Mercurial > sdl-ios-xcode
annotate src/video/riscos/SDL_riscosFullScreenVideo.c @ 949:e0d96eb0af19
I don't know how this got missed, but...
author | Sam Lantinga <slouken@libsdl.org> |
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date | Tue, 24 Aug 2004 07:40:14 +0000 |
parents | b8d311d90021 |
children | f72cc0c7305f |
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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@devolution.com |
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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 RISCOS compatability |
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25 27 March 2003 |
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26 |
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27 Implements RISCOS full screen display. |
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28 */ |
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29 |
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30 #include <stdio.h> |
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31 #include <stdlib.h> |
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32 #include <string.h> |
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33 |
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34 #include "SDL.h" |
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35 #include "SDL_error.h" |
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36 #include "SDL_video.h" |
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37 #include "SDL_mouse.h" |
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38 #include "SDL_sysvideo.h" |
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39 #include "SDL_pixels_c.h" |
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40 #include "SDL_events_c.h" |
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41 |
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42 #include "SDL_riscostask.h" |
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43 #include "SDL_riscosvideo.h" |
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44 #include "SDL_riscosevents_c.h" |
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45 #include "SDL_riscosmouse_c.h" |
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46 |
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47 #include "kernel.h" |
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48 #include "swis.h" |
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49 #include "unixlib/os.h" |
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50 #include "unixlib/local.h" |
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51 |
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52 /* Private structures */ |
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53 typedef struct tagScreenModeBlock |
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54 { |
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55 int flags; // mode selector flags, bit 0 = 1, bit 1-7 format specifier, 8-31 reserved |
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56 int x_pixels; |
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57 int y_pixels; |
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58 int pixel_depth; // 2^pixel_depth = bpp,i.e. 0 = 1, 1 = 2, 4 = 16, 5 = 32 |
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59 int frame_rate; // -1 use first match |
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60 int mode_vars[5]; // array of index, value pairs terminated by -1 |
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61 } SCREENMODEBLOCK; |
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62 |
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63 |
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64 /* Helper functions */ |
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65 void FULLSCREEN_SetDeviceMode(_THIS); |
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66 int FULLSCREEN_SetMode(int width, int height, int bpp); |
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67 void FULLSCREEN_SetupBanks(_THIS); |
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68 |
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69 /* SDL video device functions for fullscreen mode */ |
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70 static int FULLSCREEN_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); |
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71 static int FULLSCREEN_FlipHWSurface(_THIS, SDL_Surface *surface); |
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72 static void FULLSCREEN_UpdateRects(_THIS, int numrects, SDL_Rect *rects); |
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73 void FULLSCREEN_SetWMCaption(_THIS, const char *title, const char *icon); |
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74 extern int RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo *info); |
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75 |
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76 /* Local helper functions */ |
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77 static int cmpmodes(const void *va, const void *vb); |
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78 static int FULLSCREEN_AddMode(_THIS, int bpp, int w, int h); |
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79 void FULLSCREEN_SetWriteBank(int bank); |
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80 void FULLSCREEN_SetDisplayBank(int bank); |
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81 static void FULLSCREEN_DisableEscape(); |
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82 static void FULLSCREEN_EnableEscape(); |
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83 void FULLSCREEN_BuildModeList(_THIS); |
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84 |
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85 /* Following variable is set up in riskosTask.c */ |
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86 extern int riscos_backbuffer; /* Create a back buffer in system memory for full screen mode */ |
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87 |
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88 |
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89 |
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90 SDL_Surface *FULLSCREEN_SetVideoMode(_THIS, SDL_Surface *current, |
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91 int width, int height, int bpp, Uint32 flags) |
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92 { |
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93 _kernel_swi_regs regs; |
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94 Uint32 Rmask = 0; |
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95 Uint32 Gmask = 0; |
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96 Uint32 Bmask = 0; |
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97 int create_back_buffer = riscos_backbuffer; |
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98 |
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99 switch(bpp) |
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100 { |
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101 case 8: |
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102 flags |= SDL_HWPALETTE; |
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103 break; |
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104 |
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105 case 15: |
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106 case 16: |
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107 Bmask = 0x00007c00; |
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108 Gmask = 0x000003e0; |
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109 Rmask = 0x0000001f; |
