Martin Woolley / microbit-animator-starter

Starter project for Bluetooth SIG hands-on training course

Dependencies:   microbit

Animator.cpp@0:b821de9e1c1f, 2017-02-06 (annotated)

Committer:
bluetooth_mdw
Date:
Mon Feb 06 09:23:23 2017 +0000
Revision:
0:b821de9e1c1f
Button B display micro:bit name

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bluetooth_mdw 0:b821de9e1c1f 1 /*
bluetooth_mdw 0:b821de9e1c1f 2 The MIT License (MIT)
bluetooth_mdw 0:b821de9e1c1f 3
bluetooth_mdw 0:b821de9e1c1f 4 Copyright (c) 2016 British Broadcasting Corporation.
bluetooth_mdw 0:b821de9e1c1f 5 This software is provided by Lancaster University by arrangement with the BBC.
bluetooth_mdw 0:b821de9e1c1f 6
bluetooth_mdw 0:b821de9e1c1f 7 Permission is hereby granted, free of charge, to any person obtaining a
bluetooth_mdw 0:b821de9e1c1f 8 copy of this software and associated documentation files (the "Software"),
bluetooth_mdw 0:b821de9e1c1f 9 to deal in the Software without restriction, including without limitation
bluetooth_mdw 0:b821de9e1c1f 10 the rights to use, copy, modify, merge, publish, distribute, sublicense,
bluetooth_mdw 0:b821de9e1c1f 11 and/or sell copies of the Software, and to permit persons to whom the
bluetooth_mdw 0:b821de9e1c1f 12 Software is furnished to do so, subject to the following conditions:
bluetooth_mdw 0:b821de9e1c1f 13
bluetooth_mdw 0:b821de9e1c1f 14 The above copyright notice and this permission notice shall be included in
bluetooth_mdw 0:b821de9e1c1f 15 all copies or substantial portions of the Software.
bluetooth_mdw 0:b821de9e1c1f 16
bluetooth_mdw 0:b821de9e1c1f 17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
bluetooth_mdw 0:b821de9e1c1f 18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
bluetooth_mdw 0:b821de9e1c1f 19 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO Animation SHALL
bluetooth_mdw 0:b821de9e1c1f 20 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
bluetooth_mdw 0:b821de9e1c1f 21 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
bluetooth_mdw 0:b821de9e1c1f 22 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
bluetooth_mdw 0:b821de9e1c1f 23 DEALINGS IN THE SOFTWARE.
bluetooth_mdw 0:b821de9e1c1f 24 */
bluetooth_mdw 0:b821de9e1c1f 25
bluetooth_mdw 0:b821de9e1c1f 26 #include "Animator.h"
bluetooth_mdw 0:b821de9e1c1f 27 #include "MicroBit.h"
bluetooth_mdw 0:b821de9e1c1f 28 #include <math.h>
bluetooth_mdw 0:b821de9e1c1f 29 #include <mbed.h>
bluetooth_mdw 0:b821de9e1c1f 30
bluetooth_mdw 0:b821de9e1c1f 31 MicroBitImage pattern(5,5);
bluetooth_mdw 0:b821de9e1c1f 32
bluetooth_mdw 0:b821de9e1c1f 33 Serial pc(USBTX, USBRX);
bluetooth_mdw 0:b821de9e1c1f 34
bluetooth_mdw 0:b821de9e1c1f 35 int inx=0;
bluetooth_mdw 0:b821de9e1c1f 36 int delta = 1;
bluetooth_mdw 0:b821de9e1c1f 37 int pixel_value=255;
bluetooth_mdw 0:b821de9e1c1f 38 int flash_state=1;
bluetooth_mdw 0:b821de9e1c1f 39 int num_rnd_pixels = 4;
bluetooth_mdw 0:b821de9e1c1f 40
bluetooth_mdw 0:b821de9e1c1f 41 int ripple_pixels[4][25] = {
