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FC1/ResourceCompilerPC/StatCGFCompiler/StatCGFCompilerLB.cpp
romkazvo 34d6c5d489 123
2023-08-07 19:29:24 +08:00

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////////////////////////////////////////////////////////////////////////////
//
// Crytek Engine Source File.
// Copyright (C), Crytek Studios, 2002.
// -------------------------------------------------------------------------
// File name: StatCGFCompiler.cpp
// Version: v1.00
// Created: 5/11/2002 by Vladimir Kajalin
// Compilers: Visual Studio.NET
// Description:
// -------------------------------------------------------------------------
// History:
//
////////////////////////////////////////////////////////////////////////////
#include "StdAfx.h"
#include "Dbghelp.h"
#include "FileUtil.h"
#include "PathUtil.h"
#include "..\ResourceCompilerPC.h"
#include "StatCGFCompiler.h"
#include "CryChunkedFile.h"
#include "CryHeaders.h"
#include "NvTriStrip\NvTriStrip.h"
#include "meshidx.h"
#include <IShader.h>
#include "Cry_Geo.h"
CSimpleLeafBuffer::CSimpleLeafBuffer(IRCLog * pLog, CIndexedMesh * pIndexedMesh, bool bStripifyAndShareVerts,bool bKeepRemapTable)
{
memset(this,0,sizeof(CSimpleLeafBuffer));
m_pIndices = new list2<unsigned short>;
m_pIndicesPreStrip = new list2<unsigned short>;
m_pLog = pLog;
CreateLeafBuffer(pIndexedMesh,bStripifyAndShareVerts,bStripifyAndShareVerts,bKeepRemapTable);
}
CSimpleLeafBuffer::~CSimpleLeafBuffer()
{
for (int i=0; m_pMats && i<m_pMats->Count(); i++)
{
delete (CSimpleREOcLeaf*)(m_pMats->Get(i)->pRE);
m_pMats->Get(i)->pRE = 0;
delete m_pMats->Get(i)->pMatEnt;
m_pMats->Get(i)->pMatEnt=0;
delete [] m_pMats->Get(i)->m_pPrimitiveGroups;
m_pMats->Get(i)->m_pPrimitiveGroups=0;
}
delete m_pIndices;
delete m_pIndicesPreStrip;
delete m_TempNormals;
delete m_TempTexCoords;
delete m_TempColors;
delete m_pMats;
delete m_pD3DIndBuf;
delete m_pLoadedColors;
delete m_arrVertStripMap;
if (m_pVertexBuffer)
{
delete m_pVertexBuffer->m_VS[VSF_GENERAL].m_VData;
delete m_pVertexBuffer->m_VS[VSF_TANGENTS].m_VData;
}
if (m_pSecVertBuffer)
{
delete m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData;
delete m_pSecVertBuffer->m_VS[VSF_TANGENTS].m_VData;
}
delete m_pVertexContainer;
delete m_pVertexBuffer;
delete m_pSecVertBuffer;
if (m_arrVtxMap)
delete[] m_arrVtxMap;
}
void CSimpleLeafBuffer::CreateLeafBuffer( CIndexedMesh * pTriData, int Stripify, bool bShareVerts, bool bKeepRemapTable )
{
m_pLog->Log("Processing geometry");
int max_vert_num = pTriData->m_nFaceCount*3;
int i;
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F * pVBuff = new struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F[max_vert_num];
CBasis * pTmpTangBasis = new CBasis[max_vert_num];
int buff_vert_count = 0;
uint *uiInfo = new uint[max_vert_num];
uint *piVtxIdx = 0; // [Anton] need this to build the mapping table leafbuffer vtx idx->original vtx idx
if (bKeepRemapTable)
piVtxIdx = new uint[max_vert_num];
m_arrVtxMap = 0;
// . Sort|Group faces by materials
// For each shader (designated by shader_id of an element of m_pFaces)
// there is one list2 in this table. Each list will contain
// set of faces belonging to this shader.
