不韋 呂 / F746_MySoundMachine

Integrated program of 4 different kinds of application programs for processing sound signal. 4種類のサウンド信号処理を統合したプログラム．

Dependencies:   F746_GUI F746_SAI_IO FrequencyResponseDrawer SD_PlayerSkeleton UIT_FFT_Real

mbed_src_STM/api/FunctionPointer.h@0:224dccbc4edd, 2016-08-15 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Aug 15 07:18:07 2016 +0000
Revision:
0:224dccbc4edd
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:224dccbc4edd 1 /* mbed Microcontroller Library
MikamiUitOpen 0:224dccbc4edd 2 * Copyright (c) 2006-2015 ARM Limited
MikamiUitOpen 0:224dccbc4edd 3 *
MikamiUitOpen 0:224dccbc4edd 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 0:224dccbc4edd 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 0:224dccbc4edd 6 * You may obtain a copy of the License at
MikamiUitOpen 0:224dccbc4edd 7 *
MikamiUitOpen 0:224dccbc4edd 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 0:224dccbc4edd 9 *
MikamiUitOpen 0:224dccbc4edd 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 0:224dccbc4edd 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 0:224dccbc4edd 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 0:224dccbc4edd 13 * See the License for the specific language governing permissions and
MikamiUitOpen 0:224dccbc4edd 14 * limitations under the License.
MikamiUitOpen 0:224dccbc4edd 15 */
MikamiUitOpen 0:224dccbc4edd 16 #ifndef MBED_FUNCTIONPOINTER_H
MikamiUitOpen 0:224dccbc4edd 17 #define MBED_FUNCTIONPOINTER_H
MikamiUitOpen 0:224dccbc4edd 18
MikamiUitOpen 0:224dccbc4edd 19 #include <string.h>
MikamiUitOpen 0:224dccbc4edd 20 #include <stdint.h>
MikamiUitOpen 0:224dccbc4edd 21
MikamiUitOpen 0:224dccbc4edd 22 namespace mbed {
MikamiUitOpen 0:224dccbc4edd 23
MikamiUitOpen 0:224dccbc4edd 24 /* If we had variaditic templates, this wouldn't be a problem, but until C++11 is enabled, we are stuck with multiple classes... */
MikamiUitOpen 0:224dccbc4edd 25
MikamiUitOpen 0:224dccbc4edd 26 /** A class for storing and calling a pointer to a static or member function
MikamiUitOpen 0:224dccbc4edd 27 */
MikamiUitOpen 0:224dccbc4edd 28 template <typename R, typename A1>
MikamiUitOpen 0:224dccbc4edd 29 class FunctionPointerArg1{
MikamiUitOpen 0:224dccbc4edd 30 public:
MikamiUitOpen 0:224dccbc4edd 31 /** Create a FunctionPointer, attaching a static function
MikamiUitOpen 0:224dccbc4edd 32 *
MikamiUitOpen 0:224dccbc4edd 33 * @param function The static function to attach (default is none)
MikamiUitOpen 0:224dccbc4edd 34 */
MikamiUitOpen 0:224dccbc4edd 35 FunctionPointerArg1(R (*function)(A1) = 0) {
MikamiUitOpen 0:224dccbc4edd 36 attach(function);
MikamiUitOpen 0:224dccbc4edd 37 }
MikamiUitOpen 0:224dccbc4edd 38
MikamiUitOpen 0:224dccbc4edd 39 /** Create a FunctionPointer, attaching a member function
MikamiUitOpen 0:224dccbc4edd 40 *
MikamiUitOpen 0:224dccbc4edd 41 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 0:224dccbc4edd 42 * @param function The address of the member function to attach
MikamiUitOpen 0:224dccbc4edd 43 */
MikamiUitOpen 0:224dccbc4edd 44 template<typename T>
