icuSources/test/perf/leperf/leperf.cpp

   1 /***************************************************************************
   2 *
   3 *   Copyright (C) 2013, International Business Machines
   4 *   Corporation and others.  All Rights Reserved.
   5 *
   6 ************************************************************************/
   7
   8 #include "unicode/utimer.h"
   9 #include "unicode/ustdio.h"
  10 #include "layout/LETypes.h"
  11 #include "layout/LayoutEngine.h"
  12 #include "layout/LEScripts.h"
  13 #include "SimpleFontInstance.h"
  14 #include "PortableFontInstance.h"
  15
  16 class Params {
  17 public:
  18   LEFontInstance *font;
  19   LEUnicode *chars;
  20   le_int32 charLen;
  21   ScriptCodes script;
  22   le_int32 glyphCount;
  23 };
  24
  25 LEUnicode     ArabChars[] = {
  26         0x0045, 0x006E, 0x0067, 0x006C, 0x0069, 0x0073, 0x0068, 0x0020, // "English "
  27         0x0645, 0x0627, 0x0646, 0x062A, 0x0648, 0x0634,                 // MEM ALIF KAF NOON TEH WAW SHEEN
  28         0x0020, 0x0074, 0x0065, 0x0078, 0x0074, 0x02E, 0                   // " text."
  29     };
  30
  31 void iterate(void * p) {
  32   Params* params = (Params*) p;
  33
  34     LEErrorCode status = LE_NO_ERROR;
  35     LEFontInstance *font = params->font;
  36     LayoutEngine *engine = LayoutEngine::layoutEngineFactory(font, params->script, -1, status);
  37     LEGlyphID *glyphs    = NULL;
  38     le_int32  *indices   = NULL;
  39     float     *positions = NULL;
  40     le_int32   glyphCount = 0;
  41     LEUnicode *chars = params->chars;
  42     glyphCount = engine->layoutChars(chars, 0, params->charLen, params->charLen, TRUE, 0.0, 0.0, status);
  43     glyphs    = LE_NEW_ARRAY(LEGlyphID, glyphCount + 10);
  44     indices   = LE_NEW_ARRAY(le_int32, glyphCount + 10);
  45     positions = LE_NEW_ARRAY(float, glyphCount + 10);
  46     engine->getGlyphs(glyphs, status);
  47     params->glyphCount = glyphCount;
  48
  49
  50     delete glyphs;
  51     delete indices;
  52     delete positions;
  53     delete engine;
  54     //delete font;
  55 }
  56
  57 int main(int argc, const char *argv[]) {
  58   double len=10.0;
  59   for(int i=1;i<argc;i++) {
  60     puts("arg:");
  61     puts(argv[i]);
  62     if(argv[i][0]=='p') {
  63       printf("hit enter-pid=%d", getpid());
  64       getchar();
  65     } else if(argv[i][0]>='0' && argv[i][0]<='9') {
  66       len = (1.0)*(argv[i][0]-'0');
  67     }
  68   }
  69   u_printf("leperf: Testing %s for %.fs...\n", U_ICU_VERSION, len);
  70   LEErrorCode status = LE_NO_ERROR;
  71   //uloc_setDefault("en_US", &status);
  72   Params p;
  73
  74 #if 0
  75   p.script = arabScriptCode;
  76   p.chars = ArabChars;
  77   p.charLen = sizeof(ArabChars)/sizeof(ArabChars[0]);
  78 #else
  79   p.script = latnScriptCode;
  80   p.chars = new LEUnicode[257];
  81   for(int i=0;i<256;i++) {
  82     p.chars[i] = i+1;
  83   }
  84   p.chars[256] = 0;
  85   p.charLen = 256;
  86 #endif
  87
  88   int32_t loopCount;
  89   double timeTaken;
  90   double timeNs;
  91 #if 0
  92   p.font = new SimpleFontInstance(12, status);
  93   u_printf("leperf: Running SFI...\r");
  94   timeTaken = utimer_loopUntilDone(len, &loopCount, iterate, &p);
  95   u_printf("leperf: SFI .. took %.fs %.2fns/ea\nleperf: .. iter= %d\n", timeTaken, 1000000000.0*(timeTaken/(double)loopCount), (int32_t)loopCount);
  96   delete p.font;
  97 #endif
  98     PortableFontInstance *font;
  99     LEErrorCode fontStatus = LE_NO_ERROR;
 100     const char *fontPath = "myfont.ttf";
 101
 102     font = new PortableFontInstance(fontPath, 12, fontStatus);
 103
 104     p.font = font;
 105     loopCount=0;
 106     u_printf("leperf: testing %s\n", fontPath);
 107     u_printf("leperf: Running ...\r");
 108   timeTaken = utimer_loopUntilDone(len, &loopCount, iterate, &p);
 109   timeNs = 1000000000.0*(timeTaken/(double)loopCount);
 110   u_printf("leperf: PFI .. took %.fs %.2fns/ea\nleperf: .. iter= %d\n", timeTaken, timeNs, (int32_t)loopCount);
 111   u_printf("leperf: DATA|\"%s\"|%.2f|\n", U_ICU_VERSION, timeNs);
 112   u_printf("leperf: glyphs=%d\n", p.glyphCount);
 113   return 0;
 114 }
 115
 116 // hack - #include these for easier build.
 117 #include "SimpleFontInstance.cpp"
 118 #include "PortableFontInstance.cpp"
 119 #include "cmaps.cpp"
 120 #include "FontTableCache.cpp"