metaforce/Runtime/Collision/CCollidableOBBTree.cpp

724 lines
31 KiB
C++

#include "CCollidableOBBTree.hpp"
#include "CMaterialFilter.hpp"
#include "CollisionUtil.hpp"
#include "CInternalRayCastStructure.hpp"
#include "CCollisionInfoList.hpp"
namespace urde
{
u32 CCollidableOBBTree::sTableIndex = 0;
CCollidableOBBTree::CCollidableOBBTree(const COBBTree* tree, const urde::CMaterialList& material)
: CCollisionPrimitive(material),
x10_tree((COBBTree*)tree) {}
bool CCollidableOBBTree::LineIntersectsLeaf(const COBBTree::CLeafData& leaf, CRayCastInfo& info) const
{
bool ret = false;
u16 intersectIdx = 0;
for (int i=0 ; i<leaf.GetSurfaceVector().size() ; ++i)
{
u16 surfIdx = leaf.GetSurfaceVector()[i];
CCollisionSurface surface = x10_tree->GetSurface(surfIdx);
if (info.GetMaterialFilter().Passes(GetMaterial()))
{
if (CollisionUtil::RayTriangleIntersection(info.GetRay().start, info.GetRay().dir,
surface.GetVerts(), info.Magnitude()))
{
intersectIdx = surfIdx;
ret = true;
}
}
}
if (ret)
{
CCollisionSurface surf = x10_tree->GetSurface(intersectIdx);
info.Plane() = surf.GetPlane();
info.Material() = CMaterialList(surf.GetSurfaceFlags());
}
return ret;
}
bool CCollidableOBBTree::LineIntersectsOBBTree(const COBBTree::CNode& n0, const COBBTree::CNode& n1,
CRayCastInfo& info) const
{
bool ret = false;
float t0, t1;
bool intersects0 = false;
bool intersects1 = false;
if (CollisionUtil::LineIntersectsOBBox(n0.GetOBB(), info.GetRay(), t0) && t0 < info.GetMagnitude())
intersects0 = true;
if (CollisionUtil::LineIntersectsOBBox(n1.GetOBB(), info.GetRay(), t1) && t1 < info.GetMagnitude())
intersects1 = true;
if (intersects0 && intersects1)
{
if (t0 < t1)
{
if (n0.IsLeaf() ?
LineIntersectsLeaf(n0.GetLeafData(), info) :
LineIntersectsOBBTree(n0.GetLeft(), n0.GetRight(), info))
{
if (info.GetMagnitude() < t1)
return true;
ret = true;
}
if (n1.IsLeaf())
{
if (LineIntersectsLeaf(n1.GetLeafData(), info))
return true;
}
else
{
if (LineIntersectsOBBTree(n1.GetLeft(), n1.GetRight(), info))
return true;
}
}
else
{
if (n1.IsLeaf() ?
LineIntersectsLeaf(n1.GetLeafData(), info) :
LineIntersectsOBBTree(n1.GetLeft(), n1.GetRight(), info))
{
if (info.GetMagnitude() < t0)
return true;
ret = true;
}
if (n0.IsLeaf())
{
if (LineIntersectsLeaf(n0.GetLeafData(), info))
return true;
}
else
{
if (LineIntersectsOBBTree(n0.GetLeft(), n0.GetRight(), info))
return true;
}
}
}
else if (intersects0)
{
return n0.IsLeaf() ?
LineIntersectsLeaf(n0.GetLeafData(), info) :
LineIntersectsOBBTree(n0.GetLeft(), n0.GetRight(), info);
}
else if (intersects1)
{
return n1.IsLeaf() ?
