1 /* $Id: polyobj.h,v 1.5 2003-01-02 23:31:50 btb Exp $ */
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12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
29 #define MAX_POLYGON_MODELS 200
31 //used to describe a polygon model
32 typedef struct polymodel {
36 int submodel_ptrs[MAX_SUBMODELS];
37 vms_vector submodel_offsets[MAX_SUBMODELS];
38 vms_vector submodel_norms[MAX_SUBMODELS]; //norm for sep plane
39 vms_vector submodel_pnts[MAX_SUBMODELS]; //point on sep plane
40 fix submodel_rads[MAX_SUBMODELS]; //radius for each submodel
41 ubyte submodel_parents[MAX_SUBMODELS]; //what is parent for each submodel
42 vms_vector submodel_mins[MAX_SUBMODELS];
43 vms_vector submodel_maxs[MAX_SUBMODELS];
44 vms_vector mins,maxs; //min,max for whole model
48 ubyte simpler_model; //alternate model with less detail (0 if none, model_num+1 else)
49 // vms_vector min,max;
52 //array of pointers to polygon objects
53 extern polymodel Polygon_models[];
55 //switch to simpler model when the object has depth
56 //greater than this value times its radius.
57 extern int Simple_model_threshhold_scale;
59 //how many polygon objects there are
60 extern int N_polygon_models;
63 //array of names of currently-loaded models
64 extern char Pof_names[MAX_POLYGON_MODELS][13];
66 void init_polygon_models();
69 int load_polygon_model(char *filename,int n_textures,int first_texture,robot_info *r);
71 int load_polygon_model(char *filename,int n_textures,grs_bitmap ***textures);
74 //draw a polygon model
75 void draw_polygon_model(vms_vector *pos,vms_matrix *orient,vms_angvec *anim_angles,int model_num,int flags,fix light,fix *glow_values,bitmap_index alt_textures[]);
77 //fills in arrays gun_points & gun_dirs, returns the number of guns read
78 int read_model_guns(char *filename,vms_vector *gun_points, vms_vector *gun_dirs, int *gun_submodels);
80 //draws the given model in the current canvas. The distance is set to
81 //more-or-less fill the canvas. Note that this routine actually renders
82 //into an off-screen canvas that it creates, then copies to the current
84 void draw_model_picture(int mn,vms_angvec *orient_angles);
86 #define MAX_POLYOBJ_TEXTURES 100
87 extern grs_bitmap *texture_list[MAX_POLYOBJ_TEXTURES];
88 extern bitmap_index texture_list_index[MAX_POLYOBJ_TEXTURES];
89 extern g3s_point robot_points[];
92 #define polymodel_read(pm, fp) cfread(pm, sizeof(polymodel), 1, fp)
93 #define polymodel_read_n(pm, n, fp) cfread(pm, sizeof(polymodel), n, fp)
96 * reads a polymodel structure from a CFILE
98 extern void polymodel_read(polymodel *pm, CFILE *fp);
101 * reads n polymodel structs from a CFILE
103 extern int polymodel_read_n(polymodel *pm, int n, CFILE *fp);
107 * routine which allocates, reads, and inits a polymodel's model_data
109 void polygon_model_data_read(polymodel *pm, CFILE *fp);