/*
================
CG_AddFireEffect
================
*/
static void CG_AddFireEffect( localEntity_t *le ) {
refEntity_t *re;
trace_t trace;
re = &le->refEntity;
if ( le->pos.trType == TR_STATIONARY ) {
if ( le->leFlags & LEF_LESSOVERDRAW ) {
// avoid too much overdraw
if ( CG_NearbyDrawnLeCount( le, re->origin, le->leType, 52 + !!cg_lowDetailEffects.integer * 24 ) > 0 ) return;
}
// add to refresh list
trap_R_AddRefEntityToScene( re );
return;
}
// calculate position
BG_EvaluateTrajectory( &le->pos, cg.time, re->origin );
// check for water
if ( trap_CM_PointContents( re->origin, 0 ) & CONTENTS_WATER ) {
// do a trace to get water surface normals
CG_Trace( &trace, re->oldorigin, NULL, NULL, re->origin, le->owner, MASK_WATER );
CG_FreeLocalEntity( le );
CG_MakeExplosion( trace.endpos, trace.plane.normal,
cgs.media.ringFlashModel, cgs.media.vaporShader,
500, qfalse, qtrue );
return;
}
// do a trace sometimes
if ( le->ti.trailTime++ > 5 ) {
le->ti.trailTime = 0;
CG_Trace( &trace, re->oldorigin, NULL, NULL, re->origin, le->owner, MASK_SHOT );
VectorCopy( trace.endpos, re->origin );
VectorCopy( trace.endpos, re->oldorigin );
// hit something
if ( trace.fraction < 1.0 ) {
// free le if another one is nearby, otherwise make it stationary
if ( CG_CheckDistance( re->origin, le->leType, TR_STATIONARY, re->customShader, 200, 32 ) ) {
CG_FreeLocalEntity( le );
return;
} else {
le->pos.trType = TR_STATIONARY;
}
}
}
if ( le->leFlags & LEF_LESSOVERDRAW ) {
// avoid too much overdraw
if ( CG_NearbyDrawnLeCount( le, re->origin, le->leType, 52 + !!cg_lowDetailEffects.integer * 24 ) > 0 ) return;
}
// add to refresh list
trap_R_AddRefEntityToScene( re );
}
void CG_AddGore( localEntity_t *le ) {
vec3_t newOrigin;
trace_t trace;
if ( le->pos.trType == TR_STATIONARY ) {
// sink into the ground if near the removal time
//int t;
//float oldZ;
CG_FreeLocalEntity( le ); // kill it
return;
}
// calculate new position
BG_EvaluateTrajectory( &le->pos, cg.time, newOrigin );
// trace a line from previous position to new position
CG_Trace( &trace, le->refEntity.origin, NULL, NULL, newOrigin, -1, CONTENTS_SOLID );
if ( trace.fraction == 1.0 ) {
// still in free fall
VectorCopy( newOrigin, le->refEntity.origin );
if ( le->leFlags & LEF_TUMBLE ) {
vec3_t angles;
BG_EvaluateTrajectory( &le->angles, cg.time, angles );
AnglesToAxis( angles, le->refEntity.axis );
}
trap_R_AddRefEntityToScene( &le->refEntity );
CG_SmallBloodTrail( le );
return;
}
// if it is in a nodrop zone, remove it
// this keeps gibs from waiting at the bottom of pits of death
// and floating levels
if ( trap_CM_PointContents( trace.endpos, 0 ) & CONTENTS_NODROP ) {
CG_FreeLocalEntity( le );
return;
}
// leave a mark
CG_GoreMark( le, &trace );
// do a juicy sound
CG_SplatSound( le, &trace );
CG_JustSplat( le, &trace );
trap_R_AddRefEntityToScene( &le->refEntity );
}
/*
================
CG_AddExplosion
================
*/
static void CG_AddExplosion( localEntity_t *ex ) {
refEntity_t *ent;
ent = &ex->refEntity;
// add the entity
// RF, don't add if shader is invalid
if ( ent->customShader >= 0 ) {
trap_R_AddRefEntityToScene( ent );
}
// add the dlight
if ( ex->light ) {
