('E')] = Key::KeyE;
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s_translateKey[uint8_t('F')] = Key::KeyF;
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s_translateKey[uint8_t('G')] = Key::KeyG;
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s_translateKey[uint8_t('H')] = Key::KeyH;
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s_translateKey[uint8_t('I')] = Key::KeyI;
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s_translateKey[uint8_t('J')] = Key::KeyJ;
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s_translateKey[uint8_t('K')] = Key::KeyK;
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s_translateKey[uint8_t('L')] = Key::KeyL;
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s_translateKey[uint8_t('M')] = Key::KeyM;
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s_translateKey[uint8_t('N')] = Key::KeyN;
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s_translateKey[uint8_t('O')] = Key::KeyO;
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s_translateKey[uint8_t('P')] = Key::KeyP;
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s_translateKey[uint8_t('Q')] = Key::KeyQ;
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s_translateKey[uint8_t('R')] = Key::KeyR;
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s_translateKey[uint8_t('S')] = Key::KeyS;
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s_translateKey[uint8_t('T')] = Key::KeyT;
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s_translateKey[uint8_t('U')] = Key::KeyU;
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s_translateKey[uint8_t('V')] = Key::KeyV;
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s_translateKey[uint8_t('W')] = Key::KeyW;
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s_translateKey[uint8_t('X')] = Key::KeyX;
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s_translateKey[uint8_t('Y')] = Key::KeyY;
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s_translateKey[uint8_t('Z')] = Key::KeyZ;
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}
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int32_t run(int _argc, char** _argv)
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{
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SetDllDirectoryA(".");
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s_xinput.init();
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HINSTANCE instance = (HINSTANCE)GetModuleHandle(NULL);
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WNDCLASSEXA wnd;
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bx::memSet(&wnd, 0, sizeof(wnd) );
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wnd.cbSize = sizeof(wnd);
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wnd.style = CS_HREDRAW | CS_VREDRAW;
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wnd.lpfnWndProc = wndProc;
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wnd.hInstance = instance;
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wnd.hIcon = LoadIcon(NULL, IDI_APPLICATION);
|
|
wnd.hCursor = LoadCursor(NULL, IDC_ARROW);
|
|
wnd.lpszClassName = "bgfx";
|
|
wnd.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
|
|
RegisterClassExA(&wnd);
|
|
|
|
m_windowAlloc.alloc();
|
|
m_hwnd[0] = CreateWindowA("bgfx"
|
|
, "BGFX"
|
|
, WS_OVERLAPPEDWINDOW|WS_VISIBLE
|
|
