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q3cellshading/q3radiant/ECLASS.CPP
gmiranda db8ca37fa3 Initial commit 
git-svn-id: https://svn.code.sf.net/p/q3cellshading/code/trunk@2 db09e94b-7117-0410-a7e6-85ae5ff6e0e9
2006-07-05 14:05:49 +00:00

932 lines
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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
Quake III Arena source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "stdafx.h"
#include "qe3.h"
#include "io.h"
#include "pakstuff.h"
//#include "qertypes.h"
eclass_t *eclass = NULL;
eclass_t *eclass_bad = NULL;
char eclass_directory[1024];
// md3 cache for misc_models
eclass_t *g_md3Cache = NULL;
/*
the classname, color triple, and bounding box are parsed out of comments
A ? size means take the exact brush size.
/*QUAKED <classname> (0 0 0) ?
/*QUAKED <classname> (0 0 0) (-8 -8 -8) (8 8 8)
Flag names can follow the size description:
/*QUAKED func_door (0 .5 .8) ? START_OPEN STONE_SOUND DOOR_DONT_LINK GOLD_KEY SILVER_KEY
*/
void CleanEntityList(eclass_t *&pList)
{
while (pList)
{
eclass_t* pTemp = pList->next;
entitymodel *model = pList->model;
while (model != NULL)
{
delete []model->pTriList;
model = model->pNext;
}
if (pList->modelpath)
free(pList->modelpath);
if (pList->skinpath) // PGM
free(pList->skinpath); // PGM
free(pList->name);
free(pList->comments);
free(pList);
pList = pTemp;
}
pList = NULL;
}
void CleanUpEntities()
{
CleanEntityList(eclass);
CleanEntityList(g_md3Cache);
/*
while (eclass)
{
eclass_t* pTemp = eclass->next;
delete []eclass->pTriList;
if (eclass->modelpath)
free(eclass->modelpath);
if (eclass->skinpath) // PGM
free(eclass->skinpath); // PGM
free(eclass->name);
free(eclass->comments);
free(eclass);
eclass = pTemp;
}
eclass = NULL;
*/
if (eclass_bad)
{
free(eclass_bad->name);
free(eclass_bad->comments);
free(eclass_bad);
eclass_bad = NULL;
}
}
void ExtendBounds(vec3_t v, vec3_t &vMin, vec3_t &vMax)
{
for (int i = 0 ;i < 3 ;i++)
{
vec_t f = v[i];
if (f < vMin[i])
{
vMin[i] = f;
}
if (f > vMax[i])
{
vMax[i] = f;
}
}
}
// FIXME: this code is a TOTAL clusterfuck
//
void LoadModel(const char *pLocation, eclass_t *e, vec3_t &vMin, vec3_t &vMax, entitymodel *&pModel, const char *pSkin)
{
// this assumes a path only and uses tris.md2
// for the model and skin.pcx for the skin
char cPath[1024];
char cSkin[1024];
char cFullLocation[1024];
//struct _finddata_t fileinfo;
vMin[0] = vMin[1] = vMin[2] = 99999;
vMax[0] = vMax[1] = vMax[2] = -99999;
bool bMD3 = false;
bool bASE = false;
strcpy( cFullLocation, pLocation );
if (strstr(pLocation, ".md3"))
{
bMD3 = true;
}
else if (strstr(pLocation, ".md2") != NULL)
{
sprintf( cFullLocation, "%stris.md2", pLocation);
}
else if (strstr(pLocation, ".ase") != NULL)
{
bASE = true;
}
