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godot/platform/windows/os_windows.h
Pedro J. Estébanez abdf931832 Add off-screen GL context
2021-11-09 12:19:12 +01:00

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/*************************************************************************/
/* os_windows.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef OS_WINDOWS_H
#define OS_WINDOWS_H
#include "context_gl_windows.h"
#include "core/os/input.h"
#include "core/os/os.h"
#include "core/project_settings.h"
#include "crash_handler_windows.h"
#include "drivers/unix/ip_unix.h"
#include "drivers/wasapi/audio_driver_wasapi.h"
#include "drivers/winmidi/midi_driver_winmidi.h"
#include "key_mapping_windows.h"
#include "main/input_default.h"
#include "power_windows.h"
#include "servers/audio_server.h"
#include "servers/visual/rasterizer.h"
#include "servers/visual_server.h"
#ifdef XAUDIO2_ENABLED
#include "drivers/xaudio2/audio_driver_xaudio2.h"
#endif
#include <dwmapi.h>
#include <fcntl.h>
#include <io.h>
#include <shellapi.h>
#include <stdio.h>
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <windowsx.h>
// WinTab API
#define WT_PACKET 0x7FF0
#define WT_PROXIMITY 0x7FF5
#define WT_INFOCHANGE 0x7FF6
#define WT_CSRCHANGE 0x7FF7
#define WTI_DEFSYSCTX 4
#define WTI_DEVICES 100
#define DVC_NPRESSURE 15
#define DVC_TPRESSURE 16
#define DVC_ORIENTATION 17
#define DVC_ROTATION 18
#define CXO_MESSAGES 0x0004
#define PK_NORMAL_PRESSURE 0x0400
#define PK_TANGENT_PRESSURE 0x0800
#define PK_ORIENTATION 0x1000
typedef struct tagLOGCONTEXTW {
WCHAR lcName[40];
UINT lcOptions;
UINT lcStatus;
UINT lcLocks;
UINT lcMsgBase;
UINT lcDevice;
UINT lcPktRate;
DWORD lcPktData;
DWORD lcPktMode;
DWORD lcMoveMask;
DWORD lcBtnDnMask;
DWORD lcBtnUpMask;
LONG lcInOrgX;
LONG lcInOrgY;
LONG lcInOrgZ;
LONG lcInExtX;
LONG lcInExtY;
LONG lcInExtZ;
LONG lcOutOrgX;
LONG lcOutOrgY;
LONG lcOutOrgZ;
LONG lcOutExtX;
LONG lcOutExtY;
LONG lcOutExtZ;
DWORD lcSensX;
DWORD lcSensY;
DWORD lcSensZ;
BOOL lcSysMode;
int lcSysOrgX;
int lcSysOrgY;
int lcSysExtX;
int lcSysExtY;
DWORD lcSysSensX;
DWORD lcSysSensY;
} LOGCONTEXTW;
typedef struct tagAXIS {
LONG axMin;
LONG axMax;
UINT axUnits;
DWORD axResolution;
} AXIS;
typedef struct tagORIENTATION {
int orAzimuth;
int orAltitude;
int orTwist;
} ORIENTATION;
typedef struct tagPACKET {
int pkNormalPressure;
int pkTangentPressure;
ORIENTATION pkOrientation;
} PACKET;
typedef HANDLE(WINAPI *WTOpenPtr)(HWND p_window, LOGCONTEXTW *p_ctx, BOOL p_enable);
typedef BOOL(WINAPI *WTClosePtr)(HANDLE p_ctx);
typedef UINT(WINAPI *WTInfoPtr)(UINT p_category, UINT p_index, LPVOID p_output);
typedef BOOL(WINAPI *WTPacketPtr)(HANDLE p_ctx, UINT p_param, LPVOID p_packets);