, 0
|
|
, 0
|
|
, ENTRY_DEFAULT_WIDTH
|
|
, ENTRY_DEFAULT_HEIGHT
|
|
, NULL
|
|
, NULL
|
|
, instance
|
|
, 0
|
|
);
|
|
|
|
m_flags[0] = 0
|
|
| ENTRY_WINDOW_FLAG_ASPECT_RATIO
|
|
| ENTRY_WINDOW_FLAG_FRAME
|
|
;
|
|
|
|
winSetHwnd(m_hwnd[0]);
|
|
|
|
adjust(m_hwnd[0], ENTRY_DEFAULT_WIDTH, ENTRY_DEFAULT_HEIGHT, true);
|
|
clear(m_hwnd[0]);
|
|
|
|
m_width = ENTRY_DEFAULT_WIDTH;
|
|
m_height = ENTRY_DEFAULT_HEIGHT;
|
|
m_oldWidth = ENTRY_DEFAULT_WIDTH;
|
|
m_oldHeight = ENTRY_DEFAULT_HEIGHT;
|
|
|
|
MainThreadEntry mte;
|
|
mte.m_argc = _argc;
|
|
mte.m_argv = _argv;
|
|
|
|
bx::Thread thread;
|
|
thread.init(mte.threadFunc, &mte);
|
|
m_init = true;
|
|
|
|
m_eventQueue.postSizeEvent(findHandle(m_hwnd[0]), m_width, m_height);
|
|
|
|
MSG msg;
|
|
msg.message = WM_NULL;
|
|
|
|
while (!m_exit)
|
|
{
|
|
s_xinput.update(m_eventQueue);
|
|
WaitForInputIdle(GetCurrentProcess(), 16);
|
|
|
|
while (0 != PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE) )
|
|
{
|
|
TranslateMessage(&msg);
|
|
DispatchMessage(&msg);
|
|
}
|
|
}
|
|
|
|
thread.shutdown();
|
|
|
|
DestroyWindow(m_hwnd[0]);
|
|
|
|
s_xinput.shutdown();
|
|
|
|
return thread.getExitCode();
|
|
}
|
|
|
|
LRESULT process(HWND _hwnd, UINT _id, WPARAM _wparam, LPARAM _lparam)
|
|
{
|
|
if (m_init)
|
|
{
|
|
switch (_id)
|
|
{
|
|
case WM_USER_WINDOW_CREATE:
|
|
{
|
|
Msg* msg = (Msg*)_lparam;
|
|
HWND hwnd = CreateWindowA("bgfx"
|
|
, msg->m_title.c_str()
|
|
, WS_OVERLAPPEDWINDOW|WS_VISIBLE
|
|
, msg->m_x
|
|
, msg->m_y
|
|
, msg->m_width
|
|
, msg->m_height
|
|
, NULL
|
|
, NULL
|
|
, (HINSTANCE)GetModuleHandle(NULL)
|
|
, 0
|
|
);
|
|
clear(hwnd);
|
|
|
|
m_hwnd[_wparam] = hwnd;
|
|
m_flags[_wparam] = msg->m_flags;
|
|
WindowHandle handle = { (uint16_t)_wparam };
|
|
m_eventQueue.postSizeEvent(handle, msg->m_width, msg->m_height);
|
|
m_eventQueue.postWindowEvent(handle, hwnd);
|
|
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case WM_USER_WINDOW_DESTROY:
|
|
{
|
|
WindowHandle handle = { (uint16_t)_wparam };
|
|
m_eventQueue.postWindowEvent(handle);
|
|
DestroyWindow(m_hwnd[_wparam]);
|
|
m_hwnd[_wparam] = 0;
|
|
|
|
if (0 == handle.idx)
|
|
{
|
|
m_exit = true;
|
|
m_eventQueue.postExitEvent();
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_USER_WINDOW_SET_TITLE:
|
|
{
|
|
Msg* msg = (Msg*)_lparam;
|
|
SetWindowTextA(m_hwnd[_wparam], msg->m_title.c_str() );
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case WM_USER_WINDOW_SET_POS:
|
|
{
|
|
Msg* msg = (Msg*)_lparam;
|
|
SetWindowPos(m_hwnd[_wparam], 0, msg->m_x, msg->m_y, 0, 0
|
|
, SWP_NOACTIVATE
|
|
| SWP_NOOWNERZORDER
|
|
| SWP_NOSIZE
|
|
);
|
|
delete msg;
|
|
}
|
|
break;
|
|
|
|
case WM_USER_WINDOW_SET_SIZE:
|
|
{
|
|
uint32_t width = GET_X_LPARAM(_lparam);
|
|
uint32_t height = GET_Y_LPARAM(_lparam);
|
|
adjust(m_hwnd[_wparam], width, height, true);
|
|
}
|
|
break;
|
|
|
|
case WM_USER_WINDOW_TOGGLE_FRAME:
|
|
{
|
|
if (m_frame)
|
|
{
|
|
m_oldWidth = m_width;
|
|
m_oldHeight = m_height;
|
|
}
|
|
adjust(m_hwnd[_wparam], m_oldWidth, m_oldHeight, !m_frame);
|
|
}
|
|
break;
|
|
|
|
case WM_USER_WINDOW_MOUSE_LOCK:
|
|
setMouseLock(m_hwnd[_wparam], !!_lparam);
|
|
break;
|
|
|
|
case WM_DESTROY:
|
|
break;
|
|
|
|
case WM_QUIT:
|
|
case WM_CLOSE:
|
|
destroyWindow(findHandle(_hwnd) );
|
|
// Don't process message. Window will be destroyed later.