bluetooth_mdw 0:b821de9e1c1f 42 {0,0,0,0,0, 0,0,0,0,0, 0,0,0,0,0, 0,0,0,0,0, 0,0,0,0,0},
bluetooth_mdw 0:b821de9e1c1f 43 {0,0,0,0,0, 0,0,0,0,0, 0,0,1,0,0, 0,0,0,0,0, 0,0,0,0,0},
bluetooth_mdw 0:b821de9e1c1f 44 {0,0,0,0,0, 0,1,1,1,0, 0,1,0,1,0, 0,1,1,1,0, 0,0,0,0,0},
bluetooth_mdw 0:b821de9e1c1f 45 {1,1,1,1,1, 1,0,0,0,1, 1,0,0,0,1, 1,0,0,0,1, 1,1,1,1,1}
bluetooth_mdw 0:b821de9e1c1f 46 };
bluetooth_mdw 0:b821de9e1c1f 47
bluetooth_mdw 0:b821de9e1c1f 48 int spiral_pixels[25] = {
bluetooth_mdw 0:b821de9e1c1f 49 12, 13, 8, 7, 6, 11, 16, 17, 18, 19, 14, 9, 4, 3, 2, 1, 0, 5, 10, 15, 20, 21, 22, 23, 24
bluetooth_mdw 0:b821de9e1c1f 50 };
bluetooth_mdw 0:b821de9e1c1f 51
bluetooth_mdw 0:b821de9e1c1f 52 Animator::Animator(MicroBitDisplay &_display) :
bluetooth_mdw 0:b821de9e1c1f 53 display(_display), sleep_time(500), playing(0), current_animation(1)
bluetooth_mdw 0:b821de9e1c1f 54 {
bluetooth_mdw 0:b821de9e1c1f 55 }
bluetooth_mdw 0:b821de9e1c1f 56
bluetooth_mdw 0:b821de9e1c1f 57 void Animator::setAnimationType(uint16_t animation)
bluetooth_mdw 0:b821de9e1c1f 58 {
bluetooth_mdw 0:b821de9e1c1f 59 pc.printf("Animator::setAnimationType %d\n",animation);
bluetooth_mdw 0:b821de9e1c1f 60 if (animation <= NUMBER_OF_ANIMATIONS) {
bluetooth_mdw 0:b821de9e1c1f 61 current_animation = animation;
bluetooth_mdw 0:b821de9e1c1f 62 pattern.clear();
bluetooth_mdw 0:b821de9e1c1f 63 display.clear();
bluetooth_mdw 0:b821de9e1c1f 64 switch (current_animation) {
bluetooth_mdw 0:b821de9e1c1f 65 case ANIMATION_TYPE_FLASH:
bluetooth_mdw 0:b821de9e1c1f 66 pc.printf("Animator::setAnimationType FLASH\n");
bluetooth_mdw 0:b821de9e1c1f 67 sleep_time = 500;
bluetooth_mdw 0:b821de9e1c1f 68 break;
bluetooth_mdw 0:b821de9e1c1f 69 case ANIMATION_TYPE_RIPPLE:
bluetooth_mdw 0:b821de9e1c1f 70 pc.printf("Animator::setAnimationType RIPPLE\n");
bluetooth_mdw 0:b821de9e1c1f 71 sleep_time = 100;
bluetooth_mdw 0:b821de9e1c1f 72 inx=0;
bluetooth_mdw 0:b821de9e1c1f 73 delta = 1;
bluetooth_mdw 0:b821de9e1c1f 74 break;
bluetooth_mdw 0:b821de9e1c1f 75 case ANIMATION_TYPE_SPIRAL:
bluetooth_mdw 0:b821de9e1c1f 76 pc.printf("Animator::setAnimationType SPIRAL\n");
bluetooth_mdw 0:b821de9e1c1f 77 sleep_time = 50;
bluetooth_mdw 0:b821de9e1c1f 78 break;
bluetooth_mdw 0:b821de9e1c1f 79 default:
bluetooth_mdw 0:b821de9e1c1f 80 pc.printf("Animator::setAnimationType default=FLASH\n");
bluetooth_mdw 0:b821de9e1c1f 81 current_animation = ANIMATION_TYPE_FLASH;
bluetooth_mdw 0:b821de9e1c1f 82 sleep_time = 500;
bluetooth_mdw 0:b821de9e1c1f 83 break; }
bluetooth_mdw 0:b821de9e1c1f 84 }
bluetooth_mdw 0:b821de9e1c1f 85 }
bluetooth_mdw 0:b821de9e1c1f 86
bluetooth_mdw 0:b821de9e1c1f 87 void Animator::start()
bluetooth_mdw 0:b821de9e1c1f 88 {
bluetooth_mdw 0:b821de9e1c1f 89 pc.printf("Animator::start\n");
bluetooth_mdw 0:b821de9e1c1f 90 playing = 1;
bluetooth_mdw 0:b821de9e1c1f 91 MicroBitEvent(ANIMATION_STATUS_EVENT,ANIMATION_STATUS_BUSY);
bluetooth_mdw 0:b821de9e1c1f 92 }
bluetooth_mdw 0:b821de9e1c1f 93
