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Sutherland-Hodgeman clipping only works for planar primitives. Scud is rendering non planar quads and this breaks our algorithm a little when using the quad renderer. Stretching the near plane a few % is enough to fix it.

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This commit is contained in:
Ian Curtis 2020-01-04 13:48:14 +00:00
parent d711afade1
commit 6b8a29105a
1 changed files with 1 additions and 1 deletions
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2
Src/Graphics/New3D/New3D.cpp
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@ -165,7 +165,7 @@ bool CNew3D::RenderScene(int priority, bool renderOverlay, Layer layer)
std::shared_ptr<Texture> tex1;
CalcViewport(&n.viewport, std::abs(m_nfPairs[priority].zNear*0.99f), std::abs(m_nfPairs[priority].zFar*1.05f)); // make planes 5% bigger
CalcViewport(&n.viewport, std::abs(m_nfPairs[priority].zNear*0.95f), std::abs(m_nfPairs[priority].zFar*1.05f)); // make planes 5% bigger
glViewport(n.viewport.x, n.viewport.y, n.viewport.width, n.viewport.height);
m_r3dShader.SetViewportUniforms(&n.viewport);