annotate src/video/cybergfx/SDL_cgxmodes.c @ 1882:339d733e3699

Fixed bug #258 Account for the menu height in AdjustWindowRectEx()
author Sam Lantinga <slouken@libsdl.org>
date Sat, 24 Jun 2006 04:30:01 +0000
parents d910939febfa
children 782fd950bd46 c121d94672cb
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 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 Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 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 Lesser 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 Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 #include "SDL_config.h"
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23
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24 /* Utilities for getting and setting the X display mode */
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25
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26 #include "SDL_timer.h"
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27 #include "SDL_events.h"
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28 #include "../../events/SDL_events_c.h"
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29 #include "SDL_cgxvideo.h"
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30 #include "SDL_cgxwm_c.h"
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31 #include "SDL_cgxmodes_c.h"
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32
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33 #define CGX_DEBUG
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34
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35 static void set_best_resolution(_THIS, int width, int height)
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36 {
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37 Uint32 idok;
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38 int depth=8;
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39
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40 if(SDL_Display)
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41 depth=GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH);
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42
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43 idok=BestCModeIDTags(CYBRBIDTG_NominalWidth,width,
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44 CYBRBIDTG_NominalHeight,height,
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45 CYBRBIDTG_Depth,depth,
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46 TAG_DONE);
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47
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48 if(idok!=INVALID_ID)
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49 {
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50 if(SDL_Display)
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51 {
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52 if(currently_fullscreen)
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53 CloseScreen(SDL_Display);
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54 else
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55 UnlockPubScreen(NULL,SDL_Display);
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56 }
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57 SDL_Display=GFX_Display=OpenScreenTags(NULL,SA_Width,width,SA_Height,height,
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58 SA_Depth,depth,SA_DisplayID,idok,
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59 SA_ShowTitle,FALSE,
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60 TAG_DONE);
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61 }
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62 }
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63
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64 static void get_real_resolution(_THIS, int* w, int* h)
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65 {
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66 *w = /*SDL_Display->Width*/ SDL_Window->Width-SDL_Window->BorderLeft-SDL_Window->BorderRight;
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67 *h = /*SDL_Display->Height*/ SDL_Window->Height-SDL_Window->BorderBottom-SDL_Window->BorderTop;
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68 }
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69
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70 static void move_cursor_to(_THIS, int x, int y)
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71 {
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72 /* XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y); */
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73
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74 /* DA FARE! */
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75 }
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76
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77 static void add_visual(_THIS, int depth, int class)
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78 {
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79 Uint32 tID;
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80
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81 tID=BestCModeIDTags(CYBRBIDTG_Depth,depth,
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82 CYBRBIDTG_NominalWidth,640,
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83 CYBRBIDTG_NominalHeight,480,
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84 TAG_DONE);
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85
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86 if(tID!=INVALID_ID)
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87 {
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88 int n = this->hidden->nvisuals;
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89
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90 this->hidden->visuals[n].depth = depth;
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91 this->hidden->visuals[n].visual = tID;
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92 this->hidden->visuals[n].bpp = GetCyberIDAttr(CYBRIDATTR_BPPIX,tID);
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93 this->hidden->nvisuals++;
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94 }
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95 }
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96
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97 #define TrueColor 1
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98 #define PseudoColor 2
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99
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100 int CGX_GetVideoModes(_THIS)
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101 {
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102 int i;
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103 ULONG nextid;
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104 int nmodes=0;
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105
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106 SDL_modelist=NULL;
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107
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108 nextid=NextDisplayInfo(INVALID_ID);
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109
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110 while(nextid!=INVALID_ID)
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111 {
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112 if(IsCyberModeID(nextid))
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113 {
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114 DisplayInfoHandle h;
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115
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116 if(h=FindDisplayInfo(nextid))
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117 {
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118 struct DimensionInfo info;
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119
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120 if(GetDisplayInfoData(h,(char *)&info,sizeof(struct DimensionInfo),DTAG_DIMS,NULL))
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121 {
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122 int ok=0;
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123
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124 for(i=0;i<nmodes;i++)
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125 {
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126 if( SDL_modelist[i]->w == (info.Nominal.MaxX+1) &&
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127 SDL_modelist[i]->h == (info.Nominal.MaxY+1) )
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128 ok=1;
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129 }
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130
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131 if(!ok)
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132 {
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133 nmodes++;
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134
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135 SDL_modelist = (SDL_Rect **)SDL_realloc(SDL_modelist,(nmodes+1)*sizeof(SDL_Rect *));
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136 SDL_modelist[nmodes]=NULL;
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137
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138 if ( SDL_modelist )
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139 {
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140 SDL_modelist[nmodes-1] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect));
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141
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142 if ( SDL_modelist[nmodes-1] == NULL )
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143 break;
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144
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145 SDL_modelist[nmodes-1]->x = 0;
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146 SDL_modelist[nmodes-1]->y = 0;
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147 SDL_modelist[nmodes-1]->w = info.Nominal.MaxX+1;
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148 SDL_modelist[nmodes-1]->h = info.Nominal.MaxY+1;
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149 }
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150 }
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151 }
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152 }
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153 }
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154 nextid=NextDisplayInfo(nextid);
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155 }
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156
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157
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158 this->hidden->nvisuals = 0;
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159 /* Search for the visuals in deepest-first order, so that the first
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160 will be the richest one */
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161 add_visual(this, 32, TrueColor);
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162 add_visual(this, 24, TrueColor);
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163 add_visual(this, 16, TrueColor);
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164 add_visual(this, 15, TrueColor);
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165 add_visual(this, 8, PseudoColor);
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166
