3 #include "strafehud.qh"
5 #include <client/draw.qh>
6 #include <client/hud/panel/racetimer.qh>
7 #include <client/resources.qh>
8 #include <client/view.qh>
9 #include <common/animdecide.qh>
10 #include <common/ent_cs.qh>
11 #include <common/mapinfo.qh>
12 #include <common/physics/movetypes/movetypes.qh>
13 #include <common/physics/player.qh>
14 #include <lib/csqcmodel/cl_player.qh>
18 void HUD_StrafeHUD_Export(int fh)
20 // allow saving cvars that aesthetically change the panel into hud skin files
25 float demo_angle = -37;
26 float demo_direction = 1;
28 bool state_onground = false;
29 float state_onground_time = 0;
30 bool state_strafekeys = false;
31 float state_strafekeys_time = 0;
37 float startspeed = -1;
39 float jumpheight = -1;
40 float jumpheight_persistent = -1;
41 float jumpheight_prev = 0;
42 float jumpspeed_prev = 0;
43 bool jumprestart = true;
45 // provide basic panel cvars to old clients
46 // TODO remove them after a future release (0.8.2+)
47 noref string autocvar_hud_panel_strafehud_pos = "0.320000 0.570000";
48 noref string autocvar_hud_panel_strafehud_size = "0.360000 0.020000";
49 noref string autocvar_hud_panel_strafehud_bg = "0";
50 noref string autocvar_hud_panel_strafehud_bg_color = "";
51 noref string autocvar_hud_panel_strafehud_bg_color_team = "";
52 noref string autocvar_hud_panel_strafehud_bg_alpha = "0.7";
53 noref string autocvar_hud_panel_strafehud_bg_border = "";
54 noref string autocvar_hud_panel_strafehud_bg_padding = "";
61 // generic hud routines
62 if(!autocvar__hud_configure)
64 if(!autocvar_hud_panel_strafehud ||
65 (spectatee_status == -1 && (autocvar_hud_panel_strafehud == 1 || autocvar_hud_panel_strafehud == 3)) ||
66 (autocvar_hud_panel_strafehud == 3 && !MUTATOR_CALLHOOK(HUD_StrafeHUD_showoptional))) return;
69 HUD_Panel_LoadCvars();
71 if(autocvar_hud_panel_strafehud_dynamichud)
84 panel_pos += '1 1 0' * panel_bg_padding;
85 panel_size -= '2 2 0' * panel_bg_padding;
88 // find out whether the local csqcmodel entity is valid
89 if(spectatee_status > 0 || isdemo())
92 strafeplayer = CSQCModel_server2csqc(player_localentnum - 1);
97 strafeplayer = csqcplayer;
101 if(csqcplayer && strafeplayer)
104 bool onground = islocal ? IS_ONGROUND(strafeplayer) : !(strafeplayer.anim_implicit_state & ANIMIMPLICITSTATE_INAIR);
106 bool swimming = strafeplayer.waterlevel >= WATERLEVEL_SWIMMING;
107 bool spectating = entcs_GetSpecState(strafeplayer.sv_entnum) == ENTCS_SPEC_PURE;
108 float speed = !autocvar__hud_configure ? vlen(vec2(csqcplayer.velocity)) : 1337; // use local csqcmodel entity for this even when spectating, flickers too much otherwise
109 float maxspeed_crouch_mod = IS_DUCKED(csqcplayer) && !swimming ? .5 : 1;
110 float maxspeed_water_mod = swimming ? .7 : 1; // very simplified water physics, the hud will not work well (and is not supposed to) while swimming
111 float maxspeed_phys = onground ? PHYS_MAXSPEED(strafeplayer) : PHYS_MAXAIRSPEED(strafeplayer);
112 float maxspeed = !autocvar__hud_configure ? maxspeed_phys * maxspeed_crouch_mod * maxspeed_water_mod : 320;
114 float vel_angle = vectoangles(strafeplayer.velocity).y - (vectoangles(strafeplayer.velocity).y > 180 ? 360 : 0); // change the range from 0° - 360° to -180° - 180° to match how view_angle represents angles
115 float view_angle = PHYS_INPUT_ANGLES(strafeplayer).y;
117 vector movement = PHYS_INPUT_MOVEVALUES(strafeplayer);
118 int keys = STAT(PRESSED_KEYS);
123 int mode = autocvar_hud_panel_strafehud_mode >= 0 && autocvar_hud_panel_strafehud_mode <= 1 ? autocvar_hud_panel_strafehud_mode : 0;
124 float speed_conversion_factor = GetSpeedUnitFactor(autocvar_hud_panel_strafehud_unit);
125 float length_conversion_factor = GetLengthUnitFactor(autocvar_hud_panel_strafehud_unit);
126 string speed_unit = GetSpeedUnit(autocvar_hud_panel_strafehud_unit);
127 string length_unit = GetLengthUnit(autocvar_hud_panel_strafehud_unit);
128 int length_decimals = autocvar_hud_panel_strafehud_unit >= 3 && autocvar_hud_panel_strafehud_unit <= 5 ? 6 : 2; // use more decimals when displaying km or miles