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110 break; |
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111 |
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112 case 32: |
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113 Bmask = 0x00ff0000; |
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114 Gmask = 0x0000ff00; |
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115 Rmask = 0x000000ff; |
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116 break; |
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117 |
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118 default: |
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119 SDL_SetError("Pixel depth not supported"); |
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120 return NULL; |
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121 break; |
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122 } |
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123 |
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124 if (FULLSCREEN_SetMode(width, height, bpp) == 0) |
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125 { |
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126 SDL_SetError("Couldn't set requested mode"); |
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127 return (NULL); |
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128 } |
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129 |
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130 /* printf("Setting mode %dx%d\n", width, height); */ |
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131 |
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132 /* Allocate the new pixel format for the screen */ |
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133 if ( ! SDL_ReallocFormat(current, bpp, Rmask, Gmask, Bmask, 0) ) { |
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134 RISCOS_RestoreWimpMode(); |
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135 SDL_SetError("Couldn't allocate new pixel format for requested mode"); |
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136 return(NULL); |
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137 } |
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138 |
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139 /* Set up the new mode framebuffer */ |
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140 current->w = width; |
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141 this->hidden->height = current->h = height; |
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142 |
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143 regs.r[0] = -1; /* -1 for current screen mode */ |
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144 |
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145 /* Get screen width in bytes */ |
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146 regs.r[1] = 6; // Screen Width in bytes |
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147 _kernel_swi(OS_ReadModeVariable, ®s, ®s); |
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148 |
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149 current->pitch = regs.r[2]; |
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150 |
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151 if (flags & SDL_DOUBLEBUF) |
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152 { |
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153 regs.r[0] = 2; /* Screen area */ |
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154 _kernel_swi(OS_ReadDynamicArea, ®s, ®s); |
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155 |
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156 /* Reg 1 has amount of memory currently used for display */ |
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157 regs.r[0] = 2; /* Screen area */ |
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158 regs.r[1] = (current->pitch * height * 2) - regs.r[1]; |
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159 if (_kernel_swi(OS_ChangeDynamicArea, ®s, ®s) != NULL) |
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160 { |
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161 /* Can't allocate enough screen memory for double buffer */ |
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162 flags &= ~SDL_DOUBLEBUF; |
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163 } |
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164 } |
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165 |
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166 current->flags = flags | SDL_FULLSCREEN | SDL_HWSURFACE | SDL_PREALLOC; |
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167 |
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168 |
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169 /* Need to set display banks here for double buffering */ |
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170 if (flags & SDL_DOUBLEBUF) |
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171 { |
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172 FULLSCREEN_SetWriteBank(0); |
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173 FULLSCREEN_SetDisplayBank(1); |
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174 |
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175 create_back_buffer = 0; /* Don't need a back buffer for a double buffered display */ |
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176 } |
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177 |
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178 FULLSCREEN_SetupBanks(this); |
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179 |
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180 if (create_back_buffer) |
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181 { |
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182 /* If not double buffered we may need to create a memory |
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183 ** back buffer to simulate processing on other OS's. |
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184 ** This is turned on by setting the enviromental variable |
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185 ** SDL$<name>$BackBuffer to 1 |
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186 */ |
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187 this->hidden->bank[0] = malloc(height * current->pitch); |
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188 if (this->hidden->bank[0] == 0) |
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189 { |
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190 RISCOS_RestoreWimpMode(); |
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191 SDL_SetError("Couldnt allocate memory for back buffer"); |
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192 return (NULL); |
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193 } |
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194 /* Surface updated in programs is now a software surface */ |
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195 current->flags &= ~SDL_HWSURFACE; |
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196 } |
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197 |
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198 /* Store address of allocated screen bank to be freed later */ |
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199 if (this->hidden->alloc_bank) free(this->hidden->alloc_bank); |
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200 if (create_back_buffer) |
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201 { |
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202 this->hidden->alloc_bank = this->hidden->bank[0]; |
