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Moved the viewpoint setup code in RenderViewpoint to R_SetupFrame

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This commit is contained in:
Christoph Oelckers 2018-06-20 10:47:03 +02:00
commit 2060402671
2 changed files with 30 additions and 28 deletions
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25
src/r_utility.cpp
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@ -1016,6 +1016,31 @@ void R_SetupFrame (FRenderViewpoint &viewpoint, FViewWindow &viewwindow, AActor
screen->SetClearColor(color);
SWRenderer->SetClearColor(color);
}
// And finally some info that is needed for the hardware renderer
// Scale the pitch to account for the pixel stretching, because the playsim doesn't know about this and treats it as 1:1.
// However, to set up a projection matrix this needs to be adjusted.
double radPitch = viewpoint.Angles.Pitch.Normalized180().Radians();
double angx = cos(radPitch);
double angy = sin(radPitch) * level.info->pixelstretch;
double alen = sqrt(angx*angx + angy*angy);
viewpoint.HWAngles.Pitch = (float)RAD2DEG(asin(angy / alen));
viewpoint.HWAngles.Roll.Degrees = viewpoint.Angles.Roll.Degrees; // copied for convenience.
// ViewActor only gets set, if the camera actor should not be rendered
if (actor->player && actor->player - players == consoleplayer &&
((actor->player->cheats & CF_CHASECAM) || (r_deathcamera && actor->health <= 0)) && actor == actor->player->mo)
{
viewpoint.ViewActor = nullptr;
}
else
{
viewpoint.ViewActor = actor;
}
}