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Switched to Half-Edge based data structure for meshes.

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This commit is contained in:
David Williams
2007-09-05 21:40:32 +00:00
parent 9bf977b704
commit 2c69a373a1
11 changed files with 329 additions and 89 deletions
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31
source/SurfaceVertex.cpp
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@ -1,5 +1,7 @@
#include "Constants.h"
#include "SurfaceVertex.h"
#include "SurfaceTriangle.h"
#include "SurfaceEdge.h"
namespace Ogre
{
@ -10,12 +12,30 @@ namespace Ogre
SurfaceVertex::SurfaceVertex(UIntVector3 positionToSet)
:position(positionToSet)
{
flags = 0;
if(position.x == 0)
flags |= 0x01;
if(position.x == 32)
flags |= 0x02;
if(position.y == 0)
flags |= 0x04;
if(position.y == 32)
flags |= 0x08;
}
SurfaceVertex::SurfaceVertex(UIntVector3 positionToSet, Vector3 normalToSet)
:position(positionToSet)
,normal(normalToSet)
{
flags = 0;
if(position.x == 0)
flags |= 0x01;
if(position.x == 32)
flags |= 0x02;
if(position.y == 0)
flags |= 0x04;
if(position.y == 32)
flags |= 0x08;
}
bool operator==(const SurfaceVertex& lhs, const SurfaceVertex& rhs)
@ -48,7 +68,7 @@ namespace Ogre
unsigned long lhsOffset = (lhs.position.x*(OGRE_REGION_SIDE_LENGTH*2+1)*(OGRE_REGION_SIDE_LENGTH*2+1)) + (lhs.position.y*(OGRE_REGION_SIDE_LENGTH*2+1)) + (lhs.position.z);
unsigned long rhsOffset = (rhs.position.x*(OGRE_REGION_SIDE_LENGTH*2+1)*(OGRE_REGION_SIDE_LENGTH*2+1)) + (rhs.position.y*(OGRE_REGION_SIDE_LENGTH*2+1)) + (rhs.position.z);
return (lhsOffset == rhsOffset) && (abs(lhs.alpha - rhs.alpha) <= 0.01);
return (lhsOffset == rhsOffset) /*&& (abs(lhs.alpha - rhs.alpha) <= 0.01)*/;
}
bool operator < (const SurfaceVertex& lhs, const SurfaceVertex& rhs)
@ -97,15 +117,10 @@ namespace Ogre
return lhsOffset < rhsOffset;
if(lhsOffset == rhsOffset)
/*if(lhsOffset == rhsOffset)
{
return (lhs.alpha < rhs.alpha);
}
return (lhsOffset < rhsOffset);
return (lhsOffset < rhsOffset)*/;
}
/*bool operator < (const SurfaceVertexIterator& lhs, const SurfaceVertexIterator& rhs)
{
return (*lhs) < (*rhs);
}*/
}