* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
#include <GL/freeglut.h>
#include "freeglut_internal.h"
#include <aygshell.h>
#pragma comment( lib, "Aygshell.lib" )
-wchar_t* wstr_from_str(const char* str)
+static wchar_t* fghWstrFromStr(const char* str)
{
int i,len=strlen(str);
wchar_t* wstr = (wchar_t*)malloc(2*len+2);
int attributes[ 32 ];
int where = 0;
- /*
- * First we have to process the display mode settings...
- */
+ /* First we have to process the display mode settings... */
/*
- * Why is there a semi-colon in this #define? The code
- * that uses the macro seems to always add more semicolons...
+ * XXX Why is there a semi-colon in this #define? The code
+ * XXX that uses the macro seems to always add more semicolons...
*/
#define ATTRIB(a) attributes[where++]=a;
#define ATTRIB_VAL(a,v) {ATTRIB(a); ATTRIB(v);}
ATTRIB_VAL( GLX_ACCUM_ALPHA_SIZE, 1 );
}
- /*
- * Push a null at the end of the list
- */
+ if( fgState.DisplayMode & GLUT_AUX1 )
+ ATTRIB_VAL( GLX_AUX_BUFFERS, 1 );
+ if( fgState.DisplayMode & GLUT_AUX2 )
+ ATTRIB_VAL( GLX_AUX_BUFFERS, 2 );
+ if( fgState.DisplayMode & GLUT_AUX3 )
+ ATTRIB_VAL( GLX_AUX_BUFFERS, 3 );
+ if( fgState.DisplayMode & GLUT_AUX4 )
+ ATTRIB_VAL( GLX_AUX_BUFFERS, 4 );
+
+
+ /* Push a null at the end of the list */
ATTRIB( None );
if( ! wantIndexedMode )
#pragma message( "fgSetupPixelFormat(): there is still some work to do here!" )
#endif
- /*
- * Specify which pixel format do we opt for...
- */
+ /* Specify which pixel format do we opt for... */
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = flags;
pfd.cDepthBits = 24;
pfd.cStencilBits = 8;
#endif
- pfd.cAuxBuffers = 0;
+ if( fgState.DisplayMode & GLUT_AUX4 )
+ pfd.cAuxBuffers = 4;
+ else if( fgState.DisplayMode & GLUT_AUX3 )
+ pfd.cAuxBuffers = 3;
+ else if( fgState.DisplayMode & GLUT_AUX2 )
+ pfd.cAuxBuffers = 2;
+ else if( fgState.DisplayMode & GLUT_AUX1 )
+ pfd.cAuxBuffers = 1;
+ else
+ pfd.cAuxBuffers = 0;
+
pfd.iLayerType = layer_type;
pfd.bReserved = 0;
pfd.dwLayerMask = 0;
window->Window.Context
);
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
- if( fgStructure.Window )
- ReleaseDC( fgStructure.Window->Window.Handle,
- fgStructure.Window->Window.Device );
+ if( fgStructure.CurrentWindow )
+ ReleaseDC( fgStructure.CurrentWindow->Window.Handle,
+ fgStructure.CurrentWindow->Window.Device );
if ( window )
{
);
}
#endif
- fgStructure.Window = window;
+ fgStructure.CurrentWindow = window;
}
XSizeHints sizeHints;
XWMHints wmHints;
unsigned long mask;
+ unsigned int current_DisplayMode = fgState.DisplayMode ;
- freeglut_assert_ready;
+ /* Save the display mode if we are creating a menu window */
+ if( window->IsMenu && ( ! fgStructure.MenuContext ) )
+ fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB ;
- /*
- * XXX fgChooseVisual() is a common part of all three.
- * XXX With a little thought, we should be able to greatly
- * XXX simplify this.
