mirror of
https://github.com/gwm17/glfw.git
synced 2024-11-23 02:38:52 -05:00
Started adding documentation for internal APIs.
This commit is contained in:
parent
d1132cb3d1
commit
3817771a40
10
src/init.c
10
src/init.c
|
@ -37,16 +37,10 @@
|
|||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Flag indicating whether GLFW has been successfully initialized
|
||||
// Global state shared between compilation units of GLFW
|
||||
// These are documented in internal.h
|
||||
//------------------------------------------------------------------------
|
||||
GLboolean _glfwInitialized = GL_FALSE;
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// All shared and API-specific global data protected by _glfwInitialized
|
||||
// This should only be touched after a call to glfwInit that has not been
|
||||
// followed by a call to glfwTerminate
|
||||
//------------------------------------------------------------------------
|
||||
_GLFWlibrary _glfw;
|
||||
|
||||
|
||||
|
|
454
src/internal.h
454
src/internal.h
|
@ -32,6 +32,33 @@
|
|||
#define _internal_h_
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Doxygen group definitions
|
||||
//========================================================================
|
||||
|
||||
/*! @defgroup platform Platform API
|
||||
* @brief The API 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 API
|
||||
* @brief The API 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.
|
||||
*
|
||||
* These functions are shared code and may be used by any part of GLFW
|
||||
* Each platform may add its own utility functions, but those may only be
|
||||
* called by the platform-specific code
|
||||
*/
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Input handling definitions
|
||||
//========================================================================
|
||||
|
@ -52,11 +79,6 @@ typedef struct _GLFWlibrary _GLFWlibrary;
|
|||
typedef struct _GLFWmonitor _GLFWmonitor;
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Platform specific definitions goes in platform.h (which also includes
|
||||
// glfw.h)
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
#include "config.h"
|
||||
|
||||
// Disable the inclusion of the platform glext.h by gl.h to allow proper
|
||||
|
@ -81,12 +103,15 @@ typedef struct _GLFWmonitor _GLFWmonitor;
|
|||
#endif
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Window hints, set by glfwWindowHint and consumed by glfwCreateWindow
|
||||
// A bucket of semi-random stuff lumped together for historical reasons
|
||||
// This is used only by the platform independent code and only to store
|
||||
// parameters passed to us by glfwWindowHint
|
||||
//------------------------------------------------------------------------
|
||||
//========================================================================
|
||||
// Internal type definitions
|
||||
//========================================================================
|
||||
|
||||
/*! @brief Window, framebuffer and context hints.
|
||||
*
|
||||
* It is used only by shared code and only to store parameters passed to us by
|
||||
* @ref glfwWindowHint for use by @ref glfwCreateWindow.
|
||||
*/
|
||||
struct _GLFWhints
|
||||
{
|
||||
int redBits;
|
||||
|
@ -117,12 +142,12 @@ struct _GLFWhints
|
|||
};
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Parameters relating to the creation of the context and window but not
|
||||
// directly related to the properties of the framebuffer
|
||||
// This is used to pass window and context creation parameters from the
|
||||
// platform independent code to the platform specific code
|
||||
//------------------------------------------------------------------------
|
||||
/*! @brief Window and context configuration.
|
||||
*
|
||||
* Parameters relating to the creation of the context and window but not
|
||||
* directly related to the framebuffer. This is used to pass window and
|
||||
* context creation parameters from shared code to the platform API.
|
||||
*/
|
||||
struct _GLFWwndconfig
|
||||
{
|
||||
const char* title;
|
||||
|
@ -142,13 +167,14 @@ struct _GLFWwndconfig
|
|||
};
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Framebuffer configuration descriptor, i.e. buffers and their sizes
|
||||
// Also a platform specific ID used to map back to the actual backend APIs
|
||||
// This is used to pass framebuffer parameters from the platform independent
|
||||
// code to the platform specific code, and also to enumerate and select
|
||||
// available framebuffer configurations
|
||||
//------------------------------------------------------------------------
|
||||
/*! @brief Framebuffer configuration.
|
||||
*
|
||||
* This describes buffers and their sizes. It also contains
|
||||
* a platform-specific ID used to map back to the backend API's 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;
|
||||
|
@ -169,9 +195,8 @@ struct _GLFWfbconfig
|
|||
};
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Window structure
|
||||
//------------------------------------------------------------------------
|
||||
/*! @brief Window and context structure.
