本文整理汇总了C++中vcg::Trackball::DrawPostApply方法的典型用法代码示例。如果您正苦于以下问题：C++ Trackball::DrawPostApply方法的具体用法？C++ Trackball::DrawPostApply怎么用？C++ Trackball::DrawPostApply使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类vcg::Trackball的用法示例。
在下文中一共展示了Trackball::DrawPostApply方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: display
/* Response to a redraw event: renders the scene */
void display(){
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(40, width/(float)height, 0.01, 10);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslate( -observerPos );
track.GetView();
track.Apply(false);
glPushMatrix();
float d=mesh.bbox.Diag();
glScale(1.5f/d);
Point3f p = glWrap.m->bbox.Center();
p[1] = glWrap.m->bbox.min[1];
glTranslate(-p);
// the trimesh drawing calls
switch(drawMode)
{
case 0: glWrap.Draw<vcg::GLW::DMSmooth, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 1: glWrap.Draw<vcg::GLW::DMWire, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 2: glWrap.Draw<vcg::GLW::DMFlatWire, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 3: glWrap.Draw<vcg::GLW::DMHidden, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 4: glWrap.Draw<vcg::GLW::DMFlat, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
default: break;
}
glPopMatrix();
RenderFloor();
track.DrawPostApply();
SDL_GL_SwapBuffers();
}示例2: display
void display(){
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(40, width/(float)height, 0.1, 100);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(0,0,5, 0,0,0, 0,1,0);
track.center=Point3f(0, 0, 0);
track.radius= 1;
track.GetView();
track.Apply();
glPushMatrix();
float d=1.0f/mesh.bbox.Diag();
glScale(d);
glTranslate(-glWrap.m->bbox.Center());
// the trimesh drawing calls
switch(drawMode)
{
case 0: glWrap.Draw<vcg::GLW::DMSmooth, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 1: glWrap.Draw<vcg::GLW::DMPoints, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 2: glWrap.Draw<vcg::GLW::DMWire, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 3: glWrap.Draw<vcg::GLW::DMFlatWire, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 4: glWrap.Draw<vcg::GLW::DMHidden, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
case 5: glWrap.Draw<vcg::GLW::DMFlat, vcg::GLW::CMNone,vcg::GLW::TMNone> ();break;
default: break;
}
glPopMatrix();
track.DrawPostApply();
SDL_GL_SwapBuffers();
}示例3: paintGL
void GLWidget::paintGL ()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(40, GLWidget::width()/(float)GLWidget::height(), 0.1, 100);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(0,0,3.5f, 0,0,0, 0,1,0);
track.center=vcg::Point3f(0, 0, 0);
track.radius= 1;
track.GetView();
glPushMatrix();
track.Apply(false);
glPushMatrix();
if(mesh.vert.size()>0)
{
vcg::glScale(2.0f/mesh.bbox.Diag());
glTranslate(-mesh.bbox.Center());
glWrap.Draw(GLW::DrawMode(drawmode),GLW::CMNone,GLW::TMNone);
}
glPopMatrix();
track.DrawPostApply();
glPopMatrix();
if(hasToPick)
{
hasToPick=false;
Point3f pp;
if(Pick<Point3f>(pointToPick[0],pointToPick[1],pp))
{
track.Translate(-pp);
track.Scale(1.25f);
QCursor::setPos(mapToGlobal(QPoint(width()/2+2,height()/2+2)));
}
}
TwDraw();
}示例4: DisplayFunc
// Draw prime numbers pattern :
void DisplayFunc()
{
float zoom;
float X, Y;
unsigned int primeNumberCounter;
PreDisplay();
zoom = 1.0f / (greatestPrimeNumber+1.0f);
primeNumberCounter = 0;
glPointSize(3.f);
int nbParticlesLeft = 0;
std::vector<float> currentColor;
int currentIndex = 0;
std::map<int, std::vector<float> >::iterator it;
if(previousNbPositions > 0){
it = tableColorProducer.find(currentMessageTrace.at(currentIndex));
nbParticlesLeft = currentMessageTrace.at(currentIndex+1);
}
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(60.0,(GLfloat)glutGet(GLUT_WINDOW_WIDTH) / (GLfloat)glutGet(GLUT_WINDOW_HEIGHT), 1.0, 2000.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(0,0,5, 0,0,0, 0,1,0);
track.center=vcg::Point3f(0, 0, 0);
track.radius= 1;
track.GetView();
track.Apply(false);
glPushMatrix();
float d=2.0f/(sqrt(dx*dx + dy*dy + dz*dz));
glScalef(d,d,d);
glTranslatef(-cx,-cy,-cz);
glBegin(GL_POINTS);
for(unsigned int i = 0; i < previousNbPositions; i++){
if(it != tableColorProducer.end())
glColor3f(it->second.at(0),it->second.at(1),it->second.at(2));
else
glColor3f(1.f,1.f,1.f);
glVertex3d(positions[i * 3],positions[i * 3 + 1],positions[ i * 3 + 2]);
glColor3f(1.f,1.f,1.f);
nbParticlesLeft--;
if(nbParticlesLeft <= 0 && currentIndex <( (int)(currentMessageTrace.size()) - 2)){
currentIndex+=2;
it = tableColorProducer.find(currentMessageTrace.at(currentIndex));
nbParticlesLeft = currentMessageTrace.at(currentIndex+1);
}
}
glEnd();
DrawSimulationArea();
glPopMatrix();
track.DrawPostApply();
PostDisplay();
}