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Leveled nodebox: Change levels from 1/63rds to 1/64ths 

Add missing documentation of leveled nodebox to lua_api.txt, plus
a little cleaning up nearby.
This commit is contained in:
paramat 2017-09-18 05:08:56 +01:00 committed by SmallJoker
parent b1fae4c7be
commit b8f473be21
3 changed files with 11 additions and 13 deletions
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5
doc/lua_api.txt
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@ -809,6 +809,11 @@ node definition:
0 = y+ 1 = z+ 2 = z- 3 = x+ 4 = x- 5 = y-
facedir modulo 4 = rotation around that axis
paramtype2 == "leveled"
^ Only valid for "nodebox" with type = "leveled".
The level of the top face of the nodebox is stored in param2.
The other faces are defined by 'fixed = {}' like 'type = "fixed"' nodeboxes.
The nodebox height is param2 / 64 nodes.
The maximum accepted value of param2 is 127.
paramtype2 == "degrotate"
^ The rotation of this node is stored in param2. Plants are rotated this way.
Values range 0 - 179. The value stored in param2 is multiplied by two to

15
src/mapnode.cpp
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@ -249,18 +249,11 @@ void transformNodeBox(const MapNode &n, const NodeBox &nodebox,
int facedir = n.getFaceDir(nodemgr);
u8 axisdir = facedir>>2;
facedir&=0x03;
for(std::vector<aabb3f>::const_iterator
i = fixed.begin();
i != fixed.end(); ++i)
{
aabb3f box = *i;
for (aabb3f box : fixed) {
if (nodebox.type == NODEBOX_LEVELED)
box.MaxEdge.Y = (-0.5f + n.getLevel(nodemgr) / 64.0f) * BS;
if (nodebox.type == NODEBOX_LEVELED) {
box.MaxEdge.Y = -BS/2 + BS*((float)1/LEVELED_MAX) * n.getLevel(nodemgr);
}
switch (axisdir)
{
switch (axisdir) {
case 0:
if(facedir == 1)
{

4
src/mapnode.h
View File

@ -103,8 +103,8 @@ enum Rotation {
#define LIQUID_INFINITY_MASK 0x80 //0b10000000
// mask for param2, now as for liquid
#define LEVELED_MASK 0x3F
// mask for leveled nodebox param2
#define LEVELED_MASK 0x7F
#define LEVELED_MAX LEVELED_MASK