vector.qh File Reference

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Macros
#define	ClipVelocity(in, normal, out, overbounce)   (out = vec_epsilon(vec_reflect(in, normal, (overbounce) - 1), 0.1))
#define	cross(a, b)   ((a) >< (b))
#define	dotproduct(a, b)   ((a) * (b))
#define	PITCH(v)   ((v).x)
#define	pointinsidebox(point, bmins, bmaxs)   boxinsidebox(point, point, bmins, bmaxs)
#define	ROLL(v)   ((v).z)
#define	vdist(v, cmp, f)   (vlen2(v) cmp ((f) ** 2))
	Vector distance comparison, avoids sqrt() More...
#define	vec2(...)   EVAL(OVERLOAD(vec2, __VA_ARGS__))
#define	vec2_1(v)   (_vec2 = (v), _vec2.z = 0, _vec2)
#define	vec2_2(x, y)   (_vec2_x = (x), _vec2_y = (y), _vec2)
#define	vec3(_x, _y, _z)   (_vec3.x = (_x), _vec3.y = (_y), _vec3.z = (_z), _vec3)
#define	VEC_NAN   vec3(FLOAT_NAN, FLOAT_NAN, FLOAT_NAN);
#define	vlen2(v)   (_vlen2 = (v), dotproduct(_vlen2, _vlen2))
#define	vmul(a, b)
#define	YAW(v)   ((v).y)
#define	yinvert(v)   (_yinvert = (v), _yinvert.y = 1 - _yinvert.y, _yinvert)

Functions
ERASEABLE float	boxesoverlap (vector m1, vector m2, vector m3, vector m4)
	requires that m2>m1 in all coordinates, and that m4>m3 More...
ERASEABLE float	boxinsidebox (vector smins, vector smaxs, vector bmins, vector bmaxs)
	requires the same as boxesoverlap, but is a stronger condition More...
ERASEABLE bool	is_all_nans (vector v)
ERASEABLE vector	point_line_vec (vector p, vector l0, vector ldir)
ERASEABLE vector	randompos (vector m1, vector m2)
ERASEABLE vector	reflect (vector dir, vector norm)
ERASEABLE vector	Rotate (vector v, float a)
ERASEABLE vector	vec_epsilon (vector this, float eps)
ERASEABLE vector	vec_reflect (vector vel, vector norm, float bounce)
	clip vel along the plane defined by norm (assuming 0 distance away), bounciness determined by bounce 0..1 More...
ERASEABLE float	vlen_maxnorm2d (vector v)
ERASEABLE float	vlen_minnorm2d (vector v)

Variables
noref vector	_vec2
noref vector	_vec3
noref vector	_vlen2
noref vector	_vmul_a
noref vector	_vmul_b
noref vector	_yinvert
const vector	eX = '1 0 0'
const vector	eY = '0 1 0'
const vector	eZ = '0 0 1'

Macro Definition Documentation

ClipVelocity

#define ClipVelocity	(		in,
			normal,
			out,
			overbounce
	)		(out = vec_epsilon(vec_reflect(in, normal, (overbounce) - 1), 0.1))

Definition at line 156 of file vector.qh.

Referenced by sys_phys_simulate_simple().

cross

#define cross	(		a,
			b
	)		((a) >< (b))

Definition at line 25 of file vector.qh.

Referenced by _Movetype_FlyMove(), W_CalculateSpread(), and WarpZone_Projectile_Touch().

dotproduct

#define dotproduct	(		a,
			b
	)		((a) * (b))

Definition at line 14 of file vector.qh.

PITCH

#define PITCH

(

v

)

((v).x)

Definition at line 81 of file vector.qh.

Referenced by leanmodel_ofs().

pointinsidebox

#define pointinsidebox	(		point,
			bmins,
			bmaxs
	)		boxinsidebox(point, point, bmins, bmaxs)

Definition at line 79 of file vector.qh.

Referenced by HUD_Crosshair().

ROLL

#define ROLL

(

v

)

((v).z)

Definition at line 83 of file vector.qh.

