static void updateWindowStyle(_GLFWwindow* window)
{
SetWindowLongPtr(window->win32.handle, GWL_EXSTYLE, getWindowExStyle(window));
SetWindowLongPtr(window->win32.handle, GWL_STYLE, getWindowStyle(window));
_glfwPlatformShowWindow(window);
}
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
int status;
if (!createWindow(window, wndconfig, ctxconfig, fbconfig))
return GL_FALSE;
status = _glfwAnalyzeContext(window, ctxconfig, fbconfig);
if (status == _GLFW_RECREATION_IMPOSSIBLE)
return GL_FALSE;
if (status == _GLFW_RECREATION_REQUIRED)
{
// Some window hints require us to re-create the context using WGL
// extensions retrieved through the current context, as we cannot check
// for WGL extensions or retrieve WGL entry points before we have a
// current context (actually until we have implicitly loaded the ICD)
// Yes, this is strange, and yes, this is the proper way on Win32
// As Windows only allows you to set the pixel format once for a
// window, we need to destroy the current window and create a new one
// to be able to use the new pixel format
// Technically, it may be possible to keep the old window around if
// we're just creating an OpenGL 3.0+ context with the same pixel
// format, but it's not worth the added code complexity
// First we clear the current context (the one we just created)
// This is usually done by glfwDestroyWindow, but as we're not doing
// full GLFW window destruction, it's duplicated here
_glfwPlatformMakeContextCurrent(NULL);
// Next destroy the Win32 window and WGL context (without resetting or
// destroying the GLFW window object)
destroyWindow(window);
// ...and then create them again, this time with better APIs
if (!createWindow(window, wndconfig, ctxconfig, fbconfig))
return GL_FALSE;
}
if (window->monitor)
{
_glfwPlatformShowWindow(window);
if (!enterFullscreenMode(window))
return GL_FALSE;
}
return GL_TRUE;
}
GLFWAPI void glfwShowWindow(GLFWwindow* handle)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
_GLFW_REQUIRE_INIT();
if (window->monitor)
return;
_glfwPlatformShowWindow(window);
}
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWfbconfig* fbconfig)
{
window->refreshRate = wndconfig->refreshRate;
if (!_glfwCreateContext(window, wndconfig, fbconfig))
return GL_FALSE;
if (!createWindow(window, wndconfig))
return GL_FALSE;
if (wndconfig->mode == GLFW_FULLSCREEN)
{
#if defined(_GLFW_HAS_XRANDR)
// Request screen change notifications
if (_glfwLibrary.X11.RandR.available)
{
XRRSelectInput(_glfwLibrary.X11.display,
window->X11.handle,
RRScreenChangeNotifyMask);
}
#endif /*_GLFW_HAS_XRANDR*/
_glfwPlatformShowWindow(window);
enterFullscreenMode(window);
}
// Retrieve and set initial cursor position
{
Window cursorWindow, cursorRoot;
int windowX, windowY, rootX, rootY;
unsigned int mask;
XQueryPointer(_glfwLibrary.X11.display,
window->X11.handle,
&cursorRoot,
&cursorWindow,
&rootX, &rootY,
&windowX, &windowY,
&mask);
// TODO: Probably check for some corner cases here.
