/**
* Render one triangle of a shield hit effect on one ship.
* Each frame, the triangle needs to be rotated into global coords.
*
* @param trip pointer to triangle in global array
* @param orient orientation of object shield is associated with
* @param pos center point of object
* @param r Red colour
* @param g Green colour
* @param b Blue colour
*/
void render_shield_triangle(gshield_tri *trip, matrix *orient, vec3d *pos, ubyte r, ubyte g, ubyte b)
{
int j;
vec3d pnt;
vertex *verts[3];
vertex points[3];
if (trip->trinum == -1)
return; // Means this is a quad, must have switched detail_level.
for (j=0; j<3; j++ ) {
// Rotate point into world coordinates
vm_vec_unrotate(&pnt, &trip->verts[j].pos, orient);
vm_vec_add2(&pnt, pos);
// Pnt is now the x,y,z world coordinates of this vert.
// For this example, I am just drawing a sphere at that point.
if (!Cmdline_nohtl) g3_transfer_vertex(&points[j],&pnt);
else g3_rotate_vertex(&points[j], &pnt);
points[j].texture_position.u = trip->verts[j].u;
points[j].texture_position.v = trip->verts[j].v;
Assert((trip->verts[j].u >= 0.0f) && (trip->verts[j].u <= UV_MAX));
Assert((trip->verts[j].v >= 0.0f) && (trip->verts[j].v <= UV_MAX));
verts[j] = &points[j];
}
verts[0]->r = r;
verts[0]->g = g;
verts[0]->b = b;
verts[1]->r = r;
verts[1]->g = g;
verts[1]->b = b;
verts[2]->r = r;
verts[2]->g = g;
verts[2]->b = b;
vec3d norm;
Poly_count++;
vm_vec_perp(&norm,&verts[0]->world,&verts[1]->world,&verts[2]->world);
int flags=TMAP_FLAG_TEXTURED | TMAP_FLAG_RGB | TMAP_FLAG_GOURAUD;
if (!Cmdline_nohtl) flags |= TMAP_HTL_3D_UNLIT;
if ( vm_vec_dot(&norm,&verts[1]->world ) >= 0.0 ) {
vertex *vertlist[3];
vertlist[0] = verts[2];
vertlist[1] = verts[1];
vertlist[2] = verts[0];
g3_draw_poly( 3, vertlist, flags);
} else {
g3_draw_poly( 3, verts, flags);
}
}
void HudGaugeRadarDradis::drawContact(vec3d *pnt, int idx, int clr_idx, float /*dist*/, float alpha, float scale_factor)
{
vec3d p;
int h, w;
vertex vert;
float aspect_mp;
if ((sub_y_clip && (pnt->xyz.y > 0)) || ((!sub_y_clip) && (pnt->xyz.y <= 0)))
return;
memset(&vert, 0, sizeof(vert));
vm_vec_rotate(&p, pnt, &vmd_identity_matrix);
g3_transfer_vertex(&vert, &p);
float sizef = fl_sqrt(vm_vec_dist(&Orb_eye_position, pnt) * 8.0f) * scale_factor;
if ( clr_idx >= 0 ) {
bm_get_info(clr_idx, &w, &h);
if (h == w) {
aspect_mp = 1.0f;
} else {
aspect_mp = (((float) h) / ((float) w));
}
//gr_set_bitmap(clr_idx, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, alpha);
//g3_draw_polygon(&p, &vmd_identity_matrix, sizef/35.0f, aspect_mp*sizef/35.0f, TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT);
material mat_params;
material_set_unlit_color(&mat_params, clr_idx, &Color_bright_white, alpha, true, false);
g3_render_rect_oriented(&mat_params, &p, &vmd_identity_matrix, sizef/35.0f, aspect_mp*sizef/35.0f);
}
if ( idx >= 0 ) {
bm_get_info(idx, &w, &h);
if (h == w) {
aspect_mp = 1.0f;
} else {
aspect_mp = (((float) h) / ((float) w));
}
//gr_set_bitmap(idx, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, alpha);
//g3_draw_polygon(&p, &vmd_identity_matrix, sizef/35.0f, aspect_mp*sizef/35.0f, TMAP_FLAG_TEXTURED | TMAP_FLAG_BW_TEXTURE | TMAP_HTL_3D_UNLIT);
material mat_params;
material_set_unlit_color(&mat_params, idx, &gr_screen.current_color, alpha, true, false);
g3_render_rect_oriented(&mat_params, &p, &vmd_identity_matrix, sizef/35.0f, aspect_mp*sizef/35.0f);
}
}
void render_low_detail_shield_bitmap(gshield_tri *trip, matrix *orient, vec3d *pos, ubyte r, ubyte g, ubyte b)
{
int j;
vec3d pnt;
vertex verts[4];
for (j=0; j<4; j++ ) {
// Rotate point into world coordinates
vm_vec_unrotate(&pnt, &trip->verts[j].pos, orient);
vm_vec_add2(&pnt, pos);
// Pnt is now the x,y,z world coordinates of this vert.
if(!Cmdline_nohtl) g3_transfer_vertex(&verts[j], &pnt);
else g3_rotate_vertex(&verts[j], &pnt);
verts[j].texture_position.u = trip->verts[j].u;
verts[j].texture_position.v = trip->verts[j].v;
}
verts[0].r = r;
verts[0].g = g;
verts[0].b = b;
verts[1].r = r;
verts[1].g = g;
verts[1].b = b;
verts[2].r = r;
verts[2].g = g;
verts[2].b = b;
verts[3].r = r;
verts[3].g = g;
verts[3].b = b;
vec3d norm;
vm_vec_perp(&norm, &trip->verts[0].pos, &trip->verts[1].pos, &trip->verts[2].pos);
vertex *vertlist[4];
if ( vm_vec_dot(&norm, &trip->verts[1].pos ) < 0.0 ) {
vertlist[0] = &verts[3];
vertlist[1] = &verts[2];
vertlist[2] = &verts[1];
vertlist[3] = &verts[0];
g3_draw_poly( 4, vertlist, TMAP_FLAG_TEXTURED | TMAP_FLAG_RGB | TMAP_FLAG_GOURAUD | TMAP_HTL_3D_UNLIT);
} else {
vertlist[0] = &verts[0];
vertlist[1] = &verts[1];
vertlist[2] = &verts[2];
vertlist[3] = &verts[3];
g3_draw_poly( 4, vertlist, TMAP_FLAG_TEXTURED | TMAP_FLAG_RGB | TMAP_FLAG_GOURAUD | TMAP_HTL_3D_UNLIT);
}
}
// ------------------------------------------------------------------------------------
// shockwave_render()
//
// Draw the shockwave identified by handle
//
// input: objp => pointer to shockwave object
//
void shockwave_render(object *objp)
{
shockwave *sw;
shockwave_info *si;
vertex p;
Assert(objp->type == OBJ_SHOCKWAVE);
Assert(objp->instance >= 0 && objp->instance < MAX_SHOCKWAVES);
sw = &Shockwaves[objp->instance];
si = &Shockwave_info[sw->shockwave_info_index];
if( (sw->delay_stamp != -1) && !timestamp_elapsed(sw->delay_stamp)){
return;
}
if ( (sw->current_bitmap < 0) && (sw->model_id < 0) )
return;
// turn off fogging
if(The_mission.flags & MISSION_FLAG_FULLNEB){
gr_fog_set(GR_FOGMODE_NONE, 0, 0, 0);
}
if (sw->model_id > -1) {
float model_Interp_scale_xyz = sw->radius / 50.0f;
