diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/game.c | 14 |
1 files changed, 11 insertions, 3 deletions
@@ -48,7 +48,8 @@ #define GAME_NUM_BABIES 10 #define GAME_VIRUS_SPEED .01f -#define GAME_ADULT_SPEED .04f +#define GAME_ADULT_SPEED .05f +#define GAME_ADULT_ACCEL .25f #define GAME_MASK_SPEED .02f #define GAME_ENTITIES_DELAY_MS 20 @@ -1051,6 +1052,7 @@ static void game_update(play_t *play, void *context) if (play_ticks_elapsed(play, GAME_KBD_TIMER, GAME_KBD_DELAY_MS)) { const Uint8 *key_state = SDL_GetKeyboardState(NULL); v2f_t dir = {}, *move = NULL; + static float velocity; /* TODO: acceleration curve for movement? it'd enable more precise * negotiating of obstacles, but that's not really worthwhile until there's @@ -1084,14 +1086,20 @@ static void game_update(play_t *play, void *context) if (move) { float distance; + if (velocity < 1.f) + velocity += GAME_ADULT_ACCEL; + if (velocity > 1.f) + velocity = 1.f; + distance = v2f_length(move); if (distance) { *move = v2f_normalize(move); - *move = v2f_mult_scalar(move, distance < GAME_ADULT_SPEED ? distance : GAME_ADULT_SPEED); + *move = v2f_mult_scalar(move, velocity * (distance < GAME_ADULT_SPEED ? distance : GAME_ADULT_SPEED)); } game_move_adult(game, move); - } + } else + velocity = 0; } if (play_ticks_elapsed(play, GAME_TV_TIMER, GAME_TV_DELAY_MS)) { |