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 | } |
| 28 | }; |
| 29 | |
| 30 | static JNINativeMethod gMathUtilsMethods[] = { |
| 31 | {"floor", "(F)F", (void*) MathUtilsGlue::FloorF}, |
| 32 | {"ceil", "(F)F", (void*) MathUtilsGlue::CeilF}, |
| 33 | {"sin", "(F)F", (void*) MathUtilsGlue::SinF}, |
| 34 | {"cos", "(F)F", (void*) MathUtilsGlue::CosF}, |
| 35 | {"sqrt", "(F)F", (void*) MathUtilsGlue::SqrtF} |
| 36 | }; |
| 37 | |
| 38 | int register_android_util_FloatMath(JNIEnv* env) |
| 39 | { |
| 40 | int result = android::AndroidRuntime::registerNativeMethods(env, |
| 41 | "android/util/FloatMath", |
| 42 | gMathUtilsMethods, |
| 43 | SK_ARRAY_COUNT(gMathUtilsMethods)); |
| 44 | return result; |
| 45 | } |
| 46 | |