model_set_warp_globals( model_Interp_scale_xyz, model_Interp_scale_xyz, model_Interp_scale_xyz, -1, 1.0f - (sw->radius/sw->outer_radius) );
float dist = vm_vec_dist_quick( &sw->pos, &Eye_position );
model_set_detail_level((int)(dist / (sw->radius * 10.0f)));
model_render( sw->model_id, &Objects[sw->objnum].orient, &sw->pos, MR_NO_LIGHTING | MR_NO_FOGGING | MR_NORMAL | MR_CENTER_ALPHA | MR_NO_CULL, sw->objnum);
model_set_warp_globals();
}else{
if (!Cmdline_nohtl) {
g3_transfer_vertex(&p, &sw->pos);
} else {
g3_rotate_vertex(&p, &sw->pos);
}
gr_set_bitmap(sw->current_bitmap, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, 1.3f );
g3_draw_rotated_bitmap(&p, fl_radian(sw->rot_angles.p), sw->radius, TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT);
}
}
void HudGaugeRadarDradis::drawContact(vec3d *pnt, int idx, int clr_idx, float dist, float alpha, float scale_factor)
{
vec3d p;
int h, w;
vertex vert;
float aspect_mp;
if ((sub_y_clip && (pnt->xyz.y > 0)) || ((!sub_y_clip) && (pnt->xyz.y <= 0)))
return;
memset(&vert, 0, sizeof(vert));
vm_vec_rotate(&p, pnt, &vmd_identity_matrix);
g3_transfer_vertex(&vert, &p);
float sizef = fl_sqrt(vm_vec_dist(&Orb_eye_position, pnt) * 8.0f) * scale_factor;
if ( clr_idx >= 0 ) {
bm_get_info(clr_idx, &w, &h);
if (h == w) {
aspect_mp = 1.0f;
} else {
aspect_mp = (((float) h) / ((float) w));
}
gr_set_bitmap(clr_idx, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, alpha);
g3_draw_polygon(&p, &vmd_identity_matrix, sizef/35.0f, aspect_mp*sizef/35.0f, TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT);
}
if ( idx >= 0 ) {
bm_get_info(idx, &w, &h);
if (h == w) {
aspect_mp = 1.0f;
} else {
aspect_mp = (((float) h) / ((float) w));
}
gr_set_bitmap(idx, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, alpha);
g3_draw_polygon(&p, &vmd_identity_matrix, sizef/35.0f, aspect_mp*sizef/35.0f, TMAP_FLAG_TEXTURED | TMAP_FLAG_BW_TEXTURE | TMAP_HTL_3D_UNLIT);
}
}
/*
0----1
|\ |
| \ |
3----2
*/
void geometry_batcher::draw_bitmap(vertex *pnt, int orient, float rad, float depth)
{
float radius = rad;
rad *= 1.41421356f;//1/0.707, becase these are the points of a square or width and height rad
vec3d PNT(pnt->world);
vec3d p[4];
vec3d fvec, rvec, uvec;
vertex *P = &vert[n_to_render * 3];
float *R = &radius_list[n_to_render * 3];
// get the direction from the point to the eye
vm_vec_sub(&fvec, &View_position, &PNT);
vm_vec_normalize_safe(&fvec);
// get an up vector in the general direction of what we want
uvec = View_matrix.vec.uvec;
// make a right vector from the f and up vector, this r vec is exactly what we want, so...
vm_vec_cross(&rvec, &View_matrix.vec.fvec, &uvec);
vm_vec_normalize_safe(&rvec);
// fix the u vec with it
vm_vec_cross(&uvec, &View_matrix.vec.fvec, &rvec);
// move the center of the sprite based on the depth parameter
if ( depth != 0.0f )
vm_vec_scale_add(&PNT, &PNT, &fvec, depth);
// move one of the verts to the left
vm_vec_scale_add(&p[0], &PNT, &rvec, rad);
// and one to the right
vm_vec_scale_add(&p[2], &PNT, &rvec, -rad);
// now move all oof the verts to were they need to be
vm_vec_scale_add(&p[1], &p[2], &uvec, rad);
vm_vec_scale_add(&p[3], &p[0], &uvec, -rad);
vm_vec_scale_add(&p[0], &p[0], &uvec, rad);
vm_vec_scale_add(&p[2], &p[2], &uvec, -rad);
//move all the data from the vecs into the verts
//tri 1
g3_transfer_vertex(&P[5], &p[3]);
g3_transfer_vertex(&P[4], &p[2]);
g3_transfer_vertex(&P[3], &p[1]);
//tri 2
g3_transfer_vertex(&P[2], &p[3]);
g3_transfer_vertex(&P[1], &p[1]);
g3_transfer_vertex(&P[0], &p[0]);
// set up the UV coords
if ( orient & 1 ) {
// tri 1
P[5].texture_position.u = 1.0f;
P[4].texture_position.u = 0.0f;
P[3].texture_position.u = 0.0f;
// tri 2
P[2].texture_position.u = 1.0f;
P[1].texture_position.u = 0.0f;
P[0].texture_position.u = 1.0f;
} else {
// tri 1
P[5].texture_position.u = 0.0f;
P[4].texture_position.u = 1.0f;
P[3].texture_position.u = 1.0f;
// tri 2
P[2].texture_position.u = 0.0f;
P[1].texture_position.u = 1.0f;
P[0].texture_position.u = 0.0f;
}
if ( orient & 2 ) {
// tri 1
P[5].texture_position.v = 1.0f;
P[4].texture_position.v = 1.0f;
P[3].texture_position.v = 0.0f;
// tri 2
P[2].texture_position.v = 1.0f;
P[1].texture_position.v = 0.0f;
P[0].texture_position.v = 0.0f;
} else {
// tri 1
P[5].texture_position.v = 0.0f;
P[4].texture_position.v = 0.0f;
P[3].texture_position.v = 1.0f;
// tri 2
P[2].texture_position.v = 0.0f;
P[1].texture_position.v = 1.0f;
P[0].texture_position.v = 1.0f;
}
for (int i = 0; i < 6 ; i++) {
P[i].r = pnt->r;
P[i].g = pnt->g;
P[i].b = pnt->b;
P[i].a = pnt->a;
R[i] = radius;
}
n_to_render += 2;
}
void shockwave_render(object *objp, draw_list *scene)
{
shockwave *sw;
vertex p;
Assert(objp->type == OBJ_SHOCKWAVE);
Assert(objp->instance >= 0 && objp->instance < MAX_SHOCKWAVES);
sw = &Shockwaves[objp->instance];
if( (sw->delay_stamp != -1) && !timestamp_elapsed(sw->delay_stamp)){
return;
}
if ( (sw->current_bitmap < 0) && (sw->model_id < 0) )
return;
if (sw->model_id > -1) {
vec3d scale;
scale.xyz.x = scale.xyz.y = scale.xyz.z = sw->radius / 50.0f;
model_render_params render_info;
render_info.set_warp_params(-1, 1.0f - (sw->radius/sw->outer_radius), scale);
float dist = vm_vec_dist_quick( &sw->pos, &Eye_position );
render_info.set_detail_level_lock((int)(dist / (sw->radius * 10.0f)));
render_info.set_flags(MR_NO_LIGHTING | MR_NO_FOGGING | MR_NORMAL | MR_CENTER_ALPHA | MR_NO_CULL | MR_NO_BATCH);
render_info.set_object_number(sw->objnum);
model_render_queue( &render_info, scene, sw->model_id, &Objects[sw->objnum].orient, &sw->pos);
