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|
#include"export_Plugin.h"
#include <math.h>
using namespace std;
#ifdef WIN32
#include<windows.h>
#ifndef FILE_MAXDIR
#define FILE_MAXDIR 160
#endif
#ifndef FILE_MAXFILE
#define FILE_MAXFILE 80
#endif
static string find_path()
{
HKEY hkey;
DWORD dwType, dwSize;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,"Software\\YafRay Team\\YafRay",0,KEY_READ,&hkey)==ERROR_SUCCESS)
{
dwType = REG_EXPAND_SZ;
dwSize = MAX_PATH;
DWORD dwStat;
char *pInstallDir=new char[MAX_PATH];
dwStat=RegQueryValueEx(hkey, TEXT("InstallDir"),
NULL, NULL,(LPBYTE)pInstallDir, &dwSize);
if (dwStat == NO_ERROR)
{
string res=pInstallDir;
delete [] pInstallDir;
return res;
}
else
cout << "Couldn't READ \'InstallDir\' value. Is yafray correctly installed?\n";
delete [] pInstallDir;
RegCloseKey(hkey);
}
else
cout << "Couldn't FIND registry key for yafray, is it installed?\n";
return string("");
}
static int createDir(char* name)
{
if (BLI_exists(name))
return 2; //exists
if (CreateDirectory((LPCTSTR)(name), NULL)) {
cout << "Directory: " << name << " created\n";
return 1; // created
}
else {
cout << "Could not create directory: " << name << endl;
return 0; // fail
}
}
extern "C" { extern char bprogname[]; }
// add drive character if not in path string, using blender executable location as reference
static void addDrive(string &path)
{
int sp = path.find_first_of(":");
if (sp==-1) {
string blpath = bprogname;
sp = blpath.find_first_of(":");
if (sp!=-1) path = blpath.substr(0, sp+1) + path;
}
}
#else
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <signal.h>
#include <stdlib.h>
#include <unistd.h>
#endif
static string YafrayPath()
{
#ifdef WIN32
string path=find_path();
return path;
#else
static char *alternative[]=
{
"/usr/local/lib/",
"/usr/lib/",
NULL
};
for(int i=0;alternative[i]!=NULL;++i)
{
string fp=string(alternative[i])+"libyafrayplugin.so";
struct stat st;
if(stat(fp.c_str(),&st)<0) continue;
if(st.st_mode&S_IROTH) return fp;
}
return "";
#endif
}
static string YafrayPluginPath()
{
#ifdef WIN32
return find_path()+"\\plugins";
#else
static char *alternative[]=
{
"/usr/local/lib/yafray",
"/usr/lib/yafray",
NULL
};
for(int i=0;alternative[i]!=NULL;++i)
{
struct stat st;
if(stat(alternative[i],&st)<0) continue;
if(S_ISDIR(st.st_mode) && (st.st_mode&S_IXOTH)) return alternative[i];
}
return "";
#endif
}
yafrayPluginRender_t::~yafrayPluginRender_t()
{
if(yafrayGate!=NULL) delete yafrayGate;
if(handle!=NULL) PIL_dynlib_close(handle);
#ifdef WIN32
if(corehandle!=NULL) PIL_dynlib_close(corehandle);
#endif
}
bool yafrayPluginRender_t::initExport()
{
if(handle==NULL)
{
string location=YafrayPath();
#ifdef WIN32
/* Win 32 loader cannot find needed libs in yafray dir, so we have to load them
* by hand. This could be fixed using setdlldirectory function, but it is not
* available in all win32 versions
*/
corehandle=PIL_dynlib_open((char *)(location+"\\yafraycore.dll").c_str());
if(corehandle==NULL)
{
cerr<<"Error loading yafray plugin: "<<PIL_dynlib_get_error_as_string(corehandle)<<endl;
return false;
}
location+="\\yafrayplugin.dll";
#endif
handle=PIL_dynlib_open((char *)location.c_str());
if(handle==NULL)
{
//cerr<<"Error loading yafray plugin: "<<dlerror()<<endl;
cerr<<"Error loading yafray plugin: "<<PIL_dynlib_get_error_as_string(handle)<<endl;
return false;
}
yafray::yafrayConstructor *constructor;
constructor=(yafray::yafrayConstructor *)PIL_dynlib_find_symbol(handle,YAFRAY_SYMBOL);
if(constructor==NULL)
{
cerr<<"Error loading yafray plugin: "<<PIL_dynlib_get_error_as_string(handle)<<endl;
return false;
}
yafrayGate=constructor(1,YafrayPluginPath());
cout<<"YafRay plugin loaded"<<endl;
}
if(R.rectot == NULL)
R.rectot = (unsigned int *)MEM_callocN(sizeof(int)*R.rectx*R.recty, "rectot");
for (unsigned short y=0;y<R.recty;y++) {
unsigned char* bpt = (unsigned char*)R.rectot + ((((R.recty-1)-y)*R.rectx)<<2);
for (unsigned short x=0;x<R.rectx;x++) {
bpt[2] = 128;
bpt[1] = 0;
bpt[0] = 0;
bpt[3] = 255;
bpt += 4;
}
}
cout<<"Image allocated"<<endl;
return true;
}
bool yafrayPluginRender_t::writeRender()
{
yafray::paramMap_t params;
params["camera_name"]=yafray::parameter_t("MAINCAM");
params["raydepth"]=yafray::parameter_t((float)R.r.YF_raydepth);
params["gamma"]=yafray::parameter_t(R.r.YF_gamma);
params["exposure"]=yafray::parameter_t(R.r.YF_exposure);
if (R.r.YF_AA)
{
params["AA_passes"] = yafray::parameter_t((int)R.r.YF_AApasses);
params["AA_minsamples"] = yafray::parameter_t(R.r.YF_AAsamples);
params["AA_pixelwidth"] = yafray::parameter_t(R.r.YF_AApixelsize);
params["AA_threshold"] = yafray::parameter_t(R.r.YF_AAthreshold);
}
else
{
if ((R.r.GImethod!=0) && (R.r.GIquality>1) && (!R.r.GIcache))
{
params["AA_passes"]=yafray::parameter_t(5);
params["AA_minsamples"]=yafray::parameter_t(5);
}
else if ((R.r.mode & R_OSA) && (R.r.osa))
{
params["AA_passes"]=yafray::parameter_t((R.r.osa%4)==0 ? R.r.osa/4 : 1);
params["AA_minsamples"]=yafray::parameter_t((R.r.osa%4)==0 ? 4 : R.r.osa);
}
else
{
params["AA_passes"]=yafray::parameter_t(0);
params["AA_minsamples"]=yafray::parameter_t(1);
}
params["AA_pixelwidth"]=yafray::parameter_t(1.5);
params["AA_threshold"]=yafray::parameter_t(0.05f);
}
if (hasworld) params["background_name"]=yafray::parameter_t("world_background");
params["bias"]=yafray::parameter_t(R.r.YF_raybias);
//params["outfile"]=yafray::parameter_t(imgout);
blenderYafrayOutput_t output;
yafrayGate->render(params,output);
cout<<"render finished"<<endl;
yafrayGate->clear();
return true;
}
bool yafrayPluginRender_t::finishExport()
{
//displayImage();
return true;
}
// displays the image rendered with xml export
// Now loads rendered image into blender renderbuf.
