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4358 | Serge | 1 | /* $XFree86: xc/lib/GL/dri/XF86dri.c,v 1.12 2001/08/27 17:40:57 dawes Exp $ */ |
2 | /************************************************************************** |
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3 | |||
4 | Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. |
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5 | Copyright 2000 VA Linux Systems, Inc. |
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6 | Copyright (c) 2002, 2008 Apple Computer, Inc. |
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7 | All Rights Reserved. |
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8 | |||
9 | Permission is hereby granted, free of charge, to any person obtaining a |
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10 | copy of this software and associated documentation files (the |
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11 | "Software"), to deal in the Software without restriction, including |
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12 | without limitation the rights to use, copy, modify, merge, publish, |
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13 | distribute, sub license, and/or sell copies of the Software, and to |
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14 | permit persons to whom the Software is furnished to do so, subject to |
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15 | the following conditions: |
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16 | |||
17 | The above copyright notice and this permission notice (including the |
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18 | next paragraph) shall be included in all copies or substantial portions |
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19 | of the Software. |
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20 | |||
21 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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22 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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23 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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24 | IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
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25 | ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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26 | TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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27 | SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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28 | |||
29 | **************************************************************************/ |
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30 | |||
31 | /* |
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32 | * Authors: |
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33 | * Kevin E. Martin |
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34 | * Jens Owen |
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35 | * Rickard E. (Rik) Faith |
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36 | * |
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37 | */ |
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38 | |||
39 | /* THIS IS NOT AN X CONSORTIUM STANDARD */ |
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40 | |||
41 | #include |
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42 | #include "appledristr.h" |
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43 | #include |
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44 | #include |
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45 | #include |
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46 | |||
47 | static XExtensionInfo _appledri_info_data; |
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48 | static XExtensionInfo *appledri_info = &_appledri_info_data; |
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49 | static char *appledri_extension_name = APPLEDRINAME; |
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50 | |||
51 | #define AppleDRICheckExtension(dpy,i,val) \ |
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52 | XextCheckExtension (dpy, i, appledri_extension_name, val) |
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53 | |||
54 | /***************************************************************************** |
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55 | * * |
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56 | * private utility routines * |
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57 | * * |
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58 | *****************************************************************************/ |
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59 | |||
60 | static int close_display(Display * dpy, XExtCodes * extCodes); |
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61 | static Bool wire_to_event(Display * dpy, XEvent * re, xEvent * event); |
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62 | |||
63 | static /* const */ XExtensionHooks appledri_extension_hooks = { |
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64 | NULL, /* create_gc */ |
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65 | NULL, /* copy_gc */ |
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66 | NULL, /* flush_gc */ |
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67 | NULL, /* free_gc */ |
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68 | NULL, /* create_font */ |
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69 | NULL, /* free_font */ |
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70 | close_display, /* close_display */ |
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71 | wire_to_event, /* wire_to_event */ |
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72 | NULL, /* event_to_wire */ |
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73 | NULL, /* error */ |
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74 | NULL, /* error_string */ |
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75 | }; |
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76 | |||
77 | static |
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78 | XEXT_GENERATE_FIND_DISPLAY(find_display, appledri_info, |
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79 | appledri_extension_name, |
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80 | &appledri_extension_hooks, |
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81 | AppleDRINumberEvents, NULL) |
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82 | |||
83 | static XEXT_GENERATE_CLOSE_DISPLAY(close_display, appledri_info) |
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84 | |||
85 | static void (*surface_notify_handler) (); |
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86 | |||
87 | void *XAppleDRISetSurfaceNotifyHandler(void (*fun) ()) |
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88 | { |
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89 | void *old = surface_notify_handler; |
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90 | surface_notify_handler = fun; |
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91 | return old; |
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92 | } |
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93 | |||
94 | static Bool |
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95 | wire_to_event(Display *dpy, XEvent *re, xEvent *event) |
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96 | { |
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97 | XExtDisplayInfo *info = find_display(dpy); |
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98 | xAppleDRINotifyEvent *sevent; |
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99 | |||
100 | AppleDRICheckExtension(dpy, info, False); |
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101 | |||
102 | switch ((event->u.u.type & 0x7f) - info->codes->first_event) { |
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103 | case AppleDRISurfaceNotify: |
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104 | sevent = (xAppleDRINotifyEvent *) event; |
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105 | if (surface_notify_handler != NULL) { |
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106 | (*surface_notify_handler) (dpy, (unsigned int) sevent->arg, |
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107 | (int) sevent->kind); |