if ( Cmdline_fb_explosions ) {
g3_transfer_vertex(&p, &sw->pos);
distortion_add_bitmap_rotated(
Shockwave_info[1].bitmap_id+shockwave_get_framenum(objp->instance, 94),
TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD | TMAP_FLAG_DISTORTION,
&p,
fl_radians(sw->rot_angles.p),
sw->radius,
((sw->time_elapsed/sw->total_time)>0.9f)?(1.0f-(sw->time_elapsed/sw->total_time))*10.0f:1.0f
);
}
} else {
if (!Cmdline_nohtl) {
g3_transfer_vertex(&p, &sw->pos);
} else {
g3_rotate_vertex(&p, &sw->pos);
}
if ( Cmdline_fb_explosions ) {
distortion_add_bitmap_rotated(
sw->current_bitmap,
TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD | TMAP_FLAG_DISTORTION,
&p,
fl_radians(sw->rot_angles.p),
sw->radius,
((sw->time_elapsed/sw->total_time)>0.9f)?(1.0f-(sw->time_elapsed/sw->total_time))*10.0f:1.0f
);
}
batch_add_bitmap_rotated(
sw->current_bitmap,
TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD,
&p,
fl_radians(sw->rot_angles.p),
sw->radius
);
}
}
/**
* Draw the shockwave identified by handle
*
* @param objp pointer to shockwave object
*/
void shockwave_render_DEPRECATED(object *objp)
{
shockwave *sw;
vertex p;
Assert(objp->type == OBJ_SHOCKWAVE);
Assert(objp->instance >= 0 && objp->instance < MAX_SHOCKWAVES);
memset(&p, 0, sizeof(p));
sw = &Shockwaves[objp->instance];
if( (sw->delay_stamp != -1) && !timestamp_elapsed(sw->delay_stamp)){
return;
}
if ( (sw->current_bitmap < 0) && (sw->model_id < 0) )
return;
// turn off fogging
if(The_mission.flags & MISSION_FLAG_FULLNEB){
gr_fog_set(GR_FOGMODE_NONE, 0, 0, 0);
}
if (sw->model_id > -1) {
float model_Interp_scale_xyz = sw->radius / 50.0f;
model_set_warp_globals( model_Interp_scale_xyz, model_Interp_scale_xyz, model_Interp_scale_xyz, -1, 1.0f - (sw->radius/sw->outer_radius) );
float dist = vm_vec_dist_quick( &sw->pos, &Eye_position );
model_set_detail_level((int)(dist / (sw->radius * 10.0f)));
model_render_DEPRECATED( sw->model_id, &Objects[sw->objnum].orient, &sw->pos, MR_DEPRECATED_NO_LIGHTING | MR_DEPRECATED_NO_FOGGING | MR_DEPRECATED_NORMAL | MR_DEPRECATED_CENTER_ALPHA | MR_DEPRECATED_NO_CULL, sw->objnum);
model_set_warp_globals();
if(Cmdline_fb_explosions)
{
g3_transfer_vertex(&p, &sw->pos);
distortion_add_bitmap_rotated(
Shockwave_info[1].bitmap_id+shockwave_get_framenum(objp->instance, 94),
TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD | TMAP_FLAG_DISTORTION,
&p,
fl_radians(sw->rot_angles.p),
sw->radius,
((sw->time_elapsed/sw->total_time)>0.9f)?(1.0f-(sw->time_elapsed/sw->total_time))*10.0f:1.0f
);
}
}else{
if (!Cmdline_nohtl) {
g3_transfer_vertex(&p, &sw->pos);
} else {
g3_rotate_vertex(&p, &sw->pos);
}
if(Cmdline_fb_explosions)
{
distortion_add_bitmap_rotated(
sw->current_bitmap,
TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD | TMAP_FLAG_DISTORTION,
&p,
fl_radians(sw->rot_angles.p),
sw->radius,
((sw->time_elapsed/sw->total_time)>0.9f)?(1.0f-(sw->time_elapsed/sw->total_time))*10.0f:1.0f
);
}
batch_add_bitmap_rotated(
sw->current_bitmap,
TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD,
&p,
fl_radians(sw->rot_angles.p),
sw->radius
);
}
}
int batch_add_polygon(int texture, int tmap_flags, vec3d *pos, matrix *orient, float width, float height, float alpha)
{
//idiot-proof
if(width == 0 || height == 0)
return 0;
Assert(pos != NULL);
Assert(orient != NULL);
//Let's begin.
const int NUM_VERTICES = 4;
vec3d p[NUM_VERTICES] = { ZERO_VECTOR };
vertex v[NUM_VERTICES] = { vertex() };
p[0].xyz.x = width;
p[0].xyz.y = height;
p[1].xyz.x = -width;
p[1].xyz.y = height;
p[2].xyz.x = -width;
p[2].xyz.y = -height;
p[3].xyz.x = width;
p[3].xyz.y = -height;
for(int i = 0; i < NUM_VERTICES; i++)
{
vec3d tmp = vmd_zero_vector;
//Rotate correctly
vm_vec_unrotate(&tmp, &p[i], orient);
//Move to point in space
vm_vec_add2(&tmp, pos);
//Convert to vertex
g3_transfer_vertex(&v[i], &tmp);
}
v[0].texture_position.u = 1.0f;
v[0].texture_position.v = 0.0f;
v[1].texture_position.u = 0.0f;
v[1].texture_position.v = 0.0f;
v[2].texture_position.u = 0.0f;
v[2].texture_position.v = 1.0f;
v[3].texture_position.u = 1.0f;
v[3].texture_position.v = 1.0f;
if (texture < 0) {
Int3();
return 1;
}
batch_item *item = NULL;
SCP_map<int, batch_item>::iterator it = geometry_map.find(texture);
if ( !geometry_map.empty() && it != geometry_map.end() ) {
item = &it->second;
} else {
item = &geometry_map[texture];
item->texture = texture;
}
Assertion( (item->laser == false), "Particle effect %s used as laser glow or laser bitmap\n", bm_get_filename(texture) );
item->tmap_flags = tmap_flags;
item->alpha = alpha;
item->batch.add_allocate(1);
item->batch.draw_quad(v);
return 0;
}
float g3_draw_laser_htl(vec3d* p0, float width1, vec3d* p1, float width2, int r, int g, int b, uint tmap_flags)
{
width1 *= 0.5f;
width2 *= 0.5f;
vec3d uvec, fvec, rvec, center, reye;
vm_vec_sub(&fvec, p0, p1);
vm_vec_normalize_safe(&fvec);
vm_vec_avg(¢er, p0, p1); //needed for the return value only
vm_vec_sub(&reye, &Eye_position, ¢er);
vm_vec_normalize(&reye);
vm_vec_crossprod(&uvec, &fvec, &reye);
vm_vec_normalize(&uvec);
vm_vec_crossprod(&fvec, &uvec, &reye);
vm_vec_normalize(&fvec);
// if(vm_vec_mag_squared(&uvec)==0) uvec.xyz.y = 1.0f; //in case fvec is exactly equal to matrx.rvec, stick some arbitrary value in uvec
//normalize new perpendicular vector
// vm_vec_normalize(&uvec);
//now recompute right vector, in case it wasn't entirely perpendiclar
vm_vec_crossprod(&rvec, &uvec, &fvec);
// Now have uvec, which is up vector and rvec which is the normal
// of the face.