sprintf( cPath, "%s/%s", ValueForKey(g_qeglobals.d_project_entity, "basepath"), cFullLocation);
Sys_Printf("Loading model %s...", cPath);
unsigned char* p = NULL;
bool bOpen = (LoadFile(cPath, reinterpret_cast<void**>(&p)) > 0);
if (!bOpen)
{
Sys_Printf(" failed. Trying PAK file...");
// sprintf (cPath, "%stris.md2", pLocation);
strcpy (cPath, cFullLocation);
bOpen = (PakLoadAnyFile(cPath, reinterpret_cast<void**>(&p)) > 0);
}
if (bOpen)
{
Sys_Printf(" successful.\n");
if (bASE)
{
/*
free(p);
CString strOut;
::GetTempPath(1024, strOut.GetBuffer(1024));
strOut.ReleaseBuffer();
AddSlash(strOut);
strOut += "Temp.ase";
CopyFile(cPath, strOut, false);
CString strIn = strOut;
FindReplace(strOut, ".ase", ".md3");
strcpy(cPath, strIn);
strcpy(cSkin, strOut);
Q3Data_ProduceTempMD3(ValueForKey(g_qeglobals.d_project_entity, "basepath"), cPath, cSkin);
CString strModel = cPath;
if (LoadFile(strOut.GetBuffer(0), reinterpret_cast<void**>(&p)) == 0)
{
Sys_Printf(" Conversion from ASE failed.\n");
return;
}
bMD3 = true;
*/
}
if (bMD3)
{
md3Header_t header;
md3Surface_t *pSurface;
header = *(md3Header_t *)p;
if (pSkin != NULL)
{
strcpy(cSkin, pSkin);
}
else
{
cSkin[0] = '\0';
}
int n = header.numFrames;
pSurface = (md3Surface_t *) (p + header.ofsSurfaces);
for (int z = 0; z < header.numSurfaces; z++ )
{
int nTris = pSurface->numTriangles;
//unsigned char* pTris = reinterpret_cast<unsigned char*>(pSurface);
//pTris += pSurface->ofsTriangles;
if (nTris > 0)
{
int nStart = 0;
if (pModel->pTriList == NULL)
{
pModel->nModelPosition = 0;
pModel->pTriList = new trimodel[nTris];
pModel->nTriCount = nTris;
}
else
{
// already have one so we need to reallocate
int nNewCount = pModel->nTriCount + nTris;
trimodel* pNewModels = new trimodel[nNewCount];
for (int i = 0; i < pModel->nTriCount; i++)
{
memcpy(&pNewModels[i], &pModel->pTriList[i], sizeof(trimodel));
}
nStart = pModel->nTriCount;
pModel->nTriCount = nNewCount;
//nTris = nNewCount;
delete [] pModel->pTriList;
pModel->pTriList = pNewModels;
}
md3Triangle_t *pTris = reinterpret_cast<md3Triangle_t*>((reinterpret_cast<unsigned char*>(pSurface) + pSurface->ofsTriangles));
md3XyzNormal_t *pXyz = reinterpret_cast<md3XyzNormal_t*>((reinterpret_cast<unsigned char*>(pSurface) + pSurface->ofsXyzNormals));
if (e->nFrame < pSurface->numFrames)
{
pXyz += (e->nFrame * pSurface->numVerts);
}
md3St_t *pST = reinterpret_cast<md3St_t*>((reinterpret_cast<unsigned char*>(pSurface) + pSurface->ofsSt));
for (int i = 0; i < nTris; i++)
{
for (int k = 0; k < 3; k ++)
{
for (int j = 0; j < 3; j++)
{
//e->pTriList[i].v[k][j] = (f->verts[tri.index_xyz[k]].v[j] * f->scale[j] + f->translate[j]);
pModel->pTriList[nStart].v[k][j] = pXyz[pTris[i].indexes[k]].xyz[j] * MD3_XYZ_SCALE;
}
pModel->pTriList[nStart].st[k][0] = pST[pTris[i].indexes[k]].st[0];