float light;
light = (float)( cg.time - ex->startTime ) / ( ex->endTime - ex->startTime );
if ( light < 0.5 ) {
light = 1.0;
} else {
light = 1.0 - ( light - 0.5 ) * 2;
}
light = ex->light * light;
trap_R_AddLightToScene( ent->origin, light, ex->lightColor[0], ex->lightColor[1], ex->lightColor[2], 0 );
}
}
/*
=======================================================================================================================================
CG_AddExplosion
=======================================================================================================================================
*/
static void CG_AddExplosion(localEntity_t *le) {
refEntity_t *ent;
ent = &le->refEntity;
// add the entity
trap_R_AddRefEntityToScene(ent);
// add the dlight
if (le->light) {
float light;
float radius;
float intensity;
light = (float)(cg.time - le->startTime) / (le->endTime - le->startTime);
if (light < 0.5) {
light = 1.0;
} else {
light = 1.0 - (light - 0.5) * 2;
}
if (cg_fadeExplosions.integer) {
radius = le->light;
intensity = light;
} else {
radius = le->light * light;
intensity = 1;
}
trap_R_AddLightToScene(le->refEntity.origin, radius, intensity, le->lightColor[0], le->lightColor[1], le->lightColor[2], 0);
}
}
/*
================
CG_AddExplosion
================
*/
static void CG_AddExplosion(localEntity_t * ex)
{
refEntity_t *ent;
ent = &ex->refEntity;
// add the entity
trap_R_AddRefEntityToScene(ent);
// add the light
if(ex->light)
{
float light;
light = (float)(cg.time - ex->startTime) / (ex->endTime - ex->startTime);
if(light < 0.5)
{
light = 1.0;
}
else
{
light = 1.0 - (light - 0.5) * 2;
}
light = ex->light * light;
trap_R_AddLightToScene(ent->origin, light, ex->lightColor[0], ex->lightColor[1], ex->lightColor[2]);
}
}
/*
================
CG_AddExplosion
================
*/
static void CG_AddExplosion( localEntity_t *ex ) {
refEntity_t *ent;
float life;
ent = &ex->refEntity;
life = (float)( cg.time - ex->startTime ) / ( ex->endTime - ex->startTime );
// get colors
ent->shaderRGBA[0] = 255 * ex->color[0] * ( 1.0 - life );
ent->shaderRGBA[1] = 255 * ex->color[1] * ( 1.0 - life );
ent->shaderRGBA[2] = 255 * ex->color[2] * ( 1.0 - life );
ent->shaderRGBA[3] = 255 * ex->color[3] * ( 1.0 - life );
// add the entity
trap_R_AddRefEntityToScene(ent);
// add the dlight
if ( ex->light ) {
float light;
light = life;
if ( light < 0.5 ) {
light = 1.0;
} else {
light = 1.0 - ( light - 0.5 ) * 2;
}
light = ex->light * light;
trap_R_AddLightToScene(ent->origin, light, ex->lightColor[0], ex->lightColor[1], ex->lightColor[2] );
}
}
/*
==========================
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 );
}
static void CG_DrawScreenBlob(float redalpha, float greenalpha)
{
refEntity_t ent;
float alphascale;
float bluealpha = 0;
// ragePro systems can't fade blends, so don't obscure the screen
if ( cgs.glconfig.hardwareType == GLHW_RAGEPRO ) {
return;
}
memset( &ent, 0, sizeof( ent ) );
ent.reType = RT_SPRITE;
ent.renderfx = RF_FIRST_PERSON;
// Available input:
// cg.damageValue: Range from 0 to 1, indicating the amount of damage.
// cg.damageX and cg_damageY: Range from -1 to 1, indicating the location of the damage.