window->cursorPosX = windowX;
window->cursorPosY = windowY;
}
return GL_TRUE;
}
GLFWAPI void glfwShowWindow(GLFWwindow* handle)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
if (!_glfwInitialized)
{
_glfwInputError(GLFW_NOT_INITIALIZED, NULL);
return;
}
if (window->monitor)
return;
_glfwPlatformShowWindow(window);
}
GLFWAPI void glfwShowWindow(GLFWwindow* handle)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
assert(window != NULL);
_GLFW_REQUIRE_INIT();
if (window->monitor)
return;
_glfwPlatformShowWindow(window);
if (window->focusOnShow)
_glfwPlatformFocusWindow(window);
}
GLFWAPI void glfwShowWindow(GLFWwindow handle)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
if (!_glfwInitialized)
{
_glfwSetError(GLFW_NOT_INITIALIZED, NULL);
return;
}
if (window->mode == GLFW_FULLSCREEN)
return;
_glfwPlatformShowWindow(window);
}
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWfbconfig* fbconfig)
{
if (!_glfwCreateContext(window, wndconfig, fbconfig))
return GL_FALSE;
if (!createWindow(window, wndconfig))
return GL_FALSE;
if (wndconfig->monitor)
{
_glfwPlatformShowWindow(window);
enterFullscreenMode(window);
}
return GL_TRUE;
}
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWfbconfig* fbconfig)
{
if (!_glfwCreateContext(window, wndconfig, fbconfig))
return GL_FALSE;
if (!createWindow(window, wndconfig))
return GL_FALSE;
if (wndconfig->monitor)
{
_glfwPlatformShowWindow(window);
enterFullscreenMode(window);
}
// Retrieve and set initial cursor position
{
Window cursorWindow, cursorRoot;
int windowX, windowY, rootX, rootY;
unsigned int mask;
XQueryPointer(_glfw.x11.display,
window->x11.handle,
&cursorRoot,
&cursorWindow,
&rootX, &rootY,
&windowX, &windowY,
&mask);
// TODO: Probably check for some corner cases here.
window->cursorPosX = windowX;
window->cursorPosY = windowY;
}
return GL_TRUE;
}
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
if (!createNativeWindow(window, wndconfig))
return GLFW_FALSE;
if (ctxconfig->client != GLFW_NO_API)
{
if (ctxconfig->source == GLFW_NATIVE_CONTEXT_API)
{
if (!_glfwInitWGL())
return GLFW_FALSE;
if (!_glfwCreateContextWGL(window, ctxconfig, fbconfig))
return GLFW_FALSE;
}
else
{
if (!_glfwInitEGL())
return GLFW_FALSE;
if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
return GLFW_FALSE;
}
}
if (window->monitor)
{
_glfwPlatformShowWindow(window);
_glfwPlatformFocusWindow(window);
if (!acquireMonitor(window))
return GLFW_FALSE;
centerCursor(window);
}
return GLFW_TRUE;
}
GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height,
const char* title,
GLFWmonitor* monitor,
GLFWwindow* share)
{
_GLFWfbconfig fbconfig;
_GLFWctxconfig ctxconfig;
_GLFWwndconfig wndconfig;
_GLFWwindow* window;
_GLFWwindow* previous;
assert(title != NULL);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (width <= 0 || height <= 0)
{
_glfwInputError(GLFW_INVALID_VALUE,
"Invalid window size %ix%i",
width, height);
return NULL;
}
fbconfig = _glfw.hints.framebuffer;
ctxconfig = _glfw.hints.context;
wndconfig = _glfw.hints.window;
wndconfig.width = width;
wndconfig.height = height;
wndconfig.title = title;
ctxconfig.share = (_GLFWwindow*) share;
if (ctxconfig.share)
{
if (ctxconfig.share->context.api == GLFW_NO_API)
{
_glfwInputError(GLFW_NO_WINDOW_CONTEXT, NULL);
return NULL;
}
}
if (!_glfwIsValidContextConfig(&ctxconfig))
return NULL;
window = calloc(1, sizeof(_GLFWwindow));
window->next = _glfw.windowListHead;
_glfw.windowListHead = window;
window->videoMode.width = width;
window->videoMode.height = height;
window->videoMode.redBits = fbconfig.redBits;
window->videoMode.greenBits = fbconfig.greenBits;
window->videoMode.blueBits = fbconfig.blueBits;
window->videoMode.refreshRate = _glfw.hints.refreshRate;
