19682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 29682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL - Simple DirectMedia Layer 39682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Copyright (C) 1997-2012 Sam Lantinga 49682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 59682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is free software; you can redistribute it and/or 69682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall modify it under the terms of the GNU Library General Public 79682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License as published by the Free Software Foundation; either 89682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall version 2 of the License, or (at your option) any later version. 99682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is distributed in the hope that it will be useful, 119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall but WITHOUT ANY WARRANTY; without even the implied warranty of 129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Library General Public License for more details. 149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall You should have received a copy of the GNU Library General Public 169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License along with this library; if not, write to the Free 179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Sam Lantinga 209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall slouken@libsdl.org 219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_config.h" 239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall File added by Alan Buckley (alan_baa@hotmail.com) for RISC OS compatability 269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 23 March 2003 279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Implements RISC OS display device management. 299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Routines for full screen and wimp modes are split 309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall into other source files. 319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_video.h" 349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_mouse.h" 359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_syswm.h" 369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../SDL_sysvideo.h" 379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../SDL_pixels_c.h" 389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../../events/SDL_events_c.h" 399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_riscostask.h" 419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_riscosvideo.h" 429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_riscosevents_c.h" 439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_riscosmouse_c.h" 449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "kernel.h" 469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "swis.h" 479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define RISCOSVID_DRIVER_NAME "riscos" 499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Initialization/Query functions */ 519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int RISCOS_VideoInit(_THIS, SDL_PixelFormat *vformat); 529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void RISCOS_VideoQuit(_THIS); 539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_Rect **RISCOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); 559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_Surface *RISCOS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); 569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo *info); 589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint RISCOS_ToggleFullScreen(_THIS, int fullscreen); 609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Mouse checking */ 619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid RISCOS_CheckMouseMode(_THIS); 629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern SDL_GrabMode RISCOS_GrabInput(_THIS, SDL_GrabMode mode); 639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Fullscreen mode functions */ 659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern SDL_Surface *FULLSCREEN_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); 669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern void FULLSCREEN_BuildModeList(_THIS); 679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern void FULLSCREEN_SetDeviceMode(_THIS); 689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern int FULLSCREEN_ToggleFromWimp(_THIS); 699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Wimp mode functions */ 719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern SDL_Surface *WIMP_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); 729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern void WIMP_DeleteWindow(_THIS); 739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern int WIMP_ToggleFromFullScreen(_THIS); 749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Hardware surface functions - common to WIMP and FULLSCREEN */ 769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int RISCOS_AllocHWSurface(_THIS, SDL_Surface *surface); 779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int RISCOS_LockHWSurface(_THIS, SDL_Surface *surface); 789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void RISCOS_UnlockHWSurface(_THIS, SDL_Surface *surface); 799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void RISCOS_FreeHWSurface(_THIS, SDL_Surface *surface); 809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* RISC OS driver bootstrap functions */ 829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int RISCOS_Available(void) 849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(1); 869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void RISCOS_DeleteDevice(SDL_VideoDevice *device) 899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(device->hidden); 919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(device); 929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_VideoDevice *RISCOS_CreateDevice(int devindex) 959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_VideoDevice *device; 979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Initialize all variables that we clean on shutdown */ 999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); 1009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( device ) { 1019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memset(device, 0, (sizeof *device)); 1029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->hidden = (struct SDL_PrivateVideoData *) 1039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_malloc((sizeof *device->hidden)); 1049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( (device == NULL) || (device->hidden == NULL) ) { 1069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_OutOfMemory(); 1079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( device ) { 1089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(device); 1099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 1119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memset(device->hidden, 0, (sizeof *device->hidden)); 1139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Set the function pointers */ 1159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->VideoInit = RISCOS_VideoInit; 1169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->VideoQuit = RISCOS_VideoQuit; 1179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->ListModes = RISCOS_ListModes; 1199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->SetVideoMode = RISCOS_SetVideoMode; 1209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->CreateYUVOverlay = NULL; 1219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->AllocHWSurface = RISCOS_AllocHWSurface; 1229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->CheckHWBlit = NULL; 1239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->FillHWRect = NULL; 1249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->SetHWColorKey = NULL; 1259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->SetHWAlpha = NULL; 1269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->LockHWSurface = RISCOS_LockHWSurface; 1279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->UnlockHWSurface = RISCOS_UnlockHWSurface; 1289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->FreeHWSurface = RISCOS_FreeHWSurface; 1299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->FreeWMCursor = RISCOS_FreeWMCursor; 1319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->CreateWMCursor = RISCOS_CreateWMCursor; 1329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->CheckMouseMode = RISCOS_CheckMouseMode; 1339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->GrabInput = RISCOS_GrabInput; 1349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->InitOSKeymap = RISCOS_InitOSKeymap; 1369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->GetWMInfo = RISCOS_GetWmInfo; 1389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->free = RISCOS_DeleteDevice; 1409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Can't get Toggle screen to work if program starts up in Full screen mode so 1429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall disable it here and