1// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#include "SwiftConfig.hpp"
16
17#include "Config.hpp"
18#include "Common/Configurator.hpp"
19#include "Common/Debug.hpp"
20#include "Common/Version.h"
21
22#include <sstream>
23#include <stdio.h>
24#include <time.h>
25#include <sys/stat.h>
26#include <string.h>
27#include <algorithm>
28
29namespace sw
30{
31 extern Profiler profiler;
32
33 std::string itoa(int number)
34 {
35 std::stringstream ss;
36 ss << number;
37 return ss.str();
38 }
39
40 std::string ftoa(double number)
41 {
42 std::stringstream ss;
43 ss << number;
44 return ss.str();
45 }
46
47 SwiftConfig::SwiftConfig(bool disableServerOverride) : listenSocket(0)
48 {
49 readConfiguration(disableServerOverride);
50
51 if(!disableServerOverride)
52 {
53 writeConfiguration();
54 }
55
56 receiveBuffer = 0;
57
58 if(!config.disableServer)
59 {
60 createServer();
61 }
62 }
63
64 SwiftConfig::~SwiftConfig()
65 {
66 destroyServer();
67 }
68
69 void SwiftConfig::createServer()
70 {
71 bufferLength = 16 * 1024;
72 receiveBuffer = new char[bufferLength];
73
74 Socket::startup();
75 listenSocket = new Socket("localhost", "8080");
76 listenSocket->listen();
77
78 terminate = false;
79 serverThread = new Thread(serverRoutine, this);
80 }
81
82 void SwiftConfig::destroyServer()
83 {
84 if(receiveBuffer)
85 {
86 terminate = true;
87 serverThread->join();
88 delete serverThread;
89
90 delete listenSocket;
91 listenSocket = 0;
92
93 Socket::cleanup();
94
95 delete[] receiveBuffer;
96 receiveBuffer = 0;
97 }
98 }
99
100 bool SwiftConfig::hasNewConfiguration(bool reset)
101 {
102 bool value = newConfig;
103
104 if(reset)
105 {
106 newConfig = false;
107 }
108
109 return value;
110 }
111
112 void SwiftConfig::getConfiguration(Configuration &configuration)
113 {
114 criticalSection.lock();
115 configuration = config;
116 criticalSection.unlock();
117 }
118
119 void SwiftConfig::serverRoutine(void *parameters)
120 {
121 SwiftConfig *swiftConfig = (SwiftConfig*)parameters;
122
123 swiftConfig->serverLoop();
124 }
125
126 void SwiftConfig::serverLoop()
127 {
128 readConfiguration();
129
130 while(!terminate)
131 {
132 if(listenSocket->select(100000))
133 {
134 Socket *clientSocket = listenSocket->accept();
135 int bytesReceived = 1;
136
137 while(bytesReceived > 0 && !terminate)
138 {
139 if(clientSocket->select(10))
140 {
141 bytesReceived = clientSocket->receive(receiveBuffer, bufferLength);
142
143 if(bytesReceived > 0)
144 {
145 receiveBuffer[bytesReceived] = 0;
146
147 respond(clientSocket, receiveBuffer);
148 }
149 }
150 }
151
152 delete clientSocket;
153 }
154 }
155 }
156
157 bool match(const char **url, const char *string)
158 {
159 size_t length = strlen(string);
160
161 if(strncmp(*url, string, length) == 0)
162 {
163 *url += length;
164
165 return true;
166 }
167
168 return false;
169 }
170
171 void SwiftConfig::respond(Socket *clientSocket, const char *request)
172 {
173 if(match(&request, "GET /"))
174 {
175 if(match(&request, "swiftshader") || match(&request, "swiftconfig"))
176 {
177 if(match(&request, " ") || match(&request, "/ "))
178 {
179 return send(clientSocket, OK, page());
180 }
181 }
182 }
183 else if(match(&request, "POST /"))
184 {
185 if(match(&request, "swiftshader") || match(&request, "swiftconfig"))
186 {
187 if(match(&request, " ") || match(&request, "/ "))
188 {
189 criticalSection.lock();
190
191 const char *postData = strstr(request, "\r\n\r\n");
192 postData = postData ? postData + 4 : 0;
193
194 if(postData && strlen(postData) > 0)
195 {
196 parsePost(postData);
197 }
198 else // POST data in next packet
199 {
200 int bytesReceived = clientSocket->receive(receiveBuffer, bufferLength);
201
202 if(bytesReceived > 0)
203 {
204 receiveBuffer[bytesReceived] = 0;
205 parsePost(receiveBuffer);
206 }
207 }
208
209 writeConfiguration();
210 newConfig = true;
211
212 if(config.disableServer)
213 {
214 destroyServer();
215 }
216
217 criticalSection.unlock();
218
219 return send(clientSocket, OK, page());
220 }
221 else if(match(&request, "/profile "))
222 {
223 return send(clientSocket, OK, profile());
224 }
225 }
226 }
227
228 return send(clientSocket, NotFound);
229 }
230
231 std::string SwiftConfig::page()
232 {
233 std::string html;
234
235 const std::string selected = "selected='selected'";
236 const std::string checked = "checked='checked'";
237 const std::string empty = "";
238
239 html += "<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01//EN' 'http://www.w3.org/TR/html4/strict.dtd'>\n";
240 html += "<html>\n";
241 html += "<head>\n";
242 html += "<meta http-equiv='content-type' content='text/html; charset=UTF-8'>\n";
243 html += "<title>SwiftShader Configuration Panel</title>\n";
244 html += "</head>\n";
245 html += "<body>\n";
246 html += "<script type='text/javascript'>\n";
247 html += "request();\n";
248 html += "function request()\n";
249 html += "{\n";
250 html += "var xhr = new XMLHttpRequest();\n";
251 html += "xhr.open('POST', '/swiftshader/profile', true);\n";
252 html += "xhr.onreadystatechange = function()\n";
253 html += "{\n";
254 html += "if(xhr.readyState == 4 && xhr.status == 200)\n";
255 html += "{\n";
256 html += "document.getElementById('profile').innerHTML = xhr.responseText;\n";