window->monitor = (_GLFWmonitor*) monitor;
window->resizable = wndconfig.resizable;
window->decorated = wndconfig.decorated;
window->autoIconify = wndconfig.autoIconify;
window->floating = wndconfig.floating;
window->cursorMode = GLFW_CURSOR_NORMAL;
window->minwidth = GLFW_DONT_CARE;
window->minheight = GLFW_DONT_CARE;
window->maxwidth = GLFW_DONT_CARE;
window->maxheight = GLFW_DONT_CARE;
window->numer = GLFW_DONT_CARE;
window->denom = GLFW_DONT_CARE;
// Save the currently current context so it can be restored later
previous = _glfwPlatformGetCurrentContext();
// Open the actual window and create its context
if (!_glfwPlatformCreateWindow(window, &wndconfig, &ctxconfig, &fbconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
if (ctxconfig.api != GLFW_NO_API)
{
_glfwPlatformMakeContextCurrent(window);
// Retrieve the actual (as opposed to requested) context attributes
if (!_glfwRefreshContextAttribs(&ctxconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
// Restore the previously current context (or NULL)
_glfwPlatformMakeContextCurrent(previous);
}
if (window->monitor)
{
int width, height;
_glfwPlatformGetWindowSize(window, &width, &height);
window->cursorPosX = width / 2;
window->cursorPosY = height / 2;
_glfwPlatformSetCursorPos(window, window->cursorPosX, window->cursorPosY);
}
else
{
if (wndconfig.visible)
{
_glfwPlatformShowWindow(window);
if (wndconfig.focused)
_glfwPlatformFocusWindow(window);
}
}
return (GLFWwindow*) window;
}
GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height,
const char* title,
GLFWmonitor* monitor,
GLFWwindow* share)
{
_GLFWfbconfig fbconfig;
_GLFWctxconfig ctxconfig;
_GLFWwndconfig wndconfig;
_GLFWwindow* window;
_GLFWwindow* previous;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (width <= 0 || height <= 0)
{
_glfwInputError(GLFW_INVALID_VALUE, "Invalid window size");
return NULL;
}
// Set up desired framebuffer config
fbconfig.redBits = _glfw.hints.redBits;
fbconfig.greenBits = _glfw.hints.greenBits;
fbconfig.blueBits = _glfw.hints.blueBits;
fbconfig.alphaBits = _glfw.hints.alphaBits;
fbconfig.depthBits = _glfw.hints.depthBits;
fbconfig.stencilBits = _glfw.hints.stencilBits;
fbconfig.accumRedBits = _glfw.hints.accumRedBits;
fbconfig.accumGreenBits = _glfw.hints.accumGreenBits;
fbconfig.accumBlueBits = _glfw.hints.accumBlueBits;
fbconfig.accumAlphaBits = _glfw.hints.accumAlphaBits;
fbconfig.auxBuffers = _glfw.hints.auxBuffers;
fbconfig.stereo = _glfw.hints.stereo ? GL_TRUE : GL_FALSE;
fbconfig.samples = _glfw.hints.samples;
fbconfig.sRGB = _glfw.hints.sRGB;
fbconfig.doublebuffer = _glfw.hints.doublebuffer ? GL_TRUE : GL_FALSE;
fbconfig.alphaMask = _glfw.hints.alphaMask ? GL_TRUE : GL_FALSE;
// Set up desired window config
wndconfig.width = width;
wndconfig.height = height;
wndconfig.title = title;
wndconfig.resizable = _glfw.hints.resizable ? GL_TRUE : GL_FALSE;
wndconfig.visible = _glfw.hints.visible ? GL_TRUE : GL_FALSE;
wndconfig.decorated = _glfw.hints.decorated ? GL_TRUE : GL_FALSE;
wndconfig.focused = _glfw.hints.focused ? GL_TRUE : GL_FALSE;
wndconfig.autoIconify = _glfw.hints.autoIconify ? GL_TRUE : GL_FALSE;
wndconfig.floating = _glfw.hints.floating ? GL_TRUE : GL_FALSE;
wndconfig.monitor = (_GLFWmonitor*) monitor;
wndconfig.alphaMask = _glfw.hints.alphaMask ? GL_TRUE : GL_FALSE;
// Set up desired context config
ctxconfig.api = _glfw.hints.api;
ctxconfig.major = _glfw.hints.major;
ctxconfig.minor = _glfw.hints.minor;
ctxconfig.forward = _glfw.hints.forward ? GL_TRUE : GL_FALSE;
ctxconfig.debug = _glfw.hints.debug ? GL_TRUE : GL_FALSE;
ctxconfig.profile = _glfw.hints.profile;
ctxconfig.robustness = _glfw.hints.robustness;
ctxconfig.release = _glfw.hints.release;
