mirror of https://github.com/AxioDL/metaforce.git
1131 lines
48 KiB
C++
1131 lines
48 KiB
C++
#include "CMetroidAreaCollider.hpp"
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#include "CMaterialFilter.hpp"
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#include "CollisionUtil.hpp"
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#include "CCollisionInfoList.hpp"
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namespace urde
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{
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u32 CMetroidAreaCollider::g_CalledClip = 0;
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u32 CMetroidAreaCollider::g_RejectedByClip = 0;
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u32 CMetroidAreaCollider::g_TrianglesProcessed = 0;
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u32 CMetroidAreaCollider::g_DupTrianglesProcessed = 0;
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u16 CMetroidAreaCollider::g_DupPrimitiveCheckCount = 0;
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u16 CMetroidAreaCollider::g_DupVertexList[0x5000] = {};
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u16 CMetroidAreaCollider::g_DupEdgeList[0xC000] = {};
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u16 CMetroidAreaCollider::g_DupTriangleList[0x4000] = {};
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CAABoxAreaCache::CAABoxAreaCache(const zeus::CAABox& aabb, const zeus::CPlane* pl, const CMaterialFilter& filter,
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const CMaterialList& material, CCollisionInfoList& collisionList)
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: x0_aabb(aabb), x4_planes(pl), x8_filter(filter), xc_material(material), x10_collisionList(collisionList),
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x14_center(aabb.center()), x20_halfExtent(aabb.extents())
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{}
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CBooleanAABoxAreaCache::CBooleanAABoxAreaCache(const zeus::CAABox& aabb, const CMaterialFilter& filter)
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: x0_aabb(aabb), x4_filter(filter), x8_center(aabb.center()), x14_halfExtent(aabb.extents())
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{}
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CSphereAreaCache::CSphereAreaCache(const zeus::CAABox& aabb, const zeus::CSphere& sphere, const CMaterialFilter& filter,
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const CMaterialList& material, CCollisionInfoList& collisionList)
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: x0_aabb(aabb), x4_sphere(sphere), x8_filter(filter), xc_material(material), x10_collisionList(collisionList)
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{}
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CBooleanSphereAreaCache::CBooleanSphereAreaCache(const zeus::CAABox& aabb, const zeus::CSphere& sphere,
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const CMaterialFilter& filter)
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: x0_aabb(aabb), x4_sphere(sphere), x8_filter(filter)
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{}
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SBoxEdge::SBoxEdge(const zeus::CAABox& aabb, int idx, const zeus::CVector3f& dir)
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: x0_seg(aabb.getEdge(zeus::CAABox::EBoxEdgeId(idx))), x28_start(x0_seg.x0_start), x40_end(x0_seg.x18_end),
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x58_delta(x40_end - x28_start), x70_coDir(x58_delta.cross(dir).asNormalized()),
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x88_dirCoDirDot(x28_start.dot(x70_coDir))
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{}
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static void FlagEdgeIndicesForFace(int face, bool edgeFlags[12])
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{
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switch (face)
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{
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case 0:
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edgeFlags[10] = true;
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edgeFlags[11] = true;
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edgeFlags[2] = true;
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edgeFlags[4] = true;
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return;
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case 1:
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edgeFlags[8] = true;
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edgeFlags[9] = true;
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edgeFlags[0] = true;
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edgeFlags[6] = true;
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return;
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case 2:
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edgeFlags[4] = true;
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edgeFlags[5] = true;
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edgeFlags[6] = true;
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edgeFlags[7] = true;
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return;
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case 3:
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edgeFlags[0] = true;
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edgeFlags[1] = true;
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edgeFlags[2] = true;
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edgeFlags[3] = true;
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return;
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case 4:
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edgeFlags[7] = true;
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edgeFlags[8] = true;
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edgeFlags[3] = true;
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edgeFlags[11] = true;
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return;
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case 5:
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edgeFlags[1] = true;
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edgeFlags[5] = true;
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edgeFlags[9] = true;
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edgeFlags[10] = true;