- */
- if( !window->IsMenu )
- window->Window.VisualInfo = fgChooseVisual( );
- else if( fgStructure.MenuContext )
- window->Window.VisualInfo = fgChooseVisual( );
- else
- {
- /* XXX Why are menus double- and depth-buffered? */
- unsigned int current_DisplayMode = fgState.DisplayMode ;
- fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH ;
- window->Window.VisualInfo = fgChooseVisual( );
+ window->Window.VisualInfo = fgChooseVisual( );
+
+ if( window->IsMenu && ( ! fgStructure.MenuContext ) )
fgState.DisplayMode = current_DisplayMode ;
- }
if( ! window->Window.VisualInfo )
{
*/
}
- /*
- * XXX This seems to be abusing an assert() for error-checking.
- * XXX It is possible that the visual simply can't be found,
- * XXX in which case we should print an error and return a 0
- * XXX for the window id, I think.
- */
- assert( window->Window.VisualInfo != NULL );
-
+ FREEGLUT_INTERNAL_ERROR_EXIT( window->Window.VisualInfo != NULL,
+ "Visual with necessary capabilities not found", "fgOpenWindow" );
/*
* XXX HINT: the masks should be updated when adding/removing callbacks.
*/
winAttr.event_mask =
StructureNotifyMask | SubstructureNotifyMask | ExposureMask |
- ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyRelease |
+ ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask |
VisibilityChangeMask | EnterWindowMask | LeaveWindowMask |
PointerMotionMask | ButtonMotionMask;
winAttr.background_pixmap = None;
mask = CWBackPixmap | CWBorderPixel | CWColormap | CWEventMask;
- if( window->IsMenu )
+ if( window->IsMenu || ( gameMode == GL_TRUE ) )
{
winAttr.override_redirect = True;
mask |= CWOverrideRedirect;
NULL, ( fgState.DirectContext != GLUT_FORCE_INDIRECT_CONTEXT )
);
+#if !defined( __FreeBSD__ ) && !defined( __NetBSD__ )
if( !glXIsDirect( fgDisplay.Display, window->Window.Context ) )
{
if( fgState.DirectContext == GLUT_FORCE_DIRECT_CONTEXT )
fgWarning( "Unable to create direct context rendering for window '%s'\nThis may hurt performance.",
title );
}
+#endif
/*
* XXX Assume the new window is visible by default
/*
* Fill in the size hints values now (the x, y, width and height
- * settings are obsolote, are there any more WMs that support them?)
+ * settings are obsolete, are there any more WMs that support them?)
* Unless the X servers actually stop supporting these, we should
* continue to fill them in. It is *not* our place to tell the user
* that they should replace a window manager that they like, and which
* works, just because *we* think that it's not "modern" enough.
*/
-#if TARGET_HOST_WINCE
- sizeHints.x = 0;
- sizeHints.y = 0;
- sizeHints.width = 320;
- sizeHints.height = 240;
-#else
sizeHints.x = x;
sizeHints.y = y;
sizeHints.width = w;
sizeHints.height = h;
-#endif /* TARGET_HOST_WINCE */
wmHints.flags = StateHint;
wmHints.initial_state = fgState.ForceIconic ? IconicState : NormalState;
- /*
- * Prepare the window and iconified window names...