ctxconfig.share = (_GLFWwindow*) share;
// Check the OpenGL bits of the window config
if (!_glfwIsValidContextConfig(&ctxconfig))
return NULL;
window = calloc(1, sizeof(_GLFWwindow));
window->next = _glfw.windowListHead;
_glfw.windowListHead = window;
if (wndconfig.monitor)
{
wndconfig.resizable = GL_TRUE;
wndconfig.visible = GL_TRUE;
wndconfig.focused = GL_TRUE;
// Set up desired video mode
window->videoMode.width = width;
window->videoMode.height = height;
window->videoMode.redBits = _glfw.hints.redBits;
window->videoMode.greenBits = _glfw.hints.greenBits;
window->videoMode.blueBits = _glfw.hints.blueBits;
window->videoMode.refreshRate = _glfw.hints.refreshRate;
}
// Transfer window hints that are persistent settings and not
// just initial states
window->monitor = wndconfig.monitor;
window->resizable = wndconfig.resizable;
window->decorated = wndconfig.decorated;
window->autoIconify = wndconfig.autoIconify;
window->floating = wndconfig.floating;
window->transparent = wndconfig.alphaMask;
window->cursorMode = GLFW_CURSOR_NORMAL;
// Save the currently current context so it can be restored later
previous = _glfwPlatformGetCurrentContext();
// Open the actual window and create its context
if (!_glfwPlatformCreateWindow(window, &wndconfig, &ctxconfig, &fbconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
_glfwPlatformMakeContextCurrent(window);
// Retrieve the actual (as opposed to requested) context attributes
if (!_glfwRefreshContextAttribs(&ctxconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
// Verify the context against the requested parameters
if (!_glfwIsValidContext(&ctxconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
// Clearing the front buffer to black to avoid garbage pixels left over
// from previous uses of our bit of VRAM
glClear(GL_COLOR_BUFFER_BIT);
_glfwPlatformSwapBuffers(window);
// Restore the previously current context (or NULL)
_glfwPlatformMakeContextCurrent(previous);
if (wndconfig.monitor)
{
int width, height;
_glfwPlatformGetWindowSize(window, &width, &height);
window->cursorPosX = width / 2;
window->cursorPosY = height / 2;
_glfwPlatformSetCursorPos(window, window->cursorPosX, window->cursorPosY);
}
else
{
if (wndconfig.visible)
{
if (wndconfig.focused)
_glfwPlatformShowWindow(window);
else
_glfwPlatformUnhideWindow(window);
}
}
return (GLFWwindow*) window;
}
GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height,
const char* title,
GLFWmonitor* monitor,
GLFWwindow* share)
{
_GLFWfbconfig fbconfig;
_GLFWctxconfig ctxconfig;
_GLFWwndconfig wndconfig;
_GLFWwindow* window;
_GLFWwindow* previous;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (width <= 0 || height <= 0)
{
_glfwInputError(GLFW_INVALID_VALUE, "Invalid window size");
return NULL;
}
fbconfig = _glfw.hints.framebuffer;
ctxconfig = _glfw.hints.context;
wndconfig = _glfw.hints.window;
wndconfig.width = width;
wndconfig.height = height;
wndconfig.title = title;
wndconfig.monitor = (_GLFWmonitor*) monitor;
ctxconfig.share = (_GLFWwindow*) share;
if (wndconfig.monitor)
{
wndconfig.resizable = GLFW_TRUE;
wndconfig.visible = GLFW_TRUE;
wndconfig.focused = GLFW_TRUE;
}
// Check the OpenGL bits of the window config
if (!_glfwIsValidContextConfig(&ctxconfig))
return NULL;
window = calloc(1, sizeof(_GLFWwindow));
window->next = _glfw.windowListHead;
_glfw.windowListHead = window;
window->videoMode.width = width;
window->videoMode.height = height;
window->videoMode.redBits = fbconfig.redBits;
window->videoMode.greenBits = fbconfig.greenBits;
window->videoMode.blueBits = fbconfig.blueBits;
window->videoMode.refreshRate = _glfw.hints.refreshRate;
window->monitor = wndconfig.monitor;
window->resizable = wndconfig.resizable;
window->decorated = wndconfig.decorated;
