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| author | SmallJoker <SmallJoker@users.noreply.github.com> | 2018-10-26 19:23:33 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-10-26 19:23:33 +0200 |
| commit | 45b52f6d5a7c8389da8f4cb5c5294a430255a248 (patch) | |
| tree | 320f25f8727aa6d3cc40de9a2d06ddbd6a82b7bd /src/raycast.cpp | |
| parent | 622e2235ee700cf92843d2e99a47e36fd4508cf0 (diff) | |
| download | minetest-45b52f6d5a7c8389da8f4cb5c5294a430255a248.tar.gz minetest-45b52f6d5a7c8389da8f4cb5c5294a430255a248.tar.bz2 minetest-45b52f6d5a7c8389da8f4cb5c5294a430255a248.zip | |
Ease selection of entities behind nodes (#7739)
Diffstat (limited to 'src/raycast.cpp')
| -rw-r--r-- | src/raycast.cpp | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/raycast.cpp b/src/raycast.cpp index 2dbebd83b..ebc40235d 100644 --- a/src/raycast.cpp +++ b/src/raycast.cpp @@ -28,12 +28,22 @@ bool RaycastSort::operator() (const PointedThing &pt1, // "nothing" can not be sorted assert(pt1.type != POINTEDTHING_NOTHING); assert(pt2.type != POINTEDTHING_NOTHING); + f32 pt1_distSq = pt1.distanceSq; + + // Add some bonus when one of them is an object + if (pt1.type != pt2.type) { + if (pt1.type == POINTEDTHING_OBJECT) + pt1_distSq -= BS * BS; + else if (pt2.type == POINTEDTHING_OBJECT) + pt1_distSq += BS * BS; + } + // returns false if pt1 is nearer than pt2 - if (pt1.distanceSq < pt2.distanceSq) { + if (pt1_distSq < pt2.distanceSq) { return false; } - if (pt1.distanceSq == pt2.distanceSq) { + if (pt1_distSq == pt2.distanceSq) { // Sort them to allow only one order if (pt1.type == POINTEDTHING_OBJECT) return (pt2.type == POINTEDTHING_OBJECT |