glfw/src/internal.h
Camilla Löwy bcb8558189 Remove EGL and OSMesa struct member macros
Now that the EGL and OSMesa structs can be used safely by any platform,
the member macros serve no purpose.
2020-06-24 00:50:49 +02:00

789 lines
27 KiB
C

//========================================================================
// 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
#if defined(_GLFW_USE_CONFIG_H)
#include "glfw_config.h"
#endif
#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 "../include/GLFW/glfw3.h"
#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 int GLFWbool;
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"
// 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) \
{ \
void* t; \
t = x; \
x = y; \
y = t; \
}
// 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
{
GLFWbool hatButtons;
struct {
GLFWbool menubar;
GLFWbool 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;
GLFWbool resizable;
GLFWbool visible;
GLFWbool decorated;
GLFWbool focused;
GLFWbool autoIconify;
GLFWbool floating;
GLFWbool maximized;
GLFWbool centerCursor;
GLFWbool focusOnShow;
GLFWbool scaleToMonitor;
struct {
GLFWbool retina;
char frameName[256];
} ns;
struct {
char className[256];
char instanceName[256];
} x11;
struct {
GLFWbool keymenu;
} win32;
};
// 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;
GLFWbool forward;
GLFWbool debug;
GLFWbool noerror;
int profile;
int robustness;
int release;
_GLFWwindow* share;
struct {
GLFWbool 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;
GLFWbool stereo;
int samples;
GLFWbool sRGB;
GLFWbool doublebuffer;
GLFWbool transparent;
uintptr_t handle;
};
// Context structure
//
struct _GLFWcontext
{
int client;
int source;
int major, minor, revision;
GLFWbool 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
GLFWbool resizable;
GLFWbool decorated;
GLFWbool autoIconify;
GLFWbool floating;
GLFWbool focusOnShow;
GLFWbool shouldClose;
void* userPointer;
GLFWvidmode videoMode;
_GLFWmonitor* monitor;
_GLFWcursor* cursor;
int minwidth, minheight;
int maxwidth, maxheight;
int numer, denom;
GLFWbool stickyKeys;
GLFWbool stickyMouseButtons;
GLFWbool lockKeyMods;
int cursorMode;
char mouseButtons[GLFW_MOUSE_BUTTON_LAST + 1];
char keys[GLFW_KEY_LAST + 1];
// Virtual cursor position when cursor is disabled
double virtualCursorPosX, virtualCursorPosY;
GLFWbool rawMouseMotion;
_GLFWcontext context;
struct {
GLFWwindowposfun pos;
GLFWwindowsizefun size;
GLFWwindowclosefun close;
GLFWwindowrefreshfun refresh;
GLFWwindowfocusfun focus;
GLFWwindowiconifyfun iconify;
GLFWwindowmaximizefun maximize;
GLFWframebuffersizefun fbsize;
GLFWwindowcontentscalefun scale;
GLFWmousebuttonfun mouseButton;
GLFWcursorposfun cursorPos;
GLFWcursorenterfun cursorEnter;
GLFWscrollfun scroll;
GLFWkeyfun key;
GLFWcharfun character;
GLFWcharmodsfun charmods;
GLFWdropfun drop;
} 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
{
GLFWbool 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;
};
// Library global data
//
struct _GLFWlibrary
{
GLFWbool initialized;
struct {
_GLFWinitconfig init;
_GLFWfbconfig framebuffer;
_GLFWwndconfig window;
_GLFWctxconfig context;
int refreshRate;
} hints;
_GLFWerror* errorListHead;
_GLFWcursor* cursorListHead;
_GLFWwindow* windowListHead;
_GLFWmonitor** monitors;
int monitorCount;
_GLFWjoystick joysticks[GLFW_JOYSTICK_LAST + 1];
_GLFWmapping* mappings;
int mappingCount;
_GLFWtls errorSlot;
_GLFWtls contextSlot;
_GLFWmutex errorLock;
struct {
uint64_t offset;
// This is defined in the platform's time.h
_GLFW_PLATFORM_LIBRARY_TIMER_STATE;
} timer;
struct {
GLFWbool available;
void* handle;
char* extensions[2];
#if !defined(_GLFW_VULKAN_STATIC)
PFN_vkEnumerateInstanceExtensionProperties EnumerateInstanceExtensionProperties;
PFN_vkGetInstanceProcAddr GetInstanceProcAddr;
#endif
GLFWbool KHR_surface;
#if defined(_GLFW_WIN32)
GLFWbool KHR_win32_surface;
#elif defined(_GLFW_COCOA)
GLFWbool MVK_macos_surface;
GLFWbool EXT_metal_surface;
#elif defined(_GLFW_X11)
GLFWbool KHR_xlib_surface;
GLFWbool KHR_xcb_surface;
#elif defined(_GLFW_WAYLAND)
GLFWbool KHR_wayland_surface;
#endif
} vk;
struct {
GLFWmonitorfun monitor;
GLFWjoystickfun joystick;
} 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, GLFWbool enabled);
GLFWbool _glfwPlatformRawMouseMotionSupported(void);
int _glfwPlatformCreateCursor(_GLFWcursor* cursor,
const GLFWimage* image, int xhot, int yhot);
int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape);
void _glfwPlatformDestroyCursor(_GLFWcursor* cursor);