257 html += "setTimeout('request()', 1000);\n";
258 html += "}\n";
259 html += "}\n";
260 html += "xhr.send();\n";
261 html += "}\n";
262 html += "</script>\n";
263 html += "<form method='POST' action=''>\n";
264 html += "<h1>SwiftShader Configuration Panel</h1>\n";
265 html += "<div id='profile'>" + profile() + "</div>\n";
266 html += "<hr><p>\n";
267 html += "<input type='submit' value='Apply changes' title='Click to apply all settings.'>\n";
268 // html += "<input type='reset' value='Reset changes' title='Click to reset your changes to the previous value.'>\n";
269 html += "</p><hr>\n";
270 html += "<h2><em>Device capabilities</em></h2>\n";
271 html += "<table>\n";
272 html += "<tr><td>Build revision:</td><td>" REVISION_STRING "</td></tr>\n";
273 html += "<tr><td>Pixel shader model:</td><td><select name='pixelShaderVersion' title='The highest version of pixel shader supported by SwiftShader. Lower versions might be faster if supported by the application. Only effective after restarting the application.'>\n";
274 html += "<option value='0'" + (config.pixelShaderVersion == 0 ? selected : empty) + ">0.0</option>\n";
275 html += "<option value='11'" + (config.pixelShaderVersion == 11 ? selected : empty) + ">1.1</option>\n";
276 html += "<option value='12'" + (config.pixelShaderVersion == 12 ? selected : empty) + ">1.2</option>\n";
277 html += "<option value='13'" + (config.pixelShaderVersion == 13 ? selected : empty) + ">1.3</option>\n";
278 html += "<option value='14'" + (config.pixelShaderVersion == 14 ? selected : empty) + ">1.4</option>\n";
279 html += "<option value='20'" + (config.pixelShaderVersion == 20 ? selected : empty) + ">2.0</option>\n";
280 html += "<option value='21'" + (config.pixelShaderVersion == 21 ? selected : empty) + ">2.x</option>\n";
281 html += "<option value='30'" + (config.pixelShaderVersion == 30 ? selected : empty) + ">3.0 (default)</option>\n";
282 html += "</select></td></tr>\n";
283 html += "<tr><td>Vertex shader model:</td><td><select name='vertexShaderVersion' title='The highest version of vertex shader supported by SwiftShader. Lower versions might be faster if supported by the application. Only effective after restarting the application.'>\n";
284 html += "<option value='0'" + (config.vertexShaderVersion == 0 ? selected : empty) + ">0.0</option>\n";
285 html += "<option value='11'" + (config.vertexShaderVersion == 11 ? selected : empty) + ">1.1</option>\n";
286 html += "<option value='20'" + (config.vertexShaderVersion == 20 ? selected : empty) + ">2.0</option>\n";
287 html += "<option value='21'" + (config.vertexShaderVersion == 21 ? selected : empty) + ">2.x</option>\n";
288 html += "<option value='30'" + (config.vertexShaderVersion == 30 ? selected : empty) + ">3.0 (default)</option>\n";
289 html += "</select></td></tr>\n";
290 html += "<tr><td>Texture memory:</td><td><select name='textureMemory' title='The maximum amount of memory used for textures and other resources.'>\n";
291 html += "<option value='128'" + (config.textureMemory == 128 ? selected : empty) + ">128 MB</option>\n";
292 html += "<option value='256'" + (config.textureMemory == 256 ? selected : empty) + ">256 MB (default)</option>\n";
293 html += "<option value='512'" + (config.textureMemory == 512 ? selected : empty) + ">512 MB</option>\n";
294 html += "<option value='1024'" + (config.textureMemory == 1024 ? selected : empty) + ">1024 MB</option>\n";
295 html += "<option value='2048'" + (config.textureMemory == 2048 ? selected : empty) + ">2048 MB</option>\n";
296 html += "</select></td></tr>\n";
297 html += "<tr><td>Device identifier:</td><td><select name='identifier' title='The information used by some applications to determine device capabilities.'>\n";
298 html += "<option value='0'" + (config.identifier == 0 ? selected : empty) + ">Google SwiftShader (default)</option>\n";
299 html += "<option value='1'" + (config.identifier == 1 ? selected : empty) + ">NVIDIA GeForce 7900 GS</option>\n";
300 html += "<option value='2'" + (config.identifier == 2 ? selected : empty) + ">ATI Mobility Radeon X1600</option>\n";
301 html += "<option value='3'" + (config.identifier == 3 ? selected : empty) + ">Intel GMA X3100</option>\n";
302 html += "<option value='4'" + (config.identifier == 4 ? selected : empty) + ">System device</option>\n";
303 html += "</select></td></tr>\n";
304 html += "</table>\n";
305 html += "<h2><em>Cache sizes</em></h2>\n";
306 html += "<table>\n";
307 html += "<tr><td>Vertex routine cache size:</td><td><select name='vertexRoutineCacheSize' title='The number of dynamically generated vertex processing routines being cached for reuse. Lower numbers save memory but require more routines to be regenerated.'>\n";
308 html += "<option value='64'" + (config.vertexRoutineCacheSize == 64 ? selected : empty) + ">64</option>\n";
309 html += "<option value='128'" + (config.vertexRoutineCacheSize == 128 ? selected : empty) + ">128</option>\n";
310 html += "<option value='256'" + (config.vertexRoutineCacheSize == 256 ? selected : empty) + ">256</option>\n";
311 html += "<option value='512'" + (config.vertexRoutineCacheSize == 512 ? selected : empty) + ">512</option>\n";
312 html += "<option value='1024'" + (config.vertexRoutineCacheSize == 1024 ? selected : empty) + ">1024 (default)</option>\n";