re-enable it when a wimp screen is chosen */ 1439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->ToggleFullScreen = NULL; /*RISCOS_ToggleFullScreen;*/ 1449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Set other entries for fullscreen mode */ 1469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall FULLSCREEN_SetDeviceMode(device); 1479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Mouse pointer needs to use the WIMP ShowCursor version so 1499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall that it doesn't modify the pointer until the SDL Window is 1509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall entered or the application goes full screen */ 1519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->ShowWMCursor = WIMP_ShowWMCursor; 1529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return device; 1549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallVideoBootStrap RISCOS_bootstrap = { 1579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RISCOSVID_DRIVER_NAME, "RISC OS video driver", 1589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RISCOS_Available, RISCOS_CreateDevice 1599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall}; 1609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint RISCOS_VideoInit(_THIS, SDL_PixelFormat *vformat) 1639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall _kernel_swi_regs regs; 1659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int vars[4], vals[3]; 1669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (RISCOS_InitTask() == 0) 1689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_SetError("Unable to start task"); 1709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 1719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vars[0] = 9; /* Log base 2 bpp */ 1749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vars[1] = 11; /* XWndLimit - num x pixels -1 */ 1759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vars[2] = 12; /* YWndLimit - num y pixels -1 */ 1769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vars[3] = -1; /* Terminate list */ 1779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall regs.r[0] = (int)vars; 1789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall regs.r[1] = (int)vals; 1799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall _kernel_swi(OS_ReadVduVariables, ®s, ®s); 1819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BitsPerPixel = (1 << vals[0]); 1829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Determine the current screen size */ 1849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->info.current_w = vals[1] + 1; 1859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->info.current_h = vals[2] + 1; 1869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Minimum bpp for SDL is 8 */ 1889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (vformat->BitsPerPixel < 8) vformat->BitsPerPixel = 8; 1899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall switch (vformat->BitsPerPixel) 1929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 15: 1949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 16: 1959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Bmask = 0x00007c00; 1969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Gmask = 0x000003e0; 1979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Rmask = 0x0000001f; 1989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BitsPerPixel = 16; /* SDL wants actual number of bits used */ 1999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BytesPerPixel = 2; 2009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 24: 2039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 32: 2049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Bmask = 0x00ff0000; 2059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Gmask = 0x0000ff00; 2069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Rmask = 0x000000ff; 2079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BytesPerPixel = 4; 2089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall default: 2119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Bmask = 0; 2129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Gmask = 0; 2139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->Rmask = 0; 2149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BytesPerPixel = 1; 2159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Fill in some window manager capabilities */ 2199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->info.wm_available = 1; 2209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* We're done! */ 2229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 2239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Note: If we are terminated, this could be called in the middle of 2269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall another SDL video routine -- notably UpdateRects. 2279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 2289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid RISCOS_VideoQuit(_THIS) 2299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RISCOS_ExitTask(); 2319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (this->hidden->alloc_bank) SDL_free(this->hidden->alloc_bank); 2339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->hidden->alloc_bank = 0; 2349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallSDL_Rect **RISCOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) 2389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (flags & SDL_FULLSCREEN) 2409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Build mode list when first required. */ 2429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (SDL_nummodes[0] == 0) FULLSCREEN_BuildModeList(this); 2439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]); 2459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else 2469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return (SDL_Rect **)-1; 2479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Set up video mode */ 2519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallSDL_Surface *RISCOS_SetVideoMode(_THIS, SDL_Surface *current, 2529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int width, int height, int bpp, Uint32 flags) 2539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (flags & SDL_FULLSCREEN) 2559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RISCOS_StoreWimpMode(); 2579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Dump wimp window on switch to full screen */ 2589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (this->hidden->window_handle) WIMP_DeleteWindow(this); 2599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return FULLSCREEN_SetVideoMode(this, current, width, height, bpp, flags); 2619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else 2629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RISCOS_RestoreWimpMode(); 2649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return WIMP_SetVideoMode(this, current, width, height, bpp, flags); 2659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* We don't actually allow hardware surfaces other than the main one */ 2709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int RISCOS_AllocHWSurface(_THIS, SDL_Surface *surface) 2719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(-1); 2739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void RISCOS_FreeHWSurface(_THIS, SDL_Surface *surface) 2759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 2779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* We need to wait for vertical retrace on page flipped displays */ 2809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int RISCOS_LockHWSurface(_THIS, SDL_Surface *surface) 2819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 2839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void RISCOS_UnlockHWSurface(_THIS, SDL_Surface *surface) 2869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 2889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo *info) 2929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_VERSION(&(info->version)); 2949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall info->wimpVersion = RISCOS_GetWimpVersion(); 2959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall info->taskHandle = RISCOS_GetTaskHandle(); 2969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall info->window = this->hidden->window_handle; 2979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 1; 2999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Toggle full screen mode. 3019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Returns 1 if successful otherwise 0 3029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 3039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint RISCOS_ToggleFullScreen(_THIS, int fullscreen) 3059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (fullscreen) 3079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return FULLSCREEN_ToggleFromWimp(this); 3099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else 3109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return WIMP_ToggleFromFullScreen(this); 3129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 3159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 317