void
ArxDbgUtils::getEcsPlane(const AcGeVector3d& entNormal, AcGePlane& ecsPlane)
{
AcGeMatrix3d ecsMat;
getEcsToWcsMatrix(AcGePoint3d::kOrigin, entNormal, ecsMat);
AcGePoint3d origin;
AcGeVector3d xAxis, yAxis, zAxis;
ecsMat.getCoordSystem(origin, xAxis, yAxis, zAxis);
ecsPlane.set(origin, xAxis, yAxis);
}
void generateCutRegion(AcDb3dSolid* pSolid, int offset, int direction)
{
//创建切面
AcGePlane plane;
if( direction == 1)
plane.set(AcGePoint3d(offset,0,0),AcGeVector3d(1,0,0));
else if( direction == 2)
plane.set(AcGePoint3d(0,offset,0),AcGeVector3d(0,1,0));
else if( direction == 3)
plane.set(AcGePoint3d(0,0,offset),AcGeVector3d(0,0,1));
//得到实体与切面相切的截面
AcDbRegion *pSelectionRegion = NULL;
pSolid->getSection(plane, pSelectionRegion);
//将其移动到YZ平面
//moveToBottom(pSelectionRegion);
//将截面加入到模型空间
PostToModelSpace(pSelectionRegion);
}
void
ArxDbgUtils::getEcsPlane(const AcGePoint3d& origin,
const AcGeVector3d& entNormal, AcGePlane& ecsPlane,
AcGeVector3d& ecsXAxis)
{
AcGeMatrix3d ecsMat;
getEcsToWcsMatrix(origin, entNormal, ecsMat);
AcGePoint3d tmpOrigin;
AcGeVector3d yAxis, zAxis;
ecsMat.getCoordSystem(tmpOrigin, ecsXAxis, yAxis, zAxis);
ecsPlane.set(tmpOrigin, ecsXAxis, yAxis);
}
void drawCylinder()
{
// 创建特定参数的圆柱体（实际上最后一个参数决定了实体是一个圆锥体还是圆柱）
AcDb3dSolid *pSolid = new AcDb3dSolid();
pSolid->createFrustum(30, 10, 10, 10);
// 将圆锥体添加到模型空间
PostToModelSpace(pSolid);
//创建切面
AcGePlane plane;
plane.set(AcGePoint3d(8,0,0),AcGeVector3d(1,0,0));
//得到实体与切面相切的截面
AcDbRegion *pSelectionRegion = NULL;
pSolid->getSection(plane, pSelectionRegion);
//将其移动到YZ平面
moveToBottom(pSelectionRegion);
//将截面加入到模型空间
PostToModelSpace(pSelectionRegion);
}
AcBr::ErrorStatus
faceDump(const AcBrFace& faceEntity)
{
AcBr::ErrorStatus returnValue = AcBr::eOk;
// Verify that AcBr was explicitly and not implicitly loaded,
// by testing ObjectARX functions (which are unavailable unless
// explicitly loaded)
if (faceEntity.isA() == NULL) {
acutPrintf(ACRX_T("\n faceDump: AcBrEntity::isA() failed\n"));
return returnValue;
}
if (!faceEntity.isKindOf(AcBrFace::desc())) {
acutPrintf(ACRX_T("\n faceDump: AcBrEntity::isKindOf() failed\n"));
return returnValue;
}
AcBrEntity* entClass = (AcBrEntity*)&faceEntity;
AcBrEdge* pEdge = AcBrEdge::cast(entClass);
if (pEdge != NULL) {
acutPrintf(ACRX_T("\n faceDump: AcBrEntity::cast() failed\n"));
return (AcBrErrorStatus)Acad::eNotThatKindOfClass;
}
AcGe::EntityId entId;
returnValue = faceEntity.getSurfaceType(entId);
if (returnValue != AcBr::eOk) {
acutPrintf(ACRX_T("\n Error in AcBrFace::getSurfaceType:"));
errorReport(returnValue);
return returnValue;
}
AcGeSurface* surfaceGeometry = NULL;
AcGeSurface* nativeGeometry = NULL;
// NOTE: ignore unsupported geometry types for now, since we already know
// that elliptic cylinders and elliptic cones are rejected by AcGe, but we
// can still perform useful evaluations on the external bounded surface.