VectorMA( cg.refdef.vieworg, 8, cg.refdef.viewaxis[0], ent.origin );
VectorMA( ent.origin, cg.damageX * -8, cg.refdef.viewaxis[1], ent.origin );
VectorMA( ent.origin, cg.damageY * 8, cg.refdef.viewaxis[2], ent.origin );
// Here's the scoop: The closer we are to the center, the more transparent this blob is.
alphascale = (2*fabs(cg.damageX)+fabs(cg.damageY))/3.0;
redalpha *= alphascale;
greenalpha *= alphascale;
if (redalpha > greenalpha)
{
ent.data.sprite.radius = cg.damageValue * 15 * redalpha;
}
else
{
ent.data.sprite.radius = cg.damageShieldValue * 15 * greenalpha;
}
/* if (redalpha < 0.01)
{ // Just shield damage
ent.customShader = cgs.media.shieldBlobShader;
// Set all colors to the same as green, since the shader is green
redalpha = bluealpha = greenalpha;
}
else*/ if (greenalpha < 0.01)
{ // Just pain damage
ent.customShader = cgs.media.painBlobShader;
// Set all colors to the same as red, since the shader is red
greenalpha = bluealpha = redalpha;
}
else
{ // Both
ent.customShader = cgs.media.painShieldBlobShader;
}
ent.shaderRGBA[0] = 0xff * redalpha;
ent.shaderRGBA[1] = 0xff * greenalpha;
ent.shaderRGBA[2] = 0xff * bluealpha;
ent.shaderRGBA[3] = 0xff;
trap_R_AddRefEntityToScene( &ent );
}
/*
===================
CG_AddRefEntity
===================
*/
void CG_AddRefEntity( localEntity_t *le ) {
if (le->endTime < cg.time) {
CG_FreeLocalEntity( le );
return;
}
trap_R_AddRefEntityToScene( &le->refEntity );
}
/*
===================
CG_AddScaleFade
For rocket smokes that hang in place, fade out, and are
removed if the view passes through them.
There are often many of these, so it needs to be simple.
===================
*/
static void CG_AddScaleFade( localEntity_t *le ) {
refEntity_t *re;
float c;
vec3_t delta;
float len;
re = &le->refEntity;
// fade / grow time
c = ( le->endTime - cg.time ) * le->lifeRate;
re->shaderRGBA[3] = 0xff * c * le->color[3];
if ( !( le->leFlags & LEF_PUFF_DONT_SCALE ) ) {
re->radius = le->radius * ( 1.0 - c ) + 8;
}
// if the view would be "inside" the sprite, kill the sprite
// so it doesn't add too much overdraw
VectorSubtract( re->origin, cg.refdef.vieworg, delta );
len = VectorLength( delta );
if ( len < le->radius ) {
CG_FreeLocalEntity( le );
return;
}
trap_R_AddRefEntityToScene( re );
}
static void CG_AddFadeScaleModel( localEntity_t *le )
{
refEntity_t *ent = &le->refEntity;
float frac = ( cg.time - le->startTime )/((float)( le->endTime - le->startTime ));
frac *= frac * frac; // yes, this is completely ridiculous...but it causes the shell to grow slowly then "explode" at the end
ent->nonNormalizedAxes = qtrue;
AxisCopy( axisDefault, ent->axis );
VectorScale( ent->axis[0], le->radius * frac, ent->axis[0] );
VectorScale( ent->axis[1], le->radius * frac, ent->axis[1] );
VectorScale( ent->axis[2], le->radius * 0.5f * frac, ent->axis[2] );
frac = 1.0f - frac;
ent->shaderRGBA[0] = le->color[0] * frac;
ent->shaderRGBA[1] = le->color[1] * frac;
ent->shaderRGBA[2] = le->color[2] * frac;
ent->shaderRGBA[3] = le->color[3] * frac;
// add the entity
trap_R_AddRefEntityToScene( ent );
}
/*
================
CG_AddSpriteExplosion
================
*/
static void CG_AddSpriteExplosion( localEntity_t *le ) {
refEntity_t re;
float c;
re = le->refEntity;
c = ( le->endTime - cg.time ) / ( float ) ( le->endTime - le->startTime );
if ( c > 1 ) {
c = 1.0; // can happen during connection problems
}
re.shaderRGBA[0] = 0xff;
re.shaderRGBA[1] = 0xff;
re.shaderRGBA[2] = 0xff;
re.shaderRGBA[3] = 0xff * c * 0.33;
re.reType = RT_SPRITE;