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return;
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default: break;
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}
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}
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static void FlagVertexIndicesForFace(int face, bool vertFlags[8])
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{
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switch (face)
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{
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case 0:
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vertFlags[1] = true;
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vertFlags[3] = true;
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vertFlags[5] = true;
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vertFlags[7] = true;
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return;
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case 1:
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vertFlags[0] = true;
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vertFlags[2] = true;
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vertFlags[4] = true;
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vertFlags[6] = true;
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return;
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case 2:
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vertFlags[2] = true;
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vertFlags[3] = true;
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vertFlags[6] = true;
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vertFlags[7] = true;
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return;
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case 3:
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vertFlags[0] = true;
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vertFlags[1] = true;
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vertFlags[4] = true;
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vertFlags[5] = true;
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return;
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case 4:
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vertFlags[4] = true;
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vertFlags[5] = true;
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vertFlags[6] = true;
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vertFlags[7] = true;
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return;
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case 5:
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vertFlags[0] = true;
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vertFlags[1] = true;
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vertFlags[2] = true;
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vertFlags[3] = true;
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return;
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default: break;
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}
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}
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CMovingAABoxComponents::CMovingAABoxComponents(const zeus::CAABox& aabb, const zeus::CVector3f& dir)
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: x6e8_aabb(aabb)
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{
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bool edgeFlags[12] = {};
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bool vertFlags[8] = {};
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int useFaces = 0;
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for (int i=0 ; i<3 ; ++i)
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{
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if (dir[i] != 0.f)
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{
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int face = i * 2 + (dir[i] < 0.f);
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FlagEdgeIndicesForFace(face, edgeFlags);
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FlagVertexIndicesForFace(face, vertFlags);
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useFaces += 1;
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}
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}
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for (int i=0 ; i<12 ; ++i)
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if (edgeFlags[i])
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x0_edges.push_back(SBoxEdge(aabb, i, dir));
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for (int i=0 ; i<8 ; ++i)
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if (vertFlags[i])
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x6c4_vertIdxs.push_back(i);
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if (useFaces == 1)
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{
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x6e8_aabb = zeus::CAABox::skInvertedBox;
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x6e8_aabb.accumulateBounds(aabb.getPoint(x6c4_vertIdxs[0]));
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x6e8_aabb.accumulateBounds(aabb.getPoint(x6c4_vertIdxs[1]));
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x6e8_aabb.accumulateBounds(aabb.getPoint(x6c4_vertIdxs[2]));
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x6e8_aabb.accumulateBounds(aabb.getPoint(x6c4_vertIdxs[3]));
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}
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}
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CMetroidAreaCollider::COctreeLeafCache::COctreeLeafCache(const CAreaOctTree& octTree)
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: x0_octTree(octTree)
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{
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x908_24_overflow = false;
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}
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void CMetroidAreaCollider::COctreeLeafCache::AddLeaf(const CAreaOctTree::Node& node)
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{
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if (x4_nodeCache.size() == 64)
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{
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x908_24_overflow = true;
