| … | |
… | |
| 142 | if (ctx.frustum.t.distance (center) < -dia) return; |
142 | if (ctx.frustum.t.distance (center) < -dia) return; |
| 143 | if (ctx.frustum.b.distance (center) < -dia) return; |
143 | if (ctx.frustum.b.distance (center) < -dia) return; |
| 144 | if (ctx.frustum.l.distance (center) < -dia) return; |
144 | if (ctx.frustum.l.distance (center) < -dia) return; |
| 145 | if (ctx.frustum.r.distance (center) < -dia) return; |
145 | if (ctx.frustum.r.distance (center) < -dia) return; |
| 146 | if (ctx.frustum.n.distance (center) < -dia) return; |
146 | if (ctx.frustum.n.distance (center) < -dia) return; |
| 147 | if (ctx.frustum.f.distance (center) < -dia) return; |
147 | |
|
|
148 | GLfloat fd = ctx.frustum.f.distance (center); |
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149 | |
|
|
150 | if (fd < -dia) |
|
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151 | { |
|
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152 | // but _do_ check |
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153 | ctx.farlist.push_back (this); |
|
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154 | return; |
|
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155 | } |
| 148 | } |
156 | } |
| 149 | |
157 | |
| 150 | if (size ()) |
158 | if (size ()) |
| 151 | ctx.vislist.push_back (this); |
159 | ctx.vislist.push_back (this); |
| 152 | |
160 | |
| … | |
… | |
| 172 | |
180 | |
| 173 | void octant::display (view &ctx) |
181 | void octant::display (view &ctx) |
| 174 | { |
182 | { |
| 175 | #if 0 |
183 | #if 0 |
| 176 | glBegin (GL_LINES); |
184 | glBegin (GL_LINES); |
| 177 | sector s = orig; |
185 | sector s = orig - ctx.orig; |
| 178 | s.x -= ctx.orig.x; |
|
|
| 179 | s.y -= ctx.orig.y; |
|
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| 180 | s.z -= ctx.orig.z; |
|
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| 181 | vec3 clr(0, 0.8, 0); |
186 | vec3 clr(0, 0.8, 0); |
| 182 | glMaterialfv (GL_FRONT_AND_BACK, GL_DIFFUSE, (const GLfloat*)&clr); |
187 | glMaterialfv (GL_FRONT_AND_BACK, GL_DIFFUSE, (const GLfloat*)&clr); |
| 183 | |
188 | |
| 184 | for (int i = 8; i--; ) |
189 | for (int i = 8; i--; ) |
| 185 | for (int ji = 3; ji--; ) |
190 | for (int ji = 3; ji--; ) |
| … | |
… | |
| 198 | |
203 | |
| 199 | glEnd (); |
204 | glEnd (); |
| 200 | glDisable(GL_COLOR_MATERIAL); |
205 | glDisable(GL_COLOR_MATERIAL); |
| 201 | #endif |
206 | #endif |
| 202 | |
207 | |
| 203 | occ_query = begin_occ_query (); |
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| 204 | ctx.checklist.push_back (this); |
|
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| 205 | for (iterator i = end (); i != begin (); ) |
208 | for (iterator i = end (); i != begin (); ) |
| 206 | (*--i)->display (ctx); |
209 | (*--i)->display (ctx); |
| 207 | end_occ_query (); |
|
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| 208 | } |
210 | } |
| 209 | |
211 | |
|
|
212 | void |
|
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213 | octant::draw_bbox (view &ctx) |
|
|
214 | { |
|
|
215 | sector s = orig - ctx.orig; |
| 210 | |
216 | |
|
|
217 | GLfloat cube[8][3] = |
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218 | { |
|
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219 | { s.x + (soffs)extent, s.y + (soffs)extent, s.z }, |
|
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220 | { s.x + (soffs)extent, s.y , s.z }, |
|
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221 | { s.x , s.y , s.z }, |
|
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222 | { s.x , s.y + (soffs)extent, s.z }, |
|
|
223 | { s.x , s.y + (soffs)extent, s.z + (soffs)extent }, |
|
|
224 | { s.x + (soffs)extent, s.y + (soffs)extent, s.z + (soffs)extent }, |
|
|
225 | { s.x + (soffs)extent, s.y , s.z + (soffs)extent }, |
|
|
226 | { s.x , s.y , s.z + (soffs)extent }, |
|
|
227 | }; |
| 211 | |
228 | |
|
|
229 | glBegin (GL_QUADS); |
|
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230 | glVertex3fv (cube [0]); glVertex3fv (cube [1]); glVertex3fv (cube [2]); glVertex3fv (cube [3]); |
|
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231 | glVertex3fv (cube [3]); glVertex3fv (cube [4]); glVertex3fv (cube [7]); glVertex3fv (cube [2]); |
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232 | glVertex3fv (cube [0]); glVertex3fv (cube [5]); glVertex3fv (cube [6]); glVertex3fv (cube [1]); |
|
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233 | glVertex3fv (cube [5]); glVertex3fv (cube [4]); glVertex3fv (cube [7]); glVertex3fv (cube [6]); |
|
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234 | glVertex3fv (cube [5]); glVertex3fv (cube [0]); glVertex3fv (cube [3]); glVertex3fv (cube [4]); |
|
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235 | glVertex3fv (cube [6]); glVertex3fv (cube [1]); glVertex3fv (cube [2]); glVertex3fv (cube [7]); |
|
|
236 | glEnd (); |
|
|
237 | } |
|
|
238 | |
|
|
239 | |