129 float antiflicker_angle = bound(0, autocvar_hud_panel_strafehud_antiflicker_angle, 180);
130 float antiflicker_speed = max(0, autocvar_hud_panel_strafehud_antiflicker_speed);
132 float shift_offset = 0;
133 bool straight_overturn = false;
134 bool immobile = speed <= (swimming ? antiflicker_speed : 0);
136 float neutral_offset;
138 vector currentangle_color = autocvar_hud_panel_strafehud_angle_neutral_color;
139 float currentangle_offset;
140 vector currentangle_size = '0 0 0';
143 bool bestangle_anywhere = false;
144 float bestangle_offset;
145 float switch_bestangle_offset;
146 bool odd_angles = false;
147 float odd_bestangle_offset = 0;
148 float switch_odd_bestangle_offset = 0;
149 float bestangle_width;
150 float accelzone_left_offset;
151 float accelzone_right_offset;
152 float accelzone_width;
153 float overturn_offset;
154 float overturn_width;
155 float slickdetector_height;
156 vector direction_size_vertical = '0 0 0';
157 vector direction_size_horizontal = '0 0 0';
158 float range_minangle;
160 // determine whether the player is pressing forwards or backwards keys
161 if(islocal) // if entity is local player
167 else if(movement.x < 0)
176 else // alternatively determine direction by querying pressed keys
178 if((keys & KEY_FORWARD) && !(keys & KEY_BACKWARD))
182 else if(!(keys & KEY_FORWARD) && (keys & KEY_BACKWARD))
192 // determine player wishdir
193 if(islocal) // if entity is local player
201 else if(movement.y > 0)
218 wishangle = RAD2DEG * atan2(movement.y, movement.x);
219 // wrap the wish angle if it exceeds ±90°
220 if(fabs(wishangle) > 90)
222 if(wishangle < 0) wishangle += 180;
223 else wishangle -= 180;
224 wishangle = -wishangle;
229 else // alternatively calculate wishdir by querying pressed keys
231 if(keys & KEY_FORWARD || keys & KEY_BACKWARD)
243 else if(!(keys & KEY_RIGHT))
245 wishangle = 0; // wraps at 180°
249 strafekeys = fabs(wishangle) > 45;
251 // determine minimum required angle to display full strafe range
252 range_minangle = fabs(wishangle) % 90; // maximum range is 90 degree
253 if(range_minangle > 45) // minimum angle range is 45
255 range_minangle = 45 - fabs(wishangle) % 45;
257 range_minangle = 90 - range_minangle; // calculate value which is never >90 or <45
258 range_minangle *= 2; // multiply to accommodate for both sides of the hud
260 if(autocvar_hud_panel_strafehud_range == 0)
262 if(autocvar__hud_configure)
268 hudangle = range_minangle; // use minimum angle required if dynamically setting hud angle
273 hudangle = bound(0, fabs(autocvar_hud_panel_strafehud_range), 360); // limit HUD range to 360 degrees, higher values don't make sense
276 // detect air strafe turning
277 if(onground != state_onground)
279 state_onground_time = time;
281 state_onground = onground;
283 if(strafekeys != state_strafekeys)
285 state_strafekeys_time = time;
287 state_strafekeys = strafekeys;
289 if((!strafekeys && vlen(vec2(movement)) > 0) || swimming || autocvar__hud_configure)
295 if((time - state_onground_time) >= autocvar_hud_panel_strafehud_timeout_ground) // timeout for strafe jumping in general
300 else // air strafe only
304 if(((time - state_onground_time) >= autocvar_hud_panel_strafehud_timeout_air) || (keys & KEY_JUMP)) // timeout for slick ramps
306 turn = true; // CPMA turning
307 turnangle = wishangle;
309 // calculate the maximum air strafe speed
310 if(PHYS_MAXAIRSPEED(strafeplayer) == 0){
313 else if(PHYS_MAXAIRSTRAFESPEED(strafeplayer) == 0 || PHYS_MAXAIRSPEED(strafeplayer) <= PHYS_MAXAIRSTRAFESPEED(strafeplayer)){
314 maxspeed = PHYS_MAXAIRSPEED(strafeplayer);
317 maxspeed = PHYS_MAXAIRSPEED(strafeplayer) * pow(fabs(PHYS_MAXAIRSTRAFESPEED(strafeplayer) / PHYS_MAXAIRSPEED(strafeplayer)), 1 - (90 - fabs(wishangle)) / 45); // no modifiers here because they don't affect air strafing
320 turnspeed = vlen(vec2(movement));
321 if(turnspeed == 0) turnspeed = maxspeed;
322 else turnspeed = min(turnspeed, maxspeed);
325 else if((time - state_strafekeys_time) >= autocvar_hud_panel_strafehud_timeout_turn) // timeout for jumping with strafe keys only
330 if(turn && (onground || !strafekeys)) // retain last state until strafe turning times out
