desacoplado keys

1 files changed, 15 insertions, 0 deletions

diff --git a/sdl3_main.c b/sdl3_main.c
index 709a37c..701dfe4 100644
--- a/sdl3_main.c
+++ b/sdl3_main.c
@@ -17,6 +17,7 @@ static Uint64 old_ticks, new_ticks;
 static float camera_x, camera_y;
 
 bool shot;
+bool moveup, movedown, moveleft, moveright;
 int shotx, shoty;
 
 int
@@ -159,6 +160,20 @@ process_events()
 				shotx = event.button.x + camera_x;
 				shoty = event.button.y + camera_y;
 				break;
+
+			case SDL_EVENT_KEY_UP:
+			case SDL_EVENT_KEY_DOWN:
+				#define DEFINE_KEY(X, VAR) \
+					if(event.key.scancode == X) VAR = event.type == SDL_EVENT_KEY_DOWN
+
+				DEFINE_KEY(SDL_SCANCODE_W, moveup);
+				DEFINE_KEY(SDL_SCANCODE_A, moveleft);
+				DEFINE_KEY(SDL_SCANCODE_S, movedown);
+				DEFINE_KEY(SDL_SCANCODE_D, moveright);
+
+				#undef DEFINE_KEY
+
+				break;
 		}
 	}
 }