void yafrayPluginRender_t::displayImage()
{
// although it is possible to load the image using blender,
// maybe it is best to just do a read here, for now the yafray output is always a raw tga anyway
// rectot already freed in initrender
R.rectot = (unsigned int *)MEM_callocN(sizeof(int)*R.rectx*R.recty, "rectot");
FILE* fp = fopen(imgout.c_str(), "rb");
if (fp==NULL) {
cout << "YAF_displayImage(): Could not open image file\n";
return;
}
unsigned char header[18];
fread(&header, 1, 18, fp);
unsigned short width = (unsigned short)(header[12] + (header[13]<<8));
unsigned short height = (unsigned short)(header[14] + (header[15]<<8));
unsigned char byte_per_pix = (unsigned char)(header[16]>>3);
// read past any id (none in this case though)
unsigned int idlen = (unsigned int)header[0];
if (idlen) fseek(fp, idlen, SEEK_CUR);
// read data directly into buffer, picture is upside down
for (unsigned short y=0;y<height;y++) {
unsigned char* bpt = (unsigned char*)R.rectot + ((((height-1)-y)*width)<<2);
for (unsigned short x=0;x<width;x++) {
bpt[2] = (unsigned char)fgetc(fp);
bpt[1] = (unsigned char)fgetc(fp);
bpt[0] = (unsigned char)fgetc(fp);
if (byte_per_pix==4)
bpt[3] = (unsigned char)fgetc(fp);
else
bpt[3] = 255;
bpt += 4;
}
}
fclose(fp);
fp = NULL;
}
#ifdef WIN32
#define MAXPATHLEN MAX_PATH
#else
#include <sys/param.h>
#endif
static void adjustPath(string &path)
{
// if relative, expand to full path
char cpath[MAXPATHLEN];
strcpy(cpath, path.c_str());
BLI_convertstringcode(cpath, G.sce, 0);
path = cpath;
#ifdef WIN32
// add drive char if not there
addDrive(path);
#endif
}
static string noise2string(short nbtype)
{
switch (nbtype) {
case TEX_BLENDER:
return "blender";
case TEX_STDPERLIN:
return "stdperlin";
case TEX_VORONOI_F1:
return "voronoi_f1";
case TEX_VORONOI_F2:
return "voronoi_f2";
case TEX_VORONOI_F3:
return "voronoi_f3";
case TEX_VORONOI_F4:
return "voronoi_f4";
case TEX_VORONOI_F2F1:
return "voronoi_f2f1";
case TEX_VORONOI_CRACKLE:
return "voronoi_crackle";
case TEX_CELLNOISE:
return "cellnoise";
default:
case TEX_NEWPERLIN:
return "newperlin";
}
}
void yafrayPluginRender_t::writeTextures()
{
string ts;
yafray::paramMap_t params;
list<yafray::paramMap_t> lparams;
for (map<string, MTex*>::const_iterator blendtex=used_textures.begin();
blendtex!=used_textures.end();++blendtex)
{
MTex* mtex = blendtex->second;
Tex* tex = mtex->tex;
// name is image name instead of texture name when type is image (see TEX_IMAGE case below)
// (done because of possible combinations of 'TexFace' images and regular image textures, to avoid duplicates)
if (tex->type!=TEX_IMAGE) params["name"] = yafray::parameter_t(blendtex->first);
float nsz = tex->noisesize;
if (nsz!=0.f) nsz=1.f/nsz;
// noisebasis type
string ntype = noise2string(tex->noisebasis);
switch (tex->type) {
case TEX_STUCCI:
// stucci is clouds as bump, but could be added to yafray to handle both wall in/out as well.
// noisedepth must be at least 1 in yafray
case TEX_CLOUDS: {
params["type"] = yafray::parameter_t("clouds");
params["depth"] = yafray::parameter_t(tex->noisedepth+1);
params["size"] = yafray::parameter_t(nsz);
params["noise_type"] = ntype;
break;
}
case TEX_WOOD:
{
params["type"] = yafray::parameter_t("wood");
params["depth"] = yafray::parameter_t(tex->noisedepth+1);
params["turbulence"] = yafray::parameter_t(tex->turbul);
params["ringscale_x"] = yafray::parameter_t(mtex->size[0]);
params["ringscale_y"] = yafray::parameter_t(mtex->size[1]);
ts = "on";
if (tex->noisetype==TEX_NOISESOFT) ts = "off";
params["hard"] = yafray::parameter_t(ts);
break;
}
case TEX_MARBLE:
{
params["type"]=yafray::parameter_t("marble");
params["depth"]=yafray::parameter_t(tex->noisedepth+1);
params["turbulence"]=yafray::parameter_t(tex->turbul);
ts = "on";
if (tex->noisetype==TEX_NOISESOFT) ts = "off";
params["hard"]=yafray::parameter_t(ts);
if (tex->stype==1)
params["sharpness"]=yafray::parameter_t(5);
else if (tex->stype==2)
params["sharpness"]=yafray::parameter_t(10);
else
params["sharpness"]=yafray::parameter_t(1);
break;
}
case TEX_IMAGE:
{
Image* ima = tex->ima;
if (ima) {
// remove from imagetex list to avoid possible duplicates when TexFace used
imagetex.erase(ima);
params["type"] = yafray::parameter_t("image");
params["name"] = yafray::parameter_t(ima->id.name);
string texpath = ima->name;
adjustPath(texpath);
params["filename"] = yafray::parameter_t(texpath);
}
break;
}
case TEX_VORONOI:
{
params["type"] = yafray::parameter_t("voronoi");
ts = "int";
if (tex->vn_coltype==1)
ts = "col1";
else if (tex->vn_coltype==2)
ts = "col2";
else if (tex->vn_coltype==3)
ts = "col3";
params["color_type"] = yafray::parameter_t(ts);
params["weight1"] = yafray::parameter_t(tex->vn_w1);
params["weight2"] = yafray::parameter_t(tex->vn_w2);
params["weight3"] = yafray::parameter_t(tex->vn_w3);
params["weight4"] = yafray::parameter_t(tex->vn_w4);
params["mk_exponent"] = yafray::parameter_t(tex->vn_mexp);
params["intensity"] = yafray::parameter_t(tex->ns_outscale);
params["size"] = yafray::parameter_t(nsz);
ts = "actual";
if (tex->vn_distm==TEX_DISTANCE_SQUARED)
ts = "squared";
else if (tex->vn_distm==TEX_MANHATTAN)
ts = "manhattan";
else if (tex->vn_distm==TEX_CHEBYCHEV)
ts = "chebychev";
else if (tex->vn_distm==TEX_MINKOVSKY_HALF)
ts = "minkovsky_half";
else if (tex->vn_distm==TEX_MINKOVSKY_FOUR)
ts = "minkovsky_four";
else if (tex->vn_distm==TEX_MINKOVSKY)
ts = "minkovsky";
params["distance_metric"] = yafray::parameter_t(ts);
break;
}
case TEX_MUSGRAVE:
{
params["type"] = yafray::parameter_t("musgrave");
switch (tex->stype) {
case TEX_MFRACTAL:
ts = "multifractal";
break;
case TEX_RIDGEDMF:
ts = "ridgedmf";
break;
case TEX_HYBRIDMF:
ts = "hybridmf";
break;
case TEX_HTERRAIN:
ts = "heteroterrain";
break;
default:
case TEX_FBM:
ts = "fBm";
}
params["musgrave_type"] = yafray::parameter_t(ts);
params["noise_type"] = yafray::parameter_t(ntype);
params["H"] = yafray::parameter_t(tex->mg_H);
params["lacunarity"] = yafray::parameter_t(tex->mg_lacunarity);
params["octaves"] = yafray::parameter_t(tex->mg_octaves);
if ((tex->stype==TEX_HTERRAIN) || (tex->stype==TEX_RIDGEDMF) || (tex->stype==TEX_HYBRIDMF)) {
params["offset"] = yafray::parameter_t(tex->mg_offset);
if ((tex->stype==TEX_RIDGEDMF) || (tex->stype==TEX_HYBRIDMF))
params["gain"] = yafray::parameter_t(tex->mg_gain);
}
params["size"] = yafray::parameter_t(nsz);
params["intensity"] = yafray::parameter_t(tex->ns_outscale);
break;
}
case TEX_DISTNOISE:
{
params["type"] = yafray::parameter_t("distorted_noise");
params["distort"] = yafray::parameter_t(tex->dist_amount);
params["size"] = yafray::parameter_t(nsz);
params["noise_type1"] = yafray::parameter_t(ntype);
params["noise_type2"] = yafray::parameter_t(noise2string(tex->noisebasis2));
}
default:
cout << "Unsupported texture type\n";
}
yafrayGate->addShader(params, lparams);
// colorbands
if (tex->flag & TEX_COLORBAND)
{
ColorBand* cb = tex->coba;
if (cb)
{
params.clear();
params["type"]=yafray::parameter_t("colorband");
params["name"]=yafray::parameter_t(blendtex->first + "_coba");
params["input"]=yafray::parameter_t(blendtex->first);
for (int i=0;i<cb->tot;i++)
{
yafray::paramMap_t mparams;
mparams["value"]=yafray::parameter_t(cb->data[i].pos);
mparams["color"]=yafray::parameter_t(yafray::colorA_t(cb->data[i].r,
cb->data[i].g,
cb->data[i].b,
cb->data[i].a));
lparams.push_back(mparams);
}
yafrayGate->addShader(params, lparams);
}
}
}
// If used, textures for the material 'TexFace' case
if (!imagetex.empty()) {
for (map<Image*, Material*>::const_iterator imgtex=imagetex.begin();
imgtex!=imagetex.end();++imgtex)
{
params.clear();
params["name"] = yafray::parameter_t(imgtex->first->id.name);
