Library for multi-pin RGB leds that encapsulates three PwmOut objects.
MultipinRGB.cpp@3:327cc9243faf, 2017-03-28 (annotated)
- Committer:
- j3
- Date:
- Tue Mar 28 23:24:17 2017 +0000
- Revision:
- 3:327cc9243faf
- Parent:
- 2:ecd3840bb6a7
added toggle fx
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
j3 | 0:434f7d7a11d8 | 1 | /****************************************************************************** |
j3 | 0:434f7d7a11d8 | 2 | * MIT License |
j3 | 0:434f7d7a11d8 | 3 | * |
j3 | 0:434f7d7a11d8 | 4 | * Copyright (c) 2017 Justin J. Jordan |
j3 | 0:434f7d7a11d8 | 5 | * |
j3 | 0:434f7d7a11d8 | 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
j3 | 0:434f7d7a11d8 | 7 | * of this software and associated documentation files (the "Software"), to deal |
j3 | 0:434f7d7a11d8 | 8 | * in the Software without restriction, including without limitation the rights |
j3 | 0:434f7d7a11d8 | 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
j3 | 0:434f7d7a11d8 | 10 | * copies of the Software, and to permit persons to whom the Software is |
j3 | 0:434f7d7a11d8 | 11 | * furnished to do so, subject to the following conditions: |
j3 | 0:434f7d7a11d8 | 12 | |
j3 | 0:434f7d7a11d8 | 13 | * The above copyright notice and this permission notice shall be included in all |
j3 | 0:434f7d7a11d8 | 14 | * copies or substantial portions of the Software. |
j3 | 0:434f7d7a11d8 | 15 | |
j3 | 0:434f7d7a11d8 | 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
j3 | 0:434f7d7a11d8 | 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
j3 | 0:434f7d7a11d8 | 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
j3 | 0:434f7d7a11d8 | 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
j3 | 0:434f7d7a11d8 | 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
j3 | 0:434f7d7a11d8 | 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
j3 | 0:434f7d7a11d8 | 22 | * SOFTWARE. |
j3 | 0:434f7d7a11d8 | 23 | ******************************************************************************/ |
j3 | 0:434f7d7a11d8 | 24 | |
j3 | 0:434f7d7a11d8 | 25 | |
j3 | 0:434f7d7a11d8 | 26 | #include "MultipinRGB.h" |
j3 | 0:434f7d7a11d8 | 27 | |
j3 | 0:434f7d7a11d8 | 28 | |
j3 | 0:434f7d7a11d8 | 29 | /*****************************************************************************/ |
j3 | 0:434f7d7a11d8 | 30 | MultipinRGB::MultipinRGB(PinName red, PinName green, PinName blue, LedLogic_e activeState): |
j3 | 0:434f7d7a11d8 | 31 | m_red(red), m_green(green), m_blue(blue), m_ledActiveState(activeState) |
j3 | 0:434f7d7a11d8 | 32 | { |
j3 | 0:434f7d7a11d8 | 33 | //turn off all leds, use default period |
j3 | 0:434f7d7a11d8 | 34 | if(m_ledActiveState == MultipinRGB::ActiveLow) |
j3 | 0:434f7d7a11d8 | 35 | { |
j3 | 3:327cc9243faf | 36 | m_red.write(1.0F); |
j3 | 3:327cc9243faf | 37 | m_green.write(1.0F); |
