X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffreeglut_state.c;h=962cb55d6a5abddcb1de2b3334483e9b66d454c9;hb=18dbb8f248b1521cc13b7c02099d918cd255d507;hp=42a6df49c4672f4d416c567d2a0db4e8f8fa424c;hpb=d296a46a2dccdd99048541e1f8ca0ef010ac8545;p=freeglut diff --git a/src/freeglut_state.c b/src/freeglut_state.c index 42a6df4..962cb55 100644 --- a/src/freeglut_state.c +++ b/src/freeglut_state.c @@ -25,10 +25,6 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - #include #include "freeglut_internal.h" @@ -49,7 +45,7 @@ /* -- PRIVATE FUNCTIONS ---------------------------------------------------- */ -#if TARGET_HOST_UNIX_X11 +#if TARGET_HOST_POSIX_X11 /* * Queries the GL context about some attributes */ @@ -57,8 +53,8 @@ static int fghGetConfig( int attribute ) { int returnValue = 0; - if( fgStructure.Window ) - glXGetConfig( fgDisplay.Display, fgStructure.Window->Window.VisualInfo, + if( fgStructure.CurrentWindow ) + glXGetConfig( fgDisplay.Display, fgStructure.CurrentWindow->Window.VisualInfo, attribute, &returnValue ); return returnValue; @@ -113,8 +109,8 @@ void FGAPIENTRY glutSetOption( GLenum eWhat, int value ) break; case GLUT_WINDOW_CURSOR: - if( fgStructure.Window != NULL ) - fgStructure.Window->State.Cursor = value; + if( fgStructure.CurrentWindow != NULL ) + fgStructure.CurrentWindow->State.Cursor = value; break; default: @@ -123,16 +119,28 @@ void FGAPIENTRY glutSetOption( GLenum eWhat, int value ) } } +#if TARGET_HOST_MS_WINDOWS +/* WRONG-- FIXME */ +/* The following include file is available from SGI but is not standard: + * #include + * So we copy the necessary parts out of it to support the multisampling query + */ +#define WGL_SAMPLES_ARB 0x2042 +#endif + + /* * General settings query method */ int FGAPIENTRY glutGet( GLenum eWhat ) { -#if TARGET_HOST_WIN32 || TARGET_HOST_WINCE +#if TARGET_HOST_MS_WINDOWS int returnValue ; GLboolean boolValue ; #endif + int nsamples = 0; + switch (eWhat) { case GLUT_INIT_STATE: @@ -158,15 +166,17 @@ int FGAPIENTRY glutGet( GLenum eWhat ) case GLUT_INIT_WINDOW_HEIGHT: return fgState.Size.Y ; case GLUT_INIT_DISPLAY_MODE: return fgState.DisplayMode ; +#if TARGET_HOST_POSIX_X11 /* * The window/context specific queries are handled mostly by * fghGetConfig(). */ case GLUT_WINDOW_NUM_SAMPLES: - /* XXX Multisampling. Return what I know about multisampling. */ - return 0; +#ifdef GLX_VERSION_1_3 + glGetIntegerv(GL_SAMPLES, &nsamples); +#endif + return nsamples; -#if TARGET_HOST_UNIX_X11 /* * The rest of GLX queries under X are general enough to use a macro to * check them @@ -192,7 +202,7 @@ int FGAPIENTRY glutGet( GLenum eWhat ) /* Colormap size is handled in a bit different way than all the rest */ case GLUT_WINDOW_COLORMAP_SIZE: - if( (fghGetConfig( GLX_RGBA )) || (fgStructure.Window == NULL) ) + if( (fghGetConfig( GLX_RGBA )) || (fgStructure.CurrentWindow == NULL) ) { /* * We've got a RGBA visual, so there is no colormap at all. @@ -200,7 +210,7 @@ int FGAPIENTRY glutGet( GLenum eWhat ) */ return 0; } - return fgStructure.Window->Window.VisualInfo->visual->map_entries; + return fgStructure.CurrentWindow->Window.VisualInfo->visual->map_entries; /* * Those calls are somewhat similiar, as they use XGetWindowAttributes() @@ -214,12 +224,12 @@ int FGAPIENTRY glutGet( GLenum eWhat ) int x, y; Window w; - if( fgStructure.Window == NULL ) + if( fgStructure.CurrentWindow == NULL ) return 0; XTranslateCoordinates( fgDisplay.Display, - fgStructure.Window->Window.Handle, + fgStructure.CurrentWindow->Window.Handle, fgDisplay.RootWindow, 0, 0, &x, &y, &w); @@ -233,7 +243,7 @@ int FGAPIENTRY glutGet( GLenum eWhat ) return 0; XTranslateCoordinates( fgDisplay.Display, - fgStructure.Window->Window.Handle, + fgStructure.CurrentWindow->Window.Handle, w, 0, 0, &x, &y, &w); switch ( eWhat ) @@ -248,11 +258,11 @@ int FGAPIENTRY glutGet( GLenum eWhat ) { XWindowAttributes winAttributes; - if( fgStructure.Window == NULL ) + if( fgStructure.CurrentWindow == NULL ) return 0; XGetWindowAttributes( fgDisplay.Display, - fgStructure.Window->Window.Handle, + fgStructure.CurrentWindow->Window.Handle, &winAttributes ); switch ( eWhat ) @@ -264,16 +274,28 @@ int FGAPIENTRY glutGet( GLenum eWhat ) /* I do not know yet if there will be a fgChooseVisual() function for Win32 */ case GLUT_DISPLAY_MODE_POSSIBLE: - return( fgChooseVisual() == NULL ? 0 : 1 ); + { + XVisualInfo* visualInfo = fgChooseVisual(); + if ( visualInfo == NULL ) { + return 0; + } else { + XFree( visualInfo ); + return 1; + } + } /* This is system-dependant */ case GLUT_WINDOW_FORMAT_ID: - if( fgStructure.Window == NULL ) + if( fgStructure.CurrentWindow == NULL ) return 0; - return fgStructure.Window->Window.VisualInfo->visualid; + return fgStructure.CurrentWindow->Window.VisualInfo->visualid; -#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE +#elif TARGET_HOST_MS_WINDOWS + + case GLUT_WINDOW_NUM_SAMPLES: + glGetIntegerv(WGL_SAMPLES_ARB, &nsamples); + return nsamples; /* Handle the OpenGL inquiries */ case GLUT_WINDOW_RGBA: @@ -355,26 +377,26 @@ int FGAPIENTRY glutGet( GLenum eWhat ) RECT winRect; - freeglut_return_val_if_fail( fgStructure.Window != NULL, 0 ); + freeglut_return_val_if_fail( fgStructure.CurrentWindow != NULL, 0 ); /* * We need to call GetWindowRect() first... * (this returns the pixel coordinates of the outside of the window) */ - GetWindowRect( fgStructure.Window->Window.Handle, &winRect ); + GetWindowRect( fgStructure.CurrentWindow->Window.Handle, &winRect ); /* ...then we've got to correct the results we've just received... */ -#if !TARGET_HOST_WINCE - if ( ( fgStructure.GameMode != fgStructure.Window ) && ( fgStructure.Window->Parent == NULL ) && - ( ! fgStructure.Window->IsMenu ) ) +#if !defined(_WIN32_WCE) + if ( ( fgStructure.GameModeWindow != fgStructure.CurrentWindow ) && ( fgStructure.CurrentWindow->Parent == NULL ) && + ( ! fgStructure.CurrentWindow->IsMenu ) ) { winRect.left += GetSystemMetrics( SM_CXSIZEFRAME ); winRect.right -= GetSystemMetrics( SM_CXSIZEFRAME ); winRect.top += GetSystemMetrics( SM_CYSIZEFRAME ) + GetSystemMetrics( SM_CYCAPTION ); winRect.bottom -= GetSystemMetrics( SM_CYSIZEFRAME ); } -#endif /* !TARGET_HOST_WINCE */ +#endif /* !defined(_WIN32_WCE) */ switch( eWhat ) { @@ -387,57 +409,57 @@ int FGAPIENTRY glutGet( GLenum eWhat ) break; case GLUT_WINDOW_BORDER_WIDTH : -#if TARGET_HOST_WINCE +#if defined(_WIN32_WCE) return 0; #else return GetSystemMetrics( SM_CXSIZEFRAME ); -#endif /* !TARGET_HOST_WINCE */ +#endif /* !defined(_WIN32_WCE) */ case GLUT_WINDOW_HEADER_HEIGHT : -#if TARGET_HOST_WINCE +#if defined(_WIN32_WCE) return 0; #else return GetSystemMetrics( SM_CYCAPTION ); -#endif /* TARGET_HOST_WINCE */ +#endif /* defined(_WIN32_WCE) */ case GLUT_DISPLAY_MODE_POSSIBLE: -#if TARGET_HOST_WINCE - return GL_FALSE; +#if defined(_WIN32_WCE) + return 0; #else - return fgSetupPixelFormat( fgStructure.Window, GL_TRUE, + return fgSetupPixelFormat( fgStructure.CurrentWindow, GL_TRUE, PFD_MAIN_PLANE ); -#endif /* TARGET_HOST_WINCE */ +#endif /* defined(_WIN32_WCE) */ case GLUT_WINDOW_FORMAT_ID: -#if !TARGET_HOST_WINCE - if( fgStructure.Window != NULL ) - return