icuSources/test/perf/leperf/leperf.cpp

   1 /**************************************************************************
   2 *
   3 *   © 2016 and later: Unicode, Inc. and others.
   4 *   License & terms of use: http://www.unicode.org/copyright.html#License
   5 *
   6 ***************************************************************************
   7 ***************************************************************************
   8 *
   9 *   Copyright (C) 2013, International Business Machines
  10 *   Corporation and others.  All Rights Reserved.
  11 *
  12 ************************************************************************/
  13
  14 #include "unicode/utimer.h"
  15 #include "unicode/ustdio.h"
  16 #include "layout/LETypes.h"
  17 #include "layout/LayoutEngine.h"
  18 #include "layout/LEScripts.h"
  19 #include "SimpleFontInstance.h"
  20 #include "PortableFontInstance.h"
  21
  22 class Params {
  23 public:
  24   LEFontInstance *font;
  25   LEUnicode *chars;
  26   le_int32 charLen;
  27   ScriptCodes script;
  28   le_int32 glyphCount;
  29 };
  30
  31 LEUnicode     ArabChars[] = {
  32         0x0045, 0x006E, 0x0067, 0x006C, 0x0069, 0x0073, 0x0068, 0x0020, // "English "
  33         0x0645, 0x0627, 0x0646, 0x062A, 0x0648, 0x0634,                 // MEM ALIF KAF NOON TEH WAW SHEEN
  34         0x0020, 0x0074, 0x0065, 0x0078, 0x0074, 0x02E, 0                   // " text."
  35     };
  36
  37 void iterate(void * p) {
  38   Params* params = (Params*) p;
  39
  40     LEErrorCode status = LE_NO_ERROR;
  41     LEFontInstance *font = params->font;
  42     LayoutEngine *engine = LayoutEngine::layoutEngineFactory(font, params->script, -1, status);
  43     LEGlyphID *glyphs    = NULL;
  44     le_int32  *indices   = NULL;
  45     float     *positions = NULL;
  46     le_int32   glyphCount = 0;
  47     LEUnicode *chars = params->chars;
  48     glyphCount = engine->layoutChars(chars, 0, params->charLen, params->charLen, TRUE, 0.0, 0.0, status);
  49     glyphs    = LE_NEW_ARRAY(LEGlyphID, glyphCount + 10);
  50     indices   = LE_NEW_ARRAY(le_int32, glyphCount + 10);
  51     positions = LE_NEW_ARRAY(float, glyphCount + 10);
  52     engine->getGlyphs(glyphs, status);
  53     params->glyphCount = glyphCount;
  54
  55
  56     delete glyphs;
  57     delete indices;
  58     delete positions;
  59     delete engine;
  60     //delete font;
  61 }
  62
  63 int main(int argc, const char *argv[]) {
  64   double len=10.0;
  65   for(int i=1;i<argc;i++) {
  66     puts("arg:");
  67     puts(argv[i]);
  68     if(argv[i][0]=='p') {
  69       printf("hit enter-pid=%d", getpid());
  70       getchar();
  71     } else if(argv[i][0]>='0' && argv[i][0]<='9') {
  72       len = (1.0)*(argv[i][0]-'0');
  73     }
  74   }
  75   u_printf("leperf: Testing %s for %.fs...\n", U_ICU_VERSION, len);
  76   LEErrorCode status = LE_NO_ERROR;
  77   //uloc_setDefault("en_US", &status);
  78   Params p;
  79
  80 #if 0
  81   p.script = arabScriptCode;
  82   p.chars = ArabChars;
  83   p.charLen = sizeof(ArabChars)/sizeof(ArabChars[0]);
  84 #else
  85   p.script = latnScriptCode;
  86   p.chars = new LEUnicode[257];
  87   for(int i=0;i<256;i++) {
  88     p.chars[i] = i+1;
  89   }
  90   p.chars[256] = 0;
  91   p.charLen = 256;
  92 #endif
  93
  94   int32_t loopCount;
  95   double timeTaken;
  96   double timeNs;
  97 #if 0
  98   p.font = new SimpleFontInstance(12, status);
  99   u_printf("leperf: Running SFI...\r");
 100   timeTaken = utimer_loopUntilDone(len, &loopCount, iterate, &p);
 101   u_printf("leperf: SFI .. took %.fs %.2fns/ea\nleperf: .. iter= %d\n", timeTaken, 1000000000.0*(timeTaken/(double)loopCount), (int32_t)loopCount);
 102   delete p.font;
 103 #endif
 104     PortableFontInstance *font;
 105     LEErrorCode fontStatus = LE_NO_ERROR;
 106     const char *fontPath = "myfont.ttf";
 107
 108     font = new PortableFontInstance(fontPath, 12, fontStatus);
 109
 110     p.font = font;
 111     loopCount=0;
 112     u_printf("leperf: testing %s\n", fontPath);
 113     u_printf("leperf: Running ...\r");
 114   timeTaken = utimer_loopUntilDone(len, &loopCount, iterate, &p);
 115   timeNs = 1000000000.0*(timeTaken/(double)loopCount);
 116   u_printf("leperf: PFI .. took %.fs %.2fns/ea\nleperf: .. iter= %d\n", timeTaken, timeNs, (int32_t)loopCount);
 117   u_printf("leperf: DATA|\"%s\"|%.2f|\n", U_ICU_VERSION, timeNs);
 118   u_printf("leperf: glyphs=%d\n", p.glyphCount);
 119   return 0;
 120 }
 121
 122 // hack - #include these for easier build.
 123 #include "SimpleFontInstance.cpp"
 124 #include "PortableFontInstance.cpp"
 125 #include "cmaps.cpp"
 126 #include "FontTableCache.cpp"