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return;
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}
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x4_nodeCache.push_back(node);
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}
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void CMetroidAreaCollider::BuildOctreeLeafCache(const CAreaOctTree::Node& node, const zeus::CAABox& aabb,
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CMetroidAreaCollider::COctreeLeafCache& cache)
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{
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for (int i=0 ; i<8 ; ++i)
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{
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u16 flags = (node.GetChildFlags() >> (i * 2)) & 0x3;
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if (flags)
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{
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CAreaOctTree::Node ch = node.GetChild(i);
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if (aabb.intersects(ch.GetBoundingBox()))
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{
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if (flags == 0x2)
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cache.AddLeaf(ch);
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else
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BuildOctreeLeafCache(ch, aabb, cache);
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}
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}
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}
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}
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static zeus::CVector3f ClipRayToPlane(const zeus::CVector3f& a, const zeus::CVector3f& b,
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const zeus::CPlane& plane)
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{
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return (1.f - -plane.pointToPlaneDist(a) / (b - a).dot(plane.vec)) * (a - b) + b;
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}
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bool CMetroidAreaCollider::ConvexPolyCollision(const zeus::CPlane* planes, const zeus::CVector3f* verts,
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zeus::CAABox& aabb)
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{
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/* FIXME: HACK: Increasing the size from 20 to 128 to give us more headroom, we should try and trim this back down to a more reasonable size */
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rstl::reserved_vector<zeus::CVector3f, 128> vecs[2];
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g_CalledClip += 1;
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g_RejectedByClip -= 1;
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vecs[0].push_back(verts[0]);
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vecs[0].push_back(verts[1]);
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vecs[0].push_back(verts[2]);
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int vecIdx = 0;
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int otherVecIdx = 1;
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for (int i=0 ; i<6 ; ++i)
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{
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rstl::reserved_vector<zeus::CVector3f, 128>& vec = vecs[vecIdx];
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rstl::reserved_vector<zeus::CVector3f, 128>& otherVec = vecs[otherVecIdx];
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otherVec.clear();
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bool inFrontOf = planes[i].pointToPlaneDist(vec.front()) >= 0.f;
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for (int j=0 ; j<vec.size() ; ++j)
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{
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const zeus::CVector3f& b = vec[(j + 1) % vec.size()];
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if (inFrontOf)
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otherVec.push_back(vec[j]);
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if ((planes[i].pointToPlaneDist(b) >= 0.f) ^ inFrontOf)
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otherVec.push_back(ClipRayToPlane(vec[j], b, planes[i]));
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}
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if (otherVec.empty())
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return false;
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vecIdx ^= 1;
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otherVecIdx ^= 1;
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}
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rstl::reserved_vector<zeus::CVector3f, 128>& accumVec = vecs[otherVecIdx ^ 1];
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for (const zeus::CVector3f& point : accumVec)
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aabb.accumulateBounds(point);
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g_RejectedByClip -= 1;
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return true;
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}
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bool CMetroidAreaCollider::AABoxCollisionCheckBoolean_Cached(const COctreeLeafCache& leafCache, const zeus::CAABox& aabb,
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const CMaterialFilter& filter)
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{
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CBooleanAABoxAreaCache cache(aabb, filter);
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for (const CAreaOctTree::Node& node : leafCache.x4_nodeCache)
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{
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if (cache.x0_aabb.intersects(node.GetBoundingBox()))
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{
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CAreaOctTree::TriListReference list = node.GetTriangleArray();
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for (int j=0 ; j<list.GetSize() ; ++j)
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{
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++g_TrianglesProcessed;
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CCollisionSurface surf = node.GetOwner().GetMasterListTriangle(list.GetAt(j));