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203 } else |
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204 this->hidden->alloc_bank = 0; |
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205 |
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206 // Clear both banks to black |
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207 memset(this->hidden->bank[0], 0, height * current->pitch); |
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208 memset(this->hidden->bank[1], 0, height * current->pitch); |
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209 |
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210 this->hidden->current_bank = 0; |
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211 current->pixels = this->hidden->bank[0]; |
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212 |
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213 /* Reset device functions for the wimp */ |
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214 FULLSCREEN_SetDeviceMode(this); |
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215 |
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216 /* FULLSCREEN_DisableEscape(); */ |
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217 |
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218 /* We're done */ |
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219 return(current); |
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220 } |
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221 |
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222 /* Reset any device functions that have been changed because we have run in WIMP mode */ |
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223 void FULLSCREEN_SetDeviceMode(_THIS) |
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224 { |
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225 if (this->SetColors == FULLSCREEN_SetColors) return; /* Already set up */ |
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226 |
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227 this->SetColors = FULLSCREEN_SetColors; |
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228 this->UpdateRects = FULLSCREEN_UpdateRects; |
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229 |
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230 this->FlipHWSurface = FULLSCREEN_FlipHWSurface; |
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231 |
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232 this->SetCaption = FULLSCREEN_SetWMCaption; |
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233 this->SetIcon = NULL; |
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234 this->IconifyWindow = NULL; |
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235 |
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236 this->ShowWMCursor = RISCOS_ShowWMCursor; |
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237 this->WarpWMCursor = FULLSCREEN_WarpWMCursor; |
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238 |
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239 this->PumpEvents = FULLSCREEN_PumpEvents; |
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240 } |
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241 |
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242 /* Query for the list of available video modes */ |
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243 void FULLSCREEN_BuildModeList(_THIS) |
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244 { |
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245 _kernel_swi_regs regs; |
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246 char *enumInfo = NULL; |
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247 char *enum_ptr; |
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248 int *blockInfo; |
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249 int j; |
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250 int num_modes; |
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251 |
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252 /* Find out how much space we need */ |
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253 regs.r[0] = 2; /* Reason code */ |
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254 regs.r[2] = 0; /* Number of modes to skip */ |
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255 regs.r[6] = 0; /* pointer to block or 0 for count */ |
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256 regs.r[7] = 0; /* Size of block in bytes */ |
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257 _kernel_swi(OS_ScreenMode, ®s, ®s); |
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258 |
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259 num_modes = -regs.r[2]; |
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260 |
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261 /* Video memory should be in r[5] */ |
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262 this->info.video_mem = regs.r[5]/1024; |
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263 |
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264 enumInfo = (unsigned char *)malloc(-regs.r[7]); |
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265 if (enumInfo == NULL) |
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266 { |
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267 SDL_OutOfMemory(); |
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268 return; |
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269 } |
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270 /* Read mode information into block */ |
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271 regs.r[2] = 0; |
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272 regs.r[6] = (int)enumInfo; |
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273 regs.r[7] = -regs.r[7]; |
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274 _kernel_swi(OS_ScreenMode, ®s, ®s); |
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275 |
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276 enum_ptr = enumInfo; |
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277 |
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278 for (j =0; j < num_modes;j++) |
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279 { |
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280 blockInfo = (int *)enum_ptr; |
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281 if ((blockInfo[1] & 255) == 1) /* We understand this format */ |
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282 { |
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283 switch(blockInfo[4]) |
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284 { |
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285 case 3: /* 8 bits per pixel */ |
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286 FULLSCREEN_AddMode(this, 8, blockInfo[2], blockInfo[3]); |
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287 break; |
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288 case 4: /* 15 bits per pixel */ |
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289 FULLSCREEN_AddMode(this, 15, blockInfo[2], blockInfo[3]); |
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290 break; |
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291 case 5: /* 32 bits per pixel */ |
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292 FULLSCREEN_AddMode(this, 32, blockInfo[2], blockInfo[3]); |
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293 break; |
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294 } |
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295 } |
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296 |