MikamiUitOpen 0:224dccbc4edd 45 FunctionPointerArg1(T *object, R (T::*member)(A1)) {
MikamiUitOpen 0:224dccbc4edd 46 attach(object, member);
MikamiUitOpen 0:224dccbc4edd 47 }
MikamiUitOpen 0:224dccbc4edd 48
MikamiUitOpen 0:224dccbc4edd 49 /** Attach a static function
MikamiUitOpen 0:224dccbc4edd 50 *
MikamiUitOpen 0:224dccbc4edd 51 * @param function The static function to attach (default is none)
MikamiUitOpen 0:224dccbc4edd 52 */
MikamiUitOpen 0:224dccbc4edd 53 void attach(R (*function)(A1)) {
MikamiUitOpen 0:224dccbc4edd 54 _p.function = function;
MikamiUitOpen 0:224dccbc4edd 55 _membercaller = 0;
MikamiUitOpen 0:224dccbc4edd 56 }
MikamiUitOpen 0:224dccbc4edd 57
MikamiUitOpen 0:224dccbc4edd 58 /** Attach a member function
MikamiUitOpen 0:224dccbc4edd 59 *
MikamiUitOpen 0:224dccbc4edd 60 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 0:224dccbc4edd 61 * @param function The address of the member function to attach
MikamiUitOpen 0:224dccbc4edd 62 */
MikamiUitOpen 0:224dccbc4edd 63 template<typename T>
MikamiUitOpen 0:224dccbc4edd 64 void attach(T *object, R (T::*member)(A1)) {
MikamiUitOpen 0:224dccbc4edd 65 _p.object = static_cast<void*>(object);
MikamiUitOpen 0:224dccbc4edd 66 *reinterpret_cast<R (T::**)(A1)>(_member) = member;
MikamiUitOpen 0:224dccbc4edd 67 _membercaller = &FunctionPointerArg1::membercaller<T>;
MikamiUitOpen 0:224dccbc4edd 68 }
MikamiUitOpen 0:224dccbc4edd 69
MikamiUitOpen 0:224dccbc4edd 70 /** Call the attached static or member function
MikamiUitOpen 0:224dccbc4edd 71 */
MikamiUitOpen 0:224dccbc4edd 72 R call(A1 a) {
MikamiUitOpen 0:224dccbc4edd 73 if (_membercaller == 0 && _p.function) {
MikamiUitOpen 0:224dccbc4edd 74 return _p.function(a);
MikamiUitOpen 0:224dccbc4edd 75 } else if (_membercaller && _p.object) {
MikamiUitOpen 0:224dccbc4edd 76 return _membercaller(_p.object, _member, a);
MikamiUitOpen 0:224dccbc4edd 77 }
MikamiUitOpen 0:224dccbc4edd 78 return (R)0;
MikamiUitOpen 0:224dccbc4edd 79 }
MikamiUitOpen 0:224dccbc4edd 80
MikamiUitOpen 0:224dccbc4edd 81 /** Get registered static function
MikamiUitOpen 0:224dccbc4edd 82 */
MikamiUitOpen 0:224dccbc4edd 83 R(*get_function(A1))() {
MikamiUitOpen 0:224dccbc4edd 84 return _membercaller ? (R(*)(A1))0 : (R(*)(A1))_p.function;
MikamiUitOpen 0:224dccbc4edd 85 }
MikamiUitOpen 0:224dccbc4edd 86
MikamiUitOpen 0:224dccbc4edd 87 #ifdef MBED_OPERATORS
MikamiUitOpen 0:224dccbc4edd 88 R operator ()(A1 a) {
MikamiUitOpen 0:224dccbc4edd 89 return call(a);
MikamiUitOpen 0:224dccbc4edd 90 }
MikamiUitOpen 0:224dccbc4edd 91 operator bool(void) const {
MikamiUitOpen 0:224dccbc4edd 92 return (_membercaller != NULL ? _p.object : (void*)_p.function) != NULL;
MikamiUitOpen 0:224dccbc4edd 93 }
MikamiUitOpen 0:224dccbc4edd 94 #endif
MikamiUitOpen 0:224dccbc4edd 95 private:
MikamiUitOpen 0:224dccbc4edd 96 template<typename T>
MikamiUitOpen 0:224dccbc4edd 97 static R membercaller(void *object, uintptr_t *member, A1 a) {
MikamiUitOpen 0:224dccbc4edd 98 T* o = static_cast<T*>(object);
MikamiUitOpen 0:224dccbc4edd 99 R (T::**m)(A1) = reinterpret_cast<R (T::**)(A1)>(member);