params["type"] = yafray::parameter_t("image");
string texpath(imgtex->first->name);
adjustPath(texpath);
params["filename"] = yafray::parameter_t(texpath);
yafrayGate->addShader(params, lparams);
}
}
}
void yafrayPluginRender_t::writeShader(const string &shader_name, Material* matr, const string &facetexname)
{
yafray::paramMap_t params;
params["type"] = yafray::parameter_t("blendershader");
params["name"] = yafray::parameter_t(shader_name);
float diff = matr->alpha;
params["color"] = yafray::parameter_t(yafray::color_t(matr->r*diff, matr->g*diff, matr->b*diff));
params["specular_color"] = yafray::parameter_t(yafray::color_t(matr->specr, matr->specg, matr->specb));
params["mirror_color"] = yafray::parameter_t(yafray::color_t(matr->mirr, matr->mirg, matr->mirb));
params["diffuse_reflect"] = yafray::parameter_t(matr->ref);
params["specular_amount"] = yafray::parameter_t(matr->spec);
params["hard"] = yafray::parameter_t(matr->har);
params["alpha"] = yafray::parameter_t(matr->alpha);
// if no GI used, the GIpower parameter is not always initialized, so in that case ignore it
float bg_mult = (R.r.GImethod==0) ? 1 : R.r.GIpower;
params["emit"]=yafray::parameter_t(matr->emit*bg_mult);
// reflection/refraction
if ( (matr->mode & MA_RAYMIRROR) || (matr->mode & MA_RAYTRANSP) )
params["IOR"] = yafray::parameter_t(matr->ang);
if (matr->mode & MA_RAYMIRROR)
{
float rf = matr->ray_mirror;
// blender uses mir color for reflection as well
params["reflected"] = yafray::parameter_t(yafray::color_t(matr->mirr, matr->mirg, matr->mirb));
params["min_refle"] = yafray::parameter_t(rf);
if (matr->ray_depth>maxraydepth) maxraydepth = matr->ray_depth;
}
if (matr->mode & MA_RAYTRANSP)
{
float tr = 1.0-matr->alpha;
params["transmitted"]=yafray::parameter_t(yafray::color_t(matr->r*tr, matr->g*tr, matr->b*tr));
// tir on by default
params["tir"] = yafray::parameter_t("on");
if (matr->ray_depth_tra>maxraydepth) maxraydepth = matr->ray_depth_tra;
}
string Mmode = "";
if (matr->mode & MA_TRACEBLE) Mmode += "traceable";
if (matr->mode & MA_SHADOW) Mmode += " shadow";
if (matr->mode & MA_SHLESS) Mmode += " shadeless";
if (matr->mode & MA_VERTEXCOL) Mmode += " vcol_light";
if (matr->mode & MA_VERTEXCOLP) Mmode += " vcol_paint";
if (matr->mode & MA_ZTRA) Mmode += " ztransp";
if (matr->mode & MA_ONLYSHADOW) Mmode += " onlyshadow";
if (Mmode!="") params["matmodes"] = yafray::parameter_t(Mmode);
// modulators
list<yafray::paramMap_t> lparams;
// first modulator is the texture of the face, if used (TexFace mode)
if (facetexname.length()!=0) {
yafray::paramMap_t mparams;
mparams["input"] = yafray::parameter_t(facetexname);
mparams["color"] = yafray::parameter_t(1);
lparams.push_back(mparams);
}
for (int m2=0;m2<8;m2++)
{
if (matr->septex & (1<<m2)) continue;// all active channels
// ignore null mtex
MTex* mtex = matr->mtex[m2];
if (mtex==NULL) continue;
// ignore null tex
Tex* tex = mtex->tex;
if (tex==NULL) continue;
map<string, MTex*>::const_iterator mtexL = used_textures.find(string(tex->id.name));
if (mtexL!=used_textures.end())
{
yafray::paramMap_t mparams;
// when no facetex used, shader_name is created from original material name
char temp[32];
sprintf(temp,"_map%d", m2);
if (facetexname.length()!=0)
mparams["input"] = yafray::parameter_t(string(matr->id.name) + string(temp));
else
mparams["input"] = yafray::parameter_t(shader_name + temp);
// blendtype
string ts = "mix";
if (mtex->blendtype==MTEX_MUL) ts="mul";
else if (mtex->blendtype==MTEX_ADD) ts="add";
else if (mtex->blendtype==MTEX_SUB) ts="sub";
mparams["mode"]=yafray::parameter_t(ts);
// texture color (for use with MUL and/or no_rgb etc..)
mparams["texcol"]=yafray::parameter_t(yafray::color_t(mtex->r,mtex->g,mtex->b));
// texture contrast, brightness & color adjustment
mparams["filtercolor"]=yafray::parameter_t(yafray::color_t(tex->rfac,tex->gfac,tex->bfac));
mparams["contrast"]=yafray::parameter_t(tex->contrast);
mparams["brightness"]=yafray::parameter_t(tex->bright);
// all texture flags now are switches, having the value 1 or -1 (negative option)
// the negative option only used for the intensity modulation options.
// material (diffuse) color, amount controlled by colfac (see below)
if (mtex->mapto & MAP_COL)
mparams["color"]=yafray::parameter_t(1.0);
// bumpmapping
if ((mtex->mapto & MAP_NORM) || (mtex->maptoneg & MAP_NORM))
{
// for yafray, bump factor is negated (unless negative option of 'Nor',
// is not affected by 'Neg')
// scaled down quite a bit for yafray
float nf = -mtex->norfac;
if (mtex->maptoneg & MAP_NORM) nf *= -1.f;
mparams["normal"] = yafray::parameter_t(nf/60.f);
}
// all blender texture modulation as switches, either 1 or -1 (negative state of button)
// Csp, specular color modulation
if (mtex->mapto & MAP_COLSPEC)
mparams["colspec"]=yafray::parameter_t(1.0);
// CMir, mirror color modulation
if (mtex->mapto & MAP_COLMIR)
mparams["colmir"]=yafray::parameter_t(1.0);
// Ref, diffuse reflection amount modulation
if ((mtex->mapto & MAP_REF) || (mtex->maptoneg & MAP_REF))
{
int t = 1;
if (mtex->maptoneg & MAP_REF) t = -1;
mparams["difref"]=yafray::parameter_t(t);
}
// Spec, specular amount mod
if ((mtex->mapto & MAP_SPEC) || (mtex->maptoneg & MAP_SPEC))
{
int t = 1;
if (mtex->maptoneg & MAP_SPEC) t = -1;
mparams["specular"]=yafray::parameter_t(t);
}
// hardness modulation
if ((mtex->mapto & MAP_HAR) || (mtex->maptoneg & MAP_HAR))
{
int t = 1;
if (mtex->maptoneg & MAP_HAR) t = -1;
mparams["hard"]=yafray::parameter_t(t);
}
// alpha modulation
if ((mtex->mapto & MAP_ALPHA) || (mtex->maptoneg & MAP_ALPHA))
{
int t = 1;
if (mtex->maptoneg & MAP_ALPHA) t = -1;
mparams["alpha"]=yafray::parameter_t(t);
}
// emit modulation
if ((mtex->mapto & MAP_EMIT) || (mtex->maptoneg & MAP_EMIT)) {
int t = 1;
if (mtex->maptoneg & MAP_EMIT) t = -1;
mparams["emit"]=yafray::parameter_t(t);
}
// texture flag, combination of strings
if (mtex->texflag & (MTEX_RGBTOINT | MTEX_STENCIL | MTEX_NEGATIVE)) {
ts = "";
if (mtex->texflag & MTEX_RGBTOINT) ts += "no_rgb ";
if (mtex->texflag & MTEX_STENCIL) ts += "stencil ";
if (mtex->texflag & MTEX_NEGATIVE) ts += "negative";
mparams["texflag"]=yafray::parameter_t(ts);
}
// colfac, controls amount of color modulation
mparams["colfac"]=yafray::parameter_t(mtex->colfac);
// def_var
mparams["def_var"]=yafray::parameter_t(mtex->def_var);
//varfac
mparams["varfac"]=yafray::parameter_t(mtex->varfac);
if ((tex->imaflag & (TEX_CALCALPHA | TEX_USEALPHA)) || (tex->flag & TEX_NEGALPHA))
{
ts = "";
if (tex->imaflag & TEX_CALCALPHA) ts += "calc_alpha ";
if (tex->imaflag & TEX_USEALPHA) ts += "use_alpha ";
if (tex->flag & TEX_NEGALPHA) ts += "neg_alpha";
mparams["alpha_flag"]=yafray::parameter_t(ts);
}
lparams.push_back(mparams);
}
}
yafrayGate->addShader(params,lparams);
}
// write all materials & modulators
void yafrayPluginRender_t::writeMaterialsAndModulators()
{
// shaders/mappers for regular texture (or non-texture) mode
// In case material has texface mode, and all faces have an image texture,
// this shader will not be used, but still be written
yafray::paramMap_t params;
list<yafray::paramMap_t> lparams;
for (map<string, Material*>::const_iterator blendmat=used_materials.begin();
blendmat!=used_materials.end();++blendmat)
{
Material* matr = blendmat->second;
// mapper(s)
for (int m=0;m<8;m++)
{
if (matr->septex & (1<<m)) continue;// all active channels
// ignore null mtex
MTex* mtex = matr->mtex[m];
if (mtex==NULL) continue;
// ignore null tex
Tex* tex = mtex->tex;
if (tex==NULL) continue;
map<string, MTex*>::const_iterator mtexL = used_textures.find(string(tex->id.name));
if (mtexL!=used_textures.end())
{
params.clear(); //!!!
