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      1 /*
      2  * Copyright 2013 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 #ifndef SkPathOpsDebug_DEFINED
      8 #define SkPathOpsDebug_DEFINED
      9 
     10 #include "SkPathOps.h"
     11 #include "SkTypes.h"
     12 #include <stdio.h>
     13 
     14 #ifdef SK_RELEASE
     15 #define FORCE_RELEASE 1
     16 #else
     17 #define FORCE_RELEASE 1  // set force release to 1 for multiple thread -- no debugging
     18 #endif
     19 
     20 #define ONE_OFF_DEBUG 0
     21 #define ONE_OFF_DEBUG_MATHEMATICA 0
     22 
     23 #if defined(SK_BUILD_FOR_WIN) || defined(SK_BUILD_FOR_ANDROID)
     24     #define SK_RAND(seed) rand()
     25 #else
     26     #define SK_RAND(seed) rand_r(&seed)
     27 #endif
     28 #ifdef SK_BUILD_FOR_WIN
     29     #define SK_SNPRINTF _snprintf
     30 #else
     31     #define SK_SNPRINTF snprintf
     32 #endif
     33 
     34 #if FORCE_RELEASE
     35 
     36 #define DEBUG_ACTIVE_OP 0
     37 #define DEBUG_ACTIVE_SPANS 0
     38 #define DEBUG_ACTIVE_SPANS_FIRST_ONLY 0
     39 #define DEBUG_ACTIVE_SPANS_SHORT_FORM 1
     40 #define DEBUG_ADD_INTERSECTING_TS 0
     41 #define DEBUG_ADD_T_PAIR 0
     42 #define DEBUG_ANGLE 0
     43 #define DEBUG_AS_C_CODE 1
     44 #define DEBUG_ASSEMBLE 0
     45 #define DEBUG_CHECK_ENDS 0
     46 #define DEBUG_CHECK_TINY 0
     47 #define DEBUG_CONCIDENT 0
     48 #define DEBUG_CROSS 0
     49 #define DEBUG_FLAT_QUADS 0
     50 #define DEBUG_FLOW 0
     51 #define DEBUG_MARK_DONE 0
     52 #define DEBUG_PATH_CONSTRUCTION 0
     53 #define DEBUG_SHOW_TEST_NAME 0
     54 #define DEBUG_SHOW_TEST_PROGRESS 0
     55 #define DEBUG_SHOW_WINDING 0
     56 #define DEBUG_SORT 0
     57 #define DEBUG_SORT_COMPACT 0
     58 #define DEBUG_SORT_RAW 0
     59 #define DEBUG_SORT_SINGLE 0
     60 #define DEBUG_SWAP_TOP 0
     61 #define DEBUG_UNSORTABLE 0
     62 #define DEBUG_VALIDATE 0
     63 #define DEBUG_WIND_BUMP 0
     64 #define DEBUG_WINDING 0
     65 #define DEBUG_WINDING_AT_T 0
     66 
     67 #else
     68 
     69 #define DEBUG_ACTIVE_OP 1
     70 #define DEBUG_ACTIVE_SPANS 1
     71 #define DEBUG_ACTIVE_SPANS_FIRST_ONLY 0
     72 #define DEBUG_ACTIVE_SPANS_SHORT_FORM 1
     73 #define DEBUG_ADD_INTERSECTING_TS 1
     74 #define DEBUG_ADD_T_PAIR 1
     75 #define DEBUG_ANGLE 1
     76 #define DEBUG_AS_C_CODE 1
     77 #define DEBUG_ASSEMBLE 1
     78 #define DEBUG_CHECK_ENDS 1
     79 #define DEBUG_CHECK_TINY 1
     80 #define DEBUG_CONCIDENT 1
     81 #define DEBUG_CROSS 01
     82 #define DEBUG_FLAT_QUADS 0
     83 #define DEBUG_FLOW 1
     84 #define DEBUG_MARK_DONE 1
     85 #define DEBUG_PATH_CONSTRUCTION 1
     86 #define DEBUG_SHOW_TEST_NAME 1
     87 #define DEBUG_SHOW_TEST_PROGRESS 1
     88 #define DEBUG_SHOW_WINDING 0
     89 #define DEBUG_SORT 1
     90 #define DEBUG_SORT_COMPACT 0
     91 #define DEBUG_SORT_RAW 0
     92 #define DEBUG_SORT_SINGLE 0
     93 #define DEBUG_SWAP_TOP 1
     94 #define DEBUG_UNSORTABLE 1
     95 #define DEBUG_VALIDATE 1
     96 #define DEBUG_WIND_BUMP 0
     97 #define DEBUG_WINDING 1
