mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-17 21:11:39 +00:00
372 lines
10 KiB
C++
372 lines
10 KiB
C++
|
|
|
|
#include "nel/misc/path.h"
|
|
#include "nel/3d/mesh_mrm_skinned.h"
|
|
#include "nel/3d/mesh_mrm.h"
|
|
#include "nel/3d/mesh.h"
|
|
#include "nel/misc/file.h"
|
|
#include "nel/misc/path.h"
|
|
#include "nel/3d/stripifier.h"
|
|
#include "nel/3d/register_3d.h"
|
|
|
|
|
|
using namespace NLMISC;
|
|
using namespace NL3D;
|
|
using namespace std;
|
|
|
|
|
|
// ***************************************************************************
|
|
|
|
const CIndexBuffer *getRdrPassPrimitiveBlock(const CMeshMRMGeom *mesh, uint lodId, uint renderPass)
|
|
{
|
|
return &(mesh->getRdrPassPrimitiveBlock(lodId, renderPass));
|
|
}
|
|
|
|
// ***************************************************************************
|
|
|
|
const CIndexBuffer *getRdrPassPrimitiveBlock(const CMeshMRMSkinnedGeom *mesh, uint lodId, uint renderPass)
|
|
{
|
|
static CIndexBuffer block;
|
|
mesh->getRdrPassPrimitiveBlock(lodId, renderPass, block);
|
|
return █
|
|
}
|
|
|
|
// ***************************************************************************
|
|
|
|
template<class T>
|
|
void addShadowMesh(T *meshIn, float paramFaceRatio, sint paramMaxFace, const std::vector<CMesh::CSkinWeight> &skinWeights, const CVertexBuffer &vertexBuffer)
|
|
{
|
|
CVertexBufferRead vba;
|
|
vertexBuffer.lock (vba);
|
|
uint i, j;
|
|
|
|
// **** Select the Lod.
|
|
uint numLods= meshIn->getNbLod();
|
|
|
|
// get the max tris displayed
|
|
float numMeshFacesMin= (float)meshIn->getLevelDetail().MinFaceUsed;
|
|
float numMeshFacesMax= (float)meshIn->getLevelDetail().MaxFaceUsed;
|
|
float maxFaceWanted= numMeshFacesMax * paramFaceRatio;
|
|
// minimize with maxFace param
|
|
maxFaceWanted= min(maxFaceWanted, (float)paramMaxFace);
|
|
// find the lod
|
|
float fLod= ( (maxFaceWanted-numMeshFacesMin) / (numMeshFacesMax-numMeshFacesMin) )*(numLods-1);
|
|
// round the lod wanted.
|
|
sint lodId= (sint)floor(0.5f + fLod);
|
|
clamp(lodId, 0, (sint)numLods-1);
|
|
|
|
|
|
// **** First, for the best lod indicate what vertex is used or not. Also index geomorphs to know what real vertex is used
|
|
vector<sint> vertexUsed;
|
|
// -1 means "not used"
|
|
vertexUsed.resize(skinWeights.size(), -1);
|
|
// Parse all triangles.
|
|
for(i=0;i<meshIn->getNbRdrPass(lodId);i++)
|
|
{
|
|
const CIndexBuffer *pb = getRdrPassPrimitiveBlock(meshIn, lodId, i);
|
|
CIndexBufferRead iba;
|
|
pb->lock (iba);
|
|
if (iba.getFormat() == CIndexBuffer::Indices32)
|
|
{
|
|
const uint32 *triPtr= (const uint32 *) iba.getPtr();
|
|
for(j=0;j<pb->getNumIndexes();j++)
|
|
{
|
|
uint idx= *triPtr;
|
|
// Flag the vertex with its own index => used.
|
|
vertexUsed[idx]= idx;
|
|
triPtr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const uint16 *triPtr= (const uint16 *) iba.getPtr();
|
|
for(j=0;j<pb->getNumIndexes();j++)
|
|
{
|
|
uint idx= *triPtr;
|
|
// Flag the vertex with its own index => used.
