diff options
Diffstat (limited to 'src/game.cpp')
-rw-r--r-- | src/game.cpp | 63 |
1 files changed, 29 insertions, 34 deletions
diff --git a/src/game.cpp b/src/game.cpp index 357092ae..60b13a06 100644 --- a/src/game.cpp +++ b/src/game.cpp @@ -147,7 +147,15 @@ EffectManager *effectManager = NULL; ChatTab *localChatTab = NULL; -const int MAX_TIME = 10000; +/** + * Tells the max tick value, + * setting it back to zero (and start again). + */ +const int MAX_TICK_VALUE = 10000; +/** + * Set the milliseconds value of a tick time. + */ +const int MILLISECONDS_IN_A_TICK = 10; /** * Listener used for exiting handling. @@ -167,16 +175,19 @@ namespace { /** * Advances game logic counter. + * Called every 10 milliseconds by SDL_AddTimer() + * @see MILLISECONDS_IN_A_TICK value */ Uint32 nextTick(Uint32 interval, void *param) { tick_time++; - if (tick_time == MAX_TIME) tick_time = 0; + if (tick_time == MAX_TICK_VALUE) tick_time = 0; return interval; } /** * Updates fps. + * Called every seconds by SDL_AddTimer() */ Uint32 nextSecond(Uint32 interval, void *param) { @@ -186,12 +197,17 @@ Uint32 nextSecond(Uint32 interval, void *param) return interval; } +/** + * @return the elapsed time in milliseconds + * between two tick values. + */ int get_elapsed_time(int start_time) { if (start_time <= tick_time) - return (tick_time - start_time) * 10; + return (tick_time - start_time) * MILLISECONDS_IN_A_TICK; else - return (tick_time + (MAX_TIME - start_time)) * 10; + return (tick_time + (MAX_TICK_VALUE - start_time)) + * MILLISECONDS_IN_A_TICK; } /** @@ -302,7 +318,7 @@ Game::Game(): // Initialize logic and seconds counters tick_time = 0; - mLogicCounterId = SDL_AddTimer(10, nextTick, NULL); + mLogicCounterId = SDL_AddTimer(MILLISECONDS_IN_A_TICK, nextTick, NULL); mSecondsCounterId = SDL_AddTimer(1000, nextSecond, NULL); // Initialize frame limiting @@ -421,7 +437,7 @@ void Game::optionChanged(const std::string &name) mMinFrameTime = fpsLimit ? 1000 / fpsLimit : 0; // Reset draw time to current time - mDrawTime = tick_time * 10; + mDrawTime = tick_time * MILLISECONDS_IN_A_TICK; } void Game::logic() @@ -429,7 +445,7 @@ void Game::logic() // mDrawTime has a higher granularity than gameTime in order to be able to // work with minimum frame durations in milliseconds. int gameTime = tick_time; - mDrawTime = tick_time * 10; + mDrawTime = tick_time * MILLISECONDS_IN_A_TICK; while (!done) { @@ -461,18 +477,18 @@ void Game::logic() mDrawTime += mMinFrameTime; // Make sure to wrap mDrawTime, since tick_time will wrap. - if (mDrawTime > MAX_TIME * 10) - mDrawTime -= MAX_TIME * 10; + if (mDrawTime > MAX_TICK_VALUE * MILLISECONDS_IN_A_TICK) + mDrawTime -= MAX_TICK_VALUE * MILLISECONDS_IN_A_TICK; } else { - SDL_Delay(10); + SDL_Delay(MILLISECONDS_IN_A_TICK); } } else { - SDL_Delay(10); - mDrawTime = tick_time * 10; + SDL_Delay(MILLISECONDS_IN_A_TICK); + mDrawTime = tick_time * MILLISECONDS_IN_A_TICK; } // Handle network stuff @@ -959,29 +975,8 @@ void Game::handleInput() direction |= Being::RIGHT; } -#ifdef TMWSERV_SUPPORT - // First if player is pressing key for the direction he is already - // going - if (direction == player_node->getWalkingDir()) - { - player_node->setWalkingDir(direction); - } - // Else if he is pressing a key, and its different from what he has - // been pressing, stop (do not send this stop to the server) and - // start in the new direction - else if (direction && direction != player_node->getWalkingDir()) - { - player_node->stopWalking(false); - player_node->setWalkingDir(direction); - } - // Else, he is not pressing a key, stop (sending to server) - else - { - player_node->stopWalking(true); - } -#else player_node->setWalkingDir(direction); -#endif + // Attacking monsters if (keyboard.isKeyActive(keyboard.KEY_ATTACK) || (joystick && joystick->buttonPressed(0))) |