From Jan Ciger, "I am attaching the updated VRML plugin, as promised. This version works
with OpenVRML 0.17.12 and Boost 1.38. Other versions may work too, but I didn't test that."
This commit is contained in:
Robert Osfield
parent
e24dad3b71
commit
885a7893b8
@ -10,7 +10,7 @@
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# Created by Robert Osfield.
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# Modified for the debug library by Jean-Sébastien Guay.
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FIND_PATH(OPENVRML_INCLUDE_DIR openvrml/openvrml/common.h
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FIND_PATH(OPENVRML_INCLUDE_DIR openvrml/openvrml-common.h
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$ENV{OPENVRML_DIR}/include
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$ENV{OPENVRML_DIR}
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~/Library/Frameworks
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@ -10,15 +10,11 @@
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#endif
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#include <openvrml/vrml97node.h>
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#include <openvrml/common.h>
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#include <openvrml/node.h>
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#include <openvrml/node_ptr.h>
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#include <openvrml/field.h>
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#include <osg/CullFace>
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openvrml::vrml97_node::indexed_face_set_node *vrml_ifs) const
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openvrml::node *vrml_ifs) const
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{
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osg::ref_ptr<osg::Geometry> osg_geom = new osg::Geometry();
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@ -26,12 +22,14 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg::StateSet *osg_stateset = osg_geom->getOrCreateStateSet();
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// get array of vertex coordinate_nodes
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if(vrml_ifs->type().id() == "IndexedFaceSet")
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{
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const openvrml::field_value& fv = vrml_ifs->field("coord");
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const openvrml::sfnode& sfn = dynamic_cast<const openvrml::sfnode&>(fv);
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openvrml::vrml97_node::coordinate_node* vrml_coord_node = dynamic_cast<openvrml::vrml97_node::coordinate_node*>(sfn.value.get());
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std::auto_ptr<openvrml::field_value> fv = vrml_ifs->field("coord");
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const openvrml::sfnode *sfn = dynamic_cast<const openvrml::sfnode *>(fv.get());
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openvrml::coordinate_node *vrml_coord_node = dynamic_cast<openvrml::coordinate_node *>((sfn->value()).get());
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const std::vector<openvrml::vec3f> &vrml_coord = vrml_coord_node->point();
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osg::ref_ptr<osg::Vec3Array> osg_vertices = new osg::Vec3Array();
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unsigned i;
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@ -44,15 +42,15 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg_geom->setVertexArray(osg_vertices.get());
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// get array of vertex indices
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const openvrml::field_value &fv2 = vrml_ifs->field("coordIndex");
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const openvrml::mfint32 &vrml_coord_index = dynamic_cast<const openvrml::mfint32 &>(fv2);
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std::auto_ptr<openvrml::field_value> fv2 = vrml_ifs->field("coordIndex");
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const openvrml::mfint32 *vrml_coord_index = dynamic_cast<const openvrml::mfint32 *>(fv2.get());
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osg::ref_ptr<osg::IntArray> osg_vert_index = new osg::IntArray();
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int num_vert = 0;
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for (i = 0; i < vrml_coord_index.value.size(); i++)
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for (i = 0; i < vrml_coord_index->value().size(); i++)
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{
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int index = vrml_coord_index.value[i];
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int index = vrml_coord_index->value()[i];
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if (index == -1)
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{
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static_cast<osg::DrawArrayLengths*>(osg_geom->getPrimitiveSet(0))->push_back(num_vert);
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@ -64,6 +62,7 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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++num_vert;
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}
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}
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if (num_vert)
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{
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//GvdB: Last coordIndex wasn't -1
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@ -75,10 +74,9 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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{
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// get texture coordinate_nodes
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const openvrml::field_value &fv = vrml_ifs->field("texCoord");
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const openvrml::sfnode &sfn = dynamic_cast<const openvrml::sfnode &>(fv);
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openvrml::vrml97_node::texture_coordinate_node *vrml_tex_coord_node =
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dynamic_cast<openvrml::vrml97_node::texture_coordinate_node *>(sfn.value.get());
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std::auto_ptr<openvrml::field_value> fv = vrml_ifs->field("texCoord");
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const openvrml::sfnode *sfn = dynamic_cast<const openvrml::sfnode *>(fv.get());
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openvrml::texture_coordinate_node *vrml_tex_coord_node = dynamic_cast<openvrml::texture_coordinate_node *>(sfn->value().get());
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if (vrml_tex_coord_node != 0) // if no texture, node is NULL pointer
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{
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@ -95,16 +93,16 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg_geom->setTexCoordArray(0, osg_texcoords.get());
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// get array of texture indices
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const openvrml::field_value &fv2 = vrml_ifs->field("texCoordIndex");
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const openvrml::mfint32 &vrml_tex_coord_index = dynamic_cast<const openvrml::mfint32 &>(fv2);
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std::auto_ptr<openvrml::field_value> fv2 = vrml_ifs->field("texCoordIndex");
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const openvrml::mfint32 *vrml_tex_coord_index = dynamic_cast<const openvrml::mfint32 *>(fv2.get());
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osg::ref_ptr<osg::IntArray> osg_tex_coord_index = new osg::IntArray();
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if(vrml_tex_coord_index.value.size() > 0)
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if(vrml_tex_coord_index->value().size() > 0)
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{
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for (i = 0; i < vrml_tex_coord_index.value.size(); i++)
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for (i = 0; i < vrml_tex_coord_index->value().size(); i++)
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{
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int index = vrml_tex_coord_index.value[i];
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int index = vrml_tex_coord_index->value()[i];
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if (index != -1) {
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osg_tex_coord_index->push_back(index);
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}
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@ -118,9 +116,9 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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// get array of normals per vertex (if specified)
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{