313 html += "<option value='2048'" + (config.vertexRoutineCacheSize == 2048 ? selected : empty) + ">2048</option>\n";
314 html += "<option value='4096'" + (config.vertexRoutineCacheSize == 4096 ? selected : empty) + ">4096</option>\n";
315 html += "</select></td>\n";
316 html += "</tr>\n";
317 html += "<tr><td>Pixel routine cache size:</td><td><select name='pixelRoutineCacheSize' title='The number of dynamically generated pixel processing routines being cached for reuse. Lower numbers save memory but require more routines to be regenerated.'>\n";
318 html += "<option value='64'" + (config.pixelRoutineCacheSize == 64 ? selected : empty) + ">64</option>\n";
319 html += "<option value='128'" + (config.pixelRoutineCacheSize == 128 ? selected : empty) + ">128</option>\n";
320 html += "<option value='256'" + (config.pixelRoutineCacheSize == 256 ? selected : empty) + ">256</option>\n";
321 html += "<option value='512'" + (config.pixelRoutineCacheSize == 512 ? selected : empty) + ">512</option>\n";
322 html += "<option value='1024'" + (config.pixelRoutineCacheSize == 1024 ? selected : empty) + ">1024 (default)</option>\n";
323 html += "<option value='2048'" + (config.pixelRoutineCacheSize == 2048 ? selected : empty) + ">2048</option>\n";
324 html += "<option value='4096'" + (config.pixelRoutineCacheSize == 4096 ? selected : empty) + ">4096</option>\n";
325 html += "</select></td>\n";
326 html += "</tr>\n";
327 html += "<tr><td>Setup routine cache size:</td><td><select name='setupRoutineCacheSize' title='The number of dynamically generated primitive setup routines being cached for reuse. Lower numbers save memory but require more routines to be regenerated.'>\n";
328 html += "<option value='64'" + (config.setupRoutineCacheSize == 64 ? selected : empty) + ">64</option>\n";
329 html += "<option value='128'" + (config.setupRoutineCacheSize == 128 ? selected : empty) + ">128</option>\n";
330 html += "<option value='256'" + (config.setupRoutineCacheSize == 256 ? selected : empty) + ">256</option>\n";
331 html += "<option value='512'" + (config.setupRoutineCacheSize == 512 ? selected : empty) + ">512</option>\n";
332 html += "<option value='1024'" + (config.setupRoutineCacheSize == 1024 ? selected : empty) + ">1024 (default)</option>\n";
333 html += "<option value='2048'" + (config.setupRoutineCacheSize == 2048 ? selected : empty) + ">2048</option>\n";
334 html += "<option value='4096'" + (config.setupRoutineCacheSize == 4096 ? selected : empty) + ">4096</option>\n";
335 html += "</select></td>\n";
336 html += "</tr>\n";
337 html += "<tr><td>Vertex cache size:</td><td><select name='vertexCacheSize' title='The number of processed vertices being cached for reuse. Lower numbers save memory but require more vertices to be reprocessed.'>\n";
338 html += "<option value='64'" + (config.vertexCacheSize == 64 ? selected : empty) + ">64 (default)</option>\n";
339 html += "</select></td>\n";
340 html += "</tr>\n";
341 html += "</table>\n";
342 html += "<h2><em>Quality</em></h2>\n";
343 html += "<table>\n";
344 html += "<tr><td>Maximum texture sampling quality:</td><td><select name='textureSampleQuality' title='The maximum texture filtering quality. Lower settings can be faster but cause visual artifacts.'>\n";
345 html += "<option value='0'" + (config.textureSampleQuality == 0 ? selected : empty) + ">Point</option>\n";
346 html += "<option value='1'" + (config.textureSampleQuality == 1 ? selected : empty) + ">Linear</option>\n";
347 html += "<option value='2'" + (config.textureSampleQuality == 2 ? selected : empty) + ">Anisotropic (default)</option>\n";
348 html += "</select></td>\n";
349 html += "</tr>\n";
350 html += "<tr><td>Maximum mipmapping quality:</td><td><select name='mipmapQuality' title='The maximum mipmap filtering quality. Higher settings can be more visually appealing but are slower.'>\n";
351 html += "<option value='0'" + (config.mipmapQuality == 0 ? selected : empty) + ">Point</option>\n";
352 html += "<option value='1'" + (config.mipmapQuality == 1 ? selected : empty) + ">Linear (default)</option>\n";
353 html += "</select></td>\n";
354 html += "</tr>\n";
355 html += "<tr><td>Perspective correction:</td><td><select name='perspectiveCorrection' title='Enables or disables perspective correction. Disabling it is faster but can causes distortion. Recommended for 2D applications only.'>\n";
356 html += "<option value='0'" + (config.perspectiveCorrection == 0 ? selected : empty) + ">Off</option>\n";
357 html += "<option value='1'" + (config.perspectiveCorrection == 1 ? selected : empty) + ">On (default)</option>\n";
358 html += "</select></td>\n";
359 html += "</tr>\n";
360 html += "<tr><td>Transcendental function precision:</td><td><select name='transcendentalPrecision' title='The precision at which log/exp/pow/rcp/rsq/nrm shader instructions are computed. Lower settings can be faster but cause visual artifacts.'>\n";
361 html += "<option value='0'" + (config.transcendentalPrecision == 0 ? selected : empty) + ">Approximate</option>\n";
362 html += "<option value='1'" + (config.transcendentalPrecision == 1 ? selected : empty) + ">Partial</option>\n";