Referenced by leanmodel_ofs().

vdist

#define vdist	(		v,
			cmp,
			f
	)		(vlen2(v) cmp ((f) ** 2))

Vector distance comparison, avoids sqrt()

Definition at line 8 of file vector.qh.

Referenced by _Movetype_Physics_Walk(), animdecide_setimplicitstate(), bot_aimdir(), botframe_showwaypointlinks(), buildpath_nodefilter_directional(), CreatureFrame_FallDamage(), CSQC_Demo_Camera(), CSQCPlayer_SetPredictionError(), ctf_FlagThink(), Drag(), Drag_Finish(), Draw_ShowNames(), fireBullet_antilag(), fireBullet_trace_callback(), GENERIC_COMMAND(), havocbot_ai(), havocbot_bunnyhop(), havocbot_chooseenemy(), havocbot_ctf_teamcount(), havocbot_goalrating_controlpoints(), havocbot_goalrating_ctf_droppedflags(), havocbot_goalrating_enemyplayers(), havocbot_goalrating_ft_freeplayers(), havocbot_goalrating_items(), havocbot_goalrating_ons_controlpoints_attack(), havocbot_goalrating_ons_generator_attack(), havocbot_goalrating_waypoints(), havocbot_movetogoal(), havocbot_role_ctf_carrier(), havocbot_role_ctf_defense(), havocbot_role_ctf_escort(), havocbot_role_ctf_middle(), havocbot_role_ctf_offense(), havocbot_role_ctf_retriever(), HUD_Crosshair(), InterpolateOrigin_Note(), Item_PreDraw(), kh_Key_Think(), m_tooltip(), Monster_Attack_Check(), Monster_FindTarget(), Monster_Move(), Monster_Move_2D(), Monster_Move_Target(), MUTATOR_HOOKFUNCTION(), navigation_get_really_close_waypoint(), navigation_goalrating_timeout_can_be_anticipated(), navigation_poptouchedgoals(), navigation_routerating(), navigation_routetogoal(), navigation_shortenpath(), navigation_waypoint_will_link(), NET_HANDLE(), ons_ControlPoint_Icon_Think(), ons_Nearest_ControlPoint(), pathlib_close_node(), pathlib_nodeatpoint(), PM_dodging_checkpressedkeys(), PM_Footsteps(), race_SpeedAwardFrame(), ResetBall(), sandbox_ObjectEdit_Get(), Simple_TeleportPlayer(), Spawn_Draw(), steerlib_wander(), SUB_CalcAngleMoveEnt(), trigger_push_test(), trigger_push_touch(), TrueAimCheck(), vehicles_impact(), vehicles_touch(), View_Ortho(), W_SetupShot_Dir_ProjectileSize_Range(), WarpZone_Camera_camera_transform(), WarpZone_camera_transform(), WarpZone_Projectile_Touch(), waypoint_load_hardwiredlinks(), waypoint_load_links(), waypoint_schedulerelink(), waypoint_spawn_fromeditor(), waypoint_spawnforitem_force(), and waypoint_think().

vec2

#define vec2

(

...

)

EVAL(OVERLOAD(vec2, __VA_ARGS__))

Definition at line 90 of file vector.qh.

Referenced by bobmodel_ofs(), botframe_showwaypointlinks(), determine_force(), draw_cursor(), Draw_ShowNames(), DrawCAItem(), DrawDomItem(), havocbot_bunnyhop(), havocbot_checkgoaldistance(), havocbot_goalrating_enemyplayers(), havocbot_movetogoal(), HUD_Ammo(), HUD_Configure_DrawGrid(), HUD_Contents(), HUD_Damage(), HUD_Draw(), HUD_GetTableSize_BestItemAR(), HUD_HealthArmor(), HUD_Mod_CA_Draw(), HUD_Mod_Dom(), HUD_Mod_Keepaway(), HUD_Mod_KH(), HUD_Mod_Race(), HUD_Notify(), HUD_Panel_HlBorder(), HUD_Powerups(), HUD_PressedKeys(), HUD_Quickmenu_DrawEntry(), HUD_Radar(), HUD_Score(), HUD_Score_Rankings(), HUD_StrafeHUD(), HUD_Weapons(), Item_ItemsTime_Allow(), minigame_tile_pos(), MUTATOR_HOOKFUNCTION(), navigation_checkladders(), navigation_poptouchedgoals(), navigation_routetogoal(), NET_HANDLE(), ons_camSetup(), PM_Accelerate(), PutObserverInServer(), QuickMenu_Mouse(), Rotate(), Scoreboard_DrawItem(), Scoreboard_DrawOthers(), Scoreboard_MakeTable(), Scoreboard_Rankings_Draw(), set_tracewalk_dest(), sys_phys_simulate(), tracewalk(), trigger_push_test(), trigger_push_touch(), viewloc_PlayerPhysics(), waypoint_getSymmetricalOrigin_cmd(), waypoint_gettravelcost(), and XonoticTextBox_drawListBoxItem().

