private string GetTexture(BaseContainer data, BaseChannel matChannel)
{
string resultName = null;
string texture = data.GetString(C4dApi.BASECHANNEL_TEXTURE);
if (!string.IsNullOrEmpty(texture))
{
texture = Path.GetFileNameWithoutExtension(texture);
texture += ".jpg";
resultName = texture;
if (!_textureFiles.Contains(texture))
{
matChannel.InitTexture(new InitRenderStruct(_doc));
using (BaseBitmap bitmap = matChannel.GetBitmap())
{
if (bitmap != null)
{
using (BaseContainer compressionContainer = new BaseContainer(C4dApi.JPGSAVER_QUALITY))
{
bool bRet = bitmap.SetColorProfile(ColorProfile.GetDefaultSRGB());
compressionContainer.SetFloat(C4dApi.JPGSAVER_QUALITY, 70.0);
string textureFileAbs = Path.Combine(_sceneRootDir, texture);
bitmap.Save(new Filename(textureFileAbs), C4dApi.FILTER_JPG, compressionContainer,
SAVEBIT.SAVEBIT_0);
_textureFiles.Add(texture);
}
}
else
{
resultName = null;
}
}
matChannel.FreeTexture();
}
}
return(resultName);
}
// Different ways how data (The...) is obtained and written.
// Example 1: An override gets the baseTag/BaseObject:
//
// Working example from DoubleCircle:
// public override retval OverrideMethod(..., BaseTag tag, ...)
// {
// BaseContainer di = tag.GetDataInstance(); // Get the data instance from the object
// int theIntContents = di.GetInt(GENERAL_TAG_THEINT); // Retrieve the data from the data instance
// Question: Would it be sufficient to simply use this.GetDataInstance()
public override bool GetDDescription(GeListNode node, DDescriptionParams descparams)
{
// The main part of this code is taken from the "LookAtCamera.cpp" file from the original C4D API samples.
// TODO: whatever this might be good for: if (!singleid || cid.IsPartOf(*singleid, NULL)) // important to check for speedup c4d!
// {
if (!descparams.Desc.LoadDescription("tbase"))
{
return(false);
}
// According to https://developers.maxon.net/docs/Cinema4DCPPSDK/html/class_description.html and
// with #define DESCID_ROOT DescID(DescLevel(1000491, 0, 0)) as set in lib_description.h
// Set the tag's name to something meaningful (other than "Base Tag" or "Basis Tag"
DescID nCid = new DescID(new DescLevel(1000491, 0, 0)); // The ID of the radius value (GENERAL_TAG_THEINT)
BaseContainer nBc = descparams.Desc.GetParameterI(nCid, null); // The type of the radius value (LONG)
string OldName = nBc.GetString(C4dApi.DESC_NAME);
nBc.SetString(C4dApi.DESC_NAME, TagName);
//////////////////////////////////////////////////////////////////////////////////////
// Create an int value named TheInt on the "Base" tab's main level
DescID cid = new DescID(new DescLevel(GENERAL_TAG_THEINT, C4dApi.DTYPE_LONG, 0)); // The ID of the radius value (GENERAL_TAG_THEINT)
BaseContainer bc = C4dApi.GetCustomDataTypeDefault(C4dApi.DTYPE_LONG); // The type of the radius value (LONG)
bc.SetString(C4dApi.DESC_NAME, "TheInt"); // The user interface name (TheInt)
bc.SetInt32(C4dApi.DESC_DEFAULT, 44); // The default value (44, but overridden to 42 in the Init method)
if (!descparams.Desc.SetParameter(cid, bc, new DescID(new DescLevel(C4dApi.ID_TAGPROPERTIES))))
{
return(true);
}
//////////////////////////////////////////////////////////////////////////////////////
// Create a string value named TheName on the "Base" tab's main level
cid = new DescID(new DescLevel(GENERAL_TAG_THENAME, C4dApi.DTYPE_LONG, 0)); // The ID of the radius value (GENERAL_TAG_THENAME)
bc = C4dApi.GetCustomDataTypeDefault(C4dApi.DTYPE_STRING); // The type of the radius value (STRING)
bc.SetString(C4dApi.DESC_NAME, "TheString"); // The user interface name (TheName)
bc.SetString(C4dApi.DESC_DEFAULT, "Worscht"); // The default value (Worscht, but overridden to Horst in the Init method)
if (!descparams.Desc.SetParameter(cid, bc, new DescID(new DescLevel(C4dApi.ID_TAGPROPERTIES))))
{
return(true);
}
/*
* /////////////////////////////////////////////////////////////////////////////////////
* // Create an entirely new Tab (called "Ein schöner Tab")
* DescID cid = new DescID(new DescLevel(CIRCLEOBJECT_NEWTAB, C4dApi.DTYPE_GROUP, 0));
* BaseContainer bcMaingroup = C4dApi.GetCustomDataTypeDefault(C4dApi.DTYPE_GROUP);
* bcMaingroup.SetString(C4dApi.DESC_NAME, "Ein schöner Tab");