|
|
vertexUsed[idx]= idx;
|
|
triPtr++;
|
|
}
|
|
}
|
|
}
|
|
// Special for Geomorphs: must take The End target vertex.
|
|
const std::vector<CMRMWedgeGeom> &geomorphs= meshIn->getGeomorphs(lodId);
|
|
for(i=0;i<geomorphs.size();i++)
|
|
{
|
|
uint trueIdx= geomorphs[i].End;
|
|
// map to the Geomorph Target.
|
|
vertexUsed[i]= trueIdx;
|
|
// mark also the real vertex used as used.
|
|
vertexUsed[trueIdx]= trueIdx;
|
|
}
|
|
|
|
|
|
// **** For all vertices used (not geomorphs), compute vertex Skins.
|
|
vector<CShadowVertex> shadowVertices;
|
|
vector<sint> vertexToVSkin;
|
|
vertexToVSkin.resize(vertexUsed.size());
|
|
shadowVertices.reserve(vertexUsed.size());
|
|
// use a map to remove duplicates (because of UV/normal discontinuities before!!)
|
|
map<CShadowVertex, uint> shadowVertexMap;
|
|
uint numMerged= 0;
|
|
// Skip Geomorphs.
|
|
for(i=(uint)geomorphs.size();i<vertexUsed.size();i++)
|
|
{
|
|
// If this vertex is used.
|
|
if(vertexUsed[i]!=-1)
|
|
{
|
|
// Build the vertex
|
|
CShadowVertex shadowVert;
|
|
shadowVert.Vertex= *(CVector*)vba.getVertexCoordPointer(i);
|
|
// Select the best Matrix.
|
|
CMesh::CSkinWeight sw= skinWeights[i];
|
|
float maxW= 0;
|
|
uint matId= 0;
|
|
for(j=0;j<NL3D_MESH_SKINNING_MAX_MATRIX;j++)
|
|
{
|
|
// if no more matrix influenced, stop
|
|
if(sw.Weights[j]==0)
|
|
break;
|
|
if(sw.Weights[j]>maxW)
|
|
{
|
|
matId= sw.MatrixId[j];
|
|
maxW= sw.Weights[j];
|
|
}
|
|
}
|
|
shadowVert.MatrixId= matId;
|
|
|
|
// If dont find the shadowVertex in the map.
|
|
map<CShadowVertex, uint>::iterator it= shadowVertexMap.find(shadowVert);
|
|
if(it==shadowVertexMap.end())
|
|
{
|
|
// Append
|
|
uint index= (uint)shadowVertices.size();
|
|
vertexToVSkin[i]= index;
|
|
shadowVertices.push_back(shadowVert);
|
|
shadowVertexMap.insert(make_pair(shadowVert, index));
|
|
}
|
|
else
|
|
{
|
|
// Ok, map.
|
|
vertexToVSkin[i]= it->second;
|
|
numMerged++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Some Info on what have been merged.
|
|
if(shadowVertices.size())
|
|
{
|
|
// TestYoyo.
|
|
/*nlinfo("%d Vertices have been merged. => %d %%", numMerged,
|
|
100*numMerged / (numMerged+shadowVertices.size()));*/
|
|
}
|
|
|
|
|
|
// **** Get All Faces
|
|
// Final List Of Triangles that match the bone.
|
|
vector<uint32> shadowTriangles;
|
|
shadowTriangles.reserve(1000);
|
|
// Parse all input tri of the mesh.
|
|
for(i=0;i<meshIn->getNbRdrPass(lodId);i++)
|
|
{
|
|
const CIndexBuffer *pb = getRdrPassPrimitiveBlock(meshIn, lodId, i);
|
|
CIndexBufferRead iba;
|
|
pb->lock (iba);
|
|
if (iba.getFormat() == CIndexBuffer::Indices32)
|
|
{
|
|
const uint32 *triPtr= (const uint32 *) iba.getPtr();
|
|
for(j=0;j<pb->getNumIndexes();j++)
|
|
{
|
|
uint idx= *triPtr;
|
|
// Get the real Vertex (ie not the geomporhed one).
