| reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2006 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef SkFloatingPoint_DEFINED |
| 18 | #define SkFloatingPoint_DEFINED |
| 19 | |
| 20 | #include "SkTypes.h" |
| 21 | |
| 22 | #ifdef SK_CAN_USE_FLOAT |
| 23 | |
| 24 | #include <math.h> |
| 25 | #include <float.h> |
| 26 | #include "SkFloatBits.h" |
| 27 | |
| 28 | #ifdef SK_BUILD_FOR_WINCE |
| 29 | #define sk_float_sqrt(x) (float)::sqrt(x) |
| 30 | #define sk_float_sin(x) (float)::sin(x) |
| 31 | #define sk_float_cos(x) (float)::cos(x) |
| 32 | #define sk_float_tan(x) (float)::tan(x) |
| 33 | #define sk_float_acos(x) (float)::acos(x) |
| 34 | #define sk_float_asin(x) (float)::asin(x) |
| 35 | #define sk_float_atan2(y,x) (float)::atan2(y,x) |
| 36 | #define sk_float_abs(x) (float)::fabs(x) |
| 37 | #define sk_float_mod(x,y) (float)::fmod(x,y) |
| 38 | #define sk_float_exp(x) (float)::exp(x) |
| 39 | #define sk_float_log(x) (float)::log(x) |
| 40 | #define sk_float_floor(x) (float)::floor(x) |
| 41 | #define sk_float_ceil(x) (float)::ceil(x) |
| 42 | #else |
| 43 | #define sk_float_sqrt(x) sqrtf(x) |
| 44 | #define sk_float_sin(x) sinf(x) |
| 45 | #define sk_float_cos(x) cosf(x) |
| 46 | #define sk_float_tan(x) tanf(x) |
| 47 | #define sk_float_floor(x) floorf(x) |
| 48 | #define sk_float_ceil(x) ceilf(x) |
| 49 | #ifdef SK_BUILD_FOR_MAC |
| 50 | #define sk_float_acos(x) acos(x) |
| 51 | #define sk_float_asin(x) asin(x) |
| 52 | #else |
| 53 | #define sk_float_acos(x) acosf(x) |
| 54 | #define sk_float_asin(x) asinf(x) |
| 55 | #endif |
| 56 | #define sk_float_atan2(y,x) atan2f(y,x) |
| 57 | #define sk_float_abs(x) fabsf(x) |
| 58 | #define sk_float_mod(x,y) fmodf(x,y) |
| 59 | #define sk_float_exp(x) expf(x) |
| 60 | #define sk_float_log(x) logf(x) |
| 61 | #define sk_float_isNaN(x) _isnan(x) |
| 62 | #endif |
| 63 | |
| 64 | #ifdef SK_USE_FLOATBITS |
| 65 | #define sk_float_floor2int(x) SkFloatToIntFloor(x) |
| 66 | #define sk_float_round2int(x) SkFloatToIntRound(x) |
| 67 | #define sk_float_ceil2int(x) SkFloatToIntCeil(x) |
| 68 | #else |
| 69 | #define sk_float_floor2int(x) (int)sk_float_floor(x) |
| 70 | #define sk_float_round2int(x) (int)sk_float_floor((x) + 0.5f) |
| 71 | #define sk_float_ceil2int(x) (int)sk_float_ceil(x) |
| 72 | #endif |
| 73 | |
| 74 | #endif |
| 75 | #endif |