-- @description  Creates a copy of the current render camera removing all animations. To use it you need to have a render target node selected.
-- @author       me :)
-- @version      0.1


----------------------------------------------------------------------------------------------------
-- HELPERS


-- helper to pop-up an error dialog
local function showError(text)
    octane.gui.showDialog
    {
        type  = octane.gui.dialogType.BUTTON_DIALOG,
        title = "Error",
        text  = text,
    }
end


----------------------------------------------------------------------------------------------------
-- MAIN


-- get the selected render target
local renderTarget = octane.project.getSelection()[1]
if not renderTarget or renderTarget.type ~= octane.NT_RENDERTARGET then
    showError("No render target node selected.")
    return
end

-- make sure that the render target is owned by a node graph
if not renderTarget.graphOwned then
    showError("Selected render target node is not owned by a node graph.")
    return
end

-- get the camera input node
local cameraNode = renderTarget:getInputNode(octane.P_CAMERA)
if not cameraNode then
    showError("No camera node found for selected render target node.")
    return
end

-- create a copy of the camera node into node graph
local copyCamera = renderTarget.graphOwner:copyFrom({cameraNode})[1]
copyCamera.position = { renderTarget.position[1] - 100, renderTarget.position[2] - 50 }