int i;
vec3d start, end;
vm_vec_scale_add(&start, p0, &fvec, -width1);
vm_vec_scale_add(&end, p1, &fvec, width2);
vec3d vecs[4];
vertex pts[4];
vertex* ptlist[8] =
{
&pts[3],
&pts[2],
&pts[1],
&pts[0],
&pts[0],
&pts[1],
&pts[2],
&pts[3]
};
vm_vec_scale_add(&vecs[0], &start, &uvec, width1);
vm_vec_scale_add(&vecs[1], &end, &uvec, width2);
vm_vec_scale_add(&vecs[2], &end, &uvec, -width2);
vm_vec_scale_add(&vecs[3], &start, &uvec, -width1);
for (i = 0; i < 4; i++)
{
g3_transfer_vertex(&pts[i], &vecs[i]);
}
ptlist[0]->u = 0.0f;
ptlist[0]->v = 0.0f;
ptlist[1]->u = 1.0f;
ptlist[1]->v = 0.0f;
ptlist[2]->u = 1.0f;
ptlist[2]->v = 1.0f;
ptlist[3]->u = 0.0f;
ptlist[3]->v = 1.0f;
ptlist[0]->r = (ubyte)r;
ptlist[0]->g = (ubyte)g;
ptlist[0]->b = (ubyte)b;
ptlist[0]->a = 255;
ptlist[1]->r = (ubyte)r;
ptlist[1]->g = (ubyte)g;
ptlist[1]->b = (ubyte)b;
ptlist[1]->a = 255;
ptlist[2]->r = (ubyte)r;
ptlist[2]->g = (ubyte)g;
ptlist[2]->b = (ubyte)b;
ptlist[2]->a = 255;
ptlist[3]->r = (ubyte)r;
ptlist[3]->g = (ubyte)g;
ptlist[3]->b = (ubyte)b;
ptlist[3]->a = 255;
gr_tmapper(4, ptlist, tmap_flags | TMAP_FLAG_RGB | TMAP_FLAG_GOURAUD | TMAP_FLAG_CORRECT);
return center.xyz.z;
}
void geometry_batcher::draw_beam(vec3d *start, vec3d *end, float width, float intensity, float offset)
{
vec3d p[4];
vertex *P = &vert[n_to_render * 3];
float *R = &radius_list[n_to_render * 3];
vec3d fvec, uvecs, uvece, evec;
vm_vec_sub(&fvec, start, end);
vm_vec_normalize_safe(&fvec);
vm_vec_sub(&evec, &View_position, start);
vm_vec_normalize_safe(&evec);
vm_vec_cross(&uvecs, &fvec, &evec);
vm_vec_normalize_safe(&uvecs);
vm_vec_sub(&evec, &View_position, end);
vm_vec_normalize_safe(&evec);
vm_vec_cross(&uvece, &fvec, &evec);
vm_vec_normalize_safe(&uvece);
vm_vec_scale_add(&p[0], start, &uvecs, width);
vm_vec_scale_add(&p[1], end, &uvece, width);
vm_vec_scale_add(&p[2], end, &uvece, -width);
vm_vec_scale_add(&p[3], start, &uvecs, -width);
//move all the data from the vecs into the verts
//tri 1
g3_transfer_vertex(&P[0], &p[3]);
g3_transfer_vertex(&P[1], &p[2]);
g3_transfer_vertex(&P[2], &p[1]);
//tri 2
g3_transfer_vertex(&P[3], &p[3]);
g3_transfer_vertex(&P[4], &p[1]);
g3_transfer_vertex(&P[5], &p[0]);
//set up the UV coords
//tri 1
P[0].texture_position.u = 0.0f; P[0].texture_position.v = 0.0f;
P[1].texture_position.u = 1.0f; P[1].texture_position.v = 0.0f;
P[2].texture_position.u = 1.0f; P[2].texture_position.v = 1.0f;
//tri 2
P[3].texture_position.u = 0.0f; P[3].texture_position.v = 0.0f;
P[4].texture_position.u = 1.0f; P[4].texture_position.v = 1.0f;
P[5].texture_position.u = 0.0f; P[5].texture_position.v = 1.0f;
ubyte _color = (ubyte)(255.0f * intensity);
for(int i = 0; i < 6; i++){
P[i].r = P[i].g = P[i].b = P[i].a = _color;
if(offset > 0.0f) {
R[i] = offset;
} else {
R[i] = width;
}
}
n_to_render += 2;
use_radius = true;
}
float geometry_batcher::draw_laser(vec3d *p0, float width1, vec3d *p1, float width2, int r, int g, int b)
{
width1 *= 0.5f;
width2 *= 0.5f;
vec3d uvec, fvec, rvec, center, reye;
vm_vec_sub( &fvec, p0, p1 );
vm_vec_normalize_safe( &fvec );
vm_vec_avg( ¢er, p0, p1 ); // needed for the return value only
vm_vec_sub(&reye, &Eye_position, ¢er);
vm_vec_normalize(&reye);
// compute the up vector
vm_vec_cross(&uvec, &fvec, &reye);
vm_vec_normalize_safe(&uvec);
// ... the forward vector
vm_vec_cross(&fvec, &uvec, &reye);
vm_vec_normalize_safe(&fvec);
// now recompute right vector, in case it wasn't entirely perpendiclar
vm_vec_cross(&rvec, &uvec, &fvec);
// Now have uvec, which is up vector and rvec which is the normal
// of the face.
vec3d start, end;
vm_vec_scale_add(&start, p0, &fvec, -width1);
vm_vec_scale_add(&end, p1, &fvec, width2);
vec3d vecs[4];
vertex *pts = &vert[n_to_render * 3];
vm_vec_scale_add( &vecs[0], &end, &uvec, width2 );
vm_vec_scale_add( &vecs[1], &start, &uvec, width1 );
vm_vec_scale_add( &vecs[2], &start, &uvec, -width1 );
vm_vec_scale_add( &vecs[3], &end, &uvec, -width2 );
g3_transfer_vertex( &pts[0], &vecs[0] );
g3_transfer_vertex( &pts[1], &vecs[1] );
g3_transfer_vertex( &pts[2], &vecs[2] );
g3_transfer_vertex( &pts[3], &vecs[0] );
g3_transfer_vertex( &pts[4], &vecs[2] );
g3_transfer_vertex( &pts[5], &vecs[3] );
pts[0].texture_position.u = 1.0f;
pts[0].texture_position.v = 0.0f;
pts[1].texture_position.u = 0.0f;
pts[1].texture_position.v = 0.0f;
pts[2].texture_position.u = 0.0f;
pts[2].texture_position.v = 1.0f;
pts[3].texture_position.u = 1.0f;
pts[3].texture_position.v = 0.0f;
pts[4].texture_position.u = 0.0f;
pts[4].texture_position.v = 1.0f;
pts[5].texture_position.u = 1.0f;
pts[5].texture_position.v = 1.0f;
pts[0].r = (ubyte)r;
pts[0].g = (ubyte)g;
pts[0].b = (ubyte)b;
pts[0].a = 255;
pts[1].r = (ubyte)r;
pts[1].g = (ubyte)g;
pts[1].b = (ubyte)b;
pts[1].a = 255;
pts[2].r = (ubyte)r;
pts[2].g = (ubyte)g;
pts[2].b = (ubyte)b;
pts[2].a = 255;
pts[3].r = (ubyte)r;
pts[3].g = (ubyte)g;
pts[3].b = (ubyte)b;
pts[3].a = 255;
pts[4].r = (ubyte)r;
pts[4].g = (ubyte)g;
pts[4].b = (ubyte)b;
pts[4].a = 255;
pts[5].r = (ubyte)r;
pts[5].g = (ubyte)g;
pts[5].b = (ubyte)b;
pts[5].a = 255;
n_to_render += 2;
use_radius = false;
return center.xyz.z;
}
void particle_render_all()
{
ubyte flags;
float pct_complete;
float alpha;
vertex pos;
vec3d ts, te, temp;
int rotate = 1;
int framenum, cur_frame;
bool render_batch = false;
int tmap_flags = TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_SOFT_QUAD;
if ( !Particles_enabled )
return;
MONITOR_INC( NumParticlesRend, Num_particles );
if ( Particles.empty() )
return;
for (SCP_vector<particle*>::iterator p = Particles.begin(); p != Particles.end(); ++p) {
particle* part = *p;
// skip back-facing particles (ripped from fullneb code)
// Wanderer - add support for attached particles
vec3d p_pos;
if (part->attached_objnum >= 0) {
vm_vec_unrotate(&p_pos, &part->pos, &Objects[part->attached_objnum].orient);
