kitty/glfw/internal.h
Kovid Goyal d3f14ffbf4
macOS: Fix window shadows not being drawn for transparent windows
Re-organize the whole infrastructure for setting window chrome, doing it
in a single function that has access to all settings.

Fixes #2827
Fixes #6416
2023-07-04 11:59:50 +05:30

872 lines
31 KiB
C
Vendored

//========================================================================
// GLFW 3.4 - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2019 Camilla Löwy <elmindreda@glfw.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
#pragma once
#include "../kitty/monotonic.h"
#if defined(_GLFW_USE_CONFIG_H)
#include "glfw_config.h"
#endif
#define arraysz(x) (sizeof(x)/sizeof(x[0]))
#define MAX(x, y) __extension__ ({ \
__typeof__ (x) a = (x); __typeof__ (y) b = (y); \
a > b ? a : b;})
#if defined(GLFW_INCLUDE_GLCOREARB) || \
defined(GLFW_INCLUDE_ES1) || \
defined(GLFW_INCLUDE_ES2) || \
defined(GLFW_INCLUDE_ES3) || \
defined(GLFW_INCLUDE_ES31) || \
defined(GLFW_INCLUDE_ES32) || \
defined(GLFW_INCLUDE_NONE) || \
defined(GLFW_INCLUDE_GLEXT) || \
defined(GLFW_INCLUDE_GLU) || \
defined(GLFW_INCLUDE_VULKAN) || \
defined(GLFW_DLL)
#error "You must not define any header option macros when compiling GLFW"
#endif
#define GLFW_INCLUDE_NONE
#include "glfw3.h"
#define EGL_PRESENT_OPAQUE_EXT 0x31df
#define _GLFW_INSERT_FIRST 0
#define _GLFW_INSERT_LAST 1
#define _GLFW_POLL_PRESENCE 0
#define _GLFW_POLL_AXES 1
#define _GLFW_POLL_BUTTONS 2
#define _GLFW_POLL_ALL (_GLFW_POLL_AXES | _GLFW_POLL_BUTTONS)
#define _GLFW_MESSAGE_SIZE 1024
typedef unsigned long long GLFWid;
typedef struct _GLFWerror _GLFWerror;
typedef struct _GLFWinitconfig _GLFWinitconfig;
typedef struct _GLFWwndconfig _GLFWwndconfig;
typedef struct _GLFWctxconfig _GLFWctxconfig;
typedef struct _GLFWfbconfig _GLFWfbconfig;
typedef struct _GLFWcontext _GLFWcontext;
typedef struct _GLFWwindow _GLFWwindow;
typedef struct _GLFWlibrary _GLFWlibrary;
typedef struct _GLFWmonitor _GLFWmonitor;
typedef struct _GLFWcursor _GLFWcursor;
typedef struct _GLFWmapelement _GLFWmapelement;
typedef struct _GLFWmapping _GLFWmapping;
typedef struct _GLFWjoystick _GLFWjoystick;
typedef struct _GLFWtls _GLFWtls;
typedef struct _GLFWmutex _GLFWmutex;
typedef void (* _GLFWmakecontextcurrentfun)(_GLFWwindow*);
typedef void (* _GLFWswapbuffersfun)(_GLFWwindow*);
typedef void (* _GLFWswapintervalfun)(int);
typedef int (* _GLFWextensionsupportedfun)(const char*);
typedef GLFWglproc (* _GLFWgetprocaddressfun)(const char*);
typedef void (* _GLFWdestroycontextfun)(_GLFWwindow*);
#define GL_VERSION 0x1F02
#define GL_NONE 0
#define GL_COLOR_BUFFER_BIT 0x00004000
#define GL_UNSIGNED_BYTE 0x1401
#define GL_EXTENSIONS 0x1F03
#define GL_NUM_EXTENSIONS 0x821d
#define GL_CONTEXT_FLAGS 0x821e
#define GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT 0x00000001
#define GL_CONTEXT_FLAG_DEBUG_BIT 0x00000002
#define GL_CONTEXT_PROFILE_MASK 0x9126