332 wishangle = turnangle;
333 movespeed = turnspeed;
336 movespeed = vlen(vec2(movement));
337 if(movespeed == 0) movespeed = maxspeed;
338 else movespeed = min(movespeed, maxspeed);
341 minspeed = autocvar_hud_panel_strafehud_switch_minspeed < 0 ? movespeed + antiflicker_speed : autocvar_hud_panel_strafehud_switch_minspeed;
343 // get current strafing angle ranging from -180° to +180°
344 if(!autocvar__hud_configure)
348 // calculate view angle relative to the players current velocity direction
349 angle = vel_angle - view_angle;
351 // if the angle goes above 180° or below -180° wrap it to the opposite side since we want the interior angle
352 if (angle > 180) angle -= 360;
353 else if(angle < -180) angle += 360;
355 // determine whether the player is strafing forwards or backwards
356 // if the player isn't strafe turning use forwards/backwards keys to determine direction
357 if(fabs(wishangle) != 90)
363 else if(keys_fwd < 0)
369 fwd = fabs(angle) <= 90;
372 // otherwise determine by examining the strafe angle
375 if(wishangle < 0) // detect direction using wishangle since the direction is not yet set
377 fwd = angle <= -wishangle;
381 fwd = angle >= -wishangle;
385 // shift the strafe angle by 180° when strafing backwards
388 if(angle < 0) angle += 180;
392 // don't make the angle indicator switch side too much at ±180° if anti flicker is turned on
393 if(angle > (180 - antiflicker_angle) || angle < (-180 + antiflicker_angle))
395 straight_overturn = true;
403 else // simulate turning for HUD setup
406 if(autocvar__hud_panel_strafehud_demo && ((time - demo_time) >= .025))
409 demo_angle += demo_direction;
410 if(fabs(demo_angle) >= 55)
412 demo_direction = -demo_direction;
416 wishangle = 45 * (demo_angle > 0 ? 1 : -1);
419 // invert the wish angle when strafing backwards
422 wishangle = -wishangle;
425 // flip angles if v_flipped is enabled
426 if(autocvar_v_flipped)
429 wishangle = -wishangle;
432 // determine whether the player is strafing left or right
435 direction = wishangle > 0 ? 1 : -1;
439 direction = (angle > antiflicker_angle && angle < (180 - antiflicker_angle)) ? 1 : (angle < -antiflicker_angle && angle > (-180 + antiflicker_angle)) ? -1 : 0;
442 // best angle to strafe at
443 bestangle = (speed > movespeed ? acos(movespeed / speed) : 0) * RAD2DEG * (direction < 0 ? -1 : 1);
444 odd_bestangle = -bestangle - wishangle;
445 bestangle -= wishangle;
447 // various offsets and size calculations of hud indicator elements
448 // how much is hidden by the current hud angle
449 hidden_width = (360 - hudangle) / hudangle * panel_size.x;
451 currentangle_size.x = panel_size.x * min(autocvar_hud_panel_strafehud_angle_width, 10);
452 currentangle_size.y = panel_size.y * min(autocvar_hud_panel_strafehud_angle_height, 10);
455 currentangle_offset = angle/hudangle * panel_size.x;
459 currentangle_offset = bound(-hudangle/2, angle, hudangle/2)/hudangle * panel_size.x + panel_size.x/2;
461 // best strafe acceleration angle
462 bestangle_offset = bestangle/hudangle * panel_size.x + panel_size.x/2;
463 switch_bestangle_offset = -bestangle/hudangle * panel_size.x + panel_size.x/2;
464 bestangle_width = panel_size.x * autocvar_hud_panel_strafehud_switch_width;
466 if(((angle > -wishangle && direction < 0) || (angle < -wishangle && direction > 0)) && (direction != 0))
469 odd_bestangle_offset = odd_bestangle/hudangle * panel_size.x + panel_size.x/2;
470 switch_odd_bestangle_offset = (odd_bestangle+bestangle*2)/hudangle * panel_size.x + panel_size.x/2;
472 // direction indicator
473 direction_size_vertical.x = panel_size.y * min(autocvar_hud_panel_strafehud_direction_width, .5);
474 direction_size_vertical.y = panel_size.y;
475 direction_size_horizontal.x = max(panel_size.x * min(autocvar_hud_panel_strafehud_direction_length, .5), direction_size_vertical.x);
476 direction_size_horizontal.y = direction_size_vertical.x;
478 overturn_width = 180/hudangle * panel_size.x;
480 // the neutral zone fills the whole strafe bar
484 if(panel_size.x > 0 && panel_size.y > 0 && autocvar_hud_panel_strafehud_bar_neutral_alpha * panel_fg_alpha > 0)
