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Minor bug fixes

This commit is contained in:
Magnus Norddahl 2016-12-16 20:52:56 +01:00
parent e1a8749586
commit b5f3f63b93
4 changed files with 30 additions and 6 deletions
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2
src/r_poly.cpp
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@ -74,7 +74,7 @@ void PolyRenderer::RenderActorView(AActor *actor, bool dontmaplines)
{ {
NetUpdate(); NetUpdate();
//swrenderer::r_dontmaplines = dontmaplines; DontMapLines = dontmaplines;
P_FindParticleSubsectors(); P_FindParticleSubsectors();
PO_LinkToSubsectors(); PO_LinkToSubsectors();

2
src/r_poly.h
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@ -50,6 +50,8 @@ public:
bool InsertSeenLinePortal(FLinePortal *portal); bool InsertSeenLinePortal(FLinePortal *portal);
bool InsertSeenMirror(line_t *mirrorLine); bool InsertSeenMirror(line_t *mirrorLine);
bool DontMapLines = false;
private: private:
void ClearBuffers(); void ClearBuffers();
void SetSceneViewport(); void SetSceneViewport();

30
src/r_poly_cull.cpp
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@ -239,10 +239,31 @@ LineSegmentRange PolyCull::GetSegmentRangeForLine(double x1, double y1, double x
{ {
double znear = 5.0; double znear = 5.0;
double updownnear = -400.0; double updownnear = -400.0;
double sidenear = 400.0;
// Cull if entirely behind the portal clip plane (tbd: should we clip the segment?) // Clip line to the portal clip plane
if (Vec4f::dot(PortalClipPlane, Vec4f((float)x1, (float)y1, 0.0f, 1.0f)) < 0.0f && Vec4f::dot(PortalClipPlane, Vec4f((float)x2, (float)y2, 0.0f, 1.0f)) < 0.0f) float distance1 = Vec4f::dot(PortalClipPlane, Vec4f((float)x1, (float)y1, 0.0f, 1.0f));
float distance2 = Vec4f::dot(PortalClipPlane, Vec4f((float)x2, (float)y2, 0.0f, 1.0f));
if (distance1 < 0.0f && distance2 < 0.0f)
{
return LineSegmentRange::NotVisible; return LineSegmentRange::NotVisible;
}
else if (distance1 < 0.0f || distance2 < 0.0f)
{
double t1 = 0.0f, t2 = 1.0f;
if (distance1 < 0.0f)
t1 = clamp(distance1 / (distance1 - distance2), 0.0f, 1.0f);
else
t2 = clamp(distance2 / (distance1 - distance2), 0.0f, 1.0f);
double nx1 = x1 * (1.0 - t1) + x2 * t1;
double ny1 = y1 * (1.0 - t1) + y2 * t1;
double nx2 = x1 * (1.0 - t2) + x2 * t2;
double ny2 = y1 * (1.0 - t2) + y2 * t2;
x1 = nx1;
x2 = nx2;
y1 = ny1;
y2 = ny2;
}
// Transform to 2D view space: // Transform to 2D view space:
x1 = x1 - ViewPos.X; x1 = x1 - ViewPos.X;
@ -255,7 +276,8 @@ LineSegmentRange PolyCull::GetSegmentRangeForLine(double x1, double y1, double x
double ry2 = x2 * ViewCos + y2 * ViewSin; double ry2 = x2 * ViewCos + y2 * ViewSin;
// Is it potentially visible when looking straight up or down? // Is it potentially visible when looking straight up or down?
if (!(ry1 < updownnear && ry2 < updownnear) && !(ry1 > znear && ry2 > znear)) if (!(ry1 < updownnear && ry2 < updownnear) && !(ry1 > znear && ry2 > znear) &&
!(rx1 < -sidenear && rx2 < -sidenear) && !(rx1 > sidenear && rx2 > sidenear))
return LineSegmentRange::AlwaysVisible; return LineSegmentRange::AlwaysVisible;
// Cull if line is entirely behind view // Cull if line is entirely behind view
@ -267,7 +289,7 @@ LineSegmentRange PolyCull::GetSegmentRangeForLine(double x1, double y1, double x
if (ry1 < znear) if (ry1 < znear)
t1 = clamp((znear - ry1) / (ry2 - ry1), 0.0, 1.0); t1 = clamp((znear - ry1) / (ry2 - ry1), 0.0, 1.0);
if (ry2 < znear) if (ry2 < znear)
t2 = clamp((znear - ry1) / (ry2 - ry1), 0.0, 1.0); t2 = clamp((znear - ry2) / (ry2 - ry1), 0.0, 1.0);
if (t1 != 0.0 || t2 != 1.0) if (t1 != 0.0 || t2 != 1.0)
{ {
double nx1 = rx1 * (1.0 - t1) + rx2 * t1; double nx1 = rx1 * (1.0 - t1) + rx2 * t1;

2
src/r_poly_scene.cpp
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@ -198,7 +198,7 @@ void RenderPolyScene::RenderLine(subsector_t *sub, seg_t *line, sector_t *fronts
return; return;
// Tell automap we saw this // Tell automap we saw this
if (!swrenderer::r_dontmaplines && line->linedef && segmentRange != LineSegmentRange::AlwaysVisible) if (!PolyRenderer::Instance()->DontMapLines && line->linedef && segmentRange != LineSegmentRange::AlwaysVisible)
{ {
line->linedef->flags |= ML_MAPPED; line->linedef->flags |= ML_MAPPED;
sub->flags |= SSECF_DRAWN; sub->flags |= SSECF_DRAWN;