// NERVE - SMF :: the core of the dirt explosion
void CG_ParticleDirtBulletDebris_Core(vec3_t org, vec3_t vel, int duration, float width, float height, float alpha,
qhandle_t shader)
{
cparticle_t *p;
if(!free_particles)
{
return;
}
p = free_particles;
free_particles = p->next;
p->next = active_particles;
active_particles = p;
p->time = cg.time;
p->endtime = cg.time + duration;
p->startfade = cg.time + duration / 2;
p->color = EMISIVEFADE;
p->alpha = alpha;
p->alphavel = 0;
p->height = width;
p->width = height;
p->endheight = p->height;
p->endwidth = p->width;
p->rotate = 0;
p->type = P_SMOKE;
p->pshader = shader;
if(cg_fxflags & 1)
{
p->pshader = getTestShader();
p->rotate = 0;
p->roll = 0;
p->type = P_SPRITE;
}
VectorCopy(org, p->org);
VectorCopy(vel, p->vel);
VectorSet(p->accel, 0, 0, -330);
}
//----(SA) modified
localEntity_t *CG_SmokePuff(const vec3_t p, const vec3_t vel,
float radius,
float r, float g, float b, float a,
float duration,
int startTime,
int fadeInTime,
int leFlags,
qhandle_t hShader)
{
static int seed = 0x92;
localEntity_t *le;
refEntity_t *re;
le = CG_AllocLocalEntity();
le->leFlags = leFlags;
le->radius = radius;
re = &le->refEntity;
re->rotation = Q_random(&seed) * 360;
re->radius = radius;
re->shaderTime = startTime / 1000.0f;
le->leType = LE_MOVE_SCALE_FADE;
le->startTime = startTime;
le->endTime = startTime + duration;
le->fadeInTime = fadeInTime;
if (fadeInTime > startTime)
{
le->lifeRate = 1.0 / (le->endTime - le->fadeInTime);
}
else
{
le->lifeRate = 1.0 / (le->endTime - le->startTime);
}
le->color[0] = r;
le->color[1] = g;
le->color[2] = b;
le->color[3] = a;
le->pos.trType = TR_LINEAR;
le->pos.trTime = startTime;
VectorCopy(vel, le->pos.trDelta);
VectorCopy(p, le->pos.trBase);
VectorCopy(p, re->origin);
re->customShader = hShader;
// rage pro can't alpha fade, so use a different shader
if (cgs.glconfig.hardwareType == GLHW_RAGEPRO)
{
re->customShader = cgs.media.smokePuffRageProShader;
re->shaderRGBA[0] = 0xff;
re->shaderRGBA[1] = 0xff;
re->shaderRGBA[2] = 0xff;
re->shaderRGBA[3] = 0xff;
}
else
{
re->shaderRGBA[0] = le->color[0] * 0xff;
re->shaderRGBA[1] = le->color[1] * 0xff;
re->shaderRGBA[2] = le->color[2] * 0xff;
re->shaderRGBA[3] = 0xff;
}
// JPW NERVE
if (cg_fxflags & 1)
{
re->customShader = getTestShader();
re->rotation = 180;
}
// jpw
re->reType = RT_SPRITE;
re->radius = le->radius;
return le;
}
void CG_AddParticleToScene(cparticle_t *p, vec3_t org) {
vec3_t point;
polyVert_t verts[4];
float width;
float height;
float time, time2;
float ratio;
float invratio;
vec3_t color;
polyVert_t TRIverts[3];
vec3_t rright2, rup2;
if (p->type == P_WEATHER || p->type == P_WEATHER_TURBULENT || p->type == P_WEATHER_FLURRY
|| p->type == P_BUBBLE || p->type == P_BUBBLE_TURBULENT) { // create a front facing polygon
if (p->type != P_WEATHER_FLURRY) {
if (p->type == P_BUBBLE || p->type == P_BUBBLE_TURBULENT) {
if (org[2] > p->end) {
p->time = cg.time;
VectorCopy(org, p->org); // Ridah, fixes rare snow flakes that flicker on the ground
p->org[2] = (p->start + crandom() * 4);
if (p->type == P_BUBBLE_TURBULENT) {
p->vel[0] = crandom() * 4;
p->vel[1] = crandom() * 4;
}
}
} else {
if (org[2] < p->end) {
p->time = cg.time;
VectorCopy(org, p->org); // Ridah, fixes rare snow flakes that flicker on the ground
while (p->org[2] < p->end) {
p->org[2] += (p->start - p->end);
}
if (p->type == P_WEATHER_TURBULENT) {
p->vel[0] = crandom() * 16;
p->vel[1] = crandom() * 16;
}
}
}
// Rafael snow pvs check
if (!p->link) {
return;
}
p->alpha = 1;
}
// Ridah, had to do this or MAX_POLYS is being exceeded in village1.bsp
if (VectorDistanceSquared(cg.snap->ps.origin, org) > SQR(1024)) {
return;
}
// done.
