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a09e091a JB |
1 | /* |
2 | * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina. | |
3 | * | |
4 | * All Rights Reserved. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining | |
7 | * a copy of this software and associated documentation files (the | |
8 | * "Software"), to deal in the Software without restriction, including | |
9 | * without limitation on the rights to use, copy, modify, merge, | |
10 | * publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, | |
12 | * subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice (including the | |
15 | * next paragraph) shall be included in all copies or substantial | |
16 | * portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS | |
22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
25 | * SOFTWARE. | |
26 | */ | |
27 | ||
28 | /* | |
29 | * Authors: | |
30 | * Rickard E. (Rik) Faith <faith@redhat.com> | |
31 | * | |
32 | */ | |
33 | ||
34 | /** \file | |
35 | * This code queries and modifies the connection block. */ | |
36 | ||
37 | #ifdef HAVE_DMX_CONFIG_H | |
38 | #include <dmx-config.h> | |
39 | #endif | |
40 | ||
41 | #include "dmx.h" | |
42 | #include "dmxcb.h" | |
43 | #include "dmxinput.h" | |
44 | #include "dmxlog.h" | |
45 | ||
46 | extern int connBlockScreenStart; | |
47 | ||
48 | #ifdef PANORAMIX | |
49 | #include "panoramiXsrv.h" | |
50 | extern int PanoramiXPixWidth; | |
51 | extern int PanoramiXPixHeight; | |
52 | extern int PanoramiXNumScreens; | |
53 | #endif | |
54 | ||
55 | int dmxGlobalWidth, dmxGlobalHeight; | |
56 | ||
57 | /** We may want the wall dimensions to be different from the bounding | |
58 | * box dimensions that Xinerama computes, so save those and update them | |
59 | * here. | |
60 | */ | |
61 | void | |
62 | dmxSetWidthHeight(int width, int height) | |
63 | { | |
64 | dmxGlobalWidth = width; | |
65 | dmxGlobalHeight = height; | |
66 | } | |
67 | ||
68 | /** Computes the global bounding box for DMX. This may be larger than | |
69 | * the one computed by Xinerama because of the DMX configuration | |
70 | * file. */ | |
71 | void | |
72 | dmxComputeWidthHeight(DMXRecomputeFlag flag) | |
73 | { | |
74 | int i; | |
75 | DMXScreenInfo *dmxScreen; | |
76 | int w = 0; | |
77 | int h = 0; | |
78 | ||
79 | for (i = 0; i < dmxNumScreens; i++) { | |
80 | /* Don't use root* here because this is | |
81 | * the global bounding box. */ | |
82 | dmxScreen = &dmxScreens[i]; | |
83 | if (w < dmxScreen->scrnWidth + dmxScreen->rootXOrigin) | |
84 | w = dmxScreen->scrnWidth + dmxScreen->rootXOrigin; | |
85 | if (h < dmxScreen->scrnHeight + dmxScreen->rootYOrigin) | |
86 | h = dmxScreen->scrnHeight + dmxScreen->rootYOrigin; | |
87 | } | |
88 | if (!dmxGlobalWidth && !dmxGlobalHeight) { | |
89 | dmxLog(dmxInfo, "Using %dx%d as global bounding box\n", w, h); | |
90 | } | |
91 | else { | |
92 | switch (flag) { | |
93 | case DMX_NO_RECOMPUTE_BOUNDING_BOX: | |
94 | dmxLog(dmxInfo, | |
95 | "Using old bounding box (%dx%d) instead of new (%dx%d)\n", | |
96 | dmxGlobalWidth, dmxGlobalHeight, w, h); | |
97 | w = dmxGlobalWidth; | |
98 | h = dmxGlobalHeight; | |
99 | break; | |
100 | case DMX_RECOMPUTE_BOUNDING_BOX: | |
101 | dmxLog(dmxInfo, | |
102 | "Using %dx%d as global bounding box, instead of %dx%d\n", | |
103 | w, h, dmxGlobalWidth, dmxGlobalHeight); | |
104 | break; | |
105 | } | |
106 | } | |
107 | ||
108 | dmxGlobalWidth = w; | |
109 | dmxGlobalHeight = h; | |
110 | } | |
111 | ||
112 | /** A callback routine that hooks into Xinerama and provides a | |
113 | * convenient place to print summary log information during server | |
114 | * startup. This routine does not modify any values. */ | |
115 | void | |
116 | dmxConnectionBlockCallback(void) | |
117 | { | |
118 | xWindowRoot *root = (xWindowRoot *) (ConnectionInfo + connBlockScreenStart); | |
119 | int offset = connBlockScreenStart + sizeof(xWindowRoot); | |