pModel->pTriList[nStart].st[k][1] = pST[pTris[i].indexes[k]].st[1];
ExtendBounds (pModel->pTriList[nStart].v[k], vMin, vMax);
}
nStart++;
}
}
md3Shader_t *pShader = reinterpret_cast<md3Shader_t*>((reinterpret_cast<unsigned char*>(pSurface) + pSurface->ofsShaders));
sprintf (cPath, "%s/%s", ValueForKey(g_qeglobals.d_project_entity, "basepath"), pShader->name);
strlwr(cPath);
pModel->nTextureBind = Texture_LoadSkin(cPath, &pModel->nSkinWidth, &pModel->nSkinHeight);
if (pModel->nTextureBind == -1)
{
Sys_Printf("Model skin load failed on texture %s\n", cPath);
}
pSurface = (md3Surface_t *) ((( char * ) pSurface) + pSurface->ofsEnd);
pModel->pNext = reinterpret_cast<entitymodel_t*>(qmalloc(sizeof(entitymodel_t)));
pModel = pModel->pNext;
}
}
else
{
dmdl_t model;
daliasframe_t *f;
unsigned char* pTris = p;
dstvert_t *pST = NULL;
int nTris = 0;
// grab model params
memcpy(&model, p, sizeof(dmdl_t));
f = (daliasframe_t*)(p + model.ofs_frames);
pTris += model.ofs_tris;
pST = reinterpret_cast<dstvert_t*>(p + model.ofs_st);
nTris = model.num_tris;
if(pSkin)
{
strcpy (cSkin, pSkin);
if ((cSkin[strlen(cSkin)-1] == '\\') || (cSkin[strlen(cSkin)-1] == '/'))
strcat(cSkin, "skin.pcx\0");
}
else
{
strcpy(cSkin, (char *)(p + model.ofs_skins));
}
sprintf (cPath, "%s/%s", ValueForKey(g_qeglobals.d_project_entity, "basepath"), cSkin);
strlwr(cPath);
pModel->nTextureBind = Texture_LoadSkin(cPath, &pModel->nSkinWidth, &pModel->nSkinHeight);
if (pModel->nTextureBind == -1)
{
Sys_Printf("Model skin load failed on texture %s\n", cPath);
}
int nStart = 0;
if (pModel->pTriList == NULL)
{
pModel->nModelPosition = 0;
pModel->pTriList = new trimodel[nTris];
pModel->nTriCount = nTris;
}
else
{
// already have one so we need to reallocate
int nNewCount = pModel->nTriCount + nTris;
trimodel* pNewModels = new trimodel[nNewCount];
for (int i = 0; i < pModel->nTriCount; i++)
{
memcpy(&pNewModels[i], &pModel->pTriList[i], sizeof(trimodel));
}
nStart = pModel->nTriCount;
pModel->nTriCount = nNewCount;
nTris = nNewCount;
delete [] pModel->pTriList;
pModel->pTriList = pNewModels;
}
for (int i = nStart; i < nTris; i++)
{
dtriangle_t tri;
memcpy(&tri, pTris, sizeof(dtriangle_t));
for (int k = 0; k < 3; k ++)
{
for (int j = 0; j < 3; j++)
{
pModel->pTriList[i].v[k][j] = (f->verts[tri.index_xyz[k]].v[j] * f->scale[j] + f->translate[j]);
}
pModel->pTriList[i].st[k][0] = pST[tri.index_st[k]].s / pModel->nSkinWidth;
pModel->pTriList[i].st[k][1] = pST[tri.index_st[k]].t / pModel->nSkinHeight;;
ExtendBounds (pModel->pTriList[i].v[k], vMin, vMax);
}
pTris += sizeof(dtriangle_t);
}
}
free(p);
}
else
{
Sys_Printf(" failed.\n");
}
#if 0
if (pModel->pTriList != NULL && pModel->nTriCount > 0 && !bMD3)
{
if(fabs(vMin[2]) < ((vMax[2]-vMin[2]) / 10.0)) // > 90% above 0 point.