re.radius = 42 * ( 1.0 - c ) + 30;
trap_R_AddRefEntityToScene( &re );
// add the dlight
if ( le->light ) {
float light;
light = (float)( cg.time - le->startTime ) / ( le->endTime - le->startTime );
if ( light < 0.5 ) {
light = 1.0;
} else {
light = 1.0 - ( light - 0.5 ) * 2;
}
light = le->light * light;
trap_R_AddLightToScene(re.origin, light, le->lightColor[0], le->lightColor[1], le->lightColor[2] );
}
}
/*
==================
CG_AddPuff
==================
*/
static void CG_AddPuff( localEntity_t *le ) {
refEntity_t *re;
float c;
vec3_t delta;
float len;
re = &le->refEntity;
// fade / grow time
c = ( le->endTime - cg.time ) / (float)( le->endTime - le->startTime );
re->shaderRGBA[0] = le->color[0] * c;
re->shaderRGBA[1] = le->color[1] * c;
re->shaderRGBA[2] = le->color[2] * c;
if ( !( le->leFlags & LEF_PUFF_DONT_SCALE ) ) {
re->radius = le->radius * ( 1.0 - c ) + 8;
}
BG_EvaluateTrajectory( &le->pos, cg.time, re->origin );
// if the view would be "inside" the sprite, kill the sprite
// so it doesn't add too much overdraw
VectorSubtract( re->origin, cg.refdef.vieworg, delta );
len = VectorLength( delta );
if ( len < le->radius ) {
CG_FreeLocalEntity( le );
return;
}
trap_R_AddRefEntityToScene( re );
}
static void CG_AddTestModel (void) {
int i;
// re-register the model, because the level may have changed
cg.testModelEntity.hModel = trap_R_RegisterModel( cg.testModelName );
if (! cg.testModelEntity.hModel ) {
CG_Printf ("Can't register model\n");
return;
}
// if testing a gun, set the origin reletive to the view origin
if ( cg.testGun ) {
VectorCopy( cg.refdef.vieworg, cg.testModelEntity.origin );
VectorCopy( cg.refdef.viewaxis[0], cg.testModelEntity.axis[0] );
VectorCopy( cg.refdef.viewaxis[1], cg.testModelEntity.axis[1] );
VectorCopy( cg.refdef.viewaxis[2], cg.testModelEntity.axis[2] );
// allow the position to be adjusted
for (i=0 ; i<3 ; i++) {
cg.testModelEntity.origin[i] += cg.refdef.viewaxis[0][i] * cg_gun_x.value;
cg.testModelEntity.origin[i] += cg.refdef.viewaxis[1][i] * cg_gun_y.value;
cg.testModelEntity.origin[i] += cg.refdef.viewaxis[2][i] * cg_gun_z.value;
}
}
trap_R_AddRefEntityToScene( &cg.testModelEntity );
}
void CG_AddElectricity( localEntity_t *le ) {
refEntity_t *re;
float frac, alpha;
re = &le->refEntity;
frac = ( cg.time - le->startTime ) / ( float ) ( le->endTime - le->startTime );
if ( frac > 1 )
frac = 1.0; // can happen during connection problems
else if (frac < 0)
frac = 0.0;
re->data.electricity.width = le->data.electricity.width + (le->data.electricity.dwidth*frac);
// Calculate the current alpha.
alpha = le->alpha + (le->dalpha * frac);
re->shaderRGBA[0] = 0xff * alpha;
re->shaderRGBA[1] = 0xff * alpha;
re->shaderRGBA[2] = 0xff * alpha;
re->shaderRGBA[3] = 0xff;
re->reType = RT_ELECTRICITY;
trap_R_AddRefEntityToScene( re );
}
/*
===================
CG_AddLine2
For trek, for beams and the like.
===================
*/
void CG_AddLine2( localEntity_t *le )
{
refEntity_t *re;
float frac, alpha;
vec3_t curRGB;
re = &le->refEntity;
frac = (cg.time - le->startTime) / ( float ) ( le->endTime - le->startTime );
if ( frac > 1 )
frac = 1.0; // can happen during connection problems
else if (frac < 0)
frac = 0.0;
// Use the liferate to set the scale over time.
re->data.line.width = le->data.line2.width + (le->data.line2.dwidth * frac);
re->data.line.width2 = le->data.line2.width2 + (le->data.line2.dwidth2 * frac);
if (re->data.line.width <= 0)
{
CG_FreeLocalEntity( le );
return;
}
// We will assume here that we want additive transparency effects.
