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#define _SM_H_ |
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#include "rhd_sample.h" |
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#define NEWSETS |
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#ifndef TRUE |
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#define FALSE 0 |
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#endif |
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#define S_REPLACE_EPS 0.06 /* if (distance on sphere between sample |
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#define ON_V 1 |
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#define ON_P 2 |
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#define ON_E 3 |
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#define IN_T 4 |
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|
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#define S_REPLACE_EPS 0.04 /* if (distance on sphere between sample |
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and a base point) < S_REPLACE_EPS, |
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replace base |
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replace base: |
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*/ |
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#define S_REPLACE_SCALE (5.*5.) /* if (distance to new point squared) is |
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> (triangle edge length squared* |
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#define SQRT3_2 0.8660254 |
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#define SM_DEFAULT 0 |
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#define SM_EXTRA_POINTS 8 |
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#define SM_EXTRA_POINTS 162 |
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#define SM_BASE_TRIS 320 |
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#define SM_EXTRA_VERTS SM_EXTRA_POINTS |
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#define SM_INC_PERCENT 0.60 /* If number of new triangles added |
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#define T_WHICH_V(t,i) \ |
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(T_NTH_V(t,0)==(i)?0:T_NTH_V(t,1)==(i)?1:T_NTH_V(t,2)==(i)?2:-1) |
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#define T_NEXT_FREE(t) ((t)->nbrs[0]) |
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#define T_NEXT_AVAILABLE(t) ((t)->nbrs[0]) |
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#define T_VALID_FLAG(t) ((t)->nbrs[1]) |
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#define T_IS_VALID(t) (T_VALID_FLAG(t)!=-1) |
92 |
< |
#define T_FLAGS 3 |
92 |
> |
#define T_FLAGS 4 |
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typedef struct _SM { |
95 |
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FVECT view_center; /* Canonical view center defining unit sphere */ |
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int num_tri; /* Current number of triangles */ |
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int sample_tris; /* Current number of non-base triangles*/ |
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int free_tris; /* pointer to free_list */ |
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int available_tris; /* pointer to available_list */ |
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int max_verts; /* Maximum number of vertices in the mesh */ |
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TRI *tris; /* Pointer to list of triangle structs */ |
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VERT *verts; /* List of vertices */ |
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#define T_ACTIVE_FLAG 0 |
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#define T_NEW_FLAG 1 |
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#define T_BASE_FLAG 2 |
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+ |
#define T_BG_FLAG 3 |
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#define SM_VIEW_CENTER(m) ((m)->view_center) |
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#define SM_SAMP(m) ((m)->samples) |
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#define SM_NUM_TRI(m) ((m)->num_tri) |
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#define SM_SAMPLE_TRIS(m) ((m)->sample_tris) |
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#define SM_FREE_TRIS(m) ((m)->free_tris) |
123 |
+ |
#define SM_AVAILABLE_TRIS(m) ((m)->available_tris) |
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#define SM_MAX_VERTS(m) ((m)->max_verts) |
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#define SM_TRIS(m) ((m)->tris) |
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#define SM_VERTS(m) ((m)->verts) |
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#define SM_IS_NTH_T_ACTIVE(sm,n) SM_IS_NTH_T_FLAG(sm,n,T_ACTIVE_FLAG) |
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#define SM_IS_NTH_T_BASE(sm,n) SM_IS_NTH_T_FLAG(sm,n,T_BASE_FLAG) |
