| 1 | #include <cmath> |
1 | #include <cmath> |
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2 | |
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3 | #include <GL/gl.h> |
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4 | #include <GL/glext.h> |
| 2 | |
5 | |
| 3 | #include "oct.h" |
6 | #include "oct.h" |
| 4 | #include "view.h" |
7 | #include "view.h" |
| 5 | |
8 | |
| 6 | view::view () |
9 | view::view () |
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| 66 | } |
69 | } |
| 67 | |
70 | |
| 68 | void view::begin () |
71 | void view::begin () |
| 69 | { |
72 | { |
| 70 | vismap.clear (); |
73 | vismap.clear (); |
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74 | vislist.clear (); |
| 71 | |
75 | |
| 72 | generation++; |
76 | generation++; |
| 73 | |
77 | |
| 74 | reset_projection (); |
78 | reset_projection (); |
| 75 | |
79 | |
| 76 | // check occlusion queries here |
80 | // check occlusion queries here |
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81 | #if 0 |
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82 | for (vector<octant *>::iterator i = checklist.begin (); i != checklist.end (); ++i) |
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83 | //printf ("%p %d\n", *i, occ_query_result ((*i)->occ_query)); |
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84 | occ_query_result ((*i)->occ_query); |
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85 | |
| 77 | checklist.clear (); |
86 | checklist.clear (); |
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87 | #endif |
| 78 | |
88 | |
| 79 | world.detect_visibility (*this); |
89 | world.detect_visibility (*this); |
| 80 | } |
90 | } |
| 81 | |
91 | |
| 82 | void view::end () |
92 | void view::end () |
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| 96 | glEnable (GL_POLYGON_OFFSET_FILL); |
106 | glEnable (GL_POLYGON_OFFSET_FILL); |
| 97 | glPolygonOffset (0, 1); |
107 | glPolygonOffset (0, 1); |
| 98 | glDepthFunc (GL_LESS); |
108 | glDepthFunc (GL_LESS); |
| 99 | glDisable (GL_LIGHTING); |
109 | glDisable (GL_LIGHTING); |
| 100 | glColorMask (0, 0, 0, 0); |
110 | glColorMask (0, 0, 0, 0); |
| 101 | //cgGLDisableProfile (CG_PROFILE_ARBVP1); |
111 | cgGLEnableProfile (vsh_profile);// z-fighting?? |
| 102 | cgGLDisableProfile (CG_PROFILE_ARBFP1); |
112 | cgGLDisableProfile (fsh_profile); |
| 103 | } |
113 | } |
| 104 | else |
114 | else |
| 105 | { |
115 | { |
| 106 | glEnable (GL_MINMAX); |
116 | glEnable (GL_MINMAX); |
| 107 | glDisable (GL_POLYGON_OFFSET_FILL); |
117 | glDisable (GL_POLYGON_OFFSET_FILL); |
| 108 | glDepthFunc (GL_LESS); |
118 | glDepthFunc (GL_LESS); |
| 109 | glDepthMask (0); |
119 | glDepthMask (0); |
| 110 | cgGLEnableProfile (CG_PROFILE_ARBVP1); |
120 | cgGLEnableProfile (vsh_profile); |
| 111 | cgGLEnableProfile (CG_PROFILE_ARBFP1); |
121 | cgGLEnableProfile (fsh_profile); |
| 112 | } |
122 | } |
| 113 | |
123 | |
| 114 | for (vector<octant *>::iterator i = vislist.begin (); i != vislist.end (); ++i) |
124 | for (vector<octant *>::iterator i = vislist.begin (); i != vislist.end (); ++i) |
| 115 | (*i)->display (*this); |
125 | (*i)->display (*this); |
| 116 | |
126 | |
| 117 | drawn.clear (); |
127 | drawn.clear (); |
| 118 | |
128 | |
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129 | if (mode == view::DEPTH) |
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130 | { |
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131 | static int count; count++; |
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132 | if (farlist.size ()) |
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133 | printf ("%d: size %d\n", count, farlist.size ()); |
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134 | |
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135 | glDepthFunc (GL_LEQUAL); |
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136 | for (vector<octant *>::iterator i = farlist.begin (); i != farlist.end (); ++i) |
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137 | (*i)->draw_bbox (*this); |
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138 | |
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139 | farlist.clear (); |
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140 | } |
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141 | |
| 119 | glColorMask (1, 1, 1, 0); |
142 | glColorMask (1, 1, 1, 0); |
| 120 | glDepthMask (1); |
143 | glDepthMask (1); |
| 121 | } |
144 | } |
| 122 | |
145 | |
| 123 | |
146 | |
