void reViewport::SetViewOrientation(reViewOrientation viewOrientation, const rAlignedBox3& bounding) {
rVector3 center = bounding.Center();
float distance = bounding.max.Distance(bounding.min) / 2;
recondite::Camera* camera = m_glCanvas->GetCamera();
rVector3 position;
rVector3 up = rVector3::UpVector;
rVector3 target = center;
switch (viewOrientation) {
case reViewOrientation::Top:
position.Set(center.x, bounding.max.y + distance, center.z);
up = rVector3::RightVector;
break;
case reViewOrientation::Bottom:
position.Set(center.x, bounding.min.y - distance, center.z);
up = rVector3::RightVector;
break;
case reViewOrientation::Right:
position.Set(bounding.max.x + distance, center.y, center.z);
break;
case reViewOrientation::Left:
position.Set(bounding.min.x - distance, center.y, center.z);
break;
case reViewOrientation::Front:
position.Set(center.x, center.y, bounding.max.z + distance);
break;
case reViewOrientation::Back:
position.Set(center.x, center.y, bounding.min.z - distance);
break;
case reViewOrientation::User: {
position = bounding.max;
rVector3 forward = target - position;
forward.Normalize();
rVector3 right = forward.Cross(up);
up = right.Cross(forward);
break;
}
};
camera->SetPosition(position);
camera->SetTarget(target);
camera->SetUp(up);
if (viewOrientation != reViewOrientation::User)
m_cameraController.reset(new reCameraOrientationController(viewOrientation, m_glCanvas->GetCamera(), m_component));
else
m_cameraController.reset(new reCameraUserController(m_glCanvas->GetCamera(), m_component));
}
void reViewport::SetViewOrientation(reViewOrientation viewOrientation, const rAlignedBox3& bounding, bool updateMenu) {
rVector3 center = bounding.Center();
float extentLength = bounding.Extent().Length();
float distance = bounding.max.Distance(bounding.min) / 2;
recondite::Camera* camera = m_glCanvas->GetCamera();
rVector3 position;
rVector3 up = rVector3::UpVector;
rVector3 target = center;
reViewportMenuId menuId = reVIEWPORT_MENU_USER;
switch (viewOrientation) {
case reViewOrientation::Top:
position.Set(center.x, bounding.max.y + distance, center.z);
up = rVector3::RightVector;
menuId = reVIEWPORT_MENU_TOP;
break;
case reViewOrientation::Bottom:
position.Set(center.x, bounding.min.y - distance, center.z);
up = rVector3::RightVector;
menuId = reVIEWPORT_MENU_BOTTOM;
break;
case reViewOrientation::Right:
position.Set(bounding.max.x + distance, center.y, center.z);
menuId = reVIEWPORT_MENU_RIGHT;
break;
case reViewOrientation::Left:
position.Set(bounding.min.x - distance, center.y, center.z);
menuId = reVIEWPORT_MENU_LEFT;
break;
case reViewOrientation::Front:
position.Set(center.x, center.y, bounding.max.z + distance);
menuId = reVIEWPORT_MENU_FRONT;
break;
case reViewOrientation::Back:
position.Set(center.x, center.y, bounding.min.z - distance);
menuId = reVIEWPORT_MENU_BACK;
break;
case reViewOrientation::User: {
position = bounding.max;
rVector3 forward = target - position;
forward.Normalize();
rVector3 right = forward.Cross(up);
up = rVector3::UpVector;
menuId = reVIEWPORT_MENU_USER;
break;
}
};
camera->SetPosition(position);
camera->SetTarget(target);
camera->SetUp(up);
camera->SetWidth(extentLength);
camera->SetHeight(extentLength);
if (viewOrientation != reViewOrientation::User)
m_cameraController.reset(new reCameraOrientationController(viewOrientation, m_glCanvas->GetCamera(), m_component));
else
m_cameraController.reset(new reCameraUserController(m_glCanvas->GetCamera(), m_component));
if (updateMenu) {
m_viewMenu.FindItem(menuId)->Check(true);
}
Refresh();
}