vm_vec_add2(&p_pos, &Objects[part->attached_objnum].pos);
} else {
p_pos = part->pos;
}
if ( vm_vec_dot_to_point(&Eye_matrix.vec.fvec, &Eye_position, &p_pos) <= 0.0f ) {
continue;
}
// calculate the alpha to draw at
alpha = get_current_alpha(&p_pos);
// if it's transparent then just skip it
if (alpha <= 0.0f) {
continue;
}
// make sure "rotate" is enabled for this particle
rotate = 1;
// if this is a tracer style particle, calculate tracer vectors
if (part->tracer_length > 0.0f) {
ts = p_pos;
temp = part->velocity;
vm_vec_normalize_quick(&temp);
vm_vec_scale_add(&te, &ts, &temp, part->tracer_length);
// don't bother rotating
rotate = 0;
}
// rotate the vertex
if (rotate) {
flags = g3_rotate_vertex( &pos, &p_pos );
if ( flags ) {
continue;
}
if (!Cmdline_nohtl)
g3_transfer_vertex(&pos, &p_pos);
}
// pct complete for the particle
pct_complete = part->age / part->max_life;
// figure out which frame we should be using
if (part->nframes > 1) {
framenum = fl2i(pct_complete * part->nframes + 0.5);
CLAMP(framenum, 0, part->nframes-1);
cur_frame = part->reverse ? (part->nframes - framenum - 1) : framenum;
} else {
cur_frame = 0;
}
if (part->type == PARTICLE_DEBUG) {
gr_set_color( 255, 0, 0 );
g3_draw_sphere_ez( &p_pos, part->radius );
} else {
framenum = part->optional_data;
Assert( cur_frame < part->nframes );
// if this is a tracer style particle
if (part->tracer_length > 0.0f) {
batch_add_laser( framenum + cur_frame, &ts, part->radius, &te, part->radius );
}
// draw as a regular bitmap
else {
batch_add_bitmap( framenum + cur_frame, tmap_flags, &pos, part->particle_index % 8, part->radius, alpha );
}
render_batch = true;
}
}
profile_begin("Batch Render");
if (render_batch) {
batch_render_all(Particle_buffer_object);
}
profile_end("Batch Render");
}
void geometry_batcher::draw_bitmap(vertex *pnt, float rad, float angle, float depth)
{
float radius = rad;
rad *= 1.41421356f;//1/0.707, becase these are the points of a square or width and height rad
extern float Physics_viewer_bank;
angle -= Physics_viewer_bank;
if ( angle < 0.0f )
angle += PI2;
else if ( angle > PI2 )
angle -= PI2;
vec3d PNT(pnt->world);
vec3d p[4];
vec3d fvec, rvec, uvec;
vertex *P = &vert[n_to_render * 3];
float *R = &radius_list[n_to_render * 3];
vm_vec_sub(&fvec, &View_position, &PNT);
vm_vec_normalize_safe(&fvec);
vm_rot_point_around_line(&uvec, &View_matrix.vec.uvec, angle, &vmd_zero_vector, &View_matrix.vec.fvec);
vm_vec_cross(&rvec, &View_matrix.vec.fvec, &uvec);
vm_vec_normalize_safe(&rvec);
vm_vec_cross(&uvec, &View_matrix.vec.fvec, &rvec);
vm_vec_scale_add(&PNT, &PNT, &fvec, depth);
vm_vec_scale_add(&p[0], &PNT, &rvec, rad);
vm_vec_scale_add(&p[2], &PNT, &rvec, -rad);
vm_vec_scale_add(&p[1], &p[2], &uvec, rad);
vm_vec_scale_add(&p[3], &p[0], &uvec, -rad);
vm_vec_scale_add(&p[0], &p[0], &uvec, rad);
vm_vec_scale_add(&p[2], &p[2], &uvec, -rad);
//move all the data from the vecs into the verts
//tri 1
g3_transfer_vertex(&P[5], &p[3]);
g3_transfer_vertex(&P[4], &p[2]);
g3_transfer_vertex(&P[3], &p[1]);
//tri 2
g3_transfer_vertex(&P[2], &p[3]);
g3_transfer_vertex(&P[1], &p[1]);
g3_transfer_vertex(&P[0], &p[0]);
//tri 1
P[5].texture_position.u = 0.0f; P[5].texture_position.v = 0.0f;
P[4].texture_position.u = 1.0f; P[4].texture_position.v = 0.0f;
P[3].texture_position.u = 1.0f; P[3].texture_position.v = 1.0f;
//tri 2
P[2].texture_position.u = 0.0f; P[2].texture_position.v = 0.0f;
P[1].texture_position.u = 1.0f; P[1].texture_position.v = 1.0f;
P[0].texture_position.u = 0.0f; P[0].texture_position.v = 1.0f;
for (int i = 0; i < 6 ; i++) {
P[i].r = pnt->r;
P[i].g = pnt->g;
P[i].b = pnt->b;
P[i].a = pnt->a;
R[i] = radius;
}
n_to_render += 2;
}
void warpin_render(object *obj, matrix *orient, vec3d *pos, int texture_bitmap_num, float radius, float life_percent, float max_radius, int warp_3d)
{
vec3d center;
vec3d vecs[5];
vertex verts[5];
int saved_gr_zbuffering = gr_zbuffer_get();
gr_zbuffer_set(GR_ZBUFF_READ);
vm_vec_scale_add( ¢er, pos, &orient->vec.fvec, -(max_radius/2.5f)/3.0f );
if (Warp_glow_bitmap >= 0) {
float r = radius;
bool render_it = true;
#define OUT_PERCENT1 0.80f
#define OUT_PERCENT2 0.90f
#define IN_PERCENT1 0.10f
#define IN_PERCENT2 0.20f
if (Cmdline_warp_flash)
{
if ( (life_percent >= IN_PERCENT1) && (life_percent < IN_PERCENT2) ) {
r *= (life_percent - IN_PERCENT1) / (IN_PERCENT2 - IN_PERCENT1);
//render_it = true;
} else if ( (life_percent >= OUT_PERCENT1) && (life_percent < OUT_PERCENT2) ) {
r *= (OUT_PERCENT2 - life_percent) / (OUT_PERCENT2 - OUT_PERCENT1);
//render_it = true;
}
}
if (render_it) {
// Add in noise
int noise_frame = fl2i(Missiontime/15.0f) % NOISE_NUM_FRAMES;
r *= (0.40f + Noise[noise_frame] * 0.30f);
// Bobboau's warp thingie, toggled by cmdline
if (Cmdline_warp_flash) {
r += powf((2.0f * life_percent) - 1.0f, 24.0f) * max_radius * 1.5f;
}
vecs[4] = center;
verts[4].texture_position.u = 0.5f; verts[4].texture_position.v = 0.5f;
if (Cmdline_nohtl) {
g3_rotate_vertex( &verts[4], &vecs[4] );
} else {
g3_transfer_vertex( &verts[4], &vecs[4] );
}
float alpha = (The_mission.flags & MISSION_FLAG_FULLNEB) ? (1.0f - neb2_get_fog_intensity(obj)) : 1.0f;
gr_set_bitmap( Warp_glow_bitmap, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, alpha );
g3_draw_bitmap( &verts[4], 0, r, TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT );
}
}
if ( (Warp_model >= 0) && (warp_3d || Cmdline_3dwarp) ) {
float scale = radius / 25.0f;
model_set_warp_globals(scale, scale, scale, texture_bitmap_num, (radius/max_radius) );
float dist = vm_vec_dist_quick( pos, &Eye_position );
model_set_detail_level((int)(dist / (radius * 10.0f)));
model_render( Warp_model, orient, pos, MR_LOCK_DETAIL | MR_NO_LIGHTING | MR_NORMAL | MR_NO_FOGGING | MR_NO_CULL );
model_set_warp_globals();
} else {
float Grid_depth = radius/2.5f;
gr_set_bitmap( texture_bitmap_num, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, 1.0f );