363 html += "<option value='2'" + (config.transcendentalPrecision == 2 ? selected : empty) + ">Accurate (default)</option>\n";
364 html += "<option value='3'" + (config.transcendentalPrecision == 3 ? selected : empty) + ">WHQL</option>\n";
365 html += "<option value='4'" + (config.transcendentalPrecision == 4 ? selected : empty) + ">IEEE</option>\n";
366 html += "</select></td>\n";
367 html += "</tr>\n";
368 html += "<tr><td>Transparency anti-aliasing:</td><td><select name='transparencyAntialiasing' title='The technique used to anti-alias alpha-tested transparent textures.'>\n";
369 html += "<option value='0'" + (config.transparencyAntialiasing == 0 ? selected : empty) + ">None (default)</option>\n";
370 html += "<option value='1'" + (config.transparencyAntialiasing == 1 ? selected : empty) + ">Alpha-to-Coverage</option>\n";
371 html += "</select></td>\n";
372 html += "</table>\n";
373 html += "<h2><em>Processor settings</em></h2>\n";
374 html += "<table>\n";
375 html += "<tr><td>Number of threads:</td><td><select name='threadCount' title='The number of rendering threads to be used.'>\n";
376 html += "<option value='-1'" + (config.threadCount == -1 ? selected : empty) + ">Core count</option>\n";
377 html += "<option value='0'" + (config.threadCount == 0 ? selected : empty) + ">Process affinity (default)</option>\n";
378 html += "<option value='1'" + (config.threadCount == 1 ? selected : empty) + ">1</option>\n";
379 html += "<option value='2'" + (config.threadCount == 2 ? selected : empty) + ">2</option>\n";
380 html += "<option value='3'" + (config.threadCount == 3 ? selected : empty) + ">3</option>\n";
381 html += "<option value='4'" + (config.threadCount == 4 ? selected : empty) + ">4</option>\n";
382 html += "<option value='5'" + (config.threadCount == 5 ? selected : empty) + ">5</option>\n";
383 html += "<option value='6'" + (config.threadCount == 6 ? selected : empty) + ">6</option>\n";
384 html += "<option value='7'" + (config.threadCount == 7 ? selected : empty) + ">7</option>\n";
385 html += "<option value='8'" + (config.threadCount == 8 ? selected : empty) + ">8</option>\n";
386 html += "<option value='9'" + (config.threadCount == 9 ? selected : empty) + ">9</option>\n";
387 html += "<option value='10'" + (config.threadCount == 10 ? selected : empty) + ">10</option>\n";
388 html += "<option value='11'" + (config.threadCount == 11 ? selected : empty) + ">11</option>\n";
389 html += "<option value='12'" + (config.threadCount == 12 ? selected : empty) + ">12</option>\n";
390 html += "<option value='13'" + (config.threadCount == 13 ? selected : empty) + ">13</option>\n";
391 html += "<option value='14'" + (config.threadCount == 14 ? selected : empty) + ">14</option>\n";
392 html += "<option value='15'" + (config.threadCount == 15 ? selected : empty) + ">15</option>\n";
393 html += "<option value='16'" + (config.threadCount == 16 ? selected : empty) + ">16</option>\n";
394 html += "</select></td></tr>\n";
395 html += "<tr><td>Enable SSE:</td><td><input name = 'enableSSE' type='checkbox'" + (config.enableSSE ? checked : empty) + " disabled='disabled' title='If checked enables the use of SSE instruction set extentions if supported by the CPU.'></td></tr>";
396 html += "<tr><td>Enable SSE2:</td><td><input name = 'enableSSE2' type='checkbox'" + (config.enableSSE2 ? checked : empty) + " title='If checked enables the use of SSE2 instruction set extentions if supported by the CPU.'></td></tr>";
397 html += "<tr><td>Enable SSE3:</td><td><input name = 'enableSSE3' type='checkbox'" + (config.enableSSE3 ? checked : empty) + " title='If checked enables the use of SSE3 instruction set extentions if supported by the CPU.'></td></tr>";
398 html += "<tr><td>Enable SSSE3:</td><td><input name = 'enableSSSE3' type='checkbox'" + (config.enableSSSE3 ? checked : empty) + " title='If checked enables the use of SSSE3 instruction set extentions if supported by the CPU.'></td></tr>";
399 html += "<tr><td>Enable SSE4.1:</td><td><input name = 'enableSSE4_1' type='checkbox'" + (config.enableSSE4_1 ? checked : empty) + " title='If checked enables the use of SSE4.1 instruction set extentions if supported by the CPU.'></td></tr>";
400 html += "</table>\n";
401 html += "<h2><em>Compiler optimizations</em></h2>\n";
402 html += "<table>\n";
403
404 for(size_t pass = 0; pass < config.optimization.size(); pass++)
405 {
406 html += "<tr><td>Optimization pass " + itoa(pass + 1) + ":</td><td><select name='optimization" + itoa(pass + 1) + "' title='An optimization pass for the shader compiler.'>\n";
407 html += "<option value='0'" + (config.optimization[pass] == rr::Optimization::Pass::Disabled ? selected : empty) + ">Disabled" + (pass > 0 ? " (default)" : "") + "</option>\n";
408 html += "<option value='1'" + (config.optimization[pass] == rr::Optimization::Pass::InstructionCombining ? selected : empty) + ">Instruction Combining" + (pass == 0 ? " (default)" : "") + "</option>\n";
409 html += "<option value='2'" + (config.optimization[pass] == rr::Optimization::Pass::CFGSimplification ? selected : empty) + ">Control Flow Simplification</option>\n";
410 html += "<option value='3'" + (config.optimization[pass] == rr::Optimization::Pass::LICM ? selected : empty) + ">Loop Invariant Code Motion</option>\n";