|
||||
*/
|
||||
struct _GLFWwindow
|
||||
{
|
||||
struct _GLFWwindow* next;
|
||||
|
@ -216,15 +241,15 @@ struct _GLFWwindow
|
|||
GLFWkeyfun keyCallback;
|
||||
GLFWcharfun charCallback;
|
||||
|
||||
// These are defined in the current port's platform.h
|
||||
// This is defined in the window API's platform.h
|
||||
_GLFW_PLATFORM_WINDOW_STATE;
|
||||
// This is defined in the context API's platform.h
|
||||
_GLFW_PLATFORM_CONTEXT_STATE;
|
||||
};
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Display structure
|
||||
//------------------------------------------------------------------------
|
||||
/*! @brief Monitor structure.
|
||||
*/
|
||||
struct _GLFWmonitor
|
||||
{
|
||||
char* name;
|
||||
|
@ -241,13 +266,13 @@ struct _GLFWmonitor
|
|||
GLFWvidmode* modes;
|
||||
int modeCount;
|
||||
|
||||
// These are defined in the current port's platform.h
|
||||
// This is defined in the window API's platform.h
|
||||
_GLFW_PLATFORM_MONITOR_STATE;
|
||||
};
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Library global data
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
/*! @brief Library global data.
|
||||
*/
|
||||
struct _GLFWlibrary
|
||||
{
|
||||
_GLFWhints hints;
|
||||
|
@ -264,145 +289,432 @@ struct _GLFWlibrary
|
|||
int originalRampSize;
|
||||
GLboolean rampChanged;
|
||||
|
||||
// This is defined in the current port's platform.h
|
||||
// This is defined in the window API's platform.h
|
||||
_GLFW_PLATFORM_LIBRARY_WINDOW_STATE;
|
||||
// This is defined in the context API's platform.h
|
||||
_GLFW_PLATFORM_LIBRARY_OPENGL_STATE;
|
||||
};
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
//========================================================================
|
||||
// Global state shared between compilation units of GLFW
|
||||
// These are exported from and documented in init.c
|
||||
//------------------------------------------------------------------------
|
||||
//========================================================================
|
||||
|
||||
/*! @brief Flag indicating whether GLFW has been successfully initialized.
|
||||
*/
|
||||
extern GLboolean _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;
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Prototypes for the platform API
|
||||
// This 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
|
||||
// Platform API functions
|
||||
//========================================================================
|
||||
|
||||
// Platform init and version
|
||||
/*! @brief Initializes the platform-specific part of the library.
|
||||
* @return @c GL_TRUE if successful, or @c GL_FALSE if an error occurred.
|
||||
* @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformInit(void);
|
||||
|
||||
/*! @brief Terminates the platform-specific part of the library.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformTerminate(void);
|
||||
|
||||
/*! @brief Returns a string describing the compile-time configuration of the
|
||||
* platform-specific part of the library.
|
||||
* @return The version string.
|
||||
* @ingroup platform
|
||||
*
|
||||
* The format of the string is as follows:
|
||||
* @arg The name of the window system API used
|
||||
* @arg The name of the context creation API used
|
||||
* @arg Any additional options or APIs
|
||||
*
|
||||
* @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);
|
||||
|
||||
// Input mode support
|
||||
/*! @brief Sets the position of the system cursor.
|
||||
* @param[in] window The window whose client area the specified posiiton is
|
||||
* relative to.
|
||||
* @param[in] x The new x-coordinate of the cursor, relative to the left edge
|
||||
* of the client area of the window.
|
||||
* @param[in] y The new y-coordinate of the cursor, relative to the top edge
|
||||
* of the client area of the window.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetCursorPos(_GLFWwindow* window, int x, int y);
|
||||
|
||||
/*! @brief Sets up the specified cursor mode for the specified window.
|
||||
* @param[in] window The window whose cursor mode to change.
|
||||
* @param[in] mode The desired cursor mode.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode);
|
||||
|
||||
// Monitor support
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
_GLFWmonitor** _glfwPlatformGetMonitors(int* count);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformDestroyMonitor(_GLFWmonitor* monitor);
|
||||
|
||||
// Video mode support
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode);
|
||||
|
||||
// Gamma ramp support
|
||||
/*! @brief Returns the current system gamma ramp.
|
||||
* @param[out] ramp The current system gamma ramp.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformGetGammaRamp(GLFWgammaramp* ramp);
|
||||
|
||||
/*! @brief Sets the system gamma ramp.
|
||||
* @param[in] ramp The desired system gamma ramp.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetGammaRamp(const GLFWgammaramp* ramp);
|
||||
|
||||
// Clipboard support
|
||||
/*! @brief Sets the system clipboard to the specified string.
|
||||
* @param[in] window The window who will own the system clipboard contents, on
|
||||
* systems where this is necessary.
|
||||
* @param[in] string The UTF-8 encoded string to use.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string);
|
||||
|
||||
/*! @brief Returns the string in the system clipboard.