vm_vec_scale_add( &vecs[0], ¢er, &orient->vec.uvec, radius );
vm_vec_scale_add2( &vecs[0], &orient->vec.rvec, -radius );
vm_vec_scale_add2( &vecs[0], &orient->vec.fvec, Grid_depth );
vm_vec_scale_add( &vecs[1], ¢er, &orient->vec.uvec, radius );
vm_vec_scale_add2( &vecs[1], &orient->vec.rvec, radius );
vm_vec_scale_add2( &vecs[1], &orient->vec.fvec, Grid_depth );
vm_vec_scale_add( &vecs[2], ¢er, &orient->vec.uvec, -radius );
vm_vec_scale_add2( &vecs[2], &orient->vec.rvec, radius );
vm_vec_scale_add2( &vecs[2], &orient->vec.fvec, Grid_depth );
vm_vec_scale_add( &vecs[3], ¢er, &orient->vec.uvec, -radius );
vm_vec_scale_add2( &vecs[3], &orient->vec.rvec, -radius );
vm_vec_scale_add2( &vecs[3], &orient->vec.fvec, Grid_depth );
// vm_vec_scale_add( &vecs[4], ¢er, &orient->vec.fvec, -Grid_depth );
vecs[4] = center;
verts[0].texture_position.u = 0.01f;
verts[0].texture_position.v = 0.01f;
verts[1].texture_position.u = 0.99f;
verts[1].texture_position.v = 0.01f;
verts[2].texture_position.u = 0.99f;
verts[2].texture_position.v = 0.99f;
verts[3].texture_position.u = 0.01f;
verts[3].texture_position.v = 0.99f;
verts[4].texture_position.u = 0.5f;
verts[4].texture_position.v = 0.5f;
if (Cmdline_nohtl) {
g3_rotate_vertex( &verts[0], &vecs[0] );
g3_rotate_vertex( &verts[1], &vecs[1] );
g3_rotate_vertex( &verts[2], &vecs[2] );
g3_rotate_vertex( &verts[3], &vecs[3] );
g3_rotate_vertex( &verts[4], &vecs[4] );
} else {
g3_transfer_vertex( &verts[0], &vecs[0] );
g3_transfer_vertex( &verts[1], &vecs[1] );
g3_transfer_vertex( &verts[2], &vecs[2] );
g3_transfer_vertex( &verts[3], &vecs[3] );
g3_transfer_vertex( &verts[4], &vecs[4] );
}
int cull = gr_set_cull(0); // fixes rendering problem in D3D - taylor
draw_face( &verts[0], &verts[4], &verts[1] );
draw_face( &verts[1], &verts[4], &verts[2] );
draw_face( &verts[4], &verts[3], &verts[2] );
draw_face( &verts[0], &verts[3], &verts[4] );
gr_set_cull(cull);
}
if (Warp_ball_bitmap > -1 && Cmdline_warp_flash == 1) {
flash_ball warp_ball(20, .1f,.25f, &vmd_z_vector, &vmd_zero_vector, 4.0f, 0.5f);
float adg = (2.0f * life_percent) - 1.0f;
float pct = (powf(adg, 4.0f) - powf(adg, 128.0f)) * 4.0f;
if (pct > 0.00001f) {
g3_start_instance_matrix(pos, orient, true);
gr_set_bitmap(Warp_ball_bitmap, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, 0.9999f);
warp_ball.render(max_radius * pct * 0.5f, adg * adg, adg * adg * 6.0f);
g3_done_instance(true);
}
}
gr_zbuffer_set( saved_gr_zbuffering );
}
float g3_draw_laser_htl(vec3d *p0,float width1,vec3d *p1,float width2, int r, int g, int b, uint tmap_flags)
{
width1 *= 0.5f;
width2 *= 0.5f;
vec3d uvec, fvec, rvec, center, reye, rfvec;
vm_vec_sub( &fvec, p0, p1 );
vm_vec_normalize_safe( &fvec );
vm_vec_copy_scale(&rfvec, &fvec, -1.0f);
vm_vec_avg( ¢er, p0, p1 ); //needed for the return value only
vm_vec_sub(&reye, &Eye_position, ¢er);
vm_vec_normalize(&reye);
// code intended to prevent possible null vector normalize issue - start
if (vm_test_parallel(&reye,&fvec)){
fvec.xyz.x = -reye.xyz.z;
fvec.xyz.y = 0.0f;
fvec.xyz.z = -reye.xyz.x;
}
if (vm_test_parallel(&reye,&rfvec)){
fvec.xyz.x = reye.xyz.z;
fvec.xyz.y = 0.0f;
fvec.xyz.z = reye.xyz.x;
}
// code intended to prevent possible null vector normalize issue - end
vm_vec_crossprod(&uvec,&fvec,&reye);
vm_vec_normalize(&uvec);
vm_vec_crossprod(&fvec,&uvec,&reye);
vm_vec_normalize(&fvec);
//now recompute right vector, in case it wasn't entirely perpendiclar
vm_vec_crossprod(&rvec,&uvec,&fvec);
// Now have uvec, which is up vector and rvec which is the normal
// of the face.
int i;
vec3d start, end;
vm_vec_scale_add(&start, p0, &fvec, -width1);
vm_vec_scale_add(&end, p1, &fvec, width2);
vec3d vecs[4];
vertex pts[4];
vertex *ptlist[8] =
{ &pts[3], &pts[2], &pts[1], &pts[0],
&pts[0], &pts[1], &pts[2], &pts[3]};
vm_vec_scale_add( &vecs[0], &start, &uvec, width1 );
vm_vec_scale_add( &vecs[1], &end, &uvec, width2 );
vm_vec_scale_add( &vecs[2], &end, &uvec, -width2 );
vm_vec_scale_add( &vecs[3], &start, &uvec, -width1 );
for (i=0; i<4; i++ ) {
g3_transfer_vertex( &pts[i], &vecs[i] );
}
ptlist[0]->texture_position.u = 0.0f;
ptlist[0]->texture_position.v = 0.0f;
ptlist[1]->texture_position.u = 1.0f;
ptlist[1]->texture_position.v = 0.0f;
ptlist[2]->texture_position.u = 1.0f;
ptlist[2]->texture_position.v = 1.0f;
ptlist[3]->texture_position.u = 0.0f;
ptlist[3]->texture_position.v = 1.0f;
ptlist[0]->r = (ubyte)r;
ptlist[0]->g = (ubyte)g;
ptlist[0]->b = (ubyte)b;
ptlist[0]->a = 255;
ptlist[1]->r = (ubyte)r;
ptlist[1]->g = (ubyte)g;
ptlist[1]->b = (ubyte)b;
ptlist[1]->a = 255;
ptlist[2]->r = (ubyte)r;
ptlist[2]->g = (ubyte)g;
ptlist[2]->b = (ubyte)b;
ptlist[2]->a = 255;
ptlist[3]->r = (ubyte)r;
ptlist[3]->g = (ubyte)g;
ptlist[3]->b = (ubyte)b;
ptlist[3]->a = 255;
gr_tmapper(4, ptlist,tmap_flags | TMAP_FLAG_RGB | TMAP_FLAG_GOURAUD | TMAP_FLAG_CORRECT);
return center.xyz.z;
}
void warpin_queue_render(draw_list *scene, object *obj, matrix *orient, vec3d *pos, int texture_bitmap_num, float radius, float life_percent, float max_radius, int warp_3d)
{
vec3d center;
vec3d vecs[5];
vertex verts[5];
vm_vec_scale_add( ¢er, pos, &orient->vec.fvec, -(max_radius/2.5f)/3.0f );
if (Warp_glow_bitmap >= 0) {
float r = radius;
bool render_it = true;
#define OUT_PERCENT1 0.80f
#define OUT_PERCENT2 0.90f
#define IN_PERCENT1 0.10f
#define IN_PERCENT2 0.20f
if (Cmdline_warp_flash)
{
if ( (life_percent >= IN_PERCENT1) && (life_percent < IN_PERCENT2) ) {
r *= (life_percent - IN_PERCENT1) / (IN_PERCENT2 - IN_PERCENT1);
//render_it = true;
} else if ( (life_percent >= OUT_PERCENT1) && (life_percent < OUT_PERCENT2) ) {
r *= (OUT_PERCENT2 - life_percent) / (OUT_PERCENT2 - OUT_PERCENT1);
//render_it = true;
}
}
if (render_it) {
// Add in noise
int noise_frame = fl2i(Missiontime/15.0f) % NOISE_NUM_FRAMES;
r *= (0.40f + Noise[noise_frame] * 0.30f);
