public static SnapshotModel ReadBinaryFile(BinaryReader br)
{
SnapshotModel model = new SnapshotModel();
model.ReadBinary(br);
return(model);
}
public IndexedViewableAlpha GetSelection(Vec3f[] match, bool applymodifiers)
{
SnapshotModel modeledit = GetEditModel();
if (modeledit != null)
{
return(modeledit.GetSelection(match, applymodifiers));
}
IndexedViewableAlpha viewable = null;
foreach (SnapshotModel model in Models)
{
if (!model.objselected || !model.objvisible)
{
continue;
}
IndexedViewableAlpha nview = model.GetSelection(match, applymodifiers, true);
viewable = IndexedViewableAlpha.Attach(viewable, nview);
}
return(viewable);
/*IndexedViewableAlpha viewable = null;
* foreach( SnapshotModel model in Models )
* {
* IndexedViewableAlpha viewadd = model.GetSelection( match, applymodifiers );
* viewable = IndexedViewableAlpha.CombineFat( viewable, viewadd );
* }
* return viewable;*/
}
public void DeleteNoChangeData(SnapshotModel prev)
{
this.verts = null;
this.vertnormals = null;
this.vertuids = null;
this.vertlabels = null;
this.groups[0] = null;
this.groups[1] = null;
this.groups[2] = null;
this.groups[3] = null;
this.groups = null;
this.facenormals[0] = null;
this.facenormals[1] = null;
this.facenormals = null;
this.nochange = true;
this.prev = prev;
}
public static IndexedViewableAlpha MeshDiff(SnapshotScene snapshot0, SnapshotScene snapshot1, Vec3f[] verts, bool applymods)
{
SnapshotModel[] models0 = snapshot0.Models;
SnapshotModel[] models1 = snapshot1.Models;
IndexedViewableAlpha viewable = null;
int i;
int c = models1.Length;
foreach (SnapshotModel model0 in models0)
{
int uid = model0.objuid;
for (i = 0; i < c; i++)
{
if (models1[i].objuid == uid)
{
break;
}
}
if (i == c)
{
viewable += model0.GetViewable(verts, applymods); continue;
}
SnapshotModel model1 = models1[i];
if (model0.GetEditCount() == model1.GetEditCount())
{
continue;
}
IndexedViewableAlpha diff = SnapshotModel.MeshDiff(model0, model1, verts, applymods);
viewable += diff;
//IndexedViewableAlpha view0 = model0.GetViewable( verts, applymods );
//IndexedViewableAlpha view1 = model1.GetViewable( verts, applymods );
//viewable += view0 - view1;
}
return(viewable);
}
public static IndexedViewableAlpha MeshIntersectAttach(SnapshotScene snapshot0, SnapshotScene snapshot1, Vec3f[] verts, bool applymods)
{
SnapshotModel[] models0 = snapshot0.Models;
SnapshotModel[] models1 = snapshot1.Models;
IndexedViewableAlpha viewable = null;
int i;
int c = models1.Length;
foreach (SnapshotModel model0 in models0)
{
int uid = model0.objuid;
for (i = 0; i < c; i++)
{
if (models1[i].objuid == uid)
{
break;
}
}
if (i == c)
{
continue;
}
SnapshotModel model1 = models1[i];
if (model0.GetEditCount() == model1.GetEditCount())
{
viewable = IndexedViewableAlpha.Attach(viewable, model0.GetViewable(verts, applymods));
}
else
{
viewable = IndexedViewableAlpha.Attach(viewable, SnapshotModel.MeshIntersect(model0, model1, verts, applymods));
}
}
return(viewable);
}
public static IndexedViewableAlpha MeshIntersect(SnapshotModel model0, SnapshotModel model1, Vec3f[] match, bool applymods)
{
int nverts = model0.nverts;
Vec3f[] verts = null;
int[] vertuids = null;
bool[] vsel = null;
int[][] visiblegroups = null;
Vec4f[][] colors = { new Vec4f[nverts], new Vec4f[nverts], new Vec4f[nverts], new Vec4f[nverts] };
float[] pointsizes = (model0.objedit ? pointsizes_edit : pointsizes_view).DeepCopy();
float[] linewidths = (model0.objedit ? linewidths_edit : (model0.objselected ? linewidths_selected : linewidths_unselected)).DeepCopy();
