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Use interp tracer pos for GL linkdraw

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This commit is contained in:
Eidolon 2022-04-25 17:11:39 -05:00
parent f330374c1f
commit 7dd7cccd79
1 changed files with 13 additions and 2 deletions
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15
src/hardware/hw_main.c
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@ -5378,13 +5378,24 @@ static void HWR_ProjectSprite(mobj_t *thing)
if ((thing->flags2 & MF2_LINKDRAW) && thing->tracer)
{
interpmobjstate_t tracer_interp = {};
if (! R_ThingVisible(thing->tracer))
return;
if (R_UsingFrameInterpolation() && !paused)
{
R_InterpolateMobjState(thing->tracer, rendertimefrac, &tracer_interp);
}
else
{
R_InterpolateMobjState(thing->tracer, FRACUNIT, &tracer_interp);
}
// calculate tz for tracer, same way it is calculated for this sprite
// transform the origin point
tr_x = FIXED_TO_FLOAT(thing->tracer->x) - gl_viewx;
tr_y = FIXED_TO_FLOAT(thing->tracer->y) - gl_viewy;
tr_x = FIXED_TO_FLOAT(tracer_interp.x) - gl_viewx;
tr_y = FIXED_TO_FLOAT(tracer_interp.y) - gl_viewy;
// rotation around vertical axis
tracertz = (tr_x * gl_viewcos) + (tr_y * gl_viewsin);