* // Create the new Group on the top level (DecLevel(0))
* if (!descparams.Desc.SetParameter(cid, bcMaingroup, new DescID(new DescLevel(0))))
* return true;
*
* /////////////////////////////////////////////////////////////////////////////////////
* // Create an new sub group (called "Hübsches Grüppchen")
* cid = new DescID(new DescLevel(CIRCLEOBJECT_SUBGROUP, C4dApi.DTYPE_GROUP, 0));
* BaseContainer bcSubgroup = C4dApi.GetCustomDataTypeDefault(C4dApi.DTYPE_GROUP);
* bcSubgroup.SetString(C4dApi.DESC_NAME, "Hübsches Grüppchen");
* // Create the sub group on the "Ein schöner Tab" main tab (CIRCLEOBJECT_NEWTAB)
* if (!descparams.Desc.SetParameter(cid, bcSubgroup, new DescID(new DescLevel(CIRCLEOBJECT_NEWTAB))))
* return true;
*
* /////////////////////////////////////////////////////////////////////////////////////
* // Create an new boolean value (as a checkbox) called "Check mich"
* cid = new DescID(new DescLevel(CIRCLEOBJECT_CHECKME, C4dApi.DTYPE_BOOL, 0));
* BaseContainer bcCheckMich = C4dApi.GetCustomDataTypeDefault(C4dApi.DTYPE_BOOL);
* bcCheckMich.SetString(C4dApi.DESC_NAME, "Check mich");
* bcCheckMich.SetBool(C4dApi.DESC_DEFAULT, true);
* // Create the boolean check box under the previously created sub group (CIRCLEOBJECT_SUBGROUP)
* if (!descparams.Desc.SetParameter(cid, bcCheckMich, new DescID(new DescLevel(CIRCLEOBJECT_SUBGROUP))))
* return true;
*/
descparams.Flags |= DESCFLAGS_DESC.DESCFLAGS_DESC_LOADED;
return(true); // base.GetDDescription(node, descparams);
}
/// <summary>
/// This method tries to make the best out of C4Ds seldom relationship between objects with
/// multiple materials which can or can not be restricted to polygon selections and one or more UV sets.
/// But there are unhandled cases:
/// Multple UV tags are not supported. Overlapping polygon selections are probably handled differently.
/// The awkward side effects when changing the tags' order in C4D are not reproduced.
/// </summary>
/// <param name="ob"></param>
/// <param name="snc"></param>
private void VisitObject(BaseObject ob, SceneNodeContainer snc)
{
Collection <TextureTag> textureTags = new Collection <TextureTag>();
Dictionary <string, SelectionTag> selectionTags = new Dictionary <string, SelectionTag>();
UVWTag uvwTag = null;
CAWeightTag weightTag = null;
// SCRATCH
// var targetComponent = new TargetComponent {ExtraInfo = aStr, Radius = anInt};
// snc.AddComponent(targetComponent);
// Iterate over the object's tags
for (BaseTag tag = ob.GetFirstTag(); tag != null; tag = tag.GetNext())
{
// GeneralTag
if (1036156 == tag.GetTypeC4D())
{
var di = tag.GetDataInstance();
int anInt = di.GetInt32(10000);
string aStr = di.GetString(10001);
Logger.Debug("Found a GeneralTag with TheInt=" + anInt + " and TheString = \"" + aStr + "\"");
// var targetComponent = new TargetComponent {ExtraInfo = aStr, Radius = anInt};
// snc.AddComponent(targetComponent);
}
// CAWeightTag - Save data to create the weight list later
CAWeightTag wTag = tag as CAWeightTag;
if (wTag != null)
{
weightTag = wTag;
continue;
}
// TextureTag (Material - there might be more than one)
TextureTag tex = tag as TextureTag;
if (tex != null)
{
textureTags.Add(tex);
continue;
}
// UVWTag - the texutre coordinates. We handle only one
UVWTag uvw = tag as UVWTag;
if (uvw != null)
{
if (uvwTag == null)
{
uvwTag = uvw;
}
else
{
Logger.Error("Object " + ob.GetName() + " contains more than one uv-coordinates-tag. Cannot handle this. Only the first texture tag will be recognized.");
}
continue;
}
// Selection tag. Only recognize the polygon selections as they might be referenced in a TextureTag
SelectionTag selection = tag as SelectionTag;
string selTagName = tag.GetName();
if (selection != null && selection.GetTypeC4D() == C4dApi.Tpolygonselection && !string.IsNullOrEmpty(selTagName)) // One Type and three TypeIDs - You C4D programmer guys really suck
{
selectionTags[selTagName] = selection;
}
// XPresso Tags - TBD
XPressoTag xPresso = tag as XPressoTag;
if (xPresso != null)
{
// Handle XPresso tag
continue;
}
}
TextureTag lastUnselectedTag = null;
Collection <KeyValuePair <SelectionTag, TextureTag> > texSelList = new Collection <KeyValuePair <SelectionTag, TextureTag> >(); // Abused KeyValuePair. Should have been Pair...