list2<CObjFace*> _hash_table[512];
bool bShareVertsArr[512];
m_pMats = new list2<CMatInfo>;
m_pMats->PreAllocate(pTriData->m_lstMatTable.Count(),pTriData->m_lstMatTable.Count());
*m_pMats = pTriData->m_lstMatTable;
{ // fill the table: one list of faces per one shader
for(int i=0; i<pTriData->m_nFaceCount; i++)
{
CObjFace * pFace = &pTriData->m_pFaces[i];
char szMatName[128];
strncpy(szMatName, m_pMats->GetAt(pFace->shader_id).pMatEnt->name, 128);
strlwr(szMatName);
if(strstr(szMatName,"(nodraw)") || strstr(szMatName,"(no_draw)"))
continue;
assert(pFace->shader_id>=0 && pFace->shader_id<512);
if(pFace->shader_id>=m_pMats->Count())
{
pFace->shader_id=0;
m_pLog->Log("CLeafBuffer::CreateBuffer shader_id of face is out of range");
}
_hash_table[pFace->shader_id].Add(pFace);
}
}
// . Create vertex buffer with sequence of (possibly non-unique) vertices, 3 verts per face
// for each shader..
for (int t = 0; t < m_pMats->Count(); t++)
{
// memorize the starting index of this material's face range
(*m_pMats)[t].nFirstIndexId = buff_vert_count;
// scan through all the faces using the shader #t
for(int i=0; i<_hash_table[t].Count(); ++i)
{
CObjFace * pFace = _hash_table[t][i];
assert(pFace->shader_id == t);
for (int v = 0; v < 3; ++v)
{
if(pTriData->m_pColor)
{ // if color exported - copy from pTriData
pVBuff[buff_vert_count].color.bcolor[0] = pTriData->m_pColor[pFace->v[v]].r;
pVBuff[buff_vert_count].color.bcolor[1] = pTriData->m_pColor[pFace->v[v]].g;
pVBuff[buff_vert_count].color.bcolor[2] = pTriData->m_pColor[pFace->v[v]].b;
pVBuff[buff_vert_count].color.bcolor[3] = 255;
}
else
{
pVBuff[buff_vert_count].color.dcolor = -1;
}
// base tex coord
int tid = pFace->t[v];
if(tid>=0 && tid<pTriData->m_nCoorCount)
{
pVBuff[buff_vert_count].st[0] = pTriData->m_pCoors[pFace->t[v]].s;
pVBuff[buff_vert_count].st[1] = pTriData->m_pCoors[pFace->t[v]].t;
}
else
{
pVBuff[buff_vert_count].st[0] = 0;
pVBuff[buff_vert_count].st[1] = 0;
}
// normal
pVBuff[buff_vert_count].normal = pTriData->m_pNorms[pFace->n[v]];
uiInfo[buff_vert_count] = 0;
// position
pVBuff[buff_vert_count].xyz = pTriData->m_pVerts[pFace->v[v]];
// remember shader id per face to prevent vertex sharing between materials during recompacting
uiInfo[buff_vert_count] |= pFace->shader_id;
bShareVertsArr[pFace->shader_id] = bShareVerts;
// [Anton] keep index list to build mapping table later
if (piVtxIdx)
piVtxIdx[buff_vert_count] = pFace->v[v];
// tang basis
pTmpTangBasis[buff_vert_count] = pTriData->m_pTangBasis[pFace->b[v]];
buff_vert_count++;
}
}
// there are faces belonging to this material(shader) #t, if number of indices > 0
(*m_pMats)[t].nNumIndices = buff_vert_count - (*m_pMats)[t].nFirstIndexId;
_hash_table[t].Reset();
}
// make REs
for (i=0; i<(*m_pMats).Count(); i++)
{
if((*m_pMats)[i].nNumIndices)
{
CSimpleREOcLeaf *re = new CSimpleREOcLeaf; // (CRE OcLeaf *)gRenDev->EF_CreateRE(eDATA_OcLeaf);
re->m_pChunk = &(*m_pMats)[i];
re->m_pBuffer = this;
assert (re->m_pChunk->nNumIndices < 60000);
re->m_pChunk->pRE = (CREOcLeaf*)re;
// always enable sharing if there is 'flareproc' in shader/material name
if (!bShareVertsArr[i] && (*m_pMats)[i].nNumIndices == 6)
