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- fixed fillSimplePoly for indexed data.

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On OpenGL this merely caused some visual glitches on the cheat automap - but the bad data in the buffer can make Vulkan abort entirely.
This commit is contained in:
Christoph Oelckers 2019-05-30 13:31:01 +02:00
parent ffd464c26c
commit 6ace482266
1 changed files with 3 additions and 2 deletions
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5
src/rendering/2d/v_2ddrawer.cpp
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@ -485,10 +485,10 @@ void F2DDrawer::AddPoly(FTexture *texture, FVector2 *points, int npoints,
mVertices[poly.mVertIndex+i].Set(points[i].X, points[i].Y, 0, u*uscale, v*vscale, color0); mVertices[poly.mVertIndex+i].Set(points[i].X, points[i].Y, 0, u*uscale, v*vscale, color0);
} }
poly.mIndexIndex = mIndices.Size(); poly.mIndexIndex = mIndices.Size();
poly.mIndexCount += (npoints - 2) * 3;
if (indices == nullptr || indexcount == 0) if (indices == nullptr || indexcount == 0)
{ {
poly.mIndexCount += (npoints - 2) * 3;
for (int i = 2; i < npoints; ++i) for (int i = 2; i < npoints; ++i)
{ {
AddIndices(poly.mVertIndex, 3, 0, i - 1, i); AddIndices(poly.mVertIndex, 3, 0, i - 1, i);
@ -496,10 +496,11 @@ void F2DDrawer::AddPoly(FTexture *texture, FVector2 *points, int npoints,
} }
else else
{ {
poly.mIndexCount += (int)indexcount;
int addr = mIndices.Reserve(indexcount); int addr = mIndices.Reserve(indexcount);
for (size_t i = 0; i < indexcount; i++) for (size_t i = 0; i < indexcount; i++)
{ {
mIndices[addr + i] = addr + indices[i]; mIndices[addr + i] = poly.mVertIndex + indices[i];
} }
} }