The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | #include "jni.h" |
| 2 | #include <android_runtime/AndroidRuntime.h> |
| 3 | #include <math.h> |
| 4 | #include <float.h> |
| 5 | #include "SkTypes.h" |
| 6 | |
| 7 | class MathUtilsGlue { |
| 8 | public: |
| 9 | static float FloorF(JNIEnv* env, jobject clazz, float x) { |
| 10 | return floorf(x); |
| 11 | } |
| 12 | |
| 13 | static float CeilF(JNIEnv* env, jobject clazz, float x) { |
| 14 | return ceilf(x); |
| 15 | } |
| 16 | |
| 17 | static float SinF(JNIEnv* env, jobject clazz, float x) { |
| 18 | return sinf(x); |
| 19 | } |
| 20 | |
| 21 | static float CosF(JNIEnv* env, jobject clazz, float x) { |
| 22 | return cosf(x); |
| 23 | } |
| 24 | |
| 25 | static float SqrtF(JNIEnv* env, jobject clazz, float x) { |
| 26 | return sqrtf(x); |
| 27 | } |
Jeff Brown | 5d728bb | 2012-08-08 01:47:10 -0700 | [diff] [blame] | 28 | |
| 29 | static float ExpF(JNIEnv* env, jobject clazz, float x) { |
| 30 | return expf(x); |
| 31 | } |
Jeff Brown | 270e338 | 2012-08-16 01:30:22 -0700 | [diff] [blame] | 32 | |
Jeff Brown | e2c279e | 2012-08-21 19:49:48 -0700 | [diff] [blame] | 33 | static float PowF(JNIEnv* env, jobject clazz, float x, float y) { |
| 34 | return powf(x, y); |
| 35 | } |
| 36 | |
Jeff Brown | 270e338 | 2012-08-16 01:30:22 -0700 | [diff] [blame] | 37 | static float HypotF(JNIEnv* env, jobject clazz, float x, float y) { |
| 38 | return hypotf(x, y); |
| 39 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 40 | }; |
| 41 | |
| 42 | static JNINativeMethod gMathUtilsMethods[] = { |
| 43 | {"floor", "(F)F", (void*) MathUtilsGlue::FloorF}, |
| 44 | {"ceil", "(F)F", (void*) MathUtilsGlue::CeilF}, |
| 45 | {"sin", "(F)F", (void*) MathUtilsGlue::SinF}, |
| 46 | {"cos", "(F)F", (void*) MathUtilsGlue::CosF}, |
Jeff Brown | 5d728bb | 2012-08-08 01:47:10 -0700 | [diff] [blame] | 47 | {"sqrt", "(F)F", (void*) MathUtilsGlue::SqrtF}, |
| 48 | {"exp", "(F)F", (void*) MathUtilsGlue::ExpF}, |
Jeff Brown | e2c279e | 2012-08-21 19:49:48 -0700 | [diff] [blame] | 49 | {"pow", "(FF)F", (void*) MathUtilsGlue::PowF}, |
Jeff Brown | 270e338 | 2012-08-16 01:30:22 -0700 | [diff] [blame] | 50 | {"hypot", "(FF)F", (void*) MathUtilsGlue::HypotF}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 51 | }; |
| 52 | |
| 53 | int register_android_util_FloatMath(JNIEnv* env) |
| 54 | { |
| 55 | int result = android::AndroidRuntime::registerNativeMethods(env, |
| 56 | "android/util/FloatMath", |
| 57 | gMathUtilsMethods, |
| 58 | SK_ARRAY_COUNT(gMathUtilsMethods)); |
| 59 | return result; |
| 60 | } |
| 61 | |