// Bobboau's warp thingie, toggled by cmdline
if (Cmdline_warp_flash) {
r += powf((2.0f * life_percent) - 1.0f, 24.0f) * max_radius * 1.5f;
}
vecs[4] = center;
verts[4].texture_position.u = 0.5f; verts[4].texture_position.v = 0.5f;
g3_transfer_vertex( &verts[4], &vecs[4] );
float alpha = (The_mission.flags[Mission::Mission_Flags::Fullneb]) ? (1.0f - neb2_get_fog_intensity(obj)) : 1.0f;
batch_add_bitmap(Warp_glow_bitmap, TMAP_FLAG_TEXTURED | TMAP_HTL_3D_UNLIT | TMAP_FLAG_EMISSIVE , &verts[4], 0, r, alpha);
}
}
if ( (Warp_model >= 0) && (warp_3d || Cmdline_3dwarp) ) {
model_render_params render_info;
float scale = radius / 25.0f;
vec3d warp_scale;
warp_scale.xyz.x = warp_scale.xyz.y = warp_scale.xyz.z = scale;
float dist = vm_vec_dist_quick( pos, &Eye_position );
render_info.set_warp_params(texture_bitmap_num, radius/max_radius, warp_scale);
render_info.set_detail_level_lock((int)(dist / (radius * 10.0f)));
render_info.set_flags(MR_NO_LIGHTING | MR_NORMAL | MR_NO_FOGGING | MR_NO_CULL | MR_NO_BATCH);
model_render_queue( &render_info, scene, Warp_model, orient, pos);
} else {
float Grid_depth = radius/2.5f;
// gr_set_bitmap( texture_bitmap_num, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, 1.0f );
vm_vec_scale_add( &vecs[0], ¢er, &orient->vec.uvec, radius );
vm_vec_scale_add2( &vecs[0], &orient->vec.rvec, -radius );
vm_vec_scale_add2( &vecs[0], &orient->vec.fvec, Grid_depth );
vm_vec_scale_add( &vecs[1], ¢er, &orient->vec.uvec, radius );
vm_vec_scale_add2( &vecs[1], &orient->vec.rvec, radius );
vm_vec_scale_add2( &vecs[1], &orient->vec.fvec, Grid_depth );
vm_vec_scale_add( &vecs[2], ¢er, &orient->vec.uvec, -radius );
vm_vec_scale_add2( &vecs[2], &orient->vec.rvec, radius );
vm_vec_scale_add2( &vecs[2], &orient->vec.fvec, Grid_depth );
vm_vec_scale_add( &vecs[3], ¢er, &orient->vec.uvec, -radius );
vm_vec_scale_add2( &vecs[3], &orient->vec.rvec, -radius );
vm_vec_scale_add2( &vecs[3], &orient->vec.fvec, Grid_depth );
// vm_vec_scale_add( &vecs[4], ¢er, &orient->vec.fvec, -Grid_depth );
vecs[4] = center;
verts[0].texture_position.u = 0.01f;
verts[0].texture_position.v = 0.01f;
verts[1].texture_position.u = 0.99f;
verts[1].texture_position.v = 0.01f;
verts[2].texture_position.u = 0.99f;
verts[2].texture_position.v = 0.99f;
verts[3].texture_position.u = 0.01f;
verts[3].texture_position.v = 0.99f;
verts[4].texture_position.u = 0.5f;
verts[4].texture_position.v = 0.5f;
g3_transfer_vertex( &verts[0], &vecs[0] );
g3_transfer_vertex( &verts[1], &vecs[1] );
g3_transfer_vertex( &verts[2], &vecs[2] );
g3_transfer_vertex( &verts[3], &vecs[3] );
g3_transfer_vertex( &verts[4], &vecs[4] );
warpin_batch_draw_face( texture_bitmap_num, &verts[0], &verts[4], &verts[1] );
warpin_batch_draw_face( texture_bitmap_num, &verts[1], &verts[4], &verts[2] );
warpin_batch_draw_face( texture_bitmap_num, &verts[4], &verts[3], &verts[2] );
warpin_batch_draw_face( texture_bitmap_num, &verts[0], &verts[3], &verts[4] );
}
if (Warp_ball_bitmap > -1 && Cmdline_warp_flash == 1) {
//flash_ball warp_ball(20, .1f,.25f, &vmd_z_vector, &vmd_zero_vector, 4.0f, 0.5f);
flash_ball warp_ball(20, .1f,.25f, &orient->vec.fvec, pos, 4.0f, 0.5f);
float adg = (2.0f * life_percent) - 1.0f;
float pct = (powf(adg, 4.0f) - powf(adg, 128.0f)) * 4.0f;
if (pct > 0.00001f) {
warp_ball.render(Warp_ball_bitmap, max_radius * pct * 0.5f, adg * adg, adg * adg * 6.0f);
}
}
}
void trail_add_batch(trail * trailp)
{
int sections[NUM_TRAIL_SECTIONS];
int num_sections = 0;
int i;
vec3d topv, botv, *fvec, last_pos, tmp_fvec;
vertex top, bot, top_prev, bot_prev;
float w;
ubyte l;
vec3d centerv;
if (trailp->tail == trailp->head)
return;
// if this trail is on the player ship, and he's in any padlock view except rear view, don't draw
if ((Player_ship != NULL) && trail_is_on_ship(trailp, Player_ship) &&
(Viewer_mode & (VM_PADLOCK_UP | VM_PADLOCK_LEFT | VM_PADLOCK_RIGHT)))
{
return;
}
trail_info *ti = &trailp->info;
int n = trailp->tail;
do {
n--;
if (n < 0)
n = NUM_TRAIL_SECTIONS - 1;
if (trailp->val[n] > 1.0f)
break;
sections[num_sections++] = n;
} while (n != trailp->head);
if (num_sections <= 0)
return;
Assertion(ti->texture.bitmap_id != -1, "Weapon trail %s could not be loaded", ti->texture.filename); // We can leave this as an assert, but tell them how to fix it. --Chief
memset(&top, 0, sizeof(vertex));
memset(&bot, 0, sizeof(vertex));
memset(&top_prev, 0, sizeof(vertex));
memset(&bot_prev, 0, sizeof(vertex));
float w_size = (ti->w_end - ti->w_start);
float a_size = (ti->a_end - ti->a_start);
int num_faded_sections = ti->n_fade_out_sections;
for (i = 0; i < num_sections; i++) {
n = sections[i];
float init_fade_out = 1.0f;
if ((num_faded_sections > 0) && (i < num_faded_sections)) {
init_fade_out = ((float)i) / (float)num_faded_sections;
}
w = trailp->val[n] * w_size + ti->w_start;
if (init_fade_out != 1.0f) {
l = (ubyte)fl2i((trailp->val[n] * a_size + ti->a_start) * 255.0f * init_fade_out * init_fade_out);
}
else {
l = (ubyte)fl2i((trailp->val[n] * a_size + ti->a_start) * 255.0f);
}
if (i == 0) {
if (num_sections > 1) {
vm_vec_sub(&tmp_fvec, &trailp->pos[n], &trailp->pos[sections[i + 1]]);
vm_vec_normalize_safe(&tmp_fvec);
fvec = &tmp_fvec;
}
else {
fvec = &tmp_fvec;
fvec->xyz.x = 0.0f;
fvec->xyz.y = 0.0f;
fvec->xyz.z = 1.0f;
}
}
else {
vm_vec_sub(&tmp_fvec, &last_pos, &trailp->pos[n]);
vm_vec_normalize_safe(&tmp_fvec);
fvec = &tmp_fvec;
}
trail_calc_facing_pts(&topv, &botv, fvec, &trailp->pos[n], w);
if (!Cmdline_nohtl) {
g3_transfer_vertex(&top, &topv);
g3_transfer_vertex(&bot, &botv);
}
else {
g3_rotate_vertex(&top, &topv);
g3_rotate_vertex(&bot, &botv);
}
top.r = top.g = top.b = l;
bot.r = bot.g = bot.b = l;
top.a = bot.a = l;
float U = i2fl(i);
top.texture_position.u = U;
top.texture_position.v = 1.0f;
bot.texture_position.u = U;
bot.texture_position.v = 0.0f;
if (i > 0) {
if (i == num_sections - 1) {
// Last one...