// Now iterate over the textureTags
foreach (TextureTag texture in textureTags)
{
string selRef = "";
using (BaseContainer texData = texture.GetData())
{
selRef = texData.GetString(C4dApi.TEXTURETAG_RESTRICTION);
}
if (string.IsNullOrEmpty(selRef))
{
// This material is not restricted to any polygon selection
lastUnselectedTag = texture;
}
else
{
SelectionTag sel;
if (selectionTags.TryGetValue(selRef, out sel))
{
texSelList.Add(new KeyValuePair <SelectionTag, TextureTag>(sel, texture));
}
}
}
// At this point we have the last texture tag not restricted to a seletion. This will become the Material of this FuseeObjectContainer
// no matter if this object contains geometry or not
if (lastUnselectedTag != null)
{
AddComponent(snc, GetMaterial(lastUnselectedTag));
}
// Further processing only needs to take place if the object contains any geometry at all.
PolygonObject polyOb = ob as PolygonObject;
// Check whether the object contains an unpolygonized mesh
if (polyOb == null)
{
polyOb = ob.GetCache(null) as PolygonObject;
}
if (polyOb != null)
{
float3[] normalOb = polyOb.CreatePhongNormals();
// Initialize the polygon index set
int nPolys = polyOb.GetPolygonCount();
HashSet <int> polyInxs = new HashSet <int>();
for (int i = 0; i < nPolys; i++)
{
polyInxs.Add(i);
}
foreach (KeyValuePair <SelectionTag, TextureTag> texSelItem in texSelList)
{
HashSet <int> polyInxsSubset = new HashSet <int>();
BaseSelect bs = texSelItem.Key.GetBaseSelect();
int nSegments = bs.GetSegments();
for (int iSeg = 0; iSeg < nSegments; iSeg++)
{
int from = bs.GetRangeA(iSeg);
int to = bs.GetRangeB(iSeg);
for (int iSel = from; iSel <= to; iSel++)
{
polyInxs.Remove(iSel);
polyInxsSubset.Add(iSel);
}
}
// Now generate Polygons for this subset
if (polyInxsSubset.Count > 0)
{
if (snc.Children == null)
{
snc.Children = new List <SceneNodeContainer>();
}
SceneNodeContainer subSnc = new SceneNodeContainer();
AddComponent(subSnc, new TransformComponent()
{
Translation = new float3(0, 0, 0),
Rotation = new float3(0, 0, 0),
Scale = new float3(1, 1, 1)
});
AddComponent(subSnc, GetMaterial(texSelItem.Value));
subSnc.Name = snc.Name + "_" + texSelItem.Key.GetName();
AddComponent(subSnc, GetMesh(polyOb, normalOb, uvwTag, polyInxsSubset));
_weightManager.AddWeightData(subSnc, polyOb, weightTag, polyInxsSubset);
snc.Children.Add(subSnc);
}
}
// The remaining polygons directly go into the original mesh
AddComponent(snc, GetMesh(polyOb, normalOb, uvwTag, polyInxs));
_weightManager.AddWeightData(snc, polyOb, weightTag, polyInxs);
}
else if (ob.GetTypeC4D() == C4dApi.Olight)
{
using (BaseContainer lightData = ob.GetData())
// Just for debugging purposes
for (int i = 0, id = 0; -1 != (id = lightData.GetIndexId(i)); i++)
{
if (lightData.GetTypeC4D(id) == C4dApi.DA_LONG)
{
int iii = lightData.GetInt32(id);
}
if (lightData.GetTypeC4D(id) == C4dApi.DA_REAL)
{
double d = lightData.GetFloat(id);
}
else if (lightData.GetTypeC4D(id) == C4dApi.DA_VECTOR)
{
double3 v = lightData.GetVector(id);
}
}
;
}
}