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Physics2D/PhysWorld2D: Add optimized NearestBodyQuery

This commit is contained in:
Lynix 2017-03-02 10:34:02 +01:00
parent 5ebf125474
commit 834f65c0ae
2 changed files with 16 additions and 0 deletions
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1
include/Nazara/Physics2D/PhysWorld2D.hpp
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@ -41,6 +41,7 @@ namespace Nz
cpSpace* GetHandle() const; cpSpace* GetHandle() const;
float GetStepSize() const; float GetStepSize() const;
bool NearestBodyQuery(const Vector2f& from, float maxDistance, Nz::UInt32 collisionGroup, Nz::UInt32 categoryMask, Nz::UInt32 collisionMask, RigidBody2D* nearestBody);
bool NearestBodyQuery(const Vector2f& from, float maxDistance, Nz::UInt32 collisionGroup, Nz::UInt32 categoryMask, Nz::UInt32 collisionMask, NearestQueryResult* result); bool NearestBodyQuery(const Vector2f& from, float maxDistance, Nz::UInt32 collisionGroup, Nz::UInt32 categoryMask, Nz::UInt32 collisionMask, NearestQueryResult* result);
void RegisterCallbacks(unsigned int collisionId, const Callback& callbacks); void RegisterCallbacks(unsigned int collisionId, const Callback& callbacks);

15
src/Nazara/Physics2D/PhysWorld2D.cpp
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@ -37,6 +37,21 @@ namespace Nz
return m_stepSize; return m_stepSize;
} }
bool PhysWorld2D::NearestBodyQuery(const Vector2f & from, float maxDistance, Nz::UInt32 collisionGroup, Nz::UInt32 categoryMask, Nz::UInt32 collisionMask, RigidBody2D* nearestBody)
{
cpShapeFilter filter = cpShapeFilterNew(collisionGroup, categoryMask, collisionMask);
if (cpShape* shape = cpSpacePointQueryNearest(m_handle, {from.x, from.y}, maxDistance, filter, nullptr))
{
if (nearestBody)
nearestBody = static_cast<Nz::RigidBody2D*>(cpShapeGetUserData(shape));
return true;
}
else
return false;
}
bool PhysWorld2D::NearestBodyQuery(const Vector2f& from, float maxDistance, Nz::UInt32 collisionGroup, Nz::UInt32 categoryMask, Nz::UInt32 collisionMask, NearestQueryResult* result) bool PhysWorld2D::NearestBodyQuery(const Vector2f& from, float maxDistance, Nz::UInt32 collisionGroup, Nz::UInt32 categoryMask, Nz::UInt32 collisionMask, NearestQueryResult* result)
{ {
cpShapeFilter filter = cpShapeFilterNew(collisionGroup, categoryMask, collisionMask); cpShapeFilter filter = cpShapeFilterNew(collisionGroup, categoryMask, collisionMask);