LineIntersectsLeaf(n1.GetLeafData(), info) :
LineIntersectsOBBTree(n1.GetLeft(), n1.GetRight(), info);
}
return ret;
}
bool CCollidableOBBTree::LineIntersectsOBBTree(const COBBTree::CNode& node, CRayCastInfo& info) const
{
float t;
bool ret = false;
if (CollisionUtil::LineIntersectsOBBox(node.GetOBB(), info.GetRay(), t) && t < info.GetMagnitude())
{
if (node.IsLeaf())
{
if (LineIntersectsLeaf(node.GetLeafData(), info))
ret = true;
}
else
{
if (LineIntersectsOBBTree(node.GetLeft(), node.GetRight(), info))
ret = true;
}
const_cast<COBBTree::CNode&>(node).SetHit(true);
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return ret;
}
CRayCastResult CCollidableOBBTree::LineIntersectsTree(const zeus::CMRay& ray, const CMaterialFilter& filter,
float maxTime, const zeus::CTransform& xf) const
{
zeus::CMRay useRay = ray.getInvUnscaledTransformRay(xf);
CRayCastInfo info(useRay, filter, maxTime);
if (LineIntersectsOBBTree(x10_tree->GetRoot(), info))
{
zeus::CPlane xfPlane = TransformPlane(info.GetPlane(), xf);
return CRayCastResult(info.GetMagnitude(), ray.start + info.GetMagnitude() * ray.dir,
xfPlane, info.GetMaterial());
}
else
{
return {};
}
}
zeus::CPlane CCollidableOBBTree::TransformPlane(const zeus::CPlane& pl, const zeus::CTransform& xf)
{
zeus::CVector3f normal = xf.rotate(pl.normal());
return zeus::CPlane(normal, (xf * (pl.normal() * pl.d)).dot(normal));
}
bool CCollidableOBBTree::SphereCollideWithLeafMoving(const COBBTree::CLeafData& leaf, const zeus::CTransform& xf,
const zeus::CSphere& sphere, const CMaterialList& matList,
const CMaterialFilter& filter, const zeus::CVector3f& dir,
double& dOut, CCollisionInfo& infoOut) const
{
bool ret = false;
zeus::CAABox aabb(sphere.position - sphere.radius,
sphere.position + sphere.radius);
zeus::CAABox moveAABB = aabb;
zeus::CVector3f moveVec = float(dOut) * dir;
moveAABB.accumulateBounds(aabb.max + moveVec);
moveAABB.accumulateBounds(aabb.min + moveVec);
zeus::CVector3f center = moveAABB.center();
zeus::CVector3f extent = moveAABB.extents();
for (u16 triIdx : leaf.GetSurfaceVector())
{
CCollisionSurface surf = x10_tree->GetTransformedSurface(triIdx, xf);
CMaterialList triMat = GetMaterial();
triMat.Add(CMaterialList(surf.GetSurfaceFlags()));
if (filter.Passes(triMat))
{
if (CollisionUtil::TriBoxOverlap(center, extent,
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
{
const_cast<CCollidableOBBTree&>(*this).x1c_hits += 1;
zeus::CVector3f surfNormal = surf.GetNormal();
if ((sphere.position + moveVec - surf.GetVert(0)).dot(surfNormal) <= sphere.radius)
{
float mag = (sphere.radius - (sphere.position - surf.GetVert(0)).dot(surfNormal)) / dir.dot(surfNormal);
zeus::CVector3f intersectPoint = sphere.position + mag * dir;
bool outsideEdges[] =
{(intersectPoint - surf.GetVert(0)).dot((surf.GetVert(1) - surf.GetVert(0)).cross(surfNormal)) < 0.f,
(intersectPoint - surf.GetVert(1)).dot((surf.GetVert(2) - surf.GetVert(1)).cross(surfNormal)) < 0.f,
(intersectPoint - surf.GetVert(2)).dot((surf.GetVert(0) - surf.GetVert(2)).cross(surfNormal)) < 0.f};
if (mag >= 0.f && !outsideEdges[0] && !outsideEdges[1] && !outsideEdges[2] && mag < dOut)
{
infoOut = CCollisionInfo(intersectPoint - sphere.radius * surfNormal, matList, triMat, surfNormal);
dOut = mag;
ret = true;
}
bool intersects = (sphere.position - surf.GetVert(0)).dot(surfNormal) <= sphere.radius;
bool testVert[] = {true, true, true};
const u16* edgeIndices = x10_tree->GetTriangleEdgeIndices(triIdx);
for (int k=0 ; k<3 ; ++k)
{
if (intersects || outsideEdges[k])
{
u16 edgeIdx = edgeIndices[k];
if (CMetroidAreaCollider::g_DupPrimitiveCheckCount != CMetroidAreaCollider::g_DupEdgeList[edgeIdx])