vec2_1

#define vec2_1

(

v

)

(_vec2 = (v), _vec2.z = 0, _vec2)

Definition at line 91 of file vector.qh.

vec2_2

#define vec2_2	(		x,
			y
	)		(_vec2_x = (x), _vec2_y = (y), _vec2)

Definition at line 92 of file vector.qh.

vec3

#define vec3	(		_x,
			_y,
			_z
	)		(_vec3.x = (_x), _vec3.y = (_y), _vec3.z = (_z), _vec3)

Definition at line 95 of file vector.qh.

Referenced by _Movetype_FlyMove(), animdecide_getloweranim(), animdecide_getupperanim(), findperpendicular(), HUD_Crosshair(), HUD_Draw(), PlayerEdgeDistance(), solve_cubic_pq(), View_Ortho(), viewloc_PlayerPhysics(), and XonoticCampaignList_resizeNotify().

VEC_NAN

#define VEC_NAN   vec3(FLOAT_NAN, FLOAT_NAN, FLOAT_NAN);

Definition at line 97 of file vector.qh.

vlen2

#define vlen2

(

v

)

(_vlen2 = (v), dotproduct(_vlen2, _vlen2))

Definition at line 4 of file vector.qh.

Referenced by _Movetype_PushMove(), _Movetype_TestEntityPosition(), CheatCommand(), Draw_ShowNames(), havocbot_chooseenemy(), havocbot_goalrating_ft_freeplayers(), havocbot_goalrating_item_pickable_check_players(), havocbot_movetogoal(), havocbot_role_ctf_offense(), MUTATOR_HOOKFUNCTION(), navigation_poptouchedgoals(), navigation_routetogoal(), navigation_shortenpath(), navigation_unstuck(), ons_Nearest_ControlPoint(), PlayerUseKey(), sys_phys_simulate(), and WarpZone_FindRadius_Recurse().

vmul

#define vmul	(		a,
			b
	)

Value:

(_vmul_a = (a), _vmul_b = (b), \
      '1 0 0' * (_vmul_a.x * _vmul_b.x) \
    + '0 1 0' * (_vmul_a.y * _vmul_b.y) \
    + '0 0 1' * (_vmul_a.z * _vmul_b.z))

Definition at line 38 of file vector.qh.

Referenced by sys_phys_simulate().

YAW

#define YAW

(

v

)

((v).y)

Definition at line 82 of file vector.qh.

Referenced by leanmodel_ofs().

yinvert

#define yinvert

(

v

)

(_yinvert = (v), _yinvert.y = 1 - _yinvert.y, _yinvert)

Definition at line 112 of file vector.qh.

Referenced by draw_teamradar_background().

Function Documentation

boxesoverlap()

ERASEABLE float boxesoverlap	(	vector	m1,
		vector	m2,
		vector	m3,
		vector	m4
	)

requires that m2>m1 in all coordinates, and that m4>m3

Definition at line 73 of file vector.qh.

References ERASEABLE.

