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fteqw/plugins/hl2/mat_vmt.c
Spoike 1d1f2ad526 Add the vmt-specific glsl files to the hl2 plugin. 
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@6116 fc73d0e0-1445-4013-8a0c-d673dee63da5
2021-11-08 08:47:27 +00:00

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#include "../plugin.h"
#include "shader.h"
static plugfsfuncs_t *fsfuncs;
typedef struct shaderparsestate_s parsestate_t;
typedef struct
{
char **savefile;
char *sourcefile;
char type[MAX_QPATH];
char normalmap[MAX_QPATH];
struct
{
char name[MAX_QPATH];
} tex[5];
char envmap[MAX_QPATH];
char envmapmask[MAX_QPATH];
char envfrombase;
char halflambert;
float alphatestref;
char *blendfunc;
qboolean alphatest;
qboolean culldisable;
qboolean ignorez;
char *replaceblock;
} vmtstate_t;
static void VARGS Q_strlcatfz (char *dest, size_t *offset, size_t size, const char *fmt, ...) LIKEPRINTF(4);
static void VARGS Q_strlcatfz (char *dest, size_t *offset, size_t size, const char *fmt, ...)
{
va_list argptr;
dest += *offset;
size -= *offset;
va_start (argptr, fmt);
Q_vsnprintfz(dest, size, fmt, argptr);
va_end (argptr);
*offset += strlen(dest);
}
static void Q_StrCat(char **ptr, const char *append)
{
size_t oldlen = *ptr?strlen(*ptr):0;
size_t newlen = strlen(append);
char *newptr = plugfuncs->Malloc(oldlen+newlen+1);
memcpy(newptr, *ptr, oldlen);
memcpy(newptr+oldlen, append, newlen);
newptr[oldlen+newlen] = 0;
plugfuncs->Free(*ptr);
*ptr = newptr;
}
//case comparisons are specific to ascii only, so this should be 'safe' for utf-8 strings too.
int Q_strncasecmp (const char *s1, const char *s2, int n)
{
int c1, c2;
while (1)
{
c1 = *s1++;
c2 = *s2++;
if (!n--)
return 0; // strings are equal until end point
if (c1 != c2)
{
if (c1 >= 'a' && c1 <= 'z')
c1 -= ('a' - 'A');
if (c2 >= 'a' && c2 <= 'z')
c2 -= ('a' - 'A');
if (c1 != c2)
{ // strings not equal
if (c1 > c2)
return 1; // strings not equal
return -1;
}
}
if (!c1)
return 0; // strings are equal
// s1++;
// s2++;
}
return -1;
}
int Q_strcasecmp (const char *s1, const char *s2)
{
return Q_strncasecmp (s1, s2, 0x7fffffff);
}
static qboolean VMT_ReadVMT(const char *materialname, vmtstate_t *st); //this is made more complicated on account of includes allowing recursion
static char *VMT_ParseBlock(const char *fname, vmtstate_t *st, char *line)
{ //assumes the open { was already parsed, but will parse the close.
char *replace = NULL;
com_tokentype_t ttype;
char key[MAX_OSPATH];
char value[MAX_OSPATH];
char *qmark;
qboolean cond;
for(;line;)
{
line = cmdfuncs->ParseToken(line, key, sizeof(key), &ttype);
if (ttype == TTP_RAWTOKEN && !strcmp(key, "}"))
break; //end-of-block
line = cmdfuncs->ParseToken(line, value, sizeof(value), &ttype);
if (ttype == TTP_RAWTOKEN && !strcmp(value, "{"))
{ //sub block. we don't go into details here.
if (!Q_strcasecmp(key, "replace"))
replace = line;
else
Con_DPrintf("%s: Unknown block \"%s\"\n", fname, key);
line = VMT_ParseBlock(fname, NULL, line);
continue;
}
while ((qmark = strchr(key, '?')))
{
*qmark++ = 0;
if (!Q_strcasecmp(key, "srgb"))
cond = false;//!!(vid.flags & VID_SRGBAWARE);
else
{
Con_DPrintf("%s: Unknown vmt conditional \"%s\"\n", fname, key);
cond = false;
}
if (!cond)
{
*key = 0;
break;
}
else
memmove(key, qmark, strlen(qmark)+1);
}
if (!*key || !st)
;
else if (!Q_strcasecmp(key, "include"))
{
if (!VMT_ReadVMT(value, st))
return NULL;
}
else if (!Q_strcasecmp(key, "$basetexture") || !Q_strcasecmp(key, "$hdrbasetexture")) //fixme: hdr version should probably override the other. order matters.
