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step closer to COLLADA-DOM, convex hull / mesh. can't find where the vertices/triangles are 'hidden' in the structures.

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This commit is contained in:
ejcoumans 2006-06-10 01:44:20 +00:00
parent 87b6f7ae37
commit d61f1034ba
1 changed files with 137 additions and 35 deletions
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172
Demos/ColladaDemo/ColladaDemo.cpp
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@ -924,6 +924,24 @@ int main(int argc,char** argv)
}
//we don't handle visual objects, physics objects are rendered as such
for (int s=0;s<dom->getLibrary_visual_scenes_array().getCount();s++)
{
domLibrary_visual_scenesRef scenesRef = dom->getLibrary_visual_scenes_array()[s];
for (int i=0;i<scenesRef->getVisual_scene_array().getCount();i++)
{
domVisual_sceneRef sceneRef = scenesRef->getVisual_scene_array()[i];
for (int n=0;n<sceneRef->getNode_array().getCount();n++)
{
domNodeRef nodeRef = sceneRef->getNode_array()[n];
nodeRef->getRotate_array();
nodeRef->getTranslate_array();
nodeRef->getScale_array();
}
}
}
@ -941,8 +959,6 @@ int main(int argc,char** argv)
domMesh *meshElement = lib->getMesh();
if (meshElement)
{
// Find out how many groups we need to allocate space for
int numTriangleGroups = (int)meshElement->getTriangles_array().getCount();
int numPolygonGroups = (int)meshElement->getPolygons_array().getCount();
@ -1004,40 +1020,8 @@ int main(int argc,char** argv)
startTransform.setIdentity();
SimdVector3 startScale(1.f,1.f,1.f);
//find transform of the node that this rigidbody maps to
for (int s=0;s<dom->getLibrary_visual_scenes_array().getCount();s++)
{
//for the transforms?
domLibrary_visual_scenesRef scenesRef = dom->getLibrary_visual_scenes_array()[s];
for (int i=0;i<scenesRef->getVisual_scene_array().getCount();i++)
{
domVisual_sceneRef sceneRef = scenesRef->getVisual_scene_array()[i];
for (int n=0;n<sceneRef->getNode_array().getCount();n++)
{
domNodeRef nodeRef = sceneRef->getNode_array()[n];
nodeRef->getRotate_array();
nodeRef->getTranslate_array();
nodeRef->getScale_array();
}
}
}
{
for (int r=0;r<model->getRigid_body_array().getCount();r++)
@ -1088,6 +1072,120 @@ int main(int argc,char** argv)
}
if (shapeRef->getInstance_geometry())
{
const domInstance_geometryRef geomInstRef = shapeRef->getInstance_geometry();
daeElement* geomElem = geomInstRef->getUrl().getElement();
//elemRef->getTypeName();
domGeometry* geom = (domGeometry*) geomElem;
if (geom->getMesh())
{
const domMeshRef meshRef = geom->getMesh();
printf("mesh\n");
}
if (geom->getConvex_mesh())
{
ConvexHullShape* convexHullShape = new ConvexHullShape(0,0);
//it is quite a trick to get to the vertices, using Collada.
//we are not there yet...
const domConvex_meshRef convexRef = geom->getConvex_mesh();
daeString urlref = convexRef->getConvex_hull_of().getURI();
daeString urlref2 = convexRef->getConvex_hull_of().getOriginalURI();
// Load all the geometry libraries
for ( int i = 0; i < dom->getLibrary_geometries_array().getCount(); i++)
{
domLibrary_geometriesRef libgeom = dom->getLibrary_geometries_array()[i];
//int index = libgeom->findLastIndexOf(urlref2);
//can't find it
for ( int i = 0; i < libgeom->getGeometry_array().getCount(); i++)
{
//ReadGeometry( );
domGeometryRef lib = libgeom->getGeometry_array()[i];
if (!strcmp(lib->getName(),urlref2))
{
//found convex_hull geometry
domMesh *meshElement = lib->getMesh();
if (meshElement)
{
for (int i=0;i<meshElement->getSource_array().getCount();i++)
{
domSourceRef srcRef = meshElement->getSource_array()[i];
/*for (int j=0;j<srcRef->getFloat_array()->getCount();j++)
{
const domListOfFloats& listFloats = srcRef->getFloat_array()[i].getValue();
int cnt = listFloats.getCount();
for (int k=0;k+2<cnt;k+=3)
{
domFloat fl0 = listFloats.get(k);
domFloat fl1 = listFloats.get(k+1);
domFloat fl2 = listFloats.get(k+2);
convexHullShape->AddPoint(SimdPoint3(fl0,fl1,fl2));
}
}
*/
}
int tricount = meshElement->getTriangles_array().getCount();
int polycount = meshElement->getPolygons_array().getCount();
for (int i=0;i<polycount;i++)
{
domPolygons* poly = meshElement->getPolygons_array()[i];
for (int i=0;i<poly->getInput_array().getCount();i++)
{
domInputLocalOffsetRef offset = poly->getInput_array()[i];
}
}
int vertexCount = meshElement->getVertices()->getInput_array().getCount(); //?
}
}
}
if (convexHullShape->GetNumVertices())
{
colShape = convexHullShape;
} else
{
delete convexHullShape;
}
}
//domGeometryRef linkedGeom = *(domGeometryRef*)&otherElemRef;
printf("convexmesh\n");
}
}
}
@ -1103,12 +1201,16 @@ int main(int argc,char** argv)
for (int r=0;r<modelRef->getInstance_rigid_body_array().getCount();r++)
{
domInstance_rigid_bodyRef rigidbodyRef = modelRef->getInstance_rigid_body_array()[r];
domInstance_rigid_body::domTechnique_commonRef techniqueRef = rigidbodyRef->getTechnique_common();
daeElementRef elem = rigidbodyRef->getTarget().getElement();
if (elem)
{
domNodeRef node = *(domNodeRef*)&elem;
//find transform of the node that this rigidbody maps to
int i;
for (i=0;i<node->getRotate_array().getCount();i++)
{