{
CMetroidAreaCollider::g_DupEdgeList[edgeIdx] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMaterialList edgeMat(x10_tree->GetEdgeMaterial(edgeIdx));
if (!edgeMat.HasMaterial(EMaterialTypes::NoEdgeCollision))
{
int nextIdx = (k + 1) % 3;
zeus::CVector3f edgeVec = surf.GetVert(nextIdx) - surf.GetVert(k);
float edgeVecMag = edgeVec.magnitude();
edgeVec *= zeus::CVector3f(1.f / edgeVecMag);
float dirDotEdge = dir.dot(edgeVec);
zeus::CVector3f edgeRej = dir - dirDotEdge * edgeVec;
float edgeRejMagSq = edgeRej.magSquared();
zeus::CVector3f vertToSphere = sphere.position - surf.GetVert(k);
float vtsDotEdge = vertToSphere.dot(edgeVec);
zeus::CVector3f vtsRej = vertToSphere - vtsDotEdge * edgeVec;
if (edgeRejMagSq > 0.f)
{
float tmp = 2.f * vtsRej.dot(edgeRej);
float tmp2 = 4.f * edgeRejMagSq *
(vtsRej.magSquared() - sphere.radius * sphere.radius) - tmp * tmp;
if (tmp2 >= 0.f)
{
float mag = 0.5f / edgeRejMagSq * (-tmp - std::sqrt(tmp2));
if (mag >= 0.f)
{
float t = mag * dirDotEdge + vtsDotEdge;
if (t >= 0.f && t <= edgeVecMag && mag < dOut)
{
zeus::CVector3f point = surf.GetVert(k) + t * edgeVec;
infoOut = CCollisionInfo(point, matList, edgeMat,
(sphere.position + mag * dir - point).normalized());
dOut = mag;
ret = true;
testVert[k] = false;
testVert[nextIdx] = false;
}
else if (t < -sphere.radius && dirDotEdge <= 0.f)
{
testVert[k] = false;
}
else if (t > edgeVecMag + sphere.radius && dirDotEdge >= 0.0)
{
testVert[nextIdx] = false;
}
}
}
else
{
testVert[k] = false;
testVert[nextIdx] = false;
}
}
}
}
}
}
u16 vertIndices[3];
x10_tree->GetTriangleVertexIndices(triIdx, vertIndices);
for (int k=0 ; k<3 ; ++k)
{
u16 vertIdx = vertIndices[k];
if (testVert[k])
{
if (CMetroidAreaCollider::g_DupPrimitiveCheckCount != CMetroidAreaCollider::g_DupVertexList[vertIdx])
{
CMetroidAreaCollider::g_DupVertexList[vertIdx] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
double d = dOut;
if (CollisionUtil::RaySphereIntersection_Double(zeus::CSphere(surf.GetVert(k), sphere.radius),
sphere.position, dir, d) && d >= 0.0)
{
infoOut = CCollisionInfo(surf.GetVert(k), matList, x10_tree->GetVertMaterial(vertIdx),
(sphere.position + dir * d - surf.GetVert(k)).normalized());
dOut = d;
ret = true;
}
}
}
else
{
CMetroidAreaCollider::g_DupVertexList[vertIdx] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
}
}
}
}
else
{
const u16* edgeIndices = x10_tree->GetTriangleEdgeIndices(triIdx);
CMetroidAreaCollider::g_DupEdgeList[edgeIndices[0]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupEdgeList[edgeIndices[1]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupEdgeList[edgeIndices[2]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
u16 vertIndices[3];
x10_tree->GetTriangleVertexIndices(triIdx, vertIndices);
CMetroidAreaCollider::g_DupVertexList[vertIndices[0]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupVertexList[vertIndices[1]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupVertexList[vertIndices[2]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
}
}
}
return ret;
}
bool CCollidableOBBTree::SphereCollisionMoving(const COBBTree::CNode& node, const zeus::CTransform& xf,
const zeus::CSphere& sphere, const zeus::COBBox& obb,
const CMaterialList& material, const CMaterialFilter& filter,
const zeus::CVector3f& dir, double& dOut, CCollisionInfo& info) const
{
bool ret = false;
const_cast<CCollidableOBBTree&>(*this).x14_tries += 1;
if (obb.OBBIntersectsBox(node.GetOBB()))
{
const_cast<COBBTree::CNode&>(node).SetHit(true);
if (node.IsLeaf())
{
if (SphereCollideWithLeafMoving(node.GetLeafData(), xf, sphere, material, filter, dir, dOut, info))
