| … | |
… | |
| 21 | return true; |
21 | return true; |
| 22 | } |
22 | } |
| 23 | |
23 | |
| 24 | void view::draw (draw_context &ctx) |
24 | void view::draw (draw_context &ctx) |
| 25 | { |
25 | { |
|
|
26 | // check occlusion queries here |
|
|
27 | |
|
|
28 | ctx.generation++; |
|
|
29 | |
|
|
30 | //renormalize (orig, p); |
| 26 | |
31 | |
| 27 | if (ctx.mode == draw_context::DEPTH) |
32 | if (ctx.mode == draw_context::DEPTH) |
| 28 | { |
33 | { |
| 29 | glEnable (GL_POLYGON_OFFSET_FILL); |
34 | glEnable (GL_POLYGON_OFFSET_FILL); |
| 30 | glPolygonOffset (0, 1); |
35 | glPolygonOffset (0, 1); |
| 31 | glDrawBuffer (GL_NONE); |
|
|
| 32 | glDepthFunc (GL_LESS); |
36 | glDepthFunc (GL_LESS); |
| 33 | glDisable (GL_LIGHTING); |
37 | glDisable (GL_LIGHTING); |
|
|
38 | glColorMask (0, 0, 0, 0); |
| 34 | } |
39 | } |
| 35 | else |
40 | else |
| 36 | { |
41 | { |
| 37 | glDisable (GL_POLYGON_OFFSET_FILL); |
42 | glDisable (GL_POLYGON_OFFSET_FILL); |
| 38 | glDrawBuffer (GL_BACK); |
43 | glDrawBuffer (GL_BACK); |
| 39 | glDepthFunc (GL_LEQUAL); |
44 | glDepthFunc (GL_LEQUAL); |
| 40 | glEnable (GL_LIGHTING); |
45 | glEnable (GL_LIGHTING); |
|
|
46 | glDepthMask (0); |
| 41 | } |
47 | } |
| 42 | |
48 | |
| 43 | glViewport (0, 0, w, h); |
49 | glViewport (0, 0, w, h); |
| 44 | |
50 | |
| 45 | glMatrixMode (GL_PROJECTION); |
51 | glMatrixMode (GL_PROJECTION); |
| … | |
… | |
| 67 | glMatrixMode (GL_MODELVIEW); |
73 | glMatrixMode (GL_MODELVIEW); |
| 68 | glLoadIdentity (); |
74 | glLoadIdentity (); |
| 69 | glTranslatef (-p.x, -p.y, -p.z); |
75 | glTranslatef (-p.x, -p.y, -p.z); |
| 70 | |
76 | |
| 71 | world.draw (ctx); |
77 | world.draw (ctx); |
|
|
78 | |
|
|
79 | ctx.drawn.clear (); |
|
|
80 | |
|
|
81 | glColorMask (1, 1, 1, 0); |
|
|
82 | glDepthMask (1); |
| 72 | } |
83 | } |
| 73 | |
84 | |
