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source: vbox/trunk/src/VBox/HostServices/SharedOpenGL/crserverlib/server_config.c@ 36052

最後變更 在這個檔案從36052是 36052,由 vboxsync 提交於 14 年 前

crOpenGL: use PBO to get texture data in offscreen rendering mode

  • 屬性 svn:eol-style 設為 native
  • 屬性 svn:keywords 設為 Id
檔案大小: 9.8 KB
 
1 /* Copyright (c) 2001, Stanford University
2 * All rights reserved
3 *
4 * See the file LICENSE.txt for information on redistributing this software.
5 */
6
7#include <string.h>
8#include "cr_mem.h"
9#include "cr_environment.h"
10#include "cr_string.h"
11#include "cr_error.h"
12#include "cr_glstate.h"
13#include "server.h"
14
15#ifdef WINDOWS
16#pragma warning( disable: 4706 )
17#endif
18
19static void
20setDefaults(void)
21{
22 if (!cr_server.tcpip_port)
23 cr_server.tcpip_port = DEFAULT_SERVER_PORT;
24 cr_server.run_queue = NULL;
25 cr_server.optimizeBucket = 1;
26 cr_server.useL2 = 0;
27 cr_server.maxBarrierCount = 0;
28 cr_server.ignore_papi = 0;
29 cr_server.only_swap_once = 0;
30 cr_server.overlapBlending = 0;
31 cr_server.debug_barriers = 0;
32 cr_server.sharedDisplayLists = 0;
33 cr_server.sharedTextureObjects = 0;
34 cr_server.sharedPrograms = 0;
35 cr_server.sharedWindows = 0;
36 cr_server.useDMX = 0;
37 cr_server.vpProjectionMatrixParameter = -1;
38 cr_server.vpProjectionMatrixVariable = NULL;
39 cr_server.currentProgram = 0;
40
41 cr_server.num_overlap_intens = 0;
42 cr_server.overlap_intens = 0;
43 cr_server.SpuContext = 0;
44
45 crMatrixInit(&cr_server.viewMatrix[0]);
46 crMatrixInit(&cr_server.viewMatrix[1]);
47 crMatrixInit(&cr_server.projectionMatrix[0]);
48 crMatrixInit(&cr_server.projectionMatrix[1]);
49 cr_server.currentEye = -1;
50
51 cr_server.uniqueWindows = 0;
52
53 cr_server.idsPool.freeWindowID = 1;
54 cr_server.idsPool.freeContextID = 1;
55 cr_server.idsPool.freeClientID = 1;
56
57 cr_server.screenCount = 0;
58 cr_server.bForceOffscreenRendering = GL_FALSE;
59 cr_server.bUsePBOForReadback = GL_FALSE;
60}
61
62void crServerSetVBoxConfiguration()
63{
64 CRMuralInfo *defaultMural;
65 char response[8096];
66
67 char **spuchain;
68 int num_spus;
69 int *spu_ids;
70 char **spu_names;
71 char *spu_dir = NULL;
72 int i;
73 /* Quadrics defaults */
74 int my_rank = 0;
75 int low_context = CR_QUADRICS_DEFAULT_LOW_CONTEXT;
76 int high_context = CR_QUADRICS_DEFAULT_HIGH_CONTEXT;
77 unsigned char key[16]= {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
78 char hostname[1024];
79 char **clientchain, **clientlist;
80 GLint dims[4];
81
82 defaultMural = (CRMuralInfo *) crHashtableSearch(cr_server.muralTable, 0);
83 CRASSERT(defaultMural);
84
85 setDefaults();
86
87 /*
88 * Get my hostname
89 */
90 if (crGetHostname(hostname, sizeof(hostname)))
91 {
92 crError("CRServer: Couldn't get my own hostname?");
93 }
94
95 strcpy(response, "1 0 render");
96 crDebug("CRServer: my SPU chain: %s", response);
97
98 /* response will describe the SPU chain.