#define GL_CONTEXT_COMPATIBILITY_PROFILE_BIT 0x00000002
#define GL_CONTEXT_CORE_PROFILE_BIT 0x00000001
#define GL_RESET_NOTIFICATION_STRATEGY_ARB 0x8256
#define GL_LOSE_CONTEXT_ON_RESET_ARB 0x8252
#define GL_NO_RESET_NOTIFICATION_ARB 0x8261
#define GL_CONTEXT_RELEASE_BEHAVIOR 0x82fb
#define GL_CONTEXT_RELEASE_BEHAVIOR_FLUSH 0x82fc
#define GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR 0x00000008
typedef int GLint;
typedef unsigned int GLuint;
typedef unsigned int GLenum;
typedef unsigned int GLbitfield;
typedef unsigned char GLubyte;
typedef void (APIENTRY * PFNGLCLEARPROC)(GLbitfield);
typedef const GLubyte* (APIENTRY * PFNGLGETSTRINGPROC)(GLenum);
typedef void (APIENTRY * PFNGLGETINTEGERVPROC)(GLenum,GLint*);
typedef const GLubyte* (APIENTRY * PFNGLGETSTRINGIPROC)(GLenum,GLuint);
#define VK_NULL_HANDLE 0
typedef void* VkInstance;
typedef void* VkPhysicalDevice;
typedef uint64_t VkSurfaceKHR;
typedef uint32_t VkFlags;
typedef uint32_t VkBool32;
typedef enum VkStructureType
{
VK_STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR = 1000004000,
VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR = 1000005000,
VK_STRUCTURE_TYPE_WAYLAND_SURFACE_CREATE_INFO_KHR = 1000006000,
VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR = 1000009000,
VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK = 1000123000,
VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT = 1000217000,
VK_STRUCTURE_TYPE_MAX_ENUM = 0x7FFFFFFF
} VkStructureType;
typedef enum VkResult
{
VK_SUCCESS = 0,
VK_NOT_READY = 1,
VK_TIMEOUT = 2,
VK_EVENT_SET = 3,
VK_EVENT_RESET = 4,
VK_INCOMPLETE = 5,
VK_ERROR_OUT_OF_HOST_MEMORY = -1,
VK_ERROR_OUT_OF_DEVICE_MEMORY = -2,
VK_ERROR_INITIALIZATION_FAILED = -3,
VK_ERROR_DEVICE_LOST = -4,
VK_ERROR_MEMORY_MAP_FAILED = -5,
VK_ERROR_LAYER_NOT_PRESENT = -6,
VK_ERROR_EXTENSION_NOT_PRESENT = -7,
VK_ERROR_FEATURE_NOT_PRESENT = -8,
VK_ERROR_INCOMPATIBLE_DRIVER = -9,
VK_ERROR_TOO_MANY_OBJECTS = -10,
VK_ERROR_FORMAT_NOT_SUPPORTED = -11,
VK_ERROR_SURFACE_LOST_KHR = -1000000000,
VK_SUBOPTIMAL_KHR = 1000001003,
VK_ERROR_OUT_OF_DATE_KHR = -1000001004,
VK_ERROR_INCOMPATIBLE_DISPLAY_KHR = -1000003001,
VK_ERROR_NATIVE_WINDOW_IN_USE_KHR = -1000000001,
VK_ERROR_VALIDATION_FAILED_EXT = -1000011001,
VK_RESULT_MAX_ENUM = 0x7FFFFFFF
} VkResult;
typedef struct VkAllocationCallbacks VkAllocationCallbacks;
typedef struct VkExtensionProperties
{
char extensionName[256];
uint32_t specVersion;
} VkExtensionProperties;
typedef void (APIENTRY * PFN_vkVoidFunction)(void);
#if defined(_GLFW_VULKAN_STATIC)
PFN_vkVoidFunction vkGetInstanceProcAddr(VkInstance,const char*);
VkResult vkEnumerateInstanceExtensionProperties(const char*,uint32_t*,VkExtensionProperties*);
#else
typedef PFN_vkVoidFunction (APIENTRY * PFN_vkGetInstanceProcAddr)(VkInstance,const char*);
typedef VkResult (APIENTRY * PFN_vkEnumerateInstanceExtensionProperties)(const char*,uint32_t*,VkExtensionProperties*);