if (p->type == P_BUBBLE || p->type == P_BUBBLE_TURBULENT) {
VectorMA(org, -p->height, vup, point);
VectorMA(point, -p->width, vright, point);
VectorCopy(point, verts[0].xyz);
verts[0].st[0] = 0;
verts[0].st[1] = 0;
verts[0].modulate[0] = 255;
verts[0].modulate[1] = 255;
verts[0].modulate[2] = 255;
verts[0].modulate[3] = 255 * p->alpha;
VectorMA(org, -p->height, vup, point);
VectorMA(point, p->width, vright, point);
VectorCopy(point, verts[1].xyz);
verts[1].st[0] = 0;
verts[1].st[1] = 1;
verts[1].modulate[0] = 255;
verts[1].modulate[1] = 255;
verts[1].modulate[2] = 255;
verts[1].modulate[3] = 255 * p->alpha;
VectorMA(org, p->height, vup, point);
VectorMA(point, p->width, vright, point);
VectorCopy(point, 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 * p->alpha;
VectorMA(org, p->height, vup, point);
VectorMA(point, -p->width, vright, point);
VectorCopy(point, verts[3].xyz);
verts[3].st[0] = 1;
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 * p->alpha;
} else {
VectorMA(org, -p->height, vup, point);
VectorMA(point, -p->width, vright, point);
VectorCopy(point, TRIverts[0].xyz);
TRIverts[0].st[0] = 1;
TRIverts[0].st[1] = 0;
TRIverts[0].modulate[0] = 255;
TRIverts[0].modulate[1] = 255;
TRIverts[0].modulate[2] = 255;
TRIverts[0].modulate[3] = 255 * p->alpha;
VectorMA(org, p->height, vup, point);
VectorMA(point, -p->width, vright, point);
VectorCopy(point, TRIverts[1].xyz);
TRIverts[1].st[0] = 0;
TRIverts[1].st[1] = 0;
TRIverts[1].modulate[0] = 255;
TRIverts[1].modulate[1] = 255;
TRIverts[1].modulate[2] = 255;
TRIverts[1].modulate[3] = 255 * p->alpha;
VectorMA(org, p->height, vup, point);
VectorMA(point, p->width, vright, point);
VectorCopy(point, TRIverts[2].xyz);
TRIverts[2].st[0] = 0;
TRIverts[2].st[1] = 1;
TRIverts[2].modulate[0] = 255;
TRIverts[2].modulate[1] = 255;
TRIverts[2].modulate[2] = 255;
TRIverts[2].modulate[3] = 255 * p->alpha;
}
} else if (p->type == P_SPRITE) {
vec3_t rr, ru;
vec3_t rotate_ang;
VectorSet(color, 1.0, 1.0, 1.0);
time = cg.time - p->time;
time2 = p->endtime - p->time;
ratio = time / time2;
width = p->width + (ratio * (p->endwidth - p->width));
height = p->height + (ratio * (p->endheight - p->height));
if (p->roll) {
vectoangles(cg.refdef_current->viewaxis[0], rotate_ang);
rotate_ang[ROLL] += p->roll;
AngleVectors(rotate_ang, NULL, rr, ru);
}
if (p->roll) {
VectorMA(org, -height, ru, point);
VectorMA(point, -width, rr, point);
} else {
VectorMA(org, -height, vup, point);
VectorMA(point, -width, vright, point);
}
VectorCopy(point, verts[0].xyz);
verts[0].st[0] = 0;
verts[0].st[1] = 0;
verts[0].modulate[0] = 255;
verts[0].modulate[1] = 255;
verts[0].modulate[2] = 255;
verts[0].modulate[3] = 255;
if (p->roll) {
VectorMA(point, 2 * height, ru, point);
} else {
VectorMA(point, 2 * height, vup, point);
}
VectorCopy(point, verts[1].xyz);
verts[1].st[0] = 0;
verts[1].st[1] = 1;
verts[1].modulate[0] = 255;