returnValue = getNativeSurface(faceEntity, surfaceGeometry, nativeGeometry);
if ((returnValue != AcBr::eOk) && (returnValue
!= (AcBrErrorStatus)Acad::eInvalidInput)) {
acutPrintf(ACRX_T("\n Error in getNativeSurface:"));
errorReport(returnValue);
delete surfaceGeometry;
delete nativeGeometry;
return returnValue;
}
switch (entId) {
case(kPlane):
{
acutPrintf(ACRX_T("\nSurface Type: Plane\n"));
AcGePlane* planeGeometry = (AcGePlane*)nativeGeometry;
AcGePoint3d pt = planeGeometry->pointOnPlane();
AcGeVector3d normal = planeGeometry->normal();
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Point on Plane is ("));
acutPrintf (ACRX_T("%lf , "), pt.x);
acutPrintf (ACRX_T("%lf , "), pt.y);
acutPrintf (ACRX_T("%lf "), pt.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Plane normal direction is ("));
acutPrintf (ACRX_T("%lf , "), normal.x);
acutPrintf (ACRX_T("%lf , "), normal.y);
acutPrintf (ACRX_T("%lf "), normal.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
case(kSphere):
{
acutPrintf(ACRX_T("\nSurface Type: Sphere\n"));
AcGeSphere* sphereGeometry = (AcGeSphere*)nativeGeometry;
AcGePoint3d centre = sphereGeometry->center();
double ang1, ang2, ang3, ang4;
sphereGeometry->getAnglesInU(ang1, ang2);
sphereGeometry->getAnglesInV(ang3, ang4);
AcGePoint3d north = sphereGeometry->northPole();
AcGePoint3d south = sphereGeometry->southPole();
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Sphere centre is ("));
acutPrintf (ACRX_T("%lf , "), centre.x);
acutPrintf (ACRX_T("%lf , "), centre.y);
acutPrintf (ACRX_T("%lf "), centre.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Sphere radius is %lf\n"), sphereGeometry->radius());
acutPrintf(ACRX_T(" Sphere start angle in U is %lf\n"), ang1);
acutPrintf(ACRX_T(" Sphere end angle in U is %lf\n"), ang2);
acutPrintf(ACRX_T(" Sphere start angle in V is %lf\n"), ang3);
acutPrintf(ACRX_T(" Sphere end angle in V is %lf\n"), ang4);
acutPrintf(ACRX_T(" Sphere north pole is ("));
acutPrintf (ACRX_T("%lf , "), north.x);
acutPrintf (ACRX_T("%lf , "), north.y);
acutPrintf (ACRX_T("%lf "), north.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Sphere south pole is ("));
acutPrintf (ACRX_T("%lf , "), south.x);
acutPrintf (ACRX_T("%lf , "), south.y);
acutPrintf (ACRX_T("%lf "), south.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
case(kTorus):
{
acutPrintf(ACRX_T("\nSurface Type: Torus\n"));
AcGeTorus* torusGeometry = (AcGeTorus*)nativeGeometry;
AcGePoint3d centre = torusGeometry->center();
double ang1, ang2, ang3, ang4;
torusGeometry->getAnglesInU(ang1, ang2);
torusGeometry->getAnglesInV(ang3, ang4);
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Torus centre is ("));
acutPrintf (ACRX_T("%lf , "), centre.x);
acutPrintf (ACRX_T("%lf , "), centre.y);
acutPrintf (ACRX_T("%lf "), centre.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Torus major radius is %lf\n"), torusGeometry->majorRadius());
acutPrintf(ACRX_T(" Torus minor radius is %lf\n"), torusGeometry->minorRadius());
acutPrintf(ACRX_T(" Torus start angle in U is %lf\n"), ang1);
acutPrintf(ACRX_T(" Torus end angle in U is %lf\n"), ang2);
acutPrintf(ACRX_T(" Torus start angle in V is %lf\n"), ang3);
acutPrintf(ACRX_T(" Torus end angle in V is %lf\n"), ang4);
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
case(kCylinder):
{
acutPrintf(ACRX_T("\nSurface Type: Circular Cylinder\n"));
AcGeCylinder* cylinderGeometry = (AcGeCylinder*)nativeGeometry;
AcGePoint3d origin = cylinderGeometry->origin();
double ang1, ang2;
cylinderGeometry->getAngles(ang1, ang2);
AcGeInterval ht;
cylinderGeometry->getHeight(ht);
double height = ht.upperBound() - ht.lowerBound();
AcGeVector3d refAxis = cylinderGeometry->refAxis();
AcGeVector3d symAxis = cylinderGeometry->axisOfSymmetry();
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Circular Cylinder origin is ("));
acutPrintf (ACRX_T("%lf , "), origin.x);
acutPrintf (ACRX_T("%lf , "), origin.y);
