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Dependencies:   mbed

Map/Map.cpp@11:ab578a151f67, 2020-04-23 (annotated)

Committer:
evanso
Date:
Thu Apr 23 18:17:28 2020 +0000
Revision:
11:ab578a151f67
Parent:
9:1ddb8dc93e48
Child:
13:12276eed13ac
Added test files and ran a spaceship unit test, which it passed! Also cleaned up code and comments.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
evanso 6:12e8433382b3 1 #include "Map.h"
evanso 11:ab578a151f67 2
evanso 9:1ddb8dc93e48 3 #define MAP_TERRAIN_Y_POSITION 42
evanso 11:ab578a151f67 4 #define MAP_TERRAIN_X_POSITION -84
evanso 11:ab578a151f67 5 #define MAP_TERRAIN_X_LENGTH 0
evanso 11:ab578a151f67 6
evanso 6:12e8433382b3 7 Map::Map() {
evanso 6:12e8433382b3 8
evanso 6:12e8433382b3 9 }
evanso 6:12e8433382b3 10
evanso 6:12e8433382b3 11 Map::~Map() {
evanso 6:12e8433382b3 12
evanso 6:12e8433382b3 13 }
evanso 6:12e8433382b3 14
evanso 8:dd1037c5435b 15 void Map::init(AnalogIn &adc) {
evanso 11:ab578a151f67 16 map_length_ = MAP_TERRAIN_X_LENGTH;
evanso 11:ab578a151f67 17 position_x_map_ = MAP_TERRAIN_X_POSITION;
evanso 9:1ddb8dc93e48 18 position_y_map_ = MAP_TERRAIN_Y_POSITION;
evanso 11:ab578a151f67 19
evanso 11:ab578a151f67 20 // Initialises random arrays to make random map
evanso 11:ab578a151f67 21 get_random_arrays(adc);
evanso 6:12e8433382b3 22 }
evanso 7:0af4ced868f5 23
evanso 11:ab578a151f67 24 void Map::get_random_arrays(AnalogIn &adc){
evanso 7:0af4ced868f5 25 srand(adc.read()*64000);
evanso 9:1ddb8dc93e48 26 for(int i = 0; i < 11; i++){
evanso 9:1ddb8dc93e48 27 rand_heights_[i]= rand() % 8 + 5;
evanso 11:ab578a151f67 28 rand_lengths_[i]= rand() % 16 + 15;
evanso 7:0af4ced868f5 29 }
evanso 9:1ddb8dc93e48 30 //printf loop to check correct random numbers are generated
evanso 11:ab578a151f67 31 //for (int i = 0; i < 11; i++){
evanso 9:1ddb8dc93e48 32 //usb.printf("map height random array = %d\n", rand_heights_[i]);
evanso 7:0af4ced868f5 33 //}
evanso 7:0af4ced868f5 34 }
evanso 7:0af4ced868f5 35
evanso 9:1ddb8dc93e48 36 void Map::draw_triangle(N5110 &lcd,int triangle_height){
evanso 7:0af4ced868f5 37 // draws triangle by drawing two lines with one line having negative gadient
evanso 9:1ddb8dc93e48 38 lcd.drawLine(position_x_map_, position_y_map_, position_x_map_ + triangle_height, position_y_map_ - triangle_height,1);
evanso 9:1ddb8dc93e48 39 lcd.drawLine(position_x_map_ + triangle_height, position_y_map_ - triangle_height,position_x_map_ + 2*triangle_height,position_y_map_,1);
evanso 11:ab578a151f67 40
evanso 11:ab578a151f67 41 // changes the position of the map next draw line starts at the end of the drawn triangle
evanso 9:1ddb8dc93e48 42 position_x_map_ = position_x_map_ + 2*triangle_height,position_y_map_;
evanso 7:0af4ced868f5 43 }
evanso 7:0af4ced868f5 44
evanso 7:0af4ced868f5 45 void Map::draw_line(N5110 &lcd,int line_length){
evanso 7:0af4ced868f5 46 lcd.drawLine(position_x_map_, position_y_map_, position_x_map_ + line_length, position_y_map_,1);
evanso 11:ab578a151f67 47
evanso 11:ab578a151f67 48 // changes the position of the map next draw triangle starts at the end of the drawn line
evanso 9:1ddb8dc93e48 49 position_x_map_ += line_length;
evanso 7:0af4ced868f5 50 }
evanso 7:0af4ced868f5 51
evanso 7:0af4ced868f5 52 void Map::draw_map(N5110 &lcd, int move_map){
evanso 8:dd1037c5435b 53 //usb.printf("position_x_map_ = %d\n", position_x_map_);
evanso 8:dd1037c5435b 54 //usb.printf("move map = %d\n", move_map);
evanso 9:1ddb8dc93e48 55
evanso 9:1ddb8dc93e48 56 reset_position_x_map_to_origonal_ = position_x_map_;
evanso 9:1ddb8dc93e48 57 int map_length_ = 0;
evanso 9:1ddb8dc93e48 58