j3 | 3:327cc9243faf | 38 | m_blue.write(1.0F); |
j3 | 0:434f7d7a11d8 | 39 | } |
j3 | 0:434f7d7a11d8 | 40 | else |
j3 | 0:434f7d7a11d8 | 41 | { |
j3 | 3:327cc9243faf | 42 | m_red.write(0.0F); |
j3 | 3:327cc9243faf | 43 | m_green.write(0.0F); |
j3 | 3:327cc9243faf | 44 | m_blue.write(0.0F); |
j3 | 0:434f7d7a11d8 | 45 | } |
j3 | 2:ecd3840bb6a7 | 46 | |
j3 | 3:327cc9243faf | 47 | |
j3 | 0:434f7d7a11d8 | 48 | } |
j3 | 0:434f7d7a11d8 | 49 | |
j3 | 0:434f7d7a11d8 | 50 | |
j3 | 0:434f7d7a11d8 | 51 | /*****************************************************************************/ |
j3 | 0:434f7d7a11d8 | 52 | MultipinRGB::~MultipinRGB() |
j3 | 0:434f7d7a11d8 | 53 | { |
j3 | 0:434f7d7a11d8 | 54 | //empty block |
j3 | 0:434f7d7a11d8 | 55 | } |
j3 | 0:434f7d7a11d8 | 56 | |
j3 | 0:434f7d7a11d8 | 57 | |
j3 | 0:434f7d7a11d8 | 58 | /*****************************************************************************/ |
j3 | 2:ecd3840bb6a7 | 59 | void MultipinRGB::writeLed(const Led_e led, const float dc) |
j3 | 0:434f7d7a11d8 | 60 | { |
j3 | 2:ecd3840bb6a7 | 61 | switch(led) |
j3 | 0:434f7d7a11d8 | 62 | { |
j3 | 2:ecd3840bb6a7 | 63 | case(Red): |
j3 | 3:327cc9243faf | 64 | //if |
j3 | 3:327cc9243faf | 65 | (m_ledActiveState == MultipinRGB::ActiveLow) ? |
j3 | 3:327cc9243faf | 66 | m_red.write(1.0F - dc) : m_red.write(dc); |
j3 | 2:ecd3840bb6a7 | 67 | break; |
j3 | 2:ecd3840bb6a7 | 68 | |
j3 | 2:ecd3840bb6a7 | 69 | case(Green): |
j3 | 3:327cc9243faf | 70 | //if |
j3 | 3:327cc9243faf | 71 | (m_ledActiveState == MultipinRGB::ActiveLow) ? |
j3 | 3:327cc9243faf | 72 | m_green.write(1.0F - dc) : m_green.write(dc); |
j3 | 2:ecd3840bb6a7 | 73 | break; |
j3 | 2:ecd3840bb6a7 | 74 | |
j3 | 2:ecd3840bb6a7 | 75 | case(Blue): |
j3 | 3:327cc9243faf | 76 | //if |
j3 | 3:327cc9243faf | 77 | (m_ledActiveState == MultipinRGB::ActiveLow) ? |
j3 | 3:327cc9243faf | 78 | m_blue.write(1.0F - dc) : m_blue.write(dc); |
j3 | 2:ecd3840bb6a7 | 79 | break; |
j3 | 2:ecd3840bb6a7 | 80 | |
j3 | 2:ecd3840bb6a7 | 81 | default: |
j3 | 2:ecd3840bb6a7 | 82 | mbed_die(); |
j3 | 2:ecd3840bb6a7 | 83 | break; |
j3 | 2:ecd3840bb6a7 | 84 | }; |
j3 | 0:434f7d7a11d8 | 85 | } |
j3 | 0:434f7d7a11d8 | 86 | |
j3 | 0:434f7d7a11d8 | 87 | |
j3 | 0:434f7d7a11d8 | 88 | /*****************************************************************************/ |
j3 | 2:ecd3840bb6a7 | 89 | void MultipinRGB::writeLeds(const float r, const float g, const float b) |
j3 | 0:434f7d7a11d8 | 90 | { |
j3 | 0:434f7d7a11d8 | 91 | if(m_ledActiveState == MultipinRGB::ActiveLow) |
j3 | 0:434f7d7a11d8 | 92 | { |
j3 | 3:327cc9243faf | 93 | m_red.write(1.0F - r); |
j3 | 3:327cc9243faf | 94 | m_green.write(1.0F - g); |
j3 | 3:327cc9243faf | 95 | m_blue.write(1.0F - b); |
j3 | 0:434f7d7a11d8 | 96 | } |
j3 | 0:434f7d7a11d8 | 97 | else |