bluetooth_mdw 0:b821de9e1c1f 94 void Animator::stop()
bluetooth_mdw 0:b821de9e1c1f 95 {
bluetooth_mdw 0:b821de9e1c1f 96 pc.printf("Animator::stop\n");
bluetooth_mdw 0:b821de9e1c1f 97 playing = 0;
bluetooth_mdw 0:b821de9e1c1f 98 display.clear();
bluetooth_mdw 0:b821de9e1c1f 99 MicroBitEvent(ANIMATION_STATUS_EVENT,ANIMATION_STATUS_FREE);
bluetooth_mdw 0:b821de9e1c1f 100 }
bluetooth_mdw 0:b821de9e1c1f 101
bluetooth_mdw 0:b821de9e1c1f 102 void Animator::faster()
bluetooth_mdw 0:b821de9e1c1f 103 {
bluetooth_mdw 0:b821de9e1c1f 104 if (sleep_time > 0) {
bluetooth_mdw 0:b821de9e1c1f 105 sleep_time = sleep_time - ANIMATION_SPEED_DELTA;
bluetooth_mdw 0:b821de9e1c1f 106 }
bluetooth_mdw 0:b821de9e1c1f 107 }
bluetooth_mdw 0:b821de9e1c1f 108
bluetooth_mdw 0:b821de9e1c1f 109 void Animator::slower()
bluetooth_mdw 0:b821de9e1c1f 110 {
bluetooth_mdw 0:b821de9e1c1f 111 sleep_time = sleep_time + ANIMATION_SPEED_DELTA;
bluetooth_mdw 0:b821de9e1c1f 112 }
bluetooth_mdw 0:b821de9e1c1f 113
bluetooth_mdw 0:b821de9e1c1f 114 void Animator::ripple() {
bluetooth_mdw 0:b821de9e1c1f 115 int i=0;
bluetooth_mdw 0:b821de9e1c1f 116 for (i=0;i<25;i++) {
bluetooth_mdw 0:b821de9e1c1f 117 pattern.setPixelValue(i % 5 , floor(static_cast<double>(i / 5)), ripple_pixels[inx][i]);
bluetooth_mdw 0:b821de9e1c1f 118 }
bluetooth_mdw 0:b821de9e1c1f 119 display.image.paste(pattern);
bluetooth_mdw 0:b821de9e1c1f 120 inx = inx + delta;
bluetooth_mdw 0:b821de9e1c1f 121 if (inx == 3 || inx == 0) {
bluetooth_mdw 0:b821de9e1c1f 122 delta = delta * -1;
bluetooth_mdw 0:b821de9e1c1f 123 }
bluetooth_mdw 0:b821de9e1c1f 124 }
bluetooth_mdw 0:b821de9e1c1f 125
bluetooth_mdw 0:b821de9e1c1f 126 void Animator::flash() {
bluetooth_mdw 0:b821de9e1c1f 127 int i;
bluetooth_mdw 0:b821de9e1c1f 128 for (i=0;i<25;i++) {
bluetooth_mdw 0:b821de9e1c1f 129 pattern.setPixelValue(i % 5 , floor(static_cast<double>(i / 5)), flash_state * 255);
bluetooth_mdw 0:b821de9e1c1f 130 }
bluetooth_mdw 0:b821de9e1c1f 131 display.image.paste(pattern);
bluetooth_mdw 0:b821de9e1c1f 132 flash_state = !flash_state;
bluetooth_mdw 0:b821de9e1c1f 133 }
bluetooth_mdw 0:b821de9e1c1f 134
bluetooth_mdw 0:b821de9e1c1f 135 void Animator::spiral() {
bluetooth_mdw 0:b821de9e1c1f 136 int x = spiral_pixels[inx] % 5;
bluetooth_mdw 0:b821de9e1c1f 137 int y = floor(static_cast<double>(spiral_pixels[inx] / 5));
bluetooth_mdw 0:b821de9e1c1f 138 pattern.setPixelValue(x,y, pixel_value);
bluetooth_mdw 0:b821de9e1c1f 139 display.image.paste(pattern);
bluetooth_mdw 0:b821de9e1c1f 140 inx = inx + delta;
bluetooth_mdw 0:b821de9e1c1f 141 if (inx == 25 || inx == -1) {
bluetooth_mdw 0:b821de9e1c1f 142 delta = delta * -1;
bluetooth_mdw 0:b821de9e1c1f 143 inx = inx + delta;
bluetooth_mdw 0:b821de9e1c1f 144 if (pixel_value == 255) {
bluetooth_mdw 0:b821de9e1c1f 145 pixel_value = 0;
bluetooth_mdw 0:b821de9e1c1f 146 } else {
bluetooth_mdw 0:b821de9e1c1f 147 pixel_value = 255;
bluetooth_mdw 0:b821de9e1c1f 148 }
bluetooth_mdw 0:b821de9e1c1f 149 }
bluetooth_mdw 0:b821de9e1c1f 150 }