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if (cache.x4_filter.Passes(CMaterialList(surf.GetSurfaceFlags())))
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{
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if (CollisionUtil::TriBoxOverlap(cache.x8_center, cache.x14_halfExtent,
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surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
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return true;
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}
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}
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}
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}
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return false;
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}
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bool CMetroidAreaCollider::AABoxCollisionCheckBoolean_Internal(const CAreaOctTree::Node& node,
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const CBooleanAABoxAreaCache& cache)
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{
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for (int i=0 ; i<8 ; ++i)
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{
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CAreaOctTree::Node::ETreeType type = node.GetChildType(i);
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if (type != CAreaOctTree::Node::ETreeType::Invalid)
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{
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CAreaOctTree::Node ch = node.GetChild(i);
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if (cache.x0_aabb.intersects(ch.GetBoundingBox()))
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{
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if (type == CAreaOctTree::Node::ETreeType::Leaf)
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{
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CAreaOctTree::TriListReference list = ch.GetTriangleArray();
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for (int j=0 ; j<list.GetSize() ; ++j)
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{
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++g_TrianglesProcessed;
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CCollisionSurface surf = ch.GetOwner().GetMasterListTriangle(list.GetAt(j));
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if (cache.x4_filter.Passes(CMaterialList(surf.GetSurfaceFlags())))
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{
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if (CollisionUtil::TriBoxOverlap(cache.x8_center, cache.x14_halfExtent,
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surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
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return true;
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}
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}
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}
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else
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{
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if (AABoxCollisionCheckBoolean_Internal(ch, cache))
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return true;
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}
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}
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}
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}
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return false;
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}
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bool CMetroidAreaCollider::AABoxCollisionCheckBoolean(const CAreaOctTree& octTree, const zeus::CAABox& aabb,
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const CMaterialFilter& filter)
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{
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CBooleanAABoxAreaCache cache(aabb, filter);
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return AABoxCollisionCheckBoolean_Internal(octTree.GetRootNode(), cache);
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}
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bool CMetroidAreaCollider::SphereCollisionCheckBoolean_Cached(const COctreeLeafCache& leafCache, const zeus::CAABox& aabb,
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const zeus::CSphere& sphere, const CMaterialFilter& filter)
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{
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CBooleanSphereAreaCache cache(aabb, sphere, filter);
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for (const CAreaOctTree::Node& node : leafCache.x4_nodeCache)
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{
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if (cache.x0_aabb.intersects(node.GetBoundingBox()))
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{
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CAreaOctTree::TriListReference list = node.GetTriangleArray();
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for (int j=0 ; j<list.GetSize() ; ++j)
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{
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++g_TrianglesProcessed;
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CCollisionSurface surf = node.GetOwner().GetMasterListTriangle(list.GetAt(j));
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if (cache.x8_filter.Passes(CMaterialList(surf.GetSurfaceFlags())))
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{
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if (CollisionUtil::TriSphereOverlap(cache.x4_sphere,
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surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
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return true;
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}
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}
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}
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}
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return false;
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}
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bool CMetroidAreaCollider::SphereCollisionCheckBoolean_Internal(const CAreaOctTree::Node& node,
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const CBooleanSphereAreaCache& cache)