j3 | 0:434f7d7a11d8 | 98 | { |
j3 | 3:327cc9243faf | 99 | m_red.write(r); |
j3 | 3:327cc9243faf | 100 | m_green.write(g); |
j3 | 3:327cc9243faf | 101 | m_blue.write(b); |
j3 | 0:434f7d7a11d8 | 102 | } |
j3 | 0:434f7d7a11d8 | 103 | } |
j3 | 0:434f7d7a11d8 | 104 | |
j3 | 0:434f7d7a11d8 | 105 | |
j3 | 0:434f7d7a11d8 | 106 | /*****************************************************************************/ |
j3 | 2:ecd3840bb6a7 | 107 | float MultipinRGB::readLed(const Led_e led) |
j3 | 0:434f7d7a11d8 | 108 | { |
j3 | 2:ecd3840bb6a7 | 109 | float rtnVal; |
j3 | 2:ecd3840bb6a7 | 110 | switch(led) |
j3 | 0:434f7d7a11d8 | 111 | { |
j3 | 2:ecd3840bb6a7 | 112 | case(Red): |
j3 | 3:327cc9243faf | 113 | //if |
j3 | 3:327cc9243faf | 114 | (m_ledActiveState == MultipinRGB::ActiveLow) ? |
j3 | 3:327cc9243faf | 115 | (rtnVal = (1.0F - m_red.read())) : (rtnVal = m_red.read()); |
j3 | 2:ecd3840bb6a7 | 116 | break; |
j3 | 2:ecd3840bb6a7 | 117 | |
j3 | 2:ecd3840bb6a7 | 118 | case(Green): |
j3 | 3:327cc9243faf | 119 | //if |
j3 | 3:327cc9243faf | 120 | (m_ledActiveState == MultipinRGB::ActiveLow) ? |
j3 | 3:327cc9243faf | 121 | (rtnVal = (1.0F - m_green.read())) : (rtnVal = m_green.read()); |
j3 | 2:ecd3840bb6a7 | 122 | break; |
j3 | 2:ecd3840bb6a7 | 123 | |
j3 | 2:ecd3840bb6a7 | 124 | case(Blue): |
j3 | 3:327cc9243faf | 125 | //if |
j3 | 3:327cc9243faf | 126 | (m_ledActiveState == MultipinRGB::ActiveLow) ? |
j3 | 3:327cc9243faf | 127 | (rtnVal = (1.0F - m_blue.read())) : (rtnVal = m_blue.read()); |
j3 | 2:ecd3840bb6a7 | 128 | break; |
j3 | 2:ecd3840bb6a7 | 129 | |
j3 | 2:ecd3840bb6a7 | 130 | default: |
j3 | 2:ecd3840bb6a7 | 131 | mbed_die(); |
j3 | 2:ecd3840bb6a7 | 132 | break; |
j3 | 2:ecd3840bb6a7 | 133 | }; |
j3 | 2:ecd3840bb6a7 | 134 | |
j3 | 2:ecd3840bb6a7 | 135 | return rtnVal; |
j3 | 0:434f7d7a11d8 | 136 | } |
j3 | 0:434f7d7a11d8 | 137 | |
j3 | 0:434f7d7a11d8 | 138 | |
j3 | 0:434f7d7a11d8 | 139 | /*****************************************************************************/ |
j3 | 2:ecd3840bb6a7 | 140 | void MultipinRGB::readLeds(float& r, float& g, float& b) |
j3 | 0:434f7d7a11d8 | 141 | { |
j3 | 0:434f7d7a11d8 | 142 | if(m_ledActiveState == MultipinRGB::ActiveLow) |
j3 | 0:434f7d7a11d8 | 143 | { |
j3 | 0:434f7d7a11d8 | 144 | r = (1.0F - m_red.read()); |
j3 | 0:434f7d7a11d8 | 145 | g = (1.0F - m_green.read()); |
j3 | 0:434f7d7a11d8 | 146 | b = (1.0F - m_blue.read()); |
j3 | 0:434f7d7a11d8 | 147 | } |
j3 | 0:434f7d7a11d8 | 148 | else |
j3 | 0:434f7d7a11d8 | 149 | { |
j3 | 0:434f7d7a11d8 | 150 | r = m_red.read(); |
j3 | 0:434f7d7a11d8 | 151 | g = m_green.read(); |
j3 | 0:434f7d7a11d8 | 152 | b = m_blue.read(); |
j3 | 0:434f7d7a11d8 | 153 | } |
j3 | 0:434f7d7a11d8 | 154 | } |
j3 | 2:ecd3840bb6a7 | 155 | |
j3 | 2:ecd3840bb6a7 | 156 | |