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108 | } |
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109 | return False; |
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110 | } |
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111 | return False; |
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112 | } |
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113 | |||
114 | /***************************************************************************** |
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115 | * * |
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116 | * public Apple-DRI Extension routines * |
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117 | * * |
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118 | *****************************************************************************/ |
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119 | |||
120 | #if 0 |
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121 | #include |
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122 | #define TRACE(msg) fprintf(stderr, "AppleDRI%s\n", msg); |
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123 | #else |
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124 | #define TRACE(msg) |
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125 | #endif |
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126 | |||
127 | |||
128 | Bool |
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129 | XAppleDRIQueryExtension(dpy, event_basep, error_basep) |
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130 | Display *dpy; |
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131 | int *event_basep, *error_basep; |
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132 | { |
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133 | XExtDisplayInfo *info = find_display(dpy); |
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134 | |||
135 | TRACE("QueryExtension..."); |
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136 | if (XextHasExtension(info)) { |
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137 | *event_basep = info->codes->first_event; |
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138 | *error_basep = info->codes->first_error; |
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139 | TRACE("QueryExtension... return True"); |
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140 | return True; |
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141 | } |
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142 | else { |
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143 | TRACE("QueryExtension... return False"); |
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144 | return False; |
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145 | } |
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146 | } |
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147 | |||
148 | Bool |
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149 | XAppleDRIQueryVersion(dpy, majorVersion, minorVersion, patchVersion) |
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150 | Display *dpy; |
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151 | int *majorVersion; |
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152 | int *minorVersion; |
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153 | int *patchVersion; |
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154 | { |
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155 | XExtDisplayInfo *info = find_display(dpy); |
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156 | xAppleDRIQueryVersionReply rep; |
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157 | xAppleDRIQueryVersionReq *req; |
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158 | |||
159 | TRACE("QueryVersion..."); |
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160 | AppleDRICheckExtension(dpy, info, False); |
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161 | |||
162 | LockDisplay(dpy); |
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163 | GetReq(AppleDRIQueryVersion, req); |
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164 | req->reqType = info->codes->major_opcode; |
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165 | req->driReqType = X_AppleDRIQueryVersion; |
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166 | if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) { |
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167 | UnlockDisplay(dpy); |
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168 | SyncHandle(); |
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169 | TRACE("QueryVersion... return False"); |
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170 | return False; |
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171 | } |
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172 | *majorVersion = rep.majorVersion; |
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173 | *minorVersion = rep.minorVersion; |
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174 | *patchVersion = rep.patchVersion; |
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175 | UnlockDisplay(dpy); |
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176 | SyncHandle(); |
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177 | TRACE("QueryVersion... return True"); |
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178 | return True; |
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179 | } |
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180 | |||
181 | Bool |
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182 | XAppleDRIQueryDirectRenderingCapable(dpy, screen, isCapable) |
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183 | Display *dpy; |
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184 | int screen; |
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185 | Bool *isCapable; |
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186 | { |
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187 | XExtDisplayInfo *info = find_display(dpy); |
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188 | xAppleDRIQueryDirectRenderingCapableReply rep; |
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189 | xAppleDRIQueryDirectRenderingCapableReq *req; |
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190 | |||
191 | TRACE("QueryDirectRenderingCapable..."); |
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192 | AppleDRICheckExtension(dpy, info, False); |
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193 | |||
194 | LockDisplay(dpy); |
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195 | GetReq(AppleDRIQueryDirectRenderingCapable, req); |
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196 | req->reqType = info->codes->major_opcode; |
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197 | req->driReqType = X_AppleDRIQueryDirectRenderingCapable; |
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198 | req->screen = screen; |
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199 | if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) { |
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200 | UnlockDisplay(dpy); |
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201 | SyncHandle(); |
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202 | TRACE("QueryDirectRenderingCapable... return False"); |
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203 | return False; |
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204 | } |
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205 | *isCapable = rep.isCapable; |
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206 | UnlockDisplay(dpy); |
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207 | SyncHandle(); |
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208 | TRACE("QueryDirectRenderingCapable... return True"); |
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209 | return True; |
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210 | } |
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211 | |||
212 | Bool |
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213 | XAppleDRIAuthConnection(dpy, screen, magic) |
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214 | Display *dpy; |
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215 | int screen; |
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216 | unsigned int magic; |
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217 | { |