486 switch(autocvar_hud_panel_strafehud_style)
490 drawfill(panel_pos, panel_size, autocvar_hud_panel_strafehud_bar_neutral_color, autocvar_hud_panel_strafehud_bar_neutral_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
494 HUD_Panel_DrawProgressBar(panel_pos, panel_size, "progressbar", 1, 0, 0, autocvar_hud_panel_strafehud_bar_neutral_color, autocvar_hud_panel_strafehud_bar_neutral_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
500 // calculate various zones of the strafe-o-meter
501 accelzone_width = overturn_offset = (90 - fabs(bestangle + wishangle))/hudangle * panel_size.x;
502 accelzone_right_offset = 0;
503 accelzone_left_offset = overturn_offset + overturn_width;
504 neutral_width = 360/hudangle * panel_size.x - accelzone_width*2 - overturn_width;
505 neutral_offset = direction < 0 ? accelzone_left_offset + accelzone_width : -neutral_width;
507 // remove switch indicator width from offset
510 bestangle_offset -= bestangle_width;
511 switch_odd_bestangle_offset -= bestangle_width;
515 switch_bestangle_offset -= bestangle_width;
516 odd_bestangle_offset -= bestangle_width;
519 // shift hud if operating in view angle centered mode
522 shift_offset = -currentangle_offset;
523 bestangle_offset += shift_offset;
524 switch_bestangle_offset += shift_offset;
525 odd_bestangle_offset += shift_offset;
526 switch_odd_bestangle_offset += shift_offset;
528 if(direction < 0) shift_offset += -360/hudangle * panel_size.x;
529 // calculate how far off-center the strafe zones currently are
530 shift_offset += (panel_size.x + neutral_width)/2 - wishangle/hudangle * panel_size.x;
531 // shift strafe zones into correct place
532 neutral_offset += shift_offset;
533 accelzone_left_offset += shift_offset;
534 accelzone_right_offset += shift_offset;
535 overturn_offset += shift_offset;
537 // draw left acceleration zone
538 HUD_Panel_DrawStrafeHUD(accelzone_left_offset, accelzone_width, autocvar_hud_panel_strafehud_bar_accel_color, autocvar_hud_panel_strafehud_bar_accel_alpha * panel_fg_alpha, autocvar_hud_panel_strafehud_style, 1);
540 // draw right acceleration zone
541 HUD_Panel_DrawStrafeHUD(accelzone_right_offset, accelzone_width, autocvar_hud_panel_strafehud_bar_accel_color, autocvar_hud_panel_strafehud_bar_accel_alpha * panel_fg_alpha, autocvar_hud_panel_strafehud_style, 2);
543 // draw overturn zone
544 HUD_Panel_DrawStrafeHUD(overturn_offset, overturn_width, autocvar_hud_panel_strafehud_bar_overturn_color, autocvar_hud_panel_strafehud_bar_overturn_alpha * panel_fg_alpha, autocvar_hud_panel_strafehud_style, 3);
547 HUD_Panel_DrawStrafeHUD(neutral_offset, neutral_width, autocvar_hud_panel_strafehud_bar_neutral_color, autocvar_hud_panel_strafehud_bar_neutral_alpha * panel_fg_alpha, autocvar_hud_panel_strafehud_style, 0);
549 if(direction != 0 && direction_size_vertical.x > 0 && autocvar_hud_panel_strafehud_direction_alpha * panel_fg_alpha > 0)
551 bool indicator_direction = direction < 0;
552 // invert left/right when strafing backwards or when strafing towards the opposite side indicated by the direction variable
553 // if both conditions are true then it's inverted twice hence not inverted at all
554 if(!fwd != odd_angles)
556 indicator_direction = !indicator_direction;
558 // draw the direction indicator caps at the sides of the hud
560 if(direction_size_vertical.y > 0) drawfill(panel_pos + eX * (indicator_direction ? -direction_size_vertical.x : panel_size.x), direction_size_vertical, autocvar_hud_panel_strafehud_direction_color, autocvar_hud_panel_strafehud_direction_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
561 // top horizontal line
562 drawfill(panel_pos + eX * (indicator_direction ? -direction_size_vertical.x : panel_size.x - direction_size_horizontal.x + direction_size_vertical.x) - eY * direction_size_horizontal.y, direction_size_horizontal, autocvar_hud_panel_strafehud_direction_color, autocvar_hud_panel_strafehud_direction_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
563 // bottom horizontal line