411 html += "<option value='4'" + (config.optimization[pass] == rr::Optimization::Pass::AggressiveDCE ? selected : empty) + ">Aggressive Dead Code Elimination</option>\n";
412 html += "<option value='5'" + (config.optimization[pass] == rr::Optimization::Pass::GVN ? selected : empty) + ">Global Value Numbering</option>\n";
413 html += "<option value='6'" + (config.optimization[pass] == rr::Optimization::Pass::Reassociate ? selected : empty) + ">Commutative Expressions Reassociation</option>\n";
414 html += "<option value='7'" + (config.optimization[pass] == rr::Optimization::Pass::DeadStoreElimination ? selected : empty) + ">Dead Store Elimination</option>\n";
415 html += "<option value='8'" + (config.optimization[pass] == rr::Optimization::Pass::SCCP ? selected : empty) + ">Sparse Conditional Copy Propagation</option>\n";
416 html += "<option value='9'" + (config.optimization[pass] == rr::Optimization::Pass::ScalarReplAggregates ? selected : empty) + ">Scalar Replacement of Aggregates</option>\n";
417 html += "<option value='10'" + (config.optimization[pass] == rr::Optimization::Pass::EarlyCSEPass ? selected : empty) + ">Eliminate trivially redundant instructions</option>\n";
418 html += "</select></td></tr>\n";
419 }
420
421 html += "</table>\n";
422 html += "<h2><em>Testing & Experimental</em></h2>\n";
423 html += "<table>\n";
424 html += "<tr><td>Disable SwiftConfig server:</td><td><input name = 'disableServer' type='checkbox'" + (config.disableServer == true ? checked : empty) + " title='If checked disables the web browser based control panel.'></td></tr>";
425 html += "<tr><td>Force windowed mode:</td><td><input name = 'forceWindowed' type='checkbox'" + (config.forceWindowed == true ? checked : empty) + " title='If checked prevents the application from switching to full-screen mode.'></td></tr>";
426 html += "<tr><td>Complementary depth buffer:</td><td><input name = 'complementaryDepthBuffer' type='checkbox'" + (config.complementaryDepthBuffer == true ? checked : empty) + " title='If checked causes 1 - z to be stored in the depth buffer.'></td></tr>";
427 html += "<tr><td>Post alpha blend sRGB conversion:</td><td><input name = 'postBlendSRGB' type='checkbox'" + (config.postBlendSRGB == true ? checked : empty) + " title='If checked alpha blending is performed in linear color space.'></td></tr>";
428 html += "<tr><td>Exact color rounding:</td><td><input name = 'exactColorRounding' type='checkbox'" + (config.exactColorRounding == true ? checked : empty) + " title='If checked color rounding is done at high accuracy.'></td></tr>";
429 html += "<tr><td>Disable alpha display formats:</td><td><input name = 'disableAlphaMode' type='checkbox'" + (config.disableAlphaMode == true ? checked : empty) + " title='If checked the device does not advertise the A8R8G8B8 display mode.'></td></tr>";
430 html += "<tr><td>Disable 10-bit display formats:</td><td><input name = 'disable10BitMode' type='checkbox'" + (config.disable10BitMode == true ? checked : empty) + " title='If checked the device does not advertise the A2R10G10B10 display mode.'></td></tr>";
431 html += "<tr><td>Frame-buffer API:</td><td><select name='frameBufferAPI' title='The API used for displaying the rendered result on screen (requires restart).'>\n";
432 html += "<option value='0'" + (config.frameBufferAPI == 0 ? selected : empty) + ">DirectDraw (default)</option>\n";
433 html += "<option value='1'" + (config.frameBufferAPI == 1 ? selected : empty) + ">GDI</option>\n";
434 html += "</select></td>\n";
435 html += "<tr><td>DLL precaching:</td><td><input name = 'precache' type='checkbox'" + (config.precache == true ? checked : empty) + " title='If checked dynamically generated routines will be stored in a DLL for faster loading on application restart.'></td></tr>";
436 html += "<tr><td>Shadow mapping extensions:</td><td><select name='shadowMapping' title='Features that may accelerate or improve the quality of shadow mapping.'>\n";
437 html += "<option value='0'" + (config.shadowMapping == 0 ? selected : empty) + ">None</option>\n";
438 html += "<option value='1'" + (config.shadowMapping == 1 ? selected : empty) + ">Fetch4</option>\n";
439 html += "<option value='2'" + (config.shadowMapping == 2 ? selected : empty) + ">DST</option>\n";
440 html += "<option value='3'" + (config.shadowMapping == 3 ? selected : empty) + ">Fetch4 & DST (default)</option>\n";
441 html += "</select></td>\n";
442 html += "<tr><td>Force clearing registers that have no default value:</td><td><input name = 'forceClearRegisters' type='checkbox'" + (config.forceClearRegisters == true ? checked : empty) + " title='Initializes shader register values to 0 even if they have no default.'></td></tr>";
443 html += "</table>\n";
444 #ifndef NDEBUG
445 html += "<h2><em>Debugging</em></h2>\n";
446 html += "<table>\n";
447 html += "<tr><td>Minimum primitives:</td><td><input type='text' size='10' maxlength='10' name='minPrimitives' value='" + itoa(config.minPrimitives) + "'></td></tr>\n";
448 html += "<tr><td>Maximum primitives:</td><td><input type='text' size='10' maxlength='10' name='maxPrimitives' value='" + itoa(config.maxPrimitives) + "'></td></tr>\n";
449 html += "</table>\n";
450 #endif
451 html += "<hr><p>\n";