120 | int i; | |
121 | Bool *found = NULL; | |
122 | ||
123 | MAXSCREENSALLOC(found); | |
124 | if (!found) | |
125 | dmxLog(dmxFatal, "dmxConnectionBlockCallback: out of memory\n"); | |
126 | ||
127 | dmxLog(dmxInfo, "===== Start of Summary =====\n"); | |
128 | #ifdef PANORAMIX | |
129 | if (!noPanoramiXExtension) { | |
130 | if (dmxGlobalWidth && dmxGlobalHeight | |
131 | && (dmxGlobalWidth != PanoramiXPixWidth | |
132 | || dmxGlobalHeight != PanoramiXPixHeight)) { | |
133 | dmxLog(dmxInfo, | |
134 | "Changing Xinerama dimensions from %d %d to %d %d\n", | |
135 | PanoramiXPixWidth, PanoramiXPixHeight, | |
136 | dmxGlobalWidth, dmxGlobalHeight); | |
137 | PanoramiXPixWidth = root->pixWidth = dmxGlobalWidth; | |
138 | PanoramiXPixHeight = root->pixHeight = dmxGlobalHeight; | |
139 | } | |
140 | else { | |
141 | dmxGlobalWidth = PanoramiXPixWidth; | |
142 | dmxGlobalHeight = PanoramiXPixHeight; | |
143 | } | |
144 | dmxLog(dmxInfo, "%d screens configured with Xinerama (%d %d)\n", | |
145 | PanoramiXNumScreens, PanoramiXPixWidth, PanoramiXPixHeight); | |
146 | FOR_NSCREENS(i) found[i] = FALSE; | |
147 | } | |
148 | else { | |
149 | #endif | |
150 | /* This never happens because we're | |
151 | * either called from a Xinerama | |
152 | * callback or during reconfiguration | |
153 | * (which only works with Xinerama on). | |
154 | * In any case, be reasonable. */ | |
155 | dmxLog(dmxInfo, "%d screens configured (%d %d)\n", | |
156 | screenInfo.numScreens, root->pixWidth, root->pixHeight); | |
157 | #ifdef PANORAMIX | |
158 | } | |
159 | #endif | |
160 | ||
161 | for (i = 0; i < root->nDepths; i++) { | |
162 | xDepth *depth = (xDepth *) (ConnectionInfo + offset); | |
163 | int voffset = offset + sizeof(xDepth); | |
164 | xVisualType *visual = (xVisualType *) (ConnectionInfo + voffset); | |
165 | int j; | |
166 | ||
167 | dmxLog(dmxInfo, "%d visuals at depth %d:\n", | |
168 | depth->nVisuals, depth->depth); | |
169 | for (j = 0; j < depth->nVisuals; j++, visual++) { | |
170 | XVisualInfo vi; | |
171 | ||
172 | vi.visual = NULL; | |
173 | vi.visualid = visual->visualID; | |
174 | vi.screen = 0; | |
175 | vi.depth = depth->depth; | |
176 | vi.class = visual->class; | |
177 | vi.red_mask = visual->redMask; | |
178 | vi.green_mask = visual->greenMask; | |
179 | vi.blue_mask = visual->blueMask; | |
180 | vi.colormap_size = visual->colormapEntries; | |
181 | vi.bits_per_rgb = visual->bitsPerRGB; | |
182 | dmxLogVisual(NULL, &vi, 0); | |
183 | ||
184 | #ifdef PANORAMIX | |
185 | if (!noPanoramiXExtension) { | |
186 | int k; | |
187 | ||
188 | FOR_NSCREENS(k) { | |
189 | DMXScreenInfo *dmxScreen = &dmxScreens[k]; | |
190 | ||
191 | if (dmxScreen->beDisplay) { | |
192 | XVisualInfo *pvi = | |
193 | &dmxScreen->beVisuals[dmxScreen->beDefVisualIndex]; | |
194 | if (pvi->depth == depth->depth && | |
195 | pvi->class == visual->class) | |
196 | found[k] = TRUE; | |
197 | } | |
198 | else { | |
199 | /* Screen #k is detatched, so it always succeeds */ | |
200 | found[k] = TRUE; | |
201 | } | |
202 | } | |
203 | } | |
204 | #endif | |
205 | } | |
206 | offset = voffset + depth->nVisuals * sizeof(xVisualType); | |
207 | } | |
208 | ||
209 | dmxInputLogDevices(); | |
210 | dmxLog(dmxInfo, "===== End of Summary =====\n"); | |
211 | ||
212 | #ifdef PANORAMIX | |
213 | if (!noPanoramiXExtension) { | |
214 | Bool fatal = FALSE; | |
215 | ||
216 | FOR_NSCREENS(i) { | |
217 | fatal |= !found[i]; | |
218 | if (!found[i]) { | |
219 | dmxLog(dmxError, | |
220 | "The default visual for screen #%d does not match " | |
221 | "any of the\n", i); | |
222 | dmxLog(dmxError, | |
223 | "consolidated visuals from Xinerama (listed above)\n"); | |
224 | } | |
225 | } | |
226 | if (fatal) | |
227 | dmxLog(dmxFatal, | |
228 | "dmxConnectionBlockCallback: invalid screen(s) found"); | |
229 | } | |
230 | #endif | |
231 | MAXSCREENSFREE(found); | |
232 | } |