564 drawfill(panel_pos + eX * (indicator_direction ? -direction_size_vertical.x : panel_size.x - direction_size_horizontal.x + direction_size_vertical.x) + eY * panel_size.y, direction_size_horizontal, autocvar_hud_panel_strafehud_direction_color, autocvar_hud_panel_strafehud_direction_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
567 if(speed >= minspeed && bestangle_width > 0) // only draw indicators if minspeed is reached
569 // draw the switch indicator(s)
570 float offset = !odd_angles ? bestangle_offset : odd_bestangle_offset;
571 float switch_offset = !odd_angles ? switch_bestangle_offset : switch_odd_bestangle_offset;
572 HUD_Panel_DrawStrafeHUD(switch_offset, bestangle_width, autocvar_hud_panel_strafehud_switch_color, autocvar_hud_panel_strafehud_switch_alpha * panel_fg_alpha, 0, 0);
573 if(direction == 0) HUD_Panel_DrawStrafeHUD(offset, bestangle_width, autocvar_hud_panel_strafehud_switch_color, autocvar_hud_panel_strafehud_switch_alpha * panel_fg_alpha, 0, 0);
577 // experimental: slick detector
578 slickdetector_height = panel_size.y * bound(0, autocvar_hud_panel_strafehud_slickdetector_height, 0.5);
579 if(autocvar_hud_panel_strafehud_slickdetector_range > 0 && autocvar_hud_panel_strafehud_slickdetector_alpha > 0 && slickdetector_height > 0 && panel_size.x > 0) // dunno if slick detection works in spectate
581 float slicksteps = 90 / pow(2, bound(0, autocvar_hud_panel_strafehud_slickdetector_granularity, 4));
582 bool slickdetected = false;
584 if(islocal) slickdetected = IS_ONSLICK(strafeplayer); // don't need to traceline if already touching slick
586 // traceline into every direction
587 trace_dphitq3surfaceflags = 0;
588 for(float i = 0; i < 360 && !slickdetected; i += slicksteps)
592 slickoffset.z = -cos(i * DEG2RAD) * autocvar_hud_panel_strafehud_slickdetector_range;
593 slickrotate = sin(i * DEG2RAD) * autocvar_hud_panel_strafehud_slickdetector_range;
594 if(i != 0 && i != 180)
596 for(float j = 0; j < 180 && !slickdetected; j += slicksteps)
598 slickoffset.x = sin(j * DEG2RAD) * slickrotate;
599 slickoffset.y = cos(j * DEG2RAD) * slickrotate;
601 traceline(strafeplayer.origin, strafeplayer.origin + slickoffset, MOVE_WORLDONLY, NULL);
602 if((PHYS_FRICTION(strafeplayer) == 0 && trace_fraction < 1) || trace_dphitq3surfaceflags & Q3SURFACEFLAG_SLICK) slickdetected = true;
607 slickoffset.x = slickoffset.y = 0;
608 traceline(strafeplayer.origin, strafeplayer.origin + slickoffset, MOVE_WORLDONLY, NULL);
609 if((PHYS_FRICTION(strafeplayer) == 0 && trace_fraction < 1) || trace_dphitq3surfaceflags & Q3SURFACEFLAG_SLICK) slickdetected = true;
613 // if a traceline hit a slick surface
616 vector slickdetector_size = panel_size;
617 slickdetector_size.y = slickdetector_height;
618 // top horizontal line
619 drawfill(panel_pos - eY * slickdetector_size.y, slickdetector_size, autocvar_hud_panel_strafehud_slickdetector_color, autocvar_hud_panel_strafehud_slickdetector_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
620 // bottom horizontal line
621 drawfill(panel_pos + eY * panel_size.y, slickdetector_size, autocvar_hud_panel_strafehud_slickdetector_color, autocvar_hud_panel_strafehud_slickdetector_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
625 if(speed < (movespeed + antiflicker_speed) && !immobile)
627 bestangle_anywhere = true; // moving forward should suffice to gain speed
630 // draw the actual strafe angle
631 if(!bestangle_anywhere && !immobile) // player gains speed with strafing
633 if((direction > 0 && (angle >= bestangle || angle <= -(bestangle + wishangle*2))) ||
634 (direction < 0 && (angle <= bestangle || angle >= -(bestangle + wishangle*2))))
635 currentangle_color = autocvar_hud_panel_strafehud_angle_accel_color;
638 if(fabs(angle + wishangle) > 90) // player is overturning
640 currentangle_color = autocvar_hud_panel_strafehud_angle_overturn_color;
642 else if(bestangle_anywhere) // player gains speed without strafing
644 currentangle_color = autocvar_hud_panel_strafehud_angle_accel_color;
647 if(mode == 0 || straight_overturn)
649 currentangle_offset = panel_size.x/2;
652 if(autocvar_hud_panel_strafehud_style == 2 && !immobile)
