eLab Team / Mbed 2 deprecated myRobot

Working version without LEDs

Dependencies:   mbed WS2812

Voici le dernier schéma de cablage (version du 08/02/2020)

https://os.mbed.com/media/uploads/max_ence/schemarobot_fev2020.pdf

LED_WS2812/Pixel/PixelArray.cpp@1:69b5d8f0ba9c, 2020-05-30 (annotated)

Committer:
elab
Date:
Sat May 30 09:31:57 2020 +0000
Revision:
1:69b5d8f0ba9c
Parent:
0:0e577ce96b2f 
pour eLab;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elab 0:0e577ce96b2f 1 #include "PixelArray.h"
elab 0:0e577ce96b2f 2
elab 0:0e577ce96b2f 3 PixelArray::PixelArray(int size)
elab 0:0e577ce96b2f 4 {
elab 0:0e577ce96b2f 5 pbufsize = size;
elab 0:0e577ce96b2f 6 pbuf = new int[pbufsize];
elab 0:0e577ce96b2f 7 SetAll(0x0); // initialise memory to zeros
elab 0:0e577ce96b2f 8
elab 0:0e577ce96b2f 9 }
elab 0:0e577ce96b2f 10
elab 0:0e577ce96b2f 11 PixelArray::~PixelArray()
elab 0:0e577ce96b2f 12 {
elab 0:0e577ce96b2f 13 delete[] pbuf;
elab 0:0e577ce96b2f 14 }
elab 0:0e577ce96b2f 15
elab 0:0e577ce96b2f 16 void PixelArray::SetAll(unsigned int value)
elab 0:0e577ce96b2f 17 {
elab 0:0e577ce96b2f 18 // for each pixel
elab 0:0e577ce96b2f 19 for (int i=0 ; i < pbufsize; i++) {
elab 0:0e577ce96b2f 20 __set_pixel(i,value);
elab 0:0e577ce96b2f 21 }
elab 0:0e577ce96b2f 22 }
elab 0:0e577ce96b2f 23
elab 0:0e577ce96b2f 24
elab 0:0e577ce96b2f 25 void PixelArray::SetAllI(unsigned char value)
elab 0:0e577ce96b2f 26 {
elab 0:0e577ce96b2f 27 // for each pixel
elab 0:0e577ce96b2f 28 for (int i=0 ; i < pbufsize; i++) {
elab 0:0e577ce96b2f 29 __set_pixel_component(i,3,value);
elab 0:0e577ce96b2f 30 }
elab 0:0e577ce96b2f 31 }
elab 0:0e577ce96b2f 32
elab 0:0e577ce96b2f 33
elab 0:0e577ce96b2f 34
elab 0:0e577ce96b2f 35 void PixelArray::SetAllR(unsigned char value)
elab 0:0e577ce96b2f 36 {
elab 0:0e577ce96b2f 37 // for each pixel
elab 0:0e577ce96b2f 38 for (int i=0 ; i < pbufsize; i++) {
elab 0:0e577ce96b2f 39 __set_pixel_component(i,2,value);
elab 0:0e577ce96b2f 40 }
elab 0:0e577ce96b2f 41 }
elab 0:0e577ce96b2f 42
elab 0:0e577ce96b2f 43 void PixelArray::SetAllG(unsigned char value)
elab 0:0e577ce96b2f 44 {
elab 0:0e577ce96b2f 45 // for each pixel
elab 0:0e577ce96b2f 46 for (int i=0 ; i < pbufsize; i++) {
elab 0:0e577ce96b2f 47 __set_pixel_component(i,1,value);
elab 0:0e577ce96b2f 48 }
elab 0:0e577ce96b2f 49 }
elab 0:0e577ce96b2f 50
elab 0:0e577ce96b2f 51 void PixelArray::SetAllB(unsigned char value)
elab 0:0e577ce96b2f 52 {
elab 0:0e577ce96b2f 53 // for each pixel
elab 0:0e577ce96b2f 54 for (int i=0 ; i < pbufsize; i++) {
elab 0:0e577ce96b2f 55 __set_pixel_component(i,0,value);
elab 0:0e577ce96b2f 56 }
elab 0:0e577ce96b2f 57 }
elab 0:0e577ce96b2f 58
elab 0:0e577ce96b2f 59
elab 0:0e577ce96b2f 60
elab 0:0e577ce96b2f 61
elab 0:0e577ce96b2f 62
elab 0:0e577ce96b2f 63 void PixelArray::Set(int i, unsigned int value)
elab 0:0e577ce96b2f 64 {
elab 0:0e577ce96b2f 65 if ((i >= 0) && (i < pbufsize)) {
elab 0:0e577ce96b2f 66 __set_pixel(i,value);
elab 0:0e577ce96b2f 67 }
elab 0:0e577ce96b2f 68 }
elab 0:0e577ce96b2f 69
elab 0:0e577ce96b2f 70
elab 0:0e577ce96b2f 71
elab 0:0e577ce96b2f 72 void PixelArray::SetI(int i, unsigned char value)
elab 0:0e577ce96b2f 73 {
elab 0:0e577ce96b2f 74 if ((i >= 0) && (i < pbufsize)) {
elab 0:0e577ce96b2f 75 __set_pixel_component(i,3,value);
elab 0:0e577ce96b2f 76 }
elab 0:0e577ce96b2f 77 }
elab 0:0e577ce96b2f 78
elab 0:0e577ce96b2f 79
elab 0:0e577ce96b2f 80 void PixelArray::SetR(int i, unsigned char value)
elab 0:0e577ce96b2f 81 {
elab 0:0e577ce96b2f 82 if ((i >= 0) && (i < pbufsize)) {
elab 0:0e577ce96b2f 83 __set_pixel_component(i,2,value);
elab 0:0e577ce96b2f 84 }
elab 0:0e577ce96b2f 85 }
