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annotate src/video/riscos/SDL_riscosvideo.c @ 1358:c71e05b4dc2e

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More header massaging... works great on Windows. ;-)
author Sam Lantinga <slouken@libsdl.org>
date Fri, 10 Feb 2006 06:48:43 +0000
parents 604d73db6802
children 19418e4422cb
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2004 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /*
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24 File added by Alan Buckley (alan_baa@hotmail.com) for RISC OS compatability
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25 23 March 2003
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26
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27 Implements RISC OS display device management.
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28 Routines for full screen and wimp modes are split
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29 into other source files.
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30 */
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31
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32 #include "SDL_video.h"
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33 #include "SDL_mouse.h"
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34 #include "SDL_syswm.h"
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35 #include "SDL_sysvideo.h"
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36 #include "SDL_pixels_c.h"
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37 #include "SDL_events_c.h"
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38
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39 #include "SDL_riscostask.h"
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40 #include "SDL_riscosvideo.h"
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41 #include "SDL_riscosevents_c.h"
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42 #include "SDL_riscosmouse_c.h"
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43
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44 #include "kernel.h"
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45 #include "swis.h"
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46
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47 #define RISCOSVID_DRIVER_NAME "riscos"
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48
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49 /* Initialization/Query functions */
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50 static int RISCOS_VideoInit(_THIS, SDL_PixelFormat *vformat);
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51 static void RISCOS_VideoQuit(_THIS);
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52
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53 static SDL_Rect **RISCOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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54 static SDL_Surface *RISCOS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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55
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56 int RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo *info);
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57
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58 int RISCOS_ToggleFullScreen(_THIS, int fullscreen);
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59 /* Mouse checking */
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60 void RISCOS_CheckMouseMode(_THIS);
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61 extern SDL_GrabMode RISCOS_GrabInput(_THIS, SDL_GrabMode mode);
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62
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63 /* Fullscreen mode functions */
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64 extern SDL_Surface *FULLSCREEN_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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65 extern void FULLSCREEN_BuildModeList(_THIS);
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66 extern void FULLSCREEN_SetDeviceMode(_THIS);
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67 extern int FULLSCREEN_ToggleFromWimp(_THIS);
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68
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69 /* Wimp mode functions */
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70 extern SDL_Surface *WIMP_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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71 extern void WIMP_DeleteWindow(_THIS);
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72 extern int WIMP_ToggleFromFullScreen(_THIS);
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73
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74 /* Hardware surface functions - common to WIMP and FULLSCREEN */
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75 static int RISCOS_AllocHWSurface(_THIS, SDL_Surface *surface);
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76 static int RISCOS_LockHWSurface(_THIS, SDL_Surface *surface);
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77 static void RISCOS_UnlockHWSurface(_THIS, SDL_Surface *surface);
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78 static void RISCOS_FreeHWSurface(_THIS, SDL_Surface *surface);
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79
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80 /* RISC OS driver bootstrap functions */
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81
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82 static int RISCOS_Available(void)
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83 {
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84 return(1);
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85 }
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86
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87 static void RISCOS_DeleteDevice(SDL_VideoDevice *device)
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88 {
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89 SDL_free(device->hidden);
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90 SDL_free(device);
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91 }
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92
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93 static SDL_VideoDevice *RISCOS_CreateDevice(int devindex)
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94 {
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95 SDL_VideoDevice *device;
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96
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97 /* Initialize all variables that we clean on shutdown */
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98 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
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99 if ( device ) {
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100 SDL_memset(device, 0, (sizeof *device));
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101 device->hidden = (struct SDL_PrivateVideoData *)
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102 SDL_malloc((sizeof *device->hidden));
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103 }
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104 if ( (device == NULL) || (device->hidden == NULL) ) {
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105 SDL_OutOfMemory();
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106 if ( device ) {
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107 SDL_free(device);
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108 }
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109 return(0);
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110 }
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111 SDL_memset(device->hidden, 0, (sizeof *device->hidden));
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112
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113 /* Set the function pointers */
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114 device->VideoInit = RISCOS_VideoInit;
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115 device->VideoQuit = RISCOS_VideoQuit;
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116
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117 device->ListModes = RISCOS_ListModes;
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118 device->SetVideoMode = RISCOS_SetVideoMode;
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119 device->CreateYUVOverlay = NULL;
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120 device->AllocHWSurface = RISCOS_AllocHWSurface;
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121 device->CheckHWBlit = NULL;
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122 device->FillHWRect = NULL;
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123 device->SetHWColorKey = NULL;
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124 device->SetHWAlpha = NULL;
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125 device->LockHWSurface = RISCOS_LockHWSurface;
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126 device->UnlockHWSurface = RISCOS_UnlockHWSurface;
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127 device->FreeHWSurface = RISCOS_FreeHWSurface;
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128
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129 device->FreeWMCursor = RISCOS_FreeWMCursor;
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130 device->CreateWMCursor = RISCOS_CreateWMCursor;
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131 device->CheckMouseMode = RISCOS_CheckMouseMode;
