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strange crashes avoided ???

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This commit is contained in:
Joachim Schoeberl 2012-06-06 18:26:25 +00:00
parent 6741b74a54
commit 854b54aa1c
1 changed files with 9 additions and 81 deletions
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90
libsrc/csg/vscsg.cpp
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@ -48,8 +48,6 @@ namespace netgen
void VisualSceneGeometry :: DrawScene ()
{
int i;
if (changeval != geometry->GetChangeVal())
BuildScene();
changeval = geometry->GetChangeVal();
@ -80,13 +78,12 @@ namespace netgen
double shine = vispar.shininess;
double transp = vispar.transp;
glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
glLogicOp (GL_COPY);
glEnable (GL_NORMALIZE);
for (i = 0; i < geometry->GetNTopLevelObjects(); i++)
for (int i = 0; i < geometry->GetNTopLevelObjects(); i++)
{
const TopLevelObject * tlo = geometry -> GetTopLevelObject (i);
if (tlo->GetVisible() && !tlo->GetTransparent())
@ -103,7 +100,7 @@ namespace netgen
glEnable (GL_POLYGON_OFFSET_FILL);
glLogicOp (GL_NOOP);
for (i = 0; i < geometry->GetNTopLevelObjects(); i++)
for (int i = 0; i < geometry->GetNTopLevelObjects(); i++)
{
const TopLevelObject * tlo = geometry -> GetTopLevelObject (i);
if (tlo->GetVisible() && tlo->GetTransparent())
@ -118,84 +115,11 @@ namespace netgen
glDisable (GL_POLYGON_OFFSET_FILL);
/*
cout << "draw " << project1.Size() << " lines " << endl;
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glLineWidth (1.0f);
glEnable (GL_COLOR_MATERIAL);
glColor3f (1.0f, 0.0f, 0.0f);
glBegin (GL_LINES);
for (int i = 0; i < project1.Size(); i++)
{
glVertex3dv (project1[i]);
glVertex3dv (project2[i]);
}
glEnd();
*/
glPopMatrix();
glDisable(GL_CLIP_PLANE0);
/*
glFlush();
int err;
do
{
err = glGetError();
// cout << "glerr,1 = " << err << endl;
}
while (err != GL_NO_ERROR);
// CreateTexture (0, 1, GL_DECAL);
CreateTexture (0, 1, GL_MODULATE);
glEnable (GL_TEXTURE_1D);
float mat_col[] = { 1.0, 1.0, 1.0 };
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
glDisable (GL_BLEND);
glDisable (GL_COLOR_MATERIAL);
glEnable (GL_NORMALIZE);
if (geometry->GetNTopLevelObjects())
{
cout << "call list" << endl;
glCallList (trilists[0]);
}
glColor3d (1.0, 1.0, 1.0);
glBegin (GL_TRIANGLES);
glNormal3f (0, 0, 1);
SetOpenGlColor (-1.0, 0, 1, 0);
glVertex3f (0.0, 0.0, 0.0);
SetOpenGlColor (0.5, 0, 1, 0);
glNormal3f (0, 0, 1);
glVertex3f (1.0, 0.0, 0.0);
SetOpenGlColor (2.0, 0, 1, 0);
glNormal3f (0, 0, 1);
glVertex3f (0.0, 1.0, 0.0);
glEnd ();
cout << "trig drawn" << endl;
glDisable (GL_TEXTURE_1D);
glDisable (GL_COLOR_MATERIAL);
glFlush();
cout << "glerr,2 = " << glGetError() << endl;
*/
DrawCoordinateCross ();
DrawNetgenLogo ();
@ -244,7 +168,7 @@ namespace netgen
for (int i = 0; i < geometry->GetNTopLevelObjects(); i++)
{
trilists.Append (glGenLists (1));
glNewList (trilists.Last(), GL_COMPILE);
glNewList (trilists.Last(), GL_COMPILE);
glEnable (GL_NORMALIZE);
const TriangleApproximation & ta =
@ -257,15 +181,19 @@ namespace netgen
for (int k = 0; k < 3; k++)
{
int pi = ta.GetTriangle(j)[k];
glNormal3dv (ta.GetNormal (pi));
glNormal3dv (ta.GetNormal(pi));
glVertex3dv (ta.GetPoint(pi));
}
if (j % 1000 == 9999) // got crashes on NVIDA
{
glEnd ();
glBegin (GL_TRIANGLES);
}
}
glEnd ();
}
glEndList ();
}
}