Steven Mahasin / Mbed 2 deprecated DreamDungeon

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   mbed MotionSensor

Entity/Headless/Headless.cpp@21:be18f33da757, 2019-04-25 (annotated)

Committer:
el17sm
Date:
Thu Apr 25 05:27:43 2019 +0000
Revision:
21:be18f33da757
Parent:
16:ddb203a74dfc
Child:
23:5a8f75e93508
Snake half done no clear screen error

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el17sm 10:1a3499f6b583 1 #include "Headless.h"
el17sm 10:1a3499f6b583 2 #include "math.h"
el17sm 10:1a3499f6b583 3 #include <complex>
el17sm 10:1a3499f6b583 4
el17sm 21:be18f33da757 5 Headless::Headless(float pos_x, float pos_y)
el17sm 21:be18f33da757 6 {
el17sm 12:a1c1991835ca 7 moving = true;
el17sm 10:1a3499f6b583 8 face = 0;
el17sm 16:ddb203a74dfc 9 hp = 4;
el17sm 10:1a3499f6b583 10 hitbox.width = 6;
el17sm 10:1a3499f6b583 11 hitbox.height = 5;
el17sm 10:1a3499f6b583 12 position.x = pos_x;
el17sm 10:1a3499f6b583 13 position.y = pos_y;
el17sm 10:1a3499f6b583 14 sprite_size.width = 6;
el17sm 10:1a3499f6b583 15 sprite_size.height = 9;
el17sm 10:1a3499f6b583 16 sprite_size.offset_x = 0;
el17sm 10:1a3499f6b583 17 sprite_size.offset_y = 4;
el17sm 12:a1c1991835ca 18 frame.count = 0;
el17sm 12:a1c1991835ca 19 frame.number = 0;
el17sm 12:a1c1991835ca 20 frame.max = 4;
el17sm 16:ddb203a74dfc 21 velocity = 0.5;
el17sm 10:1a3499f6b583 22 }
el17sm 10:1a3499f6b583 23
el17sm 21:be18f33da757 24 void Headless::move(float player_x, float player_y)
el17sm 21:be18f33da757 25 {
el17sm 10:1a3499f6b583 26 std::complex<double> pos_diff(player_x - position.x, player_y - position.y); // defining difference in position as a vector
el17sm 16:ddb203a74dfc 27 position.x += velocity * pos_diff.real() / std::abs(pos_diff);
el17sm 16:ddb203a74dfc 28 position.y += velocity * pos_diff.imag() / std::abs(pos_diff);
el17sm 12:a1c1991835ca 29
el17sm 21:be18f33da757 30 if (pos_diff.imag() / std::abs(pos_diff) < 0 && abs(pos_diff.imag() / std::abs(pos_diff)) > abs(pos_diff.real() / std::abs(pos_diff))) {
el17sm 12:a1c1991835ca 31 face = 2;
el17sm 21:be18f33da757 32 } else if (pos_diff.imag() / std::abs(pos_diff) > 0 && abs(pos_diff.imag() / std::abs(pos_diff)) > abs(pos_diff.real() / std::abs(pos_diff))) {
el17sm 12:a1c1991835ca 33 face = 0;
el17sm 21:be18f33da757 34 } else if (pos_diff.real() / std::abs(pos_diff) > 0 && abs(pos_diff.real() / std::abs(pos_diff)) > abs(pos_diff.imag() / std::abs(pos_diff))) {
el17sm 12:a1c1991835ca 35 face = 1;
el17sm 21:be18f33da757 36 } else if (pos_diff.real() / std::abs(pos_diff) < 0 && abs(pos_diff.real() / std::abs(pos_diff)) > abs(pos_diff.imag() / std::abs(pos_diff))) {
el17sm 12:a1c1991835ca 37 face = 3;
el17sm 10:1a3499f6b583 38 }
el17sm 21:be18f33da757 39
el17sm 16:ddb203a74dfc 40 undo_move_x(matrix_collision_test(position.x, prev_pos.y, 0));
el17sm 16:ddb203a74dfc 41 undo_move_y(matrix_collision_test(prev_pos.x, position.y, 0));
el17sm 21:be18f33da757 42
el17sm 21:be18f33da757 43 if (frame.number < frame.max) {
el17sm 12:a1c1991835ca 44 frame.count++;
el17sm 21:be18f33da757 45 } else {
el17sm 12:a1c1991835ca 46 frame.count = 0;
el17sm 12:a1c1991835ca 47 }
el17sm 12:a1c1991835ca 48 frame.number = (frame.count/5) % frame.max;
el17sm 12:a1c1991835ca 49 }
el17sm 12:a1c1991835ca 50
el17sm 21:be18f33da757 51 int * Headless::get_frame()
el17sm 21:be18f33da757 52 {
el17sm 12:a1c1991835ca 53 return (int *) sprite_headless[face][frame.number];
el17sm 10:1a3499f6b583 54 }