#define vkEnumerateInstanceExtensionProperties _glfw.vk.EnumerateInstanceExtensionProperties
#define vkGetInstanceProcAddr _glfw.vk.GetInstanceProcAddr
#endif
#if defined(_GLFW_COCOA)
#include "cocoa_platform.h"
#elif defined(_GLFW_WIN32)
#include "win32_platform.h"
#elif defined(_GLFW_X11)
#include "x11_platform.h"
#elif defined(_GLFW_WAYLAND)
#include "wl_platform.h"
#elif defined(_GLFW_OSMESA)
#include "null_platform.h"
#else
#error "No supported window creation API selected"
#endif
#include "egl_context.h"
#include "osmesa_context.h"
#define remove_i_from_array(array, i, count) { \
(count)--; \
if ((i) < (count)) { \
memmove((array) + (i), (array) + (i) + 1, sizeof((array)[0]) * ((count) - (i))); \
}}
// Constructs a version number string from the public header macros
#define _GLFW_CONCAT_VERSION(m, n, r) #m "." #n "." #r
#define _GLFW_MAKE_VERSION(m, n, r) _GLFW_CONCAT_VERSION(m, n, r)
#define _GLFW_VERSION_NUMBER _GLFW_MAKE_VERSION(GLFW_VERSION_MAJOR, \
GLFW_VERSION_MINOR, \
GLFW_VERSION_REVISION)
// Checks for whether the library has been initialized
#define _GLFW_REQUIRE_INIT() \
if (!_glfw.initialized) \
{ \
_glfwInputError(GLFW_NOT_INITIALIZED, NULL); \
return; \
}
#define _GLFW_REQUIRE_INIT_OR_RETURN(x) \
if (!_glfw.initialized) \
{ \
_glfwInputError(GLFW_NOT_INITIALIZED, NULL); \
return x; \
}
// Swaps the provided pointers
#define _GLFW_SWAP_POINTERS(x, y) \
do{ \
__typeof__(x) t; \
t = x; \
x = y; \
y = t; \
}while(0)
// Suppress some pedantic warnings
#ifdef __clang__
#define START_ALLOW_CASE_RANGE _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wpedantic\"")
#define END_ALLOW_CASE_RANGE _Pragma("clang diagnostic pop")
#define ALLOW_UNUSED_RESULT _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wunused-result\"")
#define END_ALLOW_UNUSED_RESULT _Pragma("clang diagnostic pop")
#else
#define START_ALLOW_CASE_RANGE _Pragma("GCC diagnostic ignored \"-Wpedantic\"")
#define END_ALLOW_CASE_RANGE _Pragma("GCC diagnostic pop")
#define ALLOW_UNUSED_RESULT _Pragma("GCC diagnostic ignored \"-Wunused-result\"")
#define END_ALLOW_UNUSED_RESULT _Pragma("GCC diagnostic pop")
#endif
// dlsym that works with -Wpedantic
#define glfw_dlsym(dest, handle, name) do {*(void **)&(dest) = _glfw_dlsym(handle, name);}while (0)
// Mark function arguments as unused
#define UNUSED __attribute__ ((unused))
// Per-thread error structure
//
struct _GLFWerror
{
_GLFWerror* next;
int code;
char description[_GLFW_MESSAGE_SIZE];
};
// Initialization configuration
//
// Parameters relating to the initialization of the library
//
struct _GLFWinitconfig
{
bool hatButtons;
int angleType;
bool debugKeyboard;
bool debugRendering;
struct {
bool menubar;
bool chdir;
} ns;
};
// Window configuration
//
// Parameters relating to the creation of the window but not directly related
// to the framebuffer. This is used to pass window creation parameters from
// shared code to the platform API.
