diff options
Diffstat (limited to 'src/grobot.c')
| -rw-r--r-- | src/grobot.c | 1449 |
1 files changed, 706 insertions, 743 deletions
diff --git a/src/grobot.c b/src/grobot.c index 22eb777..bf3c394 100644 --- a/src/grobot.c +++ b/src/grobot.c @@ -19,7 +19,6 @@ #include "grobot.h" #include "configs.h" -#include "userinterface.h" /* GNU Robots UI */ #include <stdio.h> #include <glib.h> #include <string.h> @@ -29,834 +28,798 @@ G_DEFINE_TYPE(GRobot, g_robot, G_TYPE_OBJECT) enum { - DEATH, - LAST_SIGNAL + DEATH, + LAST_SIGNAL }; enum { - ARG_0, - ARG_POS_X, - ARG_POS_Y, - ARG_DIRECTION, - ARG_SCORE, - ARG_ENERGY, - ARG_SHIELDS, - ARG_UNITS, - ARG_SHOTS, - ARG_USER_INTERFACE, - ARG_MAP + ARG_0, + ARG_POS_X, + ARG_POS_Y, + ARG_DIRECTION, + ARG_SCORE, + ARG_ENERGY, + ARG_SHIELDS, + ARG_UNITS, + ARG_SHOTS, + ARG_USER_INTERFACE, + ARG_MAP }; static gchar *things[] = { "space", "food", "prize", "wall", "baddie", - "robot" }; + "robot" +}; static gint cthings[] = { SPACE, FOOD, PRIZE, WALL, BADDIE, ROBOT }; static guint g_robot_signals[LAST_SIGNAL] = { 0 }; -static void g_robot_dispose (GObject * object); -static void g_robot_finalize (GObject * object); +static void g_robot_dispose(GObject *object); +static void g_robot_finalize(GObject *object); -static void g_robot_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec); +static void g_robot_set_property(GObject *object, guint prop_id, + const GValue *value, GParamSpec *pspec); -static void g_robot_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec); +static void g_robot_get_property(GObject *object, guint prop_id, + GValue *value, GParamSpec * pspec); static GObjectClass *parent_class = NULL; -static gint what_thing (const gchar *th); +static gint what_thing(const gchar *th); -static void -g_robot_init (GRobot* robot) +static void g_robot_init(GRobot *robot) { - /* Nothing yet, need to do priv stuff */ + /* Nothing yet, need to do priv stuff */ } -static void -g_robot_class_init (GRobotClass *klass) +static void g_robot_class_init(GRobotClass *klass) { - GObjectClass *gobject_class; - - gobject_class = (GObjectClass *) klass; - - parent_class = g_type_class_ref (G_TYPE_OBJECT); - - gobject_class->dispose = g_robot_dispose; - gobject_class->finalize = g_robot_finalize; - gobject_class->set_property = g_robot_set_property; - gobject_class->get_property = g_robot_get_property; - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_POS_X, - g_param_spec_int ("x", - "x", - "X co-ordinate of current Position of the Robot", - G_MININT, - G_MAXINT, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_POS_Y, - g_param_spec_int ("y", - "y", - "y co-ordinate of current Position of the Robot", - G_MININT, - G_MAXINT, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DIRECTION, - g_param_spec_int ("direction", - "direction", - "current Direction of the Robot", - G_MININT, - G_MAXINT, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SCORE, - g_param_spec_long ("score", - "Score", - "current Score of the Robot", - G_MINLONG, - G_MAXLONG, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_ENERGY, - g_param_spec_long ("energy", - "Energy", - "current Energy-level of the Robot", - G_MINLONG, - G_MAXLONG, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SHIELDS, - g_param_spec_long ("shields", - "Shields", - "current Shield-level of the Robot", - G_MINLONG, - G_MAXLONG, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_UNITS, - g_param_spec_long ("units", - "Units", - "Units walked by the Robot so far", - G_MINLONG, - G_MAXLONG, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SHOTS, - g_param_spec_long ("shots", - "Shots", - "Number of Shots fired by the Robot", - G_MINLONG, - G_MAXLONG, - 0, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), - ARG_USER_INTERFACE, - g_param_spec_object ("user-interface", - "UserInterface", - "Reference to the UI object", - G_TYPE_OBJECT, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_MAP, - g_param_spec_object ("map", - "Map", - "Reference to the Game Map object", - G_TYPE_OBJECT, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_robot_signals[DEATH] = - g_signal_new ("death", - G_TYPE_FROM_CLASS (klass), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (GRobotClass, death), - NULL, - NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, - NULL); + GObjectClass *gobject_class; + + gobject_class = (GObjectClass *) klass; + + parent_class = g_type_class_ref(G_TYPE_OBJECT); + + gobject_class->dispose = g_robot_dispose; + gobject_class->finalize = g_robot_finalize; + gobject_class->set_property = g_robot_set_property; + gobject_class->get_property = g_robot_get_property; + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_POS_X, + g_param_spec_int("x", + "x", + "X co-ordinate of current Position of the Robot", + G_MININT, G_MAXINT, 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_POS_Y, + g_param_spec_int("y", + "y", + "y co-ordinate of current Position of the Robot", + G_MININT, G_MAXINT, 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_DIRECTION, + g_param_spec_int("direction", + "direction", + "current Direction of the Robot", + G_MININT, G_MAXINT, 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SCORE, + g_param_spec_long("score", + "Score", + "current Score of the Robot", + G_MINLONG, G_MAXLONG, 0, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_ENERGY, + g_param_spec_long("energy", + "Energy", + "current Energy-level of the Robot", + G_MINLONG, G_MAXLONG, 0, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SHIELDS, + g_param_spec_long("shields", + "Shields", + "current Shield-level of the Robot", + G_MINLONG, G_MAXLONG, 0, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_UNITS, + g_param_spec_long("units", + "Units", + "Units walked by the Robot so far", + G_MINLONG, G_MAXLONG, 0, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SHOTS, + g_param_spec_long("shots", + "Shots", + "Number of Shots fired by the Robot", + G_MINLONG, G_MAXLONG, 0, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), + ARG_USER_INTERFACE, + g_param_spec_object("user-interface", + "UserInterface", + "Reference to the UI object", + G_TYPE_OBJECT, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_MAP, + g_param_spec_object("map", + "Map", + "Reference to the Game Map object", + G_TYPE_OBJECT, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_robot_signals[DEATH] = + g_signal_new("death", + G_TYPE_FROM_CLASS(klass), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET(GRobotClass, death), + NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL); } static void -g_robot_set_property (GObject *object, guint prop_id, const GValue *value, - GParamSpec *pspec) +g_robot_set_property(GObject *object, guint prop_id, const GValue *value, + GParamSpec *pspec) { - GRobot *robot; - GObject *obj; - - /* it's not null if we got it, but it might not be ours */ - g_return_if_fail (G_IS_ROBOT (object)); - - robot = G_ROBOT (object); - - switch (prop_id) - { - case ARG_POS_X: - robot->x = g_value_get_int (value); - break; - case ARG_POS_Y: - robot->y = g_value_get_int (value); - break; - case ARG_DIRECTION: - robot->dir = g_value_get_int (value); - break; - case ARG_SCORE: - robot->score = g_value_get_long (value); - break; - case ARG_ENERGY: - robot->energy = g_value_get_long (value); - break; - case ARG_SHIELDS: - robot->shields = g_value_get_long (value); - break; - case ARG_SHOTS: - robot->shots = g_value_get_long (value); - break; - case ARG_UNITS: - robot->units = g_value_get_long (value); - break; - case ARG_USER_INTERFACE: - if (robot->ui != NULL) - { - g_object_unref (robot->ui); - } - - obj = g_value_get_object (value); - if (obj != NULL) - { - robot->ui = g_object_ref (obj); - } - - else - { - robot->ui = NULL; - } - break; - case ARG_MAP: - if (robot->map != NULL) - { - g_object_unref (robot->map); - } - - obj = g_value_get_object (value); - if (obj != NULL) - { - robot->map = g_object_ref (obj); - } - - else - { - robot->map = NULL; - } - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } + GRobot *robot; + GObject *obj; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail(G_IS_ROBOT(object)); + + robot = G_ROBOT(object); + + switch (prop_id) + { + case ARG_POS_X: + robot->x = g_value_get_int(value); + break; + case ARG_POS_Y: + robot->y = g_value_get_int(value); + break; + case ARG_DIRECTION: + robot->dir = g_value_get_int(value); + break; + case ARG_SCORE: + robot->score = g_value_get_long(value); + break; + case ARG_ENERGY: + robot->energy = g_value_get_long(value); + break; + case ARG_SHIELDS: + robot->shields = g_value_get_long(value); + break; + case ARG_SHOTS: + robot->shots = g_value_get_long(value); + break; + case ARG_UNITS: + robot->units = g_value_get_long(value); + break; + case ARG_USER_INTERFACE: + if (robot->ui != NULL) + { + g_object_unref(robot->ui); + } + + obj = g_value_get_object(value); + if (obj != NULL) + { + robot->ui = g_object_ref(obj); + } + + else + { + robot->ui = NULL; + } + break; + case ARG_MAP: + if (robot->map != NULL) + { + g_object_unref(robot->map); + } + + obj = g_value_get_object(value); + if (obj != NULL) + { + robot->map = g_object_ref(obj); + } + + else + { + robot->map = NULL; + } + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } } static void -g_robot_get_property (GObject *object, guint prop_id, GValue *value, - GParamSpec *pspec) +g_robot_get_property(GObject *object, guint prop_id, GValue *value, + GParamSpec *pspec) { - GRobot *robot; - - /* it's not null if we got it, but it might not be ours */ - g_return_if_fail (G_IS_ROBOT (object)); - - robot = G_ROBOT (object); - - switch (prop_id) - { - case ARG_POS_X: - g_value_set_int (value, robot->x); - break; - case ARG_POS_Y: - g_value_set_int (value, robot->y); - break; - case ARG_DIRECTION: - g_value_set_int (value, robot->dir); - break; - case ARG_SCORE: - g_value_set_long (value, robot->score); - break; - case ARG_ENERGY: - g_value_set_long (value, robot->energy); - break; - case ARG_SHIELDS: - g_value_set_long (value, robot->shields); - break; - case ARG_SHOTS: - g_value_set_long (value, robot->shots); - break; - case ARG_UNITS: - g_value_set_long (value, robot->units); - break; - case ARG_USER_INTERFACE: - g_value_set_object (value, g_object_ref (G_OBJECT (robot->ui))); - break; - case ARG_MAP: - g_value_set_object (value, g_object_ref (G_OBJECT (robot->map))); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } + GRobot *robot; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail(G_IS_ROBOT(object)); + + robot = G_ROBOT(object); + + switch (prop_id) + { + case ARG_POS_X: + g_value_set_int(value, robot->x); + break; + case ARG_POS_Y: + g_value_set_int(value, robot->y); + break; + case ARG_DIRECTION: + g_value_set_int(value, robot->dir); + break; + case ARG_SCORE: + g_value_set_long(value, robot->score); + break; + case ARG_ENERGY: + g_value_set_long(value, robot->energy); + break; + case ARG_SHIELDS: + g_value_set_long(value, robot->shields); + break; + case ARG_SHOTS: + g_value_set_long(value, robot->shots); + break; + case ARG_UNITS: + g_value_set_long(value, robot->units); + break; + case ARG_USER_INTERFACE: + g_value_set_object(value, g_object_ref(G_OBJECT(robot->ui))); + break; + case ARG_MAP: + g_value_set_object(value, g_object_ref(G_OBJECT(robot->map))); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } } -GRobot * -g_robot_new (gint x, gint y, gint dir, glong score, glong energy, - glong shields, glong units, glong shots, UserInterface *ui, - Map *map) +GRobot *g_robot_new(gint x, gint y, gint dir, glong score, glong energy, + glong shields, glong units, glong shots, UIArena *ui, Map *map) { - return G_ROBOT(g_object_new (g_robot_get_type(), - "x", x, - "y", y, - "direction", dir, - "score", score, - "energy", energy, - "shields", shields, - "units", units, - "shots", shots, - "user_interface", ui, "map", map, NULL)); + return G_ROBOT(g_object_new(g_robot_get_type(), + "x", x, + "y", y, + "direction", dir, + "score", score, + "energy", energy, + "shields", shields, + "units", units, + "shots", shots, "user_interface", ui, "map", map, NULL)); } -static void -g_robot_dispose (GObject *object) +static void g_robot_dispose(GObject *object) { - GRobot *robot = G_ROBOT (object); + GRobot *robot = G_ROBOT(object); - if (robot->ui != NULL) - { - g_object_unref (G_OBJECT (robot->ui)); - } + if (robot->ui != NULL) + { + g_object_unref(G_OBJECT(robot->ui)); + } - if (robot->map != NULL) - { - g_object_unref (G_OBJECT (robot->map)); - } + if (robot->map != NULL) + { + g_object_unref(G_OBJECT(robot->map)); + } - parent_class->dispose (object); + parent_class->dispose(object); } -static void -g_robot_finalize (GObject *object) +static void g_robot_finalize(GObject *object) { - parent_class->finalize (object); + parent_class->finalize(object); } -void -g_robot_turn (GRobot *robot, gint num_turns) +void g_robot_turn(GRobot *robot, gint num_turns) { - gint i; - gint incr; + gint i; + gint incr; - /* turn left or right? */ + /* turn left or right? */ - incr = sign(num_turns); + incr = sign(num_turns); - for (i = 0; i < abs (num_turns); i++) - { - robot->dir += incr; + for (i = 0; i < abs(num_turns); i++) + { + robot->dir += incr; - if (robot->dir > 3) - { - robot->dir = 0; - } + if (robot->dir > 3) + { + robot->dir = 0; + } - else if (robot->dir < 0) - { - robot->dir = 3; - } + else if (robot->dir < 0) + { + robot->dir = 3; + } - /* animate the robot */ - user_interface_move_robot (robot->ui, robot->x, robot->y, robot->x, - robot->y, robot->dir, robot->energy, - robot->score, robot->shields); + /* animate the robot */ + gdk_threads_enter(); + ui_arena_move_robot(robot->ui, robot->x, robot->y, robot->x, + robot->y, robot->dir, robot->energy, + robot->score, robot->shields); + gdk_threads_leave(); - robot->energy -= 2; + robot->energy -= 2; - if (robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - } /* for */ + if (robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + } /* for */ } -gboolean -g_robot_move (GRobot *robot, gint steps) +gboolean g_robot_move(GRobot *robot, gint steps) { - gint x_to, y_to; - gint dx, dy; - gint i; - - g_return_val_if_fail (robot->ui != NULL && robot->map != NULL, FALSE); - - /* determine changes to x,y */ - - switch (robot->dir) - { - case NORTH: /* N */ - dx = 0; - dy = -1 * sign (steps); - break; - case EAST: /* E */ - dx = sign (steps); - dy = 0; - break; - case SOUTH: /* S */ - dx = 0; - dy = sign (steps); - break; - case WEST: /* W */ - dx = -1 * sign (steps); - dy = 0; - break; - } - - /* Move the robot */ - - for (i = 0; i < abs (steps); i++) - { - /* check for a space */ - - x_to = robot->x + dx; - y_to = robot->y + dy; - - /* no matter what, this took energy */ - - robot->energy -= 2; - if (robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - - switch (MAP_GET_OBJECT (robot->map, x_to, y_to)) - { - case SPACE: - /* move the robot there */ - MAP_SET_OBJECT (robot->map, robot->x, robot->y, SPACE); - MAP_SET_OBJECT (robot->map, x_to, y_to, ROBOT); - - user_interface_move_robot (robot->ui, robot->x, robot->y, x_to, y_to, - robot->dir, robot->energy, robot->score, - robot->shields); - - robot->x = x_to; - robot->y = y_to; - robot->units++; - - break; - - case BADDIE: - /* Damage */ - robot->shields -= 10; - if (robot->shields < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - return FALSE; - - break; - - case WALL: - /* less damage */ - robot->shields -= 2; - if (robot->shields < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - return FALSE; - - break; - - default: - /* even less damage */ - if (--robot->shields < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - return FALSE; - - break; - } - } /* for */ - - return TRUE; + gint x_to, y_to; + gint dx, dy; + gint i; + + g_return_val_if_fail(robot->ui != NULL && robot->map != NULL, FALSE); + + /* determine changes to x,y */ + + switch (robot->dir) + { + case NORTH: /* N */ + dx = 0; + dy = -1 * sign(steps); + break; + case EAST: /* E */ + dx = sign(steps); + dy = 0; + break; + case SOUTH: /* S */ + dx = 0; + dy = sign(steps); + break; + case WEST: /* W */ + dx = -1 * sign(steps); + dy = 0; + break; + } + + /* Move the robot */ + + for (i = 0; i < abs(steps); i++) + { + /* check for a space */ + + x_to = robot->x + dx; + y_to = robot->y + dy; + + /* no matter what, this took energy */ + + robot->energy -= 2; + if (robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + + switch (MAP_GET_OBJECT(robot->map, x_to, y_to)) + { + case SPACE: + /* move the robot there */ + MAP_SET_OBJECT(robot->map, robot->x, robot->y, SPACE); + MAP_SET_OBJECT(robot->map, x_to, y_to, ROBOT); + + gdk_threads_enter(); + ui_arena_move_robot(robot->ui, robot->x, robot->y, x_to, y_to, + robot->dir, robot->energy, robot->score, robot->shields); + gdk_threads_leave(); + + robot->x = x_to; + robot->y = y_to; + robot->units++; + + break; + + case BADDIE: + /* Damage */ + robot->shields -= 10; + if (robot->shields < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + return FALSE; + + break; + + case WALL: + /* less damage */ + robot->shields -= 2; + if (robot->shields < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + return FALSE; + + break; + + default: + /* even less damage */ + if (--robot->shields < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + return FALSE; + + break; + } + } /* for */ + + return TRUE; } -gboolean -g_robot_smell (GRobot *robot, gchar *str) +gboolean g_robot_smell(GRobot *robot, gchar *str) { - gint th; - gint i, j; + gint th; + gint i, j; - g_return_val_if_fail (robot->ui != NULL && robot->map != NULL, FALSE); + g_return_val_if_fail(robot->ui != NULL && robot->map != NULL, FALSE); - th = what_thing (str); + th = what_thing(str); - /* no matter what, this took energy */ + /* no matter what, this took energy */ - if (--robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } + if (--robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } - user_interface_robot_smell (robot->ui, robot->x, robot->y, robot->dir, - robot->energy, robot->score, robot->shields); + gdk_threads_enter(); + ui_arena_robot_smell(robot->ui, robot->x, robot->y, robot->dir, + robot->energy, robot->score, robot->shields); + gdk_threads_leave(); - /* Smell for the thing */ + /* Smell for the thing */ - for (i = robot->x - 1; i <= robot->x + 1; i++) - { - for (j = robot->y - 1; j <= robot->y + 1; j++) - { - if (!(i == robot->x && j == robot->y) - && MAP_GET_OBJECT (robot->map, i, j) == th) - { - /* Found it */ - return TRUE; - } - } /* for */ - } /* for */ + for (i = robot->x - 1; i <= robot->x + 1; i++) + { + for (j = robot->y - 1; j <= robot->y + 1; j++) + { + if (!