IndexedViewableAlpha viewable = null;
for (int i = 0; i < nverts; i++)
{
if (!model0.objvisible)
{
colors[0][i] = colorobjhidden;
colors[1][i] = colorobjhidden;
colors[2][i] = colorobjhidden;
colors[3][i] = colorobjhidden;
}
else if (model0.objedit)
{
colors[0][i] = colorvertunselected; //( isvertselected[i] ? colorvertselected : colorvertunselected );
colors[1][i] = colorvertunselected; //( isvertselected[i] ? colorvertselected : colorvertunselected );
colors[2][i] = colorface;
colors[3][i] = colorface;
}
else if (model0.objselected)
{
if (model0.objactive)
{
colors[0][i] = colorobjactive;
colors[1][i] = colorobjactive;
colors[2][i] = colorface;
colors[3][i] = colorface;
}
else
{
colors[0][i] = colorobjselected;
colors[1][i] = colorobjselected;
colors[2][i] = colorface;
colors[3][i] = colorface;
}
}
else
{
colors[0][i] = colorobjunselected;
colors[1][i] = colorobjunselected;
colors[2][i] = colorface;
colors[3][i] = colorface;
}
}
List <GroupInfo>[] groups0 = model0.GetGroups();
List <GroupInfo>[] groups1 = model1.GetGroups();
List <int>[] lstvisiblegroups = new List <int>[] {
new List <int>(groups0[0].Count),
new List <int>(groups0[1].Count * 2),
new List <int>(groups0[2].Count * 3),
new List <int>(groups0[3].Count * 4)
};
int[] uids0 = model0.GetVertUIDs();
int[] uids1 = model1.GetVertUIDs();
for (int igroups = 0; igroups < 4; igroups++)
{
List <int> lstcurrent = lstvisiblegroups[igroups];
int i0 = 0;
int i1 = 0;
List <GroupInfo> grps0 = groups0[igroups];
List <GroupInfo> grps1 = groups1[igroups];
int c0 = grps0.Count;
int c1 = grps1.Count;
while (i0 < c0 && i1 < c1)
{
GroupInfo g0 = grps0[i0];
GroupInfo g1 = grps1[i1];
string k0 = g0.GetKeyNoVis(uids0);
string k1 = g1.GetKeyNoVis(uids1);
int comp = k0.CompareTo(k1);
if (comp == 1)
{
i1++; continue;
}
if (comp == -1)
{
i0++; continue;
}
lstcurrent.AddRange(g0.inds);
i0++;
i1++;
}
}
visiblegroups = new int[][] { lstvisiblegroups[0].ToArray(), lstvisiblegroups[1].ToArray(), lstvisiblegroups[2].ToArray(), lstvisiblegroups[3].ToArray() };
verts = model0.GetVerts().CloneArray();
vertuids = model0.GetVertUIDs().CloneArray();
if (model0.objedit)
{
vsel = model0.isvertselected.CloneArray();
}
else
{
vsel = new bool[nverts];
}
viewable = new IndexedViewableAlpha(verts, colors, visiblegroups, pointsizes, linewidths, groupsizes.CloneArray(), vertuids, vsel);
if (match != null)
{
viewable = history.MakeVertsConsistent(viewable, match);
}
if (applymods)
{
foreach (Modifier m in model0.modifiers)
{
if (m is ModifierMirror)
{
ModifierMirror mirror = (ModifierMirror)m;
viewable += viewable.CreateMirrorData_Each(mirror.usex, mirror.usey, mirror.usez, mirror.mergethreshold);
}
}
}
return(viewable);
}
public SnapshotScene(string sPLYFilename, int timeindex, string command, string opts, SnapshotScene prev, bool nochange, bool cmdobjlist)
{
this.file = MiscFileIO.GetFileNameOnly(sPLYFilename);
this.timeindex = timeindex;
this.command = command;
this.opts = opts;
this.prevscene = prev;
cselected = 0;
cedited = 0;
string[] objnames;
bool[] objvisibles;
bool[] objselecteds;
bool[] objactives;
bool[] objedits;
string[] objplyfilenames;
using (Stream s = new FileStream(sPLYFilename, FileMode.Open))
{
string plyline = FileIOFunctions.ReadTextString(s);
if (plyline != "ply")
{
throw new ArgumentException("SnapshotScene: Specified file is not .ply file");
}
ncameras = 0;
nmodels = 0;
bool header = true;
