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Cleanup.

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Бранимир Караџић
2019-02-05 18:52:00 -08:00
parent 0ead3539b2
commit d0146fdfbb
3 changed files with 134 additions and 124 deletions
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166
examples/common/bounds.cpp
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@@ -1126,89 +1126,6 @@ Vec3 closestPoint(const Triangle& _triangle, const Vec3& _point)
return cartesian(_triangle, clamp<Vec3>(uvw, 0.0f, 1.0f) );
}
bool overlap(const Sphere& _sphere, const Vec3& _pos)
{
const Vec3 ba = sub(_sphere.center, _pos);
const float rsq = square(_sphere.radius);
return dot(ba, ba) <= rsq;
}
bool overlap(const Sphere& _sphereA, const Sphere& _sphereB)
{
const Vec3 ba = sub(_sphereA.center, _sphereB.center);
const float rsq = square(_sphereA.radius + _sphereB.radius);
return dot(ba, ba) <= rsq;
}
bool overlap(const Sphere& _sphere, const Aabb& _aabb)
{
const Vec3 pos = closestPoint(_aabb, _sphere.center);
return overlap(_sphere, pos);
}
bool overlap(const Sphere& _sphere, const Plane& _plane)
{
return bx::abs(distance(_plane, _sphere.center) ) <= _sphere.radius;
}
bool overlap(const Sphere& _sphere, const Triangle& _triangle)
{
Plane plane;
calcPlane(plane, _triangle);
if (!overlap(_sphere, plane) )
{
return false;
}
const Vec3 pos = closestPoint(plane, _sphere.center);
const Vec3 uvw = barycentric(_triangle, pos);
const float nr = -_sphere.radius;
return uvw.x >= nr
&& uvw.y >= nr
&& uvw.z >= nr
;
}
bool overlap(const Sphere& _sphere, const Cylinder& _cylinder)
{
BX_UNUSED(_sphere, _cylinder);
return false;
}
bool overlap(const Sphere& _sphere, const Capsule& _capsule)
{
const Vec3 pos = closestPoint(LineSegment{_capsule.pos, _capsule.end}, _sphere.center);
return overlap(_sphere, Sphere{pos, _capsule.radius});
}
bool overlap(const Sphere& _sphere, const Cone& _cone)
{
float tt;
const Vec3 pos = closestPoint(LineSegment{_cone.pos, _cone.end}, _sphere.center, tt);
return overlap(_sphere, Sphere{pos, lerp(_cone.radius, 0.0f, tt)});
}
bool overlap(const Sphere& _sphere, const Disk& _disk)
{
if (!overlap(_sphere, Sphere{_disk.center, _disk.radius}) )
{
return false;
}
Plane plane;
calcPlane(plane, _disk.normal, _disk.center);
return overlap(_sphere, plane);
}
bool overlap(const Sphere& _sphere, const Obb& _obb)
{
const Vec3 pos = closestPoint(_obb, _sphere.center);
return overlap(_sphere, pos);
}
bool overlap(const Aabb& _aabb, const Vec3& _pos)
{
const Vec3 ac = getCenter(_aabb);
@@ -1469,6 +1386,89 @@ bool overlap(const Capsule& _capsule, const Obb& _obb)
return false;
}
bool overlap(const Sphere& _sphere, const Vec3& _pos)
{
const Vec3 ba = sub(_sphere.center, _pos);
const float rsq = square(_sphere.radius);
return dot(ba, ba) <= rsq;
}
bool overlap(const Sphere& _sphereA, const Sphere& _sphereB)
{
const Vec3 ba = sub(_sphereA.center, _sphereB.center);
const float rsq = square(_sphereA.radius + _sphereB.radius);
return dot(ba, ba) <= rsq;
}
bool overlap(const Sphere& _sphere, const Aabb& _aabb)
{
const Vec3 pos = closestPoint(_aabb, _sphere.center);
return overlap(_sphere, pos);
}
bool overlap(const Sphere& _sphere, const Plane& _plane)
{
return bx::abs(distance(_plane, _sphere.center) ) <= _sphere.radius;
}
bool overlap(const Sphere& _sphere, const Triangle& _triangle)
{
Plane plane;
calcPlane(plane, _triangle);
if (!overlap(_sphere, plane) )
{
return false;
}
const Vec3 pos = closestPoint(plane, _sphere.center);
const Vec3 uvw = barycentric(_triangle, pos);
const float nr = -_sphere.radius;
return uvw.x >= nr
&& uvw.y >= nr
&& uvw.z >= nr
;
}
bool overlap(const Sphere& _sphere, const Cylinder& _cylinder)
{
BX_UNUSED(_sphere, _cylinder);
return false;
}
bool overlap(const Sphere& _sphere, const Capsule& _capsule)
{
const Vec3 pos = closestPoint(LineSegment{_capsule.pos, _capsule.end}, _sphere.center);
return overlap(_sphere, Sphere{pos, _capsule.radius});
}
bool overlap(const Sphere& _sphere, const Cone& _cone)
{
float tt;
const Vec3 pos = closestPoint(LineSegment{_cone.pos, _cone.end}, _sphere.center, tt);
return overlap(_sphere, Sphere{pos, lerp(_cone.radius, 0.0f, tt)});
}
bool overlap(const Sphere& _sphere, const Disk& _disk)
{
if (!overlap(_sphere, Sphere{_disk.center, _disk.radius}) )
{
return false;
}
Plane plane;
calcPlane(plane, _disk.normal, _disk.center);
return overlap(_sphere, plane);
}
bool overlap(const Sphere& _sphere, const Obb& _obb)
{
const Vec3 pos = closestPoint(_obb, _sphere.center);
return overlap(_sphere, pos);
}
bool overlap(const Triangle& _triangle, const Vec3& _pos)
{
const Vec3 uvw = barycentric(_triangle, _pos);