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218 | XExtDisplayInfo *info = find_display(dpy); |
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219 | xAppleDRIAuthConnectionReq *req; |
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220 | xAppleDRIAuthConnectionReply rep; |
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221 | |||
222 | TRACE("AuthConnection..."); |
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223 | AppleDRICheckExtension(dpy, info, False); |
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224 | |||
225 | LockDisplay(dpy); |
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226 | GetReq(AppleDRIAuthConnection, req); |
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227 | req->reqType = info->codes->major_opcode; |
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228 | req->driReqType = X_AppleDRIAuthConnection; |
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229 | req->screen = screen; |
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230 | req->magic = magic; |
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231 | rep.authenticated = 0; |
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232 | if (!_XReply(dpy, (xReply *) & rep, 0, xFalse) || !rep.authenticated) { |
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233 | UnlockDisplay(dpy); |
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234 | SyncHandle(); |
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235 | TRACE("AuthConnection... return False"); |
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236 | return False; |
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237 | } |
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238 | UnlockDisplay(dpy); |
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239 | SyncHandle(); |
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240 | TRACE("AuthConnection... return True"); |
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241 | return True; |
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242 | } |
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243 | |||
244 | Bool |
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245 | XAppleDRICreateSurface(dpy, screen, drawable, client_id, key, uid) |
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246 | Display *dpy; |
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247 | int screen; |
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248 | Drawable drawable; |
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249 | unsigned int client_id; |
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250 | unsigned int *key; |
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251 | unsigned int *uid; |
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252 | { |
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253 | XExtDisplayInfo *info = find_display(dpy); |
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254 | xAppleDRICreateSurfaceReply rep; |
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255 | xAppleDRICreateSurfaceReq *req; |
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256 | |||
257 | TRACE("CreateSurface..."); |
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258 | AppleDRICheckExtension(dpy, info, False); |
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259 | |||
260 | LockDisplay(dpy); |
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261 | GetReq(AppleDRICreateSurface, req); |
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262 | req->reqType = info->codes->major_opcode; |
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263 | req->driReqType = X_AppleDRICreateSurface; |
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264 | req->screen = screen; |
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265 | req->drawable = drawable; |
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266 | req->client_id = client_id; |
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267 | rep.key_0 = rep.key_1 = rep.uid = 0; |
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268 | if (!_XReply(dpy, (xReply *) & rep, 0, xFalse) || !rep.key_0) { |
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269 | UnlockDisplay(dpy); |
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270 | SyncHandle(); |
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271 | TRACE("CreateSurface... return False"); |
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272 | return False; |
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273 | } |
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274 | key[0] = rep.key_0; |
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275 | key[1] = rep.key_1; |
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276 | *uid = rep.uid; |
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277 | UnlockDisplay(dpy); |
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278 | SyncHandle(); |
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279 | TRACE("CreateSurface... return True"); |
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280 | return True; |
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281 | } |
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282 | |||
283 | Bool |
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284 | XAppleDRIDestroySurface(dpy, screen, drawable) |
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285 | Display *dpy; |
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286 | int screen; |
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287 | Drawable drawable; |
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288 | { |
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289 | XExtDisplayInfo *info = find_display(dpy); |
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290 | xAppleDRIDestroySurfaceReq *req; |
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291 | |||
292 | TRACE("DestroySurface..."); |
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293 | AppleDRICheckExtension(dpy, info, False); |
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294 | |||
295 | LockDisplay(dpy); |
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296 | GetReq(AppleDRIDestroySurface, req); |
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297 | req->reqType = info->codes->major_opcode; |
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298 | req->driReqType = X_AppleDRIDestroySurface; |
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299 | req->screen = screen; |
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300 | req->drawable = drawable; |
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301 | UnlockDisplay(dpy); |
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302 | SyncHandle(); |
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303 | TRACE("DestroySurface... return True"); |
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304 | return True; |
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305 | } |
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306 | |||
307 | Bool |
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308 | XAppleDRICreateSharedBuffer(Display * dpy, int screen, Drawable drawable, |
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309 | Bool doubleSwap, char *path, size_t pathlen, |
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310 | int *width, int *height) |
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311 | { |
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312 | XExtDisplayInfo *info = find_display(dpy); |
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313 | xAppleDRICreateSharedBufferReq *req; |
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314 | xAppleDRICreateSharedBufferReply rep; |
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315 | |||
316 | AppleDRICheckExtension(dpy, info, False); |
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317 | |||
318 | LockDisplay(dpy); |
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319 | GetReq(AppleDRICreateSharedBuffer, req); |
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320 | req->reqType = info->codes->major_opcode; |
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321 | req->driReqType = X_AppleDRICreateSharedBuffer; |
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322 | req->screen = screen; |
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323 | req->drawable = drawable; |
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324 | req->doubleSwap = doubleSwap; |
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325 | |||
326 | |||