ret = true;
}
else
{
if (SphereCollisionMoving(node.GetLeft(), xf, sphere, obb, material, filter, dir, dOut, info))
ret = true;
if (SphereCollisionMoving(node.GetRight(), xf, sphere, obb, material, filter, dir, dOut, info))
ret = true;
}
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return ret;
}
bool CCollidableOBBTree::AABoxCollideWithLeafMoving(const COBBTree::CLeafData& leaf, const zeus::CTransform& xf,
const zeus::CAABox& aabb, const CMaterialList& matList,
const CMaterialFilter& filter, const CMovingAABoxComponents& components,
const zeus::CVector3f& dir, double& dOut, CCollisionInfo& infoOut) const
{
bool ret = false;
zeus::CAABox movedAABB = components.x6e8_aabb;
zeus::CVector3f moveVec = float(dOut) * dir;
movedAABB.accumulateBounds(aabb.min + moveVec);
movedAABB.accumulateBounds(aabb.max + moveVec);
zeus::CVector3f center = movedAABB.center();
zeus::CVector3f extent = movedAABB.extents();
zeus::CVector3f normal, point;
for (u16 triIdx : leaf.GetSurfaceVector())
{
CCollisionSurface surf = x10_tree->GetTransformedSurface(triIdx, xf);
CMaterialList triMat = GetMaterial();
triMat.Add(CMaterialList(surf.GetSurfaceFlags()));
if (filter.Passes(triMat))
{
if (CollisionUtil::TriBoxOverlap(center, extent,
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
{
const_cast<CCollidableOBBTree&>(*this).x1c_hits += 1;
u16 vertIndices[3];
x10_tree->GetTriangleVertexIndices(triIdx, vertIndices);
double d = dOut;
if (CMetroidAreaCollider::MovingAABoxCollisionCheck_BoxVertexTri(surf, aabb, components.x6c4_vertIdxs,
dir, d, normal, point) && d < dOut)
{
ret = true;
infoOut = CCollisionInfo(point, matList, triMat, normal);
dOut = d;
}
for (int k=0 ; k<3 ; ++k)
{
u16 vertIdx = vertIndices[k];
const zeus::CVector3f& vtx = x10_tree->GetVert(vertIdx);
if (CMetroidAreaCollider::g_DupPrimitiveCheckCount != CMetroidAreaCollider::g_DupVertexList[vertIdx])
{
CMetroidAreaCollider::g_DupVertexList[vertIdx] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
if (movedAABB.pointInside(vtx))
{
d = dOut;
if (CMetroidAreaCollider::MovingAABoxCollisionCheck_TriVertexBox(vtx, aabb, dir, d,
normal, point) && d < dOut)
{
CMaterialList vertMat(x10_tree->GetVertMaterial(vertIdx));
ret = true;
infoOut = CCollisionInfo(point, matList, vertMat, normal);
dOut = d;
}
}
}
}
const u16* edgeIndices = x10_tree->GetTriangleEdgeIndices(triIdx);
for (int k=0 ; k<3 ; ++k)
{
u16 edgeIdx = edgeIndices[k];
if (CMetroidAreaCollider::g_DupPrimitiveCheckCount != CMetroidAreaCollider::g_DupEdgeList[edgeIdx])
{
CMetroidAreaCollider::g_DupEdgeList[edgeIdx] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMaterialList edgeMat(x10_tree->GetEdgeMaterial(edgeIdx));
if (!edgeMat.HasMaterial(EMaterialTypes::NoEdgeCollision))
{
d = dOut;
const CCollisionEdge& edge = x10_tree->GetEdge(edgeIdx);
if (CMetroidAreaCollider::MovingAABoxCollisionCheck_Edge(surf.GetVert(k),
surf.GetVert((k + 1) % 3),
components.x0_edges, dir, d, normal, point) &&
d < dOut)
{
ret = true;
infoOut = CCollisionInfo(point, matList, edgeMat, normal);
dOut = d;
}
}
}
}
}
else
{
const u16* edgeIndices = x10_tree->GetTriangleEdgeIndices(triIdx);
CMetroidAreaCollider::g_DupEdgeList[edgeIndices[0]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupEdgeList[edgeIndices[1]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupEdgeList[edgeIndices[2]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
u16 vertIndices[3];
x10_tree->GetTriangleVertexIndices(triIdx, vertIndices);
CMetroidAreaCollider::g_DupVertexList[vertIndices[0]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupVertexList[vertIndices[1]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
