| 1 | // ================================================================ // |
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| 2 | // // |
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| 3 | // File : PerfMeter.h // |
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| 4 | // Purpose : // |
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| 5 | // // |
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| 6 | // Coded by Ralf Westram (coder@reallysoft.de) in February 2015 // |
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| 7 | // http://www.arb-home.de/ // |
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| 8 | // // |
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| 9 | // ================================================================ // |
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| 10 | |
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| 11 | #ifndef PERFMETER_H |
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| 12 | #define PERFMETER_H |
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| 13 | |
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| 14 | #ifndef _TIME_H |
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| 15 | #include <time.h> |
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| 16 | #endif |
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| 17 | #ifndef AP_SEQUENCE_HXX |
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| 18 | #include <AP_sequence.hxx> |
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| 19 | #endif |
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| 20 | #ifndef _GLIBCXX_STRING |
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| 21 | #include <string> |
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| 22 | #endif |
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| 23 | |
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| 24 | struct TimedCombines { |
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| 25 | clock_t ticks; |
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| 26 | long combines; |
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| 27 | |
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| 28 | TimedCombines() |
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| 29 | : ticks(clock()), |
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| 30 | combines(AP_sequence::combine_count()) |
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| 31 | {} |
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| 32 | }; |
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| 33 | |
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| 34 | class OptiPerfMeter { |
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| 35 | std::string what; |
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| 36 | TimedCombines start; |
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| 37 | AP_FLOAT start_pars; |
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| 38 | |
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| 39 | public: |
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| 40 | OptiPerfMeter(std::string what_, AP_FLOAT start_pars_) |
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| 41 | : what(what_), |
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| 42 | start_pars(start_pars_) |
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| 43 | {} |
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| 44 | |
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| 45 | void dumpCustom(FILE *out, AP_FLOAT end_pars, const char *label) const { |
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| 46 | TimedCombines end; |
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| 47 | |
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| 48 | ap_assert(end_pars<=start_pars); |
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| 49 | |
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| 50 | double seconds = double(end.ticks-start.ticks)/CLOCKS_PER_SEC; |
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| 51 | AP_FLOAT pars_improve = start_pars-end_pars; |
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| 52 | long combines = end.combines-start.combines; |
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| 53 | |
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| 54 | double combines_per_second = combines/seconds; |
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| 55 | double combines_per_improve = combines/pars_improve; |
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| 56 | double improve_per_second = pars_improve/seconds; |
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| 57 | |
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| 58 | fprintf(out, "%-27s took %7.2f sec, improve=%9.1f, combines=%12li (comb/sec=%10.2f, comb/impr=%12.2f, impr/sec=%10.2f)\n", |
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| 59 | label, |
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| 60 | seconds, |
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| 61 | pars_improve, |
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| 62 | combines, |
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| 63 | combines_per_second, |
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| 64 | combines_per_improve, |
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| 65 | improve_per_second); |
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| 66 | } |
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| 67 | |
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| 68 | void dump(FILE *out, AP_FLOAT end_pars) const { |
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| 69 | dumpCustom(out, end_pars, what.c_str()); |
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| 70 | } |
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| 71 | }; |
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| 72 | |
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| 73 | class InsertPerfMeter { |
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| 74 | std::string what; |
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| 75 | TimedCombines start; |
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| 76 | int inserts; |
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| 77 | |
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| 78 | public: |
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| 79 | InsertPerfMeter(std::string what_, int inserts_) |
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| 80 | : what(what_), |
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| 81 | inserts(inserts_) |
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| 82 | {} |
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| 83 | |
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| 84 | void dumpCustom(FILE *out, const char *label) const { |
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| 85 | TimedCombines end; |
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| 86 | |
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| 87 | double seconds = double(end.ticks-start.ticks)/CLOCKS_PER_SEC; |
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| 88 | long combines = end.combines-start.combines; |
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| 89 | |
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| 90 | double combines_per_second = combines/seconds; |
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| 91 | double combines_per_insert = combines/double(inserts); |
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| 92 | double inserts_per_second = inserts/seconds; |
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| 93 | |
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| 94 | fprintf(out, "%-27s took %7.2f sec, inserts=%6i, combines=%12li (comb/sec=%10.2f, comb/ins=%12.2f, ins/sec=%10.2f)\n", |
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| 95 | label, |
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| 96 | seconds, |
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| 97 | inserts, |
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| 98 | combines, |
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| 99 | combines_per_second, |
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| 100 | combines_per_insert, |
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| 101 | inserts_per_second); |
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| 102 | } |
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| 103 | |
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| 104 | void dump(FILE *out) const { |
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| 105 | dumpCustom(out, what.c_str()); |
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| 106 | } |
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| 107 | }; |
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| 108 | |
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| 109 | #else |
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| 110 | #error PerfMeter.h included twice |
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| 111 | #endif // PERFMETER_H |
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