Walk velocity

1 files changed, 14 insertions, 8 deletions

diff --git a/main.c b/main.c
index ebae9da..d08090f 100644
--- a/main.c
+++ b/main.c
@@ -5,6 +5,7 @@
 
 #define WINDOW_W 1280
 #define WINDOW_H 720
+#define WALK_VEL 20
 
 static inline double GetCurrentTimestamp() {
 	return (double) SDL_GetTicks64() / 1000.0;
@@ -99,24 +100,29 @@ void GameMain(SDL_Renderer *context) {
 
 		const Uint8 *keys = SDL_GetKeyboardState(0);
 		if (keys[SDL_SCANCODE_D]) {
-			player_x += 10 * dt;
+			player_x += WALK_VEL * dt;
 		}
 		if (keys[SDL_SCANCODE_A]) {
-			player_x -= 10 * dt;
+			player_x -= WALK_VEL * dt;
 		}
 
 		if (player_x < 0) {
-			player_x += 10 * dt;
+			player_x += WALK_VEL * dt;
 		} else if (player_x >= WINDOW_W) {
-			player_x -= 10 * dt;
+			player_x -= WALK_VEL * dt;
+		}
+		if (player_y >= WINDOW_H) {
+			player_y  = WINDOW_H - 1;
+			player_vy = 0;
 		}
 		if (mask[(int)player_x + (int)player_y * WINDOW_W] == 0.0 &&
-				player_y >= 0 && player_y < WINDOW_H) {
+				player_y >= 0) {
 			player_y += player_vy * dt;
 			player_vy += player_ay * dt;
-		} else {
-			player_y += 10 * dt;
-			player_vy = 0;
+			while (mask[(int)player_x + (int)player_y * WINDOW_W] != 0.0) {
+				player_y += 1;
+				player_vy = 0;
+			}
 		}
 
 		void *pixels;