verts[1].modulate[1] = 255;
verts[1].modulate[2] = 255;
verts[1].modulate[3] = 255;
if (p->roll) {
VectorMA(point, 2 * width, rr, point);
} else {
VectorMA(point, 2 * width, vright, point);
}
VectorCopy(point, 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;
if (p->roll) {
VectorMA(point, -2 * height, ru, point);
} else {
VectorMA(point, -2 * height, vup, point);
}
VectorCopy(point, verts[3].xyz);
verts[3].st[0] = 1;
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;
} else if (p->type == P_SMOKE || p->type == P_SMOKE_IMPACT) { // create a front rotating facing polygon
if (p->type == P_SMOKE_IMPACT && VectorDistanceSquared(cg.snap->ps.origin, org) > SQR(1024)) {
return;
}
if (p->color == MUSTARD) {
VectorSet(color, 0.42, 0.33, 0.19);
} else if (p->color == BLOODRED) {
VectorSet(color, 0.22, 0, 0);
} else if (p->color == ZOMBIE) {
VectorSet(color, 0.4, 0.28, 0.23);
} else if (p->color == GREY75) {
float len;
float greyit;
float val;
len = Distance(cg.snap->ps.origin, org);
if (!len) {
len = 1;
}
val = 4096 / len;
greyit = 0.25 * val;
if (greyit > 0.5) {
greyit = 0.5;
}
VectorSet(color, greyit, greyit, greyit);
} else {
VectorSet(color, 1.0, 1.0, 1.0);
}
time = cg.time - p->time;
time2 = p->endtime - p->time;
ratio = time / time2;
if (cg.time > p->startfade) {
invratio = 1 - ((cg.time - p->startfade) / (p->endtime - p->startfade));
if (p->color == EMISIVEFADE) {
float fval;
fval = (invratio * invratio);
if (fval < 0) {
fval = 0;
}
VectorSet(color, fval, fval, fval);
}
invratio *= p->alpha;
} else {
invratio = 1 * p->alpha;
}
if (cgs.glconfig.hardwareType == GLHW_RAGEPRO) {
invratio = 1;
}
if (invratio > 1) {
invratio = 1;
}
width = p->width + (ratio * (p->endwidth - p->width));
height = p->height + (ratio * (p->endheight - p->height));
{
vec3_t temp;
vectoangles(rforward, temp);
p->accumroll += p->roll;
temp[ROLL] += p->accumroll * 0.1;
AngleVectors(temp, NULL, rright2, rup2);
}
if (p->rotate) {
VectorMA(org, -height, rup2, point);
VectorMA(point, -width, rright2, point);
} else {
VectorMA(org, -p->height, vup, point);
VectorMA(point, -p->width, vright, point);
}
VectorCopy(point, verts[0].xyz);
verts[0].st[0] = 0;
verts[0].st[1] = 0;
verts[0].modulate[0] = 255 * color[0];
verts[0].modulate[1] = 255 * color[1];
verts[0].modulate[2] = 255 * color[2];
verts[0].modulate[3] = 255 * invratio;
if (p->rotate) {
VectorMA(org, -height, rup2, point);
VectorMA(point, width, rright2, point);
} else {
VectorMA(org, -p->height, vup, point);
VectorMA(point, p->width, vright, point);
}
VectorCopy(point, verts[1].xyz);
verts[1].st[0] = 0;
verts[1].st[1] = 1;
verts[1].modulate[0] = 255 * color[0];
verts[1].modulate[1] = 255 * color[1];
verts[1].modulate[2] = 255 * color[2];
verts[1].modulate[3] = 255 * invratio;
if (p->rotate) {
VectorMA(org, height, rup2, point);
VectorMA(point, width, rright2, point);
} else {
VectorMA(org, p->height, vup, point);
