gearbox/src/shared/w_grapple.qc

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/*
* Copyright (c) 2016-2021 Marco Hladik <marco@icculus.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*QUAKED weapon_grapple (0 0 1) (-16 -16 0) (16 16 32)
"model" "models/w_bgrap.mdl"
HALF-LIFE: OPPOSING FORCE (1999) ENTITY
Barnacle Grappling-Hook Weapon
*/
#ifdef CLIENT
/* because some people apparently prefer the worse quality one */
var int autocvar_cl_tonguemode = 0;
#endif
enum
{
BARN_IDLE1,
BARN_IDLE2,
BARN_IDLE3,
BARN_COUGH,
BARN_HOLSTER,
BARN_DRAW,
BARN_FIRE,
BARN_FIREWAIT,
BARN_FIREREACH,
BARN_FIRETRAVEL,
BARN_FIRERELEASE
};
void
w_grapple_precache(void)
{
#ifdef SERVER
precache_sound("weapons/bgrapple_cough.wav");
precache_sound("weapons/bgrapple_fire.wav");
precache_sound("weapons/bgrapple_impact.wav");
precache_sound("weapons/bgrapple_pull.wav");
precache_sound("weapons/bgrapple_release.wav");
precache_sound("weapons/bgrapple_wait.wav");
precache_model("sprites/_tongue.spr");
precache_model("sprites/tongue.spr");
precache_model("models/w_bgrap.mdl");
#else
precache_model("models/v_bgrap.mdl");
precache_model("models/v_bgrap_tonguetip.mdl");
precache_model("models/p_bgrap.mdl");
#endif
}
void
w_grapple_updateammo(player pl)
{
Weapons_UpdateAmmo(pl, -1, -1, -1);
}
string
w_grapple_wmodel(void)
{
return "models/w_bgrap.mdl";
}
string
w_grapple_pmodel(void)
{
return "models/p_bgrap.mdl";
}
string
w_grapple_deathmsg(void)
{
return "%s was assaulted by %s's Barnacle.";
}
void
w_grapple_draw(void)
{
Weapons_SetModel("models/v_bgrap.mdl");
Weapons_ViewAnimation(BARN_DRAW);
}
void
w_grapple_holster(void)
{
Weapons_ViewAnimation(BARN_HOLSTER);
}
/* called once the tongue hits a wall */
void Grapple_Touch(void)
{
player pl = (player)self.owner;
pl.hook.movetype = MOVETYPE_NONE;
pl.hook.touch = __NULL__;
pl.hook.velocity = [0,0,0];
pl.hook.solid = SOLID_NOT;
pl.a_ammo1 = 1;
}
#ifdef CLIENT
/* draw the tongue from a to b */
float
grapple_predraw(void)
{
vector forg = gettaginfo(pSeat->m_eViewModel, pSeat->m_iVMBones);
vector morg = self.origin;
vector fsize = [3,3];
vector col1 = getlight(forg) / 255;
vector col2 = getlight(morg) / 255;
makevectors(view_angles);
R_BeginPolygon(autocvar_cl_tonguemode == 1 ? "sprites/_tongue.spr_0.tga" : "sprites/tongue.spr_0.tga", 0, 0);
R_PolygonVertex(forg + v_right * fsize[0] - v_up * fsize[1],
[1,1], col1, 1.0f);
R_PolygonVertex(forg - v_right * fsize[0] - v_up * fsize[1],
[0,1], col1, 1.0f);
R_PolygonVertex(morg - v_right * fsize[0] + v_up * fsize[1],
[0,0], col2, 1.0f);
R_PolygonVertex(morg + v_right * fsize[0] + v_up * fsize[1],
[1,0], col2, 1.0f);
R_EndPolygon();
addentity(self);
return PREDRAW_NEXT;
}
#endif
/* spawn and pull */
void
w_grapple_primary(void)
{
player pl = (player)self;
if (pl.hook != __NULL__) {
/* play the looping reel anim once */
if (pl.a_ammo1 == 1) {
pl.a_ammo1 = 2;
Weapons_ViewAnimation(BARN_FIRETRAVEL);
} else if (pl.a_ammo1 == 2) {
pl.hook.skin = 1; /* grappled */
