RGB Pixel Array with rendering features. Designed to be used with WS2812 library

Dependents:   ChrisRGB-Ring ChrisRGB-Ring WS2812_Example WS2812_Example_fade ... more

Committer:
chris
Date:
Sat Aug 02 21:45:04 2014 +0000
Revision:
0:bdce2379bd67
Child:
1:41b9f8ec0b6a
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UserRevisionLine numberNew contents of line
chris 0:bdce2379bd67 1 #include "PixelArray.h"
chris 0:bdce2379bd67 2
chris 0:bdce2379bd67 3 PixelArray::PixelArray(int size)
chris 0:bdce2379bd67 4 {
chris 0:bdce2379bd67 5 __bufsize = size;
chris 0:bdce2379bd67 6 }
chris 0:bdce2379bd67 7
chris 0:bdce2379bd67 8
chris 0:bdce2379bd67 9
chris 0:bdce2379bd67 10 PixelArray::~PixelArray()
chris 0:bdce2379bd67 11 {
chris 0:bdce2379bd67 12 }
chris 0:bdce2379bd67 13
chris 0:bdce2379bd67 14
chris 0:bdce2379bd67 15 // 0 = blue, 1 = red, 2 = green, 3 = brightness
chris 0:bdce2379bd67 16
chris 0:bdce2379bd67 17
chris 0:bdce2379bd67 18
chris 0:bdce2379bd67 19 void PixelArray::clear()
chris 0:bdce2379bd67 20 {
chris 0:bdce2379bd67 21 }
chris 0:bdce2379bd67 22
chris 0:bdce2379bd67 23
chris 0:bdce2379bd67 24 void PixelArray::SetAll(unsigned int value)
chris 0:bdce2379bd67 25 {
chris 0:bdce2379bd67 26 // for each pixel
chris 0:bdce2379bd67 27 for (int i=0 ; i < __bufsize; i++) {
chris 0:bdce2379bd67 28 __set_pixel(i,value);
chris 0:bdce2379bd67 29 }
chris 0:bdce2379bd67 30 }
chris 0:bdce2379bd67 31
chris 0:bdce2379bd67 32
chris 0:bdce2379bd67 33 void PixelArray::SetAllI(unsigned char value)
chris 0:bdce2379bd67 34 {
chris 0:bdce2379bd67 35 // for each pixel
chris 0:bdce2379bd67 36 for (int i=0 ; i < __bufsize; i++) {
chris 0:bdce2379bd67 37 __set_pixel_component(i,3,value);
chris 0:bdce2379bd67 38 }
chris 0:bdce2379bd67 39 }
chris 0:bdce2379bd67 40
chris 0:bdce2379bd67 41
chris 0:bdce2379bd67 42
chris 0:bdce2379bd67 43 void PixelArray::SetAllR(unsigned char value)
chris 0:bdce2379bd67 44 {
chris 0:bdce2379bd67 45 // for each pixel
chris 0:bdce2379bd67 46 for (int i=0 ; i < __bufsize; i++) {
chris 0:bdce2379bd67 47 __set_pixel_component(i,2,value);
chris 0:bdce2379bd67 48 }
chris 0:bdce2379bd67 49 }
chris 0:bdce2379bd67 50
chris 0:bdce2379bd67 51 void PixelArray::SetAllG(unsigned char value)
chris 0:bdce2379bd67 52 {
chris 0:bdce2379bd67 53 // for each pixel
chris 0:bdce2379bd67 54 for (int i=0 ; i < __bufsize; i++) {
chris 0:bdce2379bd67 55 __set_pixel_component(i,1,value);
chris 0:bdce2379bd67 56 }
chris 0:bdce2379bd67 57 }
chris 0:bdce2379bd67 58
chris 0:bdce2379bd67 59 void PixelArray::SetAllB(unsigned char value)
chris 0:bdce2379bd67 60 {
chris 0:bdce2379bd67 61 // for each pixel
chris 0:bdce2379bd67 62 for (int i=0 ; i < __bufsize; i++) {
chris 0:bdce2379bd67 63 __set_pixel_component(i,0,value);
chris 0:bdce2379bd67 64 }
chris 0:bdce2379bd67 65 }
chris 0:bdce2379bd67 66
chris 0:bdce2379bd67 67
chris 0:bdce2379bd67 68
chris 0:bdce2379bd67 69
chris 0:bdce2379bd67 70
chris 0:bdce2379bd67 71 void PixelArray::Set(int i, unsigned int value)
chris 0:bdce2379bd67 72 {