evanso 9:1ddb8dc93e48 59 //prints main part of map
evanso 9:1ddb8dc93e48 60 for(int i = 0; i < 11; i++){
evanso 9:1ddb8dc93e48 61 draw_triangle(lcd,rand_heights_[i]);
evanso 9:1ddb8dc93e48 62 draw_line(lcd,rand_lengths_[i]);
evanso 9:1ddb8dc93e48 63 final_random_element_used_ = i;
evanso 11:ab578a151f67 64
evanso 11:ab578a151f67 65 // calculates the length of the random map produced
evanso 9:1ddb8dc93e48 66 map_length_ += rand_lengths_[i] + 2*rand_heights_[i];
evanso 11:ab578a151f67 67
evanso 11:ab578a151f67 68 // stops random maps lengths being to large only want it about 3 screen widths
evanso 11:ab578a151f67 69 if (map_length_ >252){
evanso 9:1ddb8dc93e48 70 break;
evanso 9:1ddb8dc93e48 71 }
evanso 9:1ddb8dc93e48 72 }
evanso 9:1ddb8dc93e48 73
evanso 9:1ddb8dc93e48 74 //checks is map need duplicating on forward and backwards loop and fills gap
evanso 11:ab578a151f67 75 check_duplicates_map_forward(lcd);
evanso 11:ab578a151f67 76 check_duplicates_map_backwards(lcd);
evanso 9:1ddb8dc93e48 77
evanso 11:ab578a151f67 78 // Resets postion of map and moves it
evanso 9:1ddb8dc93e48 79 position_x_map_ = reset_position_x_map_to_origonal_ + move_map;
evanso 9:1ddb8dc93e48 80
evanso 11:ab578a151f67 81 // Moves map to different persition so make it look like its looping
evanso 9:1ddb8dc93e48 82 if(position_x_map_+ map_length_ < 0){
evanso 9:1ddb8dc93e48 83 position_x_map_ = 0;
evanso 11:ab578a151f67 84 } else if(position_x_map_ > 84){
evanso 9:1ddb8dc93e48 85 position_x_map_ = 84 - map_length_;
evanso 9:1ddb8dc93e48 86 }
evanso 9:1ddb8dc93e48 87 }
evanso 9:1ddb8dc93e48 88
evanso 11:ab578a151f67 89 void Map::check_duplicates_map_forward(N5110 &lcd){
evanso 9:1ddb8dc93e48 90 // Prints 1st part of map to fill gap wear map isn't present just befor its about to loop round it's self
evanso 9:1ddb8dc93e48 91 if(reset_position_x_map_to_origonal_ + map_length_ <84 ){
evanso 9:1ddb8dc93e48 92 for(int i = 0; i < 4; i++){
evanso 9:1ddb8dc93e48 93 draw_triangle(lcd,rand_heights_[i]);
evanso 9:1ddb8dc93e48 94 draw_line(lcd,rand_lengths_[i]);
evanso 9:1ddb8dc93e48 95 }
evanso 9:1ddb8dc93e48 96 }
evanso 9:1ddb8dc93e48 97
evanso 9:1ddb8dc93e48 98 }
evanso 9:1ddb8dc93e48 99
evanso 11:ab578a151f67 100 void Map::check_duplicates_map_backwards(N5110 &lcd){
evanso 9:1ddb8dc93e48 101 // Prints last part of map to fill gap wear map isn't present just befor its about to loop round it's self
evanso 9:1ddb8dc93e48 102 if(reset_position_x_map_to_origonal_ > 0 ){
evanso 9:1ddb8dc93e48 103 int print_reverse_position = 0;
evanso 11:ab578a151f67 104
evanso 11:ab578a151f67 105 // prints the last 4 parts of map to fill gap
evanso 9:1ddb8dc93e48 106 for(int i = final_random_element_used_ ; i > final_random_element_used_ - 4; i--){
evanso 9:1ddb8dc93e48 107 position_x_map_ = reset_position_x_map_to_origonal_ - rand_lengths_[i] - print_reverse_position;
evanso 9:1ddb8dc93e48 108 draw_line(lcd,rand_lengths_[i]);
evanso 9:1ddb8dc93e48 109 print_reverse_position += rand_lengths_[i];
evanso 9:1ddb8dc93e48 110 position_x_map_ = reset_position_x_map_to_origonal_ - 2*rand_heights_[i] - print_reverse_position;
evanso 9:1ddb8dc93e48 111 draw_triangle(lcd,rand_heights_[i]);
evanso 9:1ddb8dc93e48 112 print_reverse_position += 2*rand_heights_[i];
evanso 9:1ddb8dc93e48 113 }
evanso 9:1ddb8dc93e48 114 }
evanso 7:0af4ced868f5 115 }
evanso 7:0af4ced868f5 116
evanso 7:0af4ced868f5 117 int Map::get_position_x_map(){
evanso 7:0af4ced868f5 118 return position_x_map_;
evanso 7:0af4ced868f5 119 }
evanso 7:0af4ced868f5 120
evanso 9:1ddb8dc93e48 121
evanso 9:1ddb8dc93e48 122
evanso 9:1ddb8dc93e48 123
evanso 9:1ddb8dc93e48 124