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#ifndef VIEW_H |
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#define VIEW_H |
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|
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#include <set> |
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#include <map> |
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|
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using namespace std; |
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|
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#include "util.h" |
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|
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struct view { |
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sector orig; |
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point p; |
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vec3 d, u; |
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float fov; |
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int w, h; |
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|
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void draw (draw_context &ctx); |
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}; |
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|
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struct visibility_state { |
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unsigned int generation; |
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enum { UNKNOWN, OCCLUDED, PARTIAL, FULL } visibility; |
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|
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visibility_state () : generation(0), visibility(UNKNOWN) { }; |
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}; |
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|
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struct draw_context { |
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view &v; |
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|
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matrix projection; |
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|
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void transform (const matrix &m); |
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|
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struct { |
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plane l, r, t, b, n, f; |
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} frustum; |
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enum { DEPTH, LIGHTED } mode; |
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light *l; |
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set<entity_base *> drawn; |
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|
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unsigned int generation; |
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map<octant *, visibility_state> vismap; |
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vector<octant *> vislist; // octants partially or fully visible |
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vector<octant *> checklist; // octants possibly visible |
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bool may_draw (entity_base *e); |
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|
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draw_context (view &v); |
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~draw_context (); |
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}; |
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#endif |
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