OrdinaryMagician/vkdoom_m
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Add some portal segment culling and disable sector portals for now

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This commit is contained in:
Magnus Norddahl 2016-12-09 03:17:35 +01:00
commit f1df400cc7
10 changed files with 129 additions and 29 deletions
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15
src/r_poly_cull.cpp
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@ -30,7 +30,6 @@
void PolyCull::CullScene(const TriMatrix &worldToClip, const Vec4f &portalClipPlane)
{
ClearSolidSegments();
PvsSectors.clear();
frustumPlanes = FrustumPlanes(worldToClip);
PortalClipPlane = portalClipPlane;
@ -42,8 +41,6 @@ void PolyCull::CullScene(const TriMatrix &worldToClip, const Vec4f &portalClipPl
CullSubsector(subsectors);
else
CullNode(nodes + numnodes - 1); // The head node is the last node output.
ClearSolidSegments();
}
void PolyCull::CullNode(void *node)
@ -109,6 +106,18 @@ void PolyCull::ClearSolidSegments()
SolidSegments.push_back({ SolidCullScale , 0x7fff });
}
void PolyCull::InvertSegments()
{
TempInvertSolidSegments.swap(SolidSegments);
ClearSolidSegments();
int x = -0x7fff;
for (const auto &segment : TempInvertSolidSegments)
{
MarkSegmentCulled(x, segment.X1 - 1);
x = segment.X2 + 1;
}
}
bool PolyCull::IsSegmentCulled(int x1, int x2) const
{
x1 = clamp(x1, -0x7ffe, 0x7ffd);