{
char nameSh[128];
strncpy(nameSh, (*m_pMats)[i].pMatEnt->name,sizeof(nameSh));
strlwr(nameSh);
bShareVertsArr[i] = strstr(nameSh, "flareproc")!=0;
}
}
}
// . For each (non-unique) vertex calculate the tangent base
/* m_pBasises = buff_vert_count ? new CBasis[buff_vert_count] : 0;
for (int n=0; n<buff_vert_count; n+=3)
{
Vec3d *vN0 = (Vec3d *)(&pVBuff[n+0].nx);
Vec3d *vN1 = (Vec3d *)(&pVBuff[n+1].nx);
Vec3d *vN2 = (Vec3d *)(&pVBuff[n+2].nx);
Vec3d vFaceNormal = *vN0 + *vN1 + *vN2;
vFaceNormal.Normalize();
float *v[3] =
{
(float *)&pVBuff[n+0].x,
(float *)&pVBuff[n+1].x,
(float *)&pVBuff[n+2].x,
};
float *tc[3] =
{
(float *)&pVBuff[n+0].s,
(float *)&pVBuff[n+1].s,
(float *)&pVBuff[n+2].s,
};
compute_tangent(v[0], v[1], v[2], tc[0], tc[1], tc[2], m_pBasises[n+0].tangent, m_pBasises[n+0].binormal, m_pBasises[n+0].tnormal, vFaceNormal);
compute_tangent(v[1], v[2], v[0], tc[1], tc[2], tc[0], m_pBasises[n+1].tangent, m_pBasises[n+1].binormal, m_pBasises[n+1].tnormal, vFaceNormal);
compute_tangent(v[2], v[0], v[1], tc[2], tc[0], tc[1], m_pBasises[n+2].tangent, m_pBasises[n+2].binormal, m_pBasises[n+2].tnormal, vFaceNormal);
}*/
// . Index the mesh (Compact Vertices): detect and delete duplicate vertices
// remove duplicates
if(buff_vert_count)
CompactBuffer(pVBuff, &buff_vert_count, &GetIndices(), bShareVertsArr, uiInfo, pTmpTangBasis );
delete [] uiInfo;
uiInfo=0;
for( i=0; i<GetIndices().Count(); i++ )
{
if(GetIndices()[i]<buff_vert_count)
continue;
m_pLog->ThrowError("CLeafBuffer::CreateBuffer: Indices out of range");
}
if (bKeepRemapTable) // [Anton] build the mapping table leaf buffer vertex index -> original vertex index
{
m_arrVtxMap = new uint[buff_vert_count];
for( i=0; i<GetIndices().Count(); i++ )
m_arrVtxMap[GetIndices()[i]] = piVtxIdx[i];
delete[] piVtxIdx;
}
if(buff_vert_count>65535)
m_pLog->ThrowError("CLeafBuffer::CreateBuffer: Number of vertices in object is more than 65535");
// . Remove degenerated triangles in the generated mesh (GetIndices())
// FIXME: For some reason this optimization doesn't work for Animated objects (Assertion in CryModelState::GenerateRenderArrays)
/*if (!m_sSource || strcmp(m_sSource, "CryModelArray") != 0)
{
// Remove degenerated triangles
list2<ushort> NewIndexes;
for (i=0; i<(*m_pMats).Count(); i++) // each material..
{
CMatInfo *mi = &(*m_pMats)[i];
if (!mi->pRE)
continue;
int nFirstInd = NewIndexes.Count();
for (int j=mi->nFirstIndexId; j<mi->nFirstIndexId+mi->nNumIndices; j+=3)
{
// the face in material #i consists of vertices i0,i1,i2:
int i0 = GetIndices()[j+0];
int i1 = GetIndices()[j+1];
int i2 = GetIndices()[j+2];
// if the face is not degenerated, then add it; otherwise skip and finally it'll be deleted
if (i0!=i1 && i0!=i2 && i1!=i2)
{
NewIndexes.Add(i0);
NewIndexes.Add(i1);
NewIndexes.Add(i2);
}
}
mi->nFirstIndexId = nFirstInd;
mi->nNumIndices = NewIndexes.Count() - nFirstInd;
if (!mi->nNumIndices)
{
mi->pRE->Release();
mi->pRE = NULL;
}
}
GetIndices().Free();
GetIndices().AddList(NewIndexes);
NewIndexes.Free();
}*/
// . Find vertex range (both index and spacial ranges) for each material (needed for rendering)
for (i=0; i<(*m_pMats).Count(); i++)
