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Fixed indices for IndexedTriangleFanSet, IndexedTriangleSet and IndexedTriangleStripSet

pull/1321/head
Patrick Dähne 2017-06-26 15:25:15 +02:00
parent aaa476cb10
commit d8cac6eb24
1 changed files with 98 additions and 3 deletions
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101
code/X3DImporter_Rendering.cpp
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@ -288,9 +288,46 @@ void X3DImporter::ParseNode_Rendering_IndexedTriangleFanSet()
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.CoordIndex = index;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.CoordIndex.clear();
int counter = 0;
int32_t idx[3];
for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != index.end(); idx_it++)
{
idx[2] = *idx_it;
if (idx[2] < 0)
{
counter = 0;
}
else
{
if (counter >= 2)
{
if(ccw)
{
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[1]);
ne_alias.CoordIndex.push_back(idx[2]);
}
else
{
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[2]);
ne_alias.CoordIndex.push_back(idx[1]);
}
ne_alias.CoordIndex.push_back(-1);
idx[1] = idx[2];
}
else
{
idx[counter] = idx[2];
}
++counter;
}
}// for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != ne_alias.index.end(); idx_it++)
// check for child nodes
if(!mReader->isEmptyElement())
{
@ -369,9 +406,34 @@ void X3DImporter::ParseNode_Rendering_IndexedTriangleSet()
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.CoordIndex = index;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.CoordIndex.clear();
int counter = 0;
int32_t idx[3];
for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != index.end(); idx_it++)
{
idx[counter++] = *idx_it;
if (counter > 2)
{
counter = 0;
if(ccw)
{
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[1]);
ne_alias.CoordIndex.push_back(idx[2]);
}
else
{
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[2]);
ne_alias.CoordIndex.push_back(idx[1]);
}
ne_alias.CoordIndex.push_back(-1);
}
}// for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != ne_alias.index.end(); idx_it++)
// check for child nodes
if(!mReader->isEmptyElement())
{
@ -450,9 +512,42 @@ void X3DImporter::ParseNode_Rendering_IndexedTriangleStripSet()
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.CoordIndex = index;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.CoordIndex.clear();
int counter = 0;
int32_t idx[3];
for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != index.end(); idx_it++)
{
idx[2] = *idx_it;
if (idx[2] < 0)
{
counter = 0;
}
else
{
if (counter >= 2)
{
if(ccw)
{
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[1]);
ne_alias.CoordIndex.push_back(idx[2]);
}
else
{
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[2]);
ne_alias.CoordIndex.push_back(idx[1]);
}
ne_alias.CoordIndex.push_back(-1);
}
idx[counter & 1] = idx[2];
++counter;
}
}// for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != ne_alias.index.end(); idx_it++)
// check for child nodes
if(!mReader->isEmptyElement())
{