Referenced by _Movetype_LinkEdict_TouchAreaGrid(), _Movetype_Physics_Toss(), botframe_autowaypoints_createwp(), conveyor_think(), Draw_ShowNames(), func_ladder_think(), havocbot_movetogoal(), HUD_Notify(), MUTATOR_HOOKFUNCTION(), navigation_checkladders(), navigation_findnearestwaypoint_withdist_except(), navigation_poptouchedgoals(), sys_phys_simulate_simple(), trigger_push_test(), waypoint_addlink_for_custom_jumppad(), waypoint_get(), waypoint_get_type_name(), waypoint_spawn(), waypoint_spawn_fromeditor(), and waypoint_think().

{ return m2_x >= m3_x && m1_x <= m4_x && m2_y >= m3_y && m1_y <= m4_y && m2_z >= m3_z && m1_z <= m4_z; }

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boxinsidebox()

ERASEABLE float boxinsidebox	(	vector	smins,
		vector	smaxs,
		vector	bmins,
		vector	bmaxs
	)

requires the same as boxesoverlap, but is a stronger condition

Definition at line 77 of file vector.qh.

{ return smins.x >= bmins.x && smaxs.x <= bmaxs.x && smins.y >= bmins.y && smaxs.y <= bmaxs.y && smins.z >= bmins.z && smaxs.z <= bmaxs.z; }

is_all_nans()

ERASEABLE bool is_all_nans

(

vector

v

)

Definition at line 100 of file vector.qh.

References ERASEABLE, and isnan().

                           {
    return isnan(v.x) && isnan(v.y) && isnan(v.z);
}

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point_line_vec()

ERASEABLE vector point_line_vec	(	vector	p,
		vector	l0,
		vector	ldir
	)

Parameters

[in]	p	point
[in]	l0	starting point of ldir
[in]	ldir	line

Returns

Vector starting from p perpendicular to ldir

Definition at line 119 of file vector.qh.

References ERASEABLE, and normalize().

Referenced by havocbot_movetogoal().

{
    ldir = normalize(ldir);
    p = l0 - p;
    // remove the component in line direction from p
    return p - ((p * ldir) * ldir);
}

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randompos()

ERASEABLE vector randompos	(	vector	m1,
		vector	m2
	)

Definition at line 49 of file vector.qh.

References ERASEABLE, random(), v, and vector().

Referenced by generator_draw(), and ons_ControlPoint_Icon_Think().

{
    vector v;
    m2 = m2 - m1;
    v_x = m2_x * random() + m1_x;
    v_y = m2_y * random() + m1_y;
    v_z = m2_z * random() + m1_z;
    return v;
}

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reflect()

ERASEABLE vector reflect	(	vector	dir,
		vector	norm
	)

Parameters

dir	the directional vector
norm	the normalized normal

Returns

dir reflected by norm

Definition at line 133 of file vector.qh.

References ERASEABLE.

{
    return dir - 2 * (dir * norm) * norm;
}

Rotate()

ERASEABLE vector Rotate	(	vector	v,
		float	a
	)

Definition at line 105 of file vector.qh.

References cos(), sin(), and vec2.

Referenced by HUD_Radar(), teamradar_2dcoord_to_texcoord(), teamradar_texcoord_to_2dcoord(), and waypoint_getSymmetricalPoint().

{
    float a_sin = sin(a), a_cos = cos(a);
    return vec2(v.x * a_cos + v.y * a_sin, -v.x * a_sin + v.y * a_cos);
}

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vec_epsilon()

ERASEABLE vector vec_epsilon	(	vector	this,
		float	eps
	)

Definition at line 148 of file vector.qh.

{
    if (this.x > -eps && this.x < eps) this.x = 0;
    if (this.y > -eps && this.y < eps) this.y = 0;
    if (this.z > -eps && this.z < eps) this.z = 0;
    return this;
}

vec_reflect()

ERASEABLE vector vec_reflect	(	vector	vel,
		vector	norm,
		float	bounce
	)

clip vel along the plane defined by norm (assuming 0 distance away), bounciness determined by bounce 0..1

Definition at line 142 of file vector.qh.

References ERASEABLE.

{
    return vel - (1 + bounce) * (vel * norm) * norm;
}

vlen_maxnorm2d()

ERASEABLE float vlen_maxnorm2d

(

vector

v

)

Definition at line 60 of file vector.qh.

References ERASEABLE, and max().

