| … | |
… | |
| 119 | |
119 | |
| 120 | if (vs.generation != ctx.generation) |
120 | if (vs.generation != ctx.generation) |
| 121 | vs.visibility = visibility_state::UNKNOWN; |
121 | vs.visibility = visibility_state::UNKNOWN; |
| 122 | |
122 | |
| 123 | const sector &cam = ctx.v.orig; |
123 | const sector &cam = ctx.v.orig; |
| 124 | #if 0 |
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|
| 125 | if (cam.x >= orig.x && cam.x <= orig.x + extent |
124 | if (cam.x >= orig.x && cam.x <= orig.x + extent |
| 126 | && cam.y >= orig.y && cam.y <= orig.y + extent |
125 | && cam.y >= orig.y && cam.y <= orig.y + extent |
| 127 | && cam.z >= orig.z && cam.z <= orig.z + extent) |
126 | && cam.z >= orig.z && cam.z <= orig.z + extent) |
| 128 | { |
127 | { |
| 129 | vs.visibility = visibility_state::PARTIAL; |
128 | vs.visibility = visibility_state::PARTIAL; |
| 130 | vs.generation = ctx.generation; |
129 | vs.generation = ctx.generation; |
| 131 | } |
130 | } |
| 132 | else |
131 | else |
| 133 | #endif |
|
|
| 134 | { |
132 | { |
| 135 | //printf ("OCTANT %d,%d,%d+%d\n", orig.x, orig.y, orig.z, extent); |
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|
| 136 | point center ( |
133 | point center ( |
| 137 | orig.x + (soffs)extent / 2 - cam.x , |
134 | orig.x + (soffs)extent / 2 - cam.x, |
| 138 | orig.y + (soffs)extent / 2 - cam.y , |
135 | orig.y + (soffs)extent / 2 - cam.y, |
| 139 | orig.z + (soffs)extent / 2 - cam.z |
136 | orig.z + (soffs)extent / 2 - cam.z |
| 140 | ); |
137 | ); |
| 141 | |
138 | |
| 142 | GLfloat dia = (0.5 * sqrtf (3))*(GLfloat)extent; |
139 | GLfloat dia = (0.5 * sqrtf (3))*(GLfloat)extent; |
| 143 | |
140 | |
| 144 | #if 0 |
|
|
| 145 | printf ("DISTANCE %f,%f,%f TO near: %f\n", |
|
|
| 146 | center.x, center.y, center.z, |
|
|
| 147 | ctx.frustum.n.distance (center) |
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|
| 148 | ); |
|
|
| 149 | #endif |
|
|
| 150 | #if 0 |
|
|
| 151 | printf ("DISTANCE %f,%f,%f TO far: %f\n", |
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|
| 152 | center.x, center.y, center.z, |
|
|
| 153 | ctx.frustum.f.distance (center) |
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|
| 154 | ); |
|
|
| 155 | #endif |
|
|
| 156 | #if 1 |
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|
| 157 | if (ctx.frustum.t.distance (center) < -dia) return; |
141 | if (ctx.frustum.t.distance (center) < -dia) return; |
| 158 | if (ctx.frustum.b.distance (center) < -dia) return; |
142 | if (ctx.frustum.b.distance (center) < -dia) return; |
| 159 | if (ctx.frustum.l.distance (center) < -dia) return; |
143 | if (ctx.frustum.l.distance (center) < -dia) return; |
| 160 | if (ctx.frustum.r.distance (center) < -dia) return; |
144 | if (ctx.frustum.r.distance (center) < -dia) return; |
| 161 | if (ctx.frustum.n.distance (center) < -dia) return; |
145 | if (ctx.frustum.n.distance (center) < -dia) return; |
| 162 | if (ctx.frustum.f.distance (center) < -dia) return; |
146 | if (ctx.frustum.f.distance (center) < -dia) return; |
| 163 | #endif |
|
|
| 164 | |
|
|
| 165 | } |
147 | } |
| 166 | |
148 | |
| 167 | #if 0 |
149 | #if 0 |
| 168 | glBegin (GL_LINES); |
150 | glBegin (GL_LINES); |
| 169 | sector s = orig; |
151 | sector s = orig; |