pModel->nModelPosition = 1;
// sprintf (cPath, "%s/%sskin.pcx", ValueForKey(g_qeglobals.d_project_entity, "basepath"), pLocation);
sprintf (cPath, "%s/%s", ValueForKey(g_qeglobals.d_project_entity, "basepath"), cSkin);
pModel->nTextureBind = Texture_LoadSkin(cPath, &pModel->nSkinWidth, &pModel->nSkinHeight);
if (pModel->nTextureBind == -1)
{
// sprintf (cPath, "%sskin.pcx", pLocation);
strcpy (cPath, cSkin);
pModel->nTextureBind = Texture_LoadSkin(cPath, &pModel->nSkinWidth, &pModel->nSkinHeight);
}
}
#endif
}
void setSpecialLoad(eclass_t *e, const char* pWhat, char*& p)
{
CString str = e->comments;
int n = str.Find(pWhat);
if (n >= 0)
{
char* pText = e->comments + n + strlen(pWhat);
if (*pText == '\"')
pText++;
str = "";
while (*pText != '\"' && *pText != '\0')
{
str += *pText;
pText++;
}
if (str.GetLength() > 0)
{
p = strdup(str);
//--LoadModel(str, e);
}
}
}
char *debugname;
eclass_t *Eclass_InitFromText (char *text)
{
char *t;
int len;
int r, i;
char parms[256], *p;
eclass_t *e;
char color[128];
e = (eclass_t*)qmalloc(sizeof(*e));
memset (e, 0, sizeof(*e));
text += strlen("/*QUAKED ");
// grab the name
text = COM_Parse (text);
e->name = (char*)qmalloc (strlen(com_token)+1);
strcpy (e->name, com_token);
debugname = e->name;
// grab the color, reformat as texture name
r = sscanf (text," (%f %f %f)", &e->color[0], &e->color[1], &e->color[2]);
if (r != 3)
return e;
sprintf (color, "(%f %f %f)", e->color[0], e->color[1], e->color[2]);
//strcpy (e->texdef.name, color);
e->texdef.SetName(color);
while (*text != ')')
{
if (!*text)
return e;
text++;
}
text++;
// get the size
text = COM_Parse (text);
if (com_token[0] == '(')
{ // parse the size as two vectors
e->fixedsize = true;
r = sscanf (text,"%f %f %f) (%f %f %f)", &e->mins[0], &e->mins[1], &e->mins[2],
&e->maxs[0], &e->maxs[1], &e->maxs[2]);
if (r != 6)
return e;
for (i=0 ; i<2 ; i++)
{
while (*text != ')')
{
if (!*text)
return e;
text++;
}
text++;
}
}
else
{ // use the brushes
}
// get the flags
// copy to the first /n
p = parms;
while (*text && *text != '\n')
*p++ = *text++;
*p = 0;
text++;
// any remaining words are parm flags
p = parms;
for (i=0 ; i<8 ; i++)
{
p = COM_Parse (p);
if (!p)
break;
strcpy (e->flagnames[i], com_token);
}
// find the length until close comment
for (t=text ; t[0] && !(t[0]=='*' && t[1]=='/') ; t++)
;
// copy the comment block out
len = t-text;
e->comments = (char*)qmalloc (len+1);
memcpy (e->comments, text, len);
#if 0
for (i=0 ; i<len ; i++)
if (text[i] == '\n')
e->comments[i] = '\r';
else
e->comments[i] = text[i];
#endif
e->comments[len] = 0;
setSpecialLoad(e, "model=", e->modelpath);
setSpecialLoad(e, "skin=", e->skinpath);
char *pFrame = NULL;
setSpecialLoad(e, "frame=", pFrame);
if (pFrame != NULL)
{
e->nFrame = atoi(pFrame);
}
if(!e->skinpath)
setSpecialLoad(e, "texture=", e->skinpath);
// setup show flags
e->nShowFlags = 0;
if (strcmpi(e->name, "light") == 0)
{
e->nShowFlags |= ECLASS_LIGHT;
}
if ( (strnicmp(e->name, "info_player", strlen("info_player")) == 0)
||(strnicmp(e->name, "path_corner", strlen("path_corner")) == 0)
||(strnicmp(e->name, "team_ctf", strlen("team_ctf")) == 0) )
{
e->nShowFlags |= ECLASS_ANGLE;
}
if (strcmpi(e->name, "path") == 0)
{
e->nShowFlags |= ECLASS_PATH;
}
if (strcmpi(e->name, "misc_model") == 0)
{
e->nShowFlags |= ECLASS_MISCMODEL;
}
return e;
}
qboolean Eclass_hasModel(eclass_t *e, vec3_t &vMin, vec3_t &vMax)
