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Improve CollisionCooking

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This commit is contained in:
Wojtek Figat
2021-02-11 16:47:50 +01:00
parent 49758fbfff
commit 4ba82047e0
2 changed files with 31 additions and 35 deletions
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33
Source/Engine/Physics/CollisionCooking.cpp
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@@ -10,6 +10,8 @@
#include <ThirdParty/PhysX/cooking/PxCooking.h>
#include <ThirdParty/PhysX/extensions/PxDefaultStreams.h>
#define CONVEX_VERTEX_MIN 8
#define CONVEX_VERTEX_MAX 255
#define ENSURE_CAN_COOK \
if (Physics::GetCooking() == nullptr) \
{ \
@@ -27,7 +29,10 @@ bool CollisionCooking::CookConvexMesh(CookingInput& input, BytesContainer& outpu
desc.points.stride = sizeof(Vector3);
desc.points.data = input.VertexData;
desc.flags = PxConvexFlag::eCOMPUTE_CONVEX;
desc.vertexLimit = input.ConvexVertexLimit;
if (input.ConvexVertexLimit == 0)
desc.vertexLimit = CONVEX_VERTEX_MAX;
else
desc.vertexLimit = (PxU16)Math::Clamp(input.ConvexVertexLimit, CONVEX_VERTEX_MIN, CONVEX_VERTEX_MAX);
if (input.ConvexFlags & ConvexMeshGenerationFlags::SkipValidation)
desc.flags |= PxConvexFlag::Enum::eDISABLE_MESH_VALIDATION;
if (input.ConvexFlags & ConvexMeshGenerationFlags::UsePlaneShifting)
@@ -83,9 +88,9 @@ bool CollisionCooking::CookTriangleMesh(CookingInput& input, BytesContainer& out
bool CollisionCooking::CookCollision(const Argument& arg, CollisionData::SerializedOptions& outputOptions, BytesContainer& outputData)
{
int32 convexVertexLimit = Math::Clamp(arg.ConvexVertexLimit, 8, 255);
int32 convexVertexLimit = Math::Clamp(arg.ConvexVertexLimit, CONVEX_VERTEX_MIN, CONVEX_VERTEX_MAX);
if (arg.ConvexVertexLimit == 0)
convexVertexLimit = 255;
convexVertexLimit = CONVEX_VERTEX_MAX;
DataContainer<Vector3> finalVertexData;
DataContainer<uint32> finalIndexData;
@@ -106,19 +111,19 @@ bool CollisionCooking::CookCollision(const Argument& arg, CollisionData::Seriali
auto lod = &arg.OverrideModelData->LODs[lodIndex];
const int32 meshesCount = lod->Meshes.Count();
// Count vertex/index buffer sizes
int32 vCount = 0;
int32 iCount = 0;
for (int32 i = 0; i < meshesCount; i++)
{
const auto mesh = lod->Meshes[i];
vCount += mesh->Positions.Count();
// Count vertex/index buffer sizes
int32 vCount = 0;
int32 iCount = 0;
for (int32 i = 0; i < meshesCount; i++)
{
const auto mesh = lod->Meshes[i];
vCount += mesh->Positions.Count();
if (needIndexBuffer)
{
iCount += mesh->Indices.Count() * 3;
}
if (needIndexBuffer)
{
iCount += mesh->Indices.Count() * 3;
}
}
if (meshesCount == 1)
{