99 * Example "2 5 wet 6 render"
100 */
101 spuchain = crStrSplit(response, " ");
102 num_spus = crStrToInt(spuchain[0]);
103 spu_ids = (int *) crAlloc(num_spus * sizeof(*spu_ids));
104 spu_names = (char **) crAlloc((num_spus + 1) * sizeof(*spu_names));
105 for (i = 0; i < num_spus; i++)
106 {
107 spu_ids[i] = crStrToInt(spuchain[2 * i + 1]);
108 spu_names[i] = crStrdup(spuchain[2 * i + 2]);
109 crDebug("SPU %d/%d: (%d) \"%s\"", i + 1, num_spus, spu_ids[i],
110 spu_names[i]);
111 }
112 spu_names[i] = NULL;
113
114 //spu_dir = crStrdup(response);
115 crNetSetRank(0);
116 crNetSetContextRange(32, 35);
117 crNetSetNodeRange("iam0", "iamvis20");
118 crNetSetKey(key,sizeof(key));
119 crNetSetKey(key,sizeof(key));
120 cr_server.tcpip_port = 7000;
121
122 /*cr_server.optimizeBucket = crStrToInt(response);
123 cr_server.localTileSpec = crStrToInt(response);
124 cr_server.useL2 = crStrToInt(response);
125 cr_server.ignore_papi = crStrToInt(response);
126 if (crMothershipGetServerParam(conn, response, "overlap_blending"))
127 {
128 if (!crStrcmp(response, "blend"))
129 cr_server.overlapBlending = 1;
130 else if (!crStrcmp(response, "knockout"))
131 cr_server.overlapBlending = 2;
132 }
133 if (crMothershipGetServerParam(conn, response, "overlap_levels"))
134 cr_server.only_swap_once = crStrToInt(response);
135 cr_server.debug_barriers = crStrToInt(response);
136 cr_server.sharedDisplayLists = crStrToInt(response);
137 cr_server.sharedTextureObjects = crStrToInt(response);
138 cr_server.sharedPrograms = crStrToInt(response);
139 cr_server.sharedWindows = crStrToInt(response);
140 cr_server.uniqueWindows = crStrToInt(response);
141 cr_server.useDMX = crStrToInt(response);
142 if (crMothershipGetServerParam(conn, response, "vertprog_projection_param"))
143 if (crMothershipGetServerParam(conn, response, "stereo_view"))
144 if (crMothershipGetServerParam(conn, response, "view_matrix"))
145 if (crMothershipGetServerParam(conn, response, "right_view_matrix"))
146 if (crMothershipGetServerParam(conn, response, "projection_matrix"))
147 if (crMothershipGetServerParam(conn, response, "right_projection_matrix"))*/
148
149 crDebug("CRServer: my port number is %d", cr_server.tcpip_port);
150
151 /*
152 * Load the SPUs
153 */
154 cr_server.head_spu =
155 crSPULoadChain(num_spus, spu_ids, spu_names, spu_dir, &cr_server);
156
157 /* Need to do this as early as possible */
158
159 cr_server.head_spu->dispatch_table.GetChromiumParametervCR(GL_WINDOW_POSITION_CR, 0, GL_INT, 2, &dims[0]);
160 cr_server.head_spu->dispatch_table.GetChromiumParametervCR(GL_WINDOW_SIZE_CR, 0, GL_INT, 2, &dims[2]);
161
162 defaultMural->gX = dims[0];
163 defaultMural->gY = dims[1];
164 defaultMural->width = dims[2];
165 defaultMural->height = dims[3];
166
167 crFree(spu_ids);
168 crFreeStrings(spu_names);
169 crFreeStrings(spuchain);
170 if (spu_dir)
171 crFree(spu_dir);
172
173 cr_server.mtu = 1024 * 30;
174
175 /*
176 * Get a list of all the clients talking to me.
177 */
178 if (cr_server.vncMode) {
179 /* we're inside a vnc viewer */
180 /*if (!crMothershipSendString( conn, response, "getvncclient %s", hostname ))
181 crError( "Bad Mothership response: %s", response );*/
182 }
183 else {
184 //crMothershipGetClients(conn, response);
185 strcpy(response, "1 tcpip 1");
186 }
187
188 crDebug("CRServer: my clients: %s", response);
189
190 /*
191 * 'response' will now contain a number indicating the number of clients
192 * of this server, followed by a comma-separated list of protocol/SPU ID
193 * pairs.