acutPrintf (ACRX_T("%lf "), origin.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Circular Cylinder radius is %lf\n"), cylinderGeometry->radius());
acutPrintf(ACRX_T(" Circular Cylinder start angle is %lf\n"), ang1);
acutPrintf(ACRX_T(" Circular Cylinder end angle is %lf\n"), ang2);
if (cylinderGeometry->isClosedInU())
acutPrintf(ACRX_T(" Circular Cylinder height is %lf\n"), height);
else acutPrintf(ACRX_T(" Circular Cylinder is not closed in U\n"));
acutPrintf(ACRX_T(" Circular Cylinder reference axis is ("));
acutPrintf (ACRX_T("%lf , "), refAxis.x);
acutPrintf (ACRX_T("%lf , "), refAxis.y);
acutPrintf (ACRX_T("%lf "), refAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Circular Cylinder axis of symmetry is ("));
acutPrintf (ACRX_T("%lf , "), symAxis.x);
acutPrintf (ACRX_T("%lf , "), symAxis.y);
acutPrintf (ACRX_T("%lf "), symAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
case(kCone):
{
acutPrintf(ACRX_T("\nSurface Type: Circular Cone\n"));
AcGeCone* coneGeometry = (AcGeCone*)nativeGeometry;
AcGePoint3d centre = coneGeometry->baseCenter();
double ang1, ang2;
coneGeometry->getAngles(ang1, ang2);
AcGeVector3d axis1 = coneGeometry->axisOfSymmetry();
AcGeVector3d axis2 = coneGeometry->refAxis();
AcGePoint3d apex = coneGeometry->apex();
double cosAng, sinAng;
coneGeometry->getHalfAngle(cosAng, sinAng);
AcGeInterval ht;
coneGeometry->getHeight(ht);
double height = ht.upperBound() - ht.lowerBound();
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Circular Cone base centre is ("));
acutPrintf (ACRX_T("%lf , "), centre.x);
acutPrintf (ACRX_T("%lf , "), centre.y);
acutPrintf (ACRX_T("%lf "), centre.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Circular Cone base radius is %lf\n"), coneGeometry->baseRadius());
acutPrintf(ACRX_T(" Circular Cone start angle is %lf\n"), ang1);
acutPrintf(ACRX_T(" Circular Cone end angle is %lf\n"), ang2);
acutPrintf(ACRX_T(" Circular Cone axis of symmetry is ("));
acutPrintf (ACRX_T("%lf , "), axis1.x);
acutPrintf (ACRX_T("%lf , "), axis1.y);
acutPrintf (ACRX_T("%lf "), axis1.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Circular Cone reference axis is ("));
acutPrintf (ACRX_T("%lf , "), axis2.x);
acutPrintf (ACRX_T("%lf , "), axis2.y);
acutPrintf (ACRX_T("%lf "), axis2.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Circular Cone apex is ("));
acutPrintf (ACRX_T("%lf , "), apex.x);
acutPrintf (ACRX_T("%lf , "), apex.y);
acutPrintf (ACRX_T("%lf "), apex.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Circular Cone cosine of major half-angle is %lf\n"), cosAng);
acutPrintf(ACRX_T(" Circular Cone sine of major half-angle is %lf\n"), sinAng);
if (coneGeometry->isClosedInU())
acutPrintf(ACRX_T(" Circular Cone height is %lf\n"), height);
else acutPrintf(ACRX_T(" Circular Cone is not closed in U\n"));
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
case(kNurbSurface):
{
acutPrintf(ACRX_T("\nSurface Type: NURB Surface\n"));
AcGeNurbSurface* nurbGeometry = (AcGeNurbSurface*)nativeGeometry;
int nCtrlPtsU = nurbGeometry->numControlPointsInU();
int nCtrlPtsV = nurbGeometry->numControlPointsInV();
int nKnotsU = nurbGeometry->numKnotsInU();
int nKnotsV = nurbGeometry->numKnotsInV();
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" NURB Surface degree in U is %d\n"), nurbGeometry->degreeInU());
acutPrintf(ACRX_T(" NURB Surface degree in V is %d\n"), nurbGeometry->degreeInV());
acutPrintf(ACRX_T(" NURB Surface number of control points in U is %d\n"), nCtrlPtsU);
acutPrintf(ACRX_T(" NURB Surface number of control points in V is %d\n"), nCtrlPtsV);
acutPrintf(ACRX_T(" NURB Surface number of knots in U is %d\n"), nKnotsU);
acutPrintf(ACRX_T(" NURB Surface number of knots in V is %d\n"), nKnotsV);
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
// NOTE: This surface is not yet supported in AcGe, so we infer the definition
// data by analysing evaluated data on the external bounded surface.