MikamiUitOpen 0:224dccbc4edd 100 return (o->**m)(a);
MikamiUitOpen 0:224dccbc4edd 101 }
MikamiUitOpen 0:224dccbc4edd 102
MikamiUitOpen 0:224dccbc4edd 103 union {
MikamiUitOpen 0:224dccbc4edd 104 R (*function)(A1); // static function pointer
MikamiUitOpen 0:224dccbc4edd 105 void *object; // object this pointer
MikamiUitOpen 0:224dccbc4edd 106 } _p;
MikamiUitOpen 0:224dccbc4edd 107 uintptr_t _member[4]; // aligned raw member function pointer storage - converted back by registered _membercaller
MikamiUitOpen 0:224dccbc4edd 108 R (*_membercaller)(void*, uintptr_t*, A1); // registered membercaller function to convert back and call _m.member on _object
MikamiUitOpen 0:224dccbc4edd 109 };
MikamiUitOpen 0:224dccbc4edd 110
MikamiUitOpen 0:224dccbc4edd 111 /** A class for storing and calling a pointer to a static or member function (R ()(void))
MikamiUitOpen 0:224dccbc4edd 112 */
MikamiUitOpen 0:224dccbc4edd 113 template <typename R>
MikamiUitOpen 0:224dccbc4edd 114 class FunctionPointerArg1<R, void>{
MikamiUitOpen 0:224dccbc4edd 115 public:
MikamiUitOpen 0:224dccbc4edd 116 /** Create a FunctionPointer, attaching a static function
MikamiUitOpen 0:224dccbc4edd 117 *
MikamiUitOpen 0:224dccbc4edd 118 * @param function The static function to attach (default is none)
MikamiUitOpen 0:224dccbc4edd 119 */
MikamiUitOpen 0:224dccbc4edd 120 FunctionPointerArg1(R (*function)(void) = 0) {
MikamiUitOpen 0:224dccbc4edd 121 attach(function);
MikamiUitOpen 0:224dccbc4edd 122 }
MikamiUitOpen 0:224dccbc4edd 123
MikamiUitOpen 0:224dccbc4edd 124 /** Create a FunctionPointer, attaching a member function
MikamiUitOpen 0:224dccbc4edd 125 *
MikamiUitOpen 0:224dccbc4edd 126 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 0:224dccbc4edd 127 * @param function The address of the void member function to attach
MikamiUitOpen 0:224dccbc4edd 128 */
MikamiUitOpen 0:224dccbc4edd 129 template<typename T>
MikamiUitOpen 0:224dccbc4edd 130 FunctionPointerArg1(T *object, R (T::*member)(void)) {
MikamiUitOpen 0:224dccbc4edd 131 attach(object, member);
MikamiUitOpen 0:224dccbc4edd 132 }
MikamiUitOpen 0:224dccbc4edd 133
MikamiUitOpen 0:224dccbc4edd 134 /** Attach a static function
MikamiUitOpen 0:224dccbc4edd 135 *
MikamiUitOpen 0:224dccbc4edd 136 * @param function The void static function to attach (default is none)
MikamiUitOpen 0:224dccbc4edd 137 */
MikamiUitOpen 0:224dccbc4edd 138 void attach(R (*function)(void)) {
MikamiUitOpen 0:224dccbc4edd 139 _p.function = function;
MikamiUitOpen 0:224dccbc4edd 140 _membercaller = 0;
MikamiUitOpen 0:224dccbc4edd 141 }
MikamiUitOpen 0:224dccbc4edd 142
MikamiUitOpen 0:224dccbc4edd 143 /** Attach a member function
MikamiUitOpen 0:224dccbc4edd 144 *
MikamiUitOpen 0:224dccbc4edd 145 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 0:224dccbc4edd 146 * @param function The address of the void member function to attach
MikamiUitOpen 0:224dccbc4edd 147 */
MikamiUitOpen 0:224dccbc4edd 148 template<typename T>
MikamiUitOpen 0:224dccbc4edd 149 void attach(T *object, R (T::*member)(void)) {
