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Feature/anchor and aim (#799)

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Introduce the ability to navigate using an anchor and aim.
Example use: Set spacecraft as anchor and planet as aim to always look down at a planet, while followin the spacecraft in its orbit.
This commit is contained in:
Emil Axelsson
2019-02-19 18:46:58 +01:00
committed by GitHub
parent df9fbf8195
commit 2e71eaa4cb
45 changed files with 972 additions and 490 deletions
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17
src/scene/scenegraphnode.cpp
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@@ -588,7 +588,7 @@ void SceneGraphNode::setDependencies(const std::vector<SceneGraphNode*>& depende
}
SurfacePositionHandle SceneGraphNode::calculateSurfacePositionHandle(
const glm::dvec3& targetModelSpace)
const glm::dvec3& targetModelSpace) const
{
if (_renderable) {
return _renderable->calculateSurfacePositionHandle(targetModelSpace);
@@ -809,19 +809,4 @@ const SceneGraphNode::PerformanceRecord& SceneGraphNode::performanceRecord() con
return _performanceRecord;
}
void SceneGraphNode::updateCamera(Camera* camera) const {
psc origin(worldPosition());
//int i = 0;
// the camera position
psc relative = camera->position();
psc focus = camera->focusPosition();
psc relative_focus = relative - focus;
psc target = origin + relative_focus;
camera->setPosition(target);
camera->setFocusPosition(origin);
}
} // namespace openspace