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297 enum_ptr += blockInfo[0]; |
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298 } |
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299 |
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300 free(enumInfo); |
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301 |
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302 /* Sort the mode lists */ |
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303 for ( j=0; j<NUM_MODELISTS; ++j ) { |
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304 if ( SDL_nummodes[j] > 0 ) { |
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305 qsort(SDL_modelist[j], SDL_nummodes[j], sizeof *SDL_modelist[j], cmpmodes); |
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306 } |
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307 } |
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308 } |
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309 |
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310 static int FULLSCREEN_FlipHWSurface(_THIS, SDL_Surface *surface) |
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311 { |
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312 _kernel_swi_regs regs; |
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313 regs.r[0] = 19; |
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314 /* Wait for Vsync */ |
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315 _kernel_swi(OS_Byte, ®s, ®s); |
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316 |
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317 FULLSCREEN_SetDisplayBank(this->hidden->current_bank); |
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318 this->hidden->current_bank ^= 1; |
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319 FULLSCREEN_SetWriteBank(this->hidden->current_bank); |
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320 surface->pixels = this->hidden->bank[this->hidden->current_bank]; |
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321 |
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322 return(0); |
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323 } |
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324 |
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325 static void FULLSCREEN_UpdateRects(_THIS, int numrects, SDL_Rect *rects) |
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326 { |
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327 if (riscos_backbuffer && (this->screen->flags & SDL_DOUBLEBUF) == 0) |
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328 { |
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329 /* If not double buffered copy rectangles to main screen now */ |
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330 int j; |
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331 char *to, *from; |
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332 int pitch = this->screen->pitch; |
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333 int row; |
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334 int xmult = this->screen->format->BytesPerPixel; |
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335 for (j = 0; j < numrects; j++) |
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336 { |
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337 from = this->hidden->bank[0] + rects->x * xmult + rects->y * pitch; |
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338 to = this->hidden->bank[1] + rects->x * xmult + rects->y * pitch; |
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339 for (row = 0; row < rects->h; row++) |
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340 { |
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341 memcpy(to, from, rects->w * xmult); |
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342 from += pitch; |
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343 to += pitch; |
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344 } |
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345 rects++; |
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346 } |
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347 } |
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348 } |
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349 |
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350 int FULLSCREEN_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
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351 { |
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352 _kernel_swi_regs regs; |
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353 int palette[256]; |
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354 |
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355 regs.r[0] = -1; |
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356 regs.r[1] = -1; |
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357 regs.r[2] = (int)palette; |
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358 regs.r[3] = 1024; |
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359 regs.r[4] = 0; |
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360 _kernel_swi(ColourTrans_ReadPalette, ®s, ®s); |
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361 |
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362 while(ncolors--) |
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363 { |
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364 palette[firstcolor] = ((colors->b) << 24) | ((colors->g) << 16) | ((colors->r) << 8); |
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365 firstcolor++; |
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366 colors++; |
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367 } |
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368 |
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369 regs.r[0] = -1; |
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370 regs.r[1] = -1; |
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371 regs.r[2] = (int)palette; |
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372 regs.r[3] = 0; |
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373 regs.r[4] = 0; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
374 _kernel_swi(ColourTrans_WritePalette, ®s, ®s); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
375 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
376 return(1); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
377 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
378 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
379 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
380 static int cmpmodes(const void *va, const void *vb) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
381 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
382 SDL_Rect *a = *(SDL_Rect **)va; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
383 SDL_Rect *b = *(SDL_Rect **)vb; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
384 if(a->w > b->w) |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
385 return -1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
386 return b->h - a->h; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
387 } |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
388 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
389 static int FULLSCREEN_AddMode(_THIS, int bpp, int w, int h) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
390 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
391 SDL_Rect *mode; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
392 int i, index; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
393 int next_mode; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
394 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