(i == robot->x && j == robot->y) + && MAP_GET_OBJECT(robot->map, i, j) == th) + { + /* Found it */ + return TRUE; + } + } /* for */ + } /* for */ - /* Failed to find it */ + /* Failed to find it */ - return FALSE; + return FALSE; } -gboolean -g_robot_feel (GRobot *robot, gchar *str) +gboolean g_robot_feel(GRobot *robot, gchar *str) { - gint th; - gint x_to, y_to; - gint dx, dy; - - g_return_val_if_fail (robot->ui != NULL && robot->map != NULL, FALSE); - - th = what_thing (str); - - /* determine changes to x,y */ - switch (robot->dir) - { - case NORTH: /* N */ - dx = 0; - dy = -1; - break; - case EAST: /* E */ - dx = 1; - dy = 0; - break; - case SOUTH: /* S */ - dx = 0; - dy = 1; - break; - case WEST: /* W */ - dx = -1; - dy = 0; - break; - } - - /* no matter what, this took energy */ - if (--robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - - /* Feel for the thing */ - x_to = robot->x + dx; - y_to = robot->y + dy; - - user_interface_robot_feel (robot->ui, - robot->x, robot->y, - robot->dir, x_to, y_to, - robot->energy, robot->score, robot->shields); - - if (MAP_GET_OBJECT (robot->map, x_to, y_to) == BADDIE) - { - /* touching a baddie is hurtful */ - if (robot->shields < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - } - - if (MAP_GET_OBJECT (robot->map, x_to, y_to) == th) - { - return TRUE; - } - - /* Did not feel it */ - return FALSE; + gint th; + gint x_to, y_to; + gint dx, dy; + + g_return_val_if_fail(robot->ui != NULL && robot->map != NULL, FALSE); + + th = what_thing(str); + + /* determine changes to x,y */ + switch (robot->dir) + { + case NORTH: /* N */ + dx = 0; + dy = -1; + break; + case EAST: /* E */ + dx = 1; + dy = 0; + break; + case SOUTH: /* S */ + dx = 0; + dy = 1; + break; + case WEST: /* W */ + dx = -1; + dy = 0; + break; + } + + /* no matter what, this took energy */ + if (--robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + + /* Feel for the thing */ + x_to = robot->x + dx; + y_to = robot->y + dy; + + gdk_threads_enter(); + ui_arena_robot_feel(robot->ui, robot->x, robot->y, robot->dir, x_to, + y_to, robot->energy, robot->score, robot->shields); + gdk_threads_leave(); + + if (MAP_GET_OBJECT(robot->map, x_to, y_to) == BADDIE) + { + /* touching a baddie is hurtful */ + if (robot->shields < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + } + + if (MAP_GET_OBJECT(robot->map, x_to, y_to) == th) + { + return TRUE; + } + + /* Did not feel it */ + return FALSE; } -gboolean -g_robot_look (GRobot *robot, gchar *str) +gboolean g_robot_look(GRobot *robot, gchar *str) { - gint th; - gint x_to, y_to; - gint dx, dy; - - g_return_val_if_fail (robot->ui != NULL && robot->map != NULL, FALSE); - - th = what_thing (str); - - /* determine changes to x,y */ - switch (robot->dir) - { - case 0: /* N */ - dx = 0; - dy = -1; - break; - case 1: /* E */ - dx = 1; - dy = 0; - break; - case 2: /* S */ - dx = 0; - dy = 1; - break; - case 3: /* W */ - dx = -1; - dy = 0; - break; - } - - /* no matter what, this took energy */ - if (--robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - - /* Look for the thing */ - x_to = robot->x + dx; - y_to = robot->y + dy; - - user_interface_robot_look (robot->ui, - robot->x, robot->y, - robot->dir, x_to, y_to, - robot->energy, robot->score, robot->shields); - - while (MAP_GET_OBJECT (robot->map, x_to, y_to) == SPACE) - { - /* move the focus */ - x_to += dx; - y_to += dy; - } - - /* Outside the loop, we have found something */ - if (MAP_GET_OBJECT (robot->map, x_to, y_to) == th) - { - return TRUE; - } - - /* else, we did not find it */ - return FALSE; + gint th; + gint x_to, y_to; + gint dx, dy; + + g_return_val_if_fail(robot->ui != NULL && robot->map != NULL, FALSE); + + th = what_thing(str); + + /* determine changes to x,y */ + switch (robot->dir) + { + case 0: /* N */ + dx = 0; + dy = -1; + break; + case 1: /* E */ + dx = 1; + dy = 0; + break; + case 2: /* S */ + dx = 0; + dy = 1; + break; + case 3: /* W */ + dx = -1; + dy = 0; + break; + } + + /* no matter what, this took energy */ + if (--robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + + /* Look for the thing */ + x_to = robot->x + dx; + y_to = robot->y + dy; + + gdk_threads_enter(); + ui_arena_robot_look(robot->ui, robot->x, robot->y, robot->dir, x_to, + y_to, robot->energy, robot->score, robot->shields); + gdk_threads_leave(); + + while (MAP_GET_OBJECT(robot->map, x_to, y_to) == SPACE) + { + /* move the focus */ + x_to += dx; + y_to += dy; + } + + /* Outside the loop, we have found something */ + if (MAP_GET_OBJECT(robot->map, x_to, y_to) == th) + { + return TRUE; + } + + /* else, we did not find it */ + return FALSE; } -gboolean -g_robot_grab (GRobot *robot) +gboolean g_robot_grab(GRobot *robot) { - gint x_to, y_to; - gint dx, dy; - - g_return_val_if_fail (robot->ui != NULL && robot->map != NULL, FALSE); - - /* determine changes to x,y */ - - switch (robot->dir) - { - case NORTH: /* N */ - dx = 0; - dy = -1; - break; - case EAST: /* E */ - dx = 1; - dy = 0; - break; - case SOUTH: /* S */ - dx = 0; - dy = 1; - break; - case WEST: /* W */ - dx = -1; - dy = 0; - break; - } - - /* Try to grab the thing */ - - x_to = robot->x + dx; - y_to = robot->y + dy; - - robot->energy -= 5; - if (robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - - user_interface_robot_grab (robot->ui, robot->x, robot->y, robot->dir, x_to, - y_to, robot->energy, robot->score, - robot->shields); - - /* Did we grab it? */ - - switch (MAP_GET_OBJECT (robot->map, x_to, y_to)) - { - case SPACE: - case WALL: - case ROBOT: - return FALSE; - break; - - case BADDIE: - robot->shields -= 10; - if (robot->shields < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - return (FALSE); - - case FOOD: - /* I want the net gain to be +10 */ - robot->energy += 15; - break; - - case PRIZE: - robot->score++; - break; - } - - /* only successful grabs get here */ - MAP_SET_OBJECT (robot->map, x_to, y_to, SPACE); - user_interface_add_thing (robot->ui, x_to, y_to, SPACE); - - return TRUE; + gint x_to, y_to; + gint dx, dy; + + g_return_val_if_fail(robot->ui != NULL && robot->map != NULL, FALSE); + + /* determine changes to x,y */ + + switch (robot->dir) + { + case NORTH: /* N */ + dx = 0; + dy = -1; + break; + case EAST: /* E */ + dx = 1; + dy = 0; + break; + case SOUTH: /* S */ + dx = 0; + dy = 1; + break; + case WEST: /* W */ + dx = -1; + dy = 0; + break; + } + + /* Try to grab the thing */ + + x_to = robot->x + dx; + y_to = robot->y + dy; + + robot->energy -= 5; + if (robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + + gdk_threads_enter(); + ui_arena_robot_grab(robot->ui, robot->x, robot->y, robot->dir, x_to, + y_to, robot->energy, robot->score, robot->shields); + gdk_threads_leave(); + + /* Did we grab it? */ + + switch (MAP_GET_OBJECT(robot->map, x_to, y_to)) + { + case SPACE: + case WALL: + case ROBOT: + return FALSE; + break; + + case BADDIE: + robot->shields -= 10; + if (robot->shields < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + return (FALSE); + + case FOOD: + /* I want the net gain to be +10 */ + robot->energy += 15; + break; + + case PRIZE: + robot->score++; + break; + } + + /* only successful grabs get here */ + MAP_SET_OBJECT(robot->map, x_to, y_to, SPACE); + gdk_threads_enter(); + ui_arena_add_thing(robot->ui, x_to, y_to, SPACE); + gdk_threads_leave(); + + return TRUE; } -gboolean -g_robot_zap (GRobot *robot) +gboolean g_robot_zap(GRobot *robot) { - gint x_to, y_to; - gint dx, dy; - - g_return_val_if_fail (robot->ui != NULL && robot->map != NULL, FALSE); - - /* determine changes to x,y */ - - switch (robot->dir) - { - case NORTH: /* N */ - dx = 0; - dy = -1; - break; - case EAST: /* E */ - dx = 1; - dy = 0; - break; - case SOUTH: /* S */ - dx = 0; - dy = 1; - break; - case WEST: /* W */ - dx = -1; - dy = 0; - break; - } - - /* Try to zap the thing */ - - x_to = robot->x + dx; - y_to = robot->y + dy; - - robot->energy -= 10; - if (robot->energy < 