public static void CreateFromClips()
{
msgScene scene = msgScene.GetScene();
scene.Clear();
msgPointStruct tmpPnt = new msgPointStruct();
msgSplineStruct spl1 = msgSplineStruct.Create();
tmpPnt.x = 98.0; tmpPnt.y = 0.0; tmpPnt.z = -13.0;
spl1.AddKnot(tmpPnt, 0);
tmpPnt.x = 85.0; tmpPnt.y = 0.0; tmpPnt.z = 19.0;
spl1.AddKnot(tmpPnt, 1);
tmpPnt.x = 43.0; tmpPnt.y = 0.0; tmpPnt.z = -31.0;
spl1.AddKnot(tmpPnt, 2);
tmpPnt.x = 5.0; tmpPnt.y = 0.0; tmpPnt.z = -3.0;
spl1.AddKnot(tmpPnt, 3);
tmpPnt.x = -11.0; tmpPnt.y = 0.0; tmpPnt.z = -39.0;
spl1.AddKnot(tmpPnt, 4);
tmpPnt.x = -48.0; tmpPnt.y = 0.0; tmpPnt.z = 23.0;
spl1.AddKnot(tmpPnt, 5);
tmpPnt.x = -125.0; tmpPnt.y = 0.0; tmpPnt.z = 23.0;
spl1.AddKnot(tmpPnt, 6);
msgSpline spl1_obj = msgSpline.Create(spl1);
msgSplineStruct.Delete(spl1);
scene.AttachObject(spl1_obj);
spl1_obj.SetAttribute(msgObjectAttrEnum.SG_OA_COLOR, 12);
spl1_obj.SetAttribute(msgObjectAttrEnum.SG_OA_LINE_THICKNESS, 2);
msgSplineStruct spl2 = msgSplineStruct.Create();
tmpPnt.x = 96.0; tmpPnt.y = 150.0; tmpPnt.z = 8.0;
spl2.AddKnot(tmpPnt, 0);
tmpPnt.x = 66.0; tmpPnt.y = 150.0; tmpPnt.z = -20.0;
spl2.AddKnot(tmpPnt, 1);
tmpPnt.x = 12.0; tmpPnt.y = 150.0; tmpPnt.z = 37.0;
spl2.AddKnot(tmpPnt, 2);
tmpPnt.x = -128.0; tmpPnt.y = 150.0; tmpPnt.z = -23.0;
spl2.AddKnot(tmpPnt, 3);
msgSpline spl2_obj = msgSpline.Create(spl2);
msgSplineStruct.Delete(spl2);
scene.AttachObject(spl2_obj);
spl2_obj.SetAttribute(msgObjectAttrEnum.SG_OA_COLOR, 12);
spl2_obj.SetAttribute(msgObjectAttrEnum.SG_OA_LINE_THICKNESS, 2);
msgLine ln_obj = msgLine.Create(100.0, 100.0, 50.0, -121.0, 100.0, -50.0);
scene.AttachObject(ln_obj);
ln_obj.SetAttribute(msgObjectAttrEnum.SG_OA_COLOR, 12);
ln_obj.SetAttribute(msgObjectAttrEnum.SG_OA_LINE_THICKNESS, 2);
msgArcStruct arcG = new msgArcStruct();
msgPointStruct arcBeg = new msgPointStruct(98.0, 50.0, -80.0);
msgPointStruct arcEnd = new msgPointStruct(-117.0, 50.0, -80.0);
msgPointStruct arcMid = new msgPointStruct(-55.0, 50.0, -50.0);
arcG.FromThreePoints(arcBeg, arcEnd, arcMid, false);
msgArc arc_obj = msgArc.Create(arcG);
scene.AttachObject(arc_obj);
arc_obj.SetAttribute(msgObjectAttrEnum.SG_OA_COLOR, 12);
arc_obj.SetAttribute(msgObjectAttrEnum.SG_OA_LINE_THICKNESS, 2);
msg2DObject[] objcts = new msg2DObject[4];
objcts[0] = spl1_obj;
objcts[1] = arc_obj;
objcts[2] = ln_obj;
objcts[3] = spl2_obj;
double[] param = new double[4];
param[0] = param[1] = param[2] = param[3] = 0.0;
msgObject surf = msgSurfaces.SplineSurfaceFromSections(objcts, param, false);
scene.AttachObject(surf);
surf.SetAttribute(msgObjectAttrEnum.SG_OA_COLOR, 24);
msgVectorStruct transV1 = new msgVectorStruct(0, 0, -5);
surf.InitTempMatrix().Translate(transV1);
surf.ApplyTempMatrix();
surf.DestroyTempMatrix();
}
private static void DrawLine(msgLine objL, RenderingMode mode, bool selSubObjects, bool asHot)
{
msgLineStruct ln = objL.GetGeometry();
double[] pnts1 = new double[3];
pnts1[0] = ln.P1.x;
pnts1[1] = ln.P1.y;
pnts1[2] = ln.P1.z;
double[] pnts2 = new double[3];
pnts2[0] = ln.P2.x;
pnts2[1] = ln.P2.y;
pnts2[2] = ln.P2.z;
if (mode == RenderingMode.GL_RENDER)
{
OpenGLControl.glPushAttrib(OpenGLControl.GL_ENABLE_BIT |
OpenGLControl.GL_LINE_BIT |
OpenGLControl.GL_CURRENT_BIT |
OpenGLControl.GL_LIGHTING_BIT);
OpenGLControl.glDisable(OpenGLControl.GL_LIGHTING);
OpenGLControl.glDisable(OpenGLControl.GL_TEXTURE_2D);
OpenGLControl.glLineWidth((float)(objL.GetAttribute(msgObjectAttrEnum.SG_OA_LINE_THICKNESS) + 1));
/*GLushort pattern = GetLineTypeByIndex(objL->GetAttribute(SG_OA_LINE_TYPE));
* if (pattern>0)
* {
* glEnable(GL_LINE_STIPPLE);
* glLineStipple(1, pattern);
* }*/
if (asHot)
{
OpenGLControl.glColor3f(1.0f, 0.0f, 0.0f);
}
else
if (objL.IsSelect())
{
OpenGLControl.glColor3f(1.0f, 0.0f, 0.0f);
}
else
{
OpenGLControl.glColor3fv(GetColorByIndex(objL.GetAttribute(msgObjectAttrEnum.SG_OA_COLOR)));
}
OpenGLControl.glEnable(OpenGLControl.GL_LINE_SMOOTH);
OpenGLControl.glPushMatrix();
if (objL.GetTempMatrix() != null)
{
double[] transData = GetDoubles(objL.GetTempMatrix().GetTransparentData().values);
unsafe
{
fixed(double *matrixPtr = transData)
{
OpenGLControl.glMultMatrixd(matrixPtr);
}
}
}
OpenGLControl.glBegin(OpenGLControl.GL_LINES);
OpenGLControl.glVertex3dv(pnts1);
OpenGLControl.glVertex3dv(pnts2);
OpenGLControl.glEnd();
OpenGLControl.glPopMatrix();
OpenGLControl.glPopAttrib();
}
}