case(kEllipCylinder):
{
acutPrintf(ACRX_T("\nSurface Type: Elliptic Cylinder\n"));
AcGePoint3d p0 = surfaceGeometry->evalPoint(AcGePoint2d(0.0, 0.0));
AcGePoint3d p1 = surfaceGeometry->evalPoint(AcGePoint2d(0.0, kPi));
AcGePoint3d p2 = surfaceGeometry->evalPoint(AcGePoint2d(0.0, kHalfPi));
AcGePoint3d origin(((p0.x + p1.x) / 2.0),
((p0.y + p1.y) / 2.0),
((p0.z + p1.z) / 2.0));
AcGeVector3d majAxis = p0 - origin;
AcGeVector3d minAxis = p2 - origin;
AcGeVector3d symAxis = (majAxis.crossProduct(minAxis)).normalize();
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Elliptic Cylinder origin is ("));
acutPrintf (ACRX_T("%lf , "), origin.x);
acutPrintf (ACRX_T("%lf , "), origin.y);
acutPrintf (ACRX_T("%lf "), origin.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cylinder major radius is %lf\n"), majAxis.length());
acutPrintf(ACRX_T(" Elliptic Cylinder minor radius is %lf\n"), minAxis.length());
acutPrintf(ACRX_T(" Elliptic Cylinder major axis is ("));
acutPrintf (ACRX_T("%lf , "), majAxis.x);
acutPrintf (ACRX_T("%lf , "), majAxis.y);
acutPrintf (ACRX_T("%lf "), majAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cylinder minor axis is ("));
acutPrintf (ACRX_T("%lf , "), minAxis.x);
acutPrintf (ACRX_T("%lf , "), minAxis.y);
acutPrintf (ACRX_T("%lf "), minAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cylinder axis of symmetry is ("));
acutPrintf (ACRX_T("%lf , "), symAxis.x);
acutPrintf (ACRX_T("%lf , "), symAxis.y);
acutPrintf (ACRX_T("%lf "), symAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
// NOTE: This surface is not yet supported in AcGe, so we infer the definition
// data by analysing evaluated data on the external bounded surface.