654 float moveangle = angle + wishangle;
655 float strafeangle = (bestangle + wishangle) * (direction < 0 ? -1 : 1);
656 float strafe_ratio = 0;
657 if(fabs(moveangle) > 90)
659 strafe_ratio = -((fabs(moveangle) - 90) / 90);
660 if(strafe_ratio < -1) strafe_ratio = -2 - strafe_ratio;
664 if(moveangle >= strafeangle)
666 strafe_ratio = 1 - (moveangle - strafeangle) / (90 - strafeangle);
668 else if(moveangle <= -strafeangle)
670 strafe_ratio = 1 - (moveangle + strafeangle) / (-90 + strafeangle);
675 currentangle_color = StrafeHUD_mixColors(autocvar_hud_panel_strafehud_angle_neutral_color, autocvar_hud_panel_strafehud_angle_overturn_color, -strafe_ratio);
679 currentangle_color = StrafeHUD_mixColors(autocvar_hud_panel_strafehud_angle_neutral_color, autocvar_hud_panel_strafehud_angle_accel_color, strafe_ratio);
683 if(autocvar_hud_panel_strafehud_angle_alpha * panel_fg_alpha > 0)
685 switch(autocvar_hud_panel_strafehud_angle_style)
688 if(currentangle_size.x > 0 && currentangle_size.y > 0) drawfill(panel_pos - eY * ((currentangle_size.y - panel_size.y) / 2) + eX * (currentangle_offset - currentangle_size.x/2), currentangle_size, currentangle_color, autocvar_hud_panel_strafehud_angle_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
691 if(currentangle_size.x > 0 && currentangle_size.y > 0)
693 vector line_size = currentangle_size;
694 line_size.y = currentangle_size.y / (bound(2, autocvar_hud_panel_strafehud_angle_dashes, currentangle_size.y)*2-1);
695 for(float i = 0; i < currentangle_size.y; i += line_size.y*2)
697 if(i + line_size.y*2 >= currentangle_size.y) line_size.y = currentangle_size.y - i;
698 drawfill(panel_pos - eY * ((currentangle_size.y - panel_size.y) / 2 - i) + eX * (currentangle_offset - line_size.x/2), line_size, currentangle_color, autocvar_hud_panel_strafehud_angle_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
706 if(autocvar_hud_panel_strafehud_angle_arrow > 0)
708 vector arrow_size = currentangle_size;
709 arrow_size.x = panel_size.x * autocvar_hud_panel_strafehud_angle_arrow_width;
710 arrow_size.y = panel_size.y * min(autocvar_hud_panel_strafehud_angle_arrow_height, 10);
711 vector arrow_fragment = '0 0.2 0';
713 if(arrow_size.x > 0 && arrow_size.y > 0)
715 // find a suitable fragment size to draw all the parts evenly
716 float fragment_divisor1 = arrow_size.y / arrow_fragment.y;
717 float fragment_divisor2 = fragment_divisor1 - floor(fragment_divisor1);
718 fragment_divisor1 = floor(fragment_divisor1);
719 if(fragment_divisor1 >= 1)
721 if(fragment_divisor2 < 0.5)
722 arrow_fragment.y += arrow_fragment.y * fragment_divisor2 / fragment_divisor1;
724 arrow_fragment.y -= arrow_fragment.y * (1 - fragment_divisor2) / (fragment_divisor1 + 1);
728 arrow_fragment.y = arrow_size.y;
731 for(float i = arrow_size.y; i > 0; i -= arrow_fragment.y)
733 arrow_fragment.x = arrow_size.x * (i/arrow_size.y);
734 if(autocvar_hud_panel_strafehud_angle_arrow == 1 || autocvar_hud_panel_strafehud_angle_arrow >= 3)
735 drawfill(panel_pos - eY * ((currentangle_size.y - panel_size.y) / 2 + i) + eX * (currentangle_offset - arrow_fragment.x/2), arrow_fragment, currentangle_color, autocvar_hud_panel_strafehud_angle_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
736 if(autocvar_hud_panel_strafehud_angle_arrow >= 2)
737 drawfill(panel_pos + eY * (-(currentangle_size.y - panel_size.y) / 2 + currentangle_size.y + i - arrow_fragment.y) + eX * (currentangle_offset - arrow_fragment.x/2), arrow_fragment, currentangle_color, autocvar_hud_panel_strafehud_angle_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
743 draw_beginBoldFont();
744 // show speed when crossing the start trigger
745 if(autocvar_hud_panel_strafehud_startspeed_fade > 0)
747 float text_alpha = 0;
748 if((race_nextcheckpoint == 1) || (race_checkpoint == 254 && race_nextcheckpoint == 255)) // check if the start trigger was hit (will also trigger if the finish trigger was hit if those have the same ID)
750 if(starttime != race_checkpointtime)
752 starttime = race_checkpointtime;