- */
+ /* Prepare the window and iconified window names... */
XStringListToTextProperty( (char **) &title, 1, &textProperty );
XSetWMProperties(
&wmHints,
NULL
);
+ XFree( textProperty.value );
XSetWMProtocols( fgDisplay.Display, window->Window.Handle,
&fgDisplay.DeleteWindow, 1 );
DWORD exFlags = 0;
ATOM atom;
- freeglut_assert_ready;
-
- /*
- * Grab the window class we have registered on glutInit():
- */
+ /* Grab the window class we have registered on glutInit(): */
atom = GetClassInfo( fgDisplay.Instance, _T("FREEGLUT"), &wc );
- assert( atom != 0 );
+ FREEGLUT_INTERNAL_ERROR_EXIT ( atom, "Window Class Info Not Found",
+ "fgOpenWindow" );
if( gameMode )
{
- assert( window->Parent == NULL );
+ FREEGLUT_INTERNAL_ERROR_EXIT ( window->Parent == NULL,
+ "Game mode being invoked on a subwindow",
+ "fgOpenWindow" );
/*
* Set the window creation flags appropriately to make the window
#if TARGET_HOST_WINCE
{
- wchar_t* wstr = wstr_from_str(title);
+ wchar_t* wstr = fghWstrFromStr(title);
window->Window.Handle = CreateWindow(
_T("FREEGLUT"),
#endif /* TARGET_HOST_WINCE */
UpdateWindow( window->Window.Handle );
- ShowCursor( TRUE ); /* XXX Old comments say "hide cusror"! */
+ ShowCursor( TRUE ); /* XXX Old comments say "hide cursor"! */
#endif
*/
void fgCloseWindow( SFG_Window* window )
{
- freeglut_assert_ready;
-
#if TARGET_HOST_UNIX_X11
glXDestroyContext( fgDisplay.Display, window->Window.Context );
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
- /*
- * Make sure we don't close a window with current context active
- */
- if( fgStructure.Window == window )
+ /* Make sure we don't close a window with current context active */
+ if( fgStructure.CurrentWindow == window )
wglMakeCurrent( NULL, NULL );
/*
*/
int FGAPIENTRY glutCreateWindow( const char* title )
{
+ /* XXX GLUT does not exit; it simply calls "glutInit" quietly if the
+ * XXX application has not already done so. The "freeglut" community
+ * XXX decided not to go this route (freeglut-developer e-mail from
+ * XXX Steve Baker, 12/16/04, 4:22 PM CST, "Re: [Freeglut-developer]
+ * XXX Desired 'freeglut' behaviour when there is no current window"
+ */
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutCreateWindow" );
+
return fgCreateWindow( NULL, title, fgState.Position.X, fgState.Position.Y,
fgState.Size.X, fgState.Size.Y, GL_FALSE,
GL_FALSE )->ID;
int FGAPIENTRY glutCreateSubWindow( int parentID, int x, int y, int w, int h )
{
int ret = 0;
-
SFG_Window* window = NULL;
SFG_Window* parent = NULL;
- freeglut_assert_ready;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutCreateSubWindow" );
parent = fgWindowByID( parentID );
freeglut_return_val_if_fail( parent != NULL, 0 );
+ if ( x < 0 )
+ {
+ x = parent->State.Width + x ;
+ if ( w >= 0 ) x -= w ;
+ }
+
+ if ( w < 0 ) w = parent->State.Width - x + w ;
+ if ( w < 0 )
+ {
+ x += w ;
+ w = -w ;
+ }
+
+ if ( y < 0 )
+ {
+ y = parent->State.Height + y ;
+ if ( h >= 0 ) y -= h ;
+ }
+
+ if ( h < 0 ) h = parent->State.Height - y + h ;
+ if ( h < 0 )
+ {
+ y += h ;
+ h = -h ;
+ }
+
window = fgCreateWindow( parent, "", x, y, w, h, GL_FALSE, GL_FALSE );
ret = window->ID;
*/
void FGAPIENTRY glutDestroyWindow( int windowID )
{
- SFG_Window* window = fgWindowByID( windowID );
+ SFG_Window* window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDestroyWindow" );
+ window = fgWindowByID( windowID );
freeglut_return_if_fail( window != NULL );
{
fgExecutionState ExecState = fgState.ExecState;
{
SFG_Window* window = NULL;
- freeglut_assert_ready;
- if( fgStructure.Window != NULL )
- if( fgStructure.Window->ID == ID )
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSetWindow" );
+ if( fgStructure.CurrentWindow != NULL )
+ if( fgStructure.CurrentWindow->ID == ID )
return;
window = fgWindowByID( ID );
if( window == NULL )
{
- fgWarning( "glutSetWindow(): window ID %i not found!", ID );
+ fgWarning( "glutSetWindow(): window ID %d not found!", ID );
return;
}
*/