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const openvrml::field_value& fv = vrml_ifs->field("normal");
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const openvrml::sfnode& sfn = dynamic_cast<const openvrml::sfnode&>(fv);
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openvrml::vrml97_node::normal_node* vrml_normal_node = dynamic_cast<openvrml::vrml97_node::normal_node*>(sfn.value.get());
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std::auto_ptr<openvrml::field_value> fv = vrml_ifs->field("normal");
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const openvrml::sfnode *sfn = dynamic_cast<const openvrml::sfnode *>(fv.get());
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openvrml::normal_node *vrml_normal_node = dynamic_cast<openvrml::normal_node *>(sfn->value().get());
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if (vrml_normal_node != 0) // if no normals, node is NULL pointer
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{
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@ -137,16 +135,16 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg_geom->setNormalArray(osg_normalcoords.get());
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// get array of normal indices
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const openvrml::field_value& fv2 = vrml_ifs->field("normalIndex");
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const openvrml::mfint32& vrml_normal_index = dynamic_cast<const openvrml::mfint32&>(fv2);
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std::auto_ptr<openvrml::field_value> fv2 = vrml_ifs->field("normalIndex");
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const openvrml::mfint32 *vrml_normal_index = dynamic_cast<const openvrml::mfint32 *>(fv2.get());
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osg::ref_ptr<osg::IntArray> osg_normal_index = new osg::IntArray();
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if (vrml_normal_index.value.size() > 0)
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if (vrml_normal_index->value().size() > 0)
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{
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for (i = 0; i < vrml_normal_index.value.size(); i++)
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for (i = 0; i < vrml_normal_index->value().size(); i++)
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{
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int index = vrml_normal_index.value[i];
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int index = vrml_normal_index->value()[i];
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if (index != -1)
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{
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osg_normal_index->push_back(index);
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@ -159,10 +157,10 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg_geom->setNormalIndices(osg_geom->getVertexIndices());
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// get normal binding
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const openvrml::field_value &fv3 = vrml_ifs->field("normalPerVertex");
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const openvrml::sfbool &vrml_norm_per_vertex = dynamic_cast<const openvrml::sfbool &>(fv3);
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std::auto_ptr<openvrml::field_value> fv3 = vrml_ifs->field("normalPerVertex");
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const openvrml::sfbool *vrml_norm_per_vertex = dynamic_cast<const openvrml::sfbool *>(fv3.get());
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if (vrml_norm_per_vertex.value)
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if (vrml_norm_per_vertex->value())
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{
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osg_geom->setNormalBinding(osg::Geometry::BIND_PER_VERTEX);
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} else
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@ -174,10 +172,9 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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// get array of colours per vertex (if specified)
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{
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const openvrml::field_value &fv = vrml_ifs->field("color");
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const openvrml::sfnode &sfn = dynamic_cast<const openvrml::sfnode &>(fv);
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openvrml::vrml97_node::color_node *vrml_color_node =
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dynamic_cast<openvrml::vrml97_node::color_node *>(sfn.value.get());
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std::auto_ptr<openvrml::field_value> fv = vrml_ifs->field("color");
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const openvrml::sfnode *sfn = dynamic_cast<const openvrml::sfnode *>(fv.get());
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openvrml::color_node *vrml_color_node = dynamic_cast<openvrml::color_node *>(sfn->value().get());
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if (vrml_color_node != 0) // if no colors, node is NULL pointer
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{
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@ -194,16 +191,16 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg_geom->setColorArray(osg_colors.get());
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// get array of color indices
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const openvrml::field_value &fv2 = vrml_ifs->field("colorIndex");
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const openvrml::mfint32 &vrml_color_index = dynamic_cast<const openvrml::mfint32 &>(fv2);
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std::auto_ptr<openvrml::field_value> fv2 = vrml_ifs->field("colorIndex");
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const openvrml::mfint32 *vrml_color_index = dynamic_cast<const openvrml::mfint32 *>(fv2.get());
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osg::ref_ptr<osg::IntArray> osg_color_index = new osg::IntArray();
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if(vrml_color_index.value.size() > 0)
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if(vrml_color_index->value().size() > 0)
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{
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for (i = 0; i < vrml_color_index.value.size(); i++)
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for (i = 0; i < vrml_color_index->value().size(); i++)
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{
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int index = vrml_color_index.value[i];
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int index = vrml_color_index->value()[i];
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if (index != -1) {
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osg_color_index->push_back(index);
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}
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@ -214,10 +211,10 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg_geom->setColorIndices(osg_geom->getVertexIndices());
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// get color binding
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const openvrml::field_value &fv3 = vrml_ifs->field("colorPerVertex");
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const openvrml::sfbool &vrml_color_per_vertex = dynamic_cast<const openvrml::sfbool &>(fv3);
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std::auto_ptr<openvrml::field_value> fv3 = vrml_ifs->field("colorPerVertex");
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const openvrml::sfbool *vrml_color_per_vertex = dynamic_cast<const openvrml::sfbool *>(fv3.get());
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if (vrml_color_per_vertex.value)
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if (vrml_color_per_vertex->value())
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{
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osg_geom->setColorBinding(osg::Geometry::BIND_PER_VERTEX);
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} else
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@ -227,7 +224,11 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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}
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}
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if (static_cast<const openvrml::sfbool&>(vrml_ifs->field("solid")).value)
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// normal smoothing
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std::auto_ptr<openvrml::field_value> fv_solid = vrml_ifs->field("solid");
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const openvrml::sfbool *solid = dynamic_cast<const openvrml::sfbool *>(fv_solid.get());
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if (solid->value())
