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ImGuizmo: Support infinite-far-plane reversed-z #210

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ImGuizmo: Support infinite-far-plane reversed-z #210

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2 changes: 1 addition & 1 deletion ImGuizmo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -790,7 +790,7 @@ namespace IMGUIZMO_NAMESPACE
const float moy = (1.f - ((io.MousePos.y - position.y) / size.y)) * 2.f - 1.f;

const float zNear = gContext.mReversed ? (1.f - FLT_EPSILON) : 0.f;
const float zFar = gContext.mReversed ? 0.f : (1.f - FLT_EPSILON);
const float zFar = gContext.mReversed ? 0.1f : (1.f - FLT_EPSILON); // for reversed-z, use z = 0.1 for the far plane since the actual far plane may be at infinity

rayOrigin.Transform(makeVect(mox, moy, zNear, 1.f), mViewProjInverse);
rayOrigin *= 1.f / rayOrigin.w;
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