443 lines
9.2 KiB
C
443 lines
9.2 KiB
C
/*
|
|
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
|
|
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
|
|
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
|
|
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
|
|
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
|
|
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
|
|
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
|
|
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
|
|
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
|
|
COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
|
|
*/
|
|
|
|
/*
|
|
*
|
|
* Morphing code
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "fix.h"
|
|
#include "vecmat.h"
|
|
#include "gr.h"
|
|
#include "texmap.h"
|
|
#include "dxxerror.h"
|
|
#include "inferno.h"
|
|
#include "morph.h"
|
|
#include "polyobj.h"
|
|
#include "game.h"
|
|
#include "lighting.h"
|
|
#include "newdemo.h"
|
|
#include "piggy.h"
|
|
#include "bm.h"
|
|
#include "interp.h"
|
|
|
|
morph_data morph_objects[MAX_MORPH_OBJECTS];
|
|
|
|
//returns ptr to data for this object, or NULL if none
|
|
morph_data *find_morph_data(object *obj)
|
|
{
|
|
int i;
|
|
|
|
if (Newdemo_state == ND_STATE_PLAYBACK) {
|
|
morph_objects[0].obj = obj;
|
|
return &morph_objects[0];
|
|
}
|
|
|
|
for (i=0;i<MAX_MORPH_OBJECTS;i++)
|
|
if (morph_objects[i].obj == obj)
|
|
return &morph_objects[i];
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
//takes pm, fills in min & max
|
|
void find_min_max(polymodel *pm,int submodel_num,vms_vector *minv,vms_vector *maxv)
|
|
{
|
|
ushort nverts;
|
|
vms_vector *vp;
|
|
ushort *data,type;
|
|
|
|
data = (ushort *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
|
|
|
|
type = *data++;
|
|
|
|
Assert(type == 7 || type == 1);
|
|
|
|
nverts = *data++;
|
|
|
|
if (type==7)
|
|
data+=2; //skip start & pad
|
|
|
|
vp = (vms_vector *) data;
|
|
|
|
*minv = *maxv = *vp++; nverts--;
|
|
|
|
while (nverts--) {
|
|
if (vp->x > maxv->x) maxv->x = vp->x;
|
|
if (vp->y > maxv->y) maxv->y = vp->y;
|
|
if (vp->z > maxv->z) maxv->z = vp->z;
|
|
|
|
if (vp->x < minv->x) minv->x = vp->x;
|
|
if (vp->y < minv->y) minv->y = vp->y;
|
|
if (vp->z < minv->z) minv->z = vp->z;
|
|
|
|
vp++;
|
|
}
|
|
|
|
}
|
|
|
|
#define MORPH_RATE (f1_0*3)
|
|
|
|
fix morph_rate = MORPH_RATE;
|
|
|
|
void init_points(polymodel *pm,vms_vector *box_size,int submodel_num,morph_data *md)
|
|
{
|
|
ushort nverts;
|
|
vms_vector *vp;
|
|
ushort *data,type;
|
|
int i;
|
|
|
|
data = (ushort *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
|
|
|
|
type = *data++;
|
|
|
|
Assert(type == 7 || type == 1);
|
|
|
|
nverts = *data++;
|
|
|
|
md->n_morphing_points[submodel_num] = 0;
|
|
|
|
if (type==7) {
|
|
i = *data++; //get start point number
|
|
data++; //skip pad
|
|
}
|
|
else
|
|
i = 0; //start at zero
|
|
|
|
Assert(i+nverts < MAX_VECS);
|
|
|
|
md->submodel_startpoints[submodel_num] = i;
|
|
|
|
vp = (vms_vector *) data;
|
|
|
|
while (nverts--) {
|
|
fix k,dist;
|
|
|
|
if (box_size) {
|
|
fix t;
|
|
|
|
k = 0x7fffffff;
|
|
|
|
if (vp->x && f2i(box_size->x)<abs(vp->x)/2 && (t = fixdiv(box_size->x,abs(vp->x))) < k) k=t;
|
|
if (vp->y && f2i(box_size->y)<abs(vp->y)/2 && (t = fixdiv(box_size->y,abs(vp->y))) < k) k=t;
|
|
if (vp->z && f2i(box_size->z)<abs(vp->z)/2 && (t = fixdiv(box_size->z,abs(vp->z))) < k) k=t;
|
|
|
|
if (k==0x7fffffff) k=0;
|
|
|
|
}
|
|
else
|
|
k=0;
|
|
|
|