Q_strlcpy(st->tex[0].name, value, sizeof(st->tex[0].name));
else if (!Q_strcasecmp(key, "$hdrcompressedtexture")) //named texture is R8G8B8E8 and needs to be decompressed manually... should probably just use e5bgr9 but we don't have a way to transcode it here.
;
else if (!Q_strcasecmp(key, "$basetexturetransform"))
;
else if (!Q_strcasecmp(key, "$bumpmap")) // same as normalmap ~eukara
{
Q_strlcpy(st->normalmap, value, sizeof(st->normalmap));
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
}
else if (!Q_strcasecmp(key, "$ssbump"))
;
else if (!Q_strcasecmp(key, "$ssbumpmathfix"))
;
else if (!Q_strcasecmp(key, "$basetexture2") || !strcmp(key, "$texture2"))
Q_strlcpy(st->tex[1].name, value, sizeof(st->tex[1].name));
else if (!Q_strcasecmp(key, "$basetexturetransform2"))
;
else if (!Q_strcasecmp(key, "$surfaceprop"))
;
else if (!Q_strcasecmp(key, "$ignorez"))
st->ignorez = !!atoi(value);
else if (!Q_strcasecmp(key, "$nocull") && (!strcmp(value, "1")||!strcmp(value, "0")))
st->culldisable = atoi(value);
else if (!Q_strcasecmp(key, "$alphatest") && (!strcmp(value, "1")||!strcmp(value, "0")))
st->alphatest = atoi(value);
else if (!Q_strcasecmp(key, "$alphatestreference"))
st->alphatestref = atof(value);
else if (!Q_strcasecmp(key, "$alphafunc"))
{
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
}
else if (!Q_strcasecmp(key, "$alpha"))
{
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
}
else if (!Q_strcasecmp(key, "$translucent"))
{
if (atoi(value))
st->blendfunc = "src_alpha one_minus_src_alpha\n";
}
else if (!Q_strcasecmp(key, "$additive"))
{
if (atoi(value))
st->blendfunc = "src_one one_minus_src_alpha\n";
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
}
else if (!Q_strcasecmp(key, "$halflambert"))
st->halflambert = 1;
else if (!Q_strcasecmp(key, "$color"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$vertexcolor"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$vertexalpha"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$decal"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$decalscale"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$decalsize"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$envmap"))
Q_strlcpy(st->envmap, value, sizeof(st->envmap));
else if (!Q_strcasecmp(key, "$envmapmask"))
Q_strlcpy(st->envmapmask, value, sizeof(st->envmapmask));
else if (!Q_strcasecmp(key, "$envmapcontrast"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$envmaptint"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$envmapsaturation"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$basealphaenvmapmask"))
st->envfrombase=1;
else if (!Q_strcasecmp(key, "$normalmapalphaenvmapmask"))
st->envfrombase=0;
else if (!Q_strcasecmp(key, "$crackmaterial"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$selfillum"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$selfillummask"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$selfillumtint"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$nofog"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$nomip"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$nodecal"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$detail"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$detailscale"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$detailtint"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$detailblendfactor"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$detailblendmode"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$surfaceprop2"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$AllowAlphaToCoverage"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$blendmodulatetexture"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
//water/reflection stuff
else if (!Q_strcasecmp(key, "$refracttinttexture"))
Q_strlcpy(st->tex[0].name, value, sizeof(st->tex[0].name));
else if (!Q_strcasecmp(key, "$refracttexture"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$refractamount"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$refracttint"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$reflecttexture"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$reflectamount"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$reflecttint"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$fresnelpower"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$minreflectivity"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$maxreflectivity"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$normalmap"))
{
Q_strlcpy(st->normalmap, value, sizeof(st->normalmap));
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
}
else if (!Q_strcasecmp(key, "$bumpframe"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$fogenable"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$fogcolor"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$fogstart"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$fogend"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$abovewater"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$underwateroverlay"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$reflectentities"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$scale"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$bottommaterial"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$scroll1"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (!Q_strcasecmp(key, "$scroll2"))
Con_DPrintf("%s: %s \"%s\"\n", fname, key, value);
else if (*key == '%')
; //editor lines
else
Con_DPrintf("%s: Unknown field \"%s\"\n", fname, key);
}
if (replace)
VMT_ParseBlock(fname, st, replace);
return line;
}
static void Shader_GenerateFromVMT(parsestate_t *ps, vmtstate_t *st, const char *shortname, void (*LoadMaterialString)(parsestate_t *ps, const char *script))
{
size_t offset = 0;
char script[8192];
char *progargs = "";
if (!*st->tex[0].name) //fill in a default...
