OrdinaryMagician/vkdoom_m
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- draw models in mirrors and portals at the right location in the software renderer

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This commit is contained in:
Magnus Norddahl 2018-06-05 19:36:57 +02:00
commit b74a9965b8
5 changed files with 42 additions and 8 deletions
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25
src/swrenderer/things/r_model.cpp
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@ -47,12 +47,22 @@ namespace swrenderer
if (tz < MINZ)
return;
// too far off the side?
double tx = tr_x * thread->Viewport->viewpoint.Sin - tr_y * thread->Viewport->viewpoint.Cos;
// Flip for mirrors
if (thread->Portal->MirrorFlags & RF_XFLIP)
{
tx = viewwidth - tx - 1;
}
// too far off the side?
if (fabs(tx / 64) > fabs(tz))
return;
RenderModel *vis = thread->FrameMemory->NewObject<RenderModel>(x, y, z, smf, actor, float(1 / tz));
vis->CurrentPortalUniq = thread->Portal->CurrentPortalUniq;
vis->WorldToClip = thread->Viewport->WorldToClip;
vis->MirrorWorldToClip = !!(thread->Portal->MirrorFlags & RF_XFLIP);
thread->SpriteList->Push(vis);
}
@ -64,7 +74,7 @@ namespace swrenderer
void RenderModel::Render(RenderThread *thread, short *cliptop, short *clipbottom, int minZ, int maxZ, Fake3DTranslucent clip3DFloor)
{
SWModelRenderer renderer(thread, clip3DFloor);
SWModelRenderer renderer(thread, clip3DFloor, &WorldToClip, MirrorWorldToClip);
renderer.RenderModel(x, y, z, smf, actor);
}
@ -72,13 +82,14 @@ namespace swrenderer
void RenderHUDModel(RenderThread *thread, DPSprite *psp, float ofsx, float ofsy)
{
SWModelRenderer renderer(thread, Fake3DTranslucent());
SWModelRenderer renderer(thread, Fake3DTranslucent(), &thread->Viewport->WorldToClip, false);
renderer.RenderHUDModel(psp, ofsx, ofsy);
}
/////////////////////////////////////////////////////////////////////////////
SWModelRenderer::SWModelRenderer(RenderThread *thread, Fake3DTranslucent clip3DFloor) : Thread(thread), Clip3DFloor(clip3DFloor)
SWModelRenderer::SWModelRenderer(RenderThread *thread, Fake3DTranslucent clip3DFloor, Mat4f *worldToClip, bool mirrorWorldToClip)
: Thread(thread), Clip3DFloor(clip3DFloor), WorldToClip(worldToClip), MirrorWorldToClip(mirrorWorldToClip)
{
}
@ -123,7 +134,7 @@ namespace swrenderer
if (actor->RenderStyle == LegacyRenderStyles[STYLE_Normal] || !!(smf->flags & MDL_DONTCULLBACKFACES))
PolyTriangleDrawer::SetTwoSided(Thread->DrawQueue, true);
PolyTriangleDrawer::SetCullCCW(Thread->DrawQueue, !mirrored);
PolyTriangleDrawer::SetCullCCW(Thread->DrawQueue, !(mirrored ^ MirrorWorldToClip));
}
void SWModelRenderer::EndDrawModel(AActor *actor, FSpriteModelFrame *smf)
@ -194,7 +205,7 @@ namespace swrenderer
if (actor->RenderStyle == LegacyRenderStyles[STYLE_Normal])
PolyTriangleDrawer::SetTwoSided(Thread->DrawQueue, true);
PolyTriangleDrawer::SetCullCCW(Thread->DrawQueue, mirrored);
PolyTriangleDrawer::SetCullCCW(Thread->DrawQueue, !(mirrored ^ MirrorWorldToClip));
}
void SWModelRenderer::EndDrawHUDModel(AActor *actor)
@ -225,7 +236,7 @@ namespace swrenderer
swapYZ.Matrix[2 + 1 * 4] = 1.0f;
swapYZ.Matrix[3 + 3 * 4] = 1.0f;
PolyTriangleDrawer::SetTransform(Thread->DrawQueue, Thread->FrameMemory->NewObject<Mat4f>(Thread->Viewport->WorldToClip * swapYZ * ObjectToWorld));
PolyTriangleDrawer::SetTransform(Thread->DrawQueue, Thread->FrameMemory->NewObject<Mat4f>((*WorldToClip) * swapYZ * ObjectToWorld));
}
void SWModelRenderer::DrawArrays(int start, int count)