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- fixed some edge cases with visible player sprites through non-static line portals. This required reinstating some code which I thought was no longer needed.

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This commit is contained in:
Christoph Oelckers 2017-01-07 01:07:35 +01:00
parent 76153dbccc
commit fd0681edda
4 changed files with 42 additions and 2 deletions
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1
src/actor.h
View file

@ -418,6 +418,7 @@ enum ActorRenderFlag
RF_FLATSPRITE = 0x2000, // Flat sprite
RF_VOXELSPRITE = 0x3000, // Voxel object
RF_INVISIBLE = 0x8000, // Don't bother drawing this actor
RF_MAYBEINVISIBLE = 0x10000,
RF_ROLLSPRITE = 0x40000, //[marrub]roll the sprite billboard
RF_DONTFLIP = 0x80000, // Don't flip it when viewed from behind.
RF_ROLLCENTER = 0x00100000, // Rotate from the center of sprite instead of offsets

25
src/gl/scene/gl_portal.cpp
View file

@ -288,7 +288,9 @@ bool GLPortal::Start(bool usestencil, bool doquery)
savedAngle = ViewAngle;
savedviewactor=GLRenderer->mViewActor;
savedviewarea=in_area;
savedvisibility = camera ? camera->renderflags & RF_INVISIBLE : ActorRenderFlags::FromInt(0);
savedviewpath[0] = ViewPath[0];
savedviewpath[1] = ViewPath[1];
savedvisibility = camera ? camera->renderflags & RF_MAYBEINVISIBLE : ActorRenderFlags::FromInt(0);
PrevPortal = GLRenderer->mCurrentPortal;
@ -350,13 +352,15 @@ void GLPortal::End(bool usestencil)
if (needdepth) FDrawInfo::EndDrawInfo();
// Restore the old view
ViewPath[0] = savedviewpath[0];
ViewPath[1] = savedviewpath[1];
ViewPos = savedViewPos;
r_showviewer = savedshowviewer;
ViewActorPos = savedViewActorPos;
ViewAngle = savedAngle;
GLRenderer->mViewActor=savedviewactor;
in_area=savedviewarea;
if (camera != nullptr) camera->renderflags = (camera->renderflags & ~RF_INVISIBLE) | savedvisibility;
if (camera != nullptr) camera->renderflags = (camera->renderflags & ~RF_MAYBEINVISIBLE) | savedvisibility;
GLRenderer->SetupView(ViewPos.X, ViewPos.Y, ViewPos.Z, ViewAngle, !!(MirrorFlag & 1), !!(PlaneMirrorFlag & 1));
{
@ -1011,6 +1015,23 @@ void GLLineToLinePortal::DrawContents()
P_TranslatePortalXY(origin, ViewActorPos.X, ViewActorPos.Y);
P_TranslatePortalAngle(origin, ViewAngle);
P_TranslatePortalZ(origin, ViewPos.Z);
P_TranslatePortalXY(origin, ViewPath[0].X, ViewPath[0].Y);
P_TranslatePortalXY(origin, ViewPath[1].X, ViewPath[1].Y);
if (!r_showviewer && camera != nullptr && P_PointOnLineSidePrecise(ViewPath[0], glport->lines[0]->mDestination) != P_PointOnLineSidePrecise(ViewPath[1], glport->lines[0]->mDestination))
{
double distp = (ViewPath[0] - ViewPath[1]).Length();
if (distp > EQUAL_EPSILON)
{
double dist1 = (ViewPos - ViewPath[0]).Length();
double dist2 = (ViewPos - ViewPath[1]).Length();
if (dist1 + dist2 < distp + 1)
{
camera->renderflags |= RF_MAYBEINVISIBLE;
}
}
}
SaveMapSection();

1
src/gl/scene/gl_portal.h
View file

@ -101,6 +101,7 @@ public:
private:
void DrawPortalStencil();
DVector3 savedviewpath[2];
DVector3 savedViewPos;
DVector3 savedViewActorPos;
DAngle savedAngle;

17
src/gl/scene/gl_sprite.cpp
View file

@ -677,6 +677,11 @@ void GLSprite::Process(AActor* thing, sector_t * sector, int thruportal)
if (thruportal == 1) thingorigin += Displacements.getOffset(thing->Sector->PortalGroup, sector->PortalGroup);
if (fabs(thingorigin.X - ViewActorPos.X) < 2 && fabs(thingorigin.Y - ViewActorPos.Y) < 2) return;
}
// Thing is invisible if close to the camera.
if (thing->renderflags & RF_MAYBEINVISIBLE)
{
if (fabs(thingpos.X - ViewPos.X) < 32 && fabs(thingpos.Y - ViewPos.Y) < 32) return;
}
// Too close to the camera. This doesn't look good if it is a sprite.
if (fabs(thingpos.X - ViewPos.X) < 2 && fabs(thingpos.Y - ViewPos.Y) < 2)
@ -693,6 +698,10 @@ void GLSprite::Process(AActor* thing, sector_t * sector, int thruportal)
}
}
}
if (thing == camera)
{
int a = 0;
}
// don't draw first frame of a player missile
if (thing->flags&MF_MISSILE)
@ -1203,6 +1212,14 @@ void gl_RenderActorsInPortal(FGLLinePortal *glport)
DVector3 newpos = savedpos;
sector_t fakesector;
if (!r_showviewer && th == camera)
{
if (fabs(savedpos.X - ViewActorPos.X) < 2 && fabs(savedpos.Y - ViewActorPos.Y) < 2)
{
continue;
}
}
P_TranslatePortalXY(line, newpos.X, newpos.Y);
P_TranslatePortalZ(line, newpos.Z);
P_TranslatePortalAngle(line, th->Angles.Yaw);