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| 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 SkFP_DEFINED | |
| 11 #define SkFP_DEFINED | |
| 12 | |
| 13 #include "SkMath.h" | |
| 14 | |
| 15 #ifdef SK_SCALAR_IS_FLOAT | |
| 16 | |
| 17 typedef float SkFP; | |
| 18 | |
| 19 #define SkScalarToFP(n) (n) | |
| 20 #define SkFPToScalar(n) (n) | |
| 21 #define SkIntToFP(n) SkIntToScalar(n) | |
| 22 #define SkFPRound(x) SkScalarRound(n) | |
| 23 #define SkFPCeil(x) SkScalarCeil(n) | |
| 24 #define SkFPFloor(x) SkScalarFloor(n) | |
| 25 | |
| 26 #define SkFPNeg(x) (-(x)) | |
| 27 #define SkFPAbs(x) SkScalarAbs(x) | |
| 28 #define SkFPAdd(a, b) ((a) + (b)) | |
| 29 #define SkFPSub(a, b) ((a) - (b)) | |
| 30 #define SkFPMul(a, b) ((a) * (b)) | |
| 31 #define SkFPMulInt(a, n) ((a) * (n)) | |
| 32 #define SkFPDiv(a, b) ((a) / (b)) | |
| 33 #define SkFPDivInt(a, n) ((a) / (n)) | |
| 34 #define SkFPInvert(x) SkScalarInvert(x) | |
| 35 #define SkFPSqrt(x) SkScalarSqrt(x) | |
| 36 #define SkFPCubeRoot(x) sk_float_pow(x, 0.3333333f) | |
| 37 | |
| 38 #define SkFPLT(a, b) ((a) < (b)) | |
| 39 #define SkFPLE(a, b) ((a) <= (b)) | |
| 40 #define SkFPGT(a, b) ((a) > (b)) | |
| 41 #define SkFPGE(a, b) ((a) >= (b)) | |
| 42 | |
| 43 #else // scalar is fixed | |
| 44 | |
| 45 #include "SkFloat.h" | |
| 46 | |
| 47 typedef int32_t SkFP; | |
| 48 | |
| 49 #define SkScalarToFP(n) SkFloat::SetShift(n, -16) | |
| 50 #define SkFPToScalar(n) SkFloat::GetShift(n, -16) | |
| 51 #define SkIntToFP(n) SkFloat::SetShift(n, 0) | |
| 52 #define SkFPRound(x) SkFloat::Round(x); | |
| 53 #define SkFPCeil(x) SkFloat::Ceil(); | |
| 54 #define SkFPFloor(x) SkFloat::Floor(); | |
| 55 | |
| 56 #define SkFPNeg(x) SkFloat::Neg(x) | |
| 57 #define SkFPAbs(x) SkFloat::Abs(x) | |
| 58 #define SkFPAdd(a, b) SkFloat::Add(a, b) | |
| 59 #define SkFPSub(a, b) SkFloat::Add(a, SkFloat::Neg(b)) | |
| 60 #define SkFPMul(a, b) SkFloat::Mul(a, b) | |
| 61 #define SkFPMulInt(a, n) SkFloat::MulInt(a, n) | |
| 62 #define SkFPDiv(a, b) SkFloat::Div(a, b) | |
| 63 #define SkFPDivInt(a, n) SkFloat::DivInt(a, n) | |
| 64 #define SkFPInvert(x) SkFloat::Invert(x) | |
| 65 #define SkFPSqrt(x) SkFloat::Sqrt(x) | |
| 66 #define SkFPCubeRoot(x) SkFloat::CubeRoot(x) | |
| 67 | |
| 68 #define SkFPLT(a, b) (SkFloat::Cmp(a, b) < 0) | |
| 69 #define SkFPLE(a, b) (SkFloat::Cmp(a, b) <= 0) | |
| 70 #define SkFPGT(a, b) (SkFloat::Cmp(a, b) > 0) | |
| 71 #define SkFPGE(a, b) (SkFloat::Cmp(a, b) >= 0) | |
| 72 | |
| 73 #endif | |
| 74 | |
| 75 #ifdef SK_DEBUG | |
| 76 void SkFP_UnitTest(); | |
| 77 #endif | |
| 78 | |
| 79 #endif | |
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Chromium Code Reviews
Issue 116183002:
remove SkFP.h and replace SkFP with SkScalar stop respecting SK_SOFTWARE_FLOAT, assume its always f… (Closed)
Base URL: https://skia.googlecode.com/svn/trunk