}
if (pl.w_attack_next > 0.0) {
return;
}
#ifdef SERVER
Weapons_MakeVectors();
vector src = Weapons_GetCameraPos();
traceline(src, src + (v_forward * 32), FALSE, pl);
if (trace_ent.takedamage == DAMAGE_YES && trace_ent.iBleeds) {
Damage_Apply(trace_ent, pl, 25, WEAPON_GRAPPLE, DMG_GENERIC);
}
#endif
pl.w_attack_next = 0.5f;
return;
}
Weapons_MakeVectors();
pl.hook = spawn();
#ifdef CLIENT
/*setmodel(pl.hook, "models/v_bgrap_tonguetip.mdl");*/
pl.hook.drawmask = MASK_ENGINE;
pl.hook.predraw = grapple_predraw;
#else
sound(pl, CHAN_WEAPON, "weapons/bgrapple_fire.wav", 1.0, ATTN_NORM);
sound(pl, CHAN_VOICE, "weapons/bgrapple_pull.wav", 1.0, ATTN_NORM);
#endif
setorigin(pl.hook, Weapons_GetCameraPos() + (v_forward * 16));
pl.hook.owner = self;
pl.hook.velocity = v_forward * 1500;
pl.hook.movetype = MOVETYPE_FLYMISSILE;
pl.hook.solid = SOLID_BBOX;
pl.hook.angles = vectoangles(pl.hook.velocity);
pl.hook.touch = Grapple_Touch;
setsize(pl.hook, [0,0,0], [0,0,0]);
Weapons_ViewAnimation(BARN_FIRE);
}
/* let go, hang */
void
w_grapple_secondary(void)
{
player pl = (player)self;
if (pl.hook == __NULL__) {
return;
}
pl.hook.skin = 0; /* ungrappled */
}
/* de-spawn and play idle anims */
void
w_grapple_release(void)
{
player pl = (player)self;
if (pl.hook != __NULL__) {
pl.a_ammo1 = 0; /* cache */
pl.hook.skin = 0; /* ungrappled */
remove(pl.hook);
#ifdef CLIENT
Weapons_ViewAnimation(BARN_FIRERELEASE);
#else
sound(pl, CHAN_VOICE, "weapons/bgrapple_release.wav", 1.0, ATTN_NORM);
#endif
pl.w_idle_next = 1.0f;
pl.hook = __NULL__;
}
if (pl.w_idle_next > 0.0) {
return;
}
int r = (float)input_sequence % 3;
switch (r) {
case 1:
Weapons_ViewAnimation(BARN_IDLE1);
pl.w_idle_next = 2.566667f;
break;
case 2:
Weapons_ViewAnimation(BARN_IDLE2);
pl.w_idle_next = 10.0f;
break;
default:
Weapons_ViewAnimation(BARN_IDLE3);
pl.w_idle_next = 1.35f;
break;
}
}
float
w_grapple_aimanim(void)
{
return self.flags & FL_CROUCHING ? ANIM_CR_AIMSQUEAK : ANIM_AIMSQUEAK;
}
void
w_grapple_hudpic(int selected, vector pos, float a)
{
#ifdef CLIENT
if (selected) {
drawsubpic(
pos,
[170,45],
"sprites/640hudof02.spr_0.tga",
[0,45/256],
[170/256,45/256],
g_hud_color,
a,
DRAWFLAG_ADDITIVE
);
} else {
drawsubpic(
pos,
[170,45],
"sprites/640hudof01.spr_0.tga",
[0,45/256],
[170/256,45/256],
g_hud_color,
a,
DRAWFLAG_ADDITIVE
);
}
#endif
}
weapon_t w_grapple =
{
.name = "grapple",
.id = ITEM_GRAPPLE,
.slot = 0,
.slot_pos = 3,
.draw = w_grapple_draw,
.holster = w_grapple_holster,
.primary = w_grapple_primary,
.secondary = w_grapple_secondary,
.reload = __NULL__,
.release = w_grapple_release,
.crosshair = __NULL__,
.precache = w_grapple_precache,
.pickup = __NULL__,
.updateammo = w_grapple_updateammo,
.wmodel = w_grapple_wmodel,
.pmodel = w_grapple_pmodel,
.deathmsg = w_grapple_deathmsg,
.aimanim = w_grapple_aimanim,
.hudpic = w_grapple_hudpic
};
/* entity definitions for pickups */
#ifdef SERVER
void
weapon_grapple(void)
{
Weapons_InitItem(WEAPON_GRAPPLE);
}
#endif