case(kEllipCone):
{
acutPrintf(ACRX_T("\nSurface Type: Elliptic Cone\n"));
AcGePoint3d p0 = surfaceGeometry->evalPoint(AcGePoint2d(0.0, 0.0));
AcGePoint3d p1 = surfaceGeometry->evalPoint(AcGePoint2d(0.0, kPi));
AcGePoint3d p2 = surfaceGeometry->evalPoint(AcGePoint2d(0.0, kHalfPi));
AcGePoint3d p3 = surfaceGeometry->evalPoint(AcGePoint2d(1.0, 0.0));
AcGePoint3d centre(((p0.x + p1.x) / 2.0),
((p0.y + p1.y) / 2.0),
((p0.z + p1.z) / 2.0));
AcGeVector3d majAxis = p0 - centre;
AcGeVector3d minAxis = p2 - centre;
AcGeVector3d symAxis = (majAxis.crossProduct(minAxis)).normalize();
double halfAng = kHalfPi - majAxis.angleTo(p3 - p0);
acutPrintf(ACRX_T("\nSurface Definition Data Begin:\n"));
acutPrintf(ACRX_T(" Elliptic Cone base centre is ("));
acutPrintf (ACRX_T("%lf , "), centre.x);
acutPrintf (ACRX_T("%lf , "), centre.y);
acutPrintf (ACRX_T("%lf "), centre.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cone base major radius is %lf\n"), majAxis.length());
acutPrintf(ACRX_T(" Elliptic Cone base minor radius is %lf\n"), minAxis.length());
acutPrintf(ACRX_T(" Elliptic Cone major axis is ("));
acutPrintf (ACRX_T("%lf , "), majAxis.x);
acutPrintf (ACRX_T("%lf , "), majAxis.y);
acutPrintf (ACRX_T("%lf "), majAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cone minor axis is ("));
acutPrintf (ACRX_T("%lf , "), minAxis.x);
acutPrintf (ACRX_T("%lf , "), minAxis.y);
acutPrintf (ACRX_T("%lf "), minAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cone axis of symmetry is ("));
acutPrintf (ACRX_T("%lf , "), symAxis.x);
acutPrintf (ACRX_T("%lf , "), symAxis.y);
acutPrintf (ACRX_T("%lf "), symAxis.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Elliptic Cone cosine of major half-angle is %lf\n"), cos(halfAng));
acutPrintf(ACRX_T(" Elliptic Cone sine of major half-angle is %lf\n"), sin(halfAng));
acutPrintf(ACRX_T("Surface Definition Data End\n"));
break;
}
default:
acutPrintf(ACRX_T("\nSurface Type: Unexpected Non Surface\n"));
return (AcBrErrorStatus)Acad::eInvalidInput;
} // end switch(entId)
delete nativeGeometry;
// Evaluate the surface - note that the u,v bounds will not consider any
// holes in the surface. To compute a u,v zone of exclusion for evaluation,
// check for additional (i.e., inner) loops and get the bounding boxes for
// the loops, then convert those to parameter space boxes. There is no
// particular guarantee that outer loop(s) are the first in the face-loop
// list, however, and we currently have no way to query a loop to find out
// which type it is. Still, the maximal u,v parameter range will be useful
// for most surfaces and most evaluation purposes.
AcGeInterval uParam;
AcGeInterval vParam;
((AcGeExternalBoundedSurface*)surfaceGeometry)->getEnvelope(uParam, vParam);
// Make sure the u,v values are legal and the envelope is bounded
if ((uParam.isBounded()) && (vParam.isBounded())) {
AcGePoint2d midRange;
midRange.x = uParam.lowerBound() + (uParam.length() / 2.0);
midRange.y = vParam.lowerBound() + (vParam.length() / 2.0);
AcGePoint3d pointOnSurface =
((AcGeExternalBoundedSurface*)surfaceGeometry)->evalPoint(midRange);
acutPrintf(ACRX_T("\nSurface Evaluation Begin:\n"));
acutPrintf(ACRX_T(" Parameter space bounds are (("));
acutPrintf(ACRX_T("%lf, "), uParam.lowerBound());
acutPrintf(ACRX_T("%lf "), uParam.upperBound());
acutPrintf(ACRX_T("), (\n"));
acutPrintf(ACRX_T("%lf, "), vParam.lowerBound());
acutPrintf(ACRX_T("%lf "), vParam.upperBound());
acutPrintf(ACRX_T("))\n"));
acutPrintf(ACRX_T(" Parameter space mid-range is ("));
acutPrintf(ACRX_T(" %lf, "), midRange.x);
acutPrintf(ACRX_T("%lf "), midRange.y);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T(" Point on surface is ("));
acutPrintf (ACRX_T("%lf , "), pointOnSurface.x);
acutPrintf (ACRX_T("%lf , "), pointOnSurface.y);
acutPrintf (ACRX_T("%lf "), pointOnSurface.z);
acutPrintf(ACRX_T(")\n"));
acutPrintf(ACRX_T("Surface Evaluation End\n"));
}
delete surfaceGeometry;
Adesk::Boolean oriented;
returnValue = faceEntity.getOrientToSurface(oriented);
if (returnValue != AcBr::eOk) {
acutPrintf(ACRX_T("\n Error in AcBrFace::getOrientToSurface:"));
errorReport(returnValue);
return returnValue;
}
oriented ? acutPrintf(ACRX_T("\nSurface Orientation is Positive\n"))
: acutPrintf(ACRX_T("\nSurface Orientation is Negative\n"));
return returnValue;
}