452 html += "<span style='font-size:10pt'>Hover the mouse pointer over a control to get additional information.</span><br>\n";
453 html += "<span style='font-size:10pt'>Some settings can be applied interactively, some need a restart of the application.</span><br>\n";
454 html += "<span style='font-size:10pt'>Removing the SwiftShader.ini file results in resetting the options to their default.</span></p>\n";
455 html += "</form>\n";
456 html += "</body>\n";
457 html += "</html>\n";
458
459 profiler.reset();
460
461 return html;
462 }
463
464 std::string SwiftConfig::profile()
465 {
466 std::string html;
467
468 html += "<p>FPS: " + ftoa(profiler.FPS) + "</p>\n";
469 html += "<p>Frame: " + itoa(profiler.framesTotal) + "</p>\n";
470
471 #if PERF_PROFILE
472 int texTime = (int)(1000 * profiler.cycles[PERF_TEX] / profiler.cycles[PERF_PIXEL] + 0.5);
473 int shaderTime = (int)(1000 * profiler.cycles[PERF_SHADER] / profiler.cycles[PERF_PIXEL] + 0.5);
474 int pipeTime = (int)(1000 * profiler.cycles[PERF_PIPE] / profiler.cycles[PERF_PIXEL] + 0.5);
475 int ropTime = (int)(1000 * profiler.cycles[PERF_ROP] / profiler.cycles[PERF_PIXEL] + 0.5);
476 int interpTime = (int)(1000 * profiler.cycles[PERF_INTERP] / profiler.cycles[PERF_PIXEL] + 0.5);
477 int rastTime = 1000 - pipeTime;
478
479 pipeTime -= shaderTime + ropTime + interpTime;
480 shaderTime -= texTime;
481
482 double texTimeF = (double)texTime / 10;
483 double shaderTimeF = (double)shaderTime / 10;
484 double pipeTimeF = (double)pipeTime / 10;
485 double ropTimeF = (double)ropTime / 10;
486 double interpTimeF = (double)interpTime / 10;
487 double rastTimeF = (double)rastTime / 10;
488
489 double averageRopOperations = profiler.ropOperationsTotal / std::max(profiler.framesTotal, 1) / 1.0e6f;
490 double averageCompressedTex = profiler.compressedTexTotal / std::max(profiler.framesTotal, 1) / 1.0e6f;
491 double averageTexOperations = profiler.texOperationsTotal / std::max(profiler.framesTotal, 1) / 1.0e6f;
492
493 html += "<p>Raster operations (million): " + ftoa(profiler.ropOperationsFrame / 1.0e6f) + " (current), " + ftoa(averageRopOperations) + " (average)</p>\n";
494 html += "<p>Texture operations (million): " + ftoa(profiler.texOperationsFrame / 1.0e6f) + " (current), " + ftoa(averageTexOperations) + " (average)</p>\n";
495 html += "<p>Compressed texture operations (million): " + ftoa(profiler.compressedTexFrame / 1.0e6f) + " (current), " + ftoa(averageCompressedTex) + " (average)</p>\n";
496 html += "<div id='profile' style='position:relative; width:1010px; height:50px; background-color:silver;'>";
497 html += "<div style='position:relative; width:1000px; height:40px; background-color:white; left:5px; top:5px;'>";
498 html += "<div style='position:relative; float:left; width:" + itoa(rastTime) + "px; height:40px; border-style:none; text-align:center; line-height:40px; background-color:#FFFF7F; overflow:hidden;'>" + ftoa(rastTimeF) + "% rast</div>\n";
499 html += "<div style='position:relative; float:left; width:" + itoa(pipeTime) + "px; height:40px; border-style:none; text-align:center; line-height:40px; background-color:#FF7F7F; overflow:hidden;'>" + ftoa(pipeTimeF) + "% pipe</div>\n";
500 html += "<div style='position:relative; float:left; width:" + itoa(interpTime) + "px; height:40px; border-style:none; text-align:center; line-height:40px; background-color:#7FFFFF; overflow:hidden;'>" + ftoa(interpTimeF) + "% interp</div>\n";
501 html += "<div style='position:relative; float:left; width:" + itoa(shaderTime) + "px; height:40px; border-style:none; text-align:center; line-height:40px; background-color:#7FFF7F; overflow:hidden;'>" + ftoa(shaderTimeF) + "% shader</div>\n";
502 html += "<div style='position:relative; float:left; width:" + itoa(texTime) + "px; height:40px; border-style:none; text-align:center; line-height:40px; background-color:#FF7FFF; overflow:hidden;'>" + ftoa(texTimeF) + "% tex</div>\n";
503 html += "<div style='position:relative; float:left; width:" + itoa(ropTime) + "px; height:40px; border-style:none; text-align:center; line-height:40px; background-color:#7F7FFF; overflow:hidden;'>" + ftoa(ropTimeF) + "% rop</div>\n";
504 html += "</div></div>\n";
505
506 for(int i = 0; i < PERF_TIMERS; i++)
507 {
508 profiler.cycles[i] = 0;
509 }
510 #endif
511
512 return html;
513 }
514
515 void SwiftConfig::send(Socket *clientSocket, Status code, std::string body)
516 {
517 std::string status;
518 char header[1024];
519
520 switch(code)
521 {
522 case OK: status += "HTTP/1.1 200 OK\r\n"; break;
523 case NotFound: status += "HTTP/1.1 404 Not Found\r\n"; break;
524 }
525
526 sprintf(header, "Content-Type: text/html; charset=UTF-8\r\n"
527 "Content-Length: %zd\r\n"
528 "Host: localhost\r\n"
529 "\r\n", body.size());
530
531 std::string message = status + header + body;
532 clientSocket->send(message.c_str(), (int)message.length());
533 }
534
535 void SwiftConfig::parsePost(const char *post)
536 {
537 // Only enabled checkboxes appear in the POST
538 config.enableSSE = true;
539 config.enableSSE2 = false;
540 config.enableSSE3 = false;
541 config.enableSSSE3 = false;
542 config.enableSSE4_1 = false;
543 config.disableServer = false;
544 config.forceWindowed = false;
545 config.complementaryDepthBuffer = false;