lparams.clear();
char temp[32];
sprintf(temp, "_map%d", m);
params["type"] = yafray::parameter_t("blendermapper");
params["name"] = yafray::parameter_t(blendmat->first + string(temp));
if ((mtex->texco & TEXCO_OBJECT) || (mtex->texco & TEXCO_REFL))
{
// For object & reflection mapping, add the object matrix to the modulator,
// as in LF script, use camera matrix if no object specified.
// In this case this means the inverse of that matrix
float texmat[4][4], itexmat[4][4];
if ((mtex->texco & TEXCO_OBJECT) && (mtex->object))
MTC_Mat4CpyMat4(texmat, mtex->object->obmat);
else // also for refl. map
MTC_Mat4CpyMat4(texmat, maincam_obj->obmat);
MTC_Mat4Invert(itexmat, texmat);
#define flp yafray::parameter_t
params["m00"]=flp(itexmat[0][0]); params["m01"]=flp(itexmat[1][0]);
params["m02"]=flp(itexmat[2][0]); params["m03"]=flp(itexmat[3][0]);
params["m10"]=flp(itexmat[0][1]); params["m11"]=flp(itexmat[1][1]);
params["m12"]=flp(itexmat[2][1]); params["m13"]=flp(itexmat[3][1]);
params["m20"]=flp(itexmat[0][2]); params["m21"]=flp(itexmat[1][2]);
params["m22"]=flp(itexmat[2][2]); params["m23"]=flp(itexmat[3][2]);
params["m30"]=flp(itexmat[0][3]); params["m31"]=flp(itexmat[1][3]);
params["m32"]=flp(itexmat[2][3]); params["m33"]=flp(itexmat[3][3]);
#undef flp
}
// use image name instead of texname when texture is image
if ((tex->type==TEX_IMAGE) && tex->ima)
params["input"] = yafray::parameter_t(tex->ima->id.name);
else if ((tex->flag & TEX_COLORBAND) & (tex->coba!=NULL))
params["input"] = yafray::parameter_t(mtexL->first + "_coba");
else
params["input"] = yafray::parameter_t(mtexL->first);
// texture size
params["sizex"] = yafray::parameter_t(mtex->size[0]);
params["sizey"] = yafray::parameter_t(mtex->size[1]);
params["sizez"] = yafray::parameter_t(mtex->size[2]);
// texture offset
params["ofsx"] = yafray::parameter_t(mtex->ofs[0]);
params["ofsy"] = yafray::parameter_t(mtex->ofs[1]);
params["ofsz"] = yafray::parameter_t(mtex->ofs[2]);
// texture coordinates, have to disable 'sticky' in Blender
if (mtex->texco & TEXCO_UV)
params["texco"] = yafray::parameter_t("uv");
else if ((mtex->texco & TEXCO_GLOB) || (mtex->texco & TEXCO_OBJECT))
// object mode is also set as global, but the object matrix
// was specified above with <modulator..>
params["texco"] = yafray::parameter_t("global");
else if (mtex->texco & TEXCO_ORCO)
params["texco"] = yafray::parameter_t("orco");
else if (mtex->texco & TEXCO_WINDOW)
params["texco"] = yafray::parameter_t("window");
else if (mtex->texco & TEXCO_NORM)
params["texco"] = yafray::parameter_t("normal");
else if (mtex->texco & TEXCO_REFL)
params["texco"] = yafray::parameter_t("reflect");
// texture projection axes, both image & procedural
string proj = "nxyz"; // 'n' for 'none'
params["proj_x"] = yafray::parameter_t(string(1,proj[mtex->projx]));
params["proj_y"] = yafray::parameter_t(string(1,proj[mtex->projy]));
params["proj_z"] = yafray::parameter_t(string(1,proj[mtex->projz]));
// texture mapping parameters only relevant to image type
if (tex->type==TEX_IMAGE)
{
if (mtex->mapping==MTEX_FLAT)
params["mapping"] = yafray::parameter_t("flat");
else if (mtex->mapping==MTEX_CUBE)
params["mapping"] = yafray::parameter_t("cube");
else if (mtex->mapping==MTEX_TUBE)
params["mapping"] = yafray::parameter_t("tube");
else if (mtex->mapping==MTEX_SPHERE)
params["mapping"] = yafray::parameter_t("sphere");
// repeat
params["xrepeat"] = yafray::parameter_t(tex->xrepeat);
params["yrepeat"] = yafray::parameter_t(tex->yrepeat);
// clipping
if (tex->extend==TEX_EXTEND)
params["clipping"] = yafray::parameter_t("extend");
else if (tex->extend==TEX_CLIP)
params["clipping"] = yafray::parameter_t("clip");
else if (tex->extend==TEX_CLIPCUBE)
params["clipping"] = yafray::parameter_t("clipcube");
else
params["clipping"] = yafray::parameter_t("repeat");
// crop min/max
params["cropmin_x"] = yafray::parameter_t(tex->cropxmin);
params["cropmin_y"] = yafray::parameter_t(tex->cropymin);
params["cropmax_x"] = yafray::parameter_t(tex->cropxmax);
params["cropmax_y"] = yafray::parameter_t(tex->cropymax);
// rot90 flag
if (tex->imaflag & TEX_IMAROT)
params["rot90"] = yafray::parameter_t("on");
else
params["rot90"] = yafray::parameter_t("off");
}
yafrayGate->addShader(params, lparams);
}
}
// shader + modulators
writeShader(blendmat->first, matr);
}
// write the mappers & shaders for the TexFace case
if (!imagetex.empty()) {
// Yafray doesn't have per-face-textures, only per-face-shaders,
// so create as many mappers/shaders as the images used by the object
params.clear();
lparams.clear();
int snum = 0;
for (map<Image*, Material*>::const_iterator imgtex=imagetex.begin();
imgtex!=imagetex.end();++imgtex)
{
Material* matr = imgtex->second;
// mapper
params["type"] = yafray::parameter_t("blendermapper");
char temp[32];
sprintf(temp, "_ftex_mp%d", snum);
params["name"] = yafray::parameter_t(string(matr->id.name) + string(temp));
params["input"] = yafray::parameter_t(imgtex->first->id.name);
// all yafray default settings, except for texco, so no need to set others
params["texco"] = yafray::parameter_t("uv");
yafrayGate->addShader(params, lparams);
// shader, remember name, used later when writing per-face-shaders
sprintf(temp, "_ftex_sh%d", snum);
string shader_name = string(matr->id.name) + string(temp);
imgtex_shader[imgtex->first] = shader_name;
sprintf(temp, "_ftex_mp%d", snum++);
string facetexname = string(matr->id.name) + string(temp);
writeShader(shader_name, matr, facetexname);
}
}
}
void yafrayPluginRender_t::genUVcoords(vector<yafray::GFLOAT> &uvcoords, VlakRen *vlr, TFace* uvc, bool comple)
{
if (uvc)
{
// tri uv split indices
int ui1=0, ui2=1, ui3=2;
if (vlr->flag & R_DIVIDE_24) {
ui3++;
if (vlr->flag & R_FACE_SPLIT) { ui1++; ui2++; }
}
else if (vlr->flag & R_FACE_SPLIT) { ui2++; ui3++; }
if (comple) {
ui1 = (ui1+2) & 3;
ui2 = (ui2+2) & 3;
ui3 = (ui3+2) & 3;
}
uvcoords.push_back(uvc->uv[ui1][0]); uvcoords.push_back(1-uvc->uv[ui1][1]);
uvcoords.push_back(uvc->uv[ui2][0]); uvcoords.push_back(1-uvc->uv[ui2][1]);
uvcoords.push_back(uvc->uv[ui3][0]); uvcoords.push_back(1-uvc->uv[ui3][1]);
}
else
{
uvcoords.push_back(0); uvcoords.push_back(0);
uvcoords.push_back(0); uvcoords.push_back(0);
uvcoords.push_back(0); uvcoords.push_back(0);
}
}
void yafrayPluginRender_t::genVcol(vector<yafray::CFLOAT> &vcol, VlakRen *vlr, bool comple)
{
if (vlr->vcol)
{
// tri vcol split indices
int ui1=0, ui2=1, ui3=2;
if (vlr->flag & R_DIVIDE_24) {
ui3++;