VectorMA(point, p->width, vright, point);
}
VectorCopy(point, verts[2].xyz);
verts[2].st[0] = 1;
verts[2].st[1] = 1;
verts[2].modulate[0] = 255 * color[0];
verts[2].modulate[1] = 255 * color[1];
verts[2].modulate[2] = 255 * color[2];
verts[2].modulate[3] = 255 * invratio;
if (p->rotate) {
VectorMA(org, height, rup2, point);
VectorMA(point, -width, rright2, point);
} else {
VectorMA(org, p->height, vup, point);
VectorMA(point, -p->width, vright, point);
}
VectorCopy(point, verts[3].xyz);
verts[3].st[0] = 1;
verts[3].st[1] = 0;
verts[3].modulate[0] = 255 * color[0];
verts[3].modulate[1] = 255 * color[1];
verts[3].modulate[2] = 255 * color[2];
verts[3].modulate[3] = 255 * invratio;
} else if (p->type == P_FLAT_SCALEUP) {
float width, height;
float sinR, cosR;
if (p->color == BLOODRED) {
VectorSet(color, 1, 1, 1);
} else {
VectorSet(color, 0.5, 0.5, 0.5);
}
time = cg.time - p->time;
time2 = p->endtime - p->time;
ratio = time / time2;
width = p->width + (ratio * (p->endwidth - p->width));
height = p->height + (ratio * (p->endheight - p->height));
if (width > p->endwidth) {
width = p->endwidth;
}
if (height > p->endheight) {
height = p->endheight;
}
sinR = height * sin(DEG2RAD(p->roll)) * ROOT_2;
cosR = width * cos(DEG2RAD(p->roll)) * ROOT_2;
VectorCopy(org, verts[0].xyz);
verts[0].xyz[0] -= sinR;
verts[0].xyz[1] -= cosR;
verts[0].st[0] = 0;
verts[0].st[1] = 0;
verts[0].modulate[0] = 255 * color[0];
verts[0].modulate[1] = 255 * color[1];
verts[0].modulate[2] = 255 * color[2];
verts[0].modulate[3] = 255;
VectorCopy(org, verts[1].xyz);
verts[1].xyz[0] -= cosR;
verts[1].xyz[1] += sinR;
verts[1].st[0] = 0;
verts[1].st[1] = 1;
verts[1].modulate[0] = verts[0].modulate[0];
verts[1].modulate[1] = verts[0].modulate[1];
verts[1].modulate[2] = verts[0].modulate[2];
verts[1].modulate[3] = verts[0].modulate[3];
VectorCopy(org, verts[2].xyz);
verts[2].xyz[0] += sinR;
verts[2].xyz[1] += cosR;
verts[2].st[0] = 1;
verts[2].st[1] = 1;
verts[2].modulate[0] = verts[0].modulate[0];
verts[2].modulate[1] = verts[0].modulate[1];
verts[2].modulate[2] = verts[0].modulate[2];
verts[2].modulate[3] = verts[0].modulate[3];
VectorCopy(org, verts[3].xyz);
verts[3].xyz[0] += cosR;
verts[3].xyz[1] -= sinR;
verts[3].st[0] = 1;
verts[3].st[1] = 0;
verts[3].modulate[0] = verts[0].modulate[0];
verts[3].modulate[1] = verts[0].modulate[1];
verts[3].modulate[2] = verts[0].modulate[2];
verts[3].modulate[3] = verts[0].modulate[3];
} else if (p->type == P_FLAT) {
VectorCopy(org, verts[0].xyz);
verts[0].xyz[0] -= p->height;
verts[0].xyz[1] -= p->width;
verts[0].st[0] = 0;
verts[0].st[1] = 0;
verts[0].modulate[0] = 255;
verts[0].modulate[1] = 255;
verts[0].modulate[2] = 255;
verts[0].modulate[3] = 255;
VectorCopy(org, verts[1].xyz);
verts[1].xyz[0] -= p->height;
verts[1].xyz[1] += p->width;
verts[1].st[0] = 0;
verts[1].st[1] = 1;
verts[1].modulate[0] = 255;
verts[1].modulate[1] = 255;
verts[1].modulate[2] = 255;