|
|
return 0;
|
|
|
|
case WM_SIZING:
|
|
{
|
|
WindowHandle handle = findHandle(_hwnd);
|
|
|
|
if (isValid(handle)
|
|
&& ENTRY_WINDOW_FLAG_ASPECT_RATIO & m_flags[handle.idx])
|
|
{
|
|
RECT& rect = *(RECT*)_lparam;
|
|
uint32_t width = rect.right - rect.left - m_frameWidth;
|
|
uint32_t height = rect.bottom - rect.top - m_frameHeight;
|
|
|
|
// Recalculate size according to aspect ratio
|
|
switch (_wparam)
|
|
{
|
|
case WMSZ_LEFT:
|
|
case WMSZ_RIGHT:
|
|
{
|
|
float aspectRatio = 1.0f/m_aspectRatio;
|
|
width = bx::uint32_max(ENTRY_DEFAULT_WIDTH/4, width);
|
|
height = uint32_t(float(width)*aspectRatio);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
{
|
|
float aspectRatio = m_aspectRatio;
|
|
height = bx::uint32_max(ENTRY_DEFAULT_HEIGHT/4, height);
|
|
width = uint32_t(float(height)*aspectRatio);
|
|
}
|
|
break;
|
|
}
|
|
|
|
// Recalculate position using different anchor points
|
|
switch(_wparam)
|
|
{
|
|
case WMSZ_LEFT:
|
|
case WMSZ_TOPLEFT:
|
|
case WMSZ_BOTTOMLEFT:
|
|
rect.left = rect.right - width - m_frameWidth;
|
|
rect.bottom = rect.top + height + m_frameHeight;
|
|
break;
|
|
|
|
default:
|
|
rect.right = rect.left + width + m_frameWidth;
|
|
rect.bottom = rect.top + height + m_frameHeight;
|
|
break;
|
|
}
|
|
|
|
m_eventQueue.postSizeEvent(findHandle(_hwnd), width, height);
|
|
}
|
|
}
|
|
return 0;
|
|
|
|
case WM_SIZE:
|
|
{
|
|
WindowHandle handle = findHandle(_hwnd);
|
|
if (isValid(handle) )
|
|
{
|
|
uint32_t width = GET_X_LPARAM(_lparam);
|
|
uint32_t height = GET_Y_LPARAM(_lparam);
|
|
|
|
m_width = width;
|
|
m_height = height;
|
|
m_eventQueue.postSizeEvent(handle, m_width, m_height);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_SYSCOMMAND:
|
|
switch (_wparam)
|
|
{
|
|
case SC_MINIMIZE:
|
|
case SC_RESTORE:
|
|
{
|
|
HWND parent = GetWindow(_hwnd, GW_OWNER);
|
|
if (NULL != parent)
|
|
{
|
|
PostMessage(parent, _id, _wparam, _lparam);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_MOUSEMOVE:
|
|
{
|
|
int32_t mx = GET_X_LPARAM(_lparam);
|
|
int32_t my = GET_Y_LPARAM(_lparam);
|
|
|
|
if (_hwnd == m_mouseLock)
|
|
{
|
|
mx -= m_mx;
|
|
my -= m_my;
|
|
|
|
if (0 == mx
|
|
&& 0 == my)
|
|
{
|
|
break;
|
|
}
|
|
|
|
setMousePos(_hwnd, m_mx, m_my);
|
|
}
|
|
|
|
m_eventQueue.postMouseEvent(findHandle(_hwnd), mx, my, m_mz);
|
|
}
|
|
break;
|
|
|
|
case WM_MOUSEWHEEL:
|
|
{
|
|
POINT pt = { GET_X_LPARAM(_lparam), GET_Y_LPARAM(_lparam) };
|
|
ScreenToClient(_hwnd, &pt);
|
|
int32_t mx = pt.x;
|
|
int32_t my = pt.y;
|
|
m_mz += GET_WHEEL_DELTA_WPARAM(_wparam)/WHEEL_DELTA;
|
|
m_eventQueue.postMouseEvent(findHandle(_hwnd), mx, my, m_mz);
|
|
}
|
|
break;
|
|
|
|
case WM_LBUTTONDOWN:
|
|
case WM_LBUTTONUP:
|
|