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{
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osg_geom->getOrCreateStateSet()->setAttributeAndModes(new osg::CullFace(osg::CullFace::BACK));
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}
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@ -253,7 +254,7 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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osg::IntArray& indices = *static_cast<osg::IntArray*>(osg_geom->getVertexIndices());
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osg::DrawArrayLengths& lengths = *static_cast<osg::DrawArrayLengths*>(osg_geom->getPrimitiveSet(0));
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int index = 0;
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unsigned index = 0;
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for (osg::DrawArrayLengths::iterator it = lengths.begin(); it != lengths.end(); ++it)
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{
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@ -287,7 +288,6 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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#endif
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}
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osg::DrawArrayLengths& lengths = *static_cast<osg::DrawArrayLengths*>(osg_geom->getPrimitiveSet(0));
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osg::DrawArrayLengths::iterator it = lengths.begin();
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@ -325,5 +325,6 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97IndexedFaceSet(openv
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break;
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}
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}
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return osg_geom.get();
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}
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@ -11,16 +11,14 @@
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#endif
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#include <openvrml/vrml97node.h>
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#include <openvrml/common.h>
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#include <openvrml/node.h>
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#include <openvrml/node_ptr.h>
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#include <openvrml/field.h>
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#include <osg/CullFace>
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Box(openvrml::vrml97_node::box_node* vrml_box) const
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Box(openvrml::node* vrml_box) const
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{
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const openvrml::vec3f& size = static_cast<const openvrml::sfvec3f&>(vrml_box->field("size")).value;
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std::auto_ptr<openvrml::field_value> fv = vrml_box->field("size");
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const openvrml::vec3f &size = static_cast<const openvrml::sfvec3f *> (fv.get())->value();
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osg::Vec3 halfSize(size[0] * 0.5f, size[1] * 0.5f, size[2] * 0.5f);
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@ -98,10 +96,10 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Box(openvrml::vrml97
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return osg_geom.get();
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}
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Sphere(openvrml::vrml97_node::sphere_node* vrml_sphere) const
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Sphere(openvrml::node* vrml_sphere) const
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{
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float radius = static_cast<const openvrml::sffloat&>(vrml_sphere->field("radius")).value;
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std::auto_ptr<openvrml::field_value> fv = vrml_sphere->field("radius");
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const float radius = static_cast<const openvrml::sffloat *> (fv.get())->value();
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SphereLibrary::const_iterator it = m_sphereLibrary.find(radius);
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if (it != m_sphereLibrary.end())
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@ -177,13 +175,12 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Sphere(openvrml::vrm
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return osg_geom.get();
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}
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cone(openvrml::vrml97_node::cone_node* vrml_cone) const
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cone(openvrml::node* vrml_cone) const
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{
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float height = static_cast<const openvrml::sffloat&>(vrml_cone->field("height")).value;
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float radius = static_cast<const openvrml::sffloat&>(vrml_cone->field("bottomRadius")).value;
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bool bottom = static_cast<const openvrml::sfbool&>(vrml_cone->field("bottom")).value;
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bool side = static_cast<const openvrml::sfbool&>(vrml_cone->field("side")).value;
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float height = static_cast<const openvrml::sffloat*>(vrml_cone->field("height").get())->value();
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float radius = static_cast<const openvrml::sffloat*>(vrml_cone->field("bottomRadius").get())->value();
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bool bottom = static_cast<const openvrml::sfbool*>(vrml_cone->field("bottom").get())->value();
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bool side = static_cast<const openvrml::sfbool*>(vrml_cone->field("side").get())->value();
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QuadricKey key(height, radius, bottom, side, false);
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@ -253,7 +250,6 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cone(openvrml::vrml9
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{
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osg::ref_ptr<osg::DrawArrays> bottom = new osg::DrawArrays(osg::PrimitiveSet::TRIANGLE_FAN);
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size_t first = osg_vertices->size();
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bottom->setFirst(first);
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@ -291,13 +287,13 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cone(openvrml::vrml9
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return osg_geom.get();
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}
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cylinder(openvrml::vrml97_node::cylinder_node* vrml_cylinder) const
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osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cylinder(openvrml::node* vrml_cylinder) const
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{
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float height = static_cast<const openvrml::sffloat&>(vrml_cylinder->field("height")).value;
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float radius = static_cast<const openvrml::sffloat&>(vrml_cylinder->field("radius")).value;
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bool bottom = static_cast<const openvrml::sfbool&>(vrml_cylinder->field("bottom")).value;
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bool side = static_cast<const openvrml::sfbool&>(vrml_cylinder->field("side")).value;
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bool top = static_cast<const openvrml::sfbool&>(vrml_cylinder->field("top")).value;
|
||||
float height = static_cast<const openvrml::sffloat*>(vrml_cylinder->field("height").get())->value();
|
||||
float radius = static_cast<const openvrml::sffloat*>(vrml_cylinder->field("radius").get())->value();
|
||||
bool bottom = static_cast<const openvrml::sfbool*>(vrml_cylinder->field("bottom").get())->value();
|
||||
bool side = static_cast<const openvrml::sfbool*>(vrml_cylinder->field("side").get())->value();
|
||||
bool top = static_cast<const openvrml::sfbool*>(vrml_cylinder->field("top").get())->value();
|
||||
|
||||
QuadricKey key(height, radius, bottom, side, top);
|
||||
|
||||
@ -316,7 +312,6 @@ osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Cylinder(openvrml::v
|
||||
|
||||
const float thetaDelta = 2.0f * float(osg::PI) / float(numSegments);
|
||||
|
||||
|
||||
float topY = height * 0.5f;
|
||||
float bottomY = height * -0.5f;
|
||||
|
||||
|
||||
@ -5,8 +5,10 @@
|
||||
|
||||
- dependencies:
|
||||
OpenVRML (http://openvrml.org/)
|
||||
Boost (http://www.boost.org/)
|
||||
OpenSceneGraph (http://www.openscenegraph.org/)
|
||||
|
||||
CAUTION!
