LCOV - app.info - gfx/skia/include/core/SkFDot6.h

LCOV - code coverage report
| Current view: | directory - gfx/skia/include/core - SkFDot6.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 11 | 0 | 0.0 %
| Date: | 2012-06-02 | Functions: | 3 | 0 | 0.0 %

           1                 :
           2                 : /*
           3                 :  * Copyright 2006 The Android Open Source Project
           4                 :  *
           5                 :  * Use of this source code is governed by a BSD-style license that can be
           6                 :  * found in the LICENSE file.
           7                 :  */
           8                 :
           9                 :
          10                 : #ifndef SkFDot6_DEFINED
          11                 : #define SkFDot6_DEFINED
          12                 :
          13                 : #include "SkMath.h"
          14                 :
          15                 : typedef int32_t SkFDot6;
          16                 :
          17                 : #define SK_FDot6One         (64)
          18                 : #define SK_FDot6Half        (32)
          19                 :
          20                 : #ifdef SK_DEBUG
          21               0 :     inline SkFDot6 SkIntToFDot6(S16CPU x) {
          22               0 :         SkASSERT(SkToS16(x) == x);
          23               0 :         return x << 6;
          24                 :     }
          25                 : #else
          26                 :     #define SkIntToFDot6(x) ((x) << 6)
          27                 : #endif
          28                 :
          29                 : #define SkFDot6Floor(x)     ((x) >> 6)
          30                 : #define SkFDot6Ceil(x)      (((x) + 63) >> 6)
          31                 : #define SkFDot6Round(x)     (((x) + 32) >> 6)
          32                 :
          33                 : #define SkFixedToFDot6(x)   ((x) >> 10)
          34                 :
          35               0 : inline SkFixed SkFDot6ToFixed(SkFDot6 x) {
          36               0 :     SkASSERT((x << 10 >> 10) == x);
          37                 :
          38               0 :     return x << 10;
          39                 : }
          40                 :
          41                 : #ifdef SK_SCALAR_IS_FLOAT
          42                 :     #define SkScalarToFDot6(x)  (SkFDot6)((x) * 64)
          43                 : #else
          44                 :     #define SkScalarToFDot6(x)  ((x) >> 10)
          45                 : #endif
          46                 :
          47               0 : inline SkFixed SkFDot6Div(SkFDot6 a, SkFDot6 b) {
          48               0 :     SkASSERT(b != 0);
          49                 :
          50               0 :     if (a == (int16_t)a) {
          51               0 :         return (a << 16) / b;
          52                 :     } else {
          53               0 :         return SkFixedDiv(a, b);
          54                 :     }
          55                 : }
          56                 :
          57                 : #endif
          58                 :

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