alpha = le->alpha + (le->dalpha * frac);
VectorMA(le->data.line2.startRGB, frac, le->data.line2.dRGB, curRGB);
re->shaderRGBA[0] = 0xff * alpha * curRGB[0];
re->shaderRGBA[1] = 0xff * alpha * curRGB[1];
re->shaderRGBA[2] = 0xff * alpha * curRGB[2];
re->shaderRGBA[3] = 0xff * alpha; // Yes, we could apply c to this too, but fading the color is better for lines.
re->reType = RT_LINE2;
trap_R_AddRefEntityToScene( re );
}
/*
================
CG_DrawSphere
================
*/
void CG_DrawSphere( const vec3_t center, float radius, int customShader, const float *shaderRGBA )
{
refEntity_t re;
memset( &re, 0, sizeof( re ) );
re.reType = RT_MODEL;
re.hModel = cgs.media.sphereModel;
re.customShader = customShader;
re.renderfx = RF_NOSHADOW;
if ( shaderRGBA != NULL )
{
int i;
for ( i = 0; i < 4; ++i )
{
re.shaderRGBA[ i ] = 255 * shaderRGBA[ i ];
}
}
VectorCopy( center, re.origin );
radius *= 0.01f;
VectorSet( re.axis[ 0 ], radius, 0, 0 );
VectorSet( re.axis[ 1 ], 0, radius, 0 );
VectorSet( re.axis[ 2 ], 0, 0, radius );
re.nonNormalizedAxes = qtrue;
trap_R_AddRefEntityToScene( &re );
}
/*
================
CG_DrawSphericalCone
================
*/
void CG_DrawSphericalCone( const vec3_t tip, const vec3_t rotation, float radius,
qboolean a240, int customShader, const float *shaderRGBA )
{
refEntity_t re;
memset( &re, 0, sizeof( re ) );
re.reType = RT_MODEL;
re.hModel = a240 ? cgs.media.sphericalCone240Model : cgs.media.sphericalCone64Model;
re.customShader = customShader;
re.renderfx = RF_NOSHADOW;
if ( shaderRGBA != NULL )
{
int i;
for ( i = 0; i < 4; ++i )
{
re.shaderRGBA[ i ] = 255 * shaderRGBA[ i ];
}
}
VectorCopy( tip, re.origin );
radius *= 0.01f;
AnglesToAxis( rotation, re.axis );
VectorScale( re.axis[ 0 ], radius, re.axis[ 0 ] );
VectorScale( re.axis[ 1 ], radius, re.axis[ 1 ] );
VectorScale( re.axis[ 2 ], radius, re.axis[ 2 ] );
re.nonNormalizedAxes = qtrue;
trap_R_AddRefEntityToScene( &re );
}
/*
=================
CG_AddFallScaleFade
This is just an optimized CG_AddMoveScaleFade
For blood mists that drift down, fade out, and are
removed if the view passes through them.
There are often 100+ of these, so it needs to be simple.
=================
*/
static void CG_AddFallScaleFade( localEntity_t *le ) {
refEntity_t *re;
float c;
vec3_t delta;
float len;
re = &le->refEntity;
// fade time
c = ( le->endTime - cg.time ) * le->lifeRate;
re->shaderRGBA[3] = 0xff * c * le->color[3];
re->origin[2] = le->pos.trBase[2] - ( 1.0 - c ) * le->pos.trDelta[2];
re->radius = le->radius * ( 1.0 - c ) + 16;
// if the view would be "inside" the sprite, kill the sprite
// so it doesn't add too much overdraw
VectorSubtract( re->origin, cg.refdef.vieworg, delta );
len = VectorLength( delta );
if ( len < le->radius ) {
CG_FreeLocalEntity( le );
return;
}
trap_R_AddRefEntityToScene( re );
}
void CG_AddGib( localEntity_t *le ) {
const qhandle_t hShader = cgs.media.freezeShader;
if ( le->refEntity.customShader == hShader ) {
le->refEntity.customShader = 0;
trap_R_AddRefEntityToScene( &le->refEntity );
le->refEntity.customShader = hShader;
}
}
/*
========================
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_AddLine
for beams and the like.
