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[+] Save parameters of mesh extension: Open3DGC-compression.

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This commit is contained in:
Alexandr Arutjunov
2016-08-09 13:26:57 +03:00
parent 507668229f
commit 9a4fa1321b
4 changed files with 148 additions and 3 deletions
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code/glTFExporter.cpp
+23 -1
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@@ -357,10 +357,16 @@ bool comp_allow;// Point that data of current mesh can be compressed.
///TODO: animation: weights, joints.
if(comp_allow)
{
// Only one type of compression supported at now - Open3DGC.
//
o3dgc::BinaryStream bs;
o3dgc::SC3DMCEncoder<IndicesType> encoder;
o3dgc::IndexedFaceSet<IndicesType> comp_o3dgc_ifs;
o3dgc::SC3DMCEncodeParams comp_o3dgc_params;
//
// Fill data for encoder.
//
unsigned qcoord = 12;///TODO: dbg
unsigned qnormal = 10;///TODO: dbg
unsigned qtexCoord = 10;///TODO: dbg
@@ -407,10 +413,26 @@ bool comp_allow;// Point that data of current mesh can be compressed.
// Prepare to enconding
comp_o3dgc_params.SetNumFloatAttributes(comp_o3dgc_ifs.GetNumFloatAttributes());
comp_o3dgc_params.SetStreamType(o3dgc::O3DGC_STREAM_TYPE_BINARY);///TODO: exporter params
//
// Encoding
//
encoder.Encode(comp_o3dgc_params, comp_o3dgc_ifs, bs);
// Replace data in buffer.
b->ReplaceData(idx_srcdata_begin, b->byteLength - idx_srcdata_begin, bs.GetBuffer(), bs.GetSize());
//
// Add information about extension to mesh.
//
// Create extension structure.
Mesh::SCompression_Open3DGC* ext = new Mesh::SCompression_Open3DGC;
///TODO: replace data in buffer
// Fill it.
ext->BufferView = p.indices->bufferView->id;
ext->Offset = idx_srcdata_begin;
ext->Count = b->byteLength - idx_srcdata_begin;
ext->IndicesCount = comp_o3dgc_ifs.GetNCoordIndex();
ext->VerticesCount = comp_o3dgc_ifs.GetNCoord();
// And assign to mesh.
m->Extension.push_back(ext);
}// if(comp_allow)
}// for (unsigned int i = 0; i < mScene->mNumMeshes; ++i) {