     98 #define DEBUG_WINDING_AT_T 1
     99 
    100 #endif
    101 
    102 #if DEBUG_AS_C_CODE
    103 #define CUBIC_DEBUG_STR "{{%1.9g,%1.9g}, {%1.9g,%1.9g}, {%1.9g,%1.9g}, {%1.9g,%1.9g}}"
    104 #define QUAD_DEBUG_STR  "{{%1.9g,%1.9g}, {%1.9g,%1.9g}, {%1.9g,%1.9g}}"
    105 #define LINE_DEBUG_STR  "{{%1.9g,%1.9g}, {%1.9g,%1.9g}}"
    106 #define PT_DEBUG_STR "{{%1.9g,%1.9g}}"
    107 #else
    108 #define CUBIC_DEBUG_STR "(%1.9g,%1.9g %1.9g,%1.9g %1.9g,%1.9g %1.9g,%1.9g)"
    109 #define QUAD_DEBUG_STR  "(%1.9g,%1.9g %1.9g,%1.9g %1.9g,%1.9g)"
    110 #define LINE_DEBUG_STR  "(%1.9g,%1.9g %1.9g,%1.9g)"
    111 #define PT_DEBUG_STR "(%1.9g,%1.9g)"
    112 #endif
    113 #define T_DEBUG_STR(t, n) #t "[" #n "]=%1.9g"
    114 #define TX_DEBUG_STR(t) #t "[%d]=%1.9g"
    115 #define CUBIC_DEBUG_DATA(c) c[0].fX, c[0].fY, c[1].fX, c[1].fY, c[2].fX, c[2].fY, c[3].fX, c[3].fY
    116 #define QUAD_DEBUG_DATA(q)  q[0].fX, q[0].fY, q[1].fX, q[1].fY, q[2].fX, q[2].fY
    117 #define LINE_DEBUG_DATA(l)  l[0].fX, l[0].fY, l[1].fX, l[1].fY
    118 #define PT_DEBUG_DATA(i, n) i.pt(n).fX, i.pt(n).fY
    119 
    120 #ifndef DEBUG_TEST
    121 #define DEBUG_TEST 0
    122 #endif
    123 
    124 #if defined SK_DEBUG || !FORCE_RELEASE
    125 
    126 #if DEBUG_SHOW_TEST_NAME
    127 #include "SkTLS.h"
    128 #endif
    129 
    130 #include "SkTArray.h"
    131 
    132 class SkPathOpsDebug {
    133 public:
    134     static int gMaxWindSum;
    135     static int gMaxWindValue;
    136 
    137     static const char* kLVerbStr[];
    138     static int gContourID;
    139     static int gSegmentID;
    140 
    141 #if DEBUG_SORT || DEBUG_SWAP_TOP
    142     static int gSortCountDefault;
    143     static int gSortCount;
    144 #endif
    145 
    146 #if DEBUG_ACTIVE_OP
    147     static const char* kPathOpStr[];
    148 #endif
    149 
    150     static void MathematicaIze(char* str, size_t bufferSize);
    151     static bool ValidWind(int winding);
    152     static void WindingPrintf(int winding);
    153 
    154 #if DEBUG_SHOW_TEST_NAME
    155     static void* CreateNameStr();
    156     static void DeleteNameStr(void* v);
    157 #define DEBUG_FILENAME_STRING_LENGTH 64
    158 #define DEBUG_FILENAME_STRING (reinterpret_cast<char* >(SkTLS::Get(SkPathOpsDebug::CreateNameStr, \
    159         SkPathOpsDebug::DeleteNameStr)))
    160     static void BumpTestName(char* );
    161     static void ShowPath(const SkPath& one, const SkPath& two, SkPathOp op, const char* name);
    162 #endif
    163     static void DumpAngles(const SkTArray<class SkOpAngle, true>& angles);
    164     static void DumpAngles(const SkTArray<class SkOpAngle* , true>& angles);
    165 };
    166 
    167 // shorthand for calling from debugger
    168 void Dump(const SkTArray<class SkOpAngle, true>& angles);
    169 void Dump(const SkTArray<class SkOpAngle* , true>& angles);
    170 void Dump(const SkTArray<class SkOpAngle, true>* angles);
    171 void Dump(const SkTArray<class SkOpAngle* , true>* angles);
    172 
    173 #endif  // SK_DEBUG || !FORCE_RELEASE
    174 
    175 #endif
    176