int FGAPIENTRY glutGetWindow( void )
{
- freeglut_assert_ready;
- if( fgStructure.Window == NULL )
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutGetWindow" );
+ if( fgStructure.CurrentWindow == NULL )
return 0;
- return fgStructure.Window->ID;
+ return fgStructure.CurrentWindow->ID;
}
/*
*/
void FGAPIENTRY glutShowWindow( void )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutShowWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutShowWindow" );
#if TARGET_HOST_UNIX_X11
- XMapWindow( fgDisplay.Display, fgStructure.Window->Window.Handle );
+ XMapWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );
XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
- ShowWindow( fgStructure.Window->Window.Handle, SW_SHOW );
+ ShowWindow( fgStructure.CurrentWindow->Window.Handle, SW_SHOW );
#endif
- fgStructure.Window->State.Redisplay = GL_TRUE;
+ fgStructure.CurrentWindow->State.Redisplay = GL_TRUE;
}
/*
*/
void FGAPIENTRY glutHideWindow( void )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutHideWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutHideWindow" );
#if TARGET_HOST_UNIX_X11
- if( fgStructure.Window->Parent == NULL )
+ if( fgStructure.CurrentWindow->Parent == NULL )
XWithdrawWindow( fgDisplay.Display,
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
fgDisplay.Screen );
else
XUnmapWindow( fgDisplay.Display,
- fgStructure.Window->Window.Handle );
+ fgStructure.CurrentWindow->Window.Handle );
XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
- ShowWindow( fgStructure.Window->Window.Handle, SW_HIDE );
+ ShowWindow( fgStructure.CurrentWindow->Window.Handle, SW_HIDE );
#endif
- fgStructure.Window->State.Redisplay = GL_FALSE;
+ fgStructure.CurrentWindow->State.Redisplay = GL_FALSE;
}
/*
*/
void FGAPIENTRY glutIconifyWindow( void )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutIconifyWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutIconifyWindow" );
- fgStructure.Window->State.Visible = GL_FALSE;
+ fgStructure.CurrentWindow->State.Visible = GL_FALSE;
#if TARGET_HOST_UNIX_X11
- XIconifyWindow( fgDisplay.Display, fgStructure.Window->Window.Handle,
+ XIconifyWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle,
fgDisplay.Screen );
XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
- ShowWindow( fgStructure.Window->Window.Handle, SW_MINIMIZE );
+ ShowWindow( fgStructure.CurrentWindow->Window.Handle, SW_MINIMIZE );
#endif
- fgStructure.Window->State.Redisplay = GL_FALSE;
+ fgStructure.CurrentWindow->State.Redisplay = GL_FALSE;
}
/*
*/
void FGAPIENTRY glutSetWindowTitle( const char* title )
{
- freeglut_assert_ready;
- freeglut_assert_window;
- if( ! fgStructure.Window->Parent )
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSetWindowTitle" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutSetWindowTitle" );
+ if( ! fgStructure.CurrentWindow->Parent )
{
#if TARGET_HOST_UNIX_X11
XSetWMName(
fgDisplay.Display,
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
&text
);
#elif TARGET_HOST_WIN32
- SetWindowText( fgStructure.Window->Window.Handle, title );
+ SetWindowText( fgStructure.CurrentWindow->Window.Handle, title );
#elif TARGET_HOST_WINCE
{
- wchar_t* wstr = wstr_from_str(title);
+ wchar_t* wstr = fghWstrFromStr(title);
- SetWindowText( fgStructure.Window->Window.Handle, wstr );
+ SetWindowText( fgStructure.CurrentWindow->Window.Handle, wstr );
free(wstr);
}
*/
void FGAPIENTRY glutSetIconTitle( const char* title )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSetIconTitle" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutSetIconTitle" );
- if( ! fgStructure.Window->Parent )
+ if( ! fgStructure.CurrentWindow->Parent )
{
#if TARGET_HOST_UNIX_X11
XSetWMIconName(
fgDisplay.Display,
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
&text
);
#elif TARGET_HOST_WIN32
- SetWindowText( fgStructure.Window->Window.Handle, title );
+ SetWindowText( fgStructure.CurrentWindow->Window.Handle, title );
#elif TARGET_HOST_WINCE
{