//
struct _GLFWwndconfig
{
int width;
int height;
const char* title;
bool resizable;
bool visible;
bool decorated;
bool focused;
bool autoIconify;
bool floating;
bool maximized;
bool centerCursor;
bool focusOnShow;
bool mousePassthrough;
bool scaleToMonitor;
struct {
bool retina;
int color_space;
int blur_radius;
char frameName[256];
} ns;
struct {
char className[256];
char instanceName[256];
int enable_blur;
} x11;
struct {
char appId[256];
} wl;
};
// Context configuration
//
// Parameters relating to the creation of the context but not directly related
// to the framebuffer. This is used to pass context creation parameters from
// shared code to the platform API.
//
struct _GLFWctxconfig
{
int client;
int source;
int major;
int minor;
bool forward;
bool debug;
bool noerror;
int profile;
int robustness;
int release;
_GLFWwindow* share;
struct {
bool offline;
} nsgl;
};
// Framebuffer configuration
//
// This describes buffers and their sizes. It also contains
// a platform-specific ID used to map back to the backend API object.
//
// It is used to pass framebuffer parameters from shared code to the platform
// API and also to enumerate and select available framebuffer configs.
//
struct _GLFWfbconfig
{
int redBits;
int greenBits;
int blueBits;
int alphaBits;
int depthBits;
int stencilBits;
int accumRedBits;
int accumGreenBits;
int accumBlueBits;
int accumAlphaBits;
int auxBuffers;
bool stereo;
int samples;
bool sRGB;
bool doublebuffer;
bool transparent;
uintptr_t handle;
};
// Context structure
//
struct _GLFWcontext
{
int client;
int source;
int major, minor, revision;
bool forward, debug, noerror;
int profile;
int robustness;
int release;
PFNGLGETSTRINGIPROC GetStringi;
PFNGLGETINTEGERVPROC GetIntegerv;
PFNGLGETSTRINGPROC GetString;
_GLFWmakecontextcurrentfun makeCurrent;
_GLFWswapbuffersfun swapBuffers;
_GLFWswapintervalfun swapInterval;
_GLFWextensionsupportedfun extensionSupported;
_GLFWgetprocaddressfun getProcAddress;
_GLFWdestroycontextfun destroy;
// This is defined in the context API's context.h
_GLFW_PLATFORM_CONTEXT_STATE
// This is defined in egl_context.h
_GLFWcontextEGL egl;
// This is defined in osmesa_context.h
_GLFWcontextOSMesa osmesa;
};
// Window and context structure
//
struct _GLFWwindow
{
struct _GLFWwindow* next;
// Window settings and state
bool resizable;
bool decorated;
bool autoIconify;
bool floating;
bool focusOnShow;
bool mousePassthrough;
bool shouldClose;
void* userPointer;
GLFWid id;
GLFWvidmode videoMode;
_GLFWmonitor* monitor;
_GLFWcursor* cursor;
int minwidth, minheight;
int maxwidth, maxheight;
int numer, denom;
int widthincr, heightincr;
bool stickyKeys;
bool stickyMouseButtons;
bool lockKeyMods;
int cursorMode;
char mouseButtons[GLFW_MOUSE_BUTTON_LAST + 1];
GLFWkeyevent activated_keys[16];
// Virtual cursor position when cursor is disabled
double virtualCursorPosX, virtualCursorPosY;
bool rawMouseMotion;
_GLFWcontext context;
#ifdef _GLFW_WAYLAND
bool swaps_disallowed;
#else
const bool swaps_disallowed;
#endif
struct {
GLFWwindowposfun pos;
GLFWwindowsizefun size;
GLFWwindowclosefun close;
GLFWwindowrefreshfun refresh;
GLFWwindowfocusfun focus;
GLFWwindowocclusionfun occlusion;
GLFWwindowiconifyfun iconify;
GLFWwindowmaximizefun maximize;
GLFWframebuffersizefun fbsize;
GLFWwindowcontentscalefun scale;
GLFWmousebuttonfun mouseButton;
GLFWcursorposfun cursorPos;
GLFWcursorenterfun cursorEnter;
GLFWscrollfun scroll;
GLFWkeyboardfun keyboard;
GLFWdropfun drop;
GLFWliveresizefun liveResize;
} callbacks;
// This is defined in the window API's platform.h
_GLFW_PLATFORM_WINDOW_STATE;
};
// Monitor structure
//
struct _GLFWmonitor
{
char* name;
void* userPointer;
// Physical dimensions in millimeters.
