+
+.float cvar_cl_dodging_timeout;
+
+
+// these are used to store the last key press time for each of the keys..
.float last_FORWARD_KEY_time;
.float last_BACKWARD_KEY_time;
.float last_LEFT_KEY_time;
.float last_RIGHT_KEY_time;
+// these store the movement direction at the time of the dodge action happening.
+.float dodging_direction_x;
+.float dodging_direction_y;
+
// this indicates the last time a dodge was executed. used to check if another one is allowed
// and to ramp up the dodge acceleration in the physics hook.
-.float last_dodge_time;
+.float last_dodging_time;
// set to 1 to indicate dodging has started.. reset by physics hook after dodge has been done..
-.float dodge_action;
+.float dodging_action;
+
+// This is the velocity gain to be added over the ramp time.
+// It will decrease from frame to frame during dodging_action = 1
+// until it's 0.
+.float dodging_velocity_gain;
+
+// the jump part of the dodge cannot be ramped
+.float dodging_single_action;
void dodging_Initialize() {
+ // print("dodging_Initialize\n");
+
self.last_FORWARD_KEY_time = 0;
self.last_BACKWARD_KEY_time = 0;
self.last_RIGHT_KEY_time = 0;
self.last_LEFT_KEY_time = 0;
- self.last_dodge_time = 0;
- self.dodge_action = 0;
+ self.last_dodging_time = 0;
+ self.dodging_action = 0;
+ self.dodging_velocity_gain = 0;
+ self.dodging_single_action = 0;
+ self.dodging_direction_x = 0;
+ self.dodging_direction_y = 0;
+}
+
+MUTATOR_HOOKFUNCTION(dodging_GetCvars) {
+ GetCvars_handleFloat(get_cvars_s, get_cvars_f, cvar_cl_dodging_timeout, "cl_dodging_timeout");
+ return 0;
}
MUTATOR_HOOKFUNCTION(dodging_PlayerPhysics) {
- // print("physics hook\n");
+ // print("dodging_PlayerPhysics\n");
+
+ float common_factor;
+ float new_velocity_gain;
+ float velocity_difference;
+ float clean_up_and_do_nothing;
+
+ new_velocity_gain = 0;
+ clean_up_and_do_nothing = 0;
+
if (g_dodging == 0)
+ clean_up_and_do_nothing = 1;
+
+ // when swimming, no dodging allowed..
+ if (self.waterlevel >= WATERLEVEL_SWIMMING)
+ clean_up_and_do_nothing = 1;
+
+ if (clean_up_and_do_nothing != 0) {
+ self.dodging_action = 0;
+ self.dodging_direction_x = 0;
+ self.dodging_direction_y = 0;
+ return 0;
+ }
+
+ // make sure v_up, v_right and v_forward are sane
+ makevectors(self.angles);
+
+ // if we have e.g. 0.5 sec ramptime and a frametime of 0.25, then the ramp code
+ // will be called ramp_time/frametime times = 2 times. so, we need to
+ // add 0.5 * the total speed each frame until the dodge action is done..
+ common_factor = sys_frametime / cvar("sv_dodging_ramp_time");
+
+ // if ramp time is smaller than frametime we get problems ;D
+ if (common_factor > 1)
+ common_factor = 1;
+
+ new_velocity_gain = self.dodging_velocity_gain - (common_factor * cvar("sv_dodging_horiz_speed"));
+ if (new_velocity_gain < 0)
+ new_velocity_gain = 0;
+
+ velocity_difference = self.dodging_velocity_gain - new_velocity_gain;
+
+ // ramp up dodging speed by adding some velocity each frame.. TODO: do it! :D
+ if (self.dodging_action == 1) {
+ //disable jump key during dodge accel phase
+ if (self.movement_z > 0) self.movement_z = 0;
+
+ self.velocity =
+ self.velocity
+ + ((self.dodging_direction_y * velocity_difference) * v_right)
+ + ((self.dodging_direction_x * velocity_difference) * v_forward);
+
+ self.dodging_velocity_gain = self.dodging_velocity_gain - velocity_difference;
+ }
+
+ // the up part of the dodge is a single shot action
+ if (self.dodging_single_action == 1) {
+ self.flags &~= FL_ONGROUND;
+
+ self.velocity =
+ self.velocity
+ + (cvar("sv_dodging_up_speed") * v_up);
+
+ if (cvar("sv_dodging_sound") == 1)
+ PlayerSound(playersound_jump, CHAN_PLAYER, VOICETYPE_PLAYERSOUND);
+
+ setanim(self, self.anim_jump, TRUE, FALSE, TRUE);
+
+ self.dodging_single_action = 0;
+ }
+
+ // are we done with the dodging ramp yet?