{
if (e->modelpath != NULL)
{
if (e->model == NULL)
{
e->model = reinterpret_cast<entitymodel_t*>(qmalloc(sizeof(entitymodel_t)));
}
char *pModelBuff = strdup(e->modelpath);
char *pSkinBuff = NULL;
if (e->skinpath)
{
pSkinBuff = strdup(e->skinpath);
}
CStringList Models;
CStringList Skins;
char* pToken = strtok(pModelBuff, ";\0");
while (pToken != NULL)
{
Models.AddTail(pToken);
pToken = strtok(NULL, ";\0");
}
if (pSkinBuff != NULL)
{
pToken = strtok(pSkinBuff, ";\0");
while (pToken != NULL)
{
Skins.AddTail(pToken);
pToken = strtok(NULL, ";\0");
}
}
entitymodel *model = e->model;
for (int i = 0; i < Models.GetCount(); i++)
{
char *pSkin = NULL;
if (i < Skins.GetCount())
{
pSkin = Skins.GetAt(Skins.FindIndex(i)).GetBuffer(0);
}
LoadModel(Models.GetAt(Models.FindIndex(i)), e, vMin, vMax, model, pSkin);
model->pNext = reinterpret_cast<entitymodel_t*>(qmalloc(sizeof(entitymodel_t)));
model = model->pNext;
}
// at this poitn vMin and vMax contain the min max of the model
// which needs to be centered at origin 0, 0, 0
VectorSnap(vMin);
VectorSnap(vMax);
if (vMax[0] - vMin[0] < 2)
{
vMin[0] -= 1;
vMax[0] += 1;
}
if (vMin[1] - vMax[1] < 2)
{
vMin[1] -= 1;
vMax[1] += 1;
}
if (vMax[2] - vMin[2] < 2)
{
vMax[2] -= 1;
vMax[2] += 1;
}
vec3_t vTemp;
VectorAdd(vMin, vMax, vTemp);
VectorScale(vTemp, 0.5, vTemp);
model = e->model;
while (model != NULL)
{
for (i = 0; i < model->nTriCount; i++)
{
for (int j = 0; j < 3; j++)
{
;//VectorSubtract(model->pTriList[i].v[j], vTemp, model->pTriList[i].v[j]);
}
}
model = model->pNext;
}
free(pModelBuff);
free(e->modelpath);
e->modelpath = NULL;
if(e->skinpath)
{
free(e->skinpath);
e->skinpath = NULL;
free(pSkinBuff);
}
}
return (e->model != NULL && e->model->nTriCount > 0);
}
void EClass_InsertSortedList(eclass_t *&pList, eclass_t *e)
{
eclass_t *s;
if (!pList)
{
pList = e;
return;
}
s = pList;
if (stricmp (e->name, s->name) < 0)
{
e->next = s;
pList = e;
return;
}
do
{
if (!s->next || stricmp (e->name, s->next->name) < 0)
{
e->next = s->next;
s->next = e;
return;
}
s=s->next;
} while (1);
}
/*
=================
Eclass_InsertAlphabetized
=================
*/
void Eclass_InsertAlphabetized (eclass_t *e)
{
#if 1
EClass_InsertSortedList(eclass, e);
#else
eclass_t *s;
if (!eclass)
{
eclass = e;
return;
}
s = eclass;
if (stricmp (e->name, s->name) < 0)
{
e->next = s;
eclass = e;
return;
}
do
{
if (!s->next || stricmp (e->name, s->next->name) < 0)
{
e->next = s->next;
s->next = e;
return;
}
s=s->next;
} while (1);
#endif
}
/*
=================
Eclass_ScanFile
=================
*/
qboolean parsing_single = false;
qboolean eclass_found;
eclass_t *eclass_e;
//#ifdef BUILD_LIST
extern bool g_bBuildList;
CString strDefFile;
//#endif
void Eclass_ScanFile (char *filename)
{
int size;
char *data;
eclass_t *e;
int i;
char temp[1024];
QE_ConvertDOSToUnixName( temp, filename );
Sys_Printf ("ScanFile: %s\n", temp);
// BUG
size = LoadFile (filename, (void**)&data);
eclass_found = false;
for (i=0 ; i<size ; i++)
if (!strncmp(data+i, "/*QUAKED",8))
{
//#ifdef BUILD_LIST
if (g_bBuildList)
{
CString strDef = "";
int j = i;
while (1)
{
strDef += *(data+j);
if (*(data+j) == '/' && *(data+j-1) == '*')
break;
j++;
}
strDef += "\r\n\r\n\r\n";
strDefFile += strDef;
}
//#endif
e = Eclass_InitFromText (data+i);
if (e)
Eclass_InsertAlphabetized (e);
else
printf ("Error parsing: %s in %s\n",debugname, filename);
// single ?
