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annotate src/video/ggi/SDL_ggivideo.c @ 1971:5432b63cc919

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Added window resize support for the software renderer
author Sam Lantinga <slouken@libsdl.org>
date Sun, 06 Aug 2006 04:57:28 +0000
parents c121d94672cb
children
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 /* GGI-based SDL video driver implementation.
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25 */
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26
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27 #include <fcntl.h>
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28 #include <unistd.h>
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29 #include <sys/mman.h>
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30
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31 #include <ggi/ggi.h>
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32 #include <ggi/gii.h>
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33
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34 #include "SDL_video.h"
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35 #include "SDL_mouse.h"
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36 #include "../SDL_sysvideo.h"
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37 #include "../SDL_pixels_c.h"
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38 #include "../../events/SDL_events_c.h"
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39 #include "SDL_ggivideo.h"
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40 #include "SDL_ggimouse_c.h"
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41 #include "SDL_ggievents_c.h"
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42
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43
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44 struct private_hwdata
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45 {
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46 ggi_visual_t vis;
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47 };
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48
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49 ggi_visual_t VIS;
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50
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51 /* Initialization/Query functions */
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52 static int GGI_VideoInit(_THIS, SDL_PixelFormat * vformat);
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53 static SDL_Rect **GGI_ListModes(_THIS, SDL_PixelFormat * format,
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54 Uint32 flags);
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55 static SDL_Surface *GGI_SetVideoMode(_THIS, SDL_Surface * current, int width,
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56 int height, int bpp, Uint32 flags);
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57 static int GGI_SetColors(_THIS, int firstcolor, int ncolors,
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58 SDL_Color * colors);
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59 static void GGI_VideoQuit(_THIS);
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60
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61 /* Hardware surface functions */
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62 static int GGI_AllocHWSurface(_THIS, SDL_Surface * surface);
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63 static int GGI_LockHWSurface(_THIS, SDL_Surface * surface);
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64 static void GGI_UnlockHWSurface(_THIS, SDL_Surface * surface);
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65 static void GGI_FreeHWSurface(_THIS, SDL_Surface * surface);
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66
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67 /* GGI driver bootstrap functions */
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68
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69 static int
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70 GGI_Available(void)
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71 {
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72 ggi_visual_t *vis;
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73
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74 vis = NULL;
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75 if (ggiInit() == 0) {
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76 vis = ggiOpen(NULL);
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77 if (vis != NULL) {
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78 ggiClose(vis);
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79 }
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80 }
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81 return (vis != NULL);
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82 }
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83
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84 static void
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85 GGI_DeleteDevice(SDL_VideoDevice * device)
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86 {
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87 SDL_free(device->hidden);
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88 SDL_free(device);
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89 }
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90
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91 static SDL_VideoDevice *
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92 GGI_CreateDevice(int devindex)
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93 {
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94 SDL_VideoDevice *device;
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95
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96 /* Initialize all variables that we clean on shutdown */
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97 device = (SDL_VideoDevice *) SDL_malloc(sizeof(SDL_VideoDevice));
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98 if (device) {
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99 SDL_memset(device, 0, (sizeof *device));
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100 device->hidden = (struct SDL_PrivateVideoData *)
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101 SDL_malloc((sizeof *device->hidden));
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102 }
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103 if ((device == NULL) || (device->hidden == NULL)) {
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104 SDL_OutOfMemory();
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105 if (device) {
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106 SDL_free(device);
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107 }
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108 return (0);
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109 }
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110 SDL_memset(device->hidden, 0, (sizeof *device->hidden));
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111
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112 /* Set the function pointers */
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113 device->VideoInit = GGI_VideoInit;
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114 device->ListModes = GGI_ListModes;
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115 device->SetVideoMode = GGI_SetVideoMode;
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116 device->SetColors = GGI_SetColors;
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117 device->UpdateRects = NULL;
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118 device->VideoQuit = GGI_VideoQuit;
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119 device->AllocHWSurface = GGI_AllocHWSurface;
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120 device->CheckHWBlit = NULL;
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121 device->FillHWRect = NULL;
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122 device->SetHWColorKey = NULL;
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123 device->SetHWAlpha = NULL;
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124 device->LockHWSurface = GGI_LockHWSurface;
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125 device->UnlockHWSurface = GGI_UnlockHWSurface;
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126 device->FlipHWSurface = NULL;
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127 device->FreeHWSurface = GGI_FreeHWSurface;
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128 device->SetCaption = NULL;
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129 device->SetIcon = NULL;
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130 device->IconifyWindow = NULL;
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131 device->GrabInput = NULL;
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132 device->GetWMInfo = NULL;
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133 device->InitOSKeymap = GGI_InitOSKeymap;
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134 device->PumpEvents = GGI_PumpEvents;
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135
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136 device->free = GGI_DeleteDevice;
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137
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138 return device;
0
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139 }