elab 0:0e577ce96b2f 86
elab 0:0e577ce96b2f 87 void PixelArray::SetG(int i, unsigned char value)
elab 0:0e577ce96b2f 88 {
elab 0:0e577ce96b2f 89 if ((i >= 0) && (i < pbufsize)) {
elab 0:0e577ce96b2f 90 __set_pixel_component(i,1,value);
elab 0:0e577ce96b2f 91 }
elab 0:0e577ce96b2f 92 }
elab 0:0e577ce96b2f 93
elab 0:0e577ce96b2f 94 void PixelArray::SetB(int i, unsigned char value)
elab 0:0e577ce96b2f 95 {
elab 0:0e577ce96b2f 96 if ((i >= 0) && (i < pbufsize)) {
elab 0:0e577ce96b2f 97 __set_pixel_component(i,0,value);
elab 0:0e577ce96b2f 98 }
elab 0:0e577ce96b2f 99 }
elab 0:0e577ce96b2f 100
elab 0:0e577ce96b2f 101
elab 0:0e577ce96b2f 102 unsigned int PixelArray::Get(int i)
elab 0:0e577ce96b2f 103 {
elab 0:0e577ce96b2f 104 return __get_pixel(i);
elab 0:0e577ce96b2f 105 }
elab 0:0e577ce96b2f 106
elab 0:0e577ce96b2f 107 unsigned int PixelArray::GetI(int i)
elab 0:0e577ce96b2f 108 {
elab 0:0e577ce96b2f 109 return __get_pixel_component(i,3);
elab 0:0e577ce96b2f 110 }
elab 0:0e577ce96b2f 111
elab 0:0e577ce96b2f 112 unsigned int PixelArray::GetR(int i)
elab 0:0e577ce96b2f 113 {
elab 0:0e577ce96b2f 114 return __get_pixel_component(i,2);
elab 0:0e577ce96b2f 115 }
elab 0:0e577ce96b2f 116
elab 0:0e577ce96b2f 117 unsigned int PixelArray::GetG(int i)
elab 0:0e577ce96b2f 118 {
elab 0:0e577ce96b2f 119 return __get_pixel_component(i,1);
elab 0:0e577ce96b2f 120 }
elab 0:0e577ce96b2f 121
elab 0:0e577ce96b2f 122 unsigned int PixelArray::GetB(int i)
elab 0:0e577ce96b2f 123 {
elab 0:0e577ce96b2f 124 return __get_pixel_component(i,0);
elab 0:0e577ce96b2f 125 }
elab 0:0e577ce96b2f 126
elab 0:0e577ce96b2f 127
elab 0:0e577ce96b2f 128
elab 0:0e577ce96b2f 129 int* PixelArray::getBuf()
elab 0:0e577ce96b2f 130 {
elab 0:0e577ce96b2f 131 return (pbuf);
elab 0:0e577ce96b2f 132 }
elab 0:0e577ce96b2f 133
elab 0:0e577ce96b2f 134
elab 0:0e577ce96b2f 135 // set either the I,R,G,B value of specific pixel channel
elab 0:0e577ce96b2f 136 void PixelArray::__set_pixel_component(int index, int channel, int value)
elab 0:0e577ce96b2f 137 {
elab 0:0e577ce96b2f 138
elab 0:0e577ce96b2f 139 // AND with 0x00 shifted to the right location to clear the bits
elab 0:0e577ce96b2f 140 pbuf[index] &= ~(0xFF << (8 * channel));
elab 0:0e577ce96b2f 141
elab 0:0e577ce96b2f 142 // Set the bits with an OR
elab 0:0e577ce96b2f 143 pbuf[index] |= (value << (8 * channel));
elab 0:0e577ce96b2f 144 }
elab 0:0e577ce96b2f 145
elab 0:0e577ce96b2f 146
elab 0:0e577ce96b2f 147 // set either the I,R,G,B value of specific pixel channel
elab 0:0e577ce96b2f 148 void PixelArray::__set_pixel(int index, int value)
elab 0:0e577ce96b2f 149 {
elab 0:0e577ce96b2f 150 // AND with 0x00 shifted to the right location to clear the bits
elab 0:0e577ce96b2f 151 pbuf[index] = value;
elab 0:0e577ce96b2f 152 }
elab 0:0e577ce96b2f 153
elab 0:0e577ce96b2f 154
elab 0:0e577ce96b2f 155 // get specific pixel
elab 0:0e577ce96b2f 156 int PixelArray::__get_pixel(int index)
elab 0:0e577ce96b2f 157 {
elab 0:0e577ce96b2f 158 if ((index >= 0) && (index < pbufsize)) {
elab 0:0e577ce96b2f 159 return pbuf[index];
elab 0:0e577ce96b2f 160 } else {
elab 0:0e577ce96b2f 161 return 0;
elab 0:0e577ce96b2f 162 }
elab 0:0e577ce96b2f 163 }
elab 0:0e577ce96b2f 164
elab 0:0e577ce96b2f 165
elab 0:0e577ce96b2f 166 // get specific pixel
elab 0:0e577ce96b2f 167 int PixelArray::__get_pixel_component(int index, int channel)
elab 0:0e577ce96b2f 168 {
elab 0:0e577ce96b2f 169 // AND with 0xFF shifted to the right location to get the bits
elab 0:0e577ce96b2f 170 return ( (__get_pixel(index) & (0xFF << (8 * channel))) >> (8*channel) );
elab 0:0e577ce96b2f 171 }
elab 0:0e577ce96b2f 172
elab 0:0e577ce96b2f 173