if (vlr->flag & R_FACE_SPLIT) { ui1++; ui2++; }
}
else if (vlr->flag & R_FACE_SPLIT) { ui2++; ui3++; }
if (comple) {
ui1 = (ui1+2) & 3;
ui2 = (ui2+2) & 3;
ui3 = (ui3+2) & 3;
}
float vr = ((vlr->vcol[ui1] >> 24) & 255)/255.0;
float vg = ((vlr->vcol[ui1] >> 16) & 255)/255.0;
float vb = ((vlr->vcol[ui1] >> 8) & 255)/255.0;
vcol.push_back(vr); vcol.push_back(vg); vcol.push_back(vb);
vr = ((vlr->vcol[ui2] >> 24) & 255)/255.0;
vg = ((vlr->vcol[ui2] >> 16) & 255)/255.0;
vb = ((vlr->vcol[ui2] >> 8) & 255)/255.0;
vcol.push_back(vr); vcol.push_back(vg); vcol.push_back(vb);
vr = ((vlr->vcol[ui3] >> 24) & 255)/255.0;
vg = ((vlr->vcol[ui3] >> 16) & 255)/255.0;
vb = ((vlr->vcol[ui3] >> 8) & 255)/255.0;
vcol.push_back(vr); vcol.push_back(vg); vcol.push_back(vb);
}
else
{
vcol.push_back(0); vcol.push_back(0); vcol.push_back(0);
vcol.push_back(0); vcol.push_back(0); vcol.push_back(0);
vcol.push_back(0); vcol.push_back(0); vcol.push_back(0);
}
}
void yafrayPluginRender_t::genFace(vector<int> &faces,vector<string> &shaders,vector<int> &faceshader,
vector<yafray::GFLOAT> &uvcoords,vector<yafray::CFLOAT> &vcol,
map<VertRen*, int> &vert_idx,VlakRen *vlr,
bool has_orco,bool has_uv)
{
Material* fmat = vlr->mat;
bool EXPORT_VCOL = ((fmat->mode & (MA_VERTEXCOL|MA_VERTEXCOLP))!=0);
string fmatname(fmat->id.name);
// use name in imgtex_shader list if 'TexFace' enabled for this face material
if (fmat->mode & MA_FACETEXTURE) {
TFace* tface = vlr->tface;
if (tface) {
Image* fimg = (Image*)tface->tpage;
if (fimg) fmatname = imgtex_shader[fimg];
}
}
else if (fmatname.length()==0) fmatname = "blender_default";
bool newmat=true;
for(unsigned int i=0;i<shaders.size();++i)
if(shaders[i]==fmatname)
{
newmat=false;
faceshader.push_back(i);
break;
}
if(newmat)
{
shaders.push_back(fmatname);
faceshader.push_back(shaders.size()-1);
}
TFace* uvc = vlr->tface; // possible uvcoords (v upside down)
int idx1, idx2, idx3;
idx1 = vert_idx.find(vlr->v1)->second;
idx2 = vert_idx.find(vlr->v2)->second;
idx3 = vert_idx.find(vlr->v3)->second;
// make sure the indices point to the vertices when orco coords exported
if (has_orco) { idx1*=2; idx2*=2; idx3*=2; }
faces.push_back(idx1); faces.push_back(idx2); faces.push_back(idx3);
if(has_uv) genUVcoords(uvcoords, vlr, uvc);
if (EXPORT_VCOL) genVcol(vcol, vlr);
}
void yafrayPluginRender_t::genCompleFace(vector<int> &faces,/*vector<string> &shaders,*/vector<int> &faceshader,
vector<yafray::GFLOAT> &uvcoords,vector<yafray::CFLOAT> &vcol,
map<VertRen*, int> &vert_idx,VlakRen *vlr,
bool has_orco,bool has_uv)
{
Material* fmat = vlr->mat;
bool EXPORT_VCOL = ((fmat->mode & (MA_VERTEXCOL|MA_VERTEXCOLP))!=0);
faceshader.push_back(faceshader.back());
TFace* uvc = vlr->tface; // possible uvcoords (v upside down)
int idx1, idx2, idx3;
idx1 = vert_idx.find(vlr->v3)->second;
idx2 = vert_idx.find(vlr->v4)->second;
idx3 = vert_idx.find(vlr->v1)->second;
// make sure the indices point to the vertices when orco coords exported
if (has_orco) { idx1*=2; idx2*=2; idx3*=2; }
faces.push_back(idx1); faces.push_back(idx2); faces.push_back(idx3);
if (has_uv) genUVcoords(uvcoords, vlr, uvc, true);
if (EXPORT_VCOL) genVcol(vcol, vlr, true);
}
void yafrayPluginRender_t::genVertices(vector<yafray::point3d_t> &verts, int &vidx,
map<VertRen*, int> &vert_idx, VlakRen* vlr, bool has_orco, Object* obj)
{
VertRen* ver;
float tvec[3]; // for back2world transform
if (vert_idx.find(vlr->v1)==vert_idx.end())
{
vert_idx[vlr->v1] = vidx++;
ver = vlr->v1;
MTC_cp3Float(ver->co, tvec);
MTC_Mat4MulVecfl(obj->imat, tvec);
verts.push_back(yafray::point3d_t(tvec[0], tvec[1], tvec[2]));
if (has_orco)
verts.push_back(yafray::point3d_t(ver->orco[0],ver->orco[1],ver->orco[2]));
}
if (vert_idx.find(vlr->v2)==vert_idx.end())
{
vert_idx[vlr->v2] = vidx++;
ver = vlr->v2;
MTC_cp3Float(ver->co, tvec);
MTC_Mat4MulVecfl(obj->imat, tvec);
verts.push_back(yafray::point3d_t(tvec[0], tvec[1], tvec[2]));
if (has_orco)
verts.push_back(yafray::point3d_t(ver->orco[0],ver->orco[1],ver->orco[2]));
}
if (vert_idx.find(vlr->v3)==vert_idx.end())
{
vert_idx[vlr->v3] = vidx++;
ver = vlr->v3;
MTC_cp3Float(ver->co, tvec);
MTC_Mat4MulVecfl(obj->imat, tvec);
verts.push_back(yafray::point3d_t(tvec[0], tvec[1], tvec[2]));
if (has_orco)
verts.push_back(yafray::point3d_t(ver->orco[0],ver->orco[1],ver->orco[2]));
}
if ((vlr->v4) && (vert_idx.find(vlr->v4)==vert_idx.end()))
{
vert_idx[vlr->v4] = vidx++;
ver = vlr->v4;
MTC_cp3Float(ver->co, tvec);
MTC_Mat4MulVecfl(obj->imat, tvec);
verts.push_back(yafray::point3d_t(tvec[0], tvec[1], tvec[2]));
if (has_orco)
verts.push_back(yafray::point3d_t(ver->orco[0],ver->orco[1],ver->orco[2]));
}
}
void yafrayPluginRender_t::writeObject(Object* obj, const vector<VlakRen*> &VLR_list, const float obmat[4][4])
{
float mtr[4*4];
mtr[0*4+0]=obmat[0][0]; mtr[0*4+1]=obmat[1][0]; mtr[0*4+2]=obmat[2][0]; mtr[0*4+3]=obmat[3][0];
mtr[1*4+0]=obmat[0][1]; mtr[1*4+1]=obmat[1][1]; mtr[1*4+2]=obmat[2][1]; mtr[1*4+3]=obmat[3][1];
mtr[2*4+0]=obmat[0][2]; mtr[2*4+1]=obmat[1][2]; mtr[2*4+2]=obmat[2][2]; mtr[2*4+3]=obmat[3][2];
mtr[3*4+0]=obmat[0][3]; mtr[3*4+1]=obmat[1][3]; mtr[3*4+2]=obmat[2][3]; mtr[3*4+3]=obmat[3][3];
yafrayGate->transformPush(mtr);
VlakRen* face0 = VLR_list[0];
Material* face0mat = face0->mat;
bool castShadows = face0mat->mode & MA_TRACEBLE;
float caus_IOR=1.0;
yafray::color_t caus_tcolor(0.0, 0.0, 0.0), caus_rcolor(0.0, 0.0, 0.0);
bool caus = (((face0->mat->mode & MA_RAYTRANSP) | (face0->mat->mode & MA_RAYMIRROR))!=0);
if (caus) {
caus_IOR = face0mat->ang;
float tr = 1.0-face0mat->alpha;
caus_tcolor.set(face0mat->r*tr, face0mat->g*tr, face0mat->b*tr);
tr = face0mat->ray_mirror;
caus_rcolor.set(face0mat->mirr*tr, face0mat->mirg*tr, face0mat->mirb*tr);
}
bool has_orco = (face0->v1->orco!=NULL);
bool no_auto = true; //in case non-mesh, or mesh has no autosmooth
float sm_angle = 0.1f;
if (obj->type==OB_MESH)
{
Mesh* mesh = (Mesh*)obj->data;
if (mesh->flag & ME_AUTOSMOOTH) {
sm_angle = mesh->smoothresh;
no_auto = false;
}
}
// this for non-mesh as well
if (no_auto) {
// no per face smooth flag in yafray, if AutoSmooth not used,
// use smooth flag of the first face instead
if (face0->flag & ME_SMOOTH) sm_angle=90;
}
vector<yafray::point3d_t> verts;
vector<yafray::CFLOAT> vcol;
// now all vertices
map<VertRen*, int> vert_idx; // for removing duplicate verts and creating an index list
int vidx = 0; // vertex index counter
bool has_uv=false;
for (vector<VlakRen*>::const_iterator fci=VLR_list.begin();