int widthMM, heightMM;
// The window whose video mode is current on this monitor
_GLFWwindow* window;
GLFWvidmode* modes;
int modeCount;
GLFWvidmode currentMode;
GLFWgammaramp originalRamp;
GLFWgammaramp currentRamp;
// This is defined in the window API's platform.h
_GLFW_PLATFORM_MONITOR_STATE;
};
// Cursor structure
//
struct _GLFWcursor
{
_GLFWcursor* next;
// This is defined in the window API's platform.h
_GLFW_PLATFORM_CURSOR_STATE;
};
// Gamepad mapping element structure
//
struct _GLFWmapelement
{
uint8_t type;
uint8_t index;
int8_t axisScale;
int8_t axisOffset;
};
// Gamepad mapping structure
//
struct _GLFWmapping
{
char name[128];
char guid[33];
_GLFWmapelement buttons[15];
_GLFWmapelement axes[6];
};
// Joystick structure
//
struct _GLFWjoystick
{
bool present;
float* axes;
int axisCount;
unsigned char* buttons;
int buttonCount;
unsigned char* hats;
int hatCount;
char* name;
void* userPointer;
char guid[33];
_GLFWmapping* mapping;
// This is defined in the joystick API's joystick.h
_GLFW_PLATFORM_JOYSTICK_STATE;
};
// Thread local storage structure
//
struct _GLFWtls
{
// This is defined in the platform's thread.h
_GLFW_PLATFORM_TLS_STATE;
};
// Mutex structure
//
struct _GLFWmutex
{
// This is defined in the platform's thread.h
_GLFW_PLATFORM_MUTEX_STATE;
};
typedef struct _GLFWClipboardData {
const char** mime_types;
size_t num_mime_types;
GLFWclipboarditerfun get_data;
GLFWClipboardType ctype;
} _GLFWClipboardData;
// Library global data
//
struct _GLFWlibrary
{
bool initialized;
struct {
_GLFWinitconfig init;
_GLFWfbconfig framebuffer;
_GLFWwndconfig window;
_GLFWctxconfig context;
int refreshRate;
} hints;
_GLFWClipboardData primary, clipboard;
_GLFWerror* errorListHead;
_GLFWcursor* cursorListHead;
_GLFWwindow* windowListHead;
GLFWid focusedWindowId;
_GLFWmonitor** monitors;
int monitorCount;
bool joysticksInitialized;
_GLFWjoystick joysticks[GLFW_JOYSTICK_LAST + 1];
_GLFWmapping* mappings;
int mappingCount;
_GLFWtls errorSlot;
_GLFWtls contextSlot;
_GLFWmutex errorLock;
bool ignoreOSKeyboardProcessing;
struct {
bool available;
void* handle;
char* extensions[2];
#if !defined(_GLFW_VULKAN_STATIC)
PFN_vkEnumerateInstanceExtensionProperties EnumerateInstanceExtensionProperties;
PFN_vkGetInstanceProcAddr GetInstanceProcAddr;
#endif
bool KHR_surface;
#if defined(_GLFW_WIN32)
bool KHR_win32_surface;
#elif defined(_GLFW_COCOA)
bool MVK_macos_surface;
bool EXT_metal_surface;
#elif defined(_GLFW_X11)
bool KHR_xlib_surface;
bool KHR_xcb_surface;
#elif defined(_GLFW_WAYLAND)
bool KHR_wayland_surface;
#endif
} vk;
struct {
GLFWmonitorfun monitor;
GLFWjoystickfun joystick;
GLFWapplicationclosefun application_close;
GLFWsystemcolorthemechangefun system_color_theme_change;
GLFWdrawtextfun draw_text;
GLFWcurrentselectionfun get_current_selection;
GLFWhascurrentselectionfun has_current_selection;
GLFWimecursorpositionfun get_ime_cursor_position;
} callbacks;
// This is defined in the window API's platform.h
_GLFW_PLATFORM_LIBRARY_WINDOW_STATE;
// This is defined in the context API's context.h
_GLFW_PLATFORM_LIBRARY_CONTEXT_STATE
// This is defined in the platform's joystick.h
_GLFW_PLATFORM_LIBRARY_JOYSTICK_STATE
// This is defined in egl_context.h
_GLFWlibraryEGL egl;
// This is defined in osmesa_context.h
_GLFWlibraryOSMesa osmesa;
};