327 | if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) { |
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328 | puts("REPLY ERROR"); |
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329 | |||
330 | UnlockDisplay(dpy); |
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331 | SyncHandle(); |
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332 | return False; |
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333 | } |
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334 | |||
335 | /* printf("rep.stringLength %d\n", (int) rep.stringLength); */ |
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336 | |||
337 | if (rep.stringLength > 0 && rep.stringLength <= pathlen) { |
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338 | _XReadPad(dpy, path, rep.stringLength); |
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339 | |||
340 | /* printf("path: %s\n", path); */ |
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341 | |||
342 | *width = rep.width; |
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343 | *height = rep.height; |
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344 | |||
345 | UnlockDisplay(dpy); |
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346 | SyncHandle(); |
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347 | return True; |
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348 | } |
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349 | |||
350 | UnlockDisplay(dpy); |
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351 | SyncHandle(); |
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352 | |||
353 | return False; |
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354 | } |
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355 | |||
356 | Bool |
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357 | XAppleDRISwapBuffers(Display * dpy, int screen, Drawable drawable) |
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358 | { |
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359 | XExtDisplayInfo *info = find_display(dpy); |
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360 | xAppleDRISwapBuffersReq *req; |
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361 | |||
362 | AppleDRICheckExtension(dpy, info, False); |
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363 | |||
364 | LockDisplay(dpy); |
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365 | GetReq(AppleDRISwapBuffers, req); |
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366 | req->reqType = info->codes->major_opcode; |
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367 | req->driReqType = X_AppleDRISwapBuffers; |
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368 | req->screen = screen; |
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369 | req->drawable = drawable; |
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370 | UnlockDisplay(dpy); |
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371 | SyncHandle(); |
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372 | |||
373 | return True; |
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374 | } |
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375 | |||
376 | Bool |
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377 | XAppleDRICreatePixmap(Display * dpy, int screen, Drawable drawable, |
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378 | int *width, int *height, int *pitch, int *bpp, |
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379 | size_t * size, char *bufname, size_t bufnamesize) |
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380 | { |
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381 | XExtDisplayInfo *info = find_display(dpy); |
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382 | xAppleDRICreatePixmapReq *req; |
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383 | xAppleDRICreatePixmapReply rep; |
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384 | |||
385 | AppleDRICheckExtension(dpy, info, False); |
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386 | |||
387 | LockDisplay(dpy); |
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388 | GetReq(AppleDRICreatePixmap, req); |
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389 | req->reqType = info->codes->major_opcode; |
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390 | req->driReqType = X_AppleDRICreatePixmap; |
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391 | req->screen = screen; |
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392 | req->drawable = drawable; |
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393 | |||
394 | if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) { |
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395 | UnlockDisplay(dpy); |
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396 | SyncHandle(); |
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397 | return False; |
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398 | } |
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399 | |||
400 | /* |
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401 | printf("rep.stringLength %d\n", (int) rep.stringLength); |
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402 | */ |
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403 | |||
404 | if (rep.stringLength > 0 && rep.stringLength <= bufnamesize) { |
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405 | _XReadPad(dpy, bufname, rep.stringLength); |
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406 | |||
407 | /* printf("path: %s\n", bufname); */ |
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408 | |||
409 | *width = rep.width; |
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410 | *height = rep.height; |
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411 | *pitch = rep.pitch; |
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412 | *bpp = rep.bpp; |
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413 | *size = rep.size; |
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414 | |||
415 | UnlockDisplay(dpy); |
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416 | SyncHandle(); |
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417 | return True; |
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418 | } |
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419 | else if (rep.stringLength > 0) { |
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420 | _XEatData(dpy, rep.stringLength); |
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421 | } |
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422 | |||
423 | UnlockDisplay(dpy); |
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424 | SyncHandle(); |
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425 | |||
426 | return True; |
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427 | } |
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428 | |||
429 | /* |
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430 | * Call it a drawable, because we really don't know what it is |
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431 | * until it reaches the server, and we should keep that in mind. |
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432 | */ |
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433 | Bool |
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434 | XAppleDRIDestroyPixmap(Display * dpy, Pixmap drawable) |
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435 | { |
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436 | XExtDisplayInfo *info = find_display(dpy); |
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437 | xAppleDRIDestroyPixmapReq *req; |
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438 | |||
439 | AppleDRICheckExtension(dpy, info, False); |
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440 | |||
441 | LockDisplay(dpy); |
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442 | GetReq(AppleDRIDestroyPixmap, req); |
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443 | req->reqType = info->codes->major_opcode; |
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444 | req->driReqType = X_AppleDRIDestroyPixmap; |
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445 | req->drawable = drawable; |
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446 | UnlockDisplay(dpy); |
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447 | SyncHandle(); |
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448 | |||
449 | return True; |
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450 | }=>=> |