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Dependencies:   mbed

CrossHairs/CrossHairs.cpp@1:3916f272663e, 2019-04-21 (annotated)

Committer:
adat80
Date:
Sun Apr 21 19:02:21 2019 +0000
Revision:
1:3916f272663e
Child:
5:8bd09c675f28
Program with working spawning of enemies and killing of enemies;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
adat80 1:3916f272663e 1 #include "CrossHairs.h"
adat80 1:3916f272663e 2
adat80 1:3916f272663e 3
adat80 1:3916f272663e 4 int crossHairsSprite[7][7] = {
adat80 1:3916f272663e 5 { 0,0,1,1,1,0,0 },
adat80 1:3916f272663e 6 { 0,1,0,0,0,1,0 },
adat80 1:3916f272663e 7 { 1,0,0,1,0,0,1 },
adat80 1:3916f272663e 8 { 1,0,1,1,1,0,1 },
adat80 1:3916f272663e 9 { 1,0,0,1,0,0,1 },
adat80 1:3916f272663e 10 { 0,1,0,0,0,1,0 },
adat80 1:3916f272663e 11 { 0,0,1,1,1,0,0 },
adat80 1:3916f272663e 12 };
adat80 1:3916f272663e 13
adat80 1:3916f272663e 14 CrossHairs::CrossHairs()
adat80 1:3916f272663e 15 {
adat80 1:3916f272663e 16
adat80 1:3916f272663e 17 }
adat80 1:3916f272663e 18
adat80 1:3916f272663e 19 CrossHairs::~CrossHairs()
adat80 1:3916f272663e 20 {
adat80 1:3916f272663e 21
adat80 1:3916f272663e 22 }
adat80 1:3916f272663e 23
adat80 1:3916f272663e 24 void CrossHairs::init(int speed)
adat80 1:3916f272663e 25 {
adat80 1:3916f272663e 26
adat80 1:3916f272663e 27 _x = WIDTH/2 - (7/2);
adat80 1:3916f272663e 28 _y = HEIGHT/2 - (7/2);
adat80 1:3916f272663e 29 _speed = speed;
adat80 1:3916f272663e 30
adat80 1:3916f272663e 31
adat80 1:3916f272663e 32
adat80 1:3916f272663e 33 }
adat80 1:3916f272663e 34
adat80 1:3916f272663e 35 void CrossHairs::draw(N5110 &lcd)
adat80 1:3916f272663e 36 {
adat80 1:3916f272663e 37 // x origin, y origin, rows, cols, sprite
adat80 1:3916f272663e 38 lcd.drawSprite(_x,_y,7,7,(int *)crossHairsSprite);
adat80 1:3916f272663e 39
adat80 1:3916f272663e 40 }
adat80 1:3916f272663e 41
adat80 1:3916f272663e 42 void CrossHairs::update(float angle,float mag, int fps)
adat80 1:3916f272663e 43 {
adat80 1:3916f272663e 44 //Correcting JoyStick to match screen angles
adat80 1:3916f272663e 45 angle = angle - 90.0f;
adat80 1:3916f272663e 46
adat80 1:3916f272663e 47 //Conversion To Radians
adat80 1:3916f272663e 48 double angleRads = (angle/360.0f)*2.0f*3.14f;
adat80 1:3916f272663e 49
adat80 1:3916f272663e 50
adat80 1:3916f272663e 51
adat80 1:3916f272663e 52 _x+= _speed*mag*cos(angleRads);
adat80 1:3916f272663e 53 _y += _speed*mag*sin(angleRads);
adat80 1:3916f272663e 54
adat80 1:3916f272663e 55 //check if cross hairs are outside screen
adat80 1:3916f272663e 56 int halfCrossHairs = 3;
adat80 1:3916f272663e 57 if (_x < -halfCrossHairs) {
adat80 1:3916f272663e 58 _x = -halfCrossHairs;
adat80 1:3916f272663e 59 } else if (_x > 84-halfCrossHairs) {
adat80 1:3916f272663e 60 _x = 84-halfCrossHairs;
adat80 1:3916f272663e 61 }
adat80 1:3916f272663e 62 if (_y < -halfCrossHairs) {
adat80 1:3916f272663e 63 _y = -halfCrossHairs;
adat80 1:3916f272663e 64 } else if (_y > 48-halfCrossHairs) {
adat80 1:3916f272663e 65 _y = 48-halfCrossHairs;
adat80 1:3916f272663e 66 }
adat80 1:3916f272663e 67
adat80 1:3916f272663e 68
adat80 1:3916f272663e 69 //_x = WIDTH/2 + 10.0*mag*cos(angleRads);
adat80 1:3916f272663e 70 //_y = HEIGHT/2 + 10.0*mag*sin(angleRads);
adat80 1:3916f272663e 71 }
adat80 1:3916f272663e 72
adat80 1:3916f272663e 73
adat80 1:3916f272663e 74
adat80 1:3916f272663e 75 Vector2D CrossHairs::get_pos()
adat80 1:3916f272663e 76 {
adat80 1:3916f272663e 77 Vector2D p = {_x,_y};
adat80 1:3916f272663e 78 return p;
adat80 1:3916f272663e 79 }
adat80 1:3916f272663e 80
adat80 1:3916f272663e 81 void CrossHairs::set_pos(Vector2D p)
adat80 1:3916f272663e 82 {
adat80 1:3916f272663e 83 _x = p.x;
adat80 1:3916f272663e 84 _y = p.y;
adat80 1:3916f272663e 85 }