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{
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for (int i=0 ; i<8 ; ++i)
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{
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CAreaOctTree::Node::ETreeType type = node.GetChildType(i);
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if (type != CAreaOctTree::Node::ETreeType::Invalid)
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{
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CAreaOctTree::Node ch = node.GetChild(i);
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if (cache.x0_aabb.intersects(ch.GetBoundingBox()))
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{
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if (type == CAreaOctTree::Node::ETreeType::Leaf)
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{
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CAreaOctTree::TriListReference list = ch.GetTriangleArray();
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for (int j=0 ; j<list.GetSize() ; ++j)
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{
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++g_TrianglesProcessed;
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CCollisionSurface surf = ch.GetOwner().GetMasterListTriangle(list.GetAt(j));
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if (cache.x8_filter.Passes(CMaterialList(surf.GetSurfaceFlags())))
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{
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if (CollisionUtil::TriSphereOverlap(cache.x4_sphere,
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surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
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return true;
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}
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}
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}
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else
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{
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if (SphereCollisionCheckBoolean_Internal(ch, cache))
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return true;
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}
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}
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}
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}
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return false;
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}
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bool CMetroidAreaCollider::SphereCollisionCheckBoolean(const CAreaOctTree& octTree, const zeus::CAABox& aabb,
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const zeus::CSphere& sphere, const CMaterialFilter& filter)
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{
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CAreaOctTree::Node node = octTree.GetRootNode();
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CBooleanSphereAreaCache cache(aabb, sphere, filter);
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return SphereCollisionCheckBoolean_Internal(node, cache);
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}
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bool CMetroidAreaCollider::AABoxCollisionCheck_Cached(const COctreeLeafCache& leafCache, const zeus::CAABox& aabb,
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const CMaterialFilter& filter, const CMaterialList& matList,
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CCollisionInfoList& list)
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{
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bool ret = false;
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zeus::CPlane planes[] =
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{
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{zeus::CVector3f::skRight, aabb.min.dot(zeus::CVector3f::skRight)},
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{zeus::CVector3f::skLeft, aabb.max.dot(zeus::CVector3f::skLeft)},
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{zeus::CVector3f::skForward, aabb.min.dot(zeus::CVector3f::skForward)},
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{zeus::CVector3f::skBack, aabb.max.dot(zeus::CVector3f::skBack)},
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{zeus::CVector3f::skUp, aabb.min.dot(zeus::CVector3f::skUp)},
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{zeus::CVector3f::skDown, aabb.max.dot(zeus::CVector3f::skDown)}
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};
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CAABoxAreaCache cache(aabb, planes, filter, matList, list);
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ResetInternalCounters();
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for (const CAreaOctTree::Node& node : leafCache.x4_nodeCache)
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{
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if (aabb.intersects(node.GetBoundingBox()))
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{
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CAreaOctTree::TriListReference list = node.GetTriangleArray();
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for (int j=0 ; j<list.GetSize() ; ++j)
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{
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++g_TrianglesProcessed;
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u16 triIdx = list.GetAt(j);
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if (g_DupPrimitiveCheckCount == g_DupTriangleList[triIdx])
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{
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g_DupTrianglesProcessed += 1;
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}
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else
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{
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g_DupTriangleList[triIdx] = g_DupPrimitiveCheckCount;
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CCollisionSurface surf = node.GetOwner().GetMasterListTriangle(triIdx);
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CMaterialList material(surf.GetSurfaceFlags());
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if (cache.x8_filter.Passes(material))
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{
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if (CollisionUtil::TriBoxOverlap(cache.x14_center, cache.x20_halfExtent,