Q_strlcpy(st->tex[0].name, shortname, sizeof(st->tex[0].name));
if (st->alphatest)
progargs = "#MASK=0.5#MASKLT"; //alphamask has to be handled by glsl (when glsl is used)
Q_strlcatfz(script, &offset, sizeof(script), "\n");
if (!Q_strcasecmp(st->type, "WorldVertexTransition"))
{ //attempt to do terrain blending
Q_strlcpy(st->type, "vmt/transition#TWOWAY", sizeof(st->type));
Q_strlcatfz(script, &offset, sizeof(script), "\tprogram \"%s%s\"\n", st->type, progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
Q_strlcatfz(script, &offset, sizeof(script), "\tuppermap \"%s%s.vtf\"\n", strcmp(st->tex[1].name, "materials/")?"materials/":"", st->tex[1].name);
}
else if (!Q_strcasecmp(st->type, "Decal"))
{
Q_strlcpy(st->type, "vmt/vertexlit", sizeof(st->type));
Q_strlcatfz(script, &offset, sizeof(script), "\tprogram \"%s%s\"\n", st->type, progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
Q_strlcatfz(script, &offset, sizeof(script), "\tpolygonOffset 1\n");
}
else if (!Q_strcasecmp(st->type, "DecalModulate"))
{
Q_strlcatfz(script, &offset, sizeof(script),
"\t{\n"
"\t\tprogram \"vmt/vertexlit%s\"\n"
"\t\tblendFunc gl_dst_color gl_one_minus_src_alpha\n"
"\t}\n", progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
Q_strlcatfz(script, &offset, sizeof(script), "\tpolygonOffset 1\n");
}
else if (!Q_strcasecmp(st->type, "Water"))
{
Q_strlcatfz(script, &offset, sizeof(script),
"\t{\n"
"\t\tprogram \"vmt/water%s\"\n"
"\t\tmap $refraction\n"
"\t\tmap $reflection\n"
"\t}\n", progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
Q_strlcatfz(script, &offset, sizeof(script), "\tnormalmap \"%s%s.vtf\"\n", strcmp(st->normalmap, "materials/")?"materials/":"", st->normalmap);
}
else if (!Q_strcasecmp(st->type, "Refract"))
{
Q_strlcatfz(script, &offset, sizeof(script),
"\t{\n"
"\t\tprogram \"vmt/refract%s\"\n"
"\t\tmap $refraction\n"
"\t}\n", progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
Q_strlcatfz(script, &offset, sizeof(script), "\tnormalmap \"%s%s.vtf\"\n", strcmp(st->normalmap, "materials/")?"materials/":"", st->normalmap);
}
else if (!Q_strcasecmp(st->type, "VertexlitGeneric"))
{
if (*st->envmap && st->envfrombase)
{
if (st->halflambert)
Q_strlcpy(st->type, "vmt/vertexlit#ENVFROMBASE#HALFLAMBERT", sizeof(st->type));
else
Q_strlcpy(st->type, "vmt/vertexlit#ENVFROMBASE", sizeof(st->type));
}
else
{
if (st->halflambert)
Q_strlcpy(st->type, "vmt/vertexlit#HALFLAMBERT", sizeof(st->type));
else
Q_strlcpy(st->type, "vmt/vertexlit", sizeof(st->type));
}
Q_strlcatfz(script, &offset, sizeof(script), "\tprogram \"%s%s\"\n", st->type, progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
if (*st->normalmap)
Q_strlcatfz(script, &offset, sizeof(script), "\tnormalmap \"%s%s.vtf\"\n", strcmp(st->normalmap, "materials/")?"materials/":"", st->normalmap);
}
else if (!Q_strcasecmp(st->type, "LightmappedGeneric"))
{
/* reflectmask from diffuse map alpha */
if (*st->envmap && st->envfrombase)
Q_strlcpy(st->type, "vmt/lightmapped#ENVFROMBASE", sizeof(st->type));
else if (*st->envmap && *st->envmapmask) /* dedicated reflectmask */
Q_strlcpy(st->type, "vmt/lightmapped#ENVFROMMASK", sizeof(st->type));
else /* take from normalmap */
Q_strlcpy(st->type, "vmt/lightmapped", sizeof(st->type));
Q_strlcatfz(script, &offset, sizeof(script), "\tprogram \"%s%s\"\n", st->type, progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
if (*st->normalmap)
Q_strlcatfz(script, &offset, sizeof(script), "\tnormalmap \"%s%s.vtf\"\n", strcmp(st->normalmap, "materials/")?"materials/":"", st->normalmap);
}
else
{
