diff options
Diffstat (limited to 'src/cgame/cg_weapons.c')
| -rw-r--r-- | src/cgame/cg_weapons.c | 1994 |
1 files changed, 1994 insertions, 0 deletions
diff --git a/src/cgame/cg_weapons.c b/src/cgame/cg_weapons.c new file mode 100644 index 00000000..a5535586 --- /dev/null +++ b/src/cgame/cg_weapons.c @@ -0,0 +1,1994 @@ +// Copyright (C) 1999-2000 Id Software, Inc. +// +// cg_weapons.c -- events and effects dealing with weapons + +/* + * Portions Copyright (C) 2000-2001 Tim Angus + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +/* To assertain which portions are licensed under the GPL and which are + * licensed by Id Software, Inc. please run a diff between the equivalent + * versions of the "Tremulous" modification and the unmodified "Quake3" + * game source code. + */ + +#include "cg_local.h" + +/* +========================== +CG_MachineGunEjectBrass +========================== +*/ +static void CG_MachineGunEjectBrass( centity_t *cent ) { + localEntity_t *le; + refEntity_t *re; + vec3_t velocity, xvelocity; + vec3_t offset, xoffset; + float waterScale = 1.0f; + vec3_t v[3]; + + if ( cg_brassTime.integer <= 0 ) { + return; + } + + le = CG_AllocLocalEntity(); + re = &le->refEntity; + + velocity[0] = 0; + velocity[1] = -50 + 40 * crandom(); + velocity[2] = 100 + 50 * crandom(); + + le->leType = LE_FRAGMENT; + le->startTime = cg.time; + le->endTime = le->startTime + cg_brassTime.integer + ( cg_brassTime.integer / 4 ) * random(); + + le->pos.trType = TR_GRAVITY; + le->pos.trTime = cg.time - (rand()&15); + + AnglesToAxis( cent->lerpAngles, v ); + + offset[0] = 8; + offset[1] = -4; + offset[2] = 24; + + xoffset[0] = offset[0] * v[0][0] + offset[1] * v[1][0] + offset[2] * v[2][0]; + xoffset[1] = offset[0] * v[0][1] + offset[1] * v[1][1] + offset[2] * v[2][1]; + xoffset[2] = offset[0] * v[0][2] + offset[1] * v[1][2] + offset[2] * v[2][2]; + VectorAdd( cent->lerpOrigin, xoffset, re->origin ); + + VectorCopy( re->origin, le->pos.trBase ); + + if ( CG_PointContents( re->origin, -1 ) & CONTENTS_WATER ) { + waterScale = 0.10f; + } + + xvelocity[0] = velocity[0] * v[0][0] + velocity[1] * v[1][0] + velocity[2] * v[2][0]; + xvelocity[1] = velocity[0] * v[0][1] + velocity[1] * v[1][1] + velocity[2] * v[2][1]; + xvelocity[2] = velocity[0] * v[0][2] + velocity[1] * v[1][2] + velocity[2] * v[2][2]; + VectorScale( xvelocity, waterScale, le->pos.trDelta ); + + AxisCopy( axisDefault, re->axis ); + re->hModel = cgs.media.machinegunBrassModel; + + le->bounceFactor = 0.4 * waterScale; + + le->angles.trType = TR_LINEAR; + le->angles.trTime = cg.time; + le->angles.trBase[0] = rand()&31; + le->angles.trBase[1] = rand()&31; + le->angles.trBase[2] = rand()&31; + le->angles.trDelta[0] = 2; + le->angles.trDelta[1] = 1; + le->angles.trDelta[2] = 0; + + le->leFlags = LEF_TUMBLE; + le->leBounceSoundType = LEBS_BRASS; + le->leMarkType = LEMT_NONE; +} + +/* +========================== +CG_ShotgunEjectBrass +========================== +*/ +static void CG_ShotgunEjectBrass( centity_t *cent ) { + localEntity_t *le; + refEntity_t *re; + vec3_t velocity, xvelocity; + vec3_t offset, xoffset; + vec3_t v[3]; + int i; + + if ( cg_brassTime.integer <= 0 ) { + return; + } + + for ( i = 0; i < 2; i++ ) { + float waterScale = 1.0f; + + le = CG_AllocLocalEntity(); + re = &le->refEntity; + + velocity[0] = 60 + 60 * crandom(); + if ( i == 0 ) { + velocity[1] = 40 + 10 * crandom(); + } else { + velocity[1] = -40 + 10 * crandom(); + } + velocity[2] = 100 + 50 * crandom(); + + le->leType = LE_FRAGMENT; + le->startTime = cg.time; + le->endTime = le->startTime + cg_brassTime.integer*3 + cg_brassTime.integer * random(); + + le->pos.trType = TR_GRAVITY; + le->pos.trTime = cg.time; + + AnglesToAxis( cent->lerpAngles, v ); + + offset[0] = 8; + offset[1] = 0; + offset[2] = 24; + + xoffset[0] = offset[0] * v[0][0] + offset[1] * v[1][0] + offset[2] * v[2][0]; + xoffset[1] = offset[0] * v[0][1] + offset[1] * v[1][1] + offset[2] * v[2][1]; + xoffset[2] = offset[0] * v[0][2] + offset[1] * v[1][2] + offset[2] * v[2][2]; + VectorAdd( cent->lerpOrigin, xoffset, re->origin ); + VectorCopy( re->origin, le->pos.trBase ); + if ( CG_PointContents( re->origin, -1 ) & CONTENTS_WATER ) { + waterScale = 0.10f; + } + + xvelocity[0] = velocity[0] * v[0][0] + velocity[1] * v[1][0] + velocity[2] * v[2][0]; + xvelocity[1] = velocity[0] * v[0][1] + velocity[1] * v[1][1] + velocity[2] * v[2][1]; + xvelocity[2] = velocity[0] * v[0][2] + velocity[1] * v[1][2] + velocity[2] * v[2][2]; + VectorScale( xvelocity, waterScale, le->pos.trDelta ); + + AxisCopy( axisDefault, re->axis ); + re->hModel = cgs.media.shotgunBrassModel; + le->bounceFactor = 0.3f; + + le->angles.trType = TR_LINEAR; + le->angles.trTime = cg.time; + le->angles.trBase[0] = rand()&31; + le->angles.trBase[1] = rand()&31; + le->angles.trBase[2] = rand()&31; + le->angles.trDelta[0] = 1; + le->angles.trDelta[1] = 0.5; + le->angles.trDelta[2] = 0; + + le->leFlags = LEF_TUMBLE; + le->leBounceSoundType = LEBS_BRASS; + le->leMarkType = LEMT_NONE; + } +} + + +/* +========================== +CG_RailTrail +========================== +*/ +void CG_RailTrail( clientInfo_t *ci, vec3_t start, vec3_t end ) { + localEntity_t *le; + refEntity_t *re; + + // + // rings + // + le = CG_AllocLocalEntity(); + re = &le->refEntity; + + le->leType = LE_FADE_RGB; + le->startTime = cg.time; + le->endTime = cg.time + cg_railTrailTime.value; + le->lifeRate = 1.0 / ( le->endTime - le->startTime ); + + re->shaderTime = cg.time / 1000.0f; + re->reType = RT_RAIL_RINGS; + re->customShader = cgs.media.railRingsShader; + + VectorCopy( start, re->origin ); + VectorCopy( end, re->oldorigin ); + + // nudge down a bit so it isn't exactly in center + re->origin[2] -= 8; + re->oldorigin[2] -= 8; + + le->color[0] = ci->color[0] * 0.75; + le->color[1] = ci->color[1] * 0.75; + le->color[2] = ci->color[2] * 0.75; + le->color[3] = 1.0f; + + AxisClear( re->axis ); + + // + // core + // + le = CG_AllocLocalEntity(); + re = &le->refEntity; + + le->leType = LE_FADE_RGB; + le->startTime = cg.time; + le->endTime = cg.time + cg_railTrailTime.value; + le->lifeRate = 1.0 / ( le->endTime - le->startTime ); + + re->shaderTime = cg.time / 1000.0f; + re->reType = RT_RAIL_CORE; + re->customShader = cgs.media.railCoreShader; + + VectorCopy( start, re->origin ); + VectorCopy( end, re->oldorigin ); + + // nudge down a bit so it isn't exactly in center + re->origin[2] -= 8; + re->oldorigin[2] -= 8; + + le->color[0] = ci->color[0] * 0.75; + le->color[1] = ci->color[1] * 0.75; + le->color[2] = ci->color[2] * 0.75; + le->color[3] = 