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ubitODE: - Change triangles used in terrain height estimation

avinationmerge
UbitUmarov 2012-04-20 04:49:23 +01:00
parent ec6347f987
commit 2c7f035925
1 changed files with 28 additions and 11 deletions
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39
OpenSim/Region/Physics/UbitOdePlugin/OdeScene.cs
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@ -2007,7 +2007,7 @@ namespace OpenSim.Region.Physics.OdePlugin
}
else // out world use external height
{
ix = regsize - 1;
ix = regsize - 2;
dx = 0;
}
if (y < regsize - 1)
@ -2017,7 +2017,7 @@ namespace OpenSim.Region.Physics.OdePlugin
}
else
{
iy = regsize - 1;
iy = regsize - 2;
dy = 0;
}
}
@ -2034,7 +2034,7 @@ namespace OpenSim.Region.Physics.OdePlugin
}
else // out world use external height
{
iy = regsize - 1;
iy = regsize - 2;
dy = 0;
}
if (y < regsize - 1)
@ -2044,7 +2044,7 @@ namespace OpenSim.Region.Physics.OdePlugin
}
else
{
ix = regsize - 1;
ix = regsize - 2;
dx = 0;
}
}
@ -2057,18 +2057,35 @@ namespace OpenSim.Region.Physics.OdePlugin
iy += ix; // all indexes have iy + ix
float[] heights = TerrainHeightFieldHeights[heightFieldGeom];
/*
if ((dx + dy) <= 1.0f)
{
h0 = ((float)heights[iy]); // 0,0 vertice
h1 = (((float)heights[iy + 1]) - h0) * dx; // 1,0 vertice minus 0,0
h2 = (((float)heights[iy + regsize]) - h0) * dy; // 0,1 vertice minus 0,0
}
else
{
h0 = ((float)heights[iy + regsize + 1]); // 1,1 vertice
h1 = (((float)heights[iy + 1]) - h0) * (1 - dy); // 1,1 vertice minus 1,0
h2 = (((float)heights[iy + regsize]) - h0) * (1 - dx); // 1,1 vertice minus 0,1
}
*/
h0 = ((float)heights[iy]); // 0,0 vertice
if ((dx + dy) <= 1.0f)
if ((dy > dx))
{
h0 = ((float)heights[iy]); // 0,0 vertice
h1 = (((float)heights[iy + 1]) - h0) * dx; // 1,0 vertice minus 0,0
h2 = (((float)heights[iy + regsize]) - h0) * dy; // 0,1 vertice minus 0,0
iy += regsize;
h2 = (float)heights[iy]; // 0,1 vertice
h1 = (h2 - h0) * dy; // 0,1 vertice minus 0,0
h2 = ((float)heights[iy + 1] - h2) * dx; // 1,1 vertice minus 0,1
}
else
{
h0 = ((float)heights[iy + regsize + 1]); // 1,1 vertice
h1 = (((float)heights[iy + 1]) - h0) * (1 - dy); // 1,1 vertice minus 1,0
h2 = (((float)heights[iy + regsize]) - h0) * (1 - dx); // 1,1 vertice minus 0,1
iy++;
h2 = (float)heights[iy]; // vertice 1,0
h1 = (h2 - h0) * dx; // 1,0 vertice minus 0,0
h2 = (((float)heights[iy + regsize]) - h2) * dy; // 1,1 vertice minus 1,0
}
return h0 + h1 + h2;