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surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
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{
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zeus::CAABox aabb = zeus::CAABox::skInvertedBox;
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if (ConvexPolyCollision(cache.x4_planes, surf.GetVerts(), aabb))
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{
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zeus::CPlane plane = surf.GetPlane();
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CCollisionInfo collision(aabb, cache.xc_material, material,
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plane.normal(), -plane.normal());
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cache.x10_collisionList.Add(collision, false);
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ret = true;
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}
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}
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}
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}
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}
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}
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}
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return ret;
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}
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bool CMetroidAreaCollider::AABoxCollisionCheck_Internal(const CAreaOctTree::Node& node,
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const CAABoxAreaCache& cache)
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{
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bool ret = false;
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switch (node.GetTreeType())
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{
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case CAreaOctTree::Node::ETreeType::Invalid:
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return false;
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case CAreaOctTree::Node::ETreeType::Branch:
|
|
{
|
|
for (int i=0 ; i<8 ; ++i)
|
|
{
|
|
CAreaOctTree::Node ch = node.GetChild(i);
|
|
if (ch.GetBoundingBox().intersects(cache.x0_aabb))
|
|
if (AABoxCollisionCheck_Internal(ch, cache))
|
|
ret = true;
|
|
}
|
|
break;
|
|
}
|
|
case CAreaOctTree::Node::ETreeType::Leaf:
|
|
{
|
|
CAreaOctTree::TriListReference list = node.GetTriangleArray();
|
|
for (int j=0 ; j<list.GetSize() ; ++j)
|
|
{
|
|
++g_TrianglesProcessed;
|
|
u16 triIdx = list.GetAt(j);
|
|
if (g_DupPrimitiveCheckCount == g_DupTriangleList[triIdx])
|
|
{
|
|
g_DupTrianglesProcessed += 1;
|
|
}
|
|
else
|
|
{
|
|
g_DupTriangleList[triIdx] = g_DupPrimitiveCheckCount;
|
|
CCollisionSurface surf = node.GetOwner().GetMasterListTriangle(triIdx);
|
|
CMaterialList material(surf.GetSurfaceFlags());
|
|
if (cache.x8_filter.Passes(material))
|
|
{
|
|
if (CollisionUtil::TriBoxOverlap(cache.x14_center, cache.x20_halfExtent,
|
|
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
|
|
{
|
|
zeus::CAABox aabb = zeus::CAABox::skInvertedBox;
|
|
if (ConvexPolyCollision(cache.x4_planes, surf.GetVerts(), aabb))
|
|
{
|
|
zeus::CPlane plane = surf.GetPlane();
|
|
CCollisionInfo collision(aabb, cache.xc_material, material,
|
|
plane.normal(), -plane.normal());
|
|
cache.x10_collisionList.Add(collision, false);
|
|
ret = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default: break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::AABoxCollisionCheck(const CAreaOctTree& octTree, const zeus::CAABox& aabb,
|
|
const CMaterialFilter& filter, const CMaterialList& matList,
|
|
CCollisionInfoList& list)
|
|
{
|
|
zeus::CPlane planes[] =
|
|
{
|
|
{zeus::CVector3f::skRight, aabb.min.dot(zeus::CVector3f::skRight)},
|
|
{zeus::CVector3f::skLeft, aabb.max.dot(zeus::CVector3f::skLeft)},
|
|
{zeus::CVector3f::skForward, aabb.min.dot(zeus::CVector3f::skForward)},
|
|
{zeus::CVector3f::skBack, aabb.max.dot(zeus::CVector3f::skBack)},
|
|
{zeus::CVector3f::skUp, aabb.min.dot(zeus::CVector3f::skUp)},
|
|
{zeus::CVector3f::skDown, aabb.max.dot(zeus::CVector3f::skDown)}
|
|
};
|
|
CAABoxAreaCache cache(aabb, planes, filter, matList, list);
|
|
|
|
ResetInternalCounters();
|
|
|
|
CAreaOctTree::Node node = octTree.GetRootNode();
|
|
return AABoxCollisionCheck_Internal(node, cache);
|
|
}
|
|
|
|
bool CMetroidAreaCollider::SphereCollisionCheck_Cached(const COctreeLeafCache& leafCache, const zeus::CAABox& aabb,
|
|
const zeus::CSphere& sphere, const CMaterialList& matList,
|
|
const CMaterialFilter& filter, CCollisionInfoList& clist)
|
|
{
|
|
ResetInternalCounters();
|
|
|
|
bool ret = false;
|
|
zeus::CVector3f point, normal;
|
|
|
|
for (const CAreaOctTree::Node& node : leafCache.x4_nodeCache)
|
|
{
|
|
if (aabb.intersects(node.GetBoundingBox()))
|
|
{
|
|
CAreaOctTree::TriListReference list = node.GetTriangleArray();
|
|
for (int j=0 ; j<list.GetSize() ; ++j)
|
|
{
|
|
++g_TrianglesProcessed;
|
|
u16 triIdx = list.GetAt(j);
|
|
if (g_DupPrimitiveCheckCount == g_DupTriangleList[triIdx])
|
|
{
|
|
g_DupTrianglesProcessed += 1;
|
|
}
|
|
else
|
|
{
|
|
g_DupTriangleList[triIdx] = g_DupPrimitiveCheckCount;
|
|
CCollisionSurface surf = node.GetOwner().GetMasterListTriangle(triIdx);
|
|
CMaterialList material(surf.GetSurfaceFlags());
|
|
if (filter.Passes(material))
|
|
{
|
|
if (CollisionUtil::TriSphereIntersection(sphere,
|
|
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2),
|
|
point, normal))
|
|
{
|
|
CCollisionInfo collision(point, matList, material, normal);
|
|
clist.Add(collision, false);
|
|
ret = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::SphereCollisionCheck_Internal(const CAreaOctTree::Node& node,
|
|
const CSphereAreaCache& cache)
|
|
{
|
|
bool ret = false;
|
|
zeus::CVector3f point, normal;
|
|
|
|
for (int i=0 ; i<8 ; ++i)
|
|
{
|
|
CAreaOctTree::Node::ETreeType chTp = node.GetChildType(i);
|
|
if (chTp != CAreaOctTree::Node::ETreeType::Invalid)
|
|
{
|
|
CAreaOctTree::Node ch = node.GetChild(i);
|
|
if (cache.x0_aabb.intersects(ch.GetBoundingBox()))
|
|
{
|
|
if (chTp == CAreaOctTree::Node::ETreeType::Leaf)
|
|
{
|
|
CAreaOctTree::TriListReference list = ch.GetTriangleArray();
|
|
for (int j=0 ; j<list.GetSize() ; ++j)
|
|
{
|
|
++g_TrianglesProcessed;
|
|
u16 triIdx = list.GetAt(j);
|
|
if (g_DupPrimitiveCheckCount == g_DupTriangleList[triIdx])
|
|
{
|
|
g_DupTrianglesProcessed += 1;
|
|
}
|
|
else
|