void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor);
const char* _glfwPlatformGetScancodeName(int scancode);
int _glfwPlatformGetKeyScancode(int 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);
GLFWbool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp);
void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor, const GLFWgammaramp* ramp);
void _glfwPlatformSetClipboardString(const char* string);
const char* _glfwPlatformGetClipboardString(void);
int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode);
void _glfwPlatformUpdateGamepadGUID(char* guid);
uint64_t _glfwPlatformGetTimerValue(void);
uint64_t _glfwPlatformGetTimerFrequency(void);
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 _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height);
void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
int* left, int* top,
int* right, int* bottom);
void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,
float* xscale, float* yscale);
void _glfwPlatformIconifyWindow(_GLFWwindow* window);
void _glfwPlatformRestoreWindow(_GLFWwindow* window);
void _glfwPlatformMaximizeWindow(_GLFWwindow* window);
void _glfwPlatformShowWindow(_GLFWwindow* window);
void _glfwPlatformHideWindow(_GLFWwindow* window);
void _glfwPlatformRequestWindowAttention(_GLFWwindow* window);
void _glfwPlatformFocusWindow(_GLFWwindow* window);
void _glfwPlatformSetWindowMonitor(_GLFWwindow* window, _GLFWmonitor* monitor,
int xpos, int ypos, int width, int height,
int refreshRate);
int _glfwPlatformWindowFocused(_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, GLFWbool enabled);
void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled);
void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled);
void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity);
void _glfwPlatformPollEvents(void);
void _glfwPlatformWaitEvents(void);
void _glfwPlatformWaitEventsTimeout(double timeout);
void _glfwPlatformPostEmptyEvent(void);
EGLenum _glfwPlatformGetEGLPlatform(void);
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);
GLFWbool _glfwPlatformCreateTls(_GLFWtls* tls);
void _glfwPlatformDestroyTls(_GLFWtls* tls);
void* _glfwPlatformGetTls(_GLFWtls* tls);
void _glfwPlatformSetTls(_GLFWtls* tls, void* value);
GLFWbool _glfwPlatformCreateMutex(_GLFWmutex* mutex);
void _glfwPlatformDestroyMutex(_GLFWmutex* mutex);
void _glfwPlatformLockMutex(_GLFWmutex* mutex);
void _glfwPlatformUnlockMutex(_GLFWmutex* mutex);
//////////////////////////////////////////////////////////////////////////
////// GLFW event API //////
//////////////////////////////////////////////////////////////////////////
void _glfwInputWindowFocus(_GLFWwindow* window, GLFWbool focused);
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, GLFWbool iconified);
void _glfwInputWindowMaximize(_GLFWwindow* window, GLFWbool maximized);
void _glfwInputWindowDamage(_GLFWwindow* window);
void _glfwInputWindowCloseRequest(_GLFWwindow* window);
void _glfwInputWindowMonitor(_GLFWwindow* window, _GLFWmonitor* monitor);
void _glfwInputKey(_GLFWwindow* window,
int key, int scancode, int action, int mods);
void _glfwInputChar(_GLFWwindow* window,
unsigned int codepoint, int mods, GLFWbool plain);
void _glfwInputScroll(_GLFWwindow* window, double xoffset, double yoffset);
void _glfwInputMouseClick(_GLFWwindow* window, int button, int action, int mods);
void _glfwInputCursorPos(_GLFWwindow* window, double xpos, double ypos);
void _glfwInputCursorEnter(_GLFWwindow* window, GLFWbool entered);
void _glfwInputDrop(_GLFWwindow* window, int count, const char** names);
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__)
void _glfwInputError(int code, const char* format, ...)
__attribute__((format(printf, 2, 3)));
#else
void _glfwInputError(int code, const char* format, ...);
#endif
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
GLFWbool _glfwStringInExtensionString(const char* string, const char* extensions);
const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
const _GLFWfbconfig* alternatives,
unsigned int count);
GLFWbool _glfwRefreshContextAttribs(_GLFWwindow* window,
const _GLFWctxconfig* ctxconfig);
GLFWbool _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);
void _glfwCenterCursorInContentArea(_GLFWwindow* window);
GLFWbool _glfwInitVulkan(int mode);
void _glfwTerminateVulkan(void);
const char* _glfwGetVulkanResultString(VkResult result);
char* _glfw_strdup(const char* source);
float _glfw_fminf(float a, float b);
float _glfw_fmaxf(float a, float b);