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annotate src/video/nanox/SDL_nxvideo.c @ 36:13ee9f4834ea

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Windows CE patches contributed by Rainer Loritz
author Sam Lantinga <slouken@lokigames.com>
date Wed, 23 May 2001 23:35:10 +0000
parents 57bf11a5efd7
children e8157fcb3114
rev   line source
30
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
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4 Copyright (C) 2001 Hsieh-Fu Tsai
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5
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6 This library is free software; you can redistribute it and/or
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7 modify it under the terms of the GNU Library General Public
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8 License as published by the Free Software Foundation; either
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9 version 2 of the License, or (at your option) any later version.
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10
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11 This library is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 Library General Public License for more details.
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15
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16 You should have received a copy of the GNU Library General Public
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17 License along with this library; if not, write to the Free
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18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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19
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20 Sam Lantinga
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21 slouken@devolution.com
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22
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23 Hsieh-Fu Tsai
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24 clare@setabox.com
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25 */
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26
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27 #include <stdlib.h>
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28
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29 #include "SDL_video.h"
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30 #include "SDL_pixels_c.h"
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31 #include "SDL_events_c.h"
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32 #include "SDL_thread.h"
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33
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34 #define MWINCLUDECOLORS
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35 #include "SDL_nxvideo.h"
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36 #include "SDL_nxmodes_c.h"
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37 #include "SDL_nxwm_c.h"
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38 #include "SDL_nxmouse_c.h"
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39 #include "SDL_nximage_c.h"
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40 #include "SDL_nxevents_c.h"
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41
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42 // Initialization/Query functions
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43 static int NX_VideoInit (_THIS, SDL_PixelFormat * vformat) ;
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44 static SDL_Surface * NX_SetVideoMode (_THIS, SDL_Surface * current, int width, int height, int bpp, Uint32 flags) ;
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45 static int NX_SetColors (_THIS, int firstcolor, int ncolors, SDL_Color * colors) ;
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46 static void NX_VideoQuit (_THIS) ;
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47 static void NX_DestroyWindow (_THIS, SDL_Surface * screen) ;
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48 static int NX_ToggleFullScreen (_THIS, int on) ;
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49 static void NX_UpdateMouse (_THIS) ;
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50 static int NX_SetGammaRamp (_THIS, Uint16 * ramp) ;
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51 static int NX_GetGammaRamp (_THIS, Uint16 * ramp) ;
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52
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53 // Microwin driver bootstrap functions
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54 static int NX_Available ()
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55 {
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56 Dprintf ("enter NX_Available\n") ;
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57
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58 if (GrOpen () < 0) return 0 ;
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59 GrClose () ;
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60
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61 Dprintf ("leave NX_Available\n") ;
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62 return 1 ;
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63 }
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64
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65 static void NX_DeleteDevice (SDL_VideoDevice * device)
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66 {
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67 Dprintf ("enter NX_DeleteDevice\n") ;
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68
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69 if (device) {
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70 if (device -> hidden) free (device -> hidden) ;
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71 if (device -> gl_data) free (device -> gl_data) ;
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72 free (device) ;
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73 }
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74
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75 Dprintf ("leave NX_DeleteDevice\n") ;
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76 }
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77
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78 static SDL_VideoDevice * NX_CreateDevice (int devindex)
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79 {
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80 SDL_VideoDevice * device ;
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81
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82 Dprintf ("enter NX_CreateDevice\n") ;
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83
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84 // Initialize all variables that we clean on shutdown
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85 device = (SDL_VideoDevice *) malloc (sizeof (SDL_VideoDevice)) ;