|
||||
This version of the plugin requires OpenVRML 0.14.3. Version 0.16.2 *WILL NOT* work!
|
||||
This version of the plugin requires OpenVRML 0.17.12 and Boost 1.38.
|
||||
Older version *may* work, but were not tested!
|
||||
|
||||
|
||||
@ -11,6 +11,7 @@
|
||||
* (c) VRlab EPFL, Switzerland, 2004-2006
|
||||
*
|
||||
* Gino van den Bergen, DTECTA (gino@dtecta.com)
|
||||
* Xiangxian Wang (xiangxianwang@yahoo.com.cn)
|
||||
*
|
||||
*/
|
||||
|
||||
@ -19,6 +20,9 @@
|
||||
#include <iostream>
|
||||
#include <fstream>
|
||||
|
||||
#include <boost/algorithm/string/predicate.hpp>
|
||||
#include <boost/utility.hpp>
|
||||
|
||||
#if defined(_MSC_VER)
|
||||
# pragma warning(disable: 4250)
|
||||
# pragma warning(disable: 4290)
|
||||
@ -26,11 +30,8 @@
|
||||
#endif
|
||||
|
||||
#include <openvrml/vrml97node.h>
|
||||
#include <openvrml/common.h>
|
||||
#include <openvrml/browser.h>
|
||||
#include <openvrml/node.h>
|
||||
#include <openvrml/node_ptr.h>
|
||||
#include <openvrml/field.h>
|
||||
|
||||
#include <osg/TexEnv>
|
||||
#include <osg/CullFace>
|
||||
@ -55,6 +56,116 @@
|
||||
#include <assert.h>
|
||||
#include <map>
|
||||
|
||||
// -------------------------------------------------------------------------------------
|
||||
// OpenVRML helper class
|
||||
// -------------------------------------------------------------------------------------
|
||||
class resource_fetcher: public openvrml::resource_fetcher
|
||||
{
|
||||
private:
|
||||
virtual std::auto_ptr<openvrml::resource_istream> do_get_resource(const std::string & uri)
|
||||
{
|
||||
using std::auto_ptr;
|
||||
using std::invalid_argument;
|
||||
using std::string;
|
||||
using openvrml::resource_istream;
|
||||
|
||||
class file_resource_istream: public resource_istream
|
||||
{
|
||||
std::string url_;
|
||||
std::filebuf buf_;
|
||||
|
||||
public:
|
||||
explicit file_resource_istream(const std::string & path) :
|
||||
resource_istream(&this->buf_)
|
||||
{
|
||||
//
|
||||
// Note that the failbit is set in the constructor if no data
|
||||
// can be read from the stream. This is important. If the
|
||||
// failbit is not set on such a stream, OpenVRML will attempt
|
||||
// to read data from a stream that cannot provide it.
|
||||
//
|
||||
if (!this->buf_.open(path.c_str(), ios_base::in | ios_base::binary))
|
||||
{
|
||||
this->setstate(ios_base::badbit);
|
||||
}
|
||||
}
|
||||
|
||||
void url(const std::string & str) throw (std::bad_alloc)
|
||||
{
|
||||
this->url_ = str;
|
||||
}
|
||||
|
||||
private:
|
||||
virtual const std::string do_url() const throw ()
|
||||
{
|
||||
return this->url_;
|
||||
}
|
||||
|
||||
virtual const std::string do_type() const throw ()
|
||||
{
|
||||
//
|
||||
// A real application should use OS facilities for this;
|
||||
// however, that is beyond the scope of this example (which
|
||||
// is intended to be portable and stupid).
