public Animation ParseFile(string inputFileName, SceneNode root)
{
ICharStream input = new ANTLRFileStream(inputFileName);
bvhLexer lex = new bvhLexer(input);
CommonTokenStream tokens = new CommonTokenStream(lex);
bvhParser parser = new bvhParser(tokens);
doc = parser.document();
doc.Root.ComputeTransforms();
#region MapSkelletons
if (root != null)
{
MapNodes(doc.Root, root);
}
else
{
foreach (var item in scene.EnumerateNodesPosOrden())
{
if (item.IsBoneRoot)
{
MapNodes(doc.Root, item);
}
}
}
#endregion
Animation anim = new Animation(Path.GetFileNameWithoutExtension(inputFileName));
float[][] keys = GetAnimationKeys();
AnimationNode[] animationNodes = CreateAnimationNodes(anim, keys);
ReadFrames(animationNodes);
return(anim);
}
// $ANTLR start document
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:73:1: document returns [BvhDocument doc = new BvhDocument()] : HEIRARCHY root= heirarchy[doc] m= motion ;
public BvhDocument document() // throws RecognitionException [1]
{
BvhDocument doc = new BvhDocument();
BvhNode root = null;
BvhMotion m = null;
try
{
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:74:2: ( HEIRARCHY root= heirarchy[doc] m= motion )
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:74:4: HEIRARCHY root= heirarchy[doc] m= motion
{
Match(input, HEIRARCHY, FOLLOW_HEIRARCHY_in_document485);
PushFollow(FOLLOW_heirarchy_in_document496);
root = heirarchy(doc);
followingStackPointer_--;
doc.Root = root;
PushFollow(FOLLOW_motion_in_document507);
m = motion();
followingStackPointer_--;
doc.Motion = m;
}
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input, re);
}
finally
{
}
return(doc);
}
// $ANTLR end values
// $ANTLR start heirarchy
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:89:1: heirarchy[BvhDocument d] returns [BvhNode node = new BvhNode()] : ( ROOT | JOINT ) ID LCURLY v= offsets ch= channels ( (child= heirarchy[d] )+ | end= endsite ) RCURLY ;
public BvhNode heirarchy(BvhDocument d) // throws RecognitionException [1]
{
BvhNode node = new BvhNode();
IToken ID1 = null;
Vector3?v = null;
List <FODChannel> ch = null;
BvhNode child = null;
EndSite end = null;
d.Nodes.Add(node);
try
{
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:94:2: ( ( ROOT | JOINT ) ID LCURLY v= offsets ch= channels ( (child= heirarchy[d] )+ | end= endsite ) RCURLY )
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:94:4: ( ROOT | JOINT ) ID LCURLY v= offsets ch= channels ( (child= heirarchy[d] )+ | end= endsite ) RCURLY
{
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:94:4: ( ROOT | JOINT )
int alt2 = 2;
int LA2_0 = input.LA(1);
if ((LA2_0 == ROOT))
{
alt2 = 1;
}
else if ((LA2_0 == JOINT))
{
alt2 = 2;
}
else
{
NoViableAltException nvae_d2s0 =
new NoViableAltException("94:4: ( ROOT | JOINT )", 2, 0, input);
throw nvae_d2s0;
}
switch (alt2)
{
case 1:
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:94:5: ROOT
{
Match(input, ROOT, FOLLOW_ROOT_in_heirarchy611);
node.IsRoot = true;
}
break;
case 2:
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:94:33: JOINT
{
Match(input, JOINT, FOLLOW_JOINT_in_heirarchy616);
}
break;
}
ID1 = (IToken)input.LT(1);
Match(input, ID, FOLLOW_ID_in_heirarchy619);
node.Name = ID1.Text;
Match(input, LCURLY, FOLLOW_LCURLY_in_heirarchy627);
PushFollow(FOLLOW_offsets_in_heirarchy635);
v = offsets();
followingStackPointer_--;
node.Offset = (Vector3)v;
PushFollow(FOLLOW_channels_in_heirarchy646);
ch = channels();
followingStackPointer_--;
node.Channels = ch.ToArray();
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:98:6: ( (child= heirarchy[d] )+ | end= endsite )
int alt4 = 2;
int LA4_0 = input.LA(1);
if (((LA4_0 >= ROOT && LA4_0 <= JOINT)))
{
alt4 = 1;
}
else if ((LA4_0 == END_SITE))
{
alt4 = 2;
}
else
{
NoViableAltException nvae_d4s0 =
new NoViableAltException("98:6: ( (child= heirarchy[d] )+ | end= endsite )", 4, 0, input);
throw nvae_d4s0;
}
switch (alt4)
{
case 1:
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:98:8: (child= heirarchy[d] )+
{
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:98:8: (child= heirarchy[d] )+
int cnt3 = 0;
do
{
int alt3 = 2;
int LA3_0 = input.LA(1);
if (((LA3_0 >= ROOT && LA3_0 <= JOINT)))
{
alt3 = 1;
}
switch (alt3)
{
case 1:
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:98:9: child= heirarchy[d]
{
PushFollow(FOLLOW_heirarchy_in_heirarchy660);
child = heirarchy(d);
followingStackPointer_--;
node.Nodes.Add(child);
}
break;
default:
if (cnt3 >= 1)
{
goto loop3;
}
EarlyExitException eee =
new EarlyExitException(3, input);
throw eee;
}
cnt3++;
} while (true);
loop3:
; // Stops C# compiler whinging that label 'loop3' has no statements
}
break;
case 2:
// F:\\Projects\\Igneel\\Igneel\\Importers\\BVH\\bvh.g:99:8: end= endsite
{
PushFollow(FOLLOW_endsite_in_heirarchy677);
end = endsite();
followingStackPointer_--;
node.End = end;
}
break;
}
Match(input, RCURLY, FOLLOW_RCURLY_in_heirarchy685);
}
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input, re);
}
finally
{
}
return(node);
}