/* render-target camera/monitor - eukara*/
if (!Q_strcasecmp(st->tex[0].name, "_rt_Camera"))
Q_strlcatfz(script, &offset, sizeof(script),
"\t{\n"
"\t\tmap $rt:base\n"
"\t}\n"/*, progargs*/);
else
{
/* the default should just be unlit, let's not make any assumptions - eukara*/
Q_strlcpy(st->type, "vmt/unlit", sizeof(st->type));
Q_strlcatfz(script, &offset, sizeof(script), "\tprogram \"%s%s\"\n", st->type, progargs);
Q_strlcatfz(script, &offset, sizeof(script), "\tdiffusemap \"%s%s.vtf\"\n", strcmp(st->tex[0].name, "materials/")?"materials/":"", st->tex[0].name);
}
}
if (*st->envmapmask)
Q_strlcatfz(script, &offset, sizeof(script), "\treflectmask \"%s%s.vtf\"\n", strcmp(st->envmapmask, "materials/")?"materials/":"", st->envmapmask);
if (*st->envmap && strcmp(st->envmap, "env_cubemap"))
Q_strlcatfz(script, &offset, sizeof(script), "\treflectcube \"%s%s.vtf\"\n", strcmp(st->envmap, "materials/")?"materials/":"", st->envmap);
if (st->alphatest)
Q_strlcatfz(script, &offset, sizeof(script), "\talphatest ge128\n");
if (st->culldisable)
Q_strlcatfz(script, &offset, sizeof(script), "\tcull disable\n");
if (st->ignorez)
Q_strlcatfz(script, &offset, sizeof(script), "\tnodepth\n");
if (st->blendfunc)
Q_strlcatfz(script, &offset, sizeof(script), "\tprogblendfunc %s\n", st->blendfunc);
Q_strlcatfz(script, &offset, sizeof(script), "}\n");
LoadMaterialString(ps, script);
if (st->sourcefile)
{ //cat the original file on there...
if (st->savefile)
{
char *winsucks; //strip any '\r' chars in there that like to show as ugly glyphs.
for (winsucks = st->sourcefile; *winsucks; winsucks++)
if (*winsucks=='\r')
*winsucks = ' ';
Q_StrCat(st->savefile, "\n/*\n");
Q_StrCat(st->savefile, st->sourcefile);
Q_StrCat(st->savefile, "*/");
}
plugfuncs->Free(st->sourcefile);
}
}
static qboolean VMT_ReadVMT(const char *fname, vmtstate_t *st)
{
char *line, *file = NULL;
com_tokentype_t ttype;
char token[MAX_QPATH];
char *prefix="", *postfix="";
//don't dupe the mandatory materials/ prefix
if (strncmp(fname, "materials/", 10))
prefix = "materials/";
if (strcmp(fsfuncs->GetExtension(fname, NULL), ".vmt"))
postfix = ".vmt";
Q_snprintfz(token, sizeof(token), "%s%s%s", prefix, fname, postfix);
file = fsfuncs->LoadFile(token, NULL);
if (file)
{
if (st->savefile)
{
if (st->sourcefile)
{
Q_StrCat(&st->sourcefile, fname);
Q_StrCat(&st->sourcefile, ":\n");
Q_StrCat(&st->sourcefile, file);
}
else
Q_StrCat(&st->sourcefile, file);
}
line = file;
line = cmdfuncs->ParseToken(line, st->type, sizeof(st->type), &ttype);
line = cmdfuncs->ParseToken(line, token, sizeof(token), &ttype);
if (!strcmp(token, "{"))
{
line = VMT_ParseBlock(fname, st, line);
}
plugfuncs->Free(file);
return !!line;
}
return false;
}
static qboolean Shader_LoadVMT(parsestate_t *ps, const char *filename, void (*LoadMaterialString)(parsestate_t *ps, const char *script))
{
vmtstate_t st;
memset(&st, 0, sizeof(st));
st.savefile = NULL;//ps->saveshaderbody;
if (!VMT_ReadVMT(filename, &st))
{
if (st.sourcefile)
plugfuncs->Free(st.sourcefile);
return false;
}
Shader_GenerateFromVMT(ps, &st, filename, LoadMaterialString);
return true;
}
static struct sbuiltin_s vmtprograms[] =
{
#include "mat_vmt_progs.h"
{QR_NONE}
};
static plugmaterialloaderfuncs_t vmtfuncs =
{
"HL2 VMT",
Shader_LoadVMT,
vmtprograms,
};
qboolean VMT_Init(void)
{
fsfuncs = plugfuncs->GetEngineInterface(plugfsfuncs_name, sizeof(*fsfuncs));
if (!fsfuncs)
return false;
return plugfuncs->ExportInterface(plugmaterialloaderfuncs_name, &vmtfuncs, sizeof(vmtfuncs));
}
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