diff options
Diffstat (limited to 'src/cgame/cg_weapons.c')
| -rw-r--r-- | src/cgame/cg_weapons.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/cgame/cg_weapons.c b/src/cgame/cg_weapons.c index 04f6495..86306e1 100644 --- a/src/cgame/cg_weapons.c +++ b/src/cgame/cg_weapons.c @@ -866,6 +866,60 @@ static float CG_MachinegunSpinAngle( centity_t *cent, qboolean firing ) return angle; } +/* +============= +CG_RenderBeam +============= +*/ + +void CG_RenderGenericBeam( const vec3_t start, const vec3_t end, qhandle_t shader, float radius ) +{ + vec3_t delta, viewdelta, side; + float length; + polyVert_t quad[ 4 ]; + + VectorSubtract( end, start, delta ); + length = VectorLength( delta ); + VectorSubtract( start, cg.refdef.vieworg, viewdelta ); + CrossProduct( delta, viewdelta, side ); + VectorNormalize( side ); + + VectorMA( start, radius, side, quad[ 3 ].xyz ); + VectorMA( start, -radius, side, quad[ 2 ].xyz ); + VectorMA( end, -radius, side, quad[ 1 ].xyz ); + VectorMA( end, radius, side, quad[ 0 ].xyz ); + + quad[ 0 ].st[ 0 ] = length / radius * 0.1; + quad[ 0 ].st[ 1 ] = 0; + quad[ 0 ].modulate[ 0 ] = 255; + quad[ 0 ].modulate[ 1 ] = 255; + quad[ 0 ].modulate[ 2 ] = 255; + quad[ 0 ].modulate[ 3 ] = 255; + + quad[ 1 ].st[ 0 ] = length / radius * 0.1; + quad[ 1 ].st[ 1 ] = 1; + quad[ 1 ].modulate[ 0 ] = 255; + quad[ 1 ].modulate[ 1 ] = 255; + quad[ 1 ].modulate[ 2 ] = 255; + quad[ 1 ].modulate[ 3 ] = 255; + + quad[ 2 ].st[ 0 ] = 0; + quad[ 2 ].st[ 1 ] = 1; + quad[ 2 ].modulate[ 0 ] = 255; + quad[ 2 ].modulate[ 1 ] = 255; + quad[ 2 ].modulate[ 2 ] = 255; + quad[ 2 ].modulate[ 3 ] = 255; + + quad[ 3 ].st[ 0 ] = 0; + quad[ 3 ].st[ 1 ] = 0; + quad[ 3 ].modulate[ 0 ] = 255; + quad[ 3 ].modulate[ 1 ] = 255; + quad[ 3 ].modulate[ 2 ] = 255; + quad[ 3 ].modulate[ 3 ] = 255; + + trap_R_AddPolyToScene( shader, 4, quad ); +} + /* ============= @@ -876,6 +930,7 @@ 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; @@ -1114,6 +1169,52 @@ void CG_AddPlayerWeapon( refEntity_t *parent, playerState_t *ps, centity_t *cent cent->muzzlePsTrigger = qfalse; } + if( weaponNum == WP_LIGHTNING_GUN ) + { + attachment_t attachment; + vec3_t muzzle, forward, end, beam_start; + trace_t tr; + + if( ps ) + { + BG_GetClientViewOrigin( ps, muzzle ); + AngleVectors( ps->viewangles, forward, NULL, NULL ); + } + else + { + // NOTE: this code assumes that the player's normal is (0,0,1) + // it will break when humans start walking on walls + class_t class = ( cent->currentState.misc >> 8 ) & 0xFF; + + VectorCopy( cent->lerpOrigin, muzzle ); + + // the only way to tell if a human is crouching is to check its bbox + // which is transmitted in a weird, encoded form (hence the magic number) + if( class == PCL_HUMAN && cent->currentState.solid == 3151887 ) + muzzle[ 2 ] += BG_ClassConfig( class )->crouchViewheight; + else + muzzle[ 2 ] += BG_ClassConfig( class )->viewheight; + + AngleVectors( cent->lerpAngles, forward, NULL, NULL ); + } + + VectorMA( muzzle, LIGHTNING_RANGE, forward, end ); + + CG_Trace( &tr, muzzle, NULL, NULL, end, cg.predictedPlayerState.clientNum, MASK_SHOT ); + + memset( &attachment, 0, sizeof( attachment ) ); + + if( noGunModel ) + CG_SetAttachmentTag( &attachment, *parent, parent->hModel, "tag_weapon" ); + else + CG_SetAttachmentTag( &attachment, gun, gun.hModel, "tag_flash" ); + + CG_AttachToTag( &attachment ); + + if( CG_AttachmentPoint( &attachment, beam_start ) ) + CG_RenderGenericBeam( beam_start, tr.endpos, cgs.media.lightningBeam, 3 ); + } + // make a dlight for the flash if( weapon->wim[ weaponMode ].flashDlightColor[ 0 ] || weapon->wim[ weaponMode ].flashDlightColor[ 1 ] || |