typedef BOOL(WINAPI *WTEnablePtr)(HANDLE p_ctx, BOOL p_enable);
// Windows Ink API
#ifndef POINTER_STRUCTURES
#define POINTER_STRUCTURES
typedef DWORD POINTER_INPUT_TYPE;
typedef UINT32 POINTER_FLAGS;
typedef UINT32 PEN_FLAGS;
typedef UINT32 PEN_MASK;
#ifndef PEN_MASK_PRESSURE
#define PEN_MASK_PRESSURE 0x00000001
#endif
#ifndef PEN_MASK_TILT_X
#define PEN_MASK_TILT_X 0x00000004
#endif
#ifndef PEN_MASK_TILT_Y
#define PEN_MASK_TILT_Y 0x00000008
#endif
#ifndef POINTER_MESSAGE_FLAG_FIRSTBUTTON
#define POINTER_MESSAGE_FLAG_FIRSTBUTTON 0x00000010
#endif
enum tagPOINTER_INPUT_TYPE {
PT_POINTER = 0x00000001,
PT_TOUCH = 0x00000002,
PT_PEN = 0x00000003,
PT_MOUSE = 0x00000004,
PT_TOUCHPAD = 0x00000005
};
typedef enum tagPOINTER_BUTTON_CHANGE_TYPE {
POINTER_CHANGE_NONE,
POINTER_CHANGE_FIRSTBUTTON_DOWN,
POINTER_CHANGE_FIRSTBUTTON_UP,
POINTER_CHANGE_SECONDBUTTON_DOWN,
POINTER_CHANGE_SECONDBUTTON_UP,
POINTER_CHANGE_THIRDBUTTON_DOWN,
POINTER_CHANGE_THIRDBUTTON_UP,
POINTER_CHANGE_FOURTHBUTTON_DOWN,
POINTER_CHANGE_FOURTHBUTTON_UP,
POINTER_CHANGE_FIFTHBUTTON_DOWN,
POINTER_CHANGE_FIFTHBUTTON_UP,
} POINTER_BUTTON_CHANGE_TYPE;
typedef struct tagPOINTER_INFO {
POINTER_INPUT_TYPE pointerType;
UINT32 pointerId;
UINT32 frameId;
POINTER_FLAGS pointerFlags;
HANDLE sourceDevice;
HWND hwndTarget;
POINT ptPixelLocation;
POINT ptHimetricLocation;
POINT ptPixelLocationRaw;
POINT ptHimetricLocationRaw;
DWORD dwTime;
UINT32 historyCount;
INT32 InputData;
DWORD dwKeyStates;
UINT64 PerformanceCount;
POINTER_BUTTON_CHANGE_TYPE ButtonChangeType;
} POINTER_INFO;
typedef struct tagPOINTER_PEN_INFO {
POINTER_INFO pointerInfo;
PEN_FLAGS penFlags;
PEN_MASK penMask;
UINT32 pressure;
UINT32 rotation;
INT32 tiltX;
INT32 tiltY;
} POINTER_PEN_INFO;
#endif
#ifndef WM_POINTERUPDATE
#define WM_POINTERUPDATE 0x0245
#endif
#ifndef WM_POINTERENTER
#define WM_POINTERENTER 0x0249
#endif
#ifndef WM_POINTERLEAVE
#define WM_POINTERLEAVE 0x024A
#endif
typedef BOOL(WINAPI *GetPointerTypePtr)(uint32_t p_id, POINTER_INPUT_TYPE *p_type);
typedef BOOL(WINAPI *GetPointerPenInfoPtr)(uint32_t p_id, POINTER_PEN_INFO *p_pen_info);
typedef struct {
BYTE bWidth; // Width, in pixels, of the image
BYTE bHeight; // Height, in pixels, of the image
BYTE bColorCount; // Number of colors in image (0 if >=8bpp)
BYTE bReserved; // Reserved ( must be 0)
WORD wPlanes; // Color Planes
WORD wBitCount; // Bits per pixel
DWORD dwBytesInRes; // How many bytes in this resource?
DWORD dwImageOffset; // Where in the file is this image?
} ICONDIRENTRY, *LPICONDIRENTRY;
typedef struct {
WORD idReserved; // Reserved (must be 0)
WORD idType; // Resource Type (1 for icons)
WORD idCount; // How many images?