===================
*/
void CG_AddLine( localEntity_t *le )
{
refEntity_t *re;
re = &le->refEntity;
re->reType = RT_LINE;
trap_R_AddRefEntityToScene( re );
}
/*
===============
CG_ModelDoor
===============
*/
void CG_ModelDoor( centity_t *cent )
{
static refEntity_t ent; // static for proper alignment in QVMs
entityState_t *es;
animation_t anim;
lerpFrame_t *lf = ¢->lerpFrame;
es = ¢->currentState;
if ( !es->modelindex )
{
return;
}
//create the render entity
memset( &ent, 0, sizeof( ent ) );
VectorCopy( cent->lerpOrigin, ent.origin );
VectorCopy( cent->lerpOrigin, ent.oldorigin );
AnglesToAxis( cent->lerpAngles, ent.axis );
ent.renderfx = RF_NOSHADOW;
//add the door model
ent.skinNum = 0;
ent.hModel = cgs.gameModels[ es->modelindex ];
//scale the door
VectorScale( ent.axis[ 0 ], es->origin2[ 0 ], ent.axis[ 0 ] );
VectorScale( ent.axis[ 1 ], es->origin2[ 1 ], ent.axis[ 1 ] );
VectorScale( ent.axis[ 2 ], es->origin2[ 2 ], ent.axis[ 2 ] );
ent.nonNormalizedAxes = true;
//setup animation
anim.firstFrame = es->misc;
anim.numFrames = es->weapon;
anim.reversed = !es->legsAnim;
anim.flipflop = false;
anim.loopFrames = 0;
anim.frameLerp = 1000 / es->torsoAnim;
anim.initialLerp = 1000 / es->torsoAnim;
//door changed state
if ( es->legsAnim != cent->doorState )
{
lf->animationTime = lf->frameTime + anim.initialLerp;
cent->doorState = es->legsAnim;
}
lf->animation = &anim;
//run animation
CG_DoorAnimation( cent, &ent.oldframe, &ent.frame, &ent.backlerp );
trap_R_AddRefEntityToScene( &ent );
}
static JSBool sys_addrefentitytoscene(JSContext *cx, unsigned argc, jsval *vp)
{
JSObject *obj;
refEntity_t refent;
memset(&refent, 0, sizeof(refEntity_t));
if (!JS_ConvertArguments(cx, argc, JS_ARGV(cx, vp), "o", &obj))
return JS_FALSE;
JS_Object_ParseRefEntity(cx, obj, &refent);
trap_R_AddRefEntityToScene(&refent);
return JS_TRUE;
}
/*
================
CG_AddSpriteExplosion
================
*/
static void CG_AddSpriteExplosion( localEntity_t *le ) {
refEntity_t re;
float c;
re = le->refEntity;
c = ( le->endTime - cg.time ) / ( float ) ( le->endTime - le->startTime );
if ( c > 1 ) {
c = 1.0; // can happen during connection problems
}
re.shaderRGBA[0] = 0xff;
re.shaderRGBA[1] = 0xff;
re.shaderRGBA[2] = 0xff;
re.shaderRGBA[3] = 0xff * c * 0.33;
re.reType = RT_SPRITE;
re.radius = 42 * ( 1.0 - c ) + 30;
// Ridah, move away from surface
VectorMA( le->pos.trBase, ( 1.0 - c ), le->pos.trDelta, re.origin );
// done.
// RF, don't add if shader is invalid
if ( re.customShader >= 0 ) {
trap_R_AddRefEntityToScene( &re );
}
// add the dlight
if ( le->light ) {
float light;
// Ridah, modified this so the light fades out rather than shrinking
/*
light = (float)( cg.time - le->startTime ) / ( le->endTime - le->startTime );
if ( light < 0.5 ) {
light = 1.0;
} else {
light = 1.0 - ( light - 0.5 ) * 2;
}
light = le->light * light;
trap_R_AddLightToScene(re.origin, light, le->lightColor[0], le->lightColor[1], le->lightColor[2], 0 );
*/
light = (float)( cg.time - le->startTime ) / ( le->endTime - le->startTime );
if ( light < 0.5 ) {
light = 1.0;
} else {
light = 1.0 - ( light - 0.5 ) * 2;
}
trap_R_AddLightToScene( re.origin, le->light, light * le->lightColor[0], light * le->lightColor[1], light * le->lightColor[2], 0 );
// done.