while (header)
{
string cmd = FileIOFunctions.ReadTextString(s);
switch (cmd)
{
case "format":
case "property":
while (s.ReadByte() != 10)
{
; // ignore the rest of the line
}
break;
case "comment":
string str = FileIOFunctions.ReadTextLine(s);
if (str.StartsWith("Created"))
{
switch (str.Split(new char[] { ' ' })[2])
{
case "Blender": ApplicationType = ApplicationTypes.BLENDER; break;
}
}
break;
case "element":
string variable = FileIOFunctions.ReadTextString(s);
int val = FileIOFunctions.ReadTextInteger(s);
switch (variable)
{
case "views": ncameras = val; break;
case "objects": nmodels = val; break;
default: throw new Exception("SnapshotScene: Unhandled element type " + variable);
}
break;
case "end_header": header = false; break;
default: throw new Exception("SnapshotScene: Unhandled command type " + cmd);
}
}
if (ApplicationType == ApplicationTypes.UNKNOWN)
{
throw new Exception("SnapshotScene: PLY was created by an unknown application");
}
cameras = new CameraProperties[ncameras];
for (int i = 0; i < ncameras; i++)
{
// read viewing info
Vec3f loc = new Vec3f(FileIOFunctions.ReadTextFloat(s), FileIOFunctions.ReadTextFloat(s), FileIOFunctions.ReadTextFloat(s));
float w = FileIOFunctions.ReadTextFloat(s);
float x = FileIOFunctions.ReadTextFloat(s);
float y = FileIOFunctions.ReadTextFloat(s);
float z = FileIOFunctions.ReadTextFloat(s);
Quatf qua = (new Quatf(w, x, y, z)).Normalize();
float dis = FileIOFunctions.ReadTextFloat(s);
String per = FileIOFunctions.ReadTextString(s);
cameras[i] = new CameraProperties(loc, qua, dis, (per == "ORTHO"));
}
int istart = 0, iend = 0, iinc = 0;
switch (ApplicationType)
{
case ApplicationTypes.BLENDER: // blender writes list of objects "backwards"; new objects are at beginning of list!
istart = nmodels - 1;
iend = 0;
iinc = -1;
break;
default: throw new Exception("SnapshotScene: Unimplemented ApplicationType");
}
objnames = new string[nmodels];
objvisibles = new bool[nmodels];
objselecteds = new bool[nmodels];
objactives = new bool[nmodels];
objedits = new bool[nmodels];
objplyfilenames = new string[nmodels];
for (int i = istart; i != iend + iinc; i += iinc)
{
objnames[i] = FileIOFunctions.ReadTextQuotedString(s);
objvisibles[i] = (FileIOFunctions.ReadTextInteger(s) == 1);
objselecteds[i] = (FileIOFunctions.ReadTextInteger(s) == 1);
objactives[i] = (FileIOFunctions.ReadTextInteger(s) == 1);
objedits[i] = (FileIOFunctions.ReadTextInteger(s) == 1);
objplyfilenames[i] = FileIOFunctions.ReadTextString(s);
if (objselecteds[i])
{
cselected++;
}
if (objedits[i])
{
cedited++;
}
}
}
if (cedited > 1)
{
throw new Exception("more than one object being edited");
}
bool loadall = (prev == null || cmdobjlist); // need to load every object?
models = new SnapshotModel[nmodels];
modelscached = new SnapshotModel[nmodels];
SnapshotModel[] pmodels = null;
if (prev != null)
{
pmodels = prev.Models;
}
for (int i = 0; i < nmodels; i++)
{
bool prevsel = !cmdobjlist && (pmodels != null && pmodels[i] != null && pmodels[i].objselected);
if (loadall || (objselecteds[i] && !nochange) || objselecteds[i] != prevsel || pmodels == null || pmodels[i] == null)
{
models[i] = new SnapshotModel(objplyfilenames[i]);
models[i].objind = i;
models[i].objname = objnames[i];
models[i].objvisible = objvisibles[i];
models[i].objselected = objselecteds[i];
models[i].objactive = objactives[i];
models[i].objedit = objedits[i];
modelscached[i] = models[i];
}
else
{
models[i] = null;
modelscached[i] = pmodels[i];
}
}
}
