compute_orbit_view_transform()

MAYAFLUX_API ViewTransform MayaFlux::Kinesis::compute_orbit_view_transform	(	const OrbitState &	state,
		float	aspect
	)

Build a ViewTransform from the current OrbitState.

Pure read; does not mutate state.

Parameters

state	Orbit state.
aspect	Framebuffer width / height.

Returns

ViewTransform ready for push constant upload.

Definition at line 28 of file OrbitState.cpp.

{
    const glm::vec3 eye = orbit_eye(st);
    return {
        .view = glm::lookAt(eye, st.focal, glm::vec3(0.0F, 1.0F, 0.0F)),
        .projection = glm::perspective(st.fov_radians, aspect, st.near_plane, st.far_plane)
    };
}

References MayaFlux::Kinesis::OrbitState::far_plane, MayaFlux::Kinesis::OrbitState::focal, MayaFlux::Kinesis::OrbitState::fov_radians, MayaFlux::Kinesis::OrbitState::near_plane, and orbit_eye().

Referenced by MayaFlux::bind_orbit_preset().

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