758 text_alpha = cos(((time - starttime) / autocvar_hud_panel_strafehud_startspeed_fade) * 90 * DEG2RAD); // fade non-linear like the physics panel does
759 if((time - starttime) > autocvar_hud_panel_strafehud_startspeed_fade)
764 if(startspeed >= 0 && text_alpha > 0 && autocvar_hud_panel_strafehud_startspeed_size > 0)
766 vector startspeed_size = panel_size;
767 startspeed_size.y = panel_size.y * min(autocvar_hud_panel_strafehud_startspeed_size, 10);
768 drawstring_aspect(panel_pos + eY * panel_size.y, strcat(ftos_decimals(startspeed * speed_conversion_factor, 2), autocvar_hud_panel_strafehud_unit_show ? speed_unit : ""), startspeed_size, autocvar_hud_panel_strafehud_startspeed_color, text_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
777 // experimental: show height achieved by a single jump (doesn't work in low gravity and may not be 100% accurate)
778 if(autocvar_hud_panel_strafehud_jumpheight_fade > 0)
780 float text_alpha = 0;
781 float jumpheight_min = max(autocvar_hud_panel_strafehud_jumpheight_min, 0);
782 float jumpheight_current = strafeplayer.origin.z;
783 float jumpspeed_current = strafeplayer.velocity.z;
784 if(jumpspeed_prev <= jumpspeed_current || jumpheight_prev > jumpheight_current || onground || swimming || IS_DEAD(strafeplayer) || spectating)
786 // tries to catch kill and spectate but those are not reliable, should just hook to kill/spectate/teleport and reset jump height there
791 if(jumpheight < 0 || jumprestart)
798 jumpheight += jumpheight_current - jumpheight_prev;
800 if((jumpheight * length_conversion_factor) > jumpheight_min && jumpheight > jumpheight_persistent)
803 jumpheight_persistent = jumpheight;
806 jumpheight_prev = jumpheight_current;
807 jumpspeed_prev = jumpspeed_current;
808 if(jumpheight_persistent > 0)
810 text_alpha = cos(((time - jumptime) / autocvar_hud_panel_strafehud_jumpheight_fade) * 90 * DEG2RAD); // fade non-linear like the physics panel does
811 if((time - jumptime) > autocvar_hud_panel_strafehud_jumpheight_fade)
813 jumpheight_persistent = -1;
816 if(jumpheight_persistent > 0 && text_alpha > 0 && autocvar_hud_panel_strafehud_jumpheight_size > 0)
818 vector jumpheight_size = panel_size;
819 jumpheight_size.y = panel_size.y * min(autocvar_hud_panel_strafehud_jumpheight_size, 10);
820 drawstring_aspect(panel_pos - eY * jumpheight_size.y, strcat(ftos_decimals(jumpheight_persistent * length_conversion_factor, length_decimals), autocvar_hud_panel_strafehud_unit_show ? length_unit : ""), jumpheight_size, autocvar_hud_panel_strafehud_jumpheight_color, text_alpha * panel_fg_alpha, DRAWFLAG_NORMAL);
825 jumpheight_prev = jumpspeed_prev = 0;
826 jumpheight = jumpheight_persistent = -1;
832 // functions to make hud elements align perfectly in the hud area
833 void HUD_Panel_DrawStrafeHUD(float offset, float width, vector color, float alpha, int type, int gradientType)
835 float mirror_offset, mirror_width;
836 vector size = panel_size;
837 vector mirror_size = panel_size;
839 float gradient_offset, gradient_mirror_offset;
840 float overflow_width = 0, overflow_mirror_width = 0;
842 float original_width = width;
844 if(alpha <= 0 && type != 2 || width <= 0) return;
846 if(type == 2 && gradientType == 0) type = 0;
850 mirror_width = min(fabs(offset), width);
851 mirror_offset = panel_size.x + hidden_width - fabs(offset);
857 mirror_width = min(offset + width - panel_size.x - hidden_width, width);
858 mirror_offset = max(offset - panel_size.x - hidden_width, 0);
861 if(width < 0) width = 0;
862 if((offset + width) > panel_size.x)
864 overflow_width = (offset + width) - panel_size.x;
865 width = panel_size.x - offset;
867 if(mirror_offset < 0)
869 mirror_width += mirror_offset;
873 if(mirror_width < 0) mirror_width = 0;
874 if((mirror_offset + mirror_width) > panel_size.x)
876 overflow_mirror_width = (mirror_offset + mirror_width) - panel_size.x;
877 mirror_width = panel_size.x - mirror_offset;
880 if(direction < 0) // swap mirror and non-mirror values if direction points left
882 offset += mirror_offset;
883 mirror_offset = offset - mirror_offset;
884 offset -= mirror_offset;
886 width += mirror_width;
887 mirror_width = width - mirror_width;