MikamiUitOpen 0:224dccbc4edd 150 _p.object = static_cast<void*>(object);
MikamiUitOpen 0:224dccbc4edd 151 *reinterpret_cast<R (T::**)(void)>(_member) = member;
MikamiUitOpen 0:224dccbc4edd 152 _membercaller = &FunctionPointerArg1::membercaller<T>;
MikamiUitOpen 0:224dccbc4edd 153 }
MikamiUitOpen 0:224dccbc4edd 154
MikamiUitOpen 0:224dccbc4edd 155 /** Call the attached static or member function
MikamiUitOpen 0:224dccbc4edd 156 */
MikamiUitOpen 0:224dccbc4edd 157 R call(){
MikamiUitOpen 0:224dccbc4edd 158 if (_membercaller == 0 && _p.function) {
MikamiUitOpen 0:224dccbc4edd 159 return _p.function();
MikamiUitOpen 0:224dccbc4edd 160 } else if (_membercaller && _p.object) {
MikamiUitOpen 0:224dccbc4edd 161 return _membercaller(_p.object, _member);
MikamiUitOpen 0:224dccbc4edd 162 }
MikamiUitOpen 0:224dccbc4edd 163 return (R)0;
MikamiUitOpen 0:224dccbc4edd 164 }
MikamiUitOpen 0:224dccbc4edd 165
MikamiUitOpen 0:224dccbc4edd 166 /** Get registered static function
MikamiUitOpen 0:224dccbc4edd 167 */
MikamiUitOpen 0:224dccbc4edd 168 R(*get_function())() {
MikamiUitOpen 0:224dccbc4edd 169 return _membercaller ? (R(*)())0 : (R(*)())_p.function;
MikamiUitOpen 0:224dccbc4edd 170 }
MikamiUitOpen 0:224dccbc4edd 171
MikamiUitOpen 0:224dccbc4edd 172 #ifdef MBED_OPERATORS
MikamiUitOpen 0:224dccbc4edd 173 R operator ()(void) {
MikamiUitOpen 0:224dccbc4edd 174 return call();
MikamiUitOpen 0:224dccbc4edd 175 }
MikamiUitOpen 0:224dccbc4edd 176 operator bool(void) const {
MikamiUitOpen 0:224dccbc4edd 177 return (_membercaller != NULL ? _p.object : (void*)_p.function) != NULL;
MikamiUitOpen 0:224dccbc4edd 178 }
MikamiUitOpen 0:224dccbc4edd 179 #endif
MikamiUitOpen 0:224dccbc4edd 180
MikamiUitOpen 0:224dccbc4edd 181 private:
MikamiUitOpen 0:224dccbc4edd 182 template<typename T>
MikamiUitOpen 0:224dccbc4edd 183 static R membercaller(void *object, uintptr_t *member) {
MikamiUitOpen 0:224dccbc4edd 184 T* o = static_cast<T*>(object);
MikamiUitOpen 0:224dccbc4edd 185 R (T::**m)(void) = reinterpret_cast<R (T::**)(void)>(member);
MikamiUitOpen 0:224dccbc4edd 186 return (o->**m)();
MikamiUitOpen 0:224dccbc4edd 187 }
MikamiUitOpen 0:224dccbc4edd 188
MikamiUitOpen 0:224dccbc4edd 189 union {
MikamiUitOpen 0:224dccbc4edd 190 R (*function)(void); // static function pointer
MikamiUitOpen 0:224dccbc4edd 191 void *object; // object this pointer
MikamiUitOpen 0:224dccbc4edd 192 } _p;
MikamiUitOpen 0:224dccbc4edd 193 uintptr_t _member[4]; // aligned raw member function pointer storage - converted back by registered _membercaller
MikamiUitOpen 0:224dccbc4edd 194 R (*_membercaller)(void*, uintptr_t*); // registered membercaller function to convert back and call _m.member on _object
MikamiUitOpen 0:224dccbc4edd 195 };
MikamiUitOpen 0:224dccbc4edd 196
MikamiUitOpen 0:224dccbc4edd 197 typedef FunctionPointerArg1<void, void> FunctionPointer;
MikamiUitOpen 0:224dccbc4edd 198 typedef FunctionPointerArg1<void, int> event_callback_t;
MikamiUitOpen 0:224dccbc4edd 199
MikamiUitOpen 0:224dccbc4edd 200 } // namespace mbed
MikamiUitOpen 0:224dccbc4edd 201
MikamiUitOpen 0:224dccbc4edd 202 #endif