395 /* Check to see if we already have this mode */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
396 if ( bpp < 8 ) { /* Not supported */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
397 return(0); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
398 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
399 index = ((bpp+7)/8)-1; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
400 for ( i=0; i<SDL_nummodes[index]; ++i ) { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
401 mode = SDL_modelist[index][i]; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
402 if ( (mode->w == w) && (mode->h == h) ) { |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
403 return(0); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
404 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
405 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
406 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
407 /* Set up the new video mode rectangle */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
408 mode = (SDL_Rect *)malloc(sizeof *mode); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
409 if ( mode == NULL ) { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
410 SDL_OutOfMemory(); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
411 return(-1); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
412 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
413 mode->x = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
414 mode->y = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
415 mode->w = w; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
416 mode->h = h; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
417 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
418 /* Allocate the new list of modes, and fill in the new mode */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
419 next_mode = SDL_nummodes[index]; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
420 SDL_modelist[index] = (SDL_Rect **) |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
421 realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
422 if ( SDL_modelist[index] == NULL ) { |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
423 SDL_OutOfMemory(); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
424 SDL_nummodes[index] = 0; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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|
425 free(mode); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
426 return(-1); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
427 } |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
428 SDL_modelist[index][next_mode] = mode; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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|
429 SDL_modelist[index][next_mode+1] = NULL; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
430 SDL_nummodes[index]++; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
431 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
432 return(0); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
433 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
434 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
435 void FULLSCREEN_SetWriteBank(int bank) |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
436 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
437 _kernel_swi_regs regs; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
438 regs.r[0] = 112; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
439 regs.r[1] = bank+1; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
440 _kernel_swi(OS_Byte, ®s, ®s); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
441 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
442 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 void FULLSCREEN_SetDisplayBank(int bank) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
445 _kernel_swi_regs regs; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
446 regs.r[0] = 113; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
447 regs.r[1] = bank+1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 _kernel_swi(OS_Byte, ®s, ®s); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
449 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
450 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
451 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
452 /** Disable special escape key processing */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
453 static void FULLSCREEN_DisableEscape() |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
454 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
455 _kernel_swi_regs regs; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
456 regs.r[0] = 229; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
457 regs.r[1] = 1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
458 regs.r[2] = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
459 _kernel_swi(OS_Byte, ®s, ®s); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
461 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
462 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
463 /** Enable special escape key processing */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
464 static void FULLSCREEN_EnableEscape() |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
466 _kernel_swi_regs regs; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
467 regs.r[0] = 229; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
468 regs.r[1] = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
469 regs.r[2] = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
470 _kernel_swi(OS_Byte, ®s, ®s); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
472 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
473 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
474 /** Store caption in case this is called before we create a window */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
475 void FULLSCREEN_SetWMCaption(_THIS, const char *title, const char *icon) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
476 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
477 strncpy(this->hidden->title, title, 255); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 this->hidden->title[255] = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
481 /* Set screen mode |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
482 * |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
483 * Returns 1 if mode is set ok, otherwise 0 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
484 */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
485 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 int FULLSCREEN_SetMode(int width, int height, int bpp) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
487 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
488 SCREENMODEBLOCK smb; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
489 _kernel_swi_regs regs; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
490 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
491 smb.flags = 1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 smb.x_pixels = width; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
493 smb.y_pixels = height; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
494 smb.mode_vars[0] = -1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
495 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 switch(bpp) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
498 case 8: |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
499 smb.pixel_depth = 3; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
500 /* Note: Need to set ModeFlags to 128 and NColour variables to 255 get full 8 bit palette */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
