| 1 |
#ifndef VIEW_H |
| 2 |
#define VIEW_H |
| 3 |
|
| 4 |
#include <set> |
| 5 |
#include <map> |
| 6 |
|
| 7 |
using namespace std; |
| 8 |
|
| 9 |
#include "util.h" |
| 10 |
|
| 11 |
struct view { |
| 12 |
sector orig; |
| 13 |
point p; |
| 14 |
vec3 d, u; |
| 15 |
float fov; |
| 16 |
int w, h; |
| 17 |
|
| 18 |
void draw (draw_context &ctx); |
| 19 |
}; |
| 20 |
|
| 21 |
struct visibility_state { |
| 22 |
unsigned int generation; |
| 23 |
enum { UNKNOWN, OCCLUDED, PARTIAL, FULL } visibility; |
| 24 |
|
| 25 |
visibility_state () : generation(0), visibility(UNKNOWN) { }; |
| 26 |
}; |
| 27 |
|
| 28 |
struct draw_context { |
| 29 |
view &v; |
| 30 |
|
| 31 |
matrix projection; |
| 32 |
matrix modelview; |
| 33 |
|
| 34 |
void transform (const matrix &m); |
| 35 |
|
| 36 |
struct { |
| 37 |
plane l, r, t, b, n, f; |
| 38 |
} frustum; |
| 39 |
enum { DEPTH, LIGHTED } mode; |
| 40 |
light *l; |
| 41 |
set<entity_base *> drawn; |
| 42 |
|
| 43 |
unsigned int generation; |
| 44 |
map<octant *, visibility_state> vismap; |
| 45 |
vector<octant *> vislist; // octants partially or fully visible |
| 46 |
vector<octant *> checklist; // octants possibly visible |
| 47 |
|
| 48 |
bool may_draw (entity_base *e); |
| 49 |
|
| 50 |
draw_context (view &v); |
| 51 |
~draw_context (); |
| 52 |
}; |
| 53 |
|
| 54 |
#endif |
| 55 |
|