Referenced by HUD_Radar().

{
    return max(v.x, v.y, -v.x, -v.y);
}

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vlen_minnorm2d()

ERASEABLE float vlen_minnorm2d

(

vector

v

)

Definition at line 66 of file vector.qh.

References ERASEABLE, max(), and min().

Referenced by HUD_Radar().

{
    return min(max(v.x, -v.x), max(v.y, -v.y));
}

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Variable Documentation

_vec2

noref vector _vec2

Definition at line 89 of file vector.qh.

_vec3

noref vector _vec3

Definition at line 94 of file vector.qh.

_vlen2

noref vector _vlen2

Definition at line 3 of file vector.qh.

_vmul_a

noref vector _vmul_a

Definition at line 37 of file vector.qh.

_vmul_b

noref vector _vmul_b

Definition at line 37 of file vector.qh.

_yinvert

noref vector _yinvert

Definition at line 111 of file vector.qh.

eX

const vector eX = '1 0 0'

Definition at line 44 of file vector.qh.

Referenced by BorderImage_recalcPositionWithText(), Button_draw(), checkColorCode(), crosshairpicker_crosshairToCell(), DemoConfirm_ListClick_Check_Gamestatus(), Dialog_addItemSimple(), Dialog_configureDialog(), draw_BorderPicture(), draw_ButtonPicture(), draw_CenterText(), draw_Picture_Aligned(), draw_setMousePointer(), Draw_ShowNames(), draw_VertButtonPicture(), DrawAmmoItem(), DrawCAItem(), DrawDomItem(), DrawNadeProgressBar(), DrawNumIcon_expanding(), hslimage_color(), HUD_Configure_DrawGrid(), HUD_GetTableSize_BestItemAR(), HUD_HealthArmor(), HUD_Main(), HUD_MinigameMenu_MouseInput(), HUD_Mod_CTF(), HUD_Mod_Keepaway(), HUD_Mod_KH(), HUD_Mod_NexBall(), HUD_Notify(), HUD_Panel_DrawHighlight(), HUD_Panel_DrawProgressBar(), HUD_Panel_DrawStrafeHUD(), HUD_Panel_Highlight(), HUD_Panel_HlBorder(), HUD_Physics(), HUD_PressedKeys(), HUD_Quickmenu_DrawEntry(), HUD_RaceTimer(), HUD_Score(), HUD_Score_Rankings(), HUD_StrafeHUD(), Image_updateAspect(), InfoMessages_drawstring(), InputBox_draw(), Item_ItemsTime_Allow(), ListBox_draw(), ListBox_mouseRelease(), m_draw(), m_init_delayed(), MainWindow_configureMainWindow(), MainWindow_draw(), preMenuDraw(), preMenuInit(), Scoreboard_AccuracyStats_Draw(), Scoreboard_DrawHeader(), Scoreboard_DrawItem(), Scoreboard_DrawOthers(), Scoreboard_ItemStats_Draw(), Scoreboard_MapStats_Draw(), Scoreboard_Rankings_Draw(), ServerList_Info_Click(), Slider_draw(), StrafeHUD_drawGradient(), UpdateConWidthHeight(), WarpZoneLib_MoveOutOfSolid(), XonoticCampaignList_drawListBoxItem(), XonoticCampaignList_resizeNotify(), XonoticCharmap_resizeNotify(), XonoticColorpickerString_loadCvars(), XonoticCreditsList_drawListBoxItem(), XonoticCvarList_drawListBoxItem(), XonoticDemoList_drawListBoxItem(), XonoticGametypeList_drawListBoxItem(), XonoticHUDSkinList_drawListBoxItem(), XonoticKeyBinder_drawListBoxItem(), XonoticLanguageList_drawListBoxItem(), XonoticMapList_doubleClickListBoxItem(), XonoticMapList_drawListBoxItem(), XonoticMapList_keyDown(), XonoticMapList_resizeNotify(), XonoticPicker_configureXonoticPicker(), XonoticPicker_keyDown(), XonoticPlayList_drawListBoxItem(), XonoticRegisteredSettingsList_getTooltip_cb(), XonoticScreenshotList_drawListBoxItem(), XonoticScreenshotList_startScreenshot(), XonoticServerList_drawListBoxItem(), XonoticServerList_keyDown(), XonoticServerList_positionSortButton(), XonoticSkinList_drawListBoxItem(), XonoticSoundList_drawListBoxItem(), and XonoticStatsList_drawListBoxItem().

eY

const vector eY = '0 1 0'

Definition at line 45 of file vector.qh.

