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368fa9475d
glfw/src/internal.h
Jason Daly 368fa9475d Add headless OSMesa backend 
Allows creation and drawing to in-memory OpenGL contexts.

This backend does not provide input.

Related to #850.
2016-11-09 01:23:43 +01:00

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//========================================================================
// GLFW 3.3 - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2016 Camilla Berglund <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.
//
//========================================================================
#ifndef _glfw3_internal_h_
#define _glfw3_internal_h_
#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_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"
typedef int GLFWbool;
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 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_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_MIR_SURFACE_CREATE_INFO_KHR = 1000007000,
VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR = 1000009000,
VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK = 1000053000,
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_MIR)
#include "mir_platform.h"
#elif defined(_GLFW_OSMESA)
#include "osmesa_platform.h"
#else
#error "No supported window creation API selected"
#endif
//========================================================================
// Doxygen group definitions
//========================================================================
/*! @defgroup platform Platform interface
* @brief The interface implemented by the platform-specific code.
*
* The platform API is the interface exposed by the platform-specific code for
* each platform and is called by the shared code of the public API It mirrors
* the public API except it uses objects instead of handles.
*/
/*! @defgroup event Event interface
* @brief The interface used by the platform-specific code to report events.
*
* The event API is used by the platform-specific code to notify the shared
* code of events that can be translated into state changes and/or callback
* calls.
*/
/*! @defgroup utility Utility functions
* @brief Various utility functions for internal use.
*
* These functions are shared code and may be used by any part of GLFW
* Each platform may add its own utility functions, but those must only be
* called by the platform-specific code
*/
//========================================================================
// Helper macros
//========================================================================
// 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 (!_glfwInitialized) \
{ \
_glfwInputError(GLFW_NOT_INITIALIZED, NULL); \
return; \
}
#define _GLFW_REQUIRE_INIT_OR_RETURN(x) \
if (!_glfwInitialized) \
{ \
_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; \
}
//========================================================================
// Platform-independent structures
//========================================================================
/*! @brief 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;
};
/*! @brief 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;
};
/*! @brief 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;
uintptr_t handle;
};
/*! @brief 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
_GLFW_EGL_CONTEXT_STATE;
};
/*! @brief Window and context structure.
*/
struct _GLFWwindow
{
struct _GLFWwindow* next;
// Window settings and state
GLFWbool resizable;
GLFWbool decorated;
GLFWbool autoIconify;
GLFWbool floating;
GLFWbool closed;
void* userPointer;
GLFWvidmode videoMode;
_GLFWmonitor* monitor;
_GLFWcursor* cursor;
int minwidth, minheight;
int maxwidth, maxheight;
int numer, denom;
GLFWbool stickyKeys;
GLFWbool stickyMouseButtons;
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;
_GLFWcontext context;
struct {
GLFWwindowposfun pos;
GLFWwindowsizefun size;
GLFWwindowclosefun close;
GLFWwindowrefreshfun refresh;
GLFWwindowfocusfun focus;
GLFWwindowiconifyfun iconify;
GLFWwindowmaximizefun maximize;
GLFWframebuffersizefun fbsize;
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;
};
/*! @brief Monitor structure.
*/
struct _GLFWmonitor
{
char* name;
// 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;
};
/*! @brief Cursor structure
*/
struct _GLFWcursor
{
_GLFWcursor* next;
// This is defined in the window API's platform.h
_GLFW_PLATFORM_CURSOR_STATE;
};
/*! @brief Library global data.
*/
struct _GLFWlibrary
{
struct {
_GLFWfbconfig framebuffer;
_GLFWwndconfig window;
_GLFWctxconfig context;
int refreshRate;
} hints;
_GLFWcursor* cursorListHead;
_GLFWwindow* windowListHead;
_GLFWmonitor** monitors;
int monitorCount;
uint64_t timerOffset;
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;
#elif defined(_GLFW_X11)
GLFWbool KHR_xlib_surface;
GLFWbool KHR_xcb_surface;
#elif defined(_GLFW_WAYLAND)
GLFWbool KHR_wayland_surface;
#elif defined(_GLFW_MIR)
GLFWbool KHR_mir_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 time.h
_GLFW_PLATFORM_LIBRARY_TIME_STATE;
// This is defined in the platform's joystick.h
_GLFW_PLATFORM_LIBRARY_JOYSTICK_STATE;
// This is defined in the platform's tls.h
_GLFW_PLATFORM_LIBRARY_TLS_STATE;
// This is defined in egl_context.h
_GLFW_EGL_LIBRARY_CONTEXT_STATE;
};
//========================================================================
// Global state shared between compilation units of GLFW
//========================================================================
/*! @brief Flag indicating whether GLFW has been successfully initialized.