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132 device->GrabInput = RISCOS_GrabInput;
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133
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134 device->InitOSKeymap = RISCOS_InitOSKeymap;
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135
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136 device->GetWMInfo = RISCOS_GetWmInfo;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 device->free = RISCOS_DeleteDevice;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 /* Can't get Toggle screen to work if program starts up in Full screen mode so
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 disable it here and re-enable it when a wimp screen is chosen */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 device->ToggleFullScreen = NULL; /*RISCOS_ToggleFullScreen;*/
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 /* Set other entries for fullscreen mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 FULLSCREEN_SetDeviceMode(device);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
147 /* Mouse pointer needs to use the WIMP ShowCursor version so
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
148 that it doesn't modify the pointer until the SDL Window is
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
149 entered or the application goes full screen */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
150 device->ShowWMCursor = WIMP_ShowWMCursor;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
151
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 return device;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 VideoBootStrap RISCOS_bootstrap = {
1035
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
156 RISCOSVID_DRIVER_NAME, "RISC OS video driver",
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 RISCOS_Available, RISCOS_CreateDevice
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 };
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 int RISCOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 if (RISCOS_InitTask() == 0)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 SDL_SetError("Unable to start task");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 return 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 regs.r[0] = -1; /* Current mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 regs.r[1] = 9; /* Log base 2 bpp */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173
687
91400ecf307d Date: Mon, 11 Aug 2003 22:49:06 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 630
diff changeset
174 _kernel_swi(OS_ReadModeVariable, &regs, &regs);
91400ecf307d Date: Mon, 11 Aug 2003 22:49:06 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 630
diff changeset
175 vformat->BitsPerPixel = (1 << regs.r[2]);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 /* Minimum bpp for SDL is 8 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 if (vformat->BitsPerPixel < 8) vformat->BitsPerPixel = 8;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 switch (vformat->BitsPerPixel)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 case 15:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 case 16:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 vformat->Bmask = 0x00007c00;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 vformat->Gmask = 0x000003e0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187 vformat->Rmask = 0x0000001f;
687
91400ecf307d Date: Mon, 11 Aug 2003 22:49:06 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 630
diff changeset
188 vformat->BitsPerPixel = 16; /* SDL wants actual number of bits used */
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 vformat->BytesPerPixel = 2;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 case 24:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 case 32:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 vformat->Bmask = 0x00ff0000;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 vformat->Gmask = 0x0000ff00;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 vformat->Rmask = 0x000000ff;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 vformat->BytesPerPixel = 4;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 default:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 vformat->Bmask = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 vformat->Gmask = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 vformat->Rmask = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 vformat->BytesPerPixel = 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 /* Fill in some window manager capabilities */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 this->info.wm_available = 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 /* We're done! */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 /* Note: If we are terminated, this could be called in the middle of
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 another SDL video routine -- notably UpdateRects.
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 void RISCOS_VideoQuit(_THIS)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 RISCOS_ExitTask();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
222 if (this->hidden->alloc_bank) SDL_free(this->hidden->alloc_bank);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 this->hidden->alloc_bank = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 SDL_Rect **RISCOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 if (flags & SDL_FULLSCREEN)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 /* Build mode list when first required. */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 if (SDL_nummodes[0] == 0) FULLSCREEN_BuildModeList(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 } else
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 return (SDL_Rect **)-1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 /* Set up video mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 SDL_Surface *RISCOS_SetVideoMode(_THIS, SDL_Surface *current,
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 int width, int height, int bpp, Uint32 flags)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 if (flags & SDL_FULLSCREEN)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 RISCOS_StoreWimpMode();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 /* Dump wimp window on switch to full screen */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 if (this->hidden->window_handle) WIMP_DeleteWindow(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 return FULLSCREEN_SetVideoMode(this, current, width, height, bpp, flags);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 } else
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 RISCOS_RestoreWimpMode();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 return WIMP_SetVideoMode(this, current, width, height, bpp, flags);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 /* We don't actually allow hardware surfaces other than the main one */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 static int RISCOS_AllocHWSurface(_THIS, SDL_Surface *surface)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 return(-1);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 static void RISCOS_FreeHWSurface(_THIS, SDL_Surface *surface)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 return;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 /* We need to wait for vertical retrace on page flipped displays */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 static int RISCOS_LockHWSurface(_THIS, SDL_Surface *surface)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 static void RISCOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 return;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280
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281 int RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo *info)
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282 {
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283 SDL_VERSION(&(info->version));
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284 info->wimpVersion = RISCOS_GetWimpVersion();
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285 info->taskHandle = RISCOS_GetTaskHandle();
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286 info->window = this->hidden->window_handle;
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287
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288 return 1;
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289 }
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290 /* Toggle full screen mode.
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291 Returns 1 if successful otherwise 0
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292 */
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293
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294 int RISCOS_ToggleFullScreen(_THIS, int fullscreen)
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295 {
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296 if (fullscreen)
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297 {
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298 return FULLSCREEN_ToggleFromWimp(this);
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299 } else
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300 {
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301 return WIMP_ToggleFromFullScreen(this);
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302 }
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303
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304 return 0;
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305 }
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306