verts[1].modulate[3] = 255;
VectorCopy(org, verts[2].xyz);
verts[2].xyz[0] += p->height;
verts[2].xyz[1] += p->width;
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;
VectorCopy(org, verts[3].xyz);
verts[3].xyz[0] += p->height;
verts[3].xyz[1] -= p->width;
verts[3].st[0] = 1;
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;
}
// Ridah
else if (p->type == P_ANIM || p->type == P_DLIGHT_ANIM) { // ydnar
vec3_t rr, ru;
vec3_t rotate_ang;
int i, j;
time = cg.time - p->time;
time2 = p->endtime - p->time;
ratio = time / time2;
if (ratio >= 1.0) {
ratio = 0.9999;
} else if (ratio < 0.0) {
// rain - make sure that ratio isn't negative or
// we'll walk out of bounds when j is calculated below
ratio = 0.0001;
}
width = p->width + (ratio * (p->endwidth - p->width));
height = p->height + (ratio * (p->endheight - p->height));
// ydnar: add dlight if necessary
if (p->type == P_DLIGHT_ANIM) {
// fixme: support arbitrary color
trap_R_AddLightToScene(org, 320, //% 1.5 * (width > height ? width : height),
1.25 * (1.0 - ratio), 1.0, 0.95, 0.85, 0, 0);
}
// if we are "inside" this sprite, don't draw
if (VectorDistanceSquared(cg.snap->ps.origin, org) < SQR(width / 1.5f)) {
return;
}
i = p->shaderAnim;
j = (int)floor(ratio * shaderAnimCounts[p->shaderAnim]);
p->pshader = shaderAnims[i][j];
// JPW NERVE more particle testing
if (cg_fxflags & 1) {
p->roll = 0;
p->pshader = getTestShader();
rotate_ang[ROLL] = 90;
}
// jpw
if (p->roll) {
vectoangles(cg.refdef_current->viewaxis[0], rotate_ang);
rotate_ang[ROLL] += p->roll;
AngleVectors(rotate_ang, NULL, rr, ru);
}
if (p->roll) {
VectorMA(org, -height, ru, point);
VectorMA(point, -width, rr, point);
} else {
VectorMA(org, -height, vup, point);
VectorMA(point, -width, vright, point);
}
VectorCopy(point, verts[0].xyz);
verts[0].st[0] = 0;
verts[0].st[1] = 0;
verts[0].modulate[0] = 255;
verts[0].modulate[1] = 255;
verts[0].modulate[2] = 255;
verts[0].modulate[3] = 255;
if (p->roll) {
VectorMA(point, 2 * height, ru, point);
} else {
VectorMA(point, 2 * height, vup, point);
}
VectorCopy(point, verts[1].xyz);
verts[1].st[0] = 0;
verts[1].st[1] = 1;
verts[1].modulate[0] = 255;
verts[1].modulate[1] = 255;
verts[1].modulate[2] = 255;
verts[1].modulate[3] = 255;
if (p->roll) {
VectorMA(point, 2 * width, rr, point);
} else {
VectorMA(point, 2 * width, vright, point);
}
VectorCopy(point, 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;
if (p->roll) {
VectorMA(point, -2 * height, ru, point);
} else {
VectorMA(point, -2 * height, vup, point);
}
VectorCopy(point, verts[3].xyz);
verts[3].st[0] = 1;
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;
}
// done.
if (!cg_wolfparticles.integer) {
return;
}
if (!p->pshader) {
return;
}
if (p->type == P_WEATHER || p->type == P_WEATHER_TURBULENT || p->type == P_WEATHER_FLURRY) {
trap_R_AddPolyToScene(p->pshader, 3, TRIverts);
} else {
trap_R_AddPolyToScene(p->pshader, 4, verts);
}
}