fci!=VLR_list.end();++fci)
{
VlakRen* vlr = *fci;
genVertices(verts, vidx, vert_idx, vlr, has_orco, obj);
if(vlr->tface) has_uv=true;
}
// all faces using the index list created above
vector<int> faces;
vector<string> shaders;
vector<int> faceshader;
vector<yafray::GFLOAT> uvcoords;
for (vector<VlakRen*>::const_iterator fci2=VLR_list.begin();
fci2!=VLR_list.end();++fci2)
{
VlakRen* vlr = *fci2;
genFace(faces, shaders, faceshader, uvcoords, vcol, vert_idx, vlr, has_orco, has_uv);
if (vlr->v4)
genCompleFace(faces, faceshader, uvcoords, vcol, vert_idx, vlr, has_orco, has_uv);
}
yafrayGate->addObject_trimesh(string(obj->id.name), verts, faces, uvcoords, vcol,
shaders, faceshader, sm_angle, castShadows, true, true, caus, has_orco,
caus_rcolor, caus_tcolor, caus_IOR);
yafrayGate->transformPop();
}
// write all objects
void yafrayPluginRender_t::writeAllObjects()
{
// first all objects except dupliverts (and main instance object for dups)
for (map<Object*, vector<VlakRen*> >::const_iterator obi=all_objects.begin();
obi!=all_objects.end(); ++obi)
{
// skip main duplivert object if in dupliMtx_list, written later
Object* obj = obi->first;
if (dupliMtx_list.find(string(obj->id.name))!=dupliMtx_list.end()) continue;
writeObject(obj, obi->second, obj->obmat);
}
// Now all duplivert objects (if any) as instances of main object
// The original object has been included in the VlakRen renderlist above (see convertBlenderScene.c)
// but is written here which all other duplis are instances of.
float obmat[4][4], cmat[4][4], imat[4][4], nmat[4][4];
for (map<string, vector<float> >::const_iterator dupMtx=dupliMtx_list.begin();
dupMtx!=dupliMtx_list.end();++dupMtx) {
// original inverse matrix, not actual matrix of object, but first duplivert.
for (int i=0;i<4;i++)
for (int j=0;j<4;j++)
obmat[i][j] = dupMtx->second[(i<<2)+j];
MTC_Mat4Invert(imat, obmat);
// first object written as normal (but with transform of first duplivert)
Object* obj = dup_srcob[dupMtx->first];
writeObject(obj, all_objects[obj], obmat);
// all others instances of first
for (unsigned int curmtx=16;curmtx<dupMtx->second.size();curmtx+=16)
{ // number of 4x4 matrices
// new mtx
for (int i=0;i<4;i++)
for (int j=0;j<4;j++)
nmat[i][j] = dupMtx->second[curmtx+(i<<2)+j];
MTC_Mat4MulMat4(cmat, imat, nmat); // transform with respect to original = inverse_original * new
float mtr[4*4];
mtr[0*4+0]=cmat[0][0]; mtr[0*4+1]=cmat[1][0]; mtr[0*4+2]=cmat[2][0]; mtr[0*4+3]=cmat[3][0];
mtr[1*4+0]=cmat[0][1]; mtr[1*4+1]=cmat[1][1]; mtr[1*4+2]=cmat[2][1]; mtr[1*4+3]=cmat[3][1];
mtr[2*4+0]=cmat[0][2]; mtr[2*4+1]=cmat[1][2]; mtr[2*4+2]=cmat[2][2]; mtr[2*4+3]=cmat[3][2];
mtr[3*4+0]=cmat[0][3]; mtr[3*4+1]=cmat[1][3]; mtr[3*4+2]=cmat[2][3]; mtr[3*4+3]=cmat[3][3];
yafrayGate->transformPush(mtr);
// new name from original
string name=(obj->id.name);
char temp[16];
sprintf(temp,"_dup%d",(curmtx>>4));
name+=temp;
yafrayGate->addObject_reference(name,obj->id.name);
yafrayGate->transformPop();
}
}
}
void yafrayPluginRender_t::writeAreaLamp(LampRen* lamp, int num, float iview[4][4])
{
yafray::paramMap_t params;
if (lamp->area_shape!=LA_AREA_SQUARE) return;
float *a=lamp->area[0], *b=lamp->area[1], *c=lamp->area[2], *d=lamp->area[3];
float power=lamp->energy;
string md = "off";
// if no GI used, the GIphotons flag can still be set, so only use when 'full' selected
if ((R.r.GImethod==2) && (R.r.GIphotons)) { md="on"; power*=R.r.GIpower; }
params["type"]=yafray::parameter_t("arealight");
char temp[16];
sprintf(temp,"LAMP%d",num+1);
params["name"]=yafray::parameter_t(temp);
params["dummy"]=yafray::parameter_t(md);
params["power"]=yafray::parameter_t(power);
// samples not used for GI with photons, can still be exported, is ignored
int psm=0, sm = lamp->ray_totsamp;
if (sm>=25) psm = sm/5;
params["samples"]=yafray::parameter_t(sm);
params["psamples"]=yafray::parameter_t(psm);
// transform area lamp coords back to world
float lpco[4][3];
MTC_Mat4Invert(iview, R.viewmat);
MTC_cp3Float(a, lpco[0]);
MTC_Mat4MulVecfl(iview, lpco[0]);
MTC_cp3Float(b, lpco[1]);
MTC_Mat4MulVecfl(iview, lpco[1]);
MTC_cp3Float(c, lpco[2]);
MTC_Mat4MulVecfl(iview, lpco[2]);
MTC_cp3Float(d, lpco[3]);
MTC_Mat4MulVecfl(iview, lpco[3]);
params["a"] = yafray::parameter_t(yafray::point3d_t(lpco[0][0], lpco[0][1], lpco[0][2]));
params["b"] = yafray::parameter_t(yafray::point3d_t(lpco[1][0], lpco[1][1], lpco[1][2]));
params["c"] = yafray::parameter_t(yafray::point3d_t(lpco[2][0], lpco[2][1], lpco[2][2]));
params["d"] = yafray::parameter_t(yafray::point3d_t(lpco[3][0], lpco[3][1], lpco[3][2]));
params["color"]=yafray::parameter_t(yafray::color_t(lamp->r,lamp->g,lamp->b));
yafrayGate->addLight(params);
}
void yafrayPluginRender_t::writeLamps()
{
// inver viewmatrix needed for back2world transform
float iview[4][4];
// R.viewinv != inv.R.viewmat because of possible ortho mode (see convertBlenderScene.c)
// have to invert it here
MTC_Mat4Invert(iview, R.viewmat);
// all lamps
for (int i=0;i<R.totlamp;i++)
{
yafray::paramMap_t params;
string type="";
LampRen* lamp = R.la[i];
if (lamp->type==LA_AREA) { writeAreaLamp(lamp, i, iview); continue; }
// TODO: add decay setting in yafray
bool is_softL=false, is_sphereL=false;
if (lamp->type==LA_LOCAL) {
if (lamp->mode & LA_YF_SOFT) {
// shadowmapped omnidirectional light
params["type"] = yafray::parameter_t("softlight");
is_softL = true;
}
else if ((lamp->mode & LA_SHAD_RAY) && (lamp->YF_ltradius>0.0)) {
// area sphere, only when ray shadows enabled and radius>0.0
params["type"] = yafray::parameter_t("spherelight");
is_sphereL = true;
}
else params["type"] = yafray::parameter_t("pointlight");
}
else if (lamp->type==LA_SPOT)
params["type"] = yafray::parameter_t("spotlight");
else if ((lamp->type==LA_SUN) || (lamp->type==LA_HEMI)) // hemi exported as sun
params["type"] = yafray::parameter_t("sunlight");
else if (lamp->type==LA_YF_PHOTON)
params["type"] = yafray::parameter_t("photonlight");
else {
// possibly unknown type, ignore
cout << "Unknown Blender lamp type: " << lamp->type << endl;
continue;
}
//no name available here, create one
char temp[16];
sprintf(temp,"LAMP%d",i+1);
params["name"] = yafray::parameter_t(temp);
// color already premultiplied by energy, so only need distance here
float pwr = 1; // default for sun/hemi, distance irrelevant
if ((lamp->type!=LA_SUN) && (lamp->type!=LA_HEMI)) {
if (lamp->mode & LA_SPHERE) {
// best approx. as used in LFexport script (LF d.f.m. 4pi?)