eclass_e = e;
eclass_found = true;
if ( parsing_single )
break;
}
free (data);
}
void Eclass_InitForSourceDirectory (char *path)
{
struct _finddata_t fileinfo;
int handle;
char filename[1024];
char filebase[1024];
char temp[1024];
char *s;
QE_ConvertDOSToUnixName( temp, path );
Sys_Printf ("Eclass_InitForSourceDirectory: %s\n", temp );
strcpy (filebase, path);
s = filebase + strlen(filebase)-1;
while (*s != '\\' && *s != '/' && s!=filebase)
s--;
*s = 0;
CleanUpEntities();
eclass = NULL;
//#ifdef BUILD_LIST
if (g_bBuildList)
strDefFile = "";
//#endif
handle = _findfirst (path, &fileinfo);
if (handle != -1)
{
do
{
sprintf (filename, "%s\\%s", filebase, fileinfo.name);
Eclass_ScanFile (filename);
} while (_findnext( handle, &fileinfo ) != -1);
_findclose (handle);
}
//#ifdef BUILD_LIST
if (g_bBuildList)
{
CFile file;
if (file.Open("c:\\entities.def", CFile::modeCreate | CFile::modeWrite))
{
file.Write(strDefFile.GetBuffer(0), strDefFile.GetLength());
file.Close();
}
}
//#endif
eclass_bad = Eclass_InitFromText ("/*QUAKED UNKNOWN_CLASS (0 0.5 0) ?");
}
eclass_t *Eclass_ForName (char *name, qboolean has_brushes)
{
eclass_t *e;
char init[1024];
#ifdef _DEBUG
// grouping stuff, not an eclass
if (strcmp(name, "group_info")==0)
Sys_Printf("WARNING: unexpected group_info entity in Eclass_ForName\n");
#endif
if (!name)
return eclass_bad;
for (e=eclass ; e ; e=e->next)
if (!strcmp (name, e->name))
return e;
// create a new class for it
if (has_brushes)
{
sprintf (init, "/*QUAKED %s (0 0.5 0) ?\nNot found in source.\n", name);
e = Eclass_InitFromText (init);
}
else
{
sprintf (init, "/*QUAKED %s (0 0.5 0) (-8 -8 -8) (8 8 8)\nNot found in source.\n", name);
e = Eclass_InitFromText (init);
}
Eclass_InsertAlphabetized (e);
return e;
}
eclass_t* GetCachedModel(entity_t *pEntity, const char *pName, vec3_t &vMin, vec3_t &vMax)
{
eclass_t *e = NULL;
if (pName == NULL || strlen(pName) == 0)
{
return NULL;
}
for (e = g_md3Cache; e ; e = e->next)
{
if (!strcmp (pName, e->name))
{
pEntity->md3Class = e;
VectorCopy(e->mins, vMin);
VectorCopy(e->maxs, vMax);
return e;
}
}
e = (eclass_t*)qmalloc(sizeof(*e));
memset (e, 0, sizeof(*e));
e->name = strdup(pName);
e->modelpath = strdup(pName);
e->skinpath = strdup(pName);
char *p = strstr(e->skinpath, ".md3");
if (p != NULL)
{
p++;
strncpy(p, "tga", 3);
}
else
{
free(e->skinpath);
e->skinpath = NULL;
}
e->color[0] = e->color[2] = 0.85;
if (Eclass_hasModel(e, vMin, vMax))
{
EClass_InsertSortedList(g_md3Cache, e);
VectorCopy(vMin, e->mins);
VectorCopy(vMax, e->maxs);
pEntity->md3Class = e;
return e;
}
return NULL;
}
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