vm_vec_copy_scale(&md->morph_vecs[i],vp,k);
|
|
|
|
dist = vm_vec_normalized_dir_quick(&md->morph_deltas[i],vp,&md->morph_vecs[i]);
|
|
|
|
md->morph_times[i] = fixdiv(dist,morph_rate);
|
|
|
|
if (md->morph_times[i] != 0)
|
|
md->n_morphing_points[submodel_num]++;
|
|
|
|
vm_vec_scale(&md->morph_deltas[i],morph_rate);
|
|
|
|
vp++; i++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
void update_points(polymodel *pm,int submodel_num,morph_data *md)
|
|
{
|
|
ushort nverts;
|
|
vms_vector *vp;
|
|
ushort *data,type;
|
|
int i;
|
|
|
|
data = (ushort *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
|
|
|
|
type = *data++;
|
|
|
|
Assert(type == 7 || type == 1);
|
|
|
|
nverts = *data++;
|
|
|
|
if (type==7) {
|
|
i = *data++; //get start point number
|
|
data++; //skip pad
|
|
}
|
|
else
|
|
i = 0; //start at zero
|
|
|
|
vp = (vms_vector *) data;
|
|
|
|
while (nverts--) {
|
|
|
|
if (md->morph_times[i]) //not done yet
|
|
{
|
|
|
|
if ((md->morph_times[i] -= FrameTime) <= 0) {
|
|
md->morph_vecs[i] = *vp;
|
|
md->morph_times[i] = 0;
|
|
md->n_morphing_points[submodel_num]--;
|
|
}
|
|
else
|
|
vm_vec_scale_add2(&md->morph_vecs[i],&md->morph_deltas[i],FrameTime);
|
|
}
|
|
|
|
vp++; i++;
|
|
}
|
|
}
|
|
|
|
|
|
//process the morphing object for one frame
|
|
void do_morph_frame(object *obj)
|
|
{
|
|
int i;
|
|
polymodel *pm;
|
|
morph_data *md;
|
|
|
|
md = find_morph_data(obj);
|
|
|
|
if (md == NULL) { //maybe loaded half-morphed from disk
|
|
obj->flags |= OF_SHOULD_BE_DEAD; //..so kill it
|
|
return;
|
|
}
|
|
|
|
pm = &Polygon_models[md->obj->rtype.pobj_info.model_num];
|
|
|
|
for (i=0;i<pm->n_models;i++)
|
|
if (md->submodel_active[i]==1) {
|
|
|
|
update_points(pm,i,md);
|
|
|
|
if (md->n_morphing_points[i] == 0) { //maybe start submodel
|
|
int t;
|
|
|
|
md->submodel_active[i] = 2; //not animating, just visible
|
|
|
|
md->n_submodels_active--; //this one done animating
|
|
|
|
for (t=0;t<pm->n_models;t++)
|
|
if (pm->submodel_parents[t] == i) { //start this one
|
|
|
|
init_points(pm,NULL,t,md);
|
|
md->n_submodels_active++;
|
|
md->submodel_active[t] = 1;
|
|
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (!md->n_submodels_active) { //done morphing!
|
|
|
|
md->obj->control_type = md->morph_save_control_type;
|
|
md->obj->movement_type = md->morph_save_movement_type;
|
|
|
|
md->obj->render_type = RT_POLYOBJ;
|
|
|
|
md->obj->mtype.phys_info = md->morph_save_phys_info;
|
|
|
|
md->obj = NULL;
|
|
}
|
|
|
|
}
|
|
|
|
vms_vector morph_rotvel = {0x4000,0x2000,0x1000};
|
|
|
|
void init_morphs()
|
|
{
|
|
int i;
|
|
|
|
for (i=0;i<MAX_MORPH_OBJECTS;i++)
|
|
morph_objects[i].obj = NULL;
|
|
}
|
|
|
|
|
|
//make the object morph
|
|
void morph_start(object *obj)
|
|
{
|
|
polymodel *pm;
|
|
vms_vector pmmin,pmmax;
|
|
vms_vector box_size;
|
|
int i;
|
|
morph_data *md;
|
|
|
|
for (i=0;i<MAX_MORPH_OBJECTS;i++)
|
|
if (morph_objects[i].obj == NULL || morph_objects[i].obj->type==OBJ_NONE || morph_objects[i].obj->signature!=morph_objects[i].Morph_sig)
|
|
break;
|
|
|
|
if (i==MAX_MORPH_OBJECTS) //no free slots
|
|
return;
|
|
|
|
md = &morph_objects[i];
|
|
|
|
Assert(obj->render_type == RT_POLYOBJ);
|
|
|
|
md->obj = obj;
|
|
md->Morph_sig = obj->signature;
|
|
|
|
md->morph_save_control_type = obj->control_type;
|
|
md->morph_save_movement_type = obj->movement_type;
|
|
md->morph_save_phys_info = obj->mtype.phys_info;
|
|
|
|
Assert(obj->control_type == CT_AI); //morph objects are also AI objects
|
|
|
|