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86 if (device) {
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87 memset (device, 0, (sizeof * device)) ;
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88 device -> hidden = (struct SDL_PrivateVideoData *)
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89 malloc ((sizeof * device -> hidden)) ;
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90 device -> gl_data = NULL ;
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91 }
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92 if ((device == NULL) || (device -> hidden == NULL)) {
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93 SDL_OutOfMemory () ;
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94 NX_DeleteDevice (device) ;
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95 return 0 ;
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96 }
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97 memset (device -> hidden, 0, (sizeof * device -> hidden)) ;
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98
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99 // Set the function pointers
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100 device -> VideoInit = NX_VideoInit ;
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101 device -> ListModes = NX_ListModes ;
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102 device -> SetVideoMode = NX_SetVideoMode ;
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103 device -> ToggleFullScreen = NX_ToggleFullScreen ;
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104 device -> UpdateMouse = NX_UpdateMouse ;
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105 device -> CreateYUVOverlay = NULL ;
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106 device -> SetColors = NX_SetColors ;
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107 device -> UpdateRects = NULL ;
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108 device -> VideoQuit = NX_VideoQuit;
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109 device -> AllocHWSurface = NULL ;
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110 device -> CheckHWBlit = NULL ;
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111 device -> FillHWRect = NULL ;
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112 device -> SetHWColorKey = NULL ;
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113 device -> SetHWAlpha = NULL ;
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114 device -> LockHWSurface = NULL ;
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115 device -> UnlockHWSurface = NULL ;
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116 device -> FlipHWSurface = NULL ;
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117 device -> FreeHWSurface = NULL ;
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118 device -> SetGamma = NULL ;
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119 device -> GetGamma = NULL ;
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120 device -> SetGammaRamp = NX_SetGammaRamp ;
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121 device -> GetGammaRamp = NX_GetGammaRamp ;
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122
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123 #ifdef HAVE_OPENGL
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124 device -> GL_LoadLibrary = NULL ;
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125 device -> GL_GetProcAddress = NULL ;
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126 device -> GL_GetAttribute = NULL ;
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127 device -> GL_MakeCurrent = NULL ;
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128 device -> GL_SwapBuffers = NULL ;
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129 #endif
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130
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131 device -> SetIcon = NULL ;
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132 device -> SetCaption = NX_SetCaption;
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133 device -> IconifyWindow = NULL ;
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134 device -> GrabInput = NULL ;
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135 device -> GetWMInfo = NX_GetWMInfo ;
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136 device -> FreeWMCursor = NX_FreeWMCursor ;
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137 device -> CreateWMCursor = NX_CreateWMCursor ;
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138 device -> ShowWMCursor = NX_ShowWMCursor ;
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139 device -> WarpWMCursor = NX_WarpWMCursor ;
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140 device -> CheckMouseMode = NULL ;
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141 device -> InitOSKeymap = NX_InitOSKeymap ;
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142 device -> PumpEvents = NX_PumpEvents ;
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143
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144 device -> free = NX_DeleteDevice ;
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145
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146 Dprintf ("leave NX_CreateDevice\n") ;
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147 return device ;
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148 }
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149
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150 VideoBootStrap NX_bootstrap = {
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151 "nanox", "nanox", NX_Available, NX_CreateDevice
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152 } ;
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153
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154 static void create_aux_windows (_THIS)
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155 {
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156 GR_WM_PROPERTIES props ;
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157
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158 Dprintf ("enter create_aux_windows\n") ;
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159
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160 // Don't create any extra windows if we are being managed
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161 if (SDL_windowid) {
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162 FSwindow = 0 ;
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163 return ;
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164 }
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165
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166 if (FSwindow && FSwindow != GR_ROOT_WINDOW_ID) {
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167 GrDestroyWindow (FSwindow) ;
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168 }
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169
