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minetest-engine-multicraft2
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Make fence post selection box smaller and create code to allow node placement to the side of a static box

mutilcraft-mt53
Perttu Ahola 2011-11-14 22:57:58 +02:00
parent de51f87e05
commit e9620d9c8c
2 changed files with 58 additions and 11 deletions
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3
src/content_mapnode.cpp
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@ -375,6 +375,9 @@ void content_mapnode_init(ITextureSource *tsrc, IWritableNodeDefManager *nodemgr
f->air_equivalent = true; // grass grows underneath
f->setInventoryTexture("fence.png", tsrc);
f->used_texturenames.insert("fence.png"); // Add to atlas
f->selection_box.type = NODEBOX_FIXED;
f->selection_box.fixed = core::aabbox3d<f32>(
-BS/7, -BS/2, -BS/7, BS/7, BS/2, BS/7);
setWoodLikeMaterialProperties(f->material, 0.75);
i = CONTENT_RAIL;

58
src/game.cpp
View File

@ -348,24 +348,68 @@ void getPointedNode(Client *client, v3f player_position,
if(f.selection_box.type == NODEBOX_FIXED)
{
f32 distance = (npf - camera_position).getLength();
core::aabbox3d<f32> box = f.selection_box.fixed;
box.MinEdge += npf;
box.MaxEdge += npf;
if(distance < mindistance)
{
if(box.intersectsWithLine(shootline))
v3s16 facedirs[6] = {
v3s16(-1,0,0),
v3s16(1,0,0),
v3s16(0,-1,0),
v3s16(0,1,0),
v3s16(0,0,-1),
v3s16(0,0,1),
};
core::aabbox3d<f32> faceboxes[6] = {
// X-
core::aabbox3d<f32>(
box.MinEdge.X, box.MinEdge.Y, box.MinEdge.Z,
box.MinEdge.X+d, box.MaxEdge.Y, box.MaxEdge.Z
),
// X+
core::aabbox3d<f32>(
box.MaxEdge.X-d, box.MinEdge.Y, box.MinEdge.Z,
box.MaxEdge.X, box.MaxEdge.Y, box.MaxEdge.Z
),
// Y-
core::aabbox3d<f32>(
box.MinEdge.X, box.MinEdge.Y, box.MinEdge.Z,
box.MaxEdge.X, box.MinEdge.Y+d, box.MaxEdge.Z
),
// Y+
core::aabbox3d<f32>(
box.MinEdge.X, box.MaxEdge.Y-d, box.MinEdge.Z,
box.MaxEdge.X, box.MaxEdge.Y, box.MaxEdge.Z
),
// Z-
core::aabbox3d<f32>(
box.MinEdge.X, box.MinEdge.Y, box.MinEdge.Z,
box.MaxEdge.X, box.MaxEdge.Y, box.MinEdge.Z+d
),
// Z+
core::aabbox3d<f32>(
box.MinEdge.X, box.MinEdge.Y, box.MaxEdge.Z-d,
box.MaxEdge.X, box.MaxEdge.Y, box.MaxEdge.Z
),
};
for(u16 i=0; i<6; i++)
{
v3f facedir_f(facedirs[i].X, facedirs[i].Y, facedirs[i].Z);
v3f centerpoint = npf + facedir_f * BS/2;
f32 distance = (centerpoint - camera_position).getLength();
if(distance >= mindistance)
continue;
if(!faceboxes[i].intersectsWithLine(shootline))
continue;
nodefound = true;
nodepos = np;
neighbourpos = np;
neighbourpos = np+facedirs[i];
mindistance = distance;
nodehilightbox = box;
}
}
}
else if(f.selection_box.type == NODEBOX_WALLMOUNTED)
{
v3s16 dir = unpackDir(n.param2);