546 config.postBlendSRGB = false;
547 config.exactColorRounding = false;
548 config.disableAlphaMode = false;
549 config.disable10BitMode = false;
550 config.precache = false;
551 config.forceClearRegisters = false;
552
553 while(*post != 0)
554 {
555 int integer;
556 int index;
557
558 if(sscanf(post, "pixelShaderVersion=%d", &integer))
559 {
560 config.pixelShaderVersion = integer;
561 }
562 else if(sscanf(post, "vertexShaderVersion=%d", &integer))
563 {
564 config.vertexShaderVersion = integer;
565 }
566 else if(sscanf(post, "textureMemory=%d", &integer))
567 {
568 config.textureMemory = integer;
569 }
570 else if(sscanf(post, "identifier=%d", &integer))
571 {
572 config.identifier = integer;
573 }
574 else if(sscanf(post, "vertexRoutineCacheSize=%d", &integer))
575 {
576 config.vertexRoutineCacheSize = integer;
577 }
578 else if(sscanf(post, "pixelRoutineCacheSize=%d", &integer))
579 {
580 config.pixelRoutineCacheSize = integer;
581 }
582 else if(sscanf(post, "setupRoutineCacheSize=%d", &integer))
583 {
584 config.setupRoutineCacheSize = integer;
585 }
586 else if(sscanf(post, "vertexCacheSize=%d", &integer))
587 {
588 config.vertexCacheSize = integer;
589 }
590 else if(sscanf(post, "textureSampleQuality=%d", &integer))
591 {
592 config.textureSampleQuality = integer;
593 }
594 else if(sscanf(post, "mipmapQuality=%d", &integer))
595 {
596 config.mipmapQuality = integer;
597 }
598 else if(sscanf(post, "perspectiveCorrection=%d", &integer))
599 {
600 config.perspectiveCorrection = integer != 0;
601 }
602 else if(sscanf(post, "transcendentalPrecision=%d", &integer))
603 {
604 config.transcendentalPrecision = integer;
605 }
606 else if(sscanf(post, "transparencyAntialiasing=%d", &integer))
607 {
608 config.transparencyAntialiasing = integer;
609 }
610 else if(sscanf(post, "threadCount=%d", &integer))
611 {
612 config.threadCount = integer;
613 }
614 else if(sscanf(post, "frameBufferAPI=%d", &integer))
615 {
616 config.frameBufferAPI = integer;
617 }
618 else if(sscanf(post, "shadowMapping=%d", &integer))
619 {
620 config.shadowMapping = integer;
621 }
622 else if(strstr(post, "enableSSE=on"))
623 {
624 config.enableSSE = true;
625 }
626 else if(strstr(post, "enableSSE2=on"))
627 {
628 if(config.enableSSE)
629 {
630 config.enableSSE2 = true;
631 }
632 }
633 else if(strstr(post, "enableSSE3=on"))
634 {
635 if(config.enableSSE2)
636 {
637 config.enableSSE3 = true;
638 }
639 }
640 else if(strstr(post, "enableSSSE3=on"))
641 {
642 if(config.enableSSE3)
643 {
644 config.enableSSSE3 = true;
645 }
646 }
647 else if(strstr(post, "enableSSE4_1=on"))
648 {
649 if(config.enableSSSE3)
650 {
651 config.enableSSE4_1 = true;
652 }
653 }
654 else if(sscanf(post, "optimization%d=%d", &index, &integer))
655 {
656 config.optimization[index - 1] = (rr::Optimization::Pass)integer;
657 }
658 else if(strstr(post, "disableServer=on"))
659 {
660 config.disableServer = true;
661 }
662 else if(strstr(post, "forceWindowed=on"))
663 {
664 config.forceWindowed = true;
665 }
666 else if(strstr(post, "complementaryDepthBuffer=on"))
667 {
668 config.complementaryDepthBuffer = true;
669 }
670 else if(strstr(post, "postBlendSRGB=on"))
671 {
672 config.postBlendSRGB = true;
673 }
674 else if(strstr(post, "exactColorRounding=on"))
675 {
676 config.exactColorRounding = true;
677 }
678 else if(strstr(post, "disableAlphaMode=on"))
679 {
680 config.disableAlphaMode = true;
681 }
682 else if(strstr(post, "disable10BitMode=on"))
683 {
684 config.disable10BitMode = true;
685 }
686 else if(strstr(post, "precache=on"))
687 {
688 config.precache = true;
689 }
690 else if(strstr(post, "forceClearRegisters=on"))
691 {
692 config.forceClearRegisters = true;
693 }
694 #ifndef NDEBUG
695 else if(sscanf(post, "minPrimitives=%d", &integer))
696 {
697 config.minPrimitives = integer;
698 }
699 else if(sscanf(post, "maxPrimitives=%d", &integer))
700 {
701 config.maxPrimitives = integer;
702 }
703 #endif
704 else
705 {
706 ASSERT(false);
707 }
708
709 do
710 {
711 post++;
712 }
713 while(post[-1] != '&' && *post != 0);
714 }
715 }
716
717 void SwiftConfig::readConfiguration(bool disableServerOverride)
718 {
719 Configurator ini("SwiftShader.ini");
720
721 config.pixelShaderVersion = ini.getInteger("Capabilities", "PixelShaderVersion", 30);
722 config.vertexShaderVersion = ini.getInteger("Capabilities", "VertexShaderVersion", 30);
723 config.textureMemory = ini.getInteger("Capabilities", "TextureMemory", 256);
724 config.identifier = ini.getInteger("Capabilities", "Identifier", 0);
725 config.vertexRoutineCacheSize = ini.getInteger("Caches", "VertexRoutineCacheSize", 1024);
726 config.pixelRoutineCacheSize = ini.getInteger("Caches", "PixelRoutineCacheSize", 1024);
727 config.setupRoutineCacheSize = ini.getInteger("Caches", "SetupRoutineCacheSize", 1024);
728 config.vertexCacheSize = ini.getInteger("Caches", "VertexCacheSize", 64);
729 config.textureSampleQuality = ini.getInteger("Quality", "TextureSampleQuality", 2);
730 config.mipmapQuality = ini.getInteger("Quality", "MipmapQuality", 1);
731 config.perspectiveCorrection = ini.getBoolean("Quality", "PerspectiveCorrection", true);
732 config.transcendentalPrecision = ini.getInteger("Quality", "TranscendentalPrecision", 2);