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170 FSwindow = GrNewWindow (GR_ROOT_WINDOW_ID, 0, 0, 1, 1, 0, BLACK, BLACK) ;
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171 props.flags = GR_WM_FLAGS_PROPS ;
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172 props.props = GR_WM_PROPS_NODECORATE ;
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173 GrSetWMProperties (FSwindow, & props) ;
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174
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175 GrSelectEvents (FSwindow, (GR_EVENT_MASK_EXPOSURE |
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176 GR_EVENT_MASK_BUTTON_DOWN | GR_EVENT_MASK_BUTTON_UP |
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177 GR_EVENT_MASK_FOCUS_IN | GR_EVENT_MASK_FOCUS_OUT |
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178 GR_EVENT_MASK_KEY_DOWN | GR_EVENT_MASK_KEY_UP |
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179 GR_EVENT_MASK_MOUSE_ENTER | GR_EVENT_MASK_MOUSE_EXIT |
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180 GR_EVENT_MASK_MOUSE_MOTION | GR_EVENT_MASK_UPDATE |
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181 GR_EVENT_MASK_CLOSE_REQ)) ;
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182
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183 Dprintf ("leave create_aux_windows\n") ;
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184 }
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185
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186 int NX_VideoInit (_THIS, SDL_PixelFormat * vformat)
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187 {
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188 GR_SCREEN_INFO si ;
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189
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190 Dprintf ("enter NX_VideoInit\n") ;
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191
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192 if (GrOpen () < 0) {
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193 SDL_SetError ("GrOpen() fail") ;
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194 return -1 ;
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195 }
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196
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197 // use share memory to speed up
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198 #ifdef NANOX_SHARE_MEMORY
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199 GrReqShmCmds (0xFFFF);
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200 #endif
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201
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202 SDL_Window = 0 ;
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diff changeset
203 FSwindow = 0 ;
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diff changeset
204
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diff changeset
205 GammaRamp_R = NULL ;
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diff changeset
206 GammaRamp_G = NULL ;
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diff changeset
207 GammaRamp_B = NULL ;
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diff changeset
208
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diff changeset
209 GrGetScreenInfo (& si) ;
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diff changeset
210 SDL_Visual.bpp = si.bpp ;
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211
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212 // GetVideoMode
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213 SDL_modelist = (SDL_Rect **) malloc (sizeof (SDL_Rect *) * 2) ;
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diff changeset
214 if (SDL_modelist) {
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diff changeset
215 SDL_modelist [0] = (SDL_Rect *) malloc (sizeof(SDL_Rect)) ;
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diff changeset
216 if (SDL_modelist [0]) {
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diff changeset
217 SDL_modelist [0] -> x = 0 ;
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diff changeset
218 SDL_modelist [0] -> y = 0 ;
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diff changeset
219 SDL_modelist [0] -> w = si.cols ;
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diff changeset
220 SDL_modelist [0] -> h = si.rows ;
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diff changeset
221 }
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diff changeset
222 SDL_modelist [1] = NULL ;
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223 }
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224
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diff changeset
225 #ifdef NANOX_PIXEL_RGB
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226 pixel_type = MWPF_RGB ;
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diff changeset
227 SDL_Visual.red_mask = 0x000000FF ;
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228 SDL_Visual.green_mask = 0x0000FF00 ;
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diff changeset
229 SDL_Visual.blue_mask = 0x00FF0000 ;
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diff changeset
230 #endif
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diff changeset
231 #ifdef NANOX_PIXEL_0888
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diff changeset
232 pixel_type = MWPF_TRUECOLOR0888 ;
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diff changeset
233 SDL_Visual.red_mask = 0x00FF0000 ;
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diff changeset
234 SDL_Visual.green_mask = 0x0000FF00 ;
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diff changeset
235 SDL_Visual.blue_mask = 0x000000FF ;
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diff changeset
236 #endif
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diff changeset
237 #ifdef NANOX_PIXEL_888
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diff changeset
238 pixel_type = MWPF_TRUECOLOR888 ;
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diff changeset
239 SDL_Visual.red_mask = 0xFF0000 ;
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diff changeset
240 SDL_Visual.green_mask = 0x00FF00 ;
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diff changeset
241 SDL_Visual.blue_mask = 0x0000FF ;
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diff changeset
242 #endif
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diff changeset
243 #ifdef NANOX_PIXEL_565
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diff changeset
244 pixel_type = MWPF_TRUECOLOR565 ;
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245 SDL_Visual.red_mask = 0xF800 ;
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246 SDL_Visual.green_mask = 0x07E0 ;
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247 SDL_Visual.blue_mask = 0x001F ;
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diff changeset
248 #endif
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diff changeset
