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Initial PATH cooking support

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This commit is contained in:
Jack Andersen
2018-02-24 22:23:27 -10:00
parent 13e6ff31c6
commit 619a784434
58 changed files with 459 additions and 340 deletions
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82
DataSpec/DNACommon/AROTBuilder.cpp
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@@ -1,5 +1,6 @@
#include "AROTBuilder.hpp"
#include "hecl/Blender/Connection.hpp"
#include "../DNAMP1/PATH.hpp"
namespace DataSpec
{
@@ -287,6 +288,60 @@ void AROTBuilder::Node::writeColNodes(uint8_t*& ptr, const zeus::CAABox& curAABB
}
}
void AROTBuilder::Node::pathCountNodesAndLookups(size_t& nodeCount, size_t& lookupCount)
{
++nodeCount;
if (childNodes.empty())
{
lookupCount += childIndices.size();
}
else
{
for (int i=0 ; i<8 ; ++i)
childNodes[i].pathCountNodesAndLookups(nodeCount, lookupCount);
}
}
void AROTBuilder::Node::pathWrite(DNAMP1::PATH& path, const zeus::CAABox& curAABB)
{
if (childNodes.empty())
{
path.octree.emplace_back();
DNAMP1::PATH::OctreeNode& n = path.octree.back();
n.isLeaf = 1;
n.aabb[0] = curAABB.min;
n.aabb[1] = curAABB.max;
n.centroid = curAABB.center();
for (int i=0 ; i<8 ; ++i)
n.children[i] = 0xffffffff;
n.regionCount = childIndices.size();
n.regionStart = path.octreeRegionLookup.size();
for (int r : childIndices)
path.octreeRegionLookup.push_back(r);
}
else
{
atUint32 children[8];
for (int i=0 ; i<8 ; ++i)
{
/* Head recursion (first node will be a leaf) */
children[i] = path.octree.size();
childNodes[i].pathWrite(path, SplitAABB(curAABB, i));
}
path.octree.emplace_back();
DNAMP1::PATH::OctreeNode& n = path.octree.back();
n.isLeaf = 0;
n.aabb[0] = curAABB.min;
n.aabb[1] = curAABB.max;
n.centroid = curAABB.center();
for (int i=0 ; i<8 ; ++i)
n.children[i] = children[i];
n.regionCount = 0;
n.regionStart = 0;
}
}
void AROTBuilder::build(std::vector<std::vector<uint8_t>>& secs, const zeus::CAABox& fullAabb,
const std::vector<zeus::CAABox>& meshAabbs, const std::vector<DNACMDL::Mesh>& meshes)
{
@@ -391,4 +446,31 @@ std::pair<std::unique_ptr<uint8_t[]>, uint32_t> AROTBuilder::buildCol(const ColM
return {std::move(ret), totalSize};
}
void AROTBuilder::buildPath(DNAMP1::PATH& path)
{
/* Accumulate total AABB and gather region boxes */
std::vector<zeus::CAABox> regionBoxes;
regionBoxes.reserve(path.regions.size());
zeus::CAABox fullAABB;
for (const DNAMP1::PATH::Region& r : path.regions)
{
regionBoxes.emplace_back(r.aabb[0], r.aabb[1]);
fullAABB.accumulateBounds(regionBoxes.back());
}
/* Recursively split */
BspNodeType dontCare;
rootNode.addChild(0, 4, regionBoxes, fullAABB, dontCare);
/* Write out */
size_t nodeCount = 0;
size_t lookupCount = 0;
rootNode.pathCountNodesAndLookups(nodeCount, lookupCount);
path.octreeNodeCount = nodeCount;
path.octree.reserve(nodeCount);
path.octreeRegionLookupCount = lookupCount;
path.octreeRegionLookup.reserve(lookupCount);
rootNode.pathWrite(path, fullAABB);
}
}