{
CMatInfo *mi = &(*m_pMats)[i];
if (!mi->pRE)
continue;
if (mi->nNumIndices+mi->nFirstIndexId > GetIndices().Count())
{ assert(0); continue; }
int nMin = 999999;
int nMax = -999999;
Vec3d vMin;
Vec3d vMax;
vMin=SetMaxBB();
vMax=SetMinBB();
for (int j=mi->nFirstIndexId; j<mi->nNumIndices+mi->nFirstIndexId; j++)
{
int ind = GetIndices()[j];
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *pV = &pVBuff[ind];
Vec3d v = pV->xyz;
vMin.CheckMin(v);
vMax.CheckMax(v);
nMin = min(nMin, ind);
nMax = max(nMax, ind);
}
mi->m_vCenter = (vMin + vMax) * 0.5f;
mi->m_fRadius = (vMin - mi->m_vCenter).Length();
mi->nFirstVertId = nMin;
mi->nNumVerts = nMax-nMin+1;
}
// store resulting vertex buffer in system memory
m_SecVertCount = buff_vert_count;
m_pSecVertBuffer = new CVertexBuffer;
m_pSecVertBuffer->m_vertexformat = VERTEX_FORMAT_P3F_N_COL4UB_TEX2F;
if(m_SecVertCount)
m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData = new struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F[m_SecVertCount];
memcpy(m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData, pVBuff, m_SecVertCount*sizeof(struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F));
delete [] pVBuff;
pVBuff=0;
*m_pIndicesPreStrip = GetIndices();
if(m_SecVertCount)
{
if (Stripify!=STRIPTYPE_NONE && !bKeepRemapTable)
StripifyMesh(Stripify,pTmpTangBasis);
CalcFaceNormals();
CreateTangBuffer(pTmpTangBasis);
}
delete [] pTmpTangBasis;
pTmpTangBasis=0;
// if colors was loaded - remember for later use
if(pTriData->m_pColor)
{
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F * pSecBuff = (struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *)m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData;
m_pLoadedColors = new Vec3d[m_SecVertCount];
for(int i=0; i<m_SecVertCount; i++)
{
m_pLoadedColors[i].x = pSecBuff[i].color.bcolor[0];
m_pLoadedColors[i].y = pSecBuff[i].color.bcolor[1];
m_pLoadedColors[i].z = pSecBuff[i].color.bcolor[2];
}
}
m_vBoxMin = pTriData->m_vBoxMin;
m_vBoxMax = pTriData->m_vBoxMax;
}
void CSimpleLeafBuffer::CompactBuffer(struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F * _vbuff, int * _vcount,
list2<unsigned short> * pindices, bool bShareVerts[128], uint *uiInfo,
CBasis * pBasises)
{
assert(*_vcount);
if(!*_vcount)
m_pLog->ThrowError("CLeafBuffer::CompactBuffer error");
int vert_num_before = *_vcount;
CBasis *tmp_basis = new CBasis[*_vcount];
SMRendTexVert *tmp_lmtc = NULL;
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F * tmp_buff = new struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F[*_vcount];
unsigned int tmp_count = 0;
pindices->Clear();
TArray<uint> ShareNewInfo;
list2<unsigned short> hash_table[256];//[256];
for(unsigned int v=0; v<(unsigned int)(*_vcount); v++)
{
int nHashInd = (unsigned char)(_vbuff[v].xyz.x*100);
uint nMInfo = uiInfo[v];
uint nMatId = nMInfo & 255;
int find = bShareVerts[nMatId] ? FindInBuffer( _vbuff[v], pBasises[v], nMInfo, uiInfo, tmp_buff, tmp_basis, tmp_count, &hash_table[nHashInd], ShareNewInfo/*[(unsigned char)(_vbuff[v].pos.y*100)]*/) : -1;
if(find<0)
{ // not found
tmp_buff[tmp_count] = _vbuff[v];
tmp_basis[tmp_count] = pBasises[v];