- wchar_t* wstr = wstr_from_str(title);
+ wchar_t* wstr = fghWstrFromStr(title);
- SetWindowText( fgStructure.Window->Window.Handle, wstr );
+ SetWindowText( fgStructure.CurrentWindow->Window.Handle, wstr );
free(wstr);
}
*/
void FGAPIENTRY glutReshapeWindow( int width, int height )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutReshapeWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutReshapeWindow" );
- fgStructure.Window->State.NeedToResize = GL_TRUE;
- fgStructure.Window->State.Width = width ;
- fgStructure.Window->State.Height = height;
+ fgStructure.CurrentWindow->State.NeedToResize = GL_TRUE;
+ fgStructure.CurrentWindow->State.Width = width ;
+ fgStructure.CurrentWindow->State.Height = height;
}
/*
*/
void FGAPIENTRY glutPositionWindow( int x, int y )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPositionWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutPositionWindow" );
#if TARGET_HOST_UNIX_X11
- XMoveWindow( fgDisplay.Display, fgStructure.Window->Window.Handle,
+ XMoveWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle,
x, y );
XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
{
RECT winRect;
- GetWindowRect( fgStructure.Window->Window.Handle, &winRect );
+ /* "GetWindowRect" returns the pixel coordinates of the outside of the window */
+ GetWindowRect( fgStructure.CurrentWindow->Window.Handle, &winRect );
MoveWindow(
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
x,
y,
winRect.right - winRect.left,
*/
void FGAPIENTRY glutPushWindow( void )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPushWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutPushWindow" );
#if TARGET_HOST_UNIX_X11
- XLowerWindow( fgDisplay.Display, fgStructure.Window->Window.Handle );
+ XLowerWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
SetWindowPos(
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
HWND_BOTTOM,
0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE
*/
void FGAPIENTRY glutPopWindow( void )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPopWindow" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutPopWindow" );
#if TARGET_HOST_UNIX_X11
- XRaiseWindow( fgDisplay.Display, fgStructure.Window->Window.Handle );
+ XRaiseWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );
#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
SetWindowPos(
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
HWND_TOP,
0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE
*/
void FGAPIENTRY glutFullScreen( void )
{
- freeglut_assert_ready;
- freeglut_assert_window;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutFullScreen" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutFullScreen" );
{
#if TARGET_HOST_UNIX_X11
XMoveResizeWindow(
fgDisplay.Display,
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
0, 0,
fgDisplay.ScreenWidth,
fgDisplay.ScreenHeight
XTranslateCoordinates(
fgDisplay.Display,
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
fgDisplay.RootWindow,
0, 0, &x, &y, &w
);
{
XMoveWindow(
fgDisplay.Display,
- fgStructure.Window->Window.Handle,
+ fgStructure.CurrentWindow->Window.Handle,
-x, -y
);
XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
* SWP_NOZORDER Retains the current Z order (ignore 2nd param)
*/
- SetWindowPos( fgStructure.Window->Window.Handle,
+ SetWindowPos( fgStructure.CurrentWindow->Window.Handle,
HWND_TOP,
rect.left,
rect.top,
*/
void* FGAPIENTRY glutGetWindowData( void )
{
- return fgStructure.Window->UserData;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutGetWindowData" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutGetWindowData" );
+ return fgStructure.CurrentWindow->UserData;
}
void FGAPIENTRY glutSetWindowData(void* data)
{
- fgStructure.Window->UserData = data;
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSetWindowData" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutSetWindowData" );
+ fgStructure.CurrentWindow->UserData = data;
}
/*** END OF FILE ***/