ICONDIRENTRY idEntries[1]; // An entry for each image (idCount of 'em)
} ICONDIR, *LPICONDIR;
class JoypadWindows;
class OS_Windows : public OS {
String tablet_driver;
Vector<String> tablet_drivers;
// WinTab API
static bool wintab_available;
static WTOpenPtr wintab_WTOpen;
static WTClosePtr wintab_WTClose;
static WTInfoPtr wintab_WTInfo;
static WTPacketPtr wintab_WTPacket;
static WTEnablePtr wintab_WTEnable;
// Windows Ink API
static bool winink_available;
static GetPointerTypePtr win8p_GetPointerType;
static GetPointerPenInfoPtr win8p_GetPointerPenInfo;
HANDLE wtctx;
LOGCONTEXTW wtlc;
int min_pressure;
int max_pressure;
bool tilt_supported;
bool block_mm = false;
int last_pressure_update;
float last_pressure;
Vector2 last_tilt;
enum {
KEY_EVENT_BUFFER_SIZE = 512
};
#ifdef STDOUT_FILE
FILE *stdo;
#endif
struct KeyEvent {
bool alt, shift, control, meta;
UINT uMsg;
WPARAM wParam;
LPARAM lParam;
};
KeyEvent key_event_buffer[KEY_EVENT_BUFFER_SIZE];
int key_event_pos;
uint64_t ticks_start;
uint64_t ticks_per_second;
bool old_invalid;
bool outside;
int old_x, old_y;
Point2i center;
#if defined(OPENGL_ENABLED)
ContextGL_Windows *gl_context;
#endif
VisualServer *visual_server;
int pressrc;
HINSTANCE hInstance; // Holds The Instance Of The Application
HWND hWnd;
Vector<Vector2> mpath;
Point2 last_pos;
bool layered_window;
uint32_t move_timer_id;
HCURSOR hCursor;
Size2 min_size;
Size2 max_size;
Size2 window_rect;
VideoMode video_mode;
bool preserve_window_size = false;
MainLoop *main_loop;
WNDPROC user_proc;
// IME
HIMC im_himc;
Vector2 im_position;
MouseMode mouse_mode;
int restore_mouse_trails;
bool alt_mem;
bool gr_mem;
bool shift_mem;
bool control_mem;
bool meta_mem;
bool force_quit;
bool window_has_focus;
uint32_t last_button_state;
bool use_raw_input;
bool drop_events;
HCURSOR cursors[CURSOR_MAX] = { NULL };
CursorShape cursor_shape;
Map<CursorShape, Vector<Variant>> cursors_cache;
InputDefault *input;
JoypadWindows *joypad;
Map<int, Vector2> touch_state;
PowerWindows *power_manager;
int video_driver_index;
#ifdef WASAPI_ENABLED
AudioDriverWASAPI driver_wasapi;
#endif
#ifdef XAUDIO2_ENABLED
AudioDriverXAudio2 driver_xaudio2;
#endif
#ifdef WINMIDI_ENABLED
MIDIDriverWinMidi driver_midi;
#endif
CrashHandler crash_handler;
void _drag_event(float p_x, float p_y, int idx);
void _touch_event(bool p_pressed, float p_x, float p_y, int idx);
void _update_window_style(bool p_repaint = true, bool p_maximized = false);
void _update_window_mouse_passthrough();
void _set_mouse_mode_impl(MouseMode p_mode);
// functions used by main to initialize/deinitialize the OS
protected:
virtual int get_current_video_driver() const;
virtual void initialize_core();
virtual Error initialize(const VideoMode &p_desired, int p_video_driver, int p_audio_driver);
virtual bool is_offscreen_gl_available() const;
virtual void set_offscreen_gl_current(bool p_current);
virtual void set_main_loop(MainLoop *p_main_loop);
virtual void delete_main_loop();
virtual void finalize();
virtual void finalize_core();
void process_events();
void process_key_events();
String _quote_command_line_argument(const String &p_text) const;
struct ProcessInfo {
STARTUPINFO si;
PROCESS_INFORMATION pi;
};
Map<ProcessID, ProcessInfo> *process_map;
bool pre_fs_valid;
RECT pre_fs_rect;
bool maximized;
bool minimized;
bool borderless;
bool window_focused;
bool console_visible;
bool was_maximized;
public:
LRESULT WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
String get_stdin_string(bool p_block);
void set_mouse_mode(MouseMode p_mode);
MouseMode get_mouse_mode() const;
virtual void warp_mouse_position(const Point2 &p_to);
virtual Point2 get_mouse_position() const;
void update_real_mouse_position();
virtual int get_mouse_button_state() const;
virtual void set_window_title(const String &p_title);
virtual void set_window_mouse_passthrough(const PoolVector2Array &p_region);
virtual void set_video_mode(const VideoMode &p_video_mode, int p_screen = 0);
virtual VideoMode get_video_mode(int p_screen = 0) const;
virtual void get_fullscreen_mode_list(List<VideoMode> *p_list, int p_screen = 0) const;
virtual int get_tablet_driver_count() const;
virtual String get_tablet_driver_name(int p_driver) const;
virtual String get_current_tablet_driver() const;
virtual void set_current_tablet_driver(const String &p_driver);
virtual int get_screen_count() const;
virtual int get_current_screen() const;
virtual void set_current_screen(int p_screen);
virtual Point2 get_screen_position(int p_screen = -1) const;
virtual Size2 get_screen_size(int p_screen = -1) const;
virtual int get_screen_dpi(int p_screen = -1) const;
virtual Point2 get_window_position() const;
virtual void set_window_position(const Point2 &p_position);
virtual Size2 get_window_size() const;
virtual Size2 get_real_window_size() const;