888 width -= mirror_width;
890 overflow_width += overflow_mirror_width;
891 overflow_mirror_width = overflow_width - overflow_mirror_width;
892 overflow_width -= overflow_mirror_width;
896 mirror_size.x = mirror_width;
901 case 0: // no styling (drawfill)
902 if(mirror_size.x > 0 && mirror_size.y > 0) drawfill(panel_pos + eX * mirror_offset, mirror_size, color, alpha, DRAWFLAG_NORMAL);
903 if(size.x > 0 && size.y > 0) drawfill(panel_pos + eX * offset, size, color, alpha, DRAWFLAG_NORMAL);
906 case 1: // progress bar style
907 if(mirror_size.x > 0 && mirror_size.y > 0) HUD_Panel_DrawProgressBar(panel_pos + eX * mirror_offset, mirror_size, "progressbar", 1, 0, 0, color, alpha, DRAWFLAG_NORMAL);
908 if(size.x > 0 && size.y > 0) HUD_Panel_DrawProgressBar(panel_pos + eX * offset, size, "progressbar", 1, 0, 0, color, alpha, DRAWFLAG_NORMAL);
911 case 2: // gradient style (types: 1 = left, 2 = right, 3 = both)
912 // determine whether the gradient starts in the mirrored or the non-mirrored area
913 if(offset == 0 && mirror_offset == 0) gradient_start = width > mirror_width ? 2 : 1;
914 else if(offset == 0) gradient_start = 2;
915 else if(mirror_offset == 0) gradient_start = 1;
916 else gradient_start = 0;
918 switch(gradient_start){
920 case 0: // no offset required
921 gradient_offset = gradient_mirror_offset = 0;
923 case 1: // offset starts in non-mirrored area, mirrored area requires offset
925 gradient_mirror_offset = original_width - (mirror_width + overflow_mirror_width);
927 case 2: // offset starts in mirrored area, non-mirrored area requires offset
928 gradient_offset = original_width - (width + overflow_width);
929 gradient_mirror_offset = 0;
932 StrafeHUD_drawGradient(color, autocvar_hud_panel_strafehud_bar_neutral_color, mirror_size, original_width, mirror_offset, alpha, gradient_mirror_offset, gradientType);
933 StrafeHUD_drawGradient(color, autocvar_hud_panel_strafehud_bar_neutral_color, size, original_width, offset, alpha, gradient_offset, gradientType);
937 vector StrafeHUD_mixColors(vector color1, vector color2, float ratio)
940 if(ratio <= 0) return color1;
941 if(ratio >= 1) return color2;
942 mixedColor.x = color1.x + (color2.x - color1.x) * ratio;
943 mixedColor.y = color1.y + (color2.y - color1.y) * ratio;
944 mixedColor.z = color1.z + (color2.z - color1.z) * ratio;
948 void StrafeHUD_drawGradient(vector color1, vector color2, vector size, float original_width, float offset, float alpha, float gradientOffset, int gradientType)
950 float color_ratio, alpha1, alpha2;
951 vector gradient_size = size;
952 alpha1 = bound(0, alpha, 1);
953 alpha2 = bound(0, autocvar_hud_panel_strafehud_bar_neutral_alpha, 1);
954 if((alpha1+alpha2) == 0) return;
955 color_ratio = alpha1/(alpha1+alpha2);
956 for(int i = 0; i < size.x; ++i)
958 float ratio, alpha_ratio, combine_ratio1, combine_ratio2;
959 gradient_size.x = size.x - i < 1 ? size.x - i : 1;
960 ratio = (i + gradientOffset) / original_width * (gradientType == 3 ? 2 : 1);
961 if(ratio > 1) ratio = 2 - ratio;
962 if(gradientType != 2) ratio = 1 - ratio;
963 alpha_ratio = alpha1 - (alpha1 - alpha2) * ratio;
964 combine_ratio1 = ratio*(1-color_ratio);
965 combine_ratio2 = (1-ratio)*color_ratio;
966 ratio = (combine_ratio1 + combine_ratio2) == 0 ? 1 : combine_ratio1/(combine_ratio1 + combine_ratio2);
967 if(alpha_ratio > 0) drawfill(panel_pos + eX * (offset + i), gradient_size, StrafeHUD_mixColors(color1, color2, ratio), alpha_ratio, DRAWFLAG_NORMAL);
971 // length unit conversion (km and miles are only included to match the GetSpeedUnit* functions)
972 float GetLengthUnitFactor(int length_unit)
978 case 2: return 0.0254;
979 case 3: return 0.0254 * 0.001;
980 case 4: return 0.0254 * 0.001 * 0.6213711922;
981 case 5: return 0.0254 * 0.001 * 0.5399568035;
985 string GetLengthUnit(int length_unit)
989 // translator-friendly strings without the initial space
991 case 1: return strcat(" ", _("qu"));
992 case 2: return strcat(" ", _("m"));
993 case 3: return strcat(" ", _("km"));
994 case 4: return strcat(" ", _("mi"));
995 case 5: return strcat(" ", _("nmi"));