OrdinaryMagician/vkdoom_m
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Fix culling lines too close to the camera position

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This commit is contained in:
Magnus Norddahl 2025-05-30 23:27:43 +02:00
commit 2086f8ffa6
2 changed files with 11 additions and 8 deletions
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17
src/rendering/hwrenderer/scene/hw_visibleset.cpp
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@ -54,7 +54,7 @@ void HWVisibleSet::FindPVS(HWDrawInfo* di, int sliceIndex, int sliceCount)
VSMatrix m = di->VPUniforms.mProjectionMatrix;
m.multMatrix(di->VPUniforms.mViewMatrix);
ClipFrustum.Set(m);
ClipFrustum.Set(m, Viewpoint.Pos);
CurrentMapSections = &di->CurrentMapSections;
no_renderflags = TArrayView<uint8_t>(di->no_renderflags.data(), di->no_renderflags.size());
@ -660,15 +660,18 @@ void HWVisibleSetThreads::WorkerMain(int sliceIndex)
/////////////////////////////////////////////////////////////////////////////
void CameraFrustum::Set(const VSMatrix& worldToProjection)
void CameraFrustum::Set(const VSMatrix& worldToProjection, const DVector3& viewpoint)
{
Planes[0] = LeftFrustum(worldToProjection);
Planes[1] = TopFrustum(worldToProjection);
Planes[2] = RightFrustum(worldToProjection);
Planes[3] = BottomFrustum(worldToProjection);
Planes[4] = NearFrustum(worldToProjection);
Planes[0] = NearFrustum(worldToProjection);
Planes[1] = LeftFrustum(worldToProjection);
Planes[2] = TopFrustum(worldToProjection);
Planes[3] = RightFrustum(worldToProjection);
Planes[4] = BottomFrustum(worldToProjection);
Planes[5] = FarFrustum(worldToProjection);
// Move back near plane to be slightly behind the camera position
Planes[0].W = -(Planes[0].XYZ() | viewpoint.ToXZY() - 1.0);
for (int i = 0; i < 6; i++)
{
AbsPlaneNormals[i] = Planes[i].XYZ();

2
src/rendering/hwrenderer/scene/hw_visibleset.h
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@ -15,7 +15,7 @@ struct HWDrawInfo;
struct CameraFrustum
{
void Set(const VSMatrix& worldToProjection);
void Set(const VSMatrix& worldToProjection, const DVector3& viewpoint);
bool IsSphereVisible(const DVector3& point, double radius) const
{