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Put all pieces together and clean up leftover code

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This commit is contained in:
sfan5 2024-08-28 21:46:52 +02:00
parent 6b7fc1e9fe
commit 62131fe295
11 changed files with 105 additions and 169 deletions
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35
irr/src/CMeshManipulator.cpp
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@ -67,7 +67,7 @@ void recalculateNormalsT(IMeshBuffer *buffer, bool smooth, bool angleWeighted)
core::vector3df weight(1.f, 1.f, 1.f);
if (angleWeighted)
weight = irr::scene::getAngleWeight(v1, v2, v3); // writing irr::scene:: necessary for borland
weight = getAngleWeight(v1, v2, v3);
buffer->getNormal(idx[i + 0]) += weight.X * normal;
buffer->getNormal(idx[i + 1]) += weight.Y * normal;
@ -115,6 +115,21 @@ void CMeshManipulator::recalculateNormals(scene::IMesh *mesh, bool smooth, bool
}
}
template <typename T>
void copyVertices(const scene::IVertexBuffer *src, scene::CVertexBuffer<T> *dst)
{
_IRR_DEBUG_BREAK_IF(T::getType() != src->getType());
auto *data = static_cast<const T*>(src->getData());
dst->Data.assign(data, data + src->getCount());
}
static void copyIndices(const scene::IIndexBuffer *src, scene::SIndexBuffer *dst)
{
_IRR_DEBUG_BREAK_IF(src->getType() != video::EIT_16BIT);
auto *data = static_cast<const u16*>(src->getData());
dst->Data.assign(data, data + src->getCount());
}
//! Clones a static IMesh into a modifyable SMesh.
// not yet 32bit
SMesh *CMeshManipulator::createMeshCopy(scene::IMesh *mesh) const
@ -132,30 +147,24 @@ SMesh *CMeshManipulator::createMeshCopy(scene::IMesh *mesh) const
case video::EVT_STANDARD: {
SMeshBuffer *buffer = new SMeshBuffer();
buffer->Material = mb->getMaterial();
auto *vt = static_cast<const video::S3DVertex*>(mb->getVertices());
buffer->VertexBuffer().insert(buffer->VertexBuffer().end(), vt, vt + mb->getVertexCount());
auto *indices = mb->getIndices();
buffer->IndexBuffer().insert(buffer->IndexBuffer().end(), indices, indices + mb->getIndexCount());
copyVertices(mb->getVertexBuffer(), buffer->Vertices);
copyIndices(mb->getIndexBuffer(), buffer->Indices);
clone->addMeshBuffer(buffer);
buffer->drop();
} break;
case video::EVT_2TCOORDS: {
SMeshBufferLightMap *buffer = new SMeshBufferLightMap();
buffer->Material = mb->getMaterial();
auto *vt = static_cast<const video::S3DVertex2TCoords*>(mb->getVertices());
buffer->VertexBuffer().insert(buffer->VertexBuffer().end(), vt, vt + mb->getVertexCount());
auto *indices = mb->getIndices();
buffer->IndexBuffer().insert(buffer->IndexBuffer().end(), indices, indices + mb->getIndexCount());
copyVertices(mb->getVertexBuffer(), buffer->Vertices);
copyIndices(mb->getIndexBuffer(), buffer->Indices);
clone->addMeshBuffer(buffer);
buffer->drop();
} break;
case video::EVT_TANGENTS: {
SMeshBufferTangents *buffer = new SMeshBufferTangents();
buffer->Material = mb->getMaterial();
auto *vt = static_cast<const video::S3DVertexTangents*>(mb->getVertices());
buffer->VertexBuffer().insert(buffer->VertexBuffer().end(), vt, vt + mb->getVertexCount());
auto *indices = mb->getIndices();
buffer->IndexBuffer().insert(buffer->IndexBuffer().end(), indices, indices + mb->getIndexCount());
copyVertices(mb->getVertexBuffer(), buffer->Vertices);
copyIndices(mb->getIndexBuffer(), buffer->Indices);
clone->addMeshBuffer(buffer);
buffer->drop();
} break;