case WM_LBUTTONDBLCLK:
|
|
{
|
|
mouseCapture(_hwnd, _id == WM_LBUTTONDOWN);
|
|
int32_t mx = GET_X_LPARAM(_lparam);
|
|
int32_t my = GET_Y_LPARAM(_lparam);
|
|
m_eventQueue.postMouseEvent(findHandle(_hwnd), mx, my, m_mz, MouseButton::Left, _id == WM_LBUTTONDOWN);
|
|
}
|
|
break;
|
|
|
|
case WM_MBUTTONDOWN:
|
|
case WM_MBUTTONUP:
|
|
case WM_MBUTTONDBLCLK:
|
|
{
|
|
mouseCapture(_hwnd, _id == WM_MBUTTONDOWN);
|
|
int32_t mx = GET_X_LPARAM(_lparam);
|
|
int32_t my = GET_Y_LPARAM(_lparam);
|
|
m_eventQueue.postMouseEvent(findHandle(_hwnd), mx, my, m_mz, MouseButton::Middle, _id == WM_MBUTTONDOWN);
|
|
}
|
|
break;
|
|
|
|
case WM_RBUTTONDOWN:
|
|
case WM_RBUTTONUP:
|
|
case WM_RBUTTONDBLCLK:
|
|
{
|
|
mouseCapture(_hwnd, _id == WM_RBUTTONDOWN);
|
|
int32_t mx = GET_X_LPARAM(_lparam);
|
|
int32_t my = GET_Y_LPARAM(_lparam);
|
|
m_eventQueue.postMouseEvent(findHandle(_hwnd), mx, my, m_mz, MouseButton::Right, _id == WM_RBUTTONDOWN);
|
|
}
|
|
break;
|
|
|
|
case WM_KEYDOWN:
|
|
case WM_SYSKEYDOWN:
|
|
case WM_KEYUP:
|
|
case WM_SYSKEYUP:
|
|
{
|
|
uint8_t modifiers = translateKeyModifiers();
|
|
Key::Enum key = translateKey(_wparam);
|
|
|
|
WindowHandle handle = findHandle(_hwnd);
|
|
|
|
if (Key::Print == key
|
|
&& 0x3 == ( (uint32_t)(_lparam)>>30) )
|
|
{
|
|
// VK_SNAPSHOT doesn't generate keydown event. Fire on down event when previous
|
|
// key state bit is set to 1 and transition state bit is set to 1.
|
|
//
|
|
// http://msdn.microsoft.com/en-us/library/windows/desktop/ms646280%28v=vs.85%29.aspx
|
|
m_eventQueue.postKeyEvent(handle, key, modifiers, true);
|
|
}
|
|
|
|
m_eventQueue.postKeyEvent(handle, key, modifiers, _id == WM_KEYDOWN || _id == WM_SYSKEYDOWN);
|
|
}
|
|
break;
|
|
|
|
case WM_CHAR:
|
|
{
|
|
uint8_t utf8[4] = {};
|
|
uint8_t len = (uint8_t)WideCharToMultiByte(CP_UTF8
|
|
, 0
|
|
, (LPCWSTR)&_wparam
|
|
, 1
|
|
, (LPSTR)utf8
|
|
, BX_COUNTOF(utf8)
|
|
, NULL
|
|
, NULL
|
|
);
|
|
if (0 != len)
|
|
{
|
|
WindowHandle handle = findHandle(_hwnd);
|
|
m_eventQueue.postCharEvent(handle, len, utf8);
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return DefWindowProc(_hwnd, _id, _wparam, _lparam);
|
|
}
|
|
|
|
WindowHandle findHandle(HWND _hwnd)
|
|
{
|
|
bx::MutexScope scope(m_lock);
|
|
for (uint16_t ii = 0, num = m_windowAlloc.getNumHandles(); ii < num; ++ii)
|
|
{
|
|
uint16_t idx = m_windowAlloc.getHandleAt(ii);
|
|
if (_hwnd == m_hwnd[idx])
|
|
{
|
|
WindowHandle handle = { idx };
|
|
return handle;
|
|
}
|
|
}
|
|
|
|
WindowHandle invalid = { UINT16_MAX };
|
|
return invalid;
|
|
}
|
|
|
|
void clear(HWND _hwnd)
|
|
{
|
|
RECT rect;
|
|
GetWindowRect(_hwnd, &rect);
|
|
HBRUSH brush = CreateSolidBrush(RGB(0, 0, 0) );
|
|