|
||||
* @param[in] window The window who will request the system clipboard contents,
|
||||
* on systems where this is necessary.
|
||||
* @return The UTF-8 encoded contents, or @c NULL if the system clipboard did
|
||||
* not contain a string.
|
||||
* @ingroup platform
|
||||
*
|
||||
* @note The returned string must be valid until the next call to @ref
|
||||
* _glfwPlatformGetClipboardString or @ref _glfwPlatformSetClipboardString.
|
||||
*/
|
||||
const char* _glfwPlatformGetClipboardString(_GLFWwindow* window);
|
||||
|
||||
// Joystick input
|
||||
/*! @brief Returns the value of the specified joystick property.
|
||||
* @param[in] joy The joystick to use.
|
||||
* @param[in] param The property whose value to return.
|
||||
* @return The value of the specified property, or zero if an error occurred.
|
||||
* @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformGetJoystickParam(int joy, int param);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformGetJoystickAxes(int joy, float* axes, int numaxes);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformGetJoystickButtons(int joy, unsigned char* buttons, int numbuttons);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
const char* _glfwPlatformGetJoystickName(int joy);
|
||||
|
||||
// Time input
|
||||
/*! @brief Returns the current value of the timer.
|
||||
* @return The value, in seconds, of the timer.
|
||||
* @ingroup platform
|
||||
*/
|
||||
double _glfwPlatformGetTime(void);
|
||||
|
||||
/*! @brief Sets the value of the timer.
|
||||
* @param[in] time The new value, in seconds, of the timer.
|
||||
* @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetTime(double time);
|
||||
|
||||
// Window management
|
||||
int _glfwPlatformCreateWindow(_GLFWwindow* window, const _GLFWwndconfig* wndconfig, const _GLFWfbconfig* fbconfig);
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformCreateWindow(_GLFWwindow* window,
|
||||
const _GLFWwndconfig* wndconfig,
|
||||
const _GLFWfbconfig* fbconfig);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformDestroyWindow(_GLFWwindow* window);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformIconifyWindow(_GLFWwindow* window);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformRestoreWindow(_GLFWwindow* window);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformShowWindow(_GLFWwindow* window);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformHideWindow(_GLFWwindow* window);
|
||||
|
||||
// Event processing
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformPollEvents(void);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformWaitEvents(void);
|
||||
|
||||
// OpenGL context management
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformMakeContextCurrent(_GLFWwindow* window);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
_GLFWwindow* _glfwPlatformGetCurrentContext(void);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSwapBuffers(_GLFWwindow* window);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
void _glfwPlatformSwapInterval(int interval);
|
||||
int _glfwPlatformExtensionSupported(const char* extension);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformExtensionSupported(const char* extension);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
GLFWglproc _glfwPlatformGetProcAddress(const char* procname);
|
||||
|
||||
/*! @ingroup platform
|
||||
*/
|
||||
int _glfwPlatformExtensionSupported(const char* extension);
|
||||
|
||||
/*! @brief Returns the address of the specified client API function.
|
||||
* @param[in] procname The name of the desired function.
|
||||
* @return The address of the function, or @c NULL if it is not available.
|
||||
* @ingroup platform
|
||||
*/
|
||||
GLFWglproc _glfwPlatformGetProcAddress(const char* procname);
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Prototypes for the event API
|
||||
// This 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,
|
||||
// instead of directly calling callbacks or modifying shared state
|
||||
// Event API functions
|
||||
//========================================================================
|
||||
|
||||
// Window event notification (window.c)
|
||||
/*! @brief Notifies shared code of a window focus event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] focused @c GL_TRUE if the window received focus, or @c GL_FALSE
|
||||
* if it lost focus.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputWindowFocus(_GLFWwindow* window, GLboolean focused);
|
||||
|
||||
/*! @brief Notifies shared code of a window movement event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] x The new x-coordinate of the client area of the window.
|
||||
* @param[in] x The new y-coordinate of the client area of the window.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputWindowPos(_GLFWwindow* window, int x, int y);
|
||||
|
||||
/*! @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 window iconification event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] iconified @c GL_TRUE if the window was iconified, or @c GL_FALSE
|
||||
* if it was restored.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputWindowIconify(_GLFWwindow* window, int iconified);
|
||||
|
||||
/*! @brief Notifies shared code of a window show/hide event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] visible @c GL_TRUE if the window was shown, or @c GL_FALSE if it
|
||||
* was hidden.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputWindowVisibility(_GLFWwindow* window, int visible);
|
||||
|
||||
/*! @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);
|
||||
|
||||
// Input event notification (input.c)
|
||||
/*! @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] action @ref GLFW_PRESS or @ref GLFW_RELEASE.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputKey(_GLFWwindow* window, int key, int action);
|
||||
|
||||
/*! @brief Notifies shared code of a Unicode character input event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] character The Unicode code point of the input character.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputChar(_GLFWwindow* window, int character);
|
||||
|
||||
/*! @brief Notifies shared code of a scroll event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] x The scroll offset along the x-axis.
