Lines Matching refs:tfar
164 flt tnear, tfar; in scalar_volume_texture() local
180 tfar = FHUGE; in scalar_volume_texture()
196 if (tx2 < tfar) in scalar_volume_texture()
197 tfar = tx2; in scalar_volume_texture()
199 if (tnear > tfar) in scalar_volume_texture()
201 if (tfar < 0.0) in scalar_volume_texture()
218 if (ty2 < tfar) in scalar_volume_texture()
219 tfar = ty2; in scalar_volume_texture()
221 if (tnear > tfar) in scalar_volume_texture()
223 if (tfar < 0.0) in scalar_volume_texture()
240 if (tz2 < tfar) in scalar_volume_texture()
241 tfar = tz2; in scalar_volume_texture()
243 if (tnear > tfar) in scalar_volume_texture()
245 if (tfar < 0.0) in scalar_volume_texture()
267 for (t = tnear; t <= tfar; t += dt) { in scalar_volume_texture()