window->autoIconify = wndconfig.autoIconify;
window->floating = wndconfig.floating;
window->cursorMode = GLFW_CURSOR_NORMAL;
// Save the currently current context so it can be restored later
previous = _glfwPlatformGetCurrentContext();
// Open the actual window and create its context
if (!_glfwPlatformCreateWindow(window, &wndconfig, &ctxconfig, &fbconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
_glfwPlatformMakeContextCurrent(window);
// Retrieve the actual (as opposed to requested) context attributes
if (!_glfwRefreshContextAttribs(&ctxconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
// Verify the context against the requested parameters
if (!_glfwIsValidContext(&ctxconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
_glfwPlatformMakeContextCurrent(previous);
return NULL;
}
// Clearing the front buffer to black to avoid garbage pixels left over
// from previous uses of our bit of VRAM
window->Clear(GL_COLOR_BUFFER_BIT);
_glfwPlatformSwapBuffers(window);
// Restore the previously current context (or NULL)
_glfwPlatformMakeContextCurrent(previous);
if (wndconfig.monitor)
{
int width, height;
_glfwPlatformGetWindowSize(window, &width, &height);
window->cursorPosX = width / 2;
window->cursorPosY = height / 2;
_glfwPlatformSetCursorPos(window, window->cursorPosX, window->cursorPosY);
}
else
{
if (wndconfig.visible)
{
if (wndconfig.focused)
_glfwPlatformShowWindow(window);
else
_glfwPlatformUnhideWindow(window);
}
}
return (GLFWwindow*) window;
}
GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height,
const char* title,
GLFWmonitor* monitor,
GLFWwindow* share)
{
_GLFWfbconfig fbconfig;
_GLFWctxconfig ctxconfig;
_GLFWwndconfig wndconfig;
_GLFWwindow* window;
assert(title != NULL);
assert(width >= 0);
assert(height >= 0);
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
if (width <= 0 || height <= 0)
{
_glfwInputError(GLFW_INVALID_VALUE,
"Invalid window size %ix%i",
width, height);
return NULL;
}
fbconfig = _glfw.hints.framebuffer;
ctxconfig = _glfw.hints.context;
wndconfig = _glfw.hints.window;
wndconfig.width = width;
wndconfig.height = height;
wndconfig.title = title;
ctxconfig.share = (_GLFWwindow*) share;
if (!_glfwIsValidContextConfig(&ctxconfig))
return NULL;
window = calloc(1, sizeof(_GLFWwindow));
window->next = _glfw.windowListHead;
_glfw.windowListHead = window;
window->videoMode.width = width;
window->videoMode.height = height;
window->videoMode.redBits = fbconfig.redBits;
window->videoMode.greenBits = fbconfig.greenBits;
window->videoMode.blueBits = fbconfig.blueBits;
window->videoMode.refreshRate = _glfw.hints.refreshRate;
window->monitor = (_GLFWmonitor*) monitor;
window->resizable = wndconfig.resizable;
window->decorated = wndconfig.decorated;
window->autoIconify = wndconfig.autoIconify;
window->floating = wndconfig.floating;
window->focusOnShow = wndconfig.focusOnShow;
window->cursorMode = GLFW_CURSOR_NORMAL;
window->minwidth = GLFW_DONT_CARE;
window->minheight = GLFW_DONT_CARE;
window->maxwidth = GLFW_DONT_CARE;
window->maxheight = GLFW_DONT_CARE;
window->numer = GLFW_DONT_CARE;
window->denom = GLFW_DONT_CARE;
// Open the actual window and create its context
if (!_glfwPlatformCreateWindow(window, &wndconfig, &ctxconfig, &fbconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
return NULL;
}
if (ctxconfig.client != GLFW_NO_API)
{
if (!_glfwRefreshContextAttribs(window, &ctxconfig))
{
glfwDestroyWindow((GLFWwindow*) window);
return NULL;
}
}
if (window->monitor)
{
if (wndconfig.centerCursor)
_glfwCenterCursorInContentArea(window);
}
else
{
if (wndconfig.visible)
{
_glfwPlatformShowWindow(window);
if (wndconfig.focused)
_glfwPlatformFocusWindow(window);
}
}
return (GLFWwindow*) window;
}