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ConvexDecomposition fix some incorrect convexhull mesh generation for ubOde

LSLKeyTest
UbitUmarov 2016-09-02 10:37:18 +01:00
parent 054cc8f08e
commit ea686058c9
1 changed files with 27 additions and 13 deletions
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38
OpenSim/Region/PhysicsModules/ConvexDecompositionDotNet/HullUtils.cs
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@ -1074,14 +1074,27 @@ namespace OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet
public static int maxdirfiltered(List<float3> p, int count, float3 dir, byte[] allow) public static int maxdirfiltered(List<float3> p, int count, float3 dir, byte[] allow)
{ {
//Debug.Assert(count != 0); //Debug.Assert(count != 0);
int m = 0; int m = -1;
float currDotm = float3.dot(p[0], dir); float currDotm = 0;
float currDoti; float currDoti;
while (allow[m] == 0) for (int i = 0; i < count; i++)
m++; {
if (allow[i] != 0)
{
currDotm = float3.dot(p[i], dir);
m = i;
break;
}
}
for (int i = 1; i < count; i++) if(m == -1)
{
Debug.Assert(false);
return m;
}
for (int i = m; i < count; i++)
{ {
if (allow[i] != 0) if (allow[i] != 0)
{ {
@ -1093,6 +1106,7 @@ namespace OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet
} }
} }
} }
// Debug.Assert(m != -1); // Debug.Assert(m != -1);
return m; return m;
} }
@ -1112,8 +1126,8 @@ namespace OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet
{ {
int mb; int mb;
{ {
float s = (float)Math.Sin((3.14159264f / 180.0f) * (x)); float s = (float)Math.Sin(0.01745329f * x);
float c = (float)Math.Cos((3.14159264f / 180.0f) * (x)); float c = (float)Math.Cos(0.01745329f * x);
mb = maxdirfiltered(p, count, dir + (u * s + v * c) * 0.025f, allow); mb = maxdirfiltered(p, count, dir + (u * s + v * c) * 0.025f, allow);
} }
if (ma == m && mb == m) if (ma == m && mb == m)
@ -1126,8 +1140,8 @@ namespace OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet
int mc = ma; int mc = ma;
for (float xx = x - 40.0f; xx <= x; xx += 5.0f) for (float xx = x - 40.0f; xx <= x; xx += 5.0f)
{ {
float s = (float)Math.Sin((3.14159264f / 180.0f) * (xx)); float s = (float)Math.Sin(0.01745329f * xx);
float c = (float)Math.Cos((3.14159264f / 180.0f) * (xx)); float c = (float)Math.Cos(0.01745329f * xx);
int md = maxdirfiltered(p, count, dir + (u * s + v * c) * 0.025f, allow); int md = maxdirfiltered(p, count, dir + (u * s + v * c) * 0.025f, allow);
if (mc == m && md == m) if (mc == m && md == m)
{ {
@ -1176,7 +1190,7 @@ namespace OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet
Debug.Assert(!(p0 == p1 || p0 == p2 || p0 == p3 || p1 == p2 || p1 == p3 || p2 == p3)); Debug.Assert(!(p0 == p1 || p0 == p2 || p0 == p3 || p1 == p2 || p1 == p3 || p2 == p3));
if (float3.dot(verts[p3] - verts[p0], float3.cross(verts[p1] - verts[p0], verts[p2] - verts[p0])) < 0) if (float3.dot(verts[p3] - verts[p0], float3.cross(verts[p1] - verts[p0], verts[p2] - verts[p0])) < 0)
{ {
Swap(ref p2, ref p3); return new int4(p0, p1, p3, p2);
} }
return new int4(p0, p1, p2, p3); return new int4(p0, p1, p2, p3);
} }
@ -1207,12 +1221,12 @@ namespace OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet
int j; int j;
float3 bmin = new float3(verts[0]); float3 bmin = new float3(verts[0]);
float3 bmax = new float3(verts[0]); float3 bmax = new float3(verts[0]);
List<int> isextreme = new List<int>(verts.Count); byte[] isextreme = new byte[verts.Count];
byte[] allow = new byte[verts.Count]; byte[] allow = new byte[verts.Count];
for (j = 0; j < verts.Count; j++) for (j = 0; j < verts.Count; j++)
{ {
allow[j] = 1; allow[j] = 1;
isextreme.Add(0); isextreme[j] = 0;
bmin = float3.VectorMin(bmin, verts[j]); bmin = float3.VectorMin(bmin, verts[j]);
bmax = float3.VectorMax(bmax, verts[j]); bmax = float3.VectorMax(bmax, verts[j]);
} }