|
||||
//
|
||||
using std::find;
|
||||
using std::string;
|
||||
using boost::algorithm::iequals;
|
||||
using boost::next;
|
||||
string media_type = "application/octet-stream";
|
||||
|
||||
const string::const_reverse_iterator dot_pos = find(this->url_.rbegin(), this->url_.rend(), '.');
|
||||
if (dot_pos == this->url_.rend() || next(dot_pos.base()) == this->url_.end())
|
||||
{
|
||||
return media_type;
|
||||
}
|
||||
|
||||
const string::const_iterator hash_pos = find(next(dot_pos.base()), this->url_.end(), '#');
|
||||
const string ext(dot_pos.base(), hash_pos);
|
||||
|
||||
if (iequals(ext, "wrl") || iequals(ext, "vrml"))
|
||||
{
|
||||
media_type = "model/vrml";
|
||||
}
|
||||
else if (iequals(ext, "png"))
|
||||
{
|
||||
media_type = "image/png";
|
||||
}
|
||||
else if (iequals(ext, "jpg") || iequals(ext, "jpeg"))
|
||||
{
|
||||
media_type = "image/jpeg";
|
||||
}
|
||||
return media_type;
|
||||
}
|
||||
|
||||
virtual bool do_data_available() const throw ()
|
||||
{
|
||||
return !!(*this);
|
||||
}
|
||||
};
|
||||
|
||||
const string scheme = uri.substr(0, uri.find_first_of(':'));
|
||||
if (scheme != "file")
|
||||
{
|
||||
throw invalid_argument('\"' + scheme + "\" URI scheme not "
|
||||
"supported");
|
||||
}
|
||||
//
|
||||
// file://
|
||||
// ^
|
||||
// 01234567
|
||||
//
|
||||
string path = uri.substr(uri.find_first_of('/', 7));
|
||||
|
||||
auto_ptr<resource_istream> in(new file_resource_istream(path));
|
||||
static_cast<file_resource_istream *> (in.get())->url(uri);
|
||||
|
||||
return in;
|
||||
}
|
||||
};
|
||||
|
||||
// -------------------------------------------------------------------------------------
|
||||
|
||||
|
||||
// Register with Registry to instantiate the above reader/writer.
|
||||
REGISTER_OSGPLUGIN(vrml, ReaderWriterVRML2)
|
||||
@ -62,7 +173,8 @@ REGISTER_OSGPLUGIN(vrml, ReaderWriterVRML2)
|
||||
osgDB::ReaderWriter::ReadResult ReaderWriterVRML2::readNode(const std::string &fname, const Options* opt) const
|
||||
{
|
||||
std::string fileName = osgDB::findDataFile(fname, opt);
|
||||
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
|
||||
if (fileName.empty())
|
||||
return ReadResult::FILE_NOT_FOUND;
|
||||
|
||||
// convert possible Windows backslashes to Unix slashes
|
||||
// OpenVRML doesn't like backslashes, even on Windows
|
||||
@ -75,33 +187,32 @@ osgDB::ReaderWriter::ReadResult ReaderWriterVRML2::readNode(const std::string &f
|
||||
if (unixFileName[0] == '/') // absolute path
|
||||
fileName = "file://" + unixFileName;
|
||||
#endif
|
||||
else // relative path
|
||||
else
|
||||
// relative path
|
||||
fileName = unixFileName;
|
||||
|
||||
|
||||
|
||||
std::fstream null;
|
||||
openvrml::browser *browser = new openvrml::browser(null, null);
|
||||
resource_fetcher fetcher;
|
||||
openvrml::browser *b = new openvrml::browser(fetcher, null, null);
|
||||
|
||||
std::vector<std::string> parameter;
|
||||
std::vector<std::string> vuri;
|
||||
vuri.push_back(fileName);
|
||||
browser->load_url(vuri, parameter);
|
||||
std::ifstream vrml_stream(fileName.c_str());
|
||||
|
||||
std::vector< openvrml::node_ptr > mfn;
|
||||
mfn = browser->root_nodes();
|
||||
try
|
||||
{
|
||||
const std::vector< boost::intrusive_ptr< openvrml::node > > & mfn = b->create_vrml_from_stream(vrml_stream);
|
||||
|
||||
if (mfn.size() == 0) {
|
||||
if(mfn.empty())
|
||||
return ReadResult::FILE_NOT_HANDLED;
|
||||
|
||||
} else {
|
||||
osg::ref_ptr<osg::MatrixTransform> osg_root =
|
||||
new osg::MatrixTransform(osg::Matrix( 1, 0, 0, 0,
|
||||
else
|
||||
{
|
||||
osg::ref_ptr<osg::MatrixTransform> osg_root = new osg::MatrixTransform(osg::Matrix( 1, 0, 0, 0,
|
||||
0, 0, 1, 0,
|
||||
0, -1, 0, 0,
|
||||
0, 0, 0, 1));
|
||||
|
||||
osgDB::getDataFilePathList().push_front(osgDB::getFilePath(unixFileName));
|
||||
for (unsigned i = 0; i < mfn.size(); i++) {
|
||||
for (unsigned i = 0; i < mfn.size(); i++)
|
||||
{
|
||||
openvrml::node *vrml_node = mfn[i].get();
|
||||
osg_root->addChild(convertFromVRML(vrml_node).get());
|
||||
}
|
||||
@ -110,29 +221,36 @@ osgDB::ReaderWriter::ReadResult ReaderWriterVRML2::readNode(const std::string &f
|
||||
}
|
||||
}
|
||||
|
||||
catch (openvrml::invalid_vrml) { return ReadResult::FILE_NOT_HANDLED; }
|
||||
catch (std::invalid_argument) { return ReadResult::FILE_NOT_HANDLED; }
|
||||
}
|
||||
|
||||
osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj) const