|
|
idx= vertexUsed[idx];
|
|
// Get the ShadowVertex associated
|
|
idx= vertexToVSkin[idx];
|
|
|
|
shadowTriangles.push_back(idx);
|
|
triPtr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const uint16 *triPtr= (const uint16 *) iba.getPtr();
|
|
for(j=0;j<pb->getNumIndexes();j++)
|
|
{
|
|
uint idx= *triPtr;
|
|
// Get the real Vertex (ie not the geomporhed one).
|
|
idx= vertexUsed[idx];
|
|
// Get the ShadowVertex associated
|
|
idx= vertexToVSkin[idx];
|
|
|
|
shadowTriangles.push_back(idx);
|
|
triPtr++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Re-Optim VertexCache Hard usage
|
|
if(shadowTriangles.size())
|
|
{
|
|
CIndexBuffer pb;
|
|
// fill
|
|
pb.setNumIndexes((uint32)shadowTriangles.size());
|
|
{
|
|
CIndexBufferReadWrite iba;
|
|
pb.lock (iba);
|
|
for(i=0;i<shadowTriangles.size()/3;i++)
|
|
{
|
|
iba.setTri(i*3, shadowTriangles[i*3 + 0],
|
|
shadowTriangles[i*3 + 1],
|
|
shadowTriangles[i*3 + 2]);
|
|
}
|
|
}
|
|
// optimize
|
|
CStripifier stripifier;
|
|
stripifier.optimizeTriangles(pb, pb);
|
|
// get.
|
|
{
|
|
CIndexBufferReadWrite iba;
|
|
pb.lock (iba);
|
|
if (iba.getFormat() == CIndexBuffer::Indices32)
|
|
{
|
|
const uint32 *triPtr= (const uint32 *) iba.getPtr();
|
|
for(i=0;i<shadowTriangles.size();i++)
|
|
{
|
|
shadowTriangles[i]= *triPtr;
|
|
triPtr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const uint16 *triPtr= (const uint16 *) iba.getPtr();
|
|
for(i=0;i<shadowTriangles.size();i++)
|
|
{
|
|
shadowTriangles[i]= *triPtr;
|
|
triPtr++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// set
|
|
meshIn->setShadowMesh(shadowVertices, shadowTriangles);
|
|
}
|
|
|
|
// ***************************************************************************
|
|
|
|
void addShadowMeshIntro(CMeshMRMGeom *meshIn, float paramFaceRatio, sint paramMaxFace)
|
|
{
|
|
const std::vector<CMesh::CSkinWeight> &skinWeights= meshIn->getSkinWeights();
|
|
const CVertexBuffer &vertexBuffer= meshIn->getVertexBuffer();
|
|
addShadowMesh (meshIn, paramFaceRatio, paramMaxFace, skinWeights, vertexBuffer);
|
|
}
|
|
|
|
// ***************************************************************************
|
|
|
|
void addShadowMeshIntro(CMeshMRMSkinnedGeom *meshIn, float paramFaceRatio, sint paramMaxFace)
|
|
{
|
|
std::vector<CMesh::CSkinWeight> skinWeights;
|
|
meshIn->getSkinWeights(skinWeights);
|
|
CVertexBuffer vertexBuffer;
|
|
meshIn->getVertexBuffer(vertexBuffer);
|
|
addShadowMesh (meshIn, paramFaceRatio, paramMaxFace, skinWeights, vertexBuffer);
|
|
}
|
|
|
|
// ***************************************************************************
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
// Filter addSearchPath
|
|
NLMISC::createDebug();
|
|
NLMISC::InfoLog->addNegativeFilter ("adding the path");
|
|
|
|
NL3D::registerSerial3d();
|
|
|
|
if (argc <3 )
|
|
{
|
|
string execName= CFile::getFilename(argv[0]);
|
|
printf("%s add a ShadowSkin to a Skinned MRM Mesh\n", execName.c_str());
|
|
printf(" usage: %s shape_in shape_out [facePercentage] [maxFaces] \n", execName.c_str());
|
|
printf(" NB: shape_in and shape_out can be same file\n");
|
|
printf(" NB: facePercentage is a number between 0 and 100. It computes the maxFaces for the shadow according to the input Mesh.\n");
|
|
printf(" NB: maxFaces can be given manually. The min of the 2 parameters is taken.\n");
|
|
exit(-1);
|
|
}
|
|
|
|
// Parse args.