pindices->Add(tmp_count);
ShareNewInfo.AddElem(uiInfo[v]);
hash_table[(unsigned char)(_vbuff[v].xyz.x*100)]/*[(unsigned char)(_vbuff[v].pos.y*100)]*/.Add(tmp_count);
tmp_count++;
}
else
{ // found
pindices->Add(find);
}
}
* _vcount = tmp_count;
memcpy( _vbuff, tmp_buff, tmp_count*sizeof(struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F));
delete [] tmp_buff;
// pBasises will contain recompacted tangents now
memcpy( pBasises, tmp_basis, tmp_count*sizeof(CBasis) );
delete [] tmp_basis;
// SAFE_DELETE_ARRAY(pBasises);
int ratio = 100*(*_vcount)/vert_num_before;
m_pLog->Log(" Vert buffer size after compression = %d %s ( %d -> %d )", ratio, "%", vert_num_before, *_vcount);
}
#include "NvTriStrip/NVTriStrip.h"
void CSimpleLeafBuffer::StripifyMesh(int StripType, CBasis *pTangNonStrip)
{
int i;
unsigned int n;
//Log("Stripify mesh...");
////////////////////////////////////////////////////////////////////////////////////////
// Stripping stuff
if (StripType == STRIPTYPE_DEFAULT)
StripType = STRIPTYPE_ONLYLISTS;//CRenderer::CV_r_stripmesh;
if (StripType == STRIPTYPE_NONE)
return;
m_pLog->Log(" Sorting vertices for GPU cache");
// if (gRenDev->GetFeatures() & RFT_HW_GF3)
SetCacheSize(CACHESIZE_GEFORCE3);
// else
// SetCacheSize(CACHESIZE_GEFORCE1_2);
if (StripType == STRIPTYPE_SINGLESTRIP)
SetStitchStrips(true);
else
SetStitchStrips(false);
SetMinStripSize(0);
if (StripType == STRIPTYPE_ONLYLISTS)
{
SetListsOnly(true);
SetStitchStrips(false);
}
else
SetListsOnly(false);
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *pVBOld = (struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *)m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData;
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *pVBNew = new struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F [m_SecVertCount];
CBasis *pTangOld = pTangNonStrip;
CBasis *pTangNew = new CBasis[m_SecVertCount];
m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData = pVBNew;
// remember remapping
m_arrVertStripMap = new uint [m_SecVertCount];
memset(m_arrVertStripMap,256,sizeof(uint)*m_SecVertCount);
int vertFirst = 0;
list2<ushort> NewIndexes;
//stripify!
for (i=0; i<(*m_pMats).Count(); i++)
{
CMatInfo *mi = &(*m_pMats)[i];
if (!mi->pRE)
continue;
PrimitiveGroup* pOldPG;
GenerateStrips(&GetIndices()[mi->nFirstIndexId], mi->nNumIndices, &pOldPG, (unsigned short*)&mi->m_dwNumSections);
//remap!
PrimitiveGroup *pg;
RemapIndices(pOldPG, mi->m_dwNumSections, m_SecVertCount, &pg);
mi->m_pPrimitiveGroups = new SPrimitiveGroup[mi->m_dwNumSections];
int nMin = 999999;
int nMax = -999999;
//loop through all indices, copying from oldVB -> newVB
//note that this will do numIndices copies, instead of numVerts copies,
// which is extraneous. Deal with it! ;-)
int nFirstIndex = 0;
mi->nFirstIndexId = NewIndexes.Count();
for(int groupCtr = 0; groupCtr < mi->m_dwNumSections; groupCtr++)
{
mi->m_pPrimitiveGroups[groupCtr].type = pg[groupCtr].type;
mi->m_pPrimitiveGroups[groupCtr].numIndices = pg[groupCtr].numIndices;
mi->m_pPrimitiveGroups[groupCtr].offsIndex = nFirstIndex;
mi->m_pPrimitiveGroups[groupCtr].numTris = 0;