|
||||
{
|
||||
std::string name = obj->id();
|
||||
static int osgLightNum = 0; //light
|
||||
//static int osgLightNum = 0; //light
|
||||
|
||||
// std::cout << obj->type.id << " Node " << " ["<< name <<']' << std::endl;
|
||||
if (obj->type().id() == "Group") // Group node
|
||||
|
||||
if (obj->type.id == "Group") // Group node
|
||||
{
|
||||
openvrml::vrml97_node::group_node *vrml_group;
|
||||
vrml_group = dynamic_cast<openvrml::vrml97_node::group_node *>(obj);
|
||||
openvrml::grouping_node *vrml_group;
|
||||
vrml_group = dynamic_cast<openvrml::grouping_node *>(obj);
|
||||
|
||||
osg::ref_ptr<osg::Group> osg_group = new osg::Group;
|
||||
|
||||
try
|
||||
{
|
||||
const openvrml::field_value &fv = obj->field("children");
|
||||
std::auto_ptr<openvrml::field_value> fv = obj->field("children");
|
||||
|
||||
if ( fv.type() == openvrml::field_value::mfnode_id ) {
|
||||
const openvrml::mfnode &mfn = dynamic_cast<const openvrml::mfnode &>(fv);
|
||||
for (unsigned i = 0; i < mfn.value.size(); i++) {
|
||||
openvrml::node *node = mfn.value[i].get();
|
||||
osg_group->addChild(convertFromVRML(node).get());
|
||||
if ( fv->type() == openvrml::field_value::mfnode_id )
|
||||
{
|
||||
const openvrml::mfnode* mfn = dynamic_cast<const openvrml::mfnode *>(fv.get());
|
||||
openvrml::mfnode::value_type node_ptr_vector = mfn->value();
|
||||
openvrml::mfnode::value_type::iterator it_npv;
|
||||
|
||||
for (it_npv = node_ptr_vector.begin(); it_npv != node_ptr_vector.end(); it_npv++)
|
||||
{
|
||||
openvrml::node *node = (*(it_npv)).get();
|
||||
osg_group->addChild(convertFromVRML(node));
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -144,22 +262,29 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
return osg_group.get();
|
||||
|
||||
}
|
||||
else if (obj->type.id == "Transform") // Handle transforms
|
||||
|
||||
else if (obj->type().id() == "Transform") // Handle transforms
|
||||
|
||||
{
|
||||
openvrml::vrml97_node::transform_node *vrml_transform;
|
||||
vrml_transform = dynamic_cast<openvrml::vrml97_node::transform_node *>(obj);
|
||||
openvrml::transform_node *vrml_transform;
|
||||
vrml_transform = dynamic_cast<openvrml::transform_node *>(obj);
|
||||
|
||||
openvrml::mat4f vrml_m = vrml_transform->transform();
|
||||
osg::ref_ptr<osg::MatrixTransform> osg_m = new osg::MatrixTransform(osg::Matrix(vrml_m[0][0], vrml_m[0][1], vrml_m[0][2], vrml_m[0][3], vrml_m[1][0], vrml_m[1][1], vrml_m[1][2], vrml_m[1][3], vrml_m[2][0], vrml_m[2][1], vrml_m[2][2], vrml_m[2][3], vrml_m[3][0], vrml_m[3][1], vrml_m[3][2], vrml_m[3][3]));
|
||||
|
||||
try
|
||||
{
|
||||
const openvrml::field_value &fv = obj->field("children");
|
||||
std::auto_ptr<openvrml::field_value> fv = obj->field("children");
|
||||
|
||||
if ( fv.type() == openvrml::field_value::mfnode_id ) {
|
||||
const openvrml::mfnode &mfn = dynamic_cast<const openvrml::mfnode &>(fv);
|
||||
for (unsigned i = 0; i < mfn.value.size(); i++) {
|
||||
openvrml::node *node = mfn.value[i].get();
|
||||
if ( fv->type() == openvrml::field_value::mfnode_id )
|
||||
{
|
||||
const openvrml::mfnode* mfn = dynamic_cast<const openvrml::mfnode *>(fv.get());
|
||||
openvrml::mfnode::value_type node_ptr_vector = mfn->value();
|
||||
openvrml::mfnode::value_type::iterator it_npv;
|
||||
|
||||
for (it_npv = node_ptr_vector.begin(); it_npv != node_ptr_vector.end(); it_npv++)
|
||||
{
|
||||
openvrml::node *node = (*(it_npv)).get();
|
||||
osg_m->addChild(convertFromVRML(node).get());
|
||||
}
|
||||
}
|
||||
@ -172,42 +297,37 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
return osg_m.get();
|
||||
|
||||
}
|
||||
else if (obj->type.id == "Shape") // Handle Shape node
|
||||
|
||||
else if ((obj->type()).id() == "Shape") // Handle Shape node
|
||||
|
||||
{
|
||||
osg::ref_ptr<osg::Geometry> osg_geom;
|
||||
|
||||
// parse the geometry
|
||||
{
|
||||
const openvrml::field_value &fv = obj->field("geometry");
|
||||
std::auto_ptr<openvrml::field_value> fv = obj->field("geometry");
|
||||
|
||||
if (fv.type() == openvrml::field_value::sfnode_id)
|
||||
if (fv->type() == openvrml::field_value::sfnode_id)
|
||||
{
|
||||
const openvrml::sfnode &sfn = dynamic_cast<const openvrml::sfnode &>(fv);
|
||||
const openvrml::sfnode * sfn = dynamic_cast<const openvrml::sfnode *>(fv.get());
|
||||
openvrml::sfnode::value_type node_ptr = sfn->value();
|
||||
|
||||
// is it indexed_face_set_node ?