CMetroidAreaCollider::g_DupVertexList[vertIndices[2]] = CMetroidAreaCollider::g_DupPrimitiveCheckCount;
}
}
}
return ret;
}
bool CCollidableOBBTree::AABoxCollisionMoving(const COBBTree::CNode& node, const zeus::CTransform& xf,
const zeus::CAABox& aabb, const zeus::COBBox& obb,
const CMaterialList& material, const CMaterialFilter& filter,
const CMovingAABoxComponents& components, const zeus::CVector3f& dir,
double& dOut, CCollisionInfo& info) const
{
bool ret = false;
const_cast<CCollidableOBBTree&>(*this).x14_tries += 1;
if (obb.OBBIntersectsBox(node.GetOBB()))
{
const_cast<COBBTree::CNode&>(node).SetHit(true);
if (node.IsLeaf())
{
if (AABoxCollideWithLeafMoving(node.GetLeafData(), xf, aabb, material, filter, components, dir, dOut, info))
ret = true;
}
else
{
if (AABoxCollisionMoving(node.GetLeft(), xf, aabb, obb, material, filter, components, dir, dOut, info))
ret = true;
if (AABoxCollisionMoving(node.GetRight(), xf, aabb, obb, material, filter, components, dir, dOut, info))
ret = true;
}
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return ret;
}
bool CCollidableOBBTree::SphereCollisionBoolean(const COBBTree::CNode& node, const zeus::CTransform& xf,
const zeus::CSphere& sphere, const zeus::COBBox& obb,
const CMaterialFilter& filter) const
{
const_cast<CCollidableOBBTree&>(*this).x14_tries += 1;
if (obb.OBBIntersectsBox(node.GetOBB()))
{
const_cast<COBBTree::CNode&>(node).SetHit(true);
if (node.IsLeaf())
{
for (u16 surfIdx : node.GetLeafData().GetSurfaceVector())
{
CCollisionSurface surf = x10_tree->GetTransformedSurface(surfIdx, xf);
CMaterialList triMat = GetMaterial();
triMat.Add(CMaterialList(surf.GetSurfaceFlags()));
if (filter.Passes(triMat) && CollisionUtil::TriSphereOverlap(sphere,
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
return true;
}
}
else
{
if (SphereCollisionBoolean(node.GetLeft(), xf, sphere, obb, filter))
return true;
if (SphereCollisionBoolean(node.GetRight(), xf, sphere, obb, filter))
return true;
}
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return false;
}
bool CCollidableOBBTree::AABoxCollisionBoolean(const COBBTree::CNode& node, const zeus::CTransform& xf,
const zeus::CAABox& aabb, const zeus::COBBox& obb,
const CMaterialFilter& filter) const
{
zeus::CVector3f center = aabb.center();
zeus::CVector3f extent = aabb.extents();
const_cast<CCollidableOBBTree&>(*this).x14_tries += 1;
if (obb.OBBIntersectsBox(node.GetOBB()))
{
const_cast<COBBTree::CNode&>(node).SetHit(true);
if (node.IsLeaf())
{
for (u16 surfIdx : node.GetLeafData().GetSurfaceVector())
{
CCollisionSurface surf = x10_tree->GetTransformedSurface(surfIdx, xf);
CMaterialList triMat = GetMaterial();
triMat.Add(CMaterialList(surf.GetSurfaceFlags()));
if (filter.Passes(triMat) && CollisionUtil::TriBoxOverlap(center, extent,
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
return true;
}
}
else
{
if (AABoxCollisionBoolean(node.GetLeft(), xf, aabb, obb, filter))
return true;
if (AABoxCollisionBoolean(node.GetRight(), xf, aabb, obb, filter))
return true;
}
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return false;
}
bool CCollidableOBBTree::SphereCollideWithLeaf(const COBBTree::CLeafData& leaf, const zeus::CTransform& xf,
const zeus::CSphere& sphere, const CMaterialList& material,
const CMaterialFilter& filter, CCollisionInfoList& infoList) const
{
bool ret = false;
zeus::CVector3f point, normal;
for (u16 surfIdx : leaf.GetSurfaceVector())
{
CCollisionSurface surf = x10_tree->GetTransformedSurface(surfIdx, xf);
CMaterialList triMat = GetMaterial();
triMat.Add(CMaterialList(surf.GetSurfaceFlags()));