*/
extern GLFWbool _glfwInitialized;
/*! @brief All global data protected by @ref _glfwInitialized.
* This should only be touched after a call to @ref glfwInit that has not been
* followed by a call to @ref glfwTerminate.
*/
extern _GLFWlibrary _glfw;
//========================================================================
// Platform API functions
//========================================================================
/*! @brief Initializes the platform-specific part of the library.
* @return `GLFW_TRUE` if successful, or `GLFW_FALSE` if an error occurred.
* @ingroup platform
*/
int _glfwPlatformInit(void);
/*! @brief Terminates the platform-specific part of the library.
* @ingroup platform
*/
void _glfwPlatformTerminate(void);
/*! @copydoc glfwGetVersionString
* @ingroup platform
*
* @note The returned string must be available for the duration of the program.
*
* @note The returned string must not change for the duration of the program.
*/
const char* _glfwPlatformGetVersionString(void);
/*! @copydoc glfwGetCursorPos
* @ingroup platform
*/
void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos);
/*! @copydoc glfwSetCursorPos
* @ingroup platform
*/
void _glfwPlatformSetCursorPos(_GLFWwindow* window, double xpos, double ypos);
/*! @brief Sets the specified cursor mode of the specified window.
* @param[in] window The window whose cursor mode to set.
* @ingroup platform
*/
void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode);
/*! @copydoc glfwGetKeyName
* @ingroup platform
*/
const char* _glfwPlatformGetKeyName(int key, int scancode);
/*! @copydoc glfwGetKeyScancode
* @ingroup platform
*/
int _glfwPlatformGetKeyScancode(int key);
/*! @copydoc glfwGetMonitors
* @ingroup platform
*/
_GLFWmonitor** _glfwPlatformGetMonitors(int* count);
/*! @brief Checks whether two monitor objects represent the same monitor.
*
* @param[in] first The first monitor.
* @param[in] second The second monitor.
* @return @c GLFW_TRUE if the monitor objects represent the same monitor, or
* @c GLFW_FALSE otherwise.
* @ingroup platform
*/
GLFWbool _glfwPlatformIsSameMonitor(_GLFWmonitor* first, _GLFWmonitor* second);
/*! @copydoc glfwGetMonitorPos
* @ingroup platform
*/
void _glfwPlatformGetMonitorPos(_GLFWmonitor* monitor, int* xpos, int* ypos);
/*! @copydoc glfwGetVideoModes
* @ingroup platform
*/
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count);
/*! @ingroup platform
*/
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode);
/*! @copydoc glfwGetGammaRamp
* @ingroup platform
*/
void _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp);
/*! @copydoc glfwSetGammaRamp
* @ingroup platform
*/
void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor, const GLFWgammaramp* ramp);
/*! @copydoc glfwSetClipboardString
* @ingroup platform
*/
void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string);
/*! @copydoc glfwGetClipboardString
* @ingroup platform
*
* @note The returned string must be valid until the next call to @ref
* _glfwPlatformGetClipboardString or @ref _glfwPlatformSetClipboardString.
*/
const char* _glfwPlatformGetClipboardString(_GLFWwindow* window);
/*! @copydoc glfwJoystickPresent
* @ingroup platform
*/
int _glfwPlatformJoystickPresent(int jid);
/*! @copydoc glfwGetJoystickAxes
* @ingroup platform
*/
const float* _glfwPlatformGetJoystickAxes(int jid, int* count);
/*! @copydoc glfwGetJoystickButtons
* @ingroup platform
*/
const unsigned char* _glfwPlatformGetJoystickButtons(int jid, int* count);
/*! @copydoc glfwGetJoystickName
* @ingroup platform
*/
const char* _glfwPlatformGetJoystickName(int jid);
/*! @copydoc glfwGetTimerValue
* @ingroup platform
*/
uint64_t _glfwPlatformGetTimerValue(void);
/*! @copydoc glfwGetTimerFrequency
* @ingroup platform
*/
uint64_t _glfwPlatformGetTimerFrequency(void);
/*! @ingroup platform
*/
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig);
/*! @ingroup platform
*/
void _glfwPlatformDestroyWindow(_GLFWwindow* window);
/*! @copydoc glfwSetWindowTitle
* @ingroup platform
*/
void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title);
/*! @copydoc glfwSetWindowIcon
* @ingroup platform
*/
void _glfwPlatformSetWindowIcon(_GLFWwindow* window, int count, const GLFWimage* images);
/*! @copydoc glfwGetWindowPos
* @ingroup platform