|
||||
if (node_ptr->type().id()=="IndexedFaceSet")
|
||||
osg_geom = convertVRML97IndexedFaceSet(node_ptr.get());
|
||||
|
||||
openvrml::vrml97_node::abstract_geometry_node* vrml_geom =
|
||||
static_cast<openvrml::vrml97_node::abstract_geometry_node*>(sfn.value.get()->to_geometry());
|
||||
else if (node_ptr->type().id() == "Box")
|
||||
osg_geom = convertVRML97Box(node_ptr.get());
|
||||
|
||||
else if (node_ptr->type().id() == "Sphere")
|
||||
osg_geom = convertVRML97Sphere(node_ptr.get());
|
||||
|
||||
else if (node_ptr->type().id() == "Cone")
|
||||
osg_geom = convertVRML97Cone(node_ptr.get());
|
||||
|
||||
else if (node_ptr->type().id() == "Cylinder")
|
||||
osg_geom = convertVRML97Cylinder(node_ptr.get());
|
||||
|
||||
if (openvrml::vrml97_node::indexed_face_set_node *vrml_ifs = dynamic_cast<openvrml::vrml97_node::indexed_face_set_node *>(vrml_geom))
|
||||
{
|
||||
osg_geom = convertVRML97IndexedFaceSet(vrml_ifs);
|
||||
}
|
||||
else if (openvrml::vrml97_node::box_node* vrml_box = dynamic_cast<openvrml::vrml97_node::box_node*>(vrml_geom))
|
||||
{
|
||||
osg_geom = convertVRML97Box(vrml_box);
|
||||
}
|
||||
else if (openvrml::vrml97_node::sphere_node* vrml_sphere = dynamic_cast<openvrml::vrml97_node::sphere_node*>(vrml_geom))
|
||||
{
|
||||
osg_geom = convertVRML97Sphere(vrml_sphere);
|
||||
}
|
||||
else if (openvrml::vrml97_node::cone_node* vrml_cone = dynamic_cast<openvrml::vrml97_node::cone_node*>(vrml_geom))
|
||||
{
|
||||
osg_geom = convertVRML97Cone(vrml_cone);
|
||||
}
|
||||
else if (openvrml::vrml97_node::cylinder_node* vrml_cylinder = dynamic_cast<openvrml::vrml97_node::cylinder_node*>(vrml_geom))
|
||||
{
|
||||
osg_geom = convertVRML97Cylinder(vrml_cylinder);
|
||||
}
|
||||
else
|
||||
{
|
||||
// other geometry types not handled yet
|
||||
@ -223,24 +343,18 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
osg_stateset->setAttributeAndModes(osg_mat.get());
|
||||
osg_mat->setColorMode(osg::Material::AMBIENT_AND_DIFFUSE);
|
||||
|
||||
|
||||
// parse the appearance
|
||||
{
|
||||
const openvrml::field_value &fv = obj->field("appearance");
|
||||
std::auto_ptr<openvrml::field_value> fv = obj->field("appearance");
|
||||
|
||||
if (fv.type() == openvrml::field_value::sfnode_id)
|
||||
if (fv->type() == openvrml::field_value::sfnode_id)
|
||||
{
|
||||
const openvrml::sfnode &sfn = dynamic_cast<const openvrml::sfnode &>(fv);
|
||||
// std::cerr << "FV->sfnode OK" << std::endl << std::flush;
|
||||
const openvrml::sfnode *sfn = dynamic_cast<const openvrml::sfnode *>(fv.get());
|
||||
openvrml::appearance_node *vrml_app = dynamic_cast<openvrml::appearance_node *>(sfn->value().get());
|
||||
|
||||
openvrml::vrml97_node::appearance_node* vrml_app = static_cast<openvrml::vrml97_node::appearance_node*>(sfn.value.get()->to_appearance());
|
||||
|
||||
const openvrml::node_ptr &vrml_material_node = vrml_app->material();
|
||||
const openvrml::node_ptr &vrml_texture_node = vrml_app->texture();
|
||||
|
||||
const openvrml::vrml97_node::material_node *vrml_material =
|
||||
dynamic_cast<const openvrml::vrml97_node::material_node *>(vrml_material_node.get());
|
||||
// std::cerr << "sfnode->Material OK" << std::endl << std::flush;
|
||||
const boost::intrusive_ptr<openvrml::node> vrml_material_node = vrml_app->material();
|
||||
const boost::intrusive_ptr<openvrml::node> vrml_texture_node = vrml_app->texture();
|
||||
const openvrml::material_node *vrml_material = dynamic_cast<const openvrml::material_node *>(vrml_material_node.get());
|
||||
|
||||
if (vrml_material != NULL)
|
||||
{
|
||||
@ -284,21 +398,17 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
|
||||
}
|
||||
|
||||
const openvrml::vrml97_node::image_texture_node *vrml_texture =
|
||||
dynamic_cast<const openvrml::vrml97_node::image_texture_node *>(vrml_texture_node.get());
|
||||
// std::cerr << "TextureNode -> ImageTexture OK" << std::endl << std::flush;
|
||||
|
||||
// if texture is provided
|
||||
if (vrml_texture != 0) {
|
||||
const openvrml::field_value &texture_url_fv = vrml_texture->field("url");
|
||||
const openvrml::mfstring &mfs = dynamic_cast<const openvrml::mfstring &>(texture_url_fv);
|
||||
// std::cerr << "Texture URL FV -> mfstring OK" << std::endl << std::flush;
|
||||
|
||||
const std::string &url = mfs.value[0];
|
||||
if (vrml_texture_node != 0)
|
||||
{
|
||||
std::auto_ptr<openvrml::field_value> texture_url_fv = vrml_texture_node->field("url");