|
|
string shapeNameIn= argv[1];
|
|
string shapeNameOut= argv[2];
|
|
sint percentageFace= 100;
|
|
sint maxFace= INT_MAX;
|
|
if(argc>=4)
|
|
percentageFace= atoi(argv[3]);
|
|
if(argc>=5)
|
|
maxFace= atoi(argv[4]);
|
|
|
|
// **** Load the Mesh In.
|
|
IShape *pResult = NULL;
|
|
CMeshMRM *pMesh;
|
|
CShapeStream shapeStreamIn;
|
|
CIFile shapeFileIn;
|
|
if(!shapeFileIn.open(shapeNameIn))
|
|
{
|
|
nlwarning("ERROR: cannot open input file: %s", shapeNameIn.c_str());
|
|
exit(-1);
|
|
}
|
|
shapeStreamIn.serial(shapeFileIn);
|
|
pMesh= dynamic_cast<CMeshMRM*>(shapeStreamIn.getShapePointer());
|
|
shapeFileIn.close();
|
|
if(!pMesh)
|
|
{
|
|
CMeshMRMSkinned *pMeshSkinned= dynamic_cast<CMeshMRMSkinned*>(shapeStreamIn.getShapePointer());
|
|
if(!pMeshSkinned)
|
|
{
|
|
nlwarning("ERROR: Not a MRM Mesh nor a MRM Mesh skinned: %s", shapeNameIn.c_str());
|
|
exit(-1);
|
|
}
|
|
|
|
CMeshMRMSkinnedGeom *pMeshGeom= (CMeshMRMSkinnedGeom*)&pMeshSkinned->getMeshGeom();
|
|
|
|
// **** Add Shadow mesh.
|
|
float faceRatio;
|
|
clamp(percentageFace, 0, 100);
|
|
faceRatio= (float)percentageFace/100;
|
|
maxFace= max(0, maxFace);
|
|
addShadowMeshIntro(pMeshGeom, faceRatio, maxFace);
|
|
pResult = pMeshSkinned;
|
|
}
|
|
else
|
|
{
|
|
CMeshMRMGeom *pMeshGeom= (CMeshMRMGeom*)&pMesh->getMeshGeom();
|
|
if( !pMeshGeom->isSkinned() )
|
|
{
|
|
nlwarning("ERROR: Not a Skinned MRM Mesh: %s", shapeNameIn.c_str());
|
|
exit(-1);
|
|
}
|
|
|
|
// **** Add Shadow mesh.
|
|
float faceRatio;
|
|
clamp(percentageFace, 0, 100);
|
|
faceRatio= (float)percentageFace/100;
|
|
maxFace= max(0, maxFace);
|
|
addShadowMeshIntro(pMeshGeom, faceRatio, maxFace);
|
|
pResult = pMesh;
|
|
}
|
|
|
|
// **** Save It
|
|
CShapeStream shapeStreamOut;
|
|
COFile shapeFileOut;
|
|
if(!shapeFileOut.open(shapeNameOut) )
|
|
{
|
|
nlwarning("ERROR: cannot open output file: %s", shapeNameOut.c_str());
|
|
exit(-1);
|
|
}
|
|
|
|
nlassert (pResult);
|
|
shapeStreamOut.setShapePointer(pResult);
|
|
shapeStreamOut.serial(shapeFileOut);
|
|
shapeFileOut.close();
|
|
|
|
return 0;
|
|
}
|