Referenced by BorderImage_recalcPositionWithText(), Button_draw(), c4_move(), checkColorCode(), crosshairpicker_crosshairToCell(), DemoConfirm_ListClick_Check_Gamestatus(), Dialog_addItemSimple(), Dialog_configureDialog(), draw_BorderPicture(), draw_ButtonPicture(), draw_Picture_Aligned(), draw_setMousePointer(), Draw_ShowNames(), draw_VertButtonPicture(), DrawAmmoItem(), DrawNumIcon_expanding(), GENERIC_COMMAND(), hslimage_color(), HUD_Configure_DrawGrid(), HUD_Draw(), HUD_GetTableSize_BestItemAR(), HUD_HealthArmor(), HUD_Main(), HUD_MinigameMenu_MouseInput(), HUD_Mod_CTF(), HUD_Mod_Keepaway(), HUD_Mod_KH(), HUD_Mod_NexBall(), HUD_Notify(), HUD_Panel_DrawHighlight(), HUD_Panel_DrawProgressBar(), HUD_Panel_Highlight(), HUD_Panel_HlBorder(), HUD_Physics(), HUD_Score(), HUD_StrafeHUD(), Image_updateAspect(), InputBox_draw(), ListBox_draw(), ListBox_mouseRelease(), m_draw(), m_init_delayed(), MainWindow_configureMainWindow(), MainWindow_draw(), nmm_in_mill(), pp_next_match(), preMenuDraw(), preMenuInit(), Scoreboard_DrawHeader(), Scoreboard_DrawItem(), Scoreboard_MakeTable(), Scoreboard_Rankings_Draw(), ServerList_Info_Click(), Slider_draw(), UpdateConWidthHeight(), WarpZoneLib_MoveOutOfSolid(), XonoticCampaignList_drawListBoxItem(), XonoticCampaignList_resizeNotify(), XonoticCharmap_resizeNotify(), XonoticColorpickerString_loadCvars(), XonoticCreditsList_drawListBoxItem(), XonoticCvarList_drawListBoxItem(), XonoticDemoList_drawListBoxItem(), XonoticGametypeList_drawListBoxItem(), XonoticHUDSkinList_drawListBoxItem(), XonoticKeyBinder_drawListBoxItem(), XonoticLanguageList_drawListBoxItem(), XonoticMapList_doubleClickListBoxItem(), XonoticMapList_drawListBoxItem(), XonoticMapList_keyDown(), XonoticMapList_resizeNotify(), XonoticPicker_configureXonoticPicker(), XonoticPicker_keyDown(), XonoticPlayList_drawListBoxItem(), XonoticRegisteredSettingsList_getTooltip_cb(), XonoticScreenshotList_drawListBoxItem(), XonoticScreenshotList_startScreenshot(), XonoticServerList_drawListBoxItem(), XonoticServerList_keyDown(), XonoticServerList_positionSortButton(), XonoticSkinList_drawListBoxItem(), XonoticSoundList_drawListBoxItem(), XonoticStatsList_drawListBoxItem(), and XonoticWeaponsList_drawListBoxItem().

eZ

const vector eZ = '0 0 1'

Definition at line 46 of file vector.qh.

Referenced by cpicon_draw(), ctf_CalculatePassVelocity(), ctf_FlagThink(), Draw_ShowNames(), havocbot_movetogoal(), hslimage_color(), InputBox_draw(), navigation_poptouchedgoals(), resurface_limited(), sys_phys_simulate(), tracewalk(), trigger_push_test(), trigger_push_touch(), TrueAimCheck(), WarpZoneLib_MoveOutOfSolid(), and XonoticColorpickerString_loadCvars().