pwr = lamp->dist*(lamp->dist+1)*(0.25/M_PI);
//decay = 2;
}
else {
pwr = lamp->dist;
//decay = 1;
}
}
if (is_sphereL) {
// 'dummy' mode for spherelight when used with gpm
string md = "off";
// if no GI used, the GIphotons flag can still be set, so only use when 'full' selected
if ((R.r.GImethod==2) && (R.r.GIphotons)) { md="on"; pwr*=R.r.GIpower; }
params["power"] = yafray::parameter_t(pwr);
params["dummy"] = yafray::parameter_t(md);
}
else params["power"] = yafray::parameter_t(pwr);
// cast_shadows flag not used with softlight, spherelight or photonlight
if ((!is_softL) && (!is_sphereL) && (lamp->type!=LA_YF_PHOTON)) {
string lpmode="off";
// Shadows only when Blender has shadow button enabled, only spots use LA_SHAD flag.
// Also blender hemilights exported as sunlights which might have shadow flag set
// should have cast_shadows set to off (reported by varuag)
if (lamp->type!=LA_HEMI) {
if (R.r.mode & R_SHADOW)
if (((lamp->type==LA_SPOT) && (lamp->mode & LA_SHAD)) || (lamp->mode & LA_SHAD_RAY)) lpmode="on";
}
params["cast_shadows"] = yafray::parameter_t(lpmode);
}
// spot specific stuff
bool has_halo = ((lamp->type==LA_SPOT) && (lamp->mode & LA_HALO) && (lamp->haint>0.0));
if (lamp->type==LA_SPOT) {
// conversion already changed spotsize to cosine of half angle
float ld = 1-lamp->spotsi; //convert back to blender slider setting
if (ld!=0) ld = 1.f/ld;
params["size"] = yafray::parameter_t(acos(lamp->spotsi)*180.0/M_PI);
params["blend"] = yafray::parameter_t(lamp->spotbl*ld);
params["beam_falloff"] = yafray::parameter_t(2.0);
// halo params
if (has_halo) {
params["halo"] = yafray::parameter_t("on");
params["res"] = yafray::parameter_t(lamp->YF_bufsize);
int hsmp = ((12-lamp->shadhalostep)*16)/12;
hsmp = (hsmp+1)*16; // makes range (16, 272) for halostep(12, 0), good enough?
params["samples"] = yafray::parameter_t(hsmp);
params["shadow_samples"] = yafray::parameter_t(lamp->samp*lamp->samp);
params["halo_blur"] = yafray::parameter_t(0.0);
params["shadow_blur"] = yafray::parameter_t(lamp->soft*0.01f);
params["fog_density"] = yafray::parameter_t(lamp->haint*0.2f);
}
}
else if (is_softL) {
// softlight
params["res"] = yafray::parameter_t(lamp->YF_bufsize);
params["radius"] = yafray::parameter_t(lamp->soft);
params["bias"] = yafray::parameter_t(lamp->bias);
}
else if (is_sphereL) {
// spherelight
int psm=0, sm = lamp->ray_samp*lamp->ray_samp;
if (sm>=25) psm = sm/5;
params["radius"] = yafray::parameter_t(lamp->YF_ltradius);
params["samples"] = yafray::parameter_t(sm);
params["psamples"] = yafray::parameter_t(psm);
params["qmc_method"] = yafray::parameter_t(1);
}
else if (lamp->type==LA_YF_PHOTON) {
string qmc="off";
if (lamp->YF_useqmc) qmc="on";
params["photons"] = yafray::parameter_t(lamp->YF_numphotons);
params["search"] = yafray::parameter_t(lamp->YF_numsearch);
params["depth"] = yafray::parameter_t(lamp->YF_phdepth);
params["use_QMC"] = yafray::parameter_t(qmc);
params["angle"] = yafray::parameter_t(acos(lamp->spotsi)*180.0/M_PI);
float cl = lamp->YF_causticblur/sqrt((float)lamp->YF_numsearch);
params["fixedradius"] = yafray::parameter_t(lamp->YF_causticblur);
params["cluster"] = yafray::parameter_t(cl);
}
// transform lamp co & vec back to world
float lpco[3], lpvec[3];
MTC_cp3Float(lamp->co, lpco);
MTC_Mat4MulVecfl(iview, lpco);
MTC_cp3Float(lamp->vec, lpvec);
MTC_Mat4Mul3Vecfl(iview, lpvec);
// position, (==-blendir for sun/hemi)
if ((lamp->type==LA_SUN) || (lamp->type==LA_HEMI))
params["from"] = yafray::parameter_t(yafray::point3d_t(-lpvec[0], -lpvec[1], -lpvec[2]));
else
params["from"] = yafray::parameter_t(yafray::point3d_t(lpco[0], lpco[1], lpco[2]));
// 'to' for spot/photonlight, already calculated by Blender
if ((lamp->type==LA_SPOT) || (lamp->type==LA_YF_PHOTON)) {
params["to"] = yafray::parameter_t(yafray::point3d_t(lpco[0] + lpvec[0],
lpco[1] + lpvec[1],
lpco[2] + lpvec[2]));
if (has_halo) params["fog"] = yafray::parameter_t(yafray::color_t(1.0, 1.0, 1.0));
}
// color
// rgb in LampRen is premultiplied by energy, power is compensated for that above
params["color"] = yafray::parameter_t(yafray::color_t(lamp->r, lamp->g, lamp->b));
yafrayGate->addLight(params);
}
}
// write main camera
void yafrayPluginRender_t::writeCamera()
{
yafray::paramMap_t params;
params["name"]=yafray::parameter_t("MAINCAM");
if (R.r.mode & R_ORTHO)
params["type"] = yafray::parameter_t("ortho");
else
params["type"] = yafray::parameter_t("perspective");
params["resx"]=yafray::parameter_t(R.r.xsch);
params["resy"]=yafray::parameter_t(R.r.ysch);
float f_aspect = 1;
if ((R.r.xsch*R.r.xasp)<=(R.r.ysch*R.r.yasp)) f_aspect = float(R.r.xsch*R.r.xasp)/float(R.r.ysch*R.r.yasp);
params["focal"] = yafray::parameter_t(mainCamLens/(f_aspect*32.f));
params["aspect_ratio"] = yafray::parameter_t(R.ycor);
// dof params, only valid for real camera
if (maincam_obj->type==OB_CAMERA) {
Camera* cam = (Camera*)maincam_obj->data;
params["dof_distance"] = yafray::parameter_t(cam->YF_dofdist);
params["aperture"] = yafray::parameter_t(cam->YF_aperture);
if (cam->flag & CAM_YF_NO_QMC)
params["use_qmc"] = yafray::parameter_t("off");
else
params["use_qmc"] = yafray::parameter_t("on");
// bokeh params
string st = "disk1";
if (cam->YF_bkhtype==1)
st = "disk2";
else if (cam->YF_bkhtype==2)
st = "triangle";
else if (cam->YF_bkhtype==3)
st = "square";
else if (cam->YF_bkhtype==4)
st = "pentagon";
else if (cam->YF_bkhtype==5)
st = "hexagon";
else if (cam->YF_bkhtype==6)
st = "ring";
params["bokeh_type"] = yafray::parameter_t(st);
st = "uniform";
if (cam->YF_bkhbias==1)
st = "center";
else if (cam->YF_bkhbias==2)
st = "edge";
params["bokeh_bias"] = yafray::parameter_t(st);
params["bokeh_rotation"] = yafray::parameter_t(cam->YF_bkhrot);
}
params["from"]=yafray::parameter_t(
yafray::point3d_t(maincam_obj->obmat[3][0], maincam_obj->obmat[3][1], maincam_obj->obmat[3][2]));
float fdist = fabs(R.viewmat[3][2]);
if (R.r.mode & R_ORTHO) fdist *= 0.01f;
params["to"]=yafray::parameter_t(
yafray::point3d_t(maincam_obj->obmat[3][0] - fdist * R.viewmat[0][2],
