[All] Introduce integration schemes#6117

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bakpaul:26_05_introduce_integration_schemes

Commits on Jun 18, 2026

Introduce base integration schemes + acceleration based and velocity based IS and some implementaiton of final IS. Still need to make the solve visitor use these IS

bakpaul
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Remove ODESolvers

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Fix last remnence of ODE + add BDF that doesn't work

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Fix EulerImplicit + partially fix BDF, at least it matches Alex implem

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Update BDFIntegrationScheme.cpp

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Added one more level of inheritance whith implicit/explicit integrations cheme

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Add Static solver

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Add linear ùmultistep methods

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Bring back forward solvers

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Add explicit solvers

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Rename implicit solvers using IntegrationScheme

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Fix part of instability in freemotion + remove unnecessary clear

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Better usage of vop and mop

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Clean and add comments

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Fix instability by computing RHS before LHS

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Add first order capability to velocity-based IS

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changed iteration parameter into a bool instead of a number

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Fix condition for rayleigh damping in the RHS

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Implement the trapezoid scheme

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Refactor IS order getter to explicit the time characteristic

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Use right mop and vop in static solver

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Rename residue estimation method

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Fix compilation

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Add Newton solver to StaticEquilibriumIS

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fix typo in comment

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Fix scenes

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Apply changes from #6087

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Fix compilation

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fix more scenes

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Fix compilation

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Fix requiredPlugins

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Change base class name according to review

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Add compat layer for both C++ and CMake

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Remove s from IntegrationSchemeS

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Sort compat file more properly

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Add new feature to alway move forward in newton + fir one unit test
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