+ if((self.dodging_action == 1) && ((time - self.last_dodging_time) > cvar("sv_dodging_ramp_time")))
+ {
+ // reset state so next dodge can be done correctly
+ self.dodging_action = 0;
+ self.dodging_direction_x = 0;
+ self.dodging_direction_y = 0;
+ }
+
+ return 0;
+}
+
+
+// returns 1 if the player is close to a wall
+float check_close_to_wall(float threshold) {
+ if (cvar("sv_dodging_wall_dodging") == 0)
return 0;
-
+ vector trace_start;
+ vector trace_end;
+
+ trace_start = self.origin;
+
+ trace_end = self.origin + (1000*v_right);
+ tracebox(trace_start, self.mins, self.maxs, trace_end, TRUE, self);
+ if (trace_fraction < 1 && vlen (self.origin - trace_endpos) < threshold)
+ return 1;
+
+ trace_end = self.origin - (1000*v_right);
+ tracebox(trace_start, self.mins, self.maxs, trace_end, TRUE, self);
+ if (trace_fraction < 1 && vlen (self.origin - trace_endpos) < threshold)
+ return 1;
+
+ trace_end = self.origin + (1000*v_forward);
+ tracebox(trace_start, self.mins, self.maxs, trace_end, TRUE, self);
+ if (trace_fraction < 1 && vlen (self.origin - trace_endpos) < threshold)
+ return 1;
+
+ trace_end = self.origin - (1000*v_forward);
+ tracebox(trace_start, self.mins, self.maxs, trace_end, TRUE, self);
+ if (trace_fraction < 1 && vlen (self.origin - trace_endpos) < threshold)
+ return 1;
return 0;
}
+float check_close_to_ground(float threshold) {
+ if (self.flags & FL_ONGROUND)
+ return 1;
+
+ return 0;
+}
+
+
MUTATOR_HOOKFUNCTION(dodging_GetPressedKeys) {
- //print("dodging_hook\n");
+ // print("dodging_PlayerPhysics\n");
+ float length;
+ float tap_direction_x;
+ float tap_direction_y;
+
+ tap_direction_x = 0;
+ tap_direction_y = 0;
+
+ float dodge_detected;
if (g_dodging == 0)
return 0;
- if (self.movement_x > 0) // get if movement keys are pressed
- { // forward key pressed
- if (!(self.pressedkeys & KEY_FORWARD)) { // is this a state change?
- if (
- ((time - self.last_FORWARD_KEY_time) < self.cvar_cl_dodging_timeout) &&
- (self.lastflags & FL_ONGROUND) &&
- ((time - self.last_dodge_time) > cvar("sv_dodging_delay"))
- ) { // are we allowed to dodge?
- self.dodge_action = 1;
- // self.velocity = self.velocity + (cvar("sv_dodging_horiz_speed") * v_forward) + (cvar("sv_dodging_up_speed") * v_up);//'100 0 50';
- self.last_dodge_time = time;
+ dodge_detected = 0;
+
+ // first check if the last dodge is far enough back in time so we can dodge again
+ if ((time - self.last_dodging_time) < cvar("sv_dodging_delay"))
+ return 0;
+
+ if (check_close_to_ground(cvar("sv_dodging_height_threshold")) != 1
+ && check_close_to_wall(cvar("sv_dodging_wall_distance_threshold")) != 1)
+ return 0;
+
+ if (self.movement_x > 0) {
+ // is this a state change?
+ if (!(self.pressedkeys & KEY_FORWARD)) {
+ if ((time - self.last_FORWARD_KEY_time) < self.cvar_cl_dodging_timeout) {
+ tap_direction_x = 1.0;
+ dodge_detected = 1;
}
self.last_FORWARD_KEY_time = time;
}
}
+ if (self.movement_x < 0) {
+ // is this a state change?
+ if (!(self.pressedkeys & KEY_BACKWARD)) {
+ tap_direction_x = -1.0;
+ if ((time - self.last_BACKWARD_KEY_time) < self.cvar_cl_dodging_timeout) {
+ dodge_detected = 1;
+ }
+ self.last_BACKWARD_KEY_time = time;
+ }
+ }
+
+ if (self.movement_y > 0) {
+ // is this a state change?
+ if (!(self.pressedkeys & KEY_RIGHT)) {
+ tap_direction_y = 1.0;
+ if ((time - self.last_RIGHT_KEY_time) < self.cvar_cl_dodging_timeout) {
+ dodge_detected = 1;
+ }
+ self.last_RIGHT_KEY_time = time;
+ }
+ }
+
+ if (self.movement_y < 0) {
+ // is this a state change?
+ if (!(self.pressedkeys & KEY_LEFT)) {
+ tap_direction_y = -1.0;
+ if ((time - self.last_LEFT_KEY_time) < self.cvar_cl_dodging_timeout) {
+ dodge_detected = 1;
+ }
+ self.last_LEFT_KEY_time = time;
+ }
+ }
+
+
+
+ if (dodge_detected == 1) {
+ self.last_dodging_time = time;
+
+ self.dodging_action = 1;
+ self.dodging_single_action = 1;
+
+ self.dodging_velocity_gain = cvar("sv_dodging_horiz_speed");
+
+ self.dodging_direction_x = tap_direction_x;
+ self.dodging_direction_y = tap_direction_y;
+
+ // normalize the dodging_direction vector.. (unlike UT99) XD
+ length = length + self.dodging_direction_x * self.dodging_direction_x;
+ length = length + self.dodging_direction_y * self.dodging_direction_y;
+ length = sqrt(length);
+
+ self.dodging_direction_x = self.dodging_direction_x * 1.0/length;
+ self.dodging_direction_y = self.dodging_direction_y * 1.0/length;
+ }
+
return 0;
}
-MUTATOR_DEFINITION(dodging)
+MUTATOR_DEFINITION(mutator_dodging)
{
// we need to be called before GetPressedKey does its thing so we can
// detect state changes and therefore dodging actions..
// in the physics hook we actually implement the dodge..
MUTATOR_HOOK(PlayerPhysics, dodging_PlayerPhysics, CBC_ORDER_ANY);
- // this just turns on the cvar. TODO: implement :D
+ // get timeout information from the client, so the client can configure it..
+ MUTATOR_HOOK(GetCvars, dodging_GetCvars, CBC_ORDER_ANY);
+
+ // this just turns on the cvar.
MUTATOR_ONADD
{
g_dodging = 1;
dodging_Initialize();
}
- // this just turns off the cvar. TODO: implement :D
+ // this just turns off the cvar.
MUTATOR_ONREMOVE
{
g_dodging = 0;
}
return 0;
-}
\ No newline at end of file
+}