249 #ifdef NANOX_PIXEL_555
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250 pixel_type = MWPF_TRUECOLOR555 ;
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251 SDL_Visual.red_mask = 0x7C00 ;
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252 SDL_Visual.green_mask = 0x03E0 ;
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diff changeset
253 SDL_Visual.blue_mask = 0x001F ;
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parents:
diff changeset
254 #endif
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parents:
diff changeset
255 #ifdef NANOX_PIXEL_332
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parents:
diff changeset
256 pixel_type = MWPF_TRUECOLOR332 ;
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parents:
diff changeset
257 #endif
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parents:
diff changeset
258 #ifdef NANOX_PIXEL_PAL
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parents:
diff changeset
259 pixel_type = MWPF_PALETTE ;
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parents:
diff changeset
260 #endif
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parents:
diff changeset
261
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 vformat -> BitsPerPixel = SDL_Visual.bpp ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 if (vformat -> BitsPerPixel > 8) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 vformat -> Rmask = SDL_Visual.red_mask ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 vformat -> Gmask = SDL_Visual.green_mask ;
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parents:
diff changeset
266 vformat -> Bmask = SDL_Visual.blue_mask ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 // See if we have been passed a window to use
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parents:
diff changeset
270 SDL_windowid = getenv ("SDL_WINDOWID") ;
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parents:
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271
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 // Create the fullscreen (and managed windows : no implement)
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parents:
diff changeset
273 create_aux_windows (this) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
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274
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 Dprintf ("leave NX_VideoInit\n") ;
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parents:
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276 return 0 ;
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parents:
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277 }
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Sam Lantinga <slouken@lokigames.com>
parents:
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278
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 void NX_VideoQuit (_THIS)
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parents:
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280 {
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parents:
diff changeset
281 Dprintf ("enter NX_VideoQuit\n") ;
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parents:
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282
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 // Start shutting down the windows
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parents:
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284 NX_DestroyImage (this, this -> screen) ;
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parents:
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285 NX_DestroyWindow (this, this -> screen) ;
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parents:
diff changeset
286 if (FSwindow && FSwindow != GR_ROOT_WINDOW_ID) {
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parents:
diff changeset
287 GrDestroyWindow (FSwindow) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 NX_FreeVideoModes (this) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 free (GammaRamp_R) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 free (GammaRamp_G) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 free (GammaRamp_B) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 GrClose () ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 Dprintf ("leave NX_VideoQuit\n") ;
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parents:
diff changeset
296 }
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Sam Lantinga <slouken@lokigames.com>
parents:
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297
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 static void NX_DestroyWindow (_THIS, SDL_Surface * screen)
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parents:
diff changeset
299 {
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parents:
diff changeset
300 Dprintf ("enter NX_DestroyWindow\n") ;
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parents:
diff changeset
301
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 if (! SDL_windowid) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 if (screen && (screen -> flags & SDL_FULLSCREEN)) {
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parents:
diff changeset
304 screen -> flags &= ~ SDL_FULLSCREEN ;
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parents:
diff changeset
305 NX_LeaveFullScreen (this) ;
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parents:
diff changeset
306 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 // Destroy the output window
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 if (SDL_Window && SDL_Window != GR_ROOT_WINDOW_ID) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 GrDestroyWindow (SDL_Window) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 // Free the graphics context
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 if (! SDL_GC) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 GrDestroyGC (SDL_GC) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 SDL_GC = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 Dprintf ("leave NX_DestroyWindow\n") ;
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parents:
diff changeset
321 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 static int NX_CreateWindow (_THIS, SDL_Surface * screen,
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parents:
diff changeset
324 int w, int h, int bpp, Uint32 flags)
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parents:
diff changeset
325 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 Dprintf ("enter NX_CreateWindow\n") ;
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parents:
diff changeset
327
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 // If a window is already present, destroy it and start fresh
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parents:
diff changeset
329 if (SDL_Window && SDL_Window != GR_ROOT_WINDOW_ID) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 NX_DestroyWindow (this, screen) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 // See if we have been given a window id