|
{
|
|
g_DupTriangleList[triIdx] = g_DupPrimitiveCheckCount;
|
|
CCollisionSurface surf = ch.GetOwner().GetMasterListTriangle(triIdx);
|
|
CMaterialList material(surf.GetSurfaceFlags());
|
|
if (cache.x8_filter.Passes(material))
|
|
{
|
|
if (CollisionUtil::TriSphereIntersection(cache.x4_sphere,
|
|
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2),
|
|
point, normal))
|
|
{
|
|
CCollisionInfo collision(point, cache.xc_material, material, normal);
|
|
cache.x10_collisionList.Add(collision, false);
|
|
ret = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (SphereCollisionCheck_Internal(ch, cache))
|
|
ret = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::SphereCollisionCheck(const CAreaOctTree& octTree, const zeus::CAABox& aabb,
|
|
const zeus::CSphere& sphere, const CMaterialList& matList,
|
|
const CMaterialFilter& filter, CCollisionInfoList& list)
|
|
{
|
|
CSphereAreaCache cache(aabb, sphere, filter, matList, list);
|
|
ResetInternalCounters();
|
|
CAreaOctTree::Node node = octTree.GetRootNode();
|
|
return SphereCollisionCheck_Internal(node, cache);
|
|
}
|
|
|
|
bool CMetroidAreaCollider::MovingAABoxCollisionCheck_BoxVertexTri(const CCollisionSurface& surf, const zeus::CAABox& aabb,
|
|
const rstl::reserved_vector<u32, 8>& vertIndices,
|
|
const zeus::CVector3f& dir, double& d,
|
|
zeus::CVector3f& normalOut, zeus::CVector3f& pointOut)
|
|
{
|
|
bool ret = false;
|
|
for (u32 idx : vertIndices)
|
|
{
|
|
zeus::CVector3f point = aabb.getPoint(idx);
|
|
if (CollisionUtil::RayTriangleIntersection_Double(point, dir, surf.GetVerts(), d))
|
|
{
|
|
pointOut = float(d) * dir + point;
|
|
normalOut = surf.GetNormal();
|
|
ret = true;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::MovingAABoxCollisionCheck_TriVertexBox(const zeus::CVector3f& vert, const zeus::CAABox& aabb,
|
|
const zeus::CVector3f& dir, double& dOut,
|
|
zeus::CVector3f& normal, zeus::CVector3f& point)
|
|
{
|
|
zeus::CMRay ray(vert, -dir, dOut);
|
|
zeus::CVector3f norm;
|
|
double d;
|
|
if (CollisionUtil::RayAABoxIntersection_Double(ray, aabb, norm, d) == 2)
|
|
{
|
|
d *= dOut;
|
|
if (d < dOut)
|
|
{
|
|
normal = -norm;
|
|
dOut = d;
|
|
point = vert;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::MovingAABoxCollisionCheck_Edge(const zeus::CVector3f& ev0, const zeus::CVector3f& ev1,
|
|
const rstl::reserved_vector<SBoxEdge, 12>& edges,
|
|
const zeus::CVector3f& dir, double& d,
|
|
zeus::CVector3f& normal, zeus::CVector3f& point)
|
|
{
|
|
bool ret = false;
|
|
|
|
for (const SBoxEdge& edge : edges)
|
|
{
|
|
zeus::CVector3d ev0d = ev0;
|
|
zeus::CVector3d ev1d = ev1;
|
|
if ((edge.x70_coDir.dot(ev1d) >= edge.x88_dirCoDirDot) !=
|
|
(edge.x70_coDir.dot(ev0d) >= edge.x88_dirCoDirDot))
|
|
{
|
|
zeus::CVector3d delta = ev0d - ev1d;
|
|
zeus::CVector3d cross0 = edge.x58_delta.cross(delta);
|
|
if (cross0.magSquared() >= DBL_EPSILON)
|
|
{
|
|
zeus::CVector3d cross0Norm = cross0.asNormalized();
|
|
if (cross0Norm.dot(dir) >= 0.0)
|
|
{
|
|
ev1d = ev0;
|
|
ev0d = ev1;
|
|
delta = ev0d - ev1d;
|
|
cross0Norm = edge.x58_delta.cross(delta).asNormalized();
|
|
}
|
|
|
|
zeus::CVector3d clipped = ev0d + (-(ev0d.dot(edge.x70_coDir) - edge.x88_dirCoDirDot) /
|
|
delta.dot(edge.x70_coDir)) * delta;
|
|
int maxCompIdx = (std::fabs(edge.x70_coDir.x) > std::fabs(edge.x70_coDir.y)) ? 0 : 1;
|
|
if (std::fabs(edge.x70_coDir[maxCompIdx]) < std::fabs(edge.x70_coDir.z))
|
|
maxCompIdx = 2;
|
|
|
|
int ci0, ci1;
|
|
switch (maxCompIdx)
|
|
{
|
|
case 0:
|
|
ci0 = 1;
|
|
ci1 = 2;
|
|
break;
|
|
case 1:
|
|
ci0 = 0;
|
|
ci1 = 2;
|
|
break;
|
|
default:
|
|
ci0 = 0;
|
|
ci1 = 1;
|
|
break;
|
|
}
|
|
|
|
double mag = (edge.x58_delta[ci0] * (clipped[ci1] - edge.x28_start[ci1]) -
|
|
edge.x58_delta[ci1] * (clipped[ci0] - edge.x28_start[ci0])) /
|
|
(edge.x58_delta[ci0] * dir[ci1] - edge.x58_delta[ci1] * dir[ci0]);
|
|
if (mag >= 0.0 && mag < d)
|
|
{
|
|
zeus::CVector3d clippedMag = clipped - mag * zeus::CVector3d(dir);
|
|
if ((edge.x28_start - clippedMag).dot(edge.x40_end - clippedMag) < 0.0 && mag < d)
|
|
{
|
|
normal = cross0Norm.asCVector3f();
|
|
d = mag;
|
|
point = clipped.asCVector3f();
|
|
ret = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::MovingAABoxCollisionCheck_Cached(const COctreeLeafCache& leafCache, const zeus::CAABox& aabb,
|
|
const CMaterialFilter& filter, const CMaterialList& matList,
|
|
const zeus::CVector3f& dir, float mag, CCollisionInfo& infoOut,
|
|
double& dOut)
|
|
{
|
|
bool ret = false;
|
|
ResetInternalCounters();
|
|
dOut = mag;
|
|
|
|
CMovingAABoxComponents components(aabb, dir);
|
|
|
|
zeus::CAABox movedAABB = components.x6e8_aabb;
|
|
zeus::CVector3f moveVec = mag * 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 (const CAreaOctTree::Node& node : leafCache.x4_nodeCache)
|
|
{
|
|
if (movedAABB.intersects(node.GetBoundingBox()))
|
|
{
|
|
CAreaOctTree::TriListReference list = node.GetTriangleArray();
|
|
for (int j=0 ; j<list.GetSize() ; ++j)
|
|
{
|
|
u16 triIdx = list.GetAt(j);
|
|
if (g_DupPrimitiveCheckCount != g_DupTriangleList[triIdx])
|
|
{
|
|
g_TrianglesProcessed += 1;
|
|
g_DupTriangleList[triIdx] = g_DupPrimitiveCheckCount;
|
|
CMaterialList triMat(node.GetOwner().GetTriangleMaterial(triIdx));
|
|
if (filter.Passes(triMat))
|
|
{
|
|
u16 vertIndices[3];
|
|
node.GetOwner().GetTriangleVertexIndices(triIdx, vertIndices);
|
|
CCollisionSurface surf(node.GetOwner().GetVert(vertIndices[0]),
|
|
node.GetOwner().GetVert(vertIndices[1]),
|
|
node.GetOwner().GetVert(vertIndices[2]),
|
|
triMat.GetValue());
|
|
|
|
if (CollisionUtil::TriBoxOverlap(center, extent,
|
|
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
|
|
{
|
|
bool triRet = false;
|
|
double d = dOut;
|
|
if (MovingAABoxCollisionCheck_BoxVertexTri(surf, aabb, components.x6c4_vertIdxs,
|
|
dir, d, normal, point) && d < dOut)
|
|
{
|
|
triRet = true;
|
|
ret = true;
|
|
infoOut = CCollisionInfo(point, matList, triMat, normal);
|
|
dOut = d;
|
|
}
|
|
|
|
for (int k=0 ; k<3 ; ++k)
|
|
{
|
|
u16 vertIdx = vertIndices[k];
|
|
zeus::CVector3f vtx = node.GetOwner().GetVert(vertIdx);
|
|
if (g_DupPrimitiveCheckCount != g_DupVertexList[vertIdx])
|
|
{
|
|
g_DupVertexList[vertIdx] = g_DupPrimitiveCheckCount;
|
|
if (movedAABB.pointInside(vtx))
|
|
{
|
|
d = dOut;
|
|
if (MovingAABoxCollisionCheck_TriVertexBox(vtx, aabb, dir, d,
|
|
normal, point) && d < dOut)
|
|
{
|
|
CMaterialList vertMat(node.GetOwner().GetVertMaterial(vertIdx));
|
|
triRet = true;
|
|
ret = true;
|
|
infoOut = CCollisionInfo(point, matList, vertMat, normal);
|
|