for(unsigned int indexCtr = 0; indexCtr < mi->m_pPrimitiveGroups[groupCtr].numIndices; indexCtr++)
{
//grab old index
int oldVertex = pOldPG[groupCtr].indices[indexCtr];
//grab new index
int newVertex = pg[groupCtr].indices[indexCtr] + vertFirst;
NewIndexes.Add(newVertex);
nMin = min(nMin, newVertex);
nMax = max(nMax, newVertex);
//copy from old -> new vertex buffer
memcpy(&pVBNew[newVertex], &pVBOld[oldVertex], sizeof(struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F));
//copy from old -> new tang buffer
memcpy(&pTangNew[newVertex], &pTangOld[oldVertex], sizeof(CBasis));
// if (pVBLMOld)
// memcpy(&pVBLMNew[newVertex], &pVBLMOld[oldVertex], sizeof(SMRendTexVert));
// remember remaping
m_arrVertStripMap[oldVertex] = newVertex;
}
nFirstIndex += mi->m_pPrimitiveGroups[groupCtr].numIndices;
SPrimitiveGroup *pgn = &mi->m_pPrimitiveGroups[groupCtr];
int incr;
switch (pgn->type)
{
case PT_LIST:
incr = 3;
break;
case PT_STRIP:
case PT_FAN:
incr = 1;
break;
}
int offs = pgn->offsIndex;
for (n=0; n<pgn->numIndices-2; n+=incr)
{
int i0, i1, i2;
switch (pgn->type)
{
case PT_LIST:
i0 = pg[groupCtr].indices[offs+n];
i1 = pg[groupCtr].indices[offs+n+1];
i2 = pg[groupCtr].indices[offs+n+2];
break;
case PT_STRIP:
i0 = pg[groupCtr].indices[offs+n];
i1 = pg[groupCtr].indices[offs+n+1];
i2 = pg[groupCtr].indices[offs+n+2];
break;
case PT_FAN:
i0 = pg[groupCtr].indices[offs+0];
i1 = pg[groupCtr].indices[offs+n+1];
i2 = pg[groupCtr].indices[offs+n+2];
break;
}
// ignore degenerate triangle
if (i0==i1 || i0==i2 || i1==i2)
continue;
pgn->numTris++;
}
}
mi->nNumIndices = nFirstIndex;
mi->nFirstVertId = nMin;
mi->nNumVerts = nMax-nMin+1;
vertFirst += mi->nNumVerts;
}
m_nPrimetiveType = R_PRIMV_MULTI_GROUPS;
GetIndices().Free();
GetIndices().AddList(NewIndexes);
delete [] pVBOld;
memcpy(pTangOld,pTangNew,sizeof(CBasis)*m_SecVertCount);
delete [] pTangNew;
}
void CSimpleLeafBuffer::CalcFaceNormals()
{
int i, j;
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *pV = (struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *)m_pSecVertBuffer->m_VS[VSF_GENERAL].m_VData;
if (m_nPrimetiveType != R_PRIMV_MULTI_GROUPS)
{
for (i=0; i<m_pMats->Count(); i++)
{
CMatInfo *mi = m_pMats->Get(i);
CSimpleREOcLeaf * re = (CSimpleREOcLeaf *)mi->pRE;
if (!re)
continue;
if (!re->m_Faces)
re->m_Faces = new TArray<SMeshFace>;
re->m_Faces->Free();
int nOffs = mi->nFirstIndexId;
for(j=0; j<mi->nNumIndices-2; j+=3)
{
unsigned short * face = &GetIndices()[j+nOffs];
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *p0 = &pV[face[0]];
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *p1 = &pV[face[1]];
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *p2 = &pV[face[2]];
Vec3d v0 = p0->xyz;
Vec3d v1 = p1->xyz;
Vec3d v2 = p2->xyz;
Vec3d face_normal = (v0-v1) ^ (v0-v2);
face_normal.Normalize();
SMeshFace fn;
fn.m_Normal = face_normal;
fn.m_Middle = (v0 + v1 + v2) / 3.0f;
re->m_Faces->AddElem(fn);
}
}
}
else
{
// assert(0);
unsigned int n;
for (i=0; i<m_pMats->Count(); i++)
{
CMatInfo *mi = m_pMats->Get(i);
CSimpleREOcLeaf *re = (CSimpleREOcLeaf*)mi->pRE;
if (!re)
continue;
if (!re->m_Faces)
re->m_Faces = new TArray<SMeshFace>;
re->m_Faces->Free();
