| /* |
| * Copyright (C) 2005 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "Float" |
| |
| #include "JNIHelp.h" |
| #include "JniConstants.h" |
| #include "Portability.h" |
| |
| #include <math.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| |
| union Float { |
| unsigned int bits; |
| float f; |
| }; |
| |
| jint Float_floatToRawIntBits(JNIEnv*, jclass, jfloat val) { |
| Float f; |
| f.f = val; |
| return f.bits; |
| } |
| |
| jfloat Float_intBitsToFloat(JNIEnv*, jclass, jint val) { |
| Float f; |
| f.bits = val; |
| return f.f; |
| } |
| |
| static JNINativeMethod gMethods[] = { |
| NATIVE_METHOD(Float, floatToRawIntBits, "(F)I"), |
| NATIVE_METHOD(Float, intBitsToFloat, "(I)F"), |
| }; |
| void register_java_lang_Float(JNIEnv* env) { |
| jniRegisterNativeMethods(env, "java/lang/Float", gMethods, NELEM(gMethods)); |
| } |