1.0f; + + AxisClear( re->axis ); +} + +/* +========================== +CG_RocketTrail +========================== +*/ +static void CG_RocketTrail( centity_t *ent, const weaponInfo_t *wi ) { + int step; + vec3_t origin, lastPos; + int t; + int startTime, contents; + int lastContents; + entityState_t *es; + vec3_t up; + localEntity_t *smoke; + + up[0] = 0; + up[1] = 0; + up[2] = 0; + + step = 50; + + es = &ent->currentState; + startTime = ent->trailTime; + t = step * ( (startTime + step) / step ); + + BG_EvaluateTrajectory( &es->pos, cg.time, origin ); + contents = CG_PointContents( origin, -1 ); + + // if object (e.g. grenade) is stationary, don't toss up smoke + if ( es->pos.trType == TR_STATIONARY ) { + ent->trailTime = cg.time; + return; + } + + BG_EvaluateTrajectory( &es->pos, ent->trailTime, lastPos ); + lastContents = CG_PointContents( lastPos, -1 ); + + ent->trailTime = cg.time; + + if ( contents & ( CONTENTS_WATER | CONTENTS_SLIME | CONTENTS_LAVA ) ) { + if ( contents & lastContents & CONTENTS_WATER ) { + CG_BubbleTrail( lastPos, origin, 8 ); + } + return; + } + + for ( ; t <= ent->trailTime ; t += step ) { + BG_EvaluateTrajectory( &es->pos, t, lastPos ); + + smoke = CG_SmokePuff( lastPos, up, + wi->trailRadius, + 1, 1, 1, 0.33f, + wi->wiTrailTime, + t, + 0, + 0, + cgs.media.smokePuffShader ); + // use the optimized local entity add + smoke->leType = LE_SCALE_FADE; + } + +} + +/* +========================== +CG_GrappleTrail +========================== +*/ +void CG_GrappleTrail( centity_t *ent, const weaponInfo_t *wi ) { + vec3_t origin; + entityState_t *es; + vec3_t forward, up; + refEntity_t beam; + + es = &ent->currentState; + + BG_EvaluateTrajectory( &es->pos, cg.time, origin ); + ent->trailTime = cg.time; + + memset( &beam, 0, sizeof( beam ) ); + //FIXME adjust for muzzle position + VectorCopy ( cg_entities[ ent->currentState.otherEntityNum ].lerpOrigin, beam.origin ); + beam.origin[2] += 26; + AngleVectors( cg_entities[ ent->currentState.otherEntityNum ].lerpAngles, forward, NULL, up ); + VectorMA( beam.origin, -6, up, beam.origin ); + VectorCopy( origin, beam.oldorigin ); + + if (Distance( beam.origin, beam.oldorigin ) < 64 ) + return; // Don't draw if close + + beam.reType = RT_LIGHTNING; + beam.customShader = cgs.media.lightningShader; + + AxisClear( beam.axis ); + beam.shaderRGBA[0] = 0xff; + beam.shaderRGBA[1] = 0xff; + beam.shaderRGBA[2] = 0xff; + beam.shaderRGBA[3] = 0xff; + trap_R_AddRefEntityToScene( &beam ); +} + +/* +========================== +CG_GrenadeTrail +========================== +*/ +static void CG_GrenadeTrail( centity_t *ent, const weaponInfo_t *wi ) { + CG_RocketTrail( ent, wi ); +} + +/* +================= +CG_RegisterUpgrade + +The server says this item is used on this level +================= +*/ +void CG_RegisterUpgrade( int upgradeNum ) { + upgradeInfo_t *upgradeInfo; + gitem_t *item; + char path[MAX_QPATH]; + int i; + + upgradeInfo = &cg_upgrades[ upgradeNum ]; + + if ( upgradeNum == 0 ) { + return; + } + + if ( upgradeInfo->registered ) { + return; + } + + memset( upgradeInfo, 0, sizeof( *upgradeInfo ) ); + upgradeInfo->registered = qtrue; + + for ( item = bg_itemlist + 1 ; item->classname ; item++ ) { + if ( item->giType == IT_UPGRADE && item->giTag == upgradeNum ) { + upgradeInfo->item = item; + break; + } + } + if ( !item->classname ) { + CG_Error( "Couldn't find upgrade %i", upgradeNum ); + } + CG_RegisterItemVisuals( item - bg_itemlist ); + + upgradeInfo->upgradeIcon = trap_R_RegisterShader( item->icon ); +} + +/* +================= +CG_RegisterWeapon + +The server says this item is used on this level +================= +*/ +void CG_RegisterWeapon( int weaponNum ) { + weaponInfo_t *weaponInfo; + gitem_t *item, *ammo; + char path[MAX_QPATH]; + vec3_t mins, maxs; + int i; + + weaponInfo = &cg_weapons[weaponNum]; + + if ( weaponNum == 0 ) { + return; + } + + if ( weaponInfo->registered ) { + return; + } + + memset( weaponInfo, 0, sizeof( *weaponInfo ) ); + weaponInfo->registered = qtrue; + + for ( item = bg_itemlist + 1 ; item->classname ; item++ ) { + if ( item->giType == IT_WEAPON && item->giTag == weaponNum ) { + weaponInfo->item = item; + break; + } + } + if ( !item->classname ) { + CG_Error( "Couldn't find weapon %i", weaponNum ); + } + CG_RegisterItemVisuals( item - bg_itemlist ); + + // load cmodel before model so filecache works + weaponInfo->weaponModel = trap_R_RegisterModel( item->world_model[0] ); + + // calc midpoint for rotation + trap_R_ModelBounds( weaponInfo->weaponModel, mins, maxs ); + for ( i = 0 ; i < 3 ; i++ ) { + weaponInfo->weaponMidpoint[i] = mins[i] + 0.5 * ( maxs[i] - mins[i] ); + } + + weaponInfo->weaponIcon = trap_R_RegisterShader( item->icon ); + weaponInfo->ammoIcon = trap_R_RegisterShader( item->icon ); + + for ( ammo = bg_itemlist + 1 ; ammo->classname ; ammo++ ) { + if ( ammo->giType == IT_AMMO && ammo->giTag == weaponNum ) { + break; + } + } + if ( ammo->classname && ammo->world_model[0] ) { + weaponInfo->ammoModel = trap_R_RegisterModel( ammo->world_model[0] ); + } + + strcpy( path, item->world_model[0] ); + COM_StripExtension( path, path ); + strcat( path, "_flash.md3" ); + weaponInfo->flashModel = trap_R_RegisterModel( path ); + + strcpy( path, item->world_model[0] ); + COM_StripExtension( path, path ); + strcat( path, "_barrel.md3" ); + weaponInfo->barrelModel = trap_R_RegisterModel( path ); + + strcpy( path, item->world_model[0] ); + COM_StripExtension( path, path ); + strcat( path, "_hand.md3" ); + weaponInfo->handsModel = trap_R_RegisterModel( path ); + + if ( !weaponInfo->handsModel ) { + weaponInfo->handsModel = trap_R_RegisterModel( "models/weapons2/shotgun/shotgun_hand.md3" ); + } + + weaponInfo->loopFireSound = qfalse; + + switch ( weaponNum ) { + case WP_GAUNTLET: + MAKERGB( weaponInfo->flashDlightColor, 0.6f, 0.6f, 1.0f ); + weaponInfo->firingSound = trap_S_RegisterSound( "sound/weapons/melee/fstrun.wav", qfalse ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/melee/fstatck.wav", qfalse ); + break; + + case WP_LIGHTNING: + MAKERGB( weaponInfo->flashDlightColor, 0.6f, 0.6f, 1.0f ); + weaponInfo->readySound = trap_S_RegisterSound( "sound/weapons/melee/fsthum.wav", qfalse ); + weaponInfo->firingSound = trap_S_RegisterSound( "sound/weapons/lightning/lg_hum.wav", qfalse ); + + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/lightning/lg_fire.wav", qfalse ); + cgs.media.lightningShader = trap_R_RegisterShader( "lightningBolt"); + cgs.media.lightningExplosionModel = trap_R_RegisterModel( "models/weaphits/crackle.md3" ); + cgs.media.sfx_lghit1 = trap_S_RegisterSound( "sound/weapons/lightning/lg_hit.wav", qfalse ); + cgs.media.sfx_lghit2 = trap_S_RegisterSound( "sound/weapons/lightning/lg_hit2.wav", qfalse ); + cgs.media.sfx_lghit3 = trap_S_RegisterSound( "sound/weapons/lightning/lg_hit3.wav", qfalse ); + + break; + + case WP_GRAPPLING_HOOK: + MAKERGB( weaponInfo->flashDlightColor, 0.6f, 0.6f, 1.0f ); + weaponInfo->missileModel = trap_R_RegisterModel( "models/ammo/rocket/rocket.md3" ); + weaponInfo->missileTrailFunc = CG_GrappleTrail; + weaponInfo->missileDlight = 200; + weaponInfo->wiTrailTime = 2000; + weaponInfo->trailRadius = 64; + MAKERGB( weaponInfo->missileDlightColor, 1, 0.75f, 0 ); + weaponInfo->readySound = trap_S_RegisterSound( "sound/weapons/melee/fsthum.wav", qfalse ); + weaponInfo->firingSound = trap_S_RegisterSound( "sound/weapons/melee/fstrun.wav", qfalse ); + break; + + case WP_MACHINEGUN: + MAKERGB( weaponInfo->flashDlightColor, 1, 1, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf1b.wav", qfalse ); + weaponInfo->flashSound[1] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf2b.wav", qfalse ); + weaponInfo->flashSound[2] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf3b.wav", qfalse ); + weaponInfo->flashSound[3] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf4b.wav", qfalse ); + weaponInfo->ejectBrassFunc = CG_MachineGunEjectBrass; + cgs.media.bulletExplosionShader = trap_R_RegisterShader( "bulletExplosion" ); + break; + + case WP_CHAINGUN: + MAKERGB( weaponInfo->flashDlightColor, 1, 1, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf1b.wav", qfalse ); + weaponInfo->flashSound[1] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf2b.wav", qfalse ); + weaponInfo->flashSound[2] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf3b.wav", qfalse ); + weaponInfo->flashSound[3] = trap_S_RegisterSound( "sound/weapons/machinegun/machgf4b.wav", qfalse ); + weaponInfo->ejectBrassFunc = CG_MachineGunEjectBrass; + cgs.media.bulletExplosionShader = trap_R_RegisterShader( "bulletExplosion" ); + break; + + case WP_SHOTGUN: + MAKERGB( weaponInfo->flashDlightColor, 1, 1, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/shotgun/sshotf1b.wav", qfalse ); + weaponInfo->ejectBrassFunc = CG_ShotgunEjectBrass; + break; + + case WP_ROCKET_LAUNCHER: + weaponInfo->missileModel = trap_R_RegisterModel( "models/ammo/rocket/rocket.md3" ); + weaponInfo->missileSound = trap_S_RegisterSound( "sound/weapons/rocket/rockfly.wav", qfalse ); + weaponInfo->missileTrailFunc = CG_RocketTrail; + weaponInfo->missileDlight = 200; + weaponInfo->wiTrailTime = 2000; + weaponInfo->trailRadius = 64; + MAKERGB( weaponInfo->missileDlightColor, 1, 0.75f, 0 ); + MAKERGB( weaponInfo->flashDlightColor, 1, 0.75f, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/rocket/rocklf1a.wav", qfalse ); + cgs.media.rocketExplosionShader = trap_R_RegisterShader( "rocketExplosion" ); + break; + + case WP_GRENADE_LAUNCHER: + weaponInfo->missileModel = trap_R_RegisterModel( "models/ammo/grenade1.md3" ); + weaponInfo->missileTrailFunc = CG_GrenadeTrail; + weaponInfo->wiTrailTime = 700; + weaponInfo->trailRadius = 32; + MAKERGB( weaponInfo->flashDlightColor, 1, 0.70f, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/grenade/grenlf1a.wav", qfalse ); + cgs.media.grenadeExplosionShader = trap_R_RegisterShader( "grenadeExplosion" ); + break; + + case WP_FLAMER: + weaponInfo->missileSound = trap_S_RegisterSound( "sound/weapons/plasma/lasfly.wav", qfalse ); + MAKERGB( weaponInfo->flashDlightColor, 0.25, 0.1, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/plasma/rg_hum.wav", qfalse ); + cgs.media.flameExplShader = trap_R_RegisterShader( "rocketExplosion" ); + break; + + case WP_PLASMAGUN: + weaponInfo->missileSound = trap_S_RegisterSound( "sound/weapons/plasma/lasfly.wav", qfalse ); + MAKERGB( weaponInfo->flashDlightColor, 0.6f, 0.6f, 1.0f ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/plasma/hyprbf1a.wav", qfalse ); + cgs.media.plasmaExplosionShader = trap_R_RegisterShader( "plasmaExplosion" ); + break; + + case WP_RAILGUN: + weaponInfo->readySound = trap_S_RegisterSound( "sound/weapons/railgun/rg_hum.wav", qfalse ); + MAKERGB( weaponInfo->flashDlightColor, 1, 0.5f, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/railgun/railgf1a.wav", qfalse ); + cgs.media.railExplosionShader = trap_R_RegisterShader( "railExplosion" ); + cgs.media.railRingsShader = trap_R_RegisterShader( "railDisc" ); + cgs.media.railCoreShader = trap_R_RegisterShader( "railCore" ); + break; + + case WP_BFG: + weaponInfo->readySound = trap_S_RegisterSound( "sound/weapons/bfg/bfg_hum.wav", qfalse ); + MAKERGB( weaponInfo->flashDlightColor, 1, 0.7f, 1 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/bfg/bfg_fire.wav", qfalse ); + cgs.media.bfgExplosionShader = trap_R_RegisterShader( "bfgExplosion" ); + weaponInfo->missileModel = trap_R_RegisterModel( "models/weaphits/bfg.md3" ); + weaponInfo->missileSound = trap_S_RegisterSound( "sound/weapons/rocket/rockfly.wav", qfalse ); + break; + + case WP_VENOM: + MAKERGB( weaponInfo->flashDlightColor, 0, 0, 0 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/melee/fstatck.wav", qfalse ); + break; + + case WP_ABUILD: + case WP_HBUILD: + case WP_SCANNER: + //nowt + break; + + default: + MAKERGB( weaponInfo->flashDlightColor, 1, 1, 1 ); + weaponInfo->flashSound[0] = trap_S_RegisterSound( "sound/weapons/rocket/rocklf1a.wav", qfalse ); + break; + } +} + +/* +================= +CG_RegisterItemVisuals + +The server says this item is used on this level +================= +*/ +void CG_RegisterItemVisuals( int itemNum ) { + itemInfo_t *itemInfo; + gitem_t *item; + int i; + + itemInfo = &cg_items[ itemNum ]; + if ( itemInfo->registered ) { + return; + } + + item = &bg_itemlist[ itemNum ]; + + memset( itemInfo, 0, sizeof( &itemInfo ) ); + itemInfo->registered = qtrue; + + itemInfo->icon = trap_R_RegisterShader( item->icon ); + + if ( item->giType == IT_WEAPON ) { + CG_RegisterWeapon( item->giTag ); + } + + for( i = 0; i < 4; i++ ) + { + if( item->world_model[ i ] ) + itemInfo->models[i] = trap_R_RegisterModel( item->world_model[i] ); + } + +} + + +/* +======================================================================================== + +VIEW WEAPON + +======================================================================================== +*/ + +/* +================= +CG_MapTorsoToWeaponFrame + +================= +*/ +static int CG_MapTorsoToWeaponFrame( clientInfo_t *ci, int frame ) { + + // change weapon + if ( frame >= ci->animations[TORSO_DROP].firstFrame + && frame < ci->animations[TORSO_DROP].firstFrame + 9 ) { + return frame - ci->animations[TORSO_DROP].firstFrame + 6; + } + + // stand attack + if ( frame >= ci->animations[TORSO_ATTACK].firstFrame + && frame < ci->animations[TORSO_ATTACK].firstFrame + 6 ) { + return 1 + frame - ci->animations[TORSO_ATTACK].firstFrame; + } + + // stand attack 2 + if ( frame >= ci->animations[TORSO_ATTACK2].firstFrame + && frame < ci->animations[TORSO_ATTACK2].firstFrame + 6 ) { + return 1 + frame - ci->animations[TORSO_ATTACK].firstFrame; + } + + return 0; +} + + +/* +============== +CG_CalculateWeaponPosition +============== +*/ +static void CG_CalculateWeaponPosition( vec3_t origin, vec3_t angles ) { + float scale; + int delta; + float fracsin; + int bob; + + VectorCopy( cg.refdef.vieworg, origin ); + VectorCopy( cg.refdefViewAngles, angles ); + + // on odd legs, invert some angles + if ( cg.bobcycle & 1 ) { + scale = -cg.xyspeed; + } else { + scale = cg.xyspeed; + } + + // gun angles from bobbing + //TA: bob amount is class dependant + BG_unpackAttributes( NULL, &bob, NULL, cg.predictedPlayerState.stats ); + if( bob != 0 ) + { + angles[ROLL] += scale * cg.bobfracsin * 0.005; + angles[YAW] += scale * cg.bobfracsin * 0.01; + angles[PITCH] += cg.xyspeed * cg.bobfracsin * 0.005; + } + + // drop the weapon when landing + if( !( cg.predictedPlayerState.stats[ STAT_ABILITIES ] & SCA_NOWEAPONDRIFT ) ) + { + delta = cg.time - cg.landTime; + if ( delta < LAND_DEFLECT_TIME ) + { + origin[2] += cg.landChange*0.25 * delta / LAND_DEFLECT_TIME; + } + else if ( delta < LAND_DEFLECT_TIME + LAND_RETURN_TIME ) + { + origin[2] += cg.landChange*0.25 * + (LAND_DEFLECT_TIME + LAND_RETURN_TIME - delta) / LAND_RETURN_TIME; + } + + //TA: huh? why drop the weapon when stair climbing... just as well this isn't actually used :) +#if 0 + // drop the weapon when stair climbing + delta = cg.time - cg.stepTime; + if ( delta < STEP_TIME/2 ) { + origin[2] -= cg.stepChange*0.25 * delta / (STEP_TIME/2); + } else if ( delta < STEP_TIME ) { + origin[2] -= cg.stepChange*0.25 * (STEP_TIME - delta) / (STEP_TIME/2); + } +#endif + + // idle drift + scale = cg.xyspeed + 40; + fracsin = sin( cg.time * 0.001 ); + angles[ROLL] += scale * fracsin * 0.01; + angles[YAW] += scale * fracsin * 0.01; + angles[PITCH] += scale * fracsin * 0.01; + } +} + + +/* +=============== +CG_LightningBolt + +Origin will be the exact tag point, which is slightly +different than the muzzle point used for determining hits. +The cent should be the non-predicted cent if it is from the player, +so the endpoint will reflect the simulated strike (lagging the predicted +angle) +=============== +*/ +static void CG_LightningBolt( centity_t *cent, vec3_t origin ) { + trace_t trace; + refEntity_t beam; + vec3_t forward; + vec3_t muzzlePoint, endPoint; + + if ( cent->currentState.weapon != WP_LIGHTNING ) { + return; + } + + memset( &beam, 0, sizeof( beam ) ); + + // find muzzle point for this frame + VectorCopy( cent->lerpOrigin, muzzlePoint ); + AngleVectors( cent->lerpAngles, forward, NULL, NULL ); + + // FIXME: crouch + muzzlePoint[2] += DEFAULT_VIEWHEIGHT; + + VectorMA( muzzlePoint, 14, forward, muzzlePoint ); + + // project forward by the lightning range + VectorMA( muzzlePoint, LIGHTNING_RANGE, forward, endPoint ); + + // see if it hit a wall + CG_Trace( &trace, muzzlePoint, vec3_origin, vec3_origin, endPoint, + cent->currentState.number, MASK_SHOT ); + + // this is the endpoint + VectorCopy( trace.endpos, beam.oldorigin ); + + // use the provided origin, even though it may be slightly + // different than the muzzle origin + VectorCopy( origin, beam.origin ); + + beam.reType = RT_LIGHTNING; + beam.customShader = cgs.media.lightningShader; + trap_R_AddRefEntityToScene( &beam ); + + // add the impact flare if it hit something + if ( trace.fraction < 1.0 ) { + vec3_t angles; + vec3_t dir; + + VectorSubtract( beam.oldorigin, beam.origin, dir ); + VectorNormalize( dir ); + + memset( &beam, 0, sizeof( beam ) ); + beam.hModel = cgs.media.lightningExplosionModel; + + VectorMA( trace.endpos, -16, dir, beam.origin ); + + // make a random orientation + angles[0] = rand() % 360; + angles[1] = rand() % 360; + angles[2] = rand() % 360; + AnglesToAxis( angles, beam.axis ); + trap_R_AddRefEntityToScene( &beam ); + } +} + + +/* +=============== +CG_SpawnRailTrail + +Origin will be the exact tag point, which is slightly +different than the muzzle point used for determining hits. +=============== +*/ +static void CG_SpawnRailTrail( centity_t *cent, vec3_t origin ) { + clientInfo_t *ci; + + if ( cent->currentState.weapon != WP_RAILGUN ) { + return; + } + if ( !cent->pe.railgunFlash ) { + return; + } + cent->pe.railgunFlash = qtrue; + ci = &cgs.clientinfo[ cent->currentState.clientNum ]; + CG_RailTrail( ci, origin, cent->pe.railgunImpact ); +} + + +/* +====================== +CG_MachinegunSpinAngle +====================== +*/ +#define SPIN_SPEED 0.9 +#define COAST_TIME 1000 +static float CG_MachinegunSpinAngle( centity_t *cent ) { + int delta; + float angle; + float speed; + + delta = cg.time - cent->pe.barrelTime; + if ( cent->pe.barrelSpinning ) { + angle = cent->pe.barrelAngle + delta * SPIN_SPEED; + } else { + if ( delta > COAST_TIME ) { + delta = COAST_TIME; + } + + speed = 0.5 * ( SPIN_SPEED + (float)( COAST_TIME - delta ) / COAST_TIME ); + angle = cent->pe.barrelAngle + delta * speed; + } + + if ( cent->pe.barrelSpinning == !(cent->currentState.eFlags & EF_FIRING) ) { + cent->pe.barrelTime = cg.time; + cent->pe.barrelAngle = AngleMod( angle ); + cent->pe.barrelSpinning = !!(cent->currentState.eFlags & EF_FIRING); + } + + return angle; +} + + +/* +======================== +CG_AddWeaponWithPowerups +======================== +*/ +static void CG_AddWeaponWithPowerups( refEntity_t *gun, int powerups ) { + // add powerup effects + /*if ( powerups & ( 1 << PW_INVIS ) ) { + gun->customShader = cgs.media.invisShader; + trap_R_AddRefEntityToScene( gun ); + } else*/ { + trap_R_AddRefEntityToScene( gun ); + + /*if ( powerups & ( 1 << PW_BATTLESUIT ) ) { + gun->customShader = cgs.media.battleWeaponShader; + trap_R_AddRefEntityToScene( gun ); + } + if ( powerups & ( 1 << PW_QUAD ) ) { + gun->customShader = cgs.media.quadWeaponShader; + trap_R_AddRefEntityToScene( gun ); + }*/ + } +} + + +/* +============= +CG_AddPlayerWeapon + +Used for both the view weapon (ps is valid) and the world modelother character models (ps is NULL) +The main player will have this called for BOTH cases, so effects like light and +sound should only be done on the world model case. +============= +*/ +void CG_AddPlayerWeapon( refEntity_t *parent, playerState_t *ps, centity_t *cent ) { + refEntity_t gun; + refEntity_t barrel; + refEntity_t flash; + vec3_t angles; + weapon_t weaponNum; + weaponInfo_t *weapon; + centity_t *nonPredictedCent; + + weaponNum = cent->currentState.weapon; + + CG_RegisterWeapon( weaponNum ); + weapon = &cg_weapons[weaponNum]; + + // add the weapon + memset( &gun, 0, sizeof( gun ) ); + VectorCopy( parent->lightingOrigin, gun.lightingOrigin ); + gun.shadowPlane = parent->shadowPlane; + gun.renderfx = parent->renderfx; + + // set custom shading for railgun refire rate + if ( ps ) { + if ( cg.predictedPlayerState.weapon == WP_RAILGUN + && cg.predictedPlayerState.weaponstate == WEAPON_FIRING ) { + float f; + + f = (float)cg.predictedPlayerState.weaponTime / 1500; + gun.shaderRGBA[1] = 0; + gun.shaderRGBA[0] = + gun.shaderRGBA[2] = 255 * ( 1.0 - f ); + } else { + gun.shaderRGBA[0] = 255; + gun.shaderRGBA[1] = 255; + gun.shaderRGBA[2] = 255; + gun.shaderRGBA[3] = 255; + } + } + + gun.hModel = weapon->weaponModel; + if (!gun.hModel) { + return; + } + + if ( !ps ) { + // add weapon ready sound + cent->pe.lightningFiring = qfalse; + if ( ( cent->currentState.eFlags & EF_FIRING ) && weapon->firingSound ) { + // lightning gun and guantlet make a different sound when fire is held down + trap_S_AddLoopingSound( cent->currentState.number, cent->lerpOrigin, vec3_origin, weapon->firingSound ); + cent->pe.lightningFiring = qtrue; + } else if ( weapon->readySound ) { + trap_S_AddLoopingSound( cent->currentState.number, cent->lerpOrigin, vec3_origin, weapon->readySound ); + } + } + + CG_PositionEntityOnTag( &gun, parent, parent->hModel, "tag_weapon"); + + CG_AddWeaponWithPowerups( &gun, cent->currentState.powerups ); + + // add the spinning barrel + if( weapon->barrelModel ) { + memset( &barrel, 0, sizeof( barrel ) ); + VectorCopy( parent->lightingOrigin, barrel.lightingOrigin ); + barrel.shadowPlane = parent->shadowPlane; + barrel.renderfx = parent->renderfx; + + barrel.hModel = weapon->barrelModel; + angles[YAW] = 0; + angles[PITCH] = 0; + angles[ROLL] = CG_MachinegunSpinAngle( cent ); + AnglesToAxis( angles, barrel.axis ); + + CG_PositionRotatedEntityOnTag( &barrel, &gun, weapon->weaponModel, "tag_barrel" ); + + CG_AddWeaponWithPowerups( &barrel, cent->currentState.powerups ); + } + + // make sure we aren't looking at cg.predictedPlayerEntity for LG + nonPredictedCent = &cg_entities[cent->currentState.clientNum]; + + // if the index of the nonPredictedCent is not the same as the clientNum + // then this is a fake player (like on teh single player podiums), so + // go ahead and use the cent + if( ( nonPredictedCent - cg_entities ) != cent->currentState.clientNum ) { + nonPredictedCent = cent; + } + + // add the flash + if ( ( weaponNum == WP_LIGHTNING || weaponNum == WP_GAUNTLET || weaponNum == WP_GRAPPLING_HOOK ) + && ( nonPredictedCent->currentState.eFlags & EF_FIRING ) ) + { + // continuous flash + } else { + // impulse flash + if ( cg.time - cent->muzzleFlashTime > MUZZLE_FLASH_TIME && !cent->pe.railgunFlash ) { + return; + } + } + + memset( &flash, 0, sizeof( flash ) ); + VectorCopy( parent->lightingOrigin, flash.lightingOrigin ); + flash.shadowPlane = parent->shadowPlane; + flash.renderfx = parent->renderfx; + + flash.hModel = weapon->flashModel; + if (!flash.hModel) { + return; + } + angles[YAW] = 0; + angles[PITCH] = 0; + angles[ROLL] = crandom() * 10; + AnglesToAxis( angles, flash.axis ); + + // colorize the railgun blast + if ( weaponNum == WP_RAILGUN ) { + clientInfo_t *ci; + + ci = &cgs.clientinfo[ cent->currentState.clientNum ]; + flash.shaderRGBA[0] = 255 * ci->color[0]; + flash.shaderRGBA[1] = 255 * ci->color[1]; + flash.shaderRGBA[2] = 255 * ci->color[2]; + } + + CG_PositionRotatedEntityOnTag( &flash, &gun, weapon->weaponModel, "tag_flash"); + trap_R_AddRefEntityToScene( &flash ); + + if ( ps || cg.renderingThirdPerson || + cent->currentState.number != cg.predictedPlayerState.clientNum ) { + // add lightning bolt + CG_LightningBolt( nonPredictedCent, flash.origin ); + + // add rail trail + CG_SpawnRailTrail( cent, flash.origin ); + + // make a dlight for the flash + if ( weapon->flashDlightColor[0] || weapon->flashDlightColor[1] || weapon->flashDlightColor[2] ) { + trap_R_AddLightToScene( flash.origin, 300 + (rand()&31), weapon->flashDlightColor[0], + weapon->flashDlightColor[1], weapon->flashDlightColor[2] ); + } + } +} + +/* +============== +CG_AddViewWeapon + +Add the weapon, and flash for the player's view +============== +*/ +void CG_AddViewWeapon( playerState_t *ps ) { + refEntity_t hand; + centity_t *cent; + clientInfo_t *ci; + float fovOffset; + vec3_t angles; + weaponInfo_t *weapon; + + if ( ps->persistant[PERS_TEAM] == TEAM_SPECTATOR ) { + return; + } + + if ( ps->pm_type == PM_INTERMISSION ) { + return; + } + + // no gun if in third person view + if ( cg.renderingThirdPerson ) { + return; + } + + // allow the gun to be completely removed + if ( !cg_drawGun.integer ) { + vec3_t origin; + + if ( cg.predictedPlayerState.eFlags & EF_FIRING ) { + // special hack for lightning gun... + VectorCopy( cg.refdef.vieworg, origin ); + VectorMA( origin, -8, cg.refdef.viewaxis[2], origin ); + CG_LightningBolt( &cg_entities[ps->clientNum], origin ); + } + return; + } + + // don't draw if testing a gun model + if ( cg.testGun ) { + return; + } + + // drop gun lower at higher fov + //if ( cg_fov.integer > 90 ) { + //TA: the client side variable isn't used ( shouldn't iD have done this anyway? ) + if( cg.refdef.fov_y > 90 ) + fovOffset = -0.2 * ( cg.refdef.fov_y - 90 ); + else + fovOffset = 0; + + cent = &cg.predictedPlayerEntity; // &cg_entities[cg.snap->ps.clientNum]; + CG_RegisterWeapon( ps->weapon ); + weapon = &cg_weapons[ ps->weapon ]; + + memset (&hand, 0, sizeof(hand)); + + // set up gun position + CG_CalculateWeaponPosition( hand.origin, angles ); + + VectorMA( hand.origin, cg_gun_x.value, cg.refdef.viewaxis[0], hand.origin ); + VectorMA( hand.origin, cg_gun_y.value, cg.refdef.viewaxis[1], hand.origin ); + VectorMA( hand.origin, (cg_gun_z.value+fovOffset), cg.refdef.viewaxis[2], hand.origin ); + + AnglesToAxis( angles, hand.axis ); + + // map torso animations to weapon animations + if ( cg_gun_frame.integer ) { + // development tool + hand.frame = hand.oldframe = cg_gun_frame.integer; + hand.backlerp = 0; + } else { + // get clientinfo for animation map + ci = &cgs.clientinfo[ cent->currentState.clientNum ]; + hand.frame = CG_MapTorsoToWeaponFrame( ci, cent->pe.torso.frame ); + hand.oldframe = CG_MapTorsoToWeaponFrame( ci, cent->pe.torso.oldFrame ); + hand.backlerp = cent->pe.torso.backlerp; + } + + hand.hModel = weapon->handsModel; + hand.renderfx = RF_DEPTHHACK | RF_FIRST_PERSON | RF_MINLIGHT; + + // add everything onto the hand + CG_AddPlayerWeapon( &hand, ps, &cg.predictedPlayerEntity ); +} + +/* +============================================================================== + +WEAPON SELECTION + +============================================================================== +*/ + +/* +=================== +CG_DrawWeaponSelect + +=================== +*/ +void CG_DrawWeaponSelect( void ) { + int i; + //int count; + int x, y, w; + char *name; + float *color; + int ammo, clips, maxclips; + + // don't display if dead + if ( cg.predictedPlayerState.stats[STAT_HEALTH] <= 0 ) { + return; + } + + color = CG_FadeColor( cg.weaponSelectTime, WEAPON_SELECT_TIME ); + if ( !color ) { + return; + } + trap_R_SetColor( color ); + + // showing weapon select clears pickup item display, but not the blend blob + cg.itemPickupTime = 0; + + /*// count the number of weapons owned + count = 0; + for ( i = WP_GAUNTLET; i < WP_NUM_WEAPONS; i++ ) { + if ( BG_gotWeapon( i, cg.snap->ps.stats ) ) { + count++; + } + }*/ + + //x = 320 - count * 20; + //y = 380; + + x = 10; + y = 10; + + for ( i = WP_GAUNTLET; i < WP_NUM_WEAPONS; i++ ) { + if( !BG_gotWeapon( i, cg.snap->ps.stats ) ) + continue; + + CG_RegisterWeapon( i ); + + // draw weapon icon + CG_DrawPic( x, y, 16, 16, cg_weapons[i].weaponIcon ); + + // draw selection marker + if ( i == cg.weaponSelect ) { + CG_DrawPic( x-2, y-2, 20, 20, cgs.media.selectShader ); + } + + BG_unpackAmmoArray( i, cg.snap->ps.ammo, cg.snap->ps.powerups, &ammo, &clips, &maxclips ); + + // no ammo cross on top + if ( !ammo && !clips && !BG_infiniteAmmo( i ) ) { + CG_DrawPic( x, y, 16, 16, cgs.media.noammoShader ); + } + + y += 20; + } + + for ( i = UP_TORCH; i < UP_NUM_UPGRADES; i++ ) { + if( !BG_gotItem( i, cg.snap->ps.stats ) ) + continue; + + CG_RegisterUpgrade( i ); + + // draw weapon icon + CG_DrawPic( x, y, 16, 16, cg_upgrades[i].upgradeIcon ); + + // draw selection marker + if ( i == ( cg.weaponSelect - 32 ) ) { + CG_DrawPic( x-2, y-2, 20, 20, cgs.media.selectShader ); + } + + y += 20; + } + + // draw the selected name + if( cg.weaponSelect <= 32 ) + { + if ( cg_weapons[ cg.weaponSelect ].item ) { + name = cg_weapons[ cg.weaponSelect ].item->pickup_name; + if ( name ) { + w = CG_DrawStrlen( name ) * BIGCHAR_WIDTH; + x = ( SCREEN_WIDTH - w ) / 2; + CG_DrawBigStringColor(x, y - 22, name, color); + } + } + } + else if( cg.weaponSelect > 32 ) + { + if ( cg_upgrades[ cg.weaponSelect - 32 ].item ) { + name = cg_upgrades[ cg.weaponSelect - 32 ].item->pickup_name; + if ( name ) { + w = CG_DrawStrlen( name ) * BIGCHAR_WIDTH; + x = ( SCREEN_WIDTH - w ) / 2; + CG_DrawBigStringColor(x, y - 22, name, color); + } + } + } + + trap_R_SetColor( NULL ); +} + + +/* +=============== +CG_WeaponSelectable +=============== +*/ +static qboolean CG_WeaponSelectable( int i ) +{ + int ammo, clips, maxclips; + + BG_unpackAmmoArray( i, cg.snap->ps.ammo, cg.snap->ps.powerups, &ammo, &clips, &maxclips ); + + if ( !ammo && !clips && !BG_infiniteAmmo( i ) ) { + return qfalse; + } + if ( !BG_gotWeapon( i, cg.snap->ps.stats ) ) { + return qfalse; + } + + return qtrue; +} + + +/* +=============== +CG_ItemSelectable +=============== +*/ +static qboolean CG_ItemSelectable( int i ) +{ + if( !BG_gotItem( i, cg.snap->ps.stats ) ) { + return qfalse; + } + + return qtrue; +} + + +/* +=============== +CG_NextWeapon_f +=============== +*/ +void CG_NextWeapon_f( void ) { + int i; + int original; + + if ( !cg.snap ) { + return; + } + if ( cg.snap->ps.pm_flags & PMF_FOLLOW ) { + return; + } + + cg.weaponSelectTime = cg.time; + original = cg.weaponSelect; + + for ( i = 0 ; i < 64 ; i++ ) { + cg.weaponSelect++; + if ( cg.weaponSelect == 64 ) { + cg.weaponSelect = 0; + } + /*if ( cg.weaponSelect == WP_GAUNTLET ) { + continue; // never cycle to gauntlet + }*/ + + if( cg.weaponSelect <= 32 ) + { + if ( CG_WeaponSelectable( cg.weaponSelect ) ) { + break; + } + } + else if( cg.weaponSelect > 32 ) + { + if ( CG_ItemSelectable( cg.weaponSelect - 32 ) ) { + break; + } + } + } + if ( i == 64 ) { + cg.weaponSelect = original; + } +} + +/* +=============== +CG_PrevWeapon_f +=============== +*/ +void CG_PrevWeapon_f( void ) { + int i; + int original; + + if ( !cg.snap ) { + return; + } + if ( cg.snap->ps.pm_flags & PMF_FOLLOW ) { + return; + } + + cg.weaponSelectTime = cg.time; + original = cg.weaponSelect; + + for ( i = 0 ; i < 64 ; i++ ) { + cg.weaponSelect--; + if ( cg.weaponSelect == -1 ) { + cg.weaponSelect = 63; + } + /*if ( cg.weaponSelect == WP_GAUNTLET ) { + continue; // never cycle to gauntlet + }*/ + if( cg.weaponSelect <= 32 ) + { + if ( CG_WeaponSelectable( cg.weaponSelect ) ) { + break; + } + } + else if( cg.weaponSelect > 32 ) + { + if ( CG_ItemSelectable( cg.weaponSelect - 32 ) ) { + break; + } + } + } + if ( i == 64 ) { + cg.weaponSelect = original; + } +} + +/* +=============== +CG_Weapon_f +=============== +*/ +void CG_Weapon_f( void ) { + int num; + + if ( !cg.snap ) { + return; + } + if ( cg.snap->ps.pm_flags & PMF_FOLLOW ) { + return; + } + + num = atoi( CG_Argv( 1 ) ); + + if ( num < 1 || num > 31 ) { + return; + } + + cg.weaponSelectTime = cg.time; + + if ( !BG_gotWeapon( num, cg.snap->ps.stats ) ) { + return; // don't have the weapon + } + + cg.weaponSelect = num; +} + +/* +=================== +CG_OutOfAmmoChange + +The current weapon has just run out of ammo +=================== +*/ +void CG_OutOfAmmoChange( void ) { + int i; + + //TA: mwhaha, must manually change weapons + /*cg.weaponSelectTime = cg.time; + + for ( i = 31 ; i > 0 ; i-- ) { + if ( CG_WeaponSelectable( i ) ) { + cg.weaponSelect = i; + break; + } + }*/ +} + + + +/* +=================================================================================================== + +WEAPON EVENTS + +=================================================================================================== +*/ + +/* +================ +CG_FireWeapon + +Caused by an EV_FIRE_WEAPON event +================ +*/ +void CG_FireWeapon( centity_t *cent ) { + entityState_t *ent; + int c; + weaponInfo_t *weap; + + ent = ¢->currentState; + if ( ent->weapon == WP_NONE ) { + return; + } + if ( ent->weapon >= WP_NUM_WEAPONS ) { + CG_Error( "CG_FireWeapon: ent->weapon >= WP_NUM_WEAPONS" ); + return; + } + weap = &cg_weapons[ ent->weapon ]; + + // mark the entity as muzzle flashing, so when it is added it will + // append the flash to the weapon model + cent->muzzleFlashTime = cg.time; + + // lightning