// Global state shared between compilation units of GLFW
//
extern _GLFWlibrary _glfw;
//////////////////////////////////////////////////////////////////////////
////// GLFW platform API //////
//////////////////////////////////////////////////////////////////////////
int _glfwPlatformInit(void);
void _glfwPlatformTerminate(void);
const char* _glfwPlatformGetVersionString(void);
void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos);
void _glfwPlatformSetCursorPos(_GLFWwindow* window, double xpos, double ypos);
void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode);
void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, bool enabled);
bool _glfwPlatformRawMouseMotionSupported(void);
int _glfwPlatformCreateCursor(_GLFWcursor* cursor,
const GLFWimage* image, int xhot, int yhot, int count);
int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, GLFWCursorShape shape);
void _glfwPlatformDestroyCursor(_GLFWcursor* cursor);
void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor);
const char* _glfwPlatformGetNativeKeyName(int native_key);
int _glfwPlatformGetNativeKeyForKey(uint32_t key);
void _glfwPlatformFreeMonitor(_GLFWmonitor* monitor);
void _glfwPlatformGetMonitorPos(_GLFWmonitor* monitor, int* xpos, int* ypos);
void _glfwPlatformGetMonitorContentScale(_GLFWmonitor* monitor,
float* xscale, float* yscale);
void _glfwPlatformGetMonitorWorkarea(_GLFWmonitor* monitor, int* xpos, int* ypos, int *width, int *height);
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count);
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode);
bool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp);
void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor, const GLFWgammaramp* ramp);
void _glfwPlatformSetClipboard(GLFWClipboardType t);
void _glfwPlatformGetClipboard(GLFWClipboardType clipboard_type, const char* mime_type, GLFWclipboardwritedatafun write_data, void *object);
bool _glfwPlatformInitJoysticks(void);
void _glfwPlatformTerminateJoysticks(void);
int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode);
void _glfwPlatformUpdateGamepadGUID(char* guid);
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig);
void _glfwPlatformDestroyWindow(_GLFWwindow* window);
void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title);
void _glfwPlatformSetWindowIcon(_GLFWwindow* window,
int count, const GLFWimage* images);
void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos);
void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos);
void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height);
void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height);
void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
int minwidth, int minheight,
int maxwidth, int maxheight);
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window, int numer, int denom);
void _glfwPlatformSetWindowSizeIncrements(_GLFWwindow* window, int widthincr, int heightincr);
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height);
void _glfwInputLiveResize(_GLFWwindow* window, bool started);
void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
int* left, int* top,
int* right, int* bottom);
void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,
float* xscale, float* yscale);
monotonic_t _glfwPlatformGetDoubleClickInterval(_GLFWwindow* window);