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140
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141 VideoBootStrap GGI_bootstrap = {
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142 "ggi", "General Graphics Interface (GGI)",
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143 GGI_Available, GGI_CreateDevice
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144 };
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145
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146
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147 static SDL_Rect video_mode;
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148 static SDL_Rect *SDL_modelist[4] = { NULL, NULL, NULL, NULL };
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149
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150 int
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151 GGI_VideoInit(_THIS, SDL_PixelFormat * vformat)
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152 {
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153 ggi_mode mode = {
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154 1,
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155 {GGI_AUTO, GGI_AUTO},
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156 {GGI_AUTO, GGI_AUTO},
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157 {0, 0},
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158 GT_AUTO,
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159 {GGI_AUTO, GGI_AUTO}
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160 };
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161 struct private_hwdata *priv;
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162 ggi_color pal[256], map[256];
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163 const ggi_directbuffer *db;
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164 int err, num_bufs;
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165 ggi_pixel white, black;
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166
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167 priv = SDL_malloc(sizeof(struct private_hwdata));
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168 if (priv == NULL) {
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169 SDL_SetError("Unhandled GGI mode type!\n");
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170 GGI_VideoQuit(NULL);
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171 }
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172
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173 if (ggiInit() != 0) {
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174 SDL_SetError("Unable to initialize GGI!\n");
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175 GGI_VideoQuit(NULL);
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176 }
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177
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178 VIS = ggiOpen(NULL);
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179 if (VIS == NULL) {
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180 SDL_SetError("Unable to open default GGI visual!\n");
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181 ggiExit();
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182 GGI_VideoQuit(NULL);
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183 }
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184
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185 ggiSetFlags(VIS, GGIFLAG_ASYNC);
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186
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187 /* Validate mode, autodetecting any GGI_AUTO or GT_AUTO fields */
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188 ggiCheckMode(VIS, &mode);
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189
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190 /* At this point we should have a valid mode - try to set it */
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191 err = ggiSetMode(VIS, &mode);
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192
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193 /* If we couldn't set _any_ modes, something is very wrong */
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194 if (err) {
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195 SDL_SetError("Can't set a mode!\n");
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196 ggiClose(VIS);
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197 ggiExit();
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198 GGI_VideoQuit(NULL);
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199 }
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200
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201 /* Determine the current screen size */
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202 this->info.current_w = mode.virt.x;
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203 this->info.current_h = mode.virt.y;
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204
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205 /* Set a palette for palletized modes */
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206 if (GT_SCHEME(mode.graphtype) == GT_PALETTE) {
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207 ggiSetColorfulPalette(VIS);
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208 ggiGetPalette(VIS, 0, 1 << vformat->BitsPerPixel, pal);
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209 }
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210
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211 /* Now we try to get the DirectBuffer info, which determines whether
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212 * SDL can access hardware surfaces directly. */
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213
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214 num_bufs = ggiDBGetNumBuffers(VIS);
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215
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216 if (num_bufs > 0) {
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217 db = ggiDBGetBuffer(VIS, 0); /* Only handle one DB for now */
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218
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219 vformat->BitsPerPixel = db->buffer.plb.pixelformat->depth;
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220
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221 vformat->Rmask = db->buffer.plb.pixelformat->red_mask;
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222 vformat->Gmask = db->buffer.plb.pixelformat->green_mask;
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223 vformat->Bmask = db->buffer.plb.pixelformat->blue_mask;
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224
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225 /* Fill in our hardware acceleration capabilities */
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226
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227 this->info.wm_available = 0;
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228 this->info.hw_available = 1;
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229 this->info.video_mem = db->buffer.plb.stride * mode.virt.y;
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230 }
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231
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232 video_mode.x = 0;
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233 video_mode.y = 0;
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234 video_mode.w = mode.virt.x;
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235 video_mode.h = mode.virt.y;
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236 SDL_modelist[((vformat->BitsPerPixel + 7) / 8) - 1] = &video_mode;
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237
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238 /* We're done! */
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239 return (0);
0
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240 }
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241
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242 static SDL_Rect **
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243 GGI_ListModes(_THIS, SDL_PixelFormat * format, Uint32 flags)
0
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244 {
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245 return (&SDL_modelist[((format->BitsPerPixel + 7) / 8) - 1]);
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246 }
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247
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248 /* Various screen update functions available */
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249 static void GGI_DirectUpdate(_THIS, int numrects, SDL_Rect * rects);
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250
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251 SDL_Surface *
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252 GGI_SetVideoMode(_THIS, SDL_Surface * current, int width, int height,
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diff changeset
253 int bpp, Uint32 flags)
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254 {
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255 ggi_mode mode = {
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256 1,
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257 {GGI_AUTO, GGI_AUTO},
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258 {GGI_AUTO, GGI_AUTO},
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259 {0, 0},
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diff changeset