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 if (SDL_windowid) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 SDL_Window = strtol (SDL_windowid, NULL, 0) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 } else {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 SDL_Window = 0 ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 if ( ! SDL_ReallocFormat (screen, bpp, SDL_Visual.red_mask,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 SDL_Visual.green_mask, SDL_Visual.blue_mask, 0))
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 // Create (or use) the nanox display window
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345 if (! SDL_windowid) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 SDL_Window = GrNewWindow (GR_ROOT_WINDOW_ID, 0, 0, w, h, 0, BLACK, WHITE) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 GrSelectEvents (SDL_Window, (GR_EVENT_MASK_EXPOSURE |
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 GR_EVENT_MASK_BUTTON_DOWN | GR_EVENT_MASK_BUTTON_UP |
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 GR_EVENT_MASK_FOCUS_IN | GR_EVENT_MASK_FOCUS_OUT |
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 GR_EVENT_MASK_KEY_DOWN | GR_EVENT_MASK_KEY_UP |
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 GR_EVENT_MASK_MOUSE_ENTER | GR_EVENT_MASK_MOUSE_EXIT |
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 GR_EVENT_MASK_MOUSE_MOTION | GR_EVENT_MASK_UPDATE |
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 GR_EVENT_MASK_CLOSE_REQ)) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 /* Create the graphics context here, once we have a window */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 SDL_GC = GrNewGC () ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 if (SDL_GC == 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361 SDL_SetError("Couldn't create graphics context");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 // Map them both and go fullscreen, if requested
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 if (! SDL_windowid) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 GrMapWindow (SDL_Window) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 if (flags & SDL_FULLSCREEN) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 screen -> flags |= SDL_FULLSCREEN ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 NX_EnterFullScreen (this) ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 } else {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 screen -> flags &= ~ SDL_FULLSCREEN ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 Dprintf ("leave NX_CreateWindow\n") ;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 return 0 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 SDL_Surface * NX_SetVideoMode (_THIS, SDL_Surface * current,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381 int width, int height, int bpp, Uint32 flags)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 Dprintf ("enter NX_SetVideoMode\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 // Lock the event thread, in multi-threading environments
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 SDL_Lock_EventThread () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 bpp = SDL_Visual.bpp ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 if (NX_CreateWindow (this, current, width, height, bpp, flags) < 0) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 current = NULL;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 goto done;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 if (current -> w != width || current -> h != height) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 current -> w = width ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 current -> h = height ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 current -> pitch = SDL_CalculatePitch (current) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 NX_ResizeImage (this, current, flags) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 current -> flags |= (flags & (SDL_RESIZABLE | SDL_NOFRAME)) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 done:
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 SDL_Unlock_EventThread () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 Dprintf ("leave NX_SetVideoMode\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 // We're done!
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 return current ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 // ncolors <= 256
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 int NX_SetColors (_THIS, int firstcolor, int ncolors, SDL_Color * colors)
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 int i ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 GR_PALETTE pal ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 Dprintf ("enter NX_SetColors\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 if (ncolors > 256) return 0 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 pal.count = ncolors ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 for (i = 0; i < ncolors; ++ i) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 pal.palette [i].r = colors [i].r ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 pal.palette [i].g = colors [i].g ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425 pal.palette [i].b = colors [i].b ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 GrSetSystemPalette (firstcolor, & pal) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 Dprintf ("leave NX_SetColors\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 return 1 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 static int NX_ToggleFullScreen (_THIS, int on)
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 SDL_Rect rect ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 Uint32 event_thread ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 Dprintf ("enter NX_ToggleFullScreen\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 // Don't switch if we don't own the window
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 if (SDL_windowid) return 0 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 // Don't lock if we are the event thread
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 event_thread = SDL_EventThreadID () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 if (event_thread && (SDL_ThreadID () == event_thread)) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 event_thread = 0 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 if (event_thread) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 SDL_Lock_EventThread() ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 if (on) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 NX_EnterFullScreen (this) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 } else {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 this -> screen -> flags &= ~ SDL_FULLSCREEN ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 NX_LeaveFullScreen (this) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 rect.x = rect.y = 0 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 rect.w = this -> screen -> w, rect.h = this -> screen -> h ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 NX_NormalUpdate (this, 1, & rect) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 if (event_thread) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 SDL_Unlock_EventThread () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 Dprintf ("leave NX_ToggleFullScreen\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 return 1 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 // Update the current mouse state and position