if (filter.Passes(triMat))
{
const_cast<CCollidableOBBTree&>(*this).x1c_hits += 1;
if (CollisionUtil::TriSphereIntersection(sphere,
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2),
point, normal))
{
CCollisionInfo collision(point, material, triMat, normal);
infoList.Add(collision, false);
ret = true;
}
}
}
return ret;
}
bool CCollidableOBBTree::SphereCollision(const COBBTree::CNode& node, const zeus::CTransform& xf,
const zeus::CSphere& sphere, const zeus::COBBox& obb,
const CMaterialList& material, const CMaterialFilter& filter,
CCollisionInfoList& infoList) const
{
bool ret = false;
const_cast<CCollidableOBBTree&>(*this).x14_tries += 1;
if (obb.OBBIntersectsBox(node.GetOBB()))
{
const_cast<COBBTree::CNode&>(node).SetHit(true);
if (node.IsLeaf())
{
if (SphereCollideWithLeaf(node.GetLeafData(), xf, sphere, material, filter, infoList))
ret = true;
}
else
{
if (SphereCollision(node.GetLeft(), xf, sphere, obb, material, filter, infoList))
ret = true;
if (SphereCollision(node.GetRight(), xf, sphere, obb, material, filter, infoList))
ret = true;
}
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return ret;
}
bool CCollidableOBBTree::AABoxCollideWithLeaf(const COBBTree::CLeafData& leaf, const zeus::CTransform& xf,
const zeus::CAABox& aabb, const CMaterialList& material,
const CMaterialFilter& filter, const zeus::CPlane* planes,
CCollisionInfoList& infoList) const
{
bool ret = false;
zeus::CVector3f center = aabb.center();
zeus::CVector3f extent = aabb.extents();
for (u16 surfIdx : leaf.GetSurfaceVector())
{
CCollisionSurface surf = x10_tree->GetTransformedSurface(surfIdx, xf);
CMaterialList triMat = GetMaterial();
triMat.Add(CMaterialList(surf.GetSurfaceFlags()));
if (filter.Passes(triMat) && CollisionUtil::TriBoxOverlap(center, extent,
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
{
zeus::CAABox newAABB = zeus::CAABox::skInvertedBox;
const_cast<CCollidableOBBTree&>(*this).x1c_hits += 1;
if (CMetroidAreaCollider::ConvexPolyCollision(planes, surf.GetVerts(), newAABB))
{
zeus::CPlane plane = surf.GetPlane();
CCollisionInfo collision(newAABB, triMat, material,
plane.normal(), -plane.normal());
infoList.Add(collision, false);
ret = true;
}
}
}
return ret;
}
bool CCollidableOBBTree::AABoxCollision(const COBBTree::CNode& node, const zeus::CTransform& xf,
const zeus::CAABox& aabb, const zeus::COBBox& obb,
const CMaterialList& material, const CMaterialFilter& filter,
const zeus::CPlane* planes, CCollisionInfoList& infoList) const
{
bool ret = false;
const_cast<CCollidableOBBTree&>(*this).x14_tries += 1;
if (obb.OBBIntersectsBox(node.GetOBB()))
{
const_cast<COBBTree::CNode&>(node).SetHit(true);
if (node.IsLeaf())
{
if (AABoxCollideWithLeaf(node.GetLeafData(), xf, aabb, material, filter, planes, infoList))
ret = true;
}
else
{
if (AABoxCollision(node.GetLeft(), xf, aabb, obb, material, filter, planes, infoList))
ret = true;
if (AABoxCollision(node.GetRight(), xf, aabb, obb, material, filter, planes, infoList))
ret = true;
}
}
else
{
const_cast<CCollidableOBBTree&>(*this).x18_misses += 1;
}
return ret;
}
FourCC CCollidableOBBTree::GetPrimType() const
{
return SBIG('OBBT');
}
CRayCastResult CCollidableOBBTree::CastRayInternal(const CInternalRayCastStructure& rayCast) const
{
return LineIntersectsTree(rayCast.GetRay(), rayCast.GetFilter(),
rayCast.GetMaxTime(), rayCast.GetTransform());
}
zeus::CAABox CCollidableOBBTree::CalculateAABox(const zeus::CTransform& xf) const
{
return zeus::COBBox::FromAABox(x10_tree->CalculateLocalAABox(), xf).calculateAABox();
}
zeus::CAABox CCollidableOBBTree::CalculateLocalAABox() const
{
return x10_tree->CalculateLocalAABox();
}
}