260 GT_AUTO,
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261 {GGI_AUTO, GGI_AUTO}
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262 };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
263 const ggi_directbuffer *db;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
264 ggi_color pal[256];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
265 int err;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
266
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
267 fprintf(stderr, "GGI_SetVideoMode()\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
268
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
269 mode.visible.x = mode.virt.x = width;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
270 mode.visible.y = mode.virt.y = height;
0
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diff changeset
271
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
272 /* Translate requested SDL bit depth into a GGI mode */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
273 switch (bpp) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
274 case 1:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
275 mode.graphtype = GT_1BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
276 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
277 case 2:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
278 mode.graphtype = GT_2BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
279 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
280 case 4:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
281 mode.graphtype = GT_4BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
282 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
283 case 8:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
284 mode.graphtype = GT_8BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
285 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
286 case 15:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
287 mode.graphtype = GT_15BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
288 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
289 case 16:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
290 mode.graphtype = GT_16BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
291 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
292 case 24:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
293 mode.graphtype = GT_24BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
294 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
295 case 32:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
296 mode.graphtype = GT_32BIT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
297 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
298 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
299 SDL_SetError("Unknown SDL bit depth, using GT_AUTO....\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
300 mode.graphtype = GT_AUTO;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
301 }
0
74212992fb08 Initial revision
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parents:
diff changeset
302
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
303 /* Validate mode, autodetecting any GGI_AUTO or GT_AUTO fields */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
304 ggiCheckMode(VIS, &mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
305
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
306 /* At this point we should have a valid mode - try to set it */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
307 err = ggiSetMode(VIS, &mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
308
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
309 /* If we couldn't set _any_ modes, something is very wrong */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
310 if (err) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
311 SDL_SetError("Can't set a mode!\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
312 ggiClose(VIS);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
313 ggiExit();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
314 GGI_VideoQuit(NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
315 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
317 /* Set a palette for palletized modes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
318 if (GT_SCHEME(mode.graphtype) == GT_PALETTE) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
319 ggiSetColorfulPalette(VIS);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
320 ggiGetPalette(VIS, 0, 1 << bpp, pal);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
321 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
322
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
323 db = ggiDBGetBuffer(VIS, 0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
325 /* Set up the new mode framebuffer */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
326 current->flags = (SDL_FULLSCREEN | SDL_HWSURFACE);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
327 current->w = mode.virt.x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
328 current->h = mode.virt.y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
329 current->pitch = db->buffer.plb.stride;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
330 current->pixels = db->read;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
331
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
332 /* Set the blit function */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
333 this->UpdateRects = GGI_DirectUpdate;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
334
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
335 /* We're done */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
336 return (current);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
339 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
340 GGI_AllocHWSurface(_THIS, SDL_Surface * surface)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
342 return (-1);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
344 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
345 GGI_FreeHWSurface(_THIS, SDL_Surface * surface)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
347 return;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
349 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
350 GGI_LockHWSurface(_THIS, SDL_Surface * surface)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
352 return (0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
354 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
355 GGI_UnlockHWSurface(_THIS, SDL_Surface * surface)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
357 return;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
360 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
361 GGI_DirectUpdate(_THIS, int numrects, SDL_Rect * rects)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
363 int i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
364
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 /* ggiFlush(VIS); */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
366
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
367 for (i = 0; i < numrects; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
368 ggiFlushRegion(VIS, rects[i].x, rects[i].y, rects[i].w, rects[i].h);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
369 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
370 return;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
373 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
374 GGI_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color * colors)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
376 int i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
377 ggi_color pal[256];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
379 /* Set up the colormap */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
380 for (i = 0; i < ncolors; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
381 pal[i].r = (colors[i].r << 8) | colors[i].r;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
382 pal[i].g = (colors[i].g << 8) | colors[i].g;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
383 pal[i].b = (colors[i].b << 8) | colors[i].b;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
384 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
385
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
386 ggiSetPalette(VIS, firstcolor, ncolors, pal);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
387
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
388 return 1;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
390
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
391 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
392 GGI_VideoQuit(_THIS)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
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393 {
74212992fb08 Initial revision
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394 }
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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395 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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396 GGI_FinalQuit(void)
0
74212992fb08 Initial revision
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397 {
74212992fb08 Initial revision
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398 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1545
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399
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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400 /* vi: set ts=4 sw=4 expandtab: */