*/
void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos);
/*! @copydoc glfwSetWindowPos
* @ingroup platform
*/
void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos);
/*! @copydoc glfwGetWindowSize
* @ingroup platform
*/
void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height);
/*! @copydoc glfwSetWindowSize
* @ingroup platform
*/
void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height);
/*! @copydoc glfwSetWindowSizeLimits
* @ingroup platform
*/
void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window, int minwidth, int minheight, int maxwidth, int maxheight);
/*! @copydoc glfwSetWindowAspectRatio
* @ingroup platform
*/
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window, int numer, int denom);
/*! @copydoc glfwGetFramebufferSize
* @ingroup platform
*/
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height);
/*! @copydoc glfwGetWindowFrameSize
* @ingroup platform
*/
void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window, int* left, int* top, int* right, int* bottom);
/*! @copydoc glfwIconifyWindow
* @ingroup platform
*/
void _glfwPlatformIconifyWindow(_GLFWwindow* window);
/*! @copydoc glfwRestoreWindow
* @ingroup platform
*/
void _glfwPlatformRestoreWindow(_GLFWwindow* window);
/*! @copydoc glfwMaximizeWindow
* @ingroup platform
*/
void _glfwPlatformMaximizeWindow(_GLFWwindow* window);
/*! @copydoc glfwShowWindow
* @ingroup platform
*/
void _glfwPlatformShowWindow(_GLFWwindow* window);
/*! @copydoc glfwHideWindow
* @ingroup platform
*/
void _glfwPlatformHideWindow(_GLFWwindow* window);
/*! @copydoc glfwFocusWindow
* @ingroup platform
*/
void _glfwPlatformFocusWindow(_GLFWwindow* window);
/*! @copydoc glfwSetWindowMonitor
* @ingroup platform
*/
void _glfwPlatformSetWindowMonitor(_GLFWwindow* window, _GLFWmonitor* monitor, int xpos, int ypos, int width, int height, int refreshRate);
/*! @brief Returns whether the window is focused.
* @ingroup platform
*/
int _glfwPlatformWindowFocused(_GLFWwindow* window);
/*! @brief Returns whether the window is iconified.
* @ingroup platform
*/
int _glfwPlatformWindowIconified(_GLFWwindow* window);
/*! @brief Returns whether the window is visible.
* @ingroup platform
*/
int _glfwPlatformWindowVisible(_GLFWwindow* window);
/*! @brief Returns whether the window is maximized.
* @ingroup platform
*/
int _glfwPlatformWindowMaximized(_GLFWwindow* window);
/*! @copydoc glfwPollEvents
* @ingroup platform
*/
void _glfwPlatformPollEvents(void);
/*! @copydoc glfwWaitEvents
* @ingroup platform
*/
void _glfwPlatformWaitEvents(void);
/*! @copydoc glfwWaitEventsTimeout
* @ingroup platform
*/
void _glfwPlatformWaitEventsTimeout(double timeout);
/*! @copydoc glfwPostEmptyEvent
* @ingroup platform
*/
void _glfwPlatformPostEmptyEvent(void);
/*! @ingroup platform
*/
void _glfwPlatformSetCurrentContext(_GLFWwindow* context);
/*! @copydoc glfwGetCurrentContext
* @ingroup platform
*/
_GLFWwindow* _glfwPlatformGetCurrentContext(void);
/*! @copydoc glfwCreateCursor
* @ingroup platform
*/
int _glfwPlatformCreateCursor(_GLFWcursor* cursor, const GLFWimage* image, int xhot, int yhot);
/*! @copydoc glfwCreateStandardCursor
* @ingroup platform
*/
int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape);
/*! @copydoc glfwDestroyCursor
* @ingroup platform
*/
void _glfwPlatformDestroyCursor(_GLFWcursor* cursor);
/*! @copydoc glfwSetCursor
* @ingroup platform
*/
void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor);
/*! @ingroup platform
*/
void _glfwPlatformGetRequiredInstanceExtensions(char** extensions);
/*! @ingroup platform
*/
int _glfwPlatformGetPhysicalDevicePresentationSupport(VkInstance instance, VkPhysicalDevice device, uint32_t queuefamily);
/*! @ingroup platform
*/
VkResult _glfwPlatformCreateWindowSurface(VkInstance instance, _GLFWwindow* window, const VkAllocationCallbacks* allocator, VkSurfaceKHR* surface);
//========================================================================
// Event API functions
//========================================================================
/*! @brief Notifies shared code of a window focus event.
* @param[in] window The window that received the event.
* @param[in] focused `GLFW_TRUE` if the window received focus, or `GLFW_FALSE`
* if it lost focus.