void _glfwPlatformIconifyWindow(_GLFWwindow* window);
void _glfwPlatformRestoreWindow(_GLFWwindow* window);
void _glfwPlatformMaximizeWindow(_GLFWwindow* window);
void _glfwPlatformShowWindow(_GLFWwindow* window);
void _glfwPlatformHideWindow(_GLFWwindow* window);
void _glfwPlatformRequestWindowAttention(_GLFWwindow* window);
int _glfwPlatformWindowBell(_GLFWwindow* window);
void _glfwPlatformFocusWindow(_GLFWwindow* window);
void _glfwPlatformSetWindowMonitor(_GLFWwindow* window, _GLFWmonitor* monitor,
int xpos, int ypos, int width, int height,
int refreshRate);
bool _glfwPlatformToggleFullscreen(_GLFWwindow *w, unsigned int flags);
bool _glfwPlatformIsFullscreen(_GLFWwindow *w, unsigned int flags);
int _glfwPlatformWindowFocused(_GLFWwindow* window);
int _glfwPlatformWindowOccluded(_GLFWwindow* window);
int _glfwPlatformWindowIconified(_GLFWwindow* window);
int _glfwPlatformWindowVisible(_GLFWwindow* window);
int _glfwPlatformWindowMaximized(_GLFWwindow* window);
int _glfwPlatformWindowHovered(_GLFWwindow* window);
int _glfwPlatformFramebufferTransparent(_GLFWwindow* window);
float _glfwPlatformGetWindowOpacity(_GLFWwindow* window);
void _glfwPlatformSetWindowResizable(_GLFWwindow* window, bool enabled);
void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, bool enabled);
void _glfwPlatformSetWindowFloating(_GLFWwindow* window, bool enabled);
void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, bool enabled);
void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity);
void _glfwPlatformUpdateIMEState(_GLFWwindow *w, const GLFWIMEUpdateEvent *ev);
void _glfwPlatformChangeCursorTheme(void);
void _glfwPlatformPollEvents(void);
void _glfwPlatformWaitEvents(void);
void _glfwPlatformWaitEventsTimeout(monotonic_t timeout);
void _glfwPlatformPostEmptyEvent(void);
EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs);
EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void);
EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window);
void _glfwPlatformGetRequiredInstanceExtensions(char** extensions);
int _glfwPlatformGetPhysicalDevicePresentationSupport(VkInstance instance,
VkPhysicalDevice device,
uint32_t queuefamily);
VkResult _glfwPlatformCreateWindowSurface(VkInstance instance,
_GLFWwindow* window,
const VkAllocationCallbacks* allocator,
VkSurfaceKHR* surface);
bool _glfwPlatformCreateTls(_GLFWtls* tls);
void _glfwPlatformDestroyTls(_GLFWtls* tls);
void* _glfwPlatformGetTls(_GLFWtls* tls);
void _glfwPlatformSetTls(_GLFWtls* tls, void* value);
bool _glfwPlatformCreateMutex(_GLFWmutex* mutex);
void _glfwPlatformDestroyMutex(_GLFWmutex* mutex);
void _glfwPlatformLockMutex(_GLFWmutex* mutex);
void _glfwPlatformUnlockMutex(_GLFWmutex* mutex);
//////////////////////////////////////////////////////////////////////////
////// GLFW event API //////
//////////////////////////////////////////////////////////////////////////
void _glfwInputWindowFocus(_GLFWwindow* window, bool focused);
void _glfwInputWindowOcclusion(_GLFWwindow* window, bool occluded);
void _glfwInputWindowPos(_GLFWwindow* window, int xpos, int ypos);
void _glfwInputWindowSize(_GLFWwindow* window, int width, int height);
void _glfwInputFramebufferSize(_GLFWwindow* window, int width, int height);
void _glfwInputWindowContentScale(_GLFWwindow* window,
float xscale, float yscale);