|
||||
const openvrml::mfstring *mfs = dynamic_cast<const openvrml::mfstring *>(texture_url_fv.get());
|
||||
const std::string &url = mfs->value()[0];
|
||||
|
||||
osg::ref_ptr<osg::Image> image = osgDB::readRefImageFile(url);
|
||||
|
||||
if (image != 0) {
|
||||
if (image != 0)
|
||||
{
|
||||
osg::ref_ptr<osg::Texture2D> texture = new osg::Texture2D;
|
||||
texture->setImage(image.get());
|
||||
|
||||
@ -308,26 +418,30 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
texture->setWrap(osg::Texture::WRAP_T, osg::Texture::REPEAT);
|
||||
|
||||
// get the real texture wrapping parameters (if any)
|
||||
try
|
||||
{
|
||||
std::auto_ptr<openvrml::field_value> wrap_fv = vrml_texture_node->field("repeatS");
|
||||
const openvrml::sfbool *sfb = dynamic_cast<const openvrml::sfbool *>(wrap_fv.get());
|
||||
|
||||
try {
|
||||
const openvrml::field_value &wrap_fv = vrml_texture->field("repeatS");
|
||||
const openvrml::sfbool &sfb = dynamic_cast<const openvrml::sfbool &>(wrap_fv);
|
||||
|
||||
if (!sfb.value) {
|
||||
if (!sfb->value())
|
||||
texture->setWrap(osg::Texture::WRAP_S, osg::Texture::CLAMP);
|
||||
|
||||
}
|
||||
} catch (...) {
|
||||
catch (...)
|
||||
{
|
||||
// nothing specified
|
||||
}
|
||||
|
||||
try {
|
||||
const openvrml::field_value &wrap_fv = vrml_texture->field("repeatT");
|
||||
const openvrml::sfbool &sfb = dynamic_cast<const openvrml::sfbool &>(wrap_fv);
|
||||
try
|
||||
{
|
||||
std::auto_ptr<openvrml::field_value> wrap_fv = vrml_texture_node->field("repeatT");
|
||||
const openvrml::sfbool *sfb = dynamic_cast<const openvrml::sfbool *>(wrap_fv.get());
|
||||
|
||||
if (!sfb.value) {
|
||||
if (!sfb->value())
|
||||
texture->setWrap(osg::Texture::WRAP_S, osg::Texture::CLAMP);
|
||||
}
|
||||
} catch (...) {
|
||||
catch (...)
|
||||
{
|
||||
// nothing specified
|
||||
}
|
||||
|
||||
@ -335,7 +449,8 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
//osg_stateset->setMode(GL_BLEND,osg::StateAttribute::ON); //bhbn
|
||||
|
||||
}
|
||||
else {
|
||||
else
|
||||
{
|
||||
std::cerr << "texture file " << url << " not found !" << std::endl << std::flush;
|
||||
}
|
||||
}
|
||||
@ -348,7 +463,7 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
#if 0
|
||||
/*
|
||||
} else if(obj->type.id == "DirectionalLight") // Handle lights
|
||||
{
|
||||
@ -471,7 +586,9 @@ osg::ref_ptr<osg::Node> ReaderWriterVRML2::convertFromVRML(openvrml::node *obj)
|
||||
return NULL;
|
||||
}
|
||||
*/
|
||||
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
@ -11,6 +11,7 @@
|
||||
* (c) VRlab EPFL, Switzerland, 2004-2006
|
||||
*
|
||||
* Gino van den Bergen, DTECTA (gino@dtecta.com)
|
||||
* Xiangxian Wang (xiangxianwang@yahoo.com.cn)
|
||||
*
|
||||
*/
|
||||
|
||||
@ -25,18 +26,10 @@
|
||||
#include <osgDB/FileNameUtils>
|
||||
#include <osgDB/FileUtils>
|
||||
|
||||
|
||||
namespace openvrml
|
||||
{
|
||||
class node;
|
||||
|
||||
namespace vrml97_node
|
||||
{
|
||||
class indexed_face_set_node;
|
||||
class box_node;
|
||||
class sphere_node;
|
||||
class cone_node;
|
||||
class cylinder_node;
|
||||
}
|
||||
}
|
||||
|
||||
class QuadricKey
|
||||
@ -92,11 +85,12 @@ private:
|
||||
|
||||
osg::ref_ptr<osg::Node> convertFromVRML(openvrml::node *obj) const;
|
||||
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97IndexedFaceSet(openvrml::vrml97_node::indexed_face_set_node *vrml_ifs) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Box(openvrml::vrml97_node::box_node* vrml_box) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Sphere(openvrml::vrml97_node::sphere_node* vrml_sphere) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Cone(openvrml::vrml97_node::cone_node* vrml_cone) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Cylinder(openvrml::vrml97_node::cylinder_node* vrml_cylinder) const;
|
||||
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97IndexedFaceSet(openvrml::node *vrml_ifs) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Box(openvrml::node* vrml_box) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Sphere(openvrml::node* vrml_sphere) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Cone(openvrml::node* vrml_cone) const;
|
||||
osg::ref_ptr<osg::Geometry> convertVRML97Cylinder(openvrml::node* vrml_cylinder) const;
|
||||
|
||||
mutable BoxLibrary m_boxLibrary;
|
||||
mutable SphereLibrary m_sphereLibrary;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user