vm_vec_avg(¢erv, &topv, &botv);
vertex center_vert = vertex();
if (!Cmdline_nohtl)
g3_transfer_vertex(¢er_vert, ¢erv);
else
g3_rotate_vertex(¢er_vert, ¢erv);
center_vert.texture_position.u = U + 1.0f;
center_vert.texture_position.v = 0.5f;
center_vert.a = center_vert.r = center_vert.g = center_vert.b = l;
vertex tri[3];
tri[1] = top_prev;
tri[2] = bot_prev;
tri[0] = center_vert;
batch_add_tri(
ti->texture.bitmap_id,
TMAP_FLAG_TEXTURED | TMAP_FLAG_ALPHA | TMAP_FLAG_GOURAUD | TMAP_FLAG_RGB | TMAP_HTL_3D_UNLIT,
tri,
1.0f
);
} else {
vertex quad[4];
quad[0] = top_prev;
quad[1] = bot_prev;
quad[2] = bot;
quad[3] = top;
batch_add_quad(
ti->texture.bitmap_id,
TMAP_FLAG_TEXTURED | TMAP_FLAG_ALPHA | TMAP_FLAG_GOURAUD | TMAP_FLAG_RGB | TMAP_HTL_3D_UNLIT,
quad,
1.0f
);
}
}
last_pos = trailp->pos[n];
top_prev = top;
bot_prev = bot;
}
}
void trail_render( trail * trailp )
{
int sections[NUM_TRAIL_SECTIONS];
int num_sections = 0;
int i;
vec3d topv, botv, *fvec, last_pos, tmp_fvec;
vertex top, bot;
int nv = 0;
float w;
ubyte l;
vec3d centerv;
if (trailp->tail == trailp->head)
return;
// if this trail is on the player ship, and he's in any padlock view except rear view, don't draw
if ( (Player_ship != NULL) && trail_is_on_ship(trailp, Player_ship) &&
(Viewer_mode & (VM_PADLOCK_UP | VM_PADLOCK_LEFT | VM_PADLOCK_RIGHT)) )
{
return;
}
trail_info *ti = &trailp->info;
int n = trailp->tail;
do {
n--;
if (n < 0)
n = NUM_TRAIL_SECTIONS-1;
if (trailp->val[n] > 1.0f)
break;
sections[num_sections++] = n;
} while ( n != trailp->head );
if (num_sections <= 0)
return;
Assertion(ti->texture.bitmap_id != -1, "Weapon trail %s could not be loaded", ti->texture.filename); // We can leave this as an assert, but tell them how to fix it. --Chief
memset( &top, 0, sizeof(vertex) );
memset( &bot, 0, sizeof(vertex) );
// it's a tristrip, so allocate for 2+1
allocate_trail_verts((num_sections * 2) + 1);
float w_size = (ti->w_end - ti->w_start);
float a_size = (ti->a_end - ti->a_start);
int num_faded_sections = ti->n_fade_out_sections;
for (i = 0; i < num_sections; i++) {
n = sections[i];
float init_fade_out = 1.0f;
if ((num_faded_sections > 0) && (i < num_faded_sections)) {
init_fade_out = ((float) i) / (float) num_faded_sections;
}
w = trailp->val[n] * w_size + ti->w_start;
if (init_fade_out != 1.0f) {
l = (ubyte)fl2i((trailp->val[n] * a_size + ti->a_start) * 255.0f * init_fade_out * init_fade_out);
} else {
l = (ubyte)fl2i((trailp->val[n] * a_size + ti->a_start) * 255.0f);
}
if ( i == 0 ) {
if ( num_sections > 1 ) {
vm_vec_sub(&tmp_fvec, &trailp->pos[n], &trailp->pos[sections[i+1]] );
vm_vec_normalize_safe(&tmp_fvec);
fvec = &tmp_fvec;
} else {
fvec = &tmp_fvec;
fvec->xyz.x = 0.0f;
fvec->xyz.y = 0.0f;
fvec->xyz.z = 1.0f;
}
} else {
vm_vec_sub(&tmp_fvec, &last_pos, &trailp->pos[n] );
vm_vec_normalize_safe(&tmp_fvec);
fvec = &tmp_fvec;
}
trail_calc_facing_pts( &topv, &botv, fvec, &trailp->pos[n], w );
if ( !Cmdline_nohtl ) {
g3_transfer_vertex( &top, &topv );
g3_transfer_vertex( &bot, &botv );
} else {
g3_rotate_vertex( &top, &topv );
g3_rotate_vertex( &bot, &botv );
}
top.a = bot.a = l;
if (i > 0) {
float U = i2fl(i);
if (i == num_sections-1) {
// Last one...
vm_vec_avg( ¢erv, &topv, &botv );
if ( !Cmdline_nohtl )
g3_transfer_vertex( &Trail_v_list[nv+2], ¢erv );
else
g3_rotate_vertex( &Trail_v_list[nv+2], ¢erv );
Trail_v_list[nv].a = l;
Trail_v_list[nv].texture_position.u = U;
Trail_v_list[nv].texture_position.v = 1.0f;
Trail_v_list[nv].r = Trail_v_list[nv].g = Trail_v_list[nv].b = l;
nv++;
Trail_v_list[nv].texture_position.u = U;
Trail_v_list[nv].texture_position.v = 0.0f;
Trail_v_list[nv].r = Trail_v_list[nv].g = Trail_v_list[nv].b = l;
nv++;
Trail_v_list[nv].texture_position.u = U + 1.0f;
Trail_v_list[nv].texture_position.v = 0.5f;
Trail_v_list[nv].r = Trail_v_list[nv].g = Trail_v_list[nv].b = 0;
nv++;
} else {
Trail_v_list[nv].texture_position.u = U;
Trail_v_list[nv].texture_position.v = 1.0f;
Trail_v_list[nv].r = Trail_v_list[nv].g = Trail_v_list[nv].b = l;
nv++;
Trail_v_list[nv].texture_position.u = U;
Trail_v_list[nv].texture_position.v = 0.0f;
Trail_v_list[nv].r = Trail_v_list[nv].g = Trail_v_list[nv].b = l;
nv++;
}
}
last_pos = trailp->pos[n];
Trail_v_list[nv] = top;
Trail_v_list[nv+1] = bot;
}
if ( !nv )
return;
if (nv < 3)
Error( LOCATION, "too few verts in trail render\n" );
// there should always be three verts in the last section and 2 everyware else, therefore there should always be an odd number of verts
if ( (nv % 2) != 1 )
Warning( LOCATION, "even number of verts in trail render\n" );
profile_begin("Trail Draw");
gr_set_bitmap( ti->texture.bitmap_id, GR_ALPHABLEND_FILTER, GR_BITBLT_MODE_NORMAL, 1.0f );
gr_render(nv, Trail_v_list, TMAP_FLAG_TEXTURED | TMAP_FLAG_ALPHA | TMAP_FLAG_GOURAUD | TMAP_FLAG_RGB | TMAP_HTL_3D_UNLIT | TMAP_FLAG_TRISTRIP);
profile_end("Trail Draw");
}