HDC hdc = GetDC(_hwnd);
|
|
SelectObject(hdc, brush);
|
|
FillRect(hdc, &rect, brush);
|
|
}
|
|
|
|
void adjust(HWND _hwnd, uint32_t _width, uint32_t _height, bool _windowFrame)
|
|
{
|
|
m_width = _width;
|
|
m_height = _height;
|
|
m_aspectRatio = float(_width)/float(_height);
|
|
|
|
ShowWindow(_hwnd, SW_SHOWNORMAL);
|
|
RECT rect;
|
|
RECT newrect = {0, 0, (LONG)_width, (LONG)_height};
|
|
DWORD style = WS_POPUP|WS_SYSMENU;
|
|
|
|
if (m_frame)
|
|
{
|
|
GetWindowRect(_hwnd, &m_rect);
|
|
m_style = GetWindowLong(_hwnd, GWL_STYLE);
|
|
}
|
|
|
|
if (_windowFrame)
|
|
{
|
|
rect = m_rect;
|
|
style = m_style;
|
|
}
|
|
else
|
|
{
|
|
#if defined(__MINGW32__)
|
|
rect = m_rect;
|
|
style = m_style;
|
|
#else
|
|
HMONITOR monitor = MonitorFromWindow(_hwnd, MONITOR_DEFAULTTONEAREST);
|
|
MONITORINFO mi;
|
|
mi.cbSize = sizeof(mi);
|
|
GetMonitorInfo(monitor, &mi);
|
|
newrect = mi.rcMonitor;
|
|
rect = mi.rcMonitor;
|
|
m_aspectRatio = float(newrect.right - newrect.left)/float(newrect.bottom - newrect.top);
|
|
#endif // !defined(__MINGW__)
|
|
}
|
|
|
|
SetWindowLong(_hwnd, GWL_STYLE, style);
|
|
uint32_t prewidth = newrect.right - newrect.left;
|
|
uint32_t preheight = newrect.bottom - newrect.top;
|
|
AdjustWindowRect(&newrect, style, FALSE);
|
|
m_frameWidth = (newrect.right - newrect.left) - prewidth;
|
|
m_frameHeight = (newrect.bottom - newrect.top ) - preheight;
|
|
UpdateWindow(_hwnd);
|
|
|
|
if (rect.left == -32000
|
|
|| rect.top == -32000)
|
|
{
|
|
rect.left = 0;
|
|
rect.top = 0;
|
|
}
|
|
|
|
int32_t left = rect.left;
|
|
int32_t top = rect.top;
|
|
int32_t width = (newrect.right-newrect.left);
|
|
int32_t height = (newrect.bottom-newrect.top);
|
|
|
|
if (!_windowFrame)
|
|
{
|
|
float aspectRatio = 1.0f/m_aspectRatio;
|
|
width = bx::uint32_max(ENTRY_DEFAULT_WIDTH/4, width);
|
|
height = uint32_t(float(width)*aspectRatio);
|
|
|
|
left = newrect.left+(newrect.right -newrect.left-width)/2;
|
|
top = newrect.top +(newrect.bottom-newrect.top-height)/2;
|
|
}
|
|
|
|
SetWindowPos(_hwnd
|
|
, HWND_TOP
|
|
, left
|
|
, top
|
|
, width
|
|
, height
|
|
, SWP_SHOWWINDOW
|
|
);
|
|
|
|
ShowWindow(_hwnd, SW_RESTORE);
|
|
|
|
m_frame = _windowFrame;
|
|
}
|
|
|
|
void setMousePos(HWND _hwnd, int32_t _mx, int32_t _my)
|
|
{
|
|
POINT pt = { _mx, _my };
|
|
ClientToScreen(_hwnd, &pt);
|
|
SetCursorPos(pt.x, pt.y);
|
|
}
|
|
|
|
void setMouseLock(HWND _hwnd, bool _lock)
|
|
{
|
|
if (_hwnd != m_mouseLock)
|
|
{
|
|
if (_lock)
|
|
{
|
|
m_mx = m_width/2;
|
|
m_my = m_height/2;
|
|
ShowCursor(false);
|
|
setMousePos(_hwnd, m_mx, m_my);
|
|
}
|
|
else
|
|
{
|
|
setMousePos(_hwnd, m_mx, m_my);
|
|
ShowCursor(true);
|
|
}
|
|
|
|
m_mouseLock = _hwnd;
|
|
}
|
|
}
|