dOut = d;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
const u16* edgeIndices = node.GetOwner().GetTriangleEdgeIndices(triIdx);
|
|
for (int k=0 ; k<3 ; ++k)
|
|
{
|
|
u16 edgeIdx = edgeIndices[k];
|
|
if (g_DupPrimitiveCheckCount != g_DupEdgeList[edgeIdx])
|
|
{
|
|
g_DupEdgeList[edgeIdx] = g_DupPrimitiveCheckCount;
|
|
CMaterialList edgeMat(node.GetOwner().GetEdgeMaterial(edgeIdx));
|
|
if (!edgeMat.HasMaterial(EMaterialTypes::NoEdgeCollision))
|
|
{
|
|
d = dOut;
|
|
const CCollisionEdge& edge = node.GetOwner().GetEdge(edgeIdx);
|
|
if (MovingAABoxCollisionCheck_Edge(node.GetOwner().GetVert(edge.GetVertIndex1()),
|
|
node.GetOwner().GetVert(edge.GetVertIndex2()),
|
|
components.x0_edges, dir, d, normal, point) &&
|
|
d < dOut)
|
|
{
|
|
triRet = true;
|
|
ret = true;
|
|
infoOut = CCollisionInfo(point, matList, edgeMat, normal);
|
|
dOut = d;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (triRet)
|
|
{
|
|
moveVec = float(dOut) * dir;
|
|
movedAABB = components.x6e8_aabb;
|
|
movedAABB.accumulateBounds(aabb.min + moveVec);
|
|
movedAABB.accumulateBounds(aabb.max + moveVec);
|
|
center = movedAABB.center();
|
|
extent = movedAABB.extents();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const u16* edgeIndices = node.GetOwner().GetTriangleEdgeIndices(triIdx);
|
|
g_DupEdgeList[edgeIndices[0]] = g_DupPrimitiveCheckCount;
|
|
g_DupEdgeList[edgeIndices[1]] = g_DupPrimitiveCheckCount;
|
|
g_DupEdgeList[edgeIndices[2]] = g_DupPrimitiveCheckCount;
|
|
g_DupVertexList[vertIndices[0]] = g_DupPrimitiveCheckCount;
|
|
g_DupVertexList[vertIndices[1]] = g_DupPrimitiveCheckCount;
|
|
g_DupVertexList[vertIndices[2]] = g_DupPrimitiveCheckCount;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool CMetroidAreaCollider::MovingSphereCollisionCheck_Cached(const COctreeLeafCache& leafCache, const zeus::CAABox& aabb,
|
|
const zeus::CSphere& sphere,
|
|
const CMaterialFilter& filter, const CMaterialList& matList,
|
|
const zeus::CVector3f& dir, float mag, CCollisionInfo& infoOut,
|
|
double& dOut)
|
|
{
|
|
bool ret = false;
|
|
ResetInternalCounters();
|
|
dOut = mag;
|
|
|
|
zeus::CAABox movedAABB = aabb;
|
|
zeus::CVector3f moveVec = mag * dir;
|
|
movedAABB.accumulateBounds(aabb.min + moveVec);
|
|
movedAABB.accumulateBounds(aabb.max + moveVec);
|
|
|
|
zeus::CVector3f center = movedAABB.center();
|
|
zeus::CVector3f extent = movedAABB.extents();
|
|
|
|
for (const CAreaOctTree::Node& node : leafCache.x4_nodeCache)
|
|
{
|
|
if (movedAABB.intersects(node.GetBoundingBox()))
|
|
{
|
|
CAreaOctTree::TriListReference list = node.GetTriangleArray();
|
|
for (int j=0 ; j<list.GetSize() ; ++j)
|
|
{
|
|
u16 triIdx = list.GetAt(j);
|
|
if (g_DupPrimitiveCheckCount != g_DupTriangleList[triIdx])
|
|
{
|
|
g_TrianglesProcessed += 1;
|
|
g_DupTriangleList[triIdx] = g_DupPrimitiveCheckCount;
|
|
CMaterialList triMat(node.GetOwner().GetTriangleMaterial(triIdx));
|
|
if (filter.Passes(triMat))
|
|
{
|
|
u16 vertIndices[3];
|
|
node.GetOwner().GetTriangleVertexIndices(triIdx, vertIndices);
|
|
CCollisionSurface surf(node.GetOwner().GetVert(vertIndices[0]),
|
|
node.GetOwner().GetVert(vertIndices[1]),
|
|
node.GetOwner().GetVert(vertIndices[2]),
|
|
triMat.GetValue());
|
|
|
|
if (CollisionUtil::TriBoxOverlap(center, extent,
|
|
surf.GetVert(0), surf.GetVert(1), surf.GetVert(2)))
|
|
{
|
|
zeus::CVector3f surfNormal = surf.GetNormal();
|
|
if ((sphere.position + moveVec - surf.GetVert(0)).dot(surfNormal) <= sphere.radius)
|
|
{
|
|
bool triRet = false;
|
|
|
|
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;
|
|
triRet = true;
|
|
ret = true;
|
|
}
|
|
|
|
bool intersects = (sphere.position - surf.GetVert(0)).dot(surfNormal) <= sphere.radius;
|
|
bool testVert[] = {true, true, true};
|
|
const u16* edgeIndices = node.GetOwner().GetTriangleEdgeIndices(triIdx);
|
|
for (int k=0 ; k<3 ; ++k)
|
|
{
|
|
if (intersects || outsideEdges[k])
|
|
{
|
|
u16 edgeIdx = edgeIndices[k];
|
|
if (g_DupPrimitiveCheckCount != g_DupEdgeList[edgeIdx])
|
|
{
|
|
g_DupEdgeList[edgeIdx] = g_DupPrimitiveCheckCount;
|
|
CMaterialList edgeMat(node.GetOwner().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;
|
|
triRet = true;
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
for (int k=0 ; k<3 ; ++k)
|
|
{
|
|
u16 vertIdx = vertIndices[k];
|
|
if (testVert[k])
|
|
{
|
|
if (g_DupPrimitiveCheckCount != g_DupVertexList[vertIdx])
|
|
{
|
|
g_DupVertexList[vertIdx] = 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, node.GetOwner().GetVertMaterial(vertIdx),
|
|
(sphere.position + dir * d - surf.GetVert(k)).normalized());
|
|
dOut = d;
|
|
triRet = true;
|
|
ret = true;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
g_DupVertexList[vertIdx] = g_DupPrimitiveCheckCount;
|
|
}
|
|
}
|
|
|
|
if (triRet)
|
|
{
|
|
moveVec = float(dOut) * dir;
|
|
movedAABB = aabb;
|
|
movedAABB.accumulateBounds(aabb.min + moveVec);
|
|
movedAABB.accumulateBounds(aabb.max + moveVec);
|
|
center = movedAABB.center();
|
|
extent = movedAABB.extents();
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const u16* edgeIndices = node.GetOwner().GetTriangleEdgeIndices(triIdx);
|
|
g_DupEdgeList[edgeIndices[0]] = g_DupPrimitiveCheckCount;
|
|
g_DupEdgeList[edgeIndices[1]] = g_DupPrimitiveCheckCount;
|
|
g_DupEdgeList[edgeIndices[2]] = g_DupPrimitiveCheckCount;
|
|
g_DupVertexList[vertIndices[0]] = g_DupPrimitiveCheckCount;
|
|
g_DupVertexList[vertIndices[1]] = g_DupPrimitiveCheckCount;
|
|
g_DupVertexList[vertIndices[2]] = g_DupPrimitiveCheckCount;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void CMetroidAreaCollider::ResetInternalCounters()
|
|
{
|
|
g_CalledClip = 0;
|
|
g_RejectedByClip = 0;
|
|
g_TrianglesProcessed = 0;
|
|
g_DupTrianglesProcessed = 0;
|
|
if (g_DupPrimitiveCheckCount == 0xffff)
|
|
{
|
|
memset(g_DupVertexList, 0, 0x5000);
|
|
memset(g_DupEdgeList, 0, 0xC000);
|
|
memset(g_DupTriangleList, 0, 0x8000);
|
|
g_DupPrimitiveCheckCount += 1;
|
|
}
|
|
g_DupPrimitiveCheckCount += 1;
|
|
}
|
|
|
|
void CAreaCollisionCache::ClearCache()
|
|
{
|
|
x18_leafCaches.clear();
|
|
x1b40_24_leafOverflow = false;
|
|
x1b40_25_cacheOverflow = false;
|
|
}
|
|
|
|
void CAreaCollisionCache::AddOctreeLeafCache(const CMetroidAreaCollider::COctreeLeafCache& leafCache)
|
|
{
|
|
if (!leafCache.GetNumLeaves())
|
|
return;
|
|
|
|
if (leafCache.HasCacheOverflowed())
|
|
x1b40_24_leafOverflow = true;
|
|
|
|
if (x18_leafCaches.size() < 3)
|
|
{
|
|
x18_leafCaches.push_back(leafCache);
|
|
}
|
|
else
|
|
{
|
|
x1b40_24_leafOverflow = true;
|
|
x1b40_25_cacheOverflow = true;
|
|
}
|
|
}
|
|
|
|
}
|