j3 | 2:ecd3840bb6a7 | 157 | /*****************************************************************************/ |
j3 | 3:327cc9243faf | 158 | void MultipinRGB::toggleLed(const Led_e led) |
j3 | 3:327cc9243faf | 159 | { |
j3 | 3:327cc9243faf | 160 | float currentDc, newDc; |
j3 | 3:327cc9243faf | 161 | |
j3 | 3:327cc9243faf | 162 | switch(led) |
j3 | 3:327cc9243faf | 163 | { |
j3 | 3:327cc9243faf | 164 | case(Red): |
j3 | 3:327cc9243faf | 165 | currentDc = m_red.read(); |
j3 | 3:327cc9243faf | 166 | break; |
j3 | 3:327cc9243faf | 167 | |
j3 | 3:327cc9243faf | 168 | case(Green): |
j3 | 3:327cc9243faf | 169 | currentDc = m_green.read(); |
j3 | 3:327cc9243faf | 170 | break; |
j3 | 3:327cc9243faf | 171 | |
j3 | 3:327cc9243faf | 172 | case(Blue): |
j3 | 3:327cc9243faf | 173 | currentDc = m_blue.read(); |
j3 | 3:327cc9243faf | 174 | break; |
j3 | 3:327cc9243faf | 175 | |
j3 | 3:327cc9243faf | 176 | default: |
j3 | 3:327cc9243faf | 177 | mbed_die(); |
j3 | 3:327cc9243faf | 178 | break; |
j3 | 3:327cc9243faf | 179 | }; |
j3 | 3:327cc9243faf | 180 | |
j3 | 3:327cc9243faf | 181 | if(currentDc >= 1.0F) |
j3 | 3:327cc9243faf | 182 | { |
j3 | 3:327cc9243faf | 183 | newDc = 0.0F; |
j3 | 3:327cc9243faf | 184 | } |
j3 | 3:327cc9243faf | 185 | else if(currentDc <= 0.0F) |
j3 | 3:327cc9243faf | 186 | { |
j3 | 3:327cc9243faf | 187 | newDc = 1.0F; |
j3 | 3:327cc9243faf | 188 | } |
j3 | 3:327cc9243faf | 189 | else |
j3 | 3:327cc9243faf | 190 | { |
j3 | 3:327cc9243faf | 191 | newDc = (m_ledActiveState == MultipinRGB::ActiveLow) ? 1.0F : 0.0F; |
j3 | 3:327cc9243faf | 192 | } |
j3 | 3:327cc9243faf | 193 | |
j3 | 3:327cc9243faf | 194 | switch(led) |
j3 | 3:327cc9243faf | 195 | { |
j3 | 3:327cc9243faf | 196 | case(Red): |
j3 | 3:327cc9243faf | 197 | m_red.write(newDc); |
j3 | 3:327cc9243faf | 198 | break; |
j3 | 3:327cc9243faf | 199 | |
j3 | 3:327cc9243faf | 200 | case(Green): |
j3 | 3:327cc9243faf | 201 | m_green.write(newDc); |
j3 | 3:327cc9243faf | 202 | break; |
j3 | 3:327cc9243faf | 203 | |
j3 | 3:327cc9243faf | 204 | case(Blue): |
j3 | 3:327cc9243faf | 205 | m_blue.write(newDc); |
j3 | 3:327cc9243faf | 206 | break; |
j3 | 3:327cc9243faf | 207 | |
j3 | 3:327cc9243faf | 208 | default: |
j3 | 3:327cc9243faf | 209 | mbed_die(); |
j3 | 3:327cc9243faf | 210 | break; |
j3 | 3:327cc9243faf | 211 | }; |
j3 | 3:327cc9243faf | 212 | } |
j3 | 3:327cc9243faf | 213 | |
j3 | 3:327cc9243faf | 214 | |
j3 | 3:327cc9243faf | 215 | /*****************************************************************************/ |
j3 | 2:ecd3840bb6a7 | 216 | void MultipinRGB::setPeriod(const float p) |
j3 | 2:ecd3840bb6a7 | 217 | { |
j3 | 2:ecd3840bb6a7 | 218 | m_red.period(p); |
j3 | 2:ecd3840bb6a7 | 219 | m_green.period(p); |
j3 | 2:ecd3840bb6a7 | 220 | m_blue.period(p); |
j3 | 2:ecd3840bb6a7 | 221 | } |