|
|
|
static LRESULT CALLBACK wndProc(HWND _hwnd, UINT _id, WPARAM _wparam, LPARAM _lparam);
|
|
|
|
EventQueue m_eventQueue;
|
|
bx::Mutex m_lock;
|
|
|
|
bx::HandleAllocT<ENTRY_CONFIG_MAX_WINDOWS> m_windowAlloc;
|
|
|
|
HWND m_hwnd[ENTRY_CONFIG_MAX_WINDOWS];
|
|
uint32_t m_flags[ENTRY_CONFIG_MAX_WINDOWS];
|
|
RECT m_rect;
|
|
DWORD m_style;
|
|
uint32_t m_width;
|
|
uint32_t m_height;
|
|
uint32_t m_oldWidth;
|
|
uint32_t m_oldHeight;
|
|
uint32_t m_frameWidth;
|
|
uint32_t m_frameHeight;
|
|
float m_aspectRatio;
|
|
|
|
int32_t m_mx;
|
|
int32_t m_my;
|
|
int32_t m_mz;
|
|
|
|
bool m_frame;
|
|
HWND m_mouseLock;
|
|
bool m_init;
|
|
bool m_exit;
|
|
|
|
};
|
|
|
|
static Context s_ctx;
|
|
|
|
LRESULT CALLBACK Context::wndProc(HWND _hwnd, UINT _id, WPARAM _wparam, LPARAM _lparam)
|
|
{
|
|
return s_ctx.process(_hwnd, _id, _wparam, _lparam);
|
|
}
|
|
|
|
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;
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_CREATE, handle.idx, (LPARAM)msg);
|
|
}
|
|
|
|
return handle;
|
|
}
|
|
|
|
void destroyWindow(WindowHandle _handle)
|
|
{
|
|
if (UINT16_MAX != _handle.idx)
|
|
{
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_DESTROY, _handle.idx, 0);
|
|
|
|
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;
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_SET_POS, _handle.idx, (LPARAM)msg);
|
|
}
|
|
|
|
void setWindowSize(WindowHandle _handle, uint32_t _width, uint32_t _height)
|
|
{
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_SET_SIZE, _handle.idx, (_height<<16) | (_width&0xffff) );
|
|
}
|
|
|
|
void setWindowTitle(WindowHandle _handle, const char* _title)
|
|
{
|
|
Msg* msg = new Msg;
|
|
msg->m_title = _title;
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_SET_TITLE, _handle.idx, (LPARAM)msg);
|
|
}
|
|
|
|
void toggleWindowFrame(WindowHandle _handle)
|
|
{
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_TOGGLE_FRAME, _handle.idx, 0);
|
|
}
|
|
|
|
void toggleFullscreen(WindowHandle _handle)
|
|
{
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_TOGGLE_FRAME, _handle.idx, 0);
|
|
}
|
|
|
|
void setMouseLock(WindowHandle _handle, bool _lock)
|
|
{
|
|
PostMessage(s_ctx.m_hwnd[0], WM_USER_WINDOW_MOUSE_LOCK, _handle.idx, _lock);
|
|
}
|
|
|
|
int32_t MainThreadEntry::threadFunc(void* _userData)
|
|
{
|
|
MainThreadEntry* self = (MainThreadEntry*)_userData;
|
|
int32_t result = main(self->m_argc, self->m_argv);
|
|
PostMessage(s_ctx.m_hwnd[0], WM_QUIT, 0, 0);
|
|
return result;
|
|
}
|
|
|
|
} // namespace entry
|
|
|
|
int main(int _argc, char** _argv)
|
|
{
|
|
using namespace entry;
|
|
return s_ctx.run(_argc, _argv);
|
|
}
|
|
|
|
#endif // BX_PLATFORM_WINDOWS
|