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Physics2D/PhysWorld2D: Add invStepCount argument to pre/post steps callbacks

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This commit is contained in:
Jérôme Leclercq
2018-04-30 14:55:28 +02:00
parent d1a969288f
commit 95f137816a
3 changed files with 8 additions and 7 deletions
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10
src/Nazara/Physics2D/PhysWorld2D.cpp
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@@ -311,14 +311,15 @@ namespace Nz
{
m_timestepAccumulator += timestep;
std::size_t stepCount = 0;
while (m_timestepAccumulator >= m_stepSize && stepCount < m_maxStepCount)
std::size_t stepCount = std::min(static_cast<std::size_t>(m_timestepAccumulator / m_stepSize), m_maxStepCount);
float invStepCount = 1.f / stepCount;
for (std::size_t i = 0; i < stepCount; ++i)
{
OnPhysWorld2DPreStep(this);
OnPhysWorld2DPreStep(this, invStepCount);
cpSpaceStep(m_handle, m_stepSize);
OnPhysWorld2DPostStep(this);
OnPhysWorld2DPostStep(this, invStepCount);
if (!m_rigidPostSteps.empty())
{
for (const auto& pair : m_rigidPostSteps)
@@ -331,7 +332,6 @@ namespace Nz
}
m_timestepAccumulator -= m_stepSize;
stepCount++;
}
}