Updated Recast to 4fef044

In some cases Godot can generate input parameters to Recast that cause it to crash.  Specifically when baking NavigationMeshes for input meshes that have axis extents less than half the NavigationMesh CellSize.

This has been fixed upstream in Recast (in 3901c5854c).  Updating Godot's Recast integration fixes this crash issue in Godot as well.
This commit is contained in:
Graham Pentheny 2022-11-25 20:05:57 -05:00
parent fa270c2456
commit 36de150c74
7 changed files with 29 additions and 25 deletions

View file

@ -264,7 +264,8 @@ static bool rasterizeTri(const float* v0, const float* v1, const float* v2,
// Calculate the footprint of the triangle on the grid's y-axis
int y0 = (int)((tmin[2] - bmin[2])*ics);
int y1 = (int)((tmax[2] - bmin[2])*ics);
y0 = rcClamp(y0, 0, h-1);
// use -1 rather than 0 to cut the polygon properly at the start of the tile
y0 = rcClamp(y0, -1, h-1);
y1 = rcClamp(y1, 0, h-1);
// Clip the triangle into all grid cells it touches.
@ -283,7 +284,7 @@ static bool rasterizeTri(const float* v0, const float* v1, const float* v2,
dividePoly(in, nvIn, inrow, &nvrow, p1, &nvIn, cz+cs, 2);
rcSwap(in, p1);
if (nvrow < 3) continue;
if (y < 0) continue;
// find the horizontal bounds in the row
float minX = inrow[0], maxX = inrow[0];
for (int i=1; i<nvrow; ++i)
@ -293,7 +294,10 @@ static bool rasterizeTri(const float* v0, const float* v1, const float* v2,
}
int x0 = (int)((minX - bmin[0])*ics);
int x1 = (int)((maxX - bmin[0])*ics);
x0 = rcClamp(x0, 0, w-1);
if (x1 < 0 || x0 >= w) {
continue;
}
x0 = rcClamp(x0, -1, w-1);
x1 = rcClamp(x1, 0, w-1);
int nv, nv2 = nvrow;
@ -305,7 +309,7 @@ static bool rasterizeTri(const float* v0, const float* v1, const float* v2,
dividePoly(inrow, nv2, p1, &nv, p2, &nv2, cx+cs, 0);
rcSwap(inrow, p2);
if (nv < 3) continue;
if (x < 0) continue;
// Calculate min and max of the span.
float smin = p1[1], smax = p1[1];
for (int i = 1; i < nv; ++i)