void _glfwInputWindowIconify(_GLFWwindow* window, bool iconified);
void _glfwInputWindowMaximize(_GLFWwindow* window, bool maximized);
void _glfwInputWindowDamage(_GLFWwindow* window);
void _glfwInputWindowCloseRequest(_GLFWwindow* window);
void _glfwInputWindowMonitor(_GLFWwindow* window, _GLFWmonitor* monitor);
void _glfwInputKeyboard(_GLFWwindow *window, GLFWkeyevent *ev);
void _glfwInputScroll(_GLFWwindow* window, double xoffset, double yoffset, int flags, int mods);
void _glfwInputMouseClick(_GLFWwindow* window, int button, int action, int mods);
void _glfwInputCursorPos(_GLFWwindow* window, double xpos, double ypos);
void _glfwInputCursorEnter(_GLFWwindow* window, bool entered);
int _glfwInputDrop(_GLFWwindow* window, const char *mime, const char *text, size_t sz);
void _glfwInputJoystick(_GLFWjoystick* js, int event);
void _glfwInputJoystickAxis(_GLFWjoystick* js, int axis, float value);
void _glfwInputJoystickButton(_GLFWjoystick* js, int button, char value);
void _glfwInputJoystickHat(_GLFWjoystick* js, int hat, char value);
void _glfwInputMonitor(_GLFWmonitor* monitor, int action, int placement);
void _glfwInputMonitorWindow(_GLFWmonitor* monitor, _GLFWwindow* window);
#if defined(__GNUC__) || defined(__clang__)
void _glfwInputError(int code, const char* format, ...)
__attribute__((format(printf, 2, 3)));
void _glfwDebug(const char* format, ...)
__attribute__((format(printf, 1, 2)));
#else
void _glfwInputError(int code, const char* format, ...);
void _glfwDebug(const char* format, ...);
#endif
#ifdef DEBUG_EVENT_LOOP
#define EVDBG(...) _glfwDebug(__VA_ARGS__)
#else
#define EVDBG(...)
#endif
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
bool _glfwStringInExtensionString(const char* string, const char* extensions);
bool _glfwRefreshContextAttribs(_GLFWwindow* window,
const _GLFWctxconfig* ctxconfig);
bool _glfwIsValidContextConfig(const _GLFWctxconfig* ctxconfig);
const GLFWvidmode* _glfwChooseVideoMode(_GLFWmonitor* monitor,
const GLFWvidmode* desired);
int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second);
_GLFWmonitor* _glfwAllocMonitor(const char* name, int widthMM, int heightMM);
void _glfwFreeMonitor(_GLFWmonitor* monitor);
void _glfwAllocGammaArrays(GLFWgammaramp* ramp, unsigned int size);
void _glfwFreeGammaArrays(GLFWgammaramp* ramp);
void _glfwSplitBPP(int bpp, int* red, int* green, int* blue);
_GLFWjoystick* _glfwAllocJoystick(const char* name,
const char* guid,
int axisCount,
int buttonCount,
int hatCount);
void _glfwFreeJoystick(_GLFWjoystick* js);
const char* _glfwGetKeyName(int key);
void _glfwCenterCursorInContentArea(_GLFWwindow* window);
bool _glfwInitVulkan(int mode);
void _glfwTerminateVulkan(void);
const char* _glfwGetVulkanResultString(VkResult result);
_GLFWwindow* _glfwFocusedWindow(void);
_GLFWwindow* _glfwWindowForId(GLFWid id);
void _glfwPlatformRunMainLoop(GLFWtickcallback, void*);
void _glfwPlatformStopMainLoop(void);
unsigned long long _glfwPlatformAddTimer(monotonic_t interval, bool repeats, GLFWuserdatafun callback, void *callback_data, GLFWuserdatafun free_callback);
void _glfwPlatformUpdateTimer(unsigned long long timer_id, monotonic_t interval, bool enabled);
void _glfwPlatformRemoveTimer(unsigned long long timer_id);
char* _glfw_strdup(const char* source);
void _glfw_free_clipboard_data(_GLFWClipboardData *cd);