* @ingroup event
*/
void _glfwInputWindowFocus(_GLFWwindow* window, GLFWbool focused);
/*! @brief Notifies shared code of a window movement event.
* @param[in] window The window that received the event.
* @param[in] xpos The new x-coordinate of the client area of the window.
* @param[in] ypos The new y-coordinate of the client area of the window.
* @ingroup event
*/
void _glfwInputWindowPos(_GLFWwindow* window, int xpos, int ypos);
/*! @brief Notifies shared code of a window resize event.
* @param[in] window The window that received the event.
* @param[in] width The new width of the client area of the window.
* @param[in] height The new height of the client area of the window.
* @ingroup event
*/
void _glfwInputWindowSize(_GLFWwindow* window, int width, int height);
/*! @brief Notifies shared code of a framebuffer resize event.
* @param[in] window The window that received the event.
* @param[in] width The new width, in pixels, of the framebuffer.
* @param[in] height The new height, in pixels, of the framebuffer.
* @ingroup event
*/
void _glfwInputFramebufferSize(_GLFWwindow* window, int width, int height);
/*! @brief Notifies shared code of a window iconification event.
* @param[in] window The window that received the event.
* @param[in] iconified `GLFW_TRUE` if the window was iconified, or
* `GLFW_FALSE` if it was restored.
* @ingroup event
*/
void _glfwInputWindowIconify(_GLFWwindow* window, GLFWbool iconified);
/*! @brief Notifies shared code of a window maximization event.
* @param[in] window The window that received the event.
* @param[in] maximized `GLFW_TRUE` if the window was maximized, or
* `GLFW_FALSE` if it was restored.
* @ingroup event
*/
void _glfwInputWindowMaximize(_GLFWwindow* window, GLFWbool maximized);
/*! @brief Notifies shared code of a window damage event.
* @param[in] window The window that received the event.
*/
void _glfwInputWindowDamage(_GLFWwindow* window);
/*! @brief Notifies shared code of a window close request event
* @param[in] window The window that received the event.
* @ingroup event
*/
void _glfwInputWindowCloseRequest(_GLFWwindow* window);
void _glfwInputWindowMonitorChange(_GLFWwindow* window, _GLFWmonitor* monitor);
/*! @brief Notifies shared code of a physical key event.
* @param[in] window The window that received the event.
* @param[in] key The key that was pressed or released.
* @param[in] scancode The system-specific scan code of the key.
* @param[in] action @ref GLFW_PRESS or @ref GLFW_RELEASE.
* @param[in] mods The modifiers pressed when the event was generated.
* @ingroup event
*/
void _glfwInputKey(_GLFWwindow* window, int key, int scancode, int action, int mods);
/*! @brief Notifies shared code of a Unicode character input event.
* @param[in] window The window that received the event.
* @param[in] codepoint The Unicode code point of the input character.
* @param[in] mods Bit field describing which modifier keys were held down.
* @param[in] plain `GLFW_TRUE` if the character is regular text input, or
* `GLFW_FALSE` otherwise.
* @ingroup event
*/
void _glfwInputChar(_GLFWwindow* window, unsigned int codepoint, int mods, GLFWbool plain);
/*! @brief Notifies shared code of a scroll event.
* @param[in] window The window that received the event.
* @param[in] xoffset The scroll offset along the x-axis.
* @param[in] yoffset The scroll offset along the y-axis.
* @ingroup event
*/
void _glfwInputScroll(_GLFWwindow* window, double xoffset, double yoffset);
/*! @brief Notifies shared code of a mouse button click event.
* @param[in] window The window that received the event.
* @param[in] button The button that was pressed or released.
* @param[in] action @ref GLFW_PRESS or @ref GLFW_RELEASE.
* @ingroup event
*/
void _glfwInputMouseClick(_GLFWwindow* window, int button, int action, int mods);
/*! @brief Notifies shared code of a cursor motion event.
* @param[in] window The window that received the event.
* @param[in] xpos The new x-coordinate of the cursor, relative to the left
* edge of the client area of the window.
* @param[in] ypos The new y-coordinate of the cursor, relative to the top edge
* of the client area of the window.
* @ingroup event
*/
void _glfwInputCursorPos(_GLFWwindow* window, double xpos, double ypos);
/*! @brief Notifies shared code of a cursor enter/leave event.
* @param[in] window The window that received the event.
* @param[in] entered `GLFW_TRUE` if the cursor entered the client area of the
* window, or `GLFW_FALSE` if it left it.