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167 if(this->hidden->nvisuals == 0) {
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168 SDL_SetError("Found no sufficiently capable CGX visuals");
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169 return -1;
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170 }
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171
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172 if ( SDL_modelist == NULL ) {
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173 SDL_modelist = (SDL_Rect **)SDL_malloc((1+1)*sizeof(SDL_Rect *));
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174 i = 0;
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175 if ( SDL_modelist ) {
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176 SDL_modelist[i] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect));
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177 if ( SDL_modelist[i] ) {
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178 SDL_modelist[i]->x = 0;
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179 SDL_modelist[i]->y = 0;
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180 SDL_modelist[i]->w = SDL_Display->Width;
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181 SDL_modelist[i]->h = SDL_Display->Height;
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182 ++i;
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183 }
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184 SDL_modelist[i] = NULL;
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185 }
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186 }
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187
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188 D( if ( SDL_modelist ) {
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189 bug("CGX video mode list: (%ld)\n",nmodes);
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190 for ( i=0; SDL_modelist[i]; ++i ) {
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191 bug( "\t%ld x %ld\n",
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192 SDL_modelist[i]->w, SDL_modelist[i]->h);
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193 }
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194 }
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195 );
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196
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197 D( { bug("CGX visuals list: (%ld)\n",this->hidden->nvisuals);
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198
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199 for(i=0;i<this->hidden->nvisuals;i++)
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200 bug("\t%lx - depth: %ld bpp: %ld\n",this->hidden->visuals[i].visual,this->hidden->visuals[i].depth,this->hidden->visuals[i].bpp);
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201 }
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202 );
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203 return 0;
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204 }
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205
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206 int CGX_SupportedVisual(_THIS, SDL_PixelFormat *format)
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207 {
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208 int i;
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209 for(i = 0; i < this->hidden->nvisuals; i++)
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210 {
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211 if(this->hidden->visuals[i].depth == format->BitsPerPixel) // Era bpp
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212 return 1;
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213 }
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214 return 0;
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215 }
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216
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217 SDL_Rect **CGX_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
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218 {
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219 if ( CGX_SupportedVisual(this, format) ) {
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220 if ( flags & SDL_FULLSCREEN ) {
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221 return(SDL_modelist);
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222 } else {
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223 return((SDL_Rect **)-1);
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224 }
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225 } else {
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226 return((SDL_Rect **)0);
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227 }
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228 }
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229
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230 void CGX_FreeVideoModes(_THIS)
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231 {
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232 int i;
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233
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234 if ( SDL_modelist ) {
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235 for ( i=0; SDL_modelist[i]; ++i ) {
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236 SDL_free(SDL_modelist[i]);
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237 }
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238 SDL_free(SDL_modelist);
0
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239 SDL_modelist = NULL;
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240 }
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241 }
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242
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243 int CGX_ResizeFullScreen(_THIS)
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244 {
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245 int x, y;
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246 int real_w, real_h;
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247
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248 if ( currently_fullscreen ) {
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249 /* Per ora non faccio nulla qui */
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250 }
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251 return(1);
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252 }
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253
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254 void _QueueEnterFullScreen(_THIS)
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255 {
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256 }
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257
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258 int CGX_EnterFullScreen(_THIS)
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259 {
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260 int okay;
255
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diff changeset
261 Uint32 saved_flags;
0
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262
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263 okay = 1;
255
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264 saved_flags = this->screen->flags;
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diff changeset
265
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266 if ( ! currently_fullscreen )
0
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267 {
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268 int real_w, real_h;
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269
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270 /* Map the fullscreen window to blank the screen */
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271 get_real_resolution(this, &real_w, &real_h);
255
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diff changeset
272
0
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273 CGX_DestroyWindow(this,this->screen);
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274 set_best_resolution(this, real_w,real_h);
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275
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276 currently_fullscreen = 1;
255
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diff changeset
277 this->screen->flags = saved_flags;
0
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diff changeset
278
255
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diff changeset
279 CGX_CreateWindow(this,this->screen,real_w,real_h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags);
0
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280
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281 /* Set the new resolution */
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282 okay = CGX_ResizeFullScreen(this);
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283 if ( ! okay ) {
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284 CGX_LeaveFullScreen(this);
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285 }
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diff changeset
286 /* Set the colormap */
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diff changeset
287 /*
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288 if ( SDL_XColorMap ) {
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289 XInstallColormap(SDL_Display, SDL_XColorMap);
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290 }
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291 */
255
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diff changeset
292 }
0
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293 // CGX_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN);
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294 return(okay);
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295 }
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296
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297 int CGX_LeaveFullScreen(_THIS)
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298 {
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299 if ( currently_fullscreen ) {
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300 int width,height;
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diff changeset
301 if ( SDL_Window ) {
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302 CloseWindow(SDL_Window);
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diff changeset
303 SDL_Window=NULL;
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304 }
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305 CloseScreen(SDL_Display);
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diff changeset
306
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307 GFX_Display=SDL_Display=LockPubScreen(NULL);
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308
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309 currently_fullscreen = 0;
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310
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311 CGX_CreateWindow(this,this->screen,this->screen->w,this->screen->h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags);
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312 CGX_ResizeImage(this,this->screen,0L);
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313 }
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diff changeset
314
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315 return(0);
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316 }