Mercurial > sdl-ios-xcode
view src/video/vgl/SDL_vglmouse.c @ 102:9162d62280b5
Don't crash if freeing a hardware surface after the video mode has been
reset. Fortunately we keep track of the video memory internally.
author | Sam Lantinga <slouken@lokigames.com> |
---|---|
date | Thu, 12 Jul 2001 23:34:44 +0000 |
parents | b0ae59d0f3ee |
children | e8157fcb3114 |
line wrap: on
line source
/* SDL - Simple DirectMedia Layer Copyright (C) 1997, 1998, 1999, 2000 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Sam Lantinga slouken@devolution.com */ #ifdef SAVE_RCSID static char rcsid = "@(#) $Id$"; #endif #include <stdio.h> #include "SDL_error.h" #include "SDL_mouse.h" #include "SDL_events_c.h" #include "SDL_vglvideo.h" #include "SDL_vglmouse_c.h" /* The implementation dependent data for the window manager cursor */ struct WMcursor { int unused; }; void VGL_FreeWMCursor(_THIS, WMcursor *cursor) { return; } WMcursor *VGL_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y) { return(NULL); } int VGL_ShowWMCursor(_THIS, WMcursor *cursor) { return(0); } void VGL_WarpWMCursor(_THIS, Uint16 x, Uint16 y) { x += (this->screen->offset % this->screen->pitch) / this->screen->format->BytesPerPixel; y += (this->screen->offset / this->screen->pitch); SDL_PrivateMouseMotion(0, 0, x, y); }