501 smb.mode_vars[0] = 0; smb.mode_vars[1] = 128; /* Mode flags */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 smb.mode_vars[2] = 3; smb.mode_vars[3] = 255; /* NColour (number of colours -1) */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
503 smb.mode_vars[4] = -1; /* End of list */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
504 break; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
505 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
506 case 15: |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
507 case 16: |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
508 smb.pixel_depth = 4; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
509 break; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
510 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
511 case 32: |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
512 smb.pixel_depth = 5; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
513 break; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
514 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
515 default: |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
516 SDL_SetError("Pixel depth not supported"); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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517 return 0; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
518 break; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
519 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
520 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
521 smb.frame_rate = -1; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
522 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
523 regs.r[0] = 0; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
524 regs.r[1] = (int)&smb; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
525 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
526 if (_kernel_swi(OS_ScreenMode, ®s, ®s) != 0) |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
527 { |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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|
528 SDL_SetError("Couldn't set requested mode"); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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529 return 0; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
530 } |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
531 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
532 /* Turn cursor off*/ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
533 _kernel_oswrch(23);_kernel_oswrch(1);_kernel_oswrch(0); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
534 _kernel_oswrch(0);_kernel_oswrch(0);_kernel_oswrch(0); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
535 _kernel_oswrch(0);_kernel_oswrch(0);_kernel_oswrch(0); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
536 _kernel_oswrch(0);_kernel_oswrch(0); |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
537 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
538 return 1; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
539 } |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
540 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
541 /* Get Start addresses for the screen banks */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
542 void FULLSCREEN_SetupBanks(_THIS) |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
543 { |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
544 _kernel_swi_regs regs; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
545 int block[5]; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
546 block[0] = 148; /* Write screen start */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
547 block[1] = 149; /* Display screen start */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
548 block[2] = 4; /* X eig factor */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
549 block[3] = 5; /* Y eig factor */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
550 block[4] = -1; /* End of list of variables to request */ |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
551 |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
552 regs.r[0] = (int)block; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
553 regs.r[1] = (int)block; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
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|
554 _kernel_swi(OS_ReadVduVariables, ®s, ®s); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
555 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
556 this->hidden->bank[0] = (void *)block[0]; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
557 this->hidden->bank[1] = (void *)block[1]; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
558 this->hidden->xeig = block[2]; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
559 this->hidden->yeig = block[3]; |
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Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
560 } |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
561 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
562 /* Toggle to full screen mode from the WIMP */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
563 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
564 int FULLSCREEN_ToggleFromWimp(_THIS) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
565 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
566 int width = this->screen->w; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
567 int height = this->screen->h; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
568 int bpp = this->screen->format->BitsPerPixel; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
569 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
570 RISCOS_StoreWimpMode(); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
571 if (FULLSCREEN_SetMode(width, height, bpp)) |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
572 { |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
573 char *buffer = this->hidden->alloc_bank; /* This is start of sprite data */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
574 /* Support back buffer mode only */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
575 riscos_backbuffer = 1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
576 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
577 FULLSCREEN_SetupBanks(this); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
578 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
579 this->hidden->bank[0] = buffer + 60; /* Start of sprite data */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
580 if (bpp == 8) this->hidden->bank[0] += 2048; /* 8bpp sprite have palette first */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
581 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
582 this->hidden->current_bank = 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
583 this->screen->pixels = this->hidden->bank[0]; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
584 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
585 /* Copy back buffer to screen memory */ |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
586 memcpy(this->hidden->bank[1], this->hidden->bank[0], width * height * this->screen->format->BytesPerPixel); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
587 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
588 FULLSCREEN_SetDeviceMode(this); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
589 return 1; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
590 } else |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
591 RISCOS_RestoreWimpMode(); |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
592 |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
593 return 0; |
550bccdf04bd
Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
594 } |