int nOffs = mi->nFirstIndexId;
for (j=0; j<mi->m_dwNumSections; j++)
{
SPrimitiveGroup *g = &mi->m_pPrimitiveGroups[j];
g->nFirstFace = re->m_Faces->Num();
int incr;
switch (g->type)
{
case PT_LIST:
incr = 3;
break;
case PT_STRIP:
case PT_FAN:
incr = 1;
break;
}
int offs = g->offsIndex + nOffs;
for (n=0; n<g->numIndices-2; n+=incr)
{
int i0, i1, i2;
switch (g->type)
{
case PT_LIST:
i0 = GetIndices()[offs+n];
i1 = GetIndices()[offs+n+1];
i2 = GetIndices()[offs+n+2];
break;
case PT_STRIP:
i0 = GetIndices()[offs+n];
i1 = GetIndices()[offs+n+1];
i2 = GetIndices()[offs+n+2];
break;
case PT_FAN:
i0 = GetIndices()[offs+0];
i1 = GetIndices()[offs+n+1];
i2 = GetIndices()[offs+n+2];
break;
}
// ignore degenerate triangle
if (i0==i1 || i0==i2 || i1==i2)
continue;
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *p0 = &pV[i0];
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *p1 = &pV[i1];
struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F *p2 = &pV[i2];
Vec3d v0 = p0->xyz;
Vec3d v1 = p1->xyz;
Vec3d v2 = p2->xyz;
Vec3d face_normal = (v0-v1) ^ (v0-v2);
face_normal.Normalize();
SMeshFace fn;
fn.m_Normal = face_normal;
fn.m_Middle = (v0 + v1 + v2) / 3.0f;
re->m_Faces->AddElem(fn);
}
}
}
}
}
bool CSimpleLeafBuffer::CreateTangBuffer(CBasis * pBasises)
{
// if (!m_pBasises)
// PrepareTexSpaceBasis();
assert(pBasises);
SAFE_DELETE_ARRAY(m_pSecVertBuffer->m_VS[VSF_TANGENTS].m_VData);
// if (!m_pBasises)
// return false;
m_pSecVertBuffer->m_VS[VSF_TANGENTS].m_VData = new SPipTangents[m_SecVertCount];
SPipTangents *tn = (SPipTangents *)m_pSecVertBuffer->m_VS[VSF_TANGENTS].m_VData;
for (int i=0; i<m_SecVertCount; i++)
{
tn[i].m_Tangent[0] = pBasises[i].tangent[0];
tn[i].m_Tangent[1] = pBasises[i].tangent[1];
tn[i].m_Tangent[2] = pBasises[i].tangent[2];
tn[i].m_Binormal[0] = pBasises[i].binormal[0];
tn[i].m_Binormal[1] = pBasises[i].binormal[1];
tn[i].m_Binormal[2] = pBasises[i].binormal[2];
tn[i].m_TNormal[0] = pBasises[i].tnormal[0];
tn[i].m_TNormal[1] = pBasises[i].tnormal[1];
tn[i].m_TNormal[2] = pBasises[i].tnormal[2];
}
// CorrectTangentBasisesForPolyBump();
// Temporary basis vectors
// delete [] m_pBasises;
// m_pBasises = NULL;
return true;
}
#define PIP_TEX_EPS 0.001f
#define PIP_VER_EPS 0.001f
bool struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F::operator == (struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F & other)
{
assert(this != &other);
return fabs(xyz.x-other.xyz.x)<PIP_VER_EPS && fabs(xyz.y-other.xyz.y)<PIP_VER_EPS && fabs(xyz.z-other.xyz.z)<PIP_VER_EPS &&
fabs(normal.x-other.normal.x)<PIP_VER_EPS && fabs(normal.y-other.normal.y)<PIP_VER_EPS && fabs(normal.z-other.normal.z)<PIP_VER_EPS &&
fabs(st[0]-other.st[0])<PIP_TEX_EPS && fabs(st[1]-other.st[1])<PIP_TEX_EPS &&
(color.dcolor&0xffffff) == (other.color.dcolor&0xffffff);
}
int CSimpleLeafBuffer::FindInBuffer(struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F &opt, CBasis &origBasis, uint nMatInfo, uint *uiInfo, struct_VERTEX_FORMAT_P3F_N_COL4UB_TEX2F* _vbuff, CBasis *_vbasis, int _vcount, list2<unsigned short> * pHash, TArray<uint>& ShareNewInfo)
{
for(int i=0; i<pHash->Count(); i++)
{
int id = (*pHash)[i];