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 static void NX_UpdateMouse (_THIS)
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 int x, y ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 GR_WINDOW_INFO info ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 GR_SCREEN_INFO si ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 Dprintf ("enter NX_UpdateMouse\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 // Lock the event thread, in multi-threading environments
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 SDL_Lock_EventThread () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 GrGetScreenInfo (& si) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 GrGetWindowInfo (SDL_Window, & info) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 x = si.xpos - info.x ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 y = si.ypos - info.y ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 if (x >= 0 && x <= info.width && y >= 0 && y <= info.height) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 SDL_PrivateAppActive (1, SDL_APPMOUSEFOCUS) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 SDL_PrivateMouseMotion (0, 0, x, y);
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 } else {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 SDL_PrivateAppActive (0, SDL_APPMOUSEFOCUS) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 SDL_Unlock_EventThread () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 Dprintf ("leave NX_UpdateMouse\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 static int NX_SetGammaRamp (_THIS, Uint16 * ramp)
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 int i ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 Uint16 * red, * green, * blue ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 Dprintf ("enter NX_SetGammaRamp\n") ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 if (SDL_Visual.bpp != 32 && SDL_Visual.bpp != 24) return -1 ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 if (! GammaRamp_R) GammaRamp_R = (Uint16 *) malloc (sizeof (Uint16) * CI_SIZE) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 if (! GammaRamp_G) GammaRamp_G = (Uint16 *) malloc (sizeof (Uint16) * CI_SIZE) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 if (! GammaRamp_B) GammaRamp_B = (Uint16 *) malloc (sizeof (Uint16) * CI_SIZE) ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 if ((! GammaRamp_R) || (! GammaRamp_G) || (! GammaRamp_B)) {
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 SDL_OutOfMemory () ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
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513 return -1 ;
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514 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
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515
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516 for (i = 0; i < CI_SIZE; ++ i)
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517 GammaRamp_R [i] = GammaRamp_G [i] = GammaRamp_B [i] = i ;
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518
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519 red = ramp ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
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520 green = ramp + CI_SIZE ;
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521 blue = green + CI_SIZE ;
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
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522
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523 for (i = 0; i < CI_SIZE; ++ i) {
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524 GammaRamp_R [i] = red [i] ;
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525 GammaRamp_G [i] = green [i] ;
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526 GammaRamp_B [i] = blue [i] ;
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527 }
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528
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529 Dprintf ("leave NX_SetGammaRamp\n") ;
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530 return 0 ;
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531 }
57bf11a5efd7 Added initial support for Nano-X (thanks Hsieh-Fu!)
Sam Lantinga <slouken@lokigames.com>
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532
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533 static int NX_GetGammaRamp (_THIS, Uint16 * ramp)
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534 {
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535 int i ;
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536 Uint16 * red, * green, * blue ;
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537
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538 Dprintf ("enter NX_GetGammaRamp\n") ;
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539
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540 if (SDL_Visual.bpp != 32 && SDL_Visual.bpp != 24) return -1 ;
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541 red = ramp ;
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542 green = ramp + CI_SIZE ;
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543 blue = green + CI_SIZE ;
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544 if (GammaRamp_R && GammaRamp_G && GammaRamp_B) {
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545 for (i = 0; i < CI_SIZE; ++ i) {
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546 red [i] = GammaRamp_R [i] ;
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547 green [i] = GammaRamp_G [i] ;
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548 blue [i] = GammaRamp_B [i] ;
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549 }
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550 } else {
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551 for (i = 0; i < CI_SIZE; ++ i)
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552 red [i] = green [i] = blue [i] = i ;
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553 }
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Sam Lantinga <slouken@lokigames.com>
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554
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555 Dprintf ("leave NX_GetGammaRamp\n") ;
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556 return 0 ;
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557 }