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#define SM_IS_NTH_T_NEW(sm,n) SM_IS_NTH_T_FLAG(sm,n,T_NEW_FLAG) |
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+ |
#define SM_IS_NTH_T_BG(sm,n) SM_IS_NTH_T_FLAG(sm,n,T_BG_FLAG) |
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|
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#define SM_SET_NTH_T_ACTIVE(sm,n) SM_SET_NTH_T_FLAG(sm,n,T_ACTIVE_FLAG) |
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#define SM_SET_NTH_T_BASE(sm,n) SM_SET_NTH_T_FLAG(sm,n,T_BASE_FLAG) |
142 |
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#define SM_SET_NTH_T_NEW(sm,n) SM_SET_NTH_T_FLAG(sm,n,T_NEW_FLAG) |
143 |
+ |
#define SM_SET_NTH_T_BG(sm,n) SM_SET_NTH_T_FLAG(sm,n,T_BG_FLAG) |
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|
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#define SM_CLR_NTH_T_ACTIVE(sm,n) SM_CLR_NTH_T_FLAG(sm,n,T_ACTIVE_FLAG) |
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#define SM_CLR_NTH_T_BASE(sm,n) SM_CLR_NTH_T_FLAG(sm,n,T_BASE_FLAG) |
147 |
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#define SM_CLR_NTH_T_NEW(sm,n) SM_CLR_NTH_T_FLAG(sm,n,T_NEW_FLAG) |
148 |
+ |
#define SM_CLR_NTH_T_BG(sm,n) SM_CLR_NTH_T_FLAG(sm,n,T_BG_FLAG) |
149 |
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|
150 |
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#define SM_NTH_TRI(m,n) (&(SM_TRIS(m)[(n)])) |
151 |
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#define SM_NTH_VERT(m,n) (SM_VERTS(m)[(n)]) |
152 |
+ |
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153 |
+ |
#define SM_T_ID_VALID(s,t_id) T_IS_VALID(SM_NTH_TRI(s,t_id)) |
154 |
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155 |
+ |
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156 |
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#define SM_MAX_SAMP(m) S_MAX_SAMP(SM_SAMP(m)) |
157 |
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#define SM_MAX_POINTS(m) S_MAX_POINTS(SM_SAMP(m)) |
158 |
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#define SM_SAMP_BASE(m) S_BASE(SM_SAMP(m)) |
159 |
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#define SM_NTH_WV(m,i) S_NTH_W_PT(SM_SAMP(m),i) |
160 |
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#define SM_NTH_W_DIR(m,i) S_NTH_W_DIR(SM_SAMP(m),i) |
161 |
< |
#define SM_DIR_ID(m,i) (SM_NTH_W_DIR(m,i)==-1) |
161 |
> |
#define SM_DIR_ID(m,i) (!SM_BASE_ID(m,i) && SM_NTH_W_DIR(m,i)==-1) |
162 |
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#define SM_NTH_RGB(m,i) S_NTH_RGB(SM_SAMP(m),i) |
163 |
|
#define SM_RGB(m) S_RGB(SM_SAMP(m)) |
164 |
+ |
#define SM_WP(m) S_W_PT(SM_SAMP(m)) |
165 |
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#define SM_BRT(m) S_BRT(SM_SAMP(m)) |
166 |
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#define SM_NTH_BRT(m,i) S_NTH_BRT(SM_SAMP(m),i) |
167 |
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#define SM_CHR(m) S_CHR(SM_SAMP(m)) |
171 |
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172 |
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#define SM_ALLOWED_VIEW_CHANGE(m) (SM_NUM_SAMP(m)/smDist_sum*SM_VIEW_FRAC) |
173 |
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|
155 |
– |
#define SM_FOR_ALL_FLAGGED_TRIS(m,i,w,b) for(i=smNext_tri_flag_set(m,0,w,b); \ |
156 |
– |
i < SM_NUM_TRI(m); i=smNext_tri_flag_set(m,i+1,w,b)) |
157 |
– |
|
158 |
– |
#define SM_FOR_ALL_ACTIVE_TRIS(m,i) SM_FOR_ALL_FLAGGED_TRIS(m,i,T_ACTIVE_FLAG,0) |
159 |
– |
#define SM_FOR_ALL_NEW_TRIS(m,i) SM_FOR_ALL_FLAGGED_TRIS(m,i,T_NEW_FLAG,0) |
160 |
– |
#define SM_FOR_ALL_BASE_TRIS(m,i) SM_FOR_ALL_FLAGGED_TRIS(m,i,T_BASE_FLAG,0) |
161 |
– |
#define SM_FOR_ALL_VALID_TRIS(m,i) for(i=smNext_valid_tri(m,0); \ |
162 |
– |
i < SM_NUM_TRI(m); i=smNext_valid_tri(m,i+1)) |
163 |
– |
|
164 |
– |
#define SM_FOR_ALL_ACTIVE_FG_TRIS(m,i) SM_FOR_ALL_FLAGGED_TRIS(m,i,T_ACTIVE_FLAG,1) |
165 |
– |
|
166 |
– |
#define SM_FOR_ALL_ACTIVE_BG_TRIS(m,i) SM_FOR_ALL_FLAGGED_TRIS(m,i,T_ACTIVE_FLAG,2) |
167 |
– |
|
168 |
– |
|
174 |
|
#define SM_FOR_ALL_ADJACENT_TRIS(sm,id,t) for(t=smTri_next_ccw_nbr(sm,t,id); \ |
175 |
|
t!=SM_NTH_TRI(sm,SM_NTH_VERT(sm,id)); t=smTri_next_ccw_nbr(sm,t,id)) |
176 |
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|
206 |
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|
207 |
|
#define smClear_vert(sm,id) (SM_NTH_VERT(sm,id) = INVALID) |
208 |
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|
204 |
– |
#define SQRT3_INV 0.5773502692 |
205 |
– |
|
206 |
– |
typedef struct _T_DEPTH { |
207 |
– |
int tri; |
208 |
– |
double depth; |
209 |
– |
}T_DEPTH; |
210 |
– |
|
209 |
|
typedef struct _RT_ARGS_{ |
210 |
|
FVECT orig,dir; |
211 |
|
int t_id; |
279 |
|
* been output since the last call to smClean(). (The last view drawn will |
280 |
|
* be vp==&odev.v each time.) |
281 |
|
*/ |
284 |
– |
|
282 |
|
#endif |
283 |
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284 |
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