if(_vbuff[id] == opt)
{
if (ShareNewInfo[id] != nMatInfo)
continue;
if (origBasis.binormal.Dot(_vbasis[id].binormal) > 0.5f && origBasis.tangent.Dot(_vbasis[id].tangent) > 0.5f)
return (*pHash)[i];
}
}
return -1;
}
void CSimpleLeafBuffer::CorrectTangentBasisesForPolyBump( TangData * pDuplTangData )
{
TArray <bool> bUsedVerts;
int nBinormalStride=0, nTangentStride=0, nTNormalStride=0;
byte * pBinormal = GetBinormalPtr(nBinormalStride, 0, true);
byte * pTangent = GetTangentPtr(nTangentStride, 0, true);
byte * pTNormal = GetTNormalPtr(nTNormalStride, 0, true);
bUsedVerts.Reserve(GetIndices().Count());
for(int m=0; m<m_pMats->Count(); m++)
{
CMatInfo *pMI = m_pMats->Get(m);
if(!(pMI->m_Flags & MIF_POLYBUMP))
continue; // not polybump
bool bCloneSpace = false;
if (pMI->shaderItem.m_pShaderResources)
{
SRenderShaderResources *sr = pMI->shaderItem.m_pShaderResources;
if (sr->m_Textures[EFTT_BUMP] && sr->m_Textures[EFTT_BUMP]->m_TU.m_ITexPic && bCloneSpace)
continue;
}
if (m_nPrimetiveType != R_PRIMV_MULTI_GROUPS)
{
int nStart = pMI->nFirstIndexId;
int nEnd = nStart + pMI->nNumIndices;
assert(nEnd <= GetIndices().Count());
for( int i = nStart; i<nEnd; i++ )
{
int nVertId = GetIndices()[i];
if (bUsedVerts[nVertId])
continue;
bUsedVerts[nVertId] = true;
Vec3d vBin, vTan, vTnor;
if(pMI->m_Flags & MIF_INVPOLYBUMP)
{
vTan = Vec3d(1,0,0);
vBin = Vec3d(0,1,0);
vTnor = vTan.Cross(vBin);
}
else
{
vTan = Vec3d(-1,0,0);
vBin = Vec3d(0,1,0);
vTnor = vBin.Cross(vTan);
}
if ((UINT_PTR)pBinormal>256 && (UINT_PTR)pTangent>256)
{
Vec3d * vBinorm = (Vec3d *)&pBinormal[nBinormalStride*nVertId];
Vec3d * vTang = (Vec3d *)&pTangent [nTangentStride*nVertId];
Vec3d * vTNormal = (Vec3d *)&pTNormal [nTNormalStride*nVertId];
*vBinorm = vBin;
*vTang = vTan;
*vTNormal = vTnor;
}
if (pDuplTangData)
{
// int sn = pGeomInfo->m_rDupVertToNorVert[nVertId];
// assert(nVertId<pGeomInfo->m_nAllocatedTangNum);
pDuplTangData[nVertId].binormal = vBin;
pDuplTangData[nVertId].tangent = vTan;
pDuplTangData[nVertId].tnormal = vTnor;
}
}
}
else
{
for (int j=0; j<pMI->m_dwNumSections; j++)
{
SPrimitiveGroup *g = &pMI->m_pPrimitiveGroups[j];
int offs = g->offsIndex+pMI->nFirstIndexId;
for (uint n=0; n<g->numIndices; n++)
{
int nVertId = GetIndices()[n+offs];
if (bUsedVerts[nVertId])
continue;
bUsedVerts[nVertId] = true;
Vec3d vBin, vTan, vTnor;
if(pMI->m_Flags & MIF_INVPOLYBUMP)
{
vTan = Vec3d(1,0,0);
vBin = Vec3d(0,1,0);
vTnor = vTan.Cross(vBin);
}
else
{
vTan = Vec3d(-1,0,0);
vBin = Vec3d(0,1,0);
vTnor = vBin.Cross(vTan);
}
if ((UINT_PTR)pBinormal>256 && (UINT_PTR)pTangent>256)
{
Vec3d * vBinorm = (Vec3d *)&pBinormal[nBinormalStride*nVertId];
Vec3d * vTang = (Vec3d *)&pTangent [nTangentStride*nVertId];
Vec3d * vTNormal = (Vec3d *)&pTNormal [nTNormalStride*nVertId];
*vBinorm = vBin;
*vTang = vTan;
*vTNormal = vTnor;
}
if (pDuplTangData)
{
// int sn = pGeomInfo->m_rDupVertToNorVert[nVertId];
// assert(nVertId<pGeomInfo->m_nAllocatedTangNum);
pDuplTangData[nVertId].binormal = vBin;
pDuplTangData[nVertId].tangent = vTan;
pDuplTangData[nVertId].tnormal = vTnor;
}
}
}
}
}
bUsedVerts.Free();
}
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