}
}
/*
===============
UI_PlayerFloatSprite
===============
*/
static void UI_PlayerFloatSprite( playerInfo_t *pi, vec3_t origin, qhandle_t shader ) {
refEntity_t ent;
memset( &ent, 0, sizeof( ent ) );
VectorCopy( origin, ent.origin );
ent.origin[2] += 48;
ent.reType = RT_SPRITE;
ent.customShader = shader;
ent.radius = 10;
ent.renderfx = 0;
trap_R_AddRefEntityToScene( &ent );
}
/*
===============
CG_DamageBlendBlob
===============
*/
static void CG_DamageBlendBlob( void )
{
int t;
int maxTime;
refEntity_t ent;
if ( !cg.damageValue ) {
return;
}
maxTime = DAMAGE_TIME;
t = cg.time - cg.damageTime;
if ( t <= 0 || t >= maxTime ) {
return;
}
memset( &ent, 0, sizeof( ent ) );
ent.reType = RT_SPRITE;
ent.renderfx = RF_FIRST_PERSON;
VectorMA( cg.refdef.vieworg, 8, cg.refdef.viewaxis[0], ent.origin );
VectorMA( ent.origin, cg.damageX * -8, cg.refdef.viewaxis[1], ent.origin );
VectorMA( ent.origin, cg.damageY * 8, cg.refdef.viewaxis[2], ent.origin );
ent.radius = cg.damageValue * 3 * ( 1.0 - ((float)t / maxTime) );
if (cg.snap->ps.damageType == 0)
{ //pure health
ent.customShader = cgs.media.viewPainShader;
ent.shaderRGBA[0] = 180 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[1] = 50 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[2] = 50 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[3] = 255;
}
else if (cg.snap->ps.damageType == 1)
{ //pure shields
ent.customShader = cgs.media.viewPainShader_Shields;
ent.shaderRGBA[0] = 50 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[1] = 180 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[2] = 50 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[3] = 255;
}
else
{ //shields and health
ent.customShader = cgs.media.viewPainShader_ShieldsAndHealth;
ent.shaderRGBA[0] = 180 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[1] = 180 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[2] = 50 * ( 1.0 - ((float)t / maxTime) );
ent.shaderRGBA[3] = 255;
}
trap_R_AddRefEntityToScene( &ent );
}
/*
===================
CG_AddBezier
For trek, for the imod and the...uh...imod.
===================
*/
void CG_AddBezier( localEntity_t *le )
{
refEntity_t *re;
float frac, alpha;
float t = (cg.time - le->startTime)*0.001; // time elapsed since beginning of effect
vec3_t vTempPos;
re = &le->refEntity;
frac = (cg.time - le->startTime) / ( float ) ( le->endTime - le->startTime );
if ( frac > 1 )
frac = 1.0; // can happen during connection problems
else if (frac < 0)
frac = 0.0;
// Use the liferate to set the scale over time.
re->data.bezier.width = le->data.line.width + (le->data.line.dwidth * frac);
if (re->data.bezier.width <= 0)
{
CG_FreeLocalEntity( le );
return;
}
// We will assume here that we want additive transparency effects.
alpha = le->alpha + (le->dalpha * frac);
re->shaderRGBA[0] = 0xff * alpha;
re->shaderRGBA[1] = 0xff * alpha;
re->shaderRGBA[2] = 0xff * alpha;
re->shaderRGBA[3] = 0xff; // Yes, we could apply c to this too, but fading the color is better for lines.
re->reType = RT_BEZIER;
// the refEntity only stores the two control points, so we need to update them here with
//the control_velocity and control_acceleration, then store the results in refEntity.