virtual Size2 get_max_window_size() const;
virtual Size2 get_min_window_size() const;
virtual void set_min_window_size(const Size2 p_size);
virtual void set_max_window_size(const Size2 p_size);
virtual void set_window_size(const Size2 p_size);
virtual void set_window_fullscreen(bool p_enabled);
virtual bool is_window_fullscreen() const;
virtual void set_window_resizable(bool p_enabled);
virtual bool is_window_resizable() const;
virtual void set_window_minimized(bool p_enabled);
virtual bool is_window_minimized() const;
virtual void set_window_maximized(bool p_enabled);
virtual bool is_window_maximized() const;
virtual void set_window_always_on_top(bool p_enabled);
virtual bool is_window_always_on_top() const;
virtual bool is_window_focused() const;
virtual void set_console_visible(bool p_enabled);
virtual bool is_console_visible() const;
virtual void request_attention();
virtual void *get_native_handle(int p_handle_type);
virtual void set_borderless_window(bool p_borderless);
virtual bool get_borderless_window();
virtual bool get_window_per_pixel_transparency_enabled() const;
virtual void set_window_per_pixel_transparency_enabled(bool p_enabled);
virtual Error open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path = false);
virtual Error close_dynamic_library(void *p_library_handle);
virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String p_name, void *&p_symbol_handle, bool p_optional = false);
virtual MainLoop *get_main_loop() const;
virtual String get_name() const;
virtual Date get_date(bool utc) const;
virtual Time get_time(bool utc) const;
virtual TimeZoneInfo get_time_zone_info() const;
virtual uint64_t get_unix_time() const;
virtual uint64_t get_system_time_secs() const;
virtual uint64_t get_system_time_msecs() const;
virtual bool can_draw() const;
virtual Error set_cwd(const String &p_cwd);
virtual void delay_usec(uint32_t p_usec) const;
virtual uint64_t get_ticks_usec() const;
virtual Error execute(const String &p_path, const List<String> &p_arguments, bool p_blocking = true, ProcessID *r_child_id = NULL, String *r_pipe = NULL, int *r_exitcode = NULL, bool read_stderr = false, Mutex *p_pipe_mutex = NULL);
virtual Error kill(const ProcessID &p_pid);
virtual int get_process_id() const;
virtual bool has_environment(const String &p_var) const;
virtual String get_environment(const String &p_var) const;
virtual bool set_environment(const String &p_var, const String &p_value) const;
virtual void set_clipboard(const String &p_text);
virtual String get_clipboard() const;
void set_cursor_shape(CursorShape p_shape);
CursorShape get_cursor_shape() const;
virtual void set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot);
void GetMaskBitmaps(HBITMAP hSourceBitmap, COLORREF clrTransparent, OUT HBITMAP &hAndMaskBitmap, OUT HBITMAP &hXorMaskBitmap);
void set_native_icon(const String &p_filename);
void set_icon(const Ref<Image> &p_icon);
virtual String get_executable_path() const;
virtual String get_locale() const;
virtual int get_processor_count() const;
virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
virtual int keyboard_get_layout_count() const;
virtual int keyboard_get_current_layout() const;
virtual void keyboard_set_current_layout(int p_index);
virtual String keyboard_get_layout_language(int p_index) const;
virtual String keyboard_get_layout_name(int p_index) const;
virtual void enable_for_stealing_focus(ProcessID pid);
virtual void move_window_to_foreground();
virtual String get_config_path() const;
virtual String get_data_path() const;
virtual String get_cache_path() const;
virtual String get_godot_dir_name() const;
virtual String get_system_dir(SystemDir p_dir, bool p_shared_storage = true) const;
virtual String get_user_data_dir() const;
virtual String get_unique_id() const;
virtual void set_ime_active(const bool p_active);
virtual void set_ime_position(const Point2 &p_pos);
virtual void release_rendering_thread();
virtual void make_rendering_thread();
virtual void swap_buffers();
virtual Error shell_open(String p_uri);
void run();
virtual bool get_swap_ok_cancel() { return true; }
virtual bool is_joy_known(int p_device);
virtual String get_joy_guid(int p_device) const;
virtual void _set_use_vsync(bool p_enable);
//virtual bool is_vsync_enabled() const;
virtual OS::PowerState get_power_state();
virtual int get_power_seconds_left();
virtual int get_power_percent_left();
virtual bool _check_internal_feature_support(const String &p_feature);
void disable_crash_handler();
bool is_disable_crash_handler() const;
virtual void initialize_debugging();
void force_process_input();
virtual Error move_to_trash(const String &p_path);
virtual void process_and_drop_events();
OS_Windows(HINSTANCE _hInstance);
~OS_Windows();
};
#endif
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