obj->control_type = CT_MORPH;
|
|
obj->render_type = RT_MORPH;
|
|
obj->movement_type = MT_PHYSICS; //RT_NONE;
|
|
|
|
obj->mtype.phys_info.rotvel = morph_rotvel;
|
|
|
|
pm = &Polygon_models[obj->rtype.pobj_info.model_num];
|
|
|
|
find_min_max(pm,0,&pmmin,&pmmax);
|
|
|
|
box_size.x = max(-pmmin.x,pmmax.x) / 2;
|
|
box_size.y = max(-pmmin.y,pmmax.y) / 2;
|
|
box_size.z = max(-pmmin.z,pmmax.z) / 2;
|
|
|
|
for (i=0;i<MAX_VECS;i++) //clear all points
|
|
md->morph_times[i] = 0;
|
|
|
|
for (i=1;i<MAX_SUBMODELS;i++) //clear all parts
|
|
md->submodel_active[i] = 0;
|
|
|
|
md->submodel_active[0] = 1; //1 means visible & animating
|
|
|
|
md->n_submodels_active = 1;
|
|
|
|
//now, project points onto surface of box
|
|
|
|
init_points(pm,&box_size,0,md);
|
|
|
|
}
|
|
|
|
void draw_model(polymodel *pm,int submodel_num,vms_angvec *anim_angles,g3s_lrgb light,morph_data *md)
|
|
{
|
|
int i,mn;
|
|
int facing;
|
|
int sort_list[MAX_SUBMODELS],sort_n;
|
|
|
|
|
|
//first, sort the submodels
|
|
|
|
sort_list[0] = submodel_num;
|
|
sort_n = 1;
|
|
|
|
for (i=0;i<pm->n_models;i++)
|
|
|
|
if (md->submodel_active[i] && pm->submodel_parents[i]==submodel_num) {
|
|
|
|
facing = g3_check_normal_facing(&pm->submodel_pnts[i],&pm->submodel_norms[i]);
|
|
|
|
if (!facing)
|
|
|
|
sort_list[sort_n++] = i;
|
|
|
|
else { //put at start
|
|
int t;
|
|
|
|
for (t=sort_n;t>0;t--)
|
|
sort_list[t] = sort_list[t-1];
|
|
|
|
sort_list[0] = i;
|
|
|
|
sort_n++;
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
//now draw everything
|
|
|
|
for (i=0;i<sort_n;i++) {
|
|
|
|
mn = sort_list[i];
|
|
|
|
if (mn == submodel_num) {
|
|
int i;
|
|
|
|
for (i=0;i<pm->n_textures;i++) {
|
|
texture_list_index[i] = ObjBitmaps[ObjBitmapPtrs[pm->first_texture+i]];
|
|
texture_list[i] = &GameBitmaps[ObjBitmaps[ObjBitmapPtrs[pm->first_texture+i]].index];
|
|
}
|
|
|
|
// Make sure the textures for this object are paged in...
|
|
piggy_page_flushed = 0;
|
|
for (i=0;i<pm->n_textures;i++)
|
|
PIGGY_PAGE_IN( texture_list_index[i] );
|
|
// Hmmm... cache got flushed in the middle of paging all these in,
|
|
// so we need to reread them all in.
|
|
if (piggy_page_flushed) {
|
|
piggy_page_flushed = 0;
|
|
for (i=0;i<pm->n_textures;i++)
|
|
PIGGY_PAGE_IN( texture_list_index[i] );
|
|
}
|
|
// Make sure that they can all fit in memory.
|
|
Assert( piggy_page_flushed == 0 );
|
|
|
|
g3_draw_morphing_model(&pm->model_data[pm->submodel_ptrs[submodel_num]],texture_list,anim_angles,light,&md->morph_vecs[md->submodel_startpoints[submodel_num]]);
|
|
|
|
}
|
|
else {
|
|
|
|
vms_matrix orient;
|
|
|
|
vm_angles_2_matrix(&orient,&anim_angles[mn]);
|
|
|
|
g3_start_instance_matrix(&pm->submodel_offsets[mn],&orient);
|
|
|
|
draw_model(pm,mn,anim_angles,light,md);
|
|
|
|
g3_done_instance();
|
|
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void draw_morph_object(object *obj)
|
|
{
|
|
// int save_light;
|
|
polymodel *po;
|
|
g3s_lrgb light;
|
|
morph_data *md;
|
|
|
|
md = find_morph_data(obj);
|
|
Assert(md != NULL);
|
|
|
|
Assert(obj->rtype.pobj_info.model_num < N_polygon_models);
|
|
|
|
po=&Polygon_models[obj->rtype.pobj_info.model_num];
|
|
|
|
light = compute_object_light(obj,NULL);
|
|
|
|
g3_start_instance_matrix(&obj->pos,&obj->orient);
|
|
g3_set_interp_points(robot_points);
|
|
|
|
draw_model(po,0,obj->rtype.pobj_info.anim_angles,light,md);
|
|
|
|
g3_done_instance();
|
|
|
|
if (Newdemo_state == ND_STATE_RECORDING)
|
|
newdemo_record_morph_frame(md);
|
|
}
|