maincam_obj->obmat[3][1] - fdist * R.viewmat[1][2],
maincam_obj->obmat[3][2] - fdist * R.viewmat[2][2]));
params["up"]=yafray::parameter_t(
yafray::point3d_t(maincam_obj->obmat[3][0] + R.viewmat[0][1],
maincam_obj->obmat[3][1] + R.viewmat[1][1],
maincam_obj->obmat[3][2] + R.viewmat[2][1]));
yafrayGate->addCamera(params);
}
void yafrayPluginRender_t::writeHemilight()
{
yafray::paramMap_t params;
params["type"] = yafray::parameter_t("hemilight");
params["name"] = yafray::parameter_t("hemi_LT");
params["power"] = yafray::parameter_t(R.r.GIpower);
switch (R.r.GIquality)
{
case 1 :
case 2 : params["samples"]=yafray::parameter_t(16); break;
case 3 : params["samples"]=yafray::parameter_t(36); break;
case 4 : params["samples"]=yafray::parameter_t(64); break;
case 5 : params["samples"]=yafray::parameter_t(128); break;
default: params["samples"]=yafray::parameter_t(25);
}
yafrayGate->addLight(params);
}
void yafrayPluginRender_t::writePathlight()
{
if (R.r.GIphotons)
{
yafray::paramMap_t params;
params["type"]=yafray::parameter_t("globalphotonlight");
params["name"]=yafray::parameter_t("gpm");
params["photons"]=yafray::parameter_t(R.r.GIphotoncount);
params["radius"]=yafray::parameter_t(R.r.GIphotonradius);
params["depth"]=yafray::parameter_t(((R.r.GIdepth>2) ? (R.r.GIdepth-1) : 1));
params["caus_depth"]=yafray::parameter_t(R.r.GIcausdepth);
params["search"]=yafray::parameter_t(R.r.GImixphotons);
yafrayGate->addLight(params);
}
yafray::paramMap_t params;
params["type"]=yafray::parameter_t("pathlight");
params["name"]=yafray::parameter_t("path_LT");
params["power"]=yafray::parameter_t(R.r.GIindirpower);
params["depth"]=yafray::parameter_t(((R.r.GIphotons) ? 1 : R.r.GIdepth));
params["caus_depth"]=yafray::parameter_t(R.r.GIcausdepth);
if(R.r.GIdirect && R.r.GIphotons) params["direct"]=yafray::parameter_t("on");
if (R.r.GIcache && ! (R.r.GIdirect && R.r.GIphotons))
{
switch (R.r.GIquality)
{
case 1 : params["samples"]=yafray::parameter_t(128);break;
case 2 : params["samples"]=yafray::parameter_t(256);break;
case 3 : params["samples"]=yafray::parameter_t(512);break;
case 4 : params["samples"]=yafray::parameter_t(1024);break;
case 5 : params["samples"]=yafray::parameter_t(2048);break;
default: params["samples"]=yafray::parameter_t(256);
}
float aspect = 1;
if (R.r.xsch < R.r.ysch) aspect = float(R.r.xsch)/float(R.r.ysch);
float sbase = 2.0/float(R.r.xsch);
params["cache"]=yafray::parameter_t("on");
params["use_QMC"]=yafray::parameter_t("on");
params["threshold"]=yafray::parameter_t(R.r.GIrefinement);
params["cache_size"]=yafray::parameter_t(sbase*R.r.GIpixelspersample);
params["shadow_threshold"]=yafray::parameter_t(1.0 - R.r.GIshadowquality);
params["grid"]=yafray::parameter_t(82);
params["search"]=yafray::parameter_t(35);
}
else
{
switch (R.r.GIquality)
{
case 1 : params["samples"]=yafray::parameter_t(16);break;
case 2 : params["samples"]=yafray::parameter_t(36);break;
case 3 : params["samples"]=yafray::parameter_t(64);break;
case 4 : params["samples"]=yafray::parameter_t(128);break;
case 5 : params["samples"]=yafray::parameter_t(256);break;
default: params["samples"]=yafray::parameter_t(25);break;
}
}
yafrayGate->addLight(params);
}
bool yafrayPluginRender_t::writeWorld()
{
World *world = G.scene->world;
if (R.r.GIquality!=0) {
if (R.r.GImethod==1) {
if (world==NULL) cout << "WARNING: need world background for skydome!\n";
writeHemilight();
}
else if (R.r.GImethod==2) writePathlight();
}
if (world==NULL) return false;
yafray::paramMap_t params;
for (int i=0;i<6;i++) {
MTex* wtex = world->mtex[i];
if (!wtex) continue;
Image* wimg = wtex->tex->ima;
if ((wtex->tex->type==TEX_IMAGE) && (wimg!=NULL)) {
string wt_path = wimg->name;
adjustPath(wt_path);
if (BLI_testextensie(wimg->name, ".hdr")) {
params["type"] = yafray::parameter_t("HDRI");
params["name"] = yafray::parameter_t("world_background");
// since exposure adjust is an integer, using the texbri slider isn't actually very useful here (result either -1/0/1)
params["exposure_adjust"] = yafray::parameter_t(int(world->mtex[i]->tex->bright-1));
params["mapping"] = yafray::parameter_t("probe");
params["filename"] = yafray::parameter_t(wt_path);
yafrayGate->addBackground(params);
return true;
}
else if (BLI_testextensie(wimg->name, ".jpg") || BLI_testextensie(wimg->name, ".jpeg") || BLI_testextensie(wimg->name, ".tga")) {
params["type"] = yafray::parameter_t("image");
params["name"] = yafray::parameter_t("world_background");
/*
// not yet in yafray, always assumes spheremap for now, not the same as in Blender,
// which for some reason is scaled by 2 in Blender???
if (wtex->texco & TEXCO_ANGMAP)
params["mapping"] = yafray::parameter_t("probe");
else
params["mapping"] = yafray::parameter_t("sphere");
*/
params["filename"] = yafray::parameter_t(wt_path);
yafrayGate->addBackground(params);
return true;
}
}
}
params.clear();
params["type"] = yafray::parameter_t("constant");
params["name"] = yafray::parameter_t("world_background");
// if no GI used, the GIpower parameter is not always initialized, so in that case ignore it
// (have to change method to init yafray vars in Blender)
float bg_mult = (R.r.GImethod==0) ? 1 : R.r.GIpower;
params["color"]=yafray::parameter_t(yafray::color_t(world->horr * bg_mult,
world->horg * bg_mult,
world->horb * bg_mult));
yafrayGate->addBackground(params);
return true;
}
#include "RE_callbacks.h"
bool blenderYafrayOutput_t::putPixel(int x, int y,const yafray::color_t &c,
yafray::CFLOAT alpha,yafray::PFLOAT depth)
{
unsigned char* bpt = (unsigned char*)R.rectot + ((((R.recty-1)-y)*R.rectx)<<2);
int temp=(int)(c.R*255.0+0.5);
if(temp>255) temp=255;
bpt[4*x]=temp;
temp=(int)(c.G*255.0+0.5);
if(temp>255) temp=255;
bpt[4*x+1]=temp;
temp=(int)(c.B*255.0+0.5);
if(temp>255) temp=255;
bpt[4*x+2]=temp;
temp=(int)(alpha*255.0+0.5);
if(temp>255) temp=255;
bpt[4*x+3]=temp;
out++;
if(out==4096)
{
RE_local_render_display(0,R.recty-1, R.rectx, R.recty, R.rectot);
out=0;
}
if(RE_local_test_break())
return false;
return true;
}
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