|
||||
* @param[in] y The scroll offset along the y-axis.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputScroll(_GLFWwindow* window, double x, double y);
|
||||
|
||||
/*! @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);
|
||||
|
||||
/*! @brief Notifies shared code of a cursor motion event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] x The new x-coordinate of the cursor, relative to the left edge
|
||||
* of the client area of the window.
|
||||
* @param[in] y The new y-coordinate of the cursor, relative to the top edge
|
||||
* of the client area of the window.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputCursorMotion(_GLFWwindow* window, int x, int y);
|
||||
|
||||
/*! @brief Notifies shared code of a cursor enter/leave event.
|
||||
* @param[in] window The window that received the event.
|
||||
* @param[in] entered @c GL_TRUE if the cursor entered the client area of the
|
||||
* window, or @c GL_FALSE if it left it.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputCursorEnter(_GLFWwindow* window, int entered);
|
||||
|
||||
// Monitor event notification (monitor.c)
|
||||
/*! @ingroup event
|
||||
*/
|
||||
void _glfwInputMonitorChange(void);
|
||||
|
||||
// Error event notification (init.c)
|
||||
/*! @brief Notifies shared code of an error.
|
||||
* @param[in] error The error code most suitable for the error.
|
||||
* @param[in] format The @c printf style format string of the error
|
||||
* description.
|
||||
* @ingroup event
|
||||
*/
|
||||
void _glfwInputError(int error, const char* format, ...);
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Prototypes for internal utility functions
|
||||
// These functions are shared code and may be used by any part of GLFW
|
||||
// Each platform may add its own utility functions, but those may only be
|
||||
// called by the platform-specific code
|
||||
// Utility functions
|
||||
//========================================================================
|
||||
|
||||
// Fullscren management (fullscreen.c)
|
||||
/*! @ingroup utility
|
||||
*/
|
||||
const GLFWvidmode* _glfwChooseVideoMode(const GLFWvidmode* desired,
|
||||
const GLFWvidmode* alternatives,
|
||||
unsigned int count);
|
||||
|
||||
/*! @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);
|
||||
|
||||
// OpenGL context helpers (opengl.c)
|
||||
/*! @brief Searches an extension string for the specified extension.
|
||||
* @param[in] string The extension string to search.
|
||||
* @param[in] extension The extension to search for.
|
||||
* @return @c GL_TRUE if the extension was found, or @c GL_FALSE otherwise.
|
||||
* @ingroup utility
|
||||
*/
|
||||
int _glfwStringInExtensionString(const char* string, const GLubyte* 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 Checks and reads back properties from the current context.
|
||||
* @return @c GL_TRUE if successful, or @c GL_FALSE if the context is unusable.
|
||||
* @ingroup utility
|
||||
*/
|
||||
GLboolean _glfwRefreshContextParams(void);
|
||||
|
||||
/*! @brief Checks whether the desired context properties are valid.
|
||||
* @param[in] wndconfig The context properties to check.
|
||||
* @return @c GL_TRUE if the context properties are valid, or @c GL_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.
|
||||
*/
|
||||
GLboolean _glfwIsValidContextConfig(_GLFWwndconfig* wndconfig);
|
||||
|
||||
/*! @brief Checks whether the current context fulfils the specified hard
|
||||
* constraints.
|
||||
* @param[in] wndconfig The desired context properties.
|
||||
* @return @c GL_TRUE if the context fulfils the hard constraints, or @c
|
||||
* GL_FALSE otherwise.
|
||||
* @ingroup utility
|
||||
*/
|
||||
GLboolean _glfwIsValidContext(_GLFWwndconfig* wndconfig);
|
||||
|
||||
// Monitor management (monitor.c)
|
||||
/*! @ingroup utility
|
||||
*/
|
||||
_GLFWmonitor* _glfwCreateMonitor(const char* name,
|
||||
GLboolean primary,
|
||||
int physicalWidth, int physicalHeight,
|
||||
int x, int y);
|
||||
|
||||
/*! @ingroup utility
|
||||
*/
|
||||
void _glfwDestroyMonitor(_GLFWmonitor* monitor);
|
||||
|
||||
/*! @ingroup utility
|
||||
*/
|
||||
void _glfwDestroyMonitors(void);
|
||||
|
||||
#endif // _internal_h_
|
||||
|
|
Loading…
Reference in New Issue
Block a user