1) - { - g_signal_emit (robot, g_robot_signals[DEATH], 0); - } - robot->shots++; - user_interface_robot_zap (robot->ui, robot->x, robot->y, robot->dir, x_to, - y_to, robot->energy, robot->score, - robot->shields); - - /* Did we destroy it? */ - switch (MAP_GET_OBJECT (robot->map, x_to, y_to)) - { - case SPACE: - case WALL: - case ROBOT: /* what to w/ robots? */ - return (FALSE); - break; - - case BADDIE: - case FOOD: - case PRIZE: - user_interface_add_thing (robot->ui, x_to, y_to, SPACE); - break; - } - - /* only success gets here */ - MAP_SET_OBJECT (robot->map, x_to, y_to, SPACE); - user_interface_add_thing (robot->ui, x_to, y_to, SPACE); - - return TRUE; + gint x_to, y_to; + gint dx, dy; + + g_return_val_if_fail(robot->ui != NULL && robot->map != NULL, FALSE); + + /* determine changes to x,y */ + + switch (robot->dir) + { + case NORTH: /* N */ + dx = 0; + dy = -1; + break; + case EAST: /* E */ + dx = 1; + dy = 0; + break; + case SOUTH: /* S */ + dx = 0; + dy = 1; + break; + case WEST: /* W */ + dx = -1; + dy = 0; + break; + } + + /* Try to zap the thing */ + + x_to = robot->x + dx; + y_to = robot->y + dy; + + robot->energy -= 10; + if (robot->energy < 1) + { + g_signal_emit(robot, g_robot_signals[DEATH], 0); + } + robot->shots++; + gdk_threads_enter(); + ui_arena_robot_zap(robot->ui, robot->x, robot->y, robot->dir, x_to, + y_to, robot->energy, robot->score, robot->shields); + gdk_threads_leave(); + + /* Did we destroy it? */ + switch (MAP_GET_OBJECT(robot->map, x_to, y_to)) + { + case SPACE: + case WALL: + case ROBOT: /* what to w/ robots? */ + return (FALSE); + break; + + case BADDIE: + case FOOD: + case PRIZE: + gdk_threads_enter(); + ui_arena_add_thing(robot->ui, x_to, y_to, SPACE); + gdk_threads_leave(); + break; + } + + /* only success gets here */ + MAP_SET_OBJECT(robot->map, x_to, y_to, SPACE); + gdk_threads_enter(); + ui_arena_add_thing(robot->ui, x_to, y_to, SPACE); + gdk_threads_leave(); + + return TRUE; } -gboolean -g_robot_stop (GRobot *robot) +gboolean g_robot_stop(GRobot *robot) { - /* Must be a SCM function, even though it returns no value */ - /* Stop the robot immediately */ + /* Must be a SCM function, even though it returns no value */ + /* Stop the robot immediately */ - g_signal_emit (robot, g_robot_signals[DEATH], 0); + g_signal_emit(robot, g_robot_signals[DEATH], 0); - return TRUE; /* never gets here */ + return TRUE; /* never gets here */ } -static gint -what_thing (const gchar *th) +static gint what_thing(const gchar *th) { - /* what_thing - this function scans the list of possible things - (strings) and returns a cthing. Returns -1 if not found in the - list. */ - - /* My idea here is that by return -1 on error, this won't match - anything in the list of cthings. That way, the function that - uses what_thing to determine the cthing doesn't have to care if - the call failed or not. This helps me keep the code simple, - since now I don't have to add a branch for failure, but which - also decrements energy. */ - - gint i; - - for (i = 0; i < 6; i++) - { - if (strcmp (th, things[i]) == 0) - { - return cthings[i]; - } - } /* for */ - - /* not found */ - - return -1; + /* what_thing - this function scans the list of possible things + (strings) and returns a cthing. Returns -1 if not found in the + list. */ + + /* My idea here is that by return -1 on error, this won't match + anything in the list of cthings. That way, the function that + uses what_thing to determine the cthing doesn't have to care if + the call failed or not. This helps me keep the code simple, + since now I don't have to add a branch for failure, but which + also decrements energy. */ + + gint i; + + for (i = 0; i < 6; i++) + { + if (strcmp(th, things[i]) == 0) + { + return cthings[i]; + } + } /* for */ + + /* not found */ + + return -1; } |