/* * Wine X11drv display settings functions * * Copyright 2003 Alexander James Pasadyn * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include #include #include "x11drv.h" #include "x11ddraw.h" #include "windef.h" #include "wingdi.h" #include "ddrawi.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(x11settings); /* * The DDHALMODEINFO type is used to hold all the mode information. * This is done because the array of DDHALMODEINFO structures must be * created for use by DirectDraw anyway. */ static LPDDHALMODEINFO dd_modes = NULL; static unsigned int dd_mode_count = 0; static unsigned int dd_max_modes = 0; static int dd_mode_default = 0; static const unsigned int depths[] = {8, 16, 32}; /* pointers to functions that actually do the hard stuff */ static int (*pGetCurrentMode)(void); static void (*pSetCurrentMode)(int mode); static const char *handler_name; /* * Set the handlers for resolution changing functions * and initialize the master list of modes */ LPDDHALMODEINFO X11DRV_Settings_SetHandlers(const char *name, int (*pNewGCM)(void), void (*pNewSCM)(int), unsigned int nmodes, int reserve_depths) { handler_name = name; pGetCurrentMode = pNewGCM; pSetCurrentMode = pNewSCM; TRACE("Resolution settings now handled by: %s\n", name); if (reserve_depths) /* leave room for other depths */ dd_max_modes = (3+1)*(nmodes); else dd_max_modes = nmodes; if (dd_modes) { TRACE("Destroying old display modes array\n"); HeapFree(GetProcessHeap(), 0, dd_modes); } dd_modes = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DDHALMODEINFO) * dd_max_modes); dd_mode_count = 0; TRACE("Initialized new display modes array\n"); return dd_modes; } /* Add one mode to the master list */ void X11DRV_Settings_AddOneMode(unsigned int width, unsigned int height, unsigned int bpp, unsigned int freq) { LPDDHALMODEINFO info = &(dd_modes[dd_mode_count]); DWORD dwBpp = screen_depth; if (dd_mode_count >= dd_max_modes) { ERR("Maximum modes (%d) exceeded\n", dd_max_modes); return; } if (dwBpp == 24) dwBpp = 32; if (bpp == 0) bpp = dwBpp; info->dwWidth = width; info->dwHeight = height; info->wRefreshRate = freq; info->lPitch = 0; info->dwBPP = bpp; info->wFlags = 0; info->dwRBitMask = 0; info->dwGBitMask = 0; info->dwBBitMask = 0; info->dwAlphaBitMask = 0; TRACE("initialized mode %d: %dx%dx%d @%d Hz (%s)\n", dd_mode_count, width, height, bpp, freq, handler_name); dd_mode_count++; } /* copy all the current modes using the other color depths */ void X11DRV_Settings_AddDepthModes(void) { int i, j; int existing_modes = dd_mode_count; DWORD dwBpp = screen_depth; if (dwBpp == 24) dwBpp = 32; for (j=0; j<3; j++) { if (depths[j] != dwBpp) { for (i=0; i < existing_modes; i++) { X11DRV_Settings_AddOneMode(dd_modes[i].dwWidth, dd_modes[i].dwHeight, depths[j], dd_modes[i].wRefreshRate); } } } } /* set the default mode */ void X11DRV_Settings_SetDefaultMode(int mode) { dd_mode_default = mode; } /* return the number of modes that are initialized */ unsigned int X11DRV_Settings_GetModeCount(void) { return dd_mode_count; } /*********************************************************************** * Default handlers if resolution switching is not enabled * */ static int X11DRV_nores_GetCurrentMode(void) { return 0; } static void X11DRV_nores_SetCurrentMode(int mode) { TRACE("Ignoring mode change request\n"); } /* default handler only gets the current X desktop resolution */ void X11DRV_Settings_Init(void) { X11DRV_Settings_SetHandlers("NoRes", X11DRV_nores_GetCurrentMode, X11DRV_nores_SetCurrentMode, 1, 0); X11DRV_Settings_AddOneMode(screen_width, screen_height, 0, 0); } /*********************************************************************** * EnumDisplaySettingsEx (X11DRV.@) * */ BOOL X11DRV_EnumDisplaySettingsEx( LPCWSTR name, DWORD n, LPDEVMODEW devmode, DWORD flags) { DWORD dwBpp = screen_depth; if (dwBpp == 24) dwBpp = 32; devmode->dmDisplayFlags = 0; devmode->dmDisplayFrequency = 0; devmode->dmSize = sizeof(DEVMODEW); if (n == ENUM_CURRENT_SETTINGS) { TRACE("mode %ld (current) -- getting current mode (%s)\n", n, handler_name); n = pGetCurrentMode(); } if (n == ENUM_REGISTRY_SETTINGS) { TRACE("mode %ld (registry) -- getting default mode (%s)\n", n, handler_name); n = dd_mode_default; } if (n < dd_mode_count) { devmode->dmPelsWidth = dd_modes[n].dwWidth; devmode->dmPelsHeight = dd_modes[n].dwHeight; devmode->dmBitsPerPel = dd_modes[n].dwBPP; devmode->dmDisplayFrequency = dd_modes[n].wRefreshRate; devmode->dmFields = (DM_PELSWIDTH|DM_PELSHEIGHT|DM_BITSPERPEL); if (devmode->dmDisplayFrequency) { devmode->dmFields |= DM_DISPLAYFREQUENCY; TRACE("mode %ld -- %ldx%ldx%ldbpp @%ld Hz (%s)\n", n, devmode->dmPelsWidth, devmode->dmPelsHeight, devmode->dmBitsPerPel, devmode->dmDisplayFrequency, handler_name); } else { TRACE("mode %ld -- %ldx%ldx%ldbpp (%s)\n", n, devmode->dmPelsWidth, devmode->dmPelsHeight, devmode->dmBitsPerPel, handler_name); } return TRUE; } TRACE("mode %ld -- not present (%s)\n", n, handler_name); return FALSE; } #define _X_FIELD(prefix, bits) if ((fields) & prefix##_##bits) {p+=sprintf(p, "%s%s", first ? "" : ",", #bits); first=FALSE;} static const char * _CDS_flags(DWORD fields) { BOOL first = TRUE; char buf[128]; char *p = buf; _X_FIELD(CDS,UPDATEREGISTRY);_X_FIELD(CDS,TEST);_X_FIELD(CDS,FULLSCREEN); _X_FIELD(CDS,GLOBAL);_X_FIELD(CDS,SET_PRIMARY);_X_FIELD(CDS,RESET); _X_FIELD(CDS,SETRECT);_X_FIELD(CDS,NORESET); *p = 0; return wine_dbg_sprintf("%s", buf); } static const char * _DM_fields(DWORD fields) { BOOL first = TRUE; char buf[128]; char *p = buf; _X_FIELD(DM,BITSPERPEL);_X_FIELD(DM,PELSWIDTH);_X_FIELD(DM,PELSHEIGHT); _X_FIELD(DM,DISPLAYFLAGS);_X_FIELD(DM,DISPLAYFREQUENCY);_X_FIELD(DM,POSITION); *p = 0; return wine_dbg_sprintf("%s", buf); } #undef _X_FIELD /*********************************************************************** * ChangeDisplaySettingsEx (X11DRV.@) * */ LONG X11DRV_ChangeDisplaySettingsEx( LPCWSTR devname, LPDEVMODEW devmode, HWND hwnd, DWORD flags, LPVOID lpvoid ) { DWORD i, dwBpp = 0; DEVMODEW dm; BOOL def_mode = TRUE; TRACE("(%s,%p,%p,0x%08lx,%p)\n",debugstr_w(devname),devmode,hwnd,flags,lpvoid); TRACE("flags=%s\n",_CDS_flags(flags)); if (devmode) { TRACE("DM_fields=%s\n",_DM_fields(devmode->dmFields)); TRACE("width=%ld height=%ld bpp=%ld freq=%ld (%s)\n", devmode->dmPelsWidth,devmode->dmPelsHeight, devmode->dmBitsPerPel,devmode->dmDisplayFrequency, handler_name); dwBpp = (devmode->dmBitsPerPel == 24) ? 32 : devmode->dmBitsPerPel; if (devmode->dmFields & DM_BITSPERPEL) def_mode &= !dwBpp; if (devmode->dmFields & DM_PELSWIDTH) def_mode &= !devmode->dmPelsWidth; if (devmode->dmFields & DM_PELSHEIGHT) def_mode &= !devmode->dmPelsHeight; if (devmode->dmFields & DM_DISPLAYFREQUENCY) def_mode &= !devmode->dmDisplayFrequency; } if (def_mode) { TRACE("Return to original display mode (%s)\n", handler_name); if (!X11DRV_EnumDisplaySettingsEx(devname, dd_mode_default, &dm, 0)) { ERR("Default mode not found!\n"); return DISP_CHANGE_BADMODE; } devmode = &dm; } dwBpp = !dwBpp ? dd_modes[dd_mode_default].dwBPP : dwBpp; if ((devmode->dmFields & (DM_PELSWIDTH | DM_PELSHEIGHT)) != (DM_PELSWIDTH | DM_PELSHEIGHT)) return DISP_CHANGE_BADMODE; for (i = 0; i < dd_mode_count; i++) { if (devmode->dmFields & DM_BITSPERPEL) { if (dwBpp != dd_modes[i].dwBPP) continue; } if (devmode->dmFields & DM_PELSWIDTH) { if (devmode->dmPelsWidth != dd_modes[i].dwWidth) continue; } if (devmode->dmFields & DM_PELSHEIGHT) { if (devmode->dmPelsHeight != dd_modes[i].dwHeight) continue; } if ((devmode->dmFields & DM_DISPLAYFREQUENCY) && (dd_modes[i].wRefreshRate != 0) && devmode->dmDisplayFrequency != 0) { if (devmode->dmDisplayFrequency != dd_modes[i].wRefreshRate) continue; } /* we have a valid mode */ TRACE("Requested display settings match mode %ld (%s)\n", i, handler_name); if (!(flags & CDS_TEST)) pSetCurrentMode(i); return DISP_CHANGE_SUCCESSFUL; } /* no valid modes found */ ERR("No matching mode found! (%s)\n", handler_name); return DISP_CHANGE_BADMODE; } /*********************************************************************** * DirectDraw HAL interface * */ static DWORD PASCAL X11DRV_Settings_SetMode(LPDDHAL_SETMODEDATA data) { TRACE("Mode %ld requested by DDHAL (%s)\n", data->dwModeIndex, handler_name); pSetCurrentMode(data->dwModeIndex); X11DRV_DDHAL_SwitchMode(data->dwModeIndex, NULL, NULL); data->ddRVal = DD_OK; return DDHAL_DRIVER_HANDLED; } int X11DRV_Settings_CreateDriver(LPDDHALINFO info) { if (!dd_mode_count) return 0; /* no settings defined */ TRACE("Setting up display settings for DDRAW (%s)\n", handler_name); info->dwNumModes = dd_mode_count; info->lpModeInfo = dd_modes; X11DRV_DDHAL_SwitchMode(pGetCurrentMode(), NULL, NULL); info->lpDDCallbacks->SetMode = X11DRV_Settings_SetMode; return TRUE; }