//use (cg.time - le->startTime) as a value for elapsed time t, plug it into the position formula:
//
// x = x0 + (v0 * t) + (0.5 * a * t * t)
//
//...where x is the position at time t, x0 is initial control point position, v0 is control point velocity,
//and a is control point acceleration
//
// update control point 1
VectorMA(le->data.line.control1, t, le->data.line.control1_velocity, vTempPos);
VectorMA(vTempPos, (0.5*t*t), le->data.line.control1_acceleration, re->data.bezier.control1);
// update control point 2
VectorMA(le->data.line.control2, t, le->data.line.control2_velocity, vTempPos);
VectorMA(vTempPos, (0.5*t*t), le->data.line.control2_acceleration, re->data.bezier.control2);
trap_R_AddRefEntityToScene( re );
}
//TiM - Beam FX for the Neutrino Probe weapon
void FX_ProbeBeam( vec3_t origin, vec3_t dir, int clientNum, qboolean alt_fire )
{
trace_t tr;
refEntity_t beam;
vec3_t end;
float scale;
memset( &beam, 0, sizeof( beam ) );
if ( alt_fire )
scale = flrandom(7.0f, 12.0f);
else
scale = Q_fabs( 12.0f * sin( cg.time * 0.1f ) );
VectorMA( origin, PROBE_BEAM_LENGTH, dir, end );
CG_Trace( &tr, origin, NULL, NULL, end, clientNum, CONTENTS_SOLID );
trap_R_AddLightToScene( origin, 20, 114.0f / 255, 164.0f / 255, 1.0f );
VectorCopy( origin, beam.origin);
VectorCopy( tr.endpos, beam.oldorigin );
beam.reType = RT_LINE;
beam.customShader = cgs.media.probeBeam;
beam.shaderRGBA[0] = 0xff;
beam.shaderRGBA[1] = 0xff;
beam.shaderRGBA[2] = 0xff;
beam.shaderRGBA[3] = 0xff;
AxisClear( beam.axis );
beam.data.line.width = scale*0.1;
beam.data.line.width2 = scale;
beam.data.line.stscale = 1.0;
trap_R_AddRefEntityToScene( &beam );
if ( tr.fraction != 1.0f )
{
float radius;
if ( alt_fire )
radius = flrandom(1.5f, 3.0f) * (1.0 - (tr.fraction*0.3));
else
radius = flrandom(0.5f, 1.5f) * (1.0 - (tr.fraction*0.3));
if ( !radius )
return;
CG_ImpactMark( cgs.media.probeDecal, tr.endpos, tr.plane.normal, 0, 1, 1, 1, 0.2*(1.0-tr.fraction), qfalse, radius, qtrue );
trap_R_AddLightToScene( origin, radius*5, 114.0f / 255, 164.0f / 255, 1.0f );
}
}
/*
==================
CG_GhostBuildable
==================
*/
void CG_GhostBuildable( buildable_t buildable )
{
refEntity_t ent;
playerState_t *ps;
vec3_t angles, entity_origin;
vec3_t mins, maxs;
trace_t tr;
float scale;
ps = &cg.predictedPlayerState;
memset( &ent, 0, sizeof( ent ) );
BG_FindBBoxForBuildable( buildable, mins, maxs );
BG_PositionBuildableRelativeToPlayer( ps, mins, maxs, CG_Trace, entity_origin, angles, &tr );
CG_PositionAndOrientateBuildable( ps->viewangles, entity_origin, tr.plane.normal, ps->clientNum,
mins, maxs, ent.axis, ent.origin );
//offset on the Z axis if required
VectorMA( ent.origin, BG_FindZOffsetForBuildable( buildable ), tr.plane.normal, ent.origin );
VectorCopy( ent.origin, ent.lightingOrigin );
VectorCopy( ent.origin, ent.oldorigin ); // don't positionally lerp at all
ent.hModel = cg_buildables[ buildable ].models[ 0 ];
if( ps->stats[ STAT_BUILDABLE ] & SB_VALID_TOGGLEBIT )
ent.customShader = cgs.media.greenBuildShader;
else
ent.customShader = cgs.media.redBuildShader;
//rescale the model
scale = BG_FindModelScaleForBuildable( buildable );
if( scale != 1.0f )
{
VectorScale( ent.axis[ 0 ], scale, ent.axis[ 0 ] );
VectorScale( ent.axis[ 1 ], scale, ent.axis[ 1 ] );
VectorScale( ent.axis[ 2 ], scale, ent.axis[ 2 ] );
ent.nonNormalizedAxes = qtrue;
}
else
ent.nonNormalizedAxes = qfalse;
// add to refresh list
trap_R_AddRefEntityToScene( &ent );
}