733 config.transparencyAntialiasing = ini.getInteger("Quality", "TransparencyAntialiasing", 0);
734 config.threadCount = ini.getInteger("Processor", "ThreadCount", DEFAULT_THREAD_COUNT);
735 config.enableSSE = ini.getBoolean("Processor", "EnableSSE", true);
736 config.enableSSE2 = ini.getBoolean("Processor", "EnableSSE2", true);
737 config.enableSSE3 = ini.getBoolean("Processor", "EnableSSE3", true);
738 config.enableSSSE3 = ini.getBoolean("Processor", "EnableSSSE3", true);
739 config.enableSSE4_1 = ini.getBoolean("Processor", "EnableSSE4_1", true);
740
741 for(size_t pass = 0; pass < config.optimization.size(); pass++)
742 {
743 auto def = pass == 0 ? rr::Optimization::Pass::InstructionCombining : rr::Optimization::Pass::Disabled;
744 config.optimization[pass] = (rr::Optimization::Pass)ini.getInteger("Optimization", "OptimizationPass" + itoa(pass + 1), (int)def);
745 }
746
747 config.disableServer = ini.getBoolean("Testing", "DisableServer", false);
748 config.forceWindowed = ini.getBoolean("Testing", "ForceWindowed", false);
749 config.complementaryDepthBuffer = ini.getBoolean("Testing", "ComplementaryDepthBuffer", false);
750 config.postBlendSRGB = ini.getBoolean("Testing", "PostBlendSRGB", false);
751 config.exactColorRounding = ini.getBoolean("Testing", "ExactColorRounding", true);
752 config.disableAlphaMode = ini.getBoolean("Testing", "DisableAlphaMode", false);
753 config.disable10BitMode = ini.getBoolean("Testing", "Disable10BitMode", false);
754 config.frameBufferAPI = ini.getInteger("Testing", "FrameBufferAPI", 0);
755 config.precache = ini.getBoolean("Testing", "Precache", false);
756 config.shadowMapping = ini.getInteger("Testing", "ShadowMapping", 3);
757 config.forceClearRegisters = ini.getBoolean("Testing", "ForceClearRegisters", false);
758
759 #ifndef NDEBUG
760 config.minPrimitives = 1;
761 config.maxPrimitives = 1 << 21;
762 #endif
763
764 struct stat status;
765 int lastModified = ini.getInteger("LastModified", "Time", 0);
766
767 bool noConfig = stat("SwiftShader.ini", &status) != 0;
768 newConfig = !noConfig && abs((int)status.st_mtime - lastModified) > 1;
769
770 if(disableServerOverride)
771 {
772 config.disableServer = true;
773 }
774 }
775
776 void SwiftConfig::writeConfiguration()
777 {
778 Configurator ini("SwiftShader.ini");
779
780 ini.addValue("Capabilities", "PixelShaderVersion", itoa(config.pixelShaderVersion));
781 ini.addValue("Capabilities", "VertexShaderVersion", itoa(config.vertexShaderVersion));
782 ini.addValue("Capabilities", "TextureMemory", itoa(config.textureMemory));
783 ini.addValue("Capabilities", "Identifier", itoa(config.identifier));
784 ini.addValue("Caches", "VertexRoutineCacheSize", itoa(config.vertexRoutineCacheSize));
785 ini.addValue("Caches", "PixelRoutineCacheSize", itoa(config.pixelRoutineCacheSize));
786 ini.addValue("Caches", "SetupRoutineCacheSize", itoa(config.setupRoutineCacheSize));
787 ini.addValue("Caches", "VertexCacheSize", itoa(config.vertexCacheSize));
788 ini.addValue("Quality", "TextureSampleQuality", itoa(config.textureSampleQuality));
789 ini.addValue("Quality", "MipmapQuality", itoa(config.mipmapQuality));
790 ini.addValue("Quality", "PerspectiveCorrection", itoa(config.perspectiveCorrection));
791 ini.addValue("Quality", "TranscendentalPrecision", itoa(config.transcendentalPrecision));
792 ini.addValue("Quality", "TransparencyAntialiasing", itoa(config.transparencyAntialiasing));
793 ini.addValue("Processor", "ThreadCount", itoa(config.threadCount));
794 // ini.addValue("Processor", "EnableSSE", itoa(config.enableSSE));
795 ini.addValue("Processor", "EnableSSE2", itoa(config.enableSSE2));
796 ini.addValue("Processor", "EnableSSE3", itoa(config.enableSSE3));
797 ini.addValue("Processor", "EnableSSSE3", itoa(config.enableSSSE3));
798 ini.addValue("Processor", "EnableSSE4_1", itoa(config.enableSSE4_1));
799
800 for(size_t pass = 0; pass < config.optimization.size(); pass++)
801 {
802 ini.addValue("Optimization", "OptimizationPass" + itoa(pass + 1), itoa((int)config.optimization[pass]));
803 }
804
805 ini.addValue("Testing", "DisableServer", itoa(config.disableServer));
806 ini.addValue("Testing", "ForceWindowed", itoa(config.forceWindowed));
807 ini.addValue("Testing", "ComplementaryDepthBuffer", itoa(config.complementaryDepthBuffer));
808 ini.addValue("Testing", "PostBlendSRGB", itoa(config.postBlendSRGB));
809 ini.addValue("Testing", "ExactColorRounding", itoa(config.exactColorRounding));
810 ini.addValue("Testing", "DisableAlphaMode", itoa(config.disableAlphaMode));
811 ini.addValue("Testing", "Disable10BitMode", itoa(config.disable10BitMode));
812 ini.addValue("Testing", "FrameBufferAPI", itoa(config.frameBufferAPI));
813 ini.addValue("Testing", "Precache", itoa(config.precache));
814 ini.addValue("Testing", "ShadowMapping", itoa(config.shadowMapping));
815 ini.addValue("Testing", "ForceClearRegisters", itoa(config.forceClearRegisters));
816 ini.addValue("LastModified", "Time", itoa((int)time(0)));
817
818 ini.writeFile("SwiftShader Configuration File\n"
819 ";\n"
820 "; To get an overview of the valid settings and their meaning,\n"
821 "; run the application in windowed mode and open the\n"
822 "; SwiftConfig application or go to http://localhost:8080/swiftconfig.");
823 }
824}
825