ElnuDev/septadrop
ElnuDev/septadrop
1
0
Fork 0
Code Issues Projects Releases Packages Wiki Activity

Add block rotation

Browse source
This commit is contained in:
Elnu 2022-03-05 12:14:43 -08:00
parent f09b6c51e2
commit d67b06d006
1 changed files with 16 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
src/Main.cpp
View file

@ -4,6 +4,7 @@
#include <SFML/Graphics/RectangleShape.hpp>
#include <SFML/System/Vector2.hpp>
#include <SFML/Window/Keyboard.hpp>
#include <iostream>
#define WINDOW_WIDTH 400
#define WINDOW_HEIGHT 400
@ -107,16 +108,27 @@ class Block {
}
int rotated_x = x;
int rotated_y = y;
int center_x = type->grid[0].size() / 2;
int center_y = type->grid.size() / 2;
int offset_x = x - center_x;
int offset_y = y - center_y;
switch (rotation_state) {
case 0:
rotated_x = x;
rotated_y = y;
break;
case 1:
rotated_x *= -1;
rotated_x = center_x + offset_y;
rotated_y = center_y - offset_x;
break;
case 2:
rotated_x *= -1;
rotated_y *= -1;
rotated_x = center_x - offset_x;
rotated_y = center_y - offset_y;
break;
case 3:
rotated_y *= -1;
rotated_x = center_x - offset_y;
rotated_y = center_y + offset_x;
break;
default:
rotation_state %= 4;
}