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truncate a little farther out

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This commit is contained in:
David Rose 2004-12-17 00:57:34 +00:00
parent a3c351279a
commit ddf6bfa4cd
1 changed files with 2 additions and 2 deletions
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4
panda/src/gobj/lens.cxx
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@ -1158,7 +1158,7 @@ extrude_impl(const LPoint3f &point2d, LPoint3f &near_point, LPoint3f &far_point)
LVecBase4f full(point2d[0], point2d[1], -1.0f, 1.0f); LVecBase4f full(point2d[0], point2d[1], -1.0f, 1.0f);
full = projection_mat_inv.xform(full); full = projection_mat_inv.xform(full);
float recip_full3 = 1.0f / max(full[3], 0.001f); float recip_full3 = 1.0f / max(full[3], 0.00001f);
near_point.set(full[0] * recip_full3, near_point.set(full[0] * recip_full3,
full[1] * recip_full3, full[1] * recip_full3,
full[2] * recip_full3); full[2] * recip_full3);
@ -1172,7 +1172,7 @@ extrude_impl(const LPoint3f &point2d, LPoint3f &near_point, LPoint3f &far_point)
// past infinity and comes back in behind the lens, which is just // past infinity and comes back in behind the lens, which is just
// crazy. Truncating it to zero keeps the far plane from moving // crazy. Truncating it to zero keeps the far plane from moving
// too far out. // too far out.
float recip_full3 = 1.0f / max(full[3], 0.001f); float recip_full3 = 1.0f / max(full[3], 0.00001f);
far_point.set(full[0] * recip_full3, far_point.set(full[0] * recip_full3,
full[1] * recip_full3, full[1] * recip_full3,
full[2] * recip_full3); full[2] * recip_full3);