* @ingroup event
*/
void _glfwInputCursorEnter(_GLFWwindow* window, GLFWbool entered);
/*! @ingroup event
*/
void _glfwInputMonitorChange(void);
/*! @ingroup event
*/
void _glfwInputMonitorWindowChange(_GLFWmonitor* monitor, _GLFWwindow* window);
/*! @brief Notifies shared code of an error.
* @param[in] error The error code most suitable for the error.
* @param[in] format The `printf` style format string of the error
* description.
* @ingroup event
*/
#if defined(__GNUC__)
void _glfwInputError(int error, const char* format, ...) __attribute__((format(printf, 2, 3)));
#else
void _glfwInputError(int error, const char* format, ...);
#endif
/*! @brief Notifies dropped object over window.
* @param[in] window The window that received the event.
* @param[in] count The number of dropped objects.
* @param[in] names The names of the dropped objects.
* @ingroup event
*/
void _glfwInputDrop(_GLFWwindow* window, int count, const char** names);
/*! @brief Notifies shared code of a joystick connection/disconnection event.
* @param[in] jid The joystick that was connected or disconnected.
* @param[in] event One of `GLFW_CONNECTED` or `GLFW_DISCONNECTED`.
* @ingroup event
*/
void _glfwInputJoystickChange(int jid, int event);
//========================================================================
// Utility functions
//========================================================================
/*! @ingroup utility
*/
const GLFWvidmode* _glfwChooseVideoMode(_GLFWmonitor* monitor,
const GLFWvidmode* desired);
/*! @brief Performs lexical comparison between two @ref GLFWvidmode structures.
* @ingroup utility
*/
int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second);
/*! @brief Splits a color depth into red, green and blue bit depths.
* @ingroup utility
*/
void _glfwSplitBPP(int bpp, int* red, int* green, int* blue);
/*! @brief Searches an extension string for the specified extension.
* @param[in] string The extension string to search.
* @param[in] extensions The extension to search for.
* @return `GLFW_TRUE` if the extension was found, or `GLFW_FALSE` otherwise.
* @ingroup utility
*/
GLFWbool _glfwStringInExtensionString(const char* string, const char* extensions);
/*! @brief Chooses the framebuffer config that best matches the desired one.
* @param[in] desired The desired framebuffer config.
* @param[in] alternatives The framebuffer configs supported by the system.
* @param[in] count The number of entries in the alternatives array.
* @return The framebuffer config most closely matching the desired one, or @c
* NULL if none fulfilled the hard constraints of the desired values.
* @ingroup utility
*/
const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
const _GLFWfbconfig* alternatives,
unsigned int count);
/*! @brief Retrieves the attributes of the current context.
* @param[in] ctxconfig The desired context attributes.
* @return `GLFW_TRUE` if successful, or `GLFW_FALSE` if the context is
* unusable.
* @ingroup utility
*/
GLFWbool _glfwRefreshContextAttribs(const _GLFWctxconfig* ctxconfig);
/*! @brief Checks whether the desired context attributes are valid.
* @param[in] ctxconfig The context attributes to check.
* @return `GLFW_TRUE` if the context attributes are valid, or `GLFW_FALSE`
* otherwise.
* @ingroup utility
*
* This function checks things like whether the specified client API version
* exists and whether all relevant options have supported and non-conflicting
* values.
*/
GLFWbool _glfwIsValidContextConfig(const _GLFWctxconfig* ctxconfig);
/*! @ingroup utility
*/
void _glfwAllocGammaArrays(GLFWgammaramp* ramp, unsigned int size);
/*! @ingroup utility
*/
void _glfwFreeGammaArrays(GLFWgammaramp* ramp);
/*! @brief Allocates and returns a monitor object with the specified name
* and dimensions.
* @param[in] name The name of the monitor.
* @param[in] widthMM The width, in mm, of the monitor's display area.
* @param[in] heightMM The height, in mm, of the monitor's display area.
* @return The newly created object.
* @ingroup utility
*/
_GLFWmonitor* _glfwAllocMonitor(const char* name, int widthMM, int heightMM);
/*! @brief Frees a monitor object and any data associated with it.
* @ingroup utility
*/
void _glfwFreeMonitor(_GLFWmonitor* monitor);
/*! @ingroup utility
*/
void _glfwFreeMonitors(_GLFWmonitor** monitors, int count);
/*! @ingroup utility
*/
GLFWbool _glfwIsPrintable(int key);
/*! @ingroup utility
*/
GLFWbool _glfwInitVulkan(int mode);
/*! @ingroup utility
*/
void _glfwTerminateVulkan(void);
/*! @ingroup utility
*/
const char* _glfwGetVulkanResultString(VkResult result);
#endif // _glfw3_internal_h_
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