gun only does this this on initial press + if ( ent->weapon == WP_LIGHTNING ) { + if ( cent->pe.lightningFiring ) { + return; + } + } + + // play quad sound if needed + /*if ( cent->currentState.powerups & ( 1 << PW_QUAD ) ) { + trap_S_StartSound (NULL, cent->currentState.number, CHAN_ITEM, cgs.media.quadSound ); + }*/ + + // play a sound + for ( c = 0 ; c < 4 ; c++ ) { + if ( !weap->flashSound[c] ) { + break; + } + } + if ( c > 0 ) { + c = rand() % c; + if ( weap->flashSound[c] ) + { + trap_S_StartSound( NULL, ent->number, CHAN_WEAPON, weap->flashSound[c] ); + } + } + + // do brass ejection + if ( weap->ejectBrassFunc && cg_brassTime.integer > 0 ) { + weap->ejectBrassFunc( cent ); + } +} + + +/* +================= +CG_MissileHitWall + +Caused by an EV_MISSILE_MISS event, or directly by local bullet tracing +================= +*/ +void CG_MissileHitWall( int weapon, int clientNum, vec3_t origin, vec3_t dir, impactSound_t soundType ) { + qhandle_t mod; + qhandle_t mark; + qhandle_t shader; + sfxHandle_t sfx; + float radius; + float light; + vec3_t lightColor; + localEntity_t *le; + int r; + qboolean alphaFade; + qboolean isSprite; + int duration; + + mark = 0; + radius = 32; + sfx = 0; + mod = 0; + shader = 0; + light = 0; + lightColor[0] = 1; + lightColor[1] = 1; + lightColor[2] = 0; + + // set defaults + isSprite = qfalse; + duration = 600; + + switch ( weapon ) { + default: + case WP_LIGHTNING: + // no explosion at LG impact, it is added with the beam + r = rand() & 3; + if ( r < 2 ) { + sfx = cgs.media.sfx_lghit2; + } else if ( r == 2 ) { + sfx = cgs.media.sfx_lghit1; + } else { + sfx = cgs.media.sfx_lghit3; + } + mark = cgs.media.holeMarkShader; + radius = 12; + break; + case WP_GRENADE_LAUNCHER: + mod = cgs.media.dishFlashModel; + shader = cgs.media.grenadeExplosionShader; + sfx = cgs.media.sfx_rockexp; + mark = cgs.media.burnMarkShader; + radius = 64; + light = 300; + isSprite = qtrue; + break; + case WP_ROCKET_LAUNCHER: + mod = cgs.media.dishFlashModel; + shader = cgs.media.rocketExplosionShader; + sfx = cgs.media.sfx_rockexp; + mark = cgs.media.burnMarkShader; + radius = 64; + light = 300; + isSprite = qtrue; + duration = 1000; + lightColor[0] = 1; + lightColor[1] = 0.75; + lightColor[2] = 0.0; + break; + case WP_RAILGUN: + mod = cgs.media.ringFlashModel; + shader = cgs.media.railExplosionShader; + sfx = cgs.media.sfx_plasmaexp; + mark = cgs.media.energyMarkShader; + radius = 24; + break; + case WP_FLAMER: + mod = cgs.media.dishFlashModel; + shader = cgs.media.flameExplShader; + sfx = cgs.media.sfx_lghit2; + mark = cgs.media.burnMarkShader; + radius = 48; + isSprite = qtrue; + break; + case WP_PLASMAGUN: + mod = cgs.media.ringFlashModel; + shader = cgs.media.plasmaExplosionShader; + sfx = cgs.media.sfx_plasmaexp; + mark = cgs.media.energyMarkShader; + radius = 16; + break; + case WP_BFG: + mod = cgs.media.dishFlashModel; + shader = cgs.media.bfgExplosionShader; + sfx = cgs.media.sfx_rockexp; + mark = cgs.media.burnMarkShader; + radius = 32; + isSprite = qtrue; + break; + case WP_SHOTGUN: + mod = cgs.media.bulletFlashModel; + shader = cgs.media.bulletExplosionShader; + mark = cgs.media.bulletMarkShader; + sfx = 0; + radius = 4; + break; + case WP_MACHINEGUN: + mod = cgs.media.bulletFlashModel; + shader = cgs.media.bulletExplosionShader; + mark = cgs.media.bulletMarkShader; + case WP_CHAINGUN: + mod = cgs.media.bulletFlashModel; + shader = cgs.media.bulletExplosionShader; + mark = cgs.media.bulletMarkShader; + + r = rand() & 3; + if ( r < 2 ) { + sfx = cgs.media.sfx_ric1; + } else if ( r == 2 ) { + sfx = cgs.media.sfx_ric2; + } else { + sfx = cgs.media.sfx_ric3; + } + + radius = 8; + break; + } + + if ( sfx ) { + trap_S_StartSound( origin, ENTITYNUM_WORLD, CHAN_AUTO, sfx ); + } + + // + // create the explosion + // + if ( mod ) { + le = CG_MakeExplosion( origin, dir, + mod, shader, + duration, isSprite ); + le->light = light; + VectorCopy( lightColor, le->lightColor ); + if ( weapon == WP_RAILGUN ) { + // colorize with client color + VectorCopy( cgs.clientinfo[clientNum].color, le->color ); + } + } + + // + // impact mark + // + alphaFade = (mark == cgs.media.energyMarkShader); // plasma fades alpha, all others fade color + if ( weapon == WP_RAILGUN ) { + float *color; + + // colorize with client color + color = cgs.clientinfo[clientNum].color; + CG_ImpactMark( mark, origin, dir, random()*360, color[0],color[1], color[2],1, alphaFade, radius, qfalse ); + } else { + CG_ImpactMark( mark, origin, dir, random()*360, 1,1,1,1, alphaFade, radius, qfalse ); + } +} + + +/* +================= +CG_MissileHitPlayer +================= +*/ +void CG_MissileHitPlayer( int weapon, vec3_t origin, vec3_t dir, int entityNum ) { + CG_Bleed( origin, entityNum ); + + // some weapons will make an explosion with the blood, while + // others will just make the blood + switch ( weapon ) { + case WP_GRENADE_LAUNCHER: + case WP_ROCKET_LAUNCHER: + CG_MissileHitWall( weapon, 0, origin, dir, IMPACTSOUND_FLESH ); + break; + default: + break; + } +} + + + +/* +============================================================================ + +SHOTGUN TRACING + +============================================================================ +*/ + +/* +================ +CG_ShotgunPellet +================ +*/ +static void CG_ShotgunPellet( vec3_t start, vec3_t end, int skipNum ) { + trace_t tr; + int sourceContentType, destContentType; + + CG_Trace( &tr, start, NULL, NULL, end, skipNum, MASK_SHOT ); + + sourceContentType = trap_CM_PointContents( start, 0 ); + destContentType = trap_CM_PointContents( tr.endpos, 0 ); + + // FIXME: should probably move this cruft into CG_BubbleTrail + if ( sourceContentType == destContentType ) { + if ( sourceContentType & CONTENTS_WATER ) { + CG_BubbleTrail( start, tr.endpos, 32 ); + } + } else if ( sourceContentType & CONTENTS_WATER ) { + trace_t trace; + + trap_CM_BoxTrace( &trace, end, start, NULL, NULL, 0, CONTENTS_WATER ); + CG_BubbleTrail( start, trace.endpos, 32 ); + } else if ( destContentType & CONTENTS_WATER ) { + trace_t trace; + + trap_CM_BoxTrace( &trace, start, end, NULL, NULL, 0, CONTENTS_WATER ); + CG_BubbleTrail( tr.endpos, trace.endpos, 32 ); + } + + if ( tr.surfaceFlags & SURF_NOIMPACT ) { + return; + } + + if ( cg_entities[tr.entityNum].currentState.eType == ET_PLAYER ) { + CG_MissileHitPlayer( WP_SHOTGUN, tr.endpos, tr.plane.normal, tr.entityNum ); + } else { + if ( tr.surfaceFlags & SURF_NOIMPACT ) { + // SURF_NOIMPACT will not make a flame puff or a mark + return; + } + if ( tr.surfaceFlags & SURF_METALSTEPS ) { + CG_MissileHitWall( WP_SHOTGUN, 0, tr.endpos, tr.plane.normal, IMPACTSOUND_METAL ); + } else { + CG_MissileHitWall( WP_SHOTGUN, 0, tr.endpos, tr.plane.normal, IMPACTSOUND_DEFAULT ); + } + } +} + +/* +================ +CG_ShotgunPattern + +Perform the same traces the server did to locate the +hit splashes (FIXME: ranom seed isn't synce anymore) +================ +*/ +static void CG_ShotgunPattern( vec3_t origin, vec3_t origin2, int otherEntNum ) { + int i; + float r, u; + vec3_t end; + vec3_t forward, right, up; + + // derive the right and up vectors from the forward vector, because + // the client won't have any other information + VectorNormalize2( origin2, forward ); + PerpendicularVector( right, forward ); + CrossProduct( forward, right, up ); + + // generate the "random" spread pattern + for ( i = 0 ; i < DEFAULT_SHOTGUN_COUNT ; i++ ) { + r = crandom() * DEFAULT_SHOTGUN_SPREAD * 16; + u = crandom() * DEFAULT_SHOTGUN_SPREAD * 16; + VectorMA( origin, 8192 * 16, forward, end); + VectorMA (end, r, right, end); + VectorMA (end, u, up, end); + + CG_ShotgunPellet( origin, end, otherEntNum ); + } +} + +/* +============== +CG_ShotgunFire +============== +*/ +void CG_ShotgunFire( entityState_t *es ) { + vec3_t v; + int contents; + + VectorSubtract( es->origin2, es->pos.trBase, v ); + VectorNormalize( v ); + VectorScale( v, 32, v ); + VectorAdd( es->pos.trBase, v, v ); + if ( cgs.glconfig.hardwareType != GLHW_RAGEPRO ) { + // ragepro can't alpha fade, so don't even bother with smoke + vec3_t up; + + contents = trap_CM_PointContents( es->pos.trBase, 0 ); + if ( !( contents & CONTENTS_WATER ) ) { + VectorSet( up, 0, 0, 8 ); + CG_SmokePuff( v, up, 32, 1, 1, 1, 0.33f, 900, cg.time, 0, LEF_PUFF_DONT_SCALE, cgs.media.shotgunSmokePuffShader ); + } + } + CG_ShotgunPattern( es->pos.trBase, es->origin2, es->otherEntityNum ); +} + +/* +============================================================================ + +BULLETS + +============================================================================ +*/ + + +/* +=============== +CG_Tracer +=============== +*/ +void CG_Tracer( vec3_t source, vec3_t dest ) { + vec3_t forward, right; + polyVert_t verts[4]; + vec3_t line; + float len, begin, end; + vec3_t start, finish; + vec3_t midpoint; + + // tracer + VectorSubtract( dest, source, forward ); + len = VectorNormalize( forward ); + + // start at least a little ways from the muzzle + if ( len < 100 ) { + return; + } + begin = 50 + random() * (len - 60); + end = begin + cg_tracerLength.value; + if ( end > len ) { + end = len; + } + VectorMA( source, begin, forward, start ); + VectorMA( source, end, forward, finish ); + + line[0] = DotProduct( forward, cg.refdef.viewaxis[1] ); + line[1] = DotProduct( forward, cg.refdef.viewaxis[2] ); + + VectorScale( cg.refdef.viewaxis[1], line[1], right ); + VectorMA( right, -line[0], cg.refdef.viewaxis[2], right ); + VectorNormalize( right ); + + VectorMA( finish, cg_tracerWidth.value, right, verts[0].xyz ); + verts[0].st[0] = 0; + verts[0].st[1] = 1; + verts[0].modulate[0] = 255; + verts[0].modulate[1] = 255; + verts[0].modulate[2] = 255; + verts[0].modulate[3] = 255; + + VectorMA( finish, -cg_tracerWidth.value, right, verts[1].xyz ); + verts[1].st[0] = 1; + verts[1].st[1] = 0; + verts[1].modulate[0] = 255; + verts[1].modulate[1] = 255; + verts[1].modulate[2] = 255; + verts[1].modulate[3] = 255; + + VectorMA( start, -cg_tracerWidth.value, right, verts[2].xyz ); + verts[2].st[0] = 1; + verts[2].st[1] = 1; + verts[2].modulate[0] = 255; + verts[2].modulate[1] = 255; + verts[2].modulate[2] = 255; + verts[2].modulate[3] = 255; + + VectorMA( start, cg_tracerWidth.value, right, verts[3].xyz ); + verts[3].st[0] = 0; + verts[3].st[1] = 0; + verts[3].modulate[0] = 255; + verts[3].modulate[1] = 255; + verts[3].modulate[2] = 255; + verts[3].modulate[3] = 255; + + trap_R_AddPolyToScene( cgs.media.tracerShader, 4, verts ); + + midpoint[0] = ( start[0] + finish[0] ) * 0.5; + midpoint[1] = ( start[1] + finish[1] ) * 0.5; + midpoint[2] = ( start[2] + finish[2] ) * 0.5; + + // add the tracer sound + trap_S_StartSound( midpoint, ENTITYNUM_WORLD, CHAN_AUTO, cgs.media.tracerSound ); + +} + + +/* +====================== +CG_CalcMuzzlePoint +====================== +*/ +static qboolean CG_CalcMuzzlePoint( int entityNum, vec3_t muzzle ) { + vec3_t forward; + centity_t *cent; + int anim; + + if ( entityNum == cg.snap->ps.clientNum ) { + VectorCopy( cg.snap->ps.origin, muzzle ); + muzzle[2] += cg.snap->ps.viewheight; + AngleVectors( cg.snap->ps.viewangles, forward, NULL, NULL ); + VectorMA( muzzle, 14, forward, muzzle ); + return qtrue; + } + + cent = &cg_entities[entityNum]; + if ( !cent->currentValid ) { + return qfalse; + } + + VectorCopy( cent->currentState.pos.trBase, muzzle ); + + AngleVectors( cent->currentState.apos.trBase, forward, NULL, NULL ); + anim = cent->currentState.legsAnim & ~ANIM_TOGGLEBIT; + if ( anim == LEGS_WALKCR || anim == LEGS_IDLECR ) { + muzzle[2] += CROUCH_VIEWHEIGHT; + } else { + muzzle[2] += DEFAULT_VIEWHEIGHT; + } + + VectorMA( muzzle, 14, forward, muzzle ); + + return qtrue; + +} + +/* +====================== +CG_Bullet + +Renders bullet effects. +====================== +*/ +void CG_Bullet( vec3_t end, int sourceEntityNum, vec3_t normal, qboolean flesh, int fleshEntityNum ) { + trace_t trace; + int sourceContentType, destContentType; + vec3_t start; + + // if the shooter is currently valid, calc a source point and possibly + // do trail effects + if ( sourceEntityNum >= 0 && cg_tracerChance.value > 0 ) { + if ( CG_CalcMuzzlePoint( sourceEntityNum, start ) ) { + sourceContentType = trap_CM_PointContents( start, 0 ); + destContentType = trap_CM_PointContents( end, 0 ); + + // do a complete bubble trail if necessary + if ( ( sourceContentType == destContentType ) && ( sourceContentType & CONTENTS_WATER ) ) { + CG_BubbleTrail( start, end, 32 ); + } + // bubble trail from water into air + else if ( ( sourceContentType & CONTENTS_WATER ) ) { + trap_CM_BoxTrace( &trace, end, start, NULL, NULL, 0, CONTENTS_WATER ); + CG_BubbleTrail( start, trace.endpos, 32 ); + } + // bubble trail from air into water + else if ( ( destContentType & CONTENTS_WATER ) ) { + trap_CM_BoxTrace( &trace, start, end, NULL, NULL, 0, CONTENTS_WATER ); + CG_BubbleTrail( trace.endpos, end, 32 ); + } + + // draw a tracer + if ( random() < cg_tracerChance.value ) { + CG_Tracer( start, end ); + } + } + } + + // impact splash and mark + if ( flesh ) { + CG_Bleed( end, fleshEntityNum ); + } else { + CG_MissileHitWall( WP_MACHINEGUN, 0, end, normal, IMPACTSOUND_DEFAULT ); + } + +} |