194 * Example: "3 tcpip 1,gm 2,via 10"
195 */
196 clientchain = crStrSplitn(response, " ", 1);
197 cr_server.numClients = crStrToInt(clientchain[0]);
198 if (cr_server.numClients == 0)
199 {
200 crError("I have no clients! What's a poor server to do?");
201 }
202 clientlist = crStrSplit(clientchain[1], ",");
203
204 /*
205 * Connect to initial set of clients.
206 * Call crNetAcceptClient() for each client.
207 * Also, look for a client that's _not_ using the file: protocol.
208 */
209 for (i = 0; i < cr_server.numClients; i++)
210 {
211 CRClient *newClient = (CRClient *) crCalloc(sizeof(CRClient));
212#ifdef VBOX
213 sscanf(clientlist[i], "%1023s %d", cr_server.protocol, &(newClient->spu_id));
214#else
215 sscanf(clientlist[i], "%s %d", cr_server.protocol, &(newClient->spu_id));
216#endif
217 newClient->conn = crNetAcceptClient(cr_server.protocol, NULL,
218 cr_server.tcpip_port,
219 cr_server.mtu, 0);
220 newClient->currentCtx = cr_server.DummyContext;
221 crServerAddToRunQueue(newClient);
222
223 cr_server.clients[i] = newClient;
224 }
225
226 /* set default client and mural */
227 if (cr_server.numClients > 0) {
228 cr_server.curClient = cr_server.clients[0];
229 cr_server.curClient->currentMural = defaultMural;
230 cr_server.client_spu_id =cr_server.clients[0]->spu_id;
231 }
232
233 crFreeStrings(clientchain);
234 crFreeStrings(clientlist);
235
236 /* Ask the mothership for the tile info */
237 //crServerGetTileInfoFromMothership(conn, defaultMural);
238
239 if (cr_server.vncMode) {
240 /* In vnc mode, we reset the mothership configuration so that it can be
241 * used by subsequent OpenGL apps without having to spawn a new mothership
242 * on a new port.
243 */
244 crDebug("CRServer: Resetting mothership to initial state");
245 //crMothershipReset(conn);
246 }
247
248 //crMothershipDisconnect(conn);
249}
250
251void crServerSetVBoxConfigurationHGCM()
252{
253 CRMuralInfo *defaultMural;
254
255 int spu_ids[1] = {0};
256 char *spu_names[1] = {"render"};
257 char *spu_dir = NULL;
258 int i;
259 GLint dims[4];
260
261 defaultMural = (CRMuralInfo *) crHashtableSearch(cr_server.muralTable, 0);
262 CRASSERT(defaultMural);
263
264 //@todo should be moved to addclient so we have a chain for each client
265
266 setDefaults();
267
268 /* Load the SPUs */
269 cr_server.head_spu = crSPULoadChain(1, spu_ids, spu_names, spu_dir, &cr_server);
270
271 if (!cr_server.head_spu)
272 return;
273
274 cr_server.head_spu->dispatch_table.GetChromiumParametervCR(GL_WINDOW_POSITION_CR, 0, GL_INT, 2, &dims[0]);
275 cr_server.head_spu->dispatch_table.GetChromiumParametervCR(GL_WINDOW_SIZE_CR, 0, GL_INT, 2, &dims[2]);
276
277 defaultMural->gX = dims[0];
278 defaultMural->gY = dims[1];
279 defaultMural->width = dims[2];
280 defaultMural->height = dims[3];
281
282 cr_server.mtu = 1024 * 250;
283
284 cr_server.numClients = 0;
285 strcpy(cr_server.protocol, "vboxhgcm");
286
287 for (i = 0; i < cr_server.numClients; i++)
288 {
289 CRClient *newClient = (CRClient *) crCalloc(sizeof(CRClient));
290 newClient->spu_id = 0;
291 newClient->conn = crNetAcceptClient(cr_server.protocol, NULL,
292 cr_server.tcpip_port,
293 cr_server.mtu, 0);
294 newClient->currentCtx = cr_server.DummyContext;
295 crServerAddToRunQueue(newClient);
296
297 cr_server.clients[i] = newClient;
298 }
299
300 /* set default client and mural */
301 if (cr_server.numClients > 0) {
302 cr_server.curClient = cr_server.clients[0];
303 cr_server.curClient->currentMural = defaultMural;
304 cr_server.client_spu_id =cr_server.clients[0]->spu_id;
305 }
306}
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