GetPixelFormat( fgStructure.Window->Window.Device ); -#endif /* TARGET_HOST_WINCE */ +#if !defined(_WIN32_WCE) + if( fgStructure.CurrentWindow != NULL ) + return GetPixelFormat( fgStructure.CurrentWindow->Window.Device ); +#endif /* defined(_WIN32_WCE) */ return 0; #endif /* The window structure queries */ case GLUT_WINDOW_PARENT: - if( fgStructure.Window == NULL ) return 0; - if( fgStructure.Window->Parent == NULL ) return 0; - return fgStructure.Window->Parent->ID; + if( fgStructure.CurrentWindow == NULL ) return 0; + if( fgStructure.CurrentWindow->Parent == NULL ) return 0; + return fgStructure.CurrentWindow->Parent->ID; case GLUT_WINDOW_NUM_CHILDREN: - if( fgStructure.Window == NULL ) + if( fgStructure.CurrentWindow == NULL ) return 0; - return fgListLength( &fgStructure.Window->Children ); + return fgListLength( &fgStructure.CurrentWindow->Children ); case GLUT_WINDOW_CURSOR: - if( fgStructure.Window == NULL ) + if( fgStructure.CurrentWindow == NULL ) return 0; - return fgStructure.Window->State.Cursor; + return fgStructure.CurrentWindow->State.Cursor; case GLUT_MENU_NUM_ITEMS: - if( fgStructure.Menu == NULL ) + if( fgStructure.CurrentMenu == NULL ) return 0; - return fgListLength( &fgStructure.Menu->Entries ); + return fgListLength( &fgStructure.CurrentMenu->Entries ); case GLUT_ACTION_ON_WINDOW_CLOSE: return fgState.ActionOnWindowClose; @@ -471,61 +493,56 @@ int FGAPIENTRY glutDeviceGet( GLenum eWhat ) switch( eWhat ) { case GLUT_HAS_KEYBOARD: + case GLUT_HAS_KEYBOARD: /* - * We always have a keyboard present on PC machines... + * Win32 is assumed a keyboard, and this cannot be queried, + * except for WindowsCE. * - * XXX I think that some of my PCs will boot without a keyboard. - * XXX Also, who says that we are running on a PC? UNIX/X11 - * XXX is much more generic, and X11 can go over a network. - * XXX Though in actuality, we can probably assume BOTH a - * XXX mouse and keyboard for most/all of our users. + * X11 has a core keyboard by definition, although it can + * be present as a virtual/dummy keyboard. For now, there + * is no reliable way to tell if a real keyboard is present. */ - return TRUE ; +#if defined(_WIN32_CE) + return ( GetKeyboardStatus() & KBDI_KEYBOARD_PRESENT ) ? 1 : 0; +# pragma comment (lib,"Kbdui.lib") +#else + return 1; +#endif -#if TARGET_HOST_UNIX_X11 +#if TARGET_HOST_POSIX_X11 + /* X11 has a mouse by definition */ case GLUT_HAS_MOUSE: - return TRUE ; + return 1 ; case GLUT_NUM_MOUSE_BUTTONS: - /* - * Return the number of mouse buttons available. This is a big guess. + /* We should be able to pass NULL when the last argument is zero, + * but at least one X server has a bug where this causes a segfault. * - * XXX We can probe /var/run/dmesg.boot which is world-readable. - * XXX This would be somewhat system-dependant, but is doable. - * XXX E.g., on NetBSD, my USB mouse registers: - * XXX ums0 at uhidev0: 3 buttons and Z dir. - * XXX We can also probe /var/log/XFree86\..*\.log to get - * XXX lines such as: - * XXX (**) Option "Buttons" "5" - * XXX (**) Option "ZAxisMapping" "4 5" - * XXX (**) Mouse0: ZAxisMapping: buttons 4 and 5 - * XXX (**) Mouse0: Buttons: 5 - * XXX ...which tells us even more, and is a bit less - * XXX system-dependant. (Other than MS-WINDOWS, all - * XXX target hosts with actual users are probably running - * XXX XFree86...) It is at least worth taking a look at - * XXX this file. + * In XFree86/Xorg servers, a mouse wheel is seen as two buttons + * rather than an Axis; "freeglut_main.c" expects this when + * checking for a wheel event. */ - return 3 ; + { + unsigned char map; + int nbuttons = XGetPointerMapping(fgDisplay.Display, &map,0); + return nbuttons; + } -#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE +#elif TARGET_HOST_MS_WINDOWS case GLUT_HAS_MOUSE: /* - * The Windows can be booted without a mouse. - * It would be nice to have this reported. + * MS Windows can be booted without a mouse. */ return GetSystemMetrics( SM_MOUSEPRESENT ); case GLUT_NUM_MOUSE_BUTTONS: - /* We are much more fortunate under Win32 about this... */ -#if TARGET_HOST_WINCE +# if defined(_WIN32_WCE) return 1; -#else +# else return GetSystemMetrics( SM_CMOUSEBUTTONS ); -#endif /* TARGET_HOST_WINCE */ - +# endif #endif case GLUT_HAS_JOYSTICK: @@ -535,7 +552,7 @@ int FGAPIENTRY glutDeviceGet( GLenum eWhat ) return fgState.JoysticksInitialised; case GLUT_JOYSTICK_POLL_RATE: - return fgStructure.Window ? fgStructure.Window->State.JoystickPollRate : 0; + return fgStructure.CurrentWindow ? fgStructure.CurrentWindow->State.JoystickPollRate : 0; /* XXX The following two are only for Joystick 0 but this is an improvement */ case GLUT_JOYSTICK_BUTTONS: @@ -544,23 +561,29 @@ int FGAPIENTRY glutDeviceGet( GLenum eWhat ) case GLUT_JOYSTICK_AXES: return glutJoystickGetNumAxes ( 0 ); - case GLUT_HAS_SPACEBALL: case GLUT_HAS_DIAL_AND_BUTTON_BOX: + return fgInputDeviceDetect (); + + case GLUT_NUM_DIALS: + if ( fgState.InputDevsInitialised ) return 8; + return 0; + + case GLUT_NUM_BUTTON_BOX_BUTTONS: + return 0; + + case GLUT_HAS_SPACEBALL: case GLUT_HAS_TABLET: - return FALSE; + return 0; case GLUT_NUM_SPACEBALL_BUTTONS: - case GLUT_NUM_BUTTON_BOX_BUTTONS: - case GLUT_NUM_DIALS: case GLUT_NUM_TABLET_BUTTONS: return 0; case GLUT_DEVICE_IGNORE_KEY_REPEAT: - return fgStructure.Window ? fgStructure.Window->State.IgnoreKeyRepeat : 0; + return fgStructure.CurrentWindow ? fgStructure.CurrentWindow->State.IgnoreKeyRepeat : 0; case GLUT_DEVICE_KEY_REPEAT: - /* XXX WARNING: THIS IS A BIG LIE! */ - return GLUT_KEY_REPEAT_DEFAULT; + return fgState.KeyRepeat; default: fgWarning( "glutDeviceGet(): missing enum handle %d", eWhat ); @@ -577,7 +600,7 @@ int FGAPIENTRY glutDeviceGet( GLenum eWhat ) int FGAPIENTRY glutGetModifiers( void ) { FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutGetModifiers" ); - if( fgState.Modifiers == 0xffffffff ) + if( fgState.Modifiers == INVALID_MODIFIERS ) { fgWarning( "glutGetModifiers() called outside an input callback" ); return 0; @@ -602,16 +625,16 @@ int FGAPIENTRY glutLayerGet( GLenum eWhat ) switch( eWhat ) { -#if TARGET_HOST_UNIX_X11 +#if TARGET_HOST_POSIX_X11 case GLUT_OVERLAY_POSSIBLE: - return FALSE; + return 0; case GLUT_LAYER_IN_USE: return GLUT_NORMAL; case GLUT_HAS_OVERLAY: - return FALSE; + return 0; case GLUT_TRANSPARENT_INDEX: /* @@ -623,23 +646,23 @@ int FGAPIENTRY glutLayerGet( GLenum eWhat ) case GLUT_NORMAL_DAMAGED: /* XXX Actually I do not know. Maybe. */ - return FALSE; + return 0; case GLUT_OVERLAY_DAMAGED: return -1; -#elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE +#elif TARGET_HOST_MS_WINDOWS case GLUT_OVERLAY_POSSIBLE: -/* return fgSetupPixelFormat( fgStructure.Window, GL_TRUE, +/* return fgSetupPixelFormat( fgStructure.CurrentWindow, GL_TRUE, PFD_OVERLAY_PLANE ); */ - return FALSE ; + return 0 ; case GLUT_LAYER_IN_USE: return GLUT_NORMAL; case GLUT_HAS_OVERLAY: - return FALSE; + return 0; case GLUT_TRANSPARENT_INDEX: /* @@ -651,7 +674,7 @@ int FGAPIENTRY glutLayerGet( GLenum eWhat ) case GLUT_NORMAL_DAMAGED: /* XXX Actually I do not know. Maybe. */ - return FALSE; + return 0; case GLUT_OVERLAY_DAMAGED: return -1;