chris 0:bdce2379bd67 73 if ((i >= 0) && (i < __bufsize)) {
chris 0:bdce2379bd67 74 __set_pixel(i,value);
chris 0:bdce2379bd67 75 }
chris 0:bdce2379bd67 76 }
chris 0:bdce2379bd67 77
chris 0:bdce2379bd67 78
chris 0:bdce2379bd67 79
chris 0:bdce2379bd67 80 void PixelArray::SetI(int i, unsigned char value)
chris 0:bdce2379bd67 81 {
chris 0:bdce2379bd67 82 if ((i >= 0) && (i < __bufsize)) {
chris 0:bdce2379bd67 83 __set_pixel_component(i,3,value);
chris 0:bdce2379bd67 84 }
chris 0:bdce2379bd67 85 }
chris 0:bdce2379bd67 86
chris 0:bdce2379bd67 87
chris 0:bdce2379bd67 88 void PixelArray::SetR(int i, unsigned char value)
chris 0:bdce2379bd67 89 {
chris 0:bdce2379bd67 90 if ((i >= 0) && (i < __bufsize)) {
chris 0:bdce2379bd67 91 __set_pixel_component(i,2,value);
chris 0:bdce2379bd67 92 }
chris 0:bdce2379bd67 93 }
chris 0:bdce2379bd67 94
chris 0:bdce2379bd67 95 void PixelArray::SetG(int i, unsigned char value)
chris 0:bdce2379bd67 96 {
chris 0:bdce2379bd67 97 if ((i >= 0) && (i < __bufsize)) {
chris 0:bdce2379bd67 98 __set_pixel_component(i,1,value);
chris 0:bdce2379bd67 99 }
chris 0:bdce2379bd67 100 }
chris 0:bdce2379bd67 101
chris 0:bdce2379bd67 102 void PixelArray::SetB(int i, unsigned char value)
chris 0:bdce2379bd67 103 {
chris 0:bdce2379bd67 104 if ((i >= 0) && (i < __bufsize)) {
chris 0:bdce2379bd67 105 __set_pixel_component(i,0,value);
chris 0:bdce2379bd67 106 }
chris 0:bdce2379bd67 107 }
chris 0:bdce2379bd67 108
chris 0:bdce2379bd67 109
chris 0:bdce2379bd67 110
chris 0:bdce2379bd67 111
chris 0:bdce2379bd67 112
chris 0:bdce2379bd67 113
chris 0:bdce2379bd67 114
chris 0:bdce2379bd67 115
chris 0:bdce2379bd67 116
chris 0:bdce2379bd67 117 int* PixelArray::getBuf()
chris 0:bdce2379bd67 118 {
chris 0:bdce2379bd67 119 return (__pbuf);
chris 0:bdce2379bd67 120 }
chris 0:bdce2379bd67 121
chris 0:bdce2379bd67 122
chris 0:bdce2379bd67 123
chris 0:bdce2379bd67 124
chris 0:bdce2379bd67 125
chris 0:bdce2379bd67 126 // set either the I,R,G,B value of specific pixel channel
chris 0:bdce2379bd67 127 void PixelArray::__set_pixel_component(int index, int channel, int value)
chris 0:bdce2379bd67 128 {
chris 0:bdce2379bd67 129
chris 0:bdce2379bd67 130 // AND with 0x00 shifted to the right location to clear the bits
chris 0:bdce2379bd67 131 __pbuf[index] &= ~(0xFF << (8 * channel));
chris 0:bdce2379bd67 132
chris 0:bdce2379bd67 133 // Set the bits with an OR
chris 0:bdce2379bd67 134 __pbuf[index] |= (value << (8 * channel));
chris 0:bdce2379bd67 135 }
chris 0:bdce2379bd67 136
chris 0:bdce2379bd67 137
chris 0:bdce2379bd67 138 // set either the I,R,G,B value of specific pixel channel
chris 0:bdce2379bd67 139 void PixelArray::__set_pixel(int index, int value)
chris 0:bdce2379bd67 140 {
chris 0:bdce2379bd67 141 // AND with 0x00 shifted to the right location to clear the bits
chris 0:bdce2379bd67 142 __pbuf[index] = value;
chris 0:bdce2379bd67 143 }
chris 0:bdce2379bd67 144
chris 0:bdce2379bd67 145
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chris 0:bdce2379bd67 148