Method define_schema

sparse_tracks.py:218–252

(cls)

    @classmethod
    def define_schema(cls):
        return io.Schema(
            node_id="LTXVDrawTracks",
            category="Lightricks/motion_tracking",
            description=(
                "GPU-accelerated sparse track renderer. Rasterises circles at "
                "high resolution and downscales with bilinear interpolation."
            ),
            inputs=[
                io.String.Input(
                    "tracks",
                    multiline=True,
                    tooltip="JSON string of track coordinates (list of point lists with x/y keys).",
                ),
                io.Int.Input(
                    "width",
                    default=512,
                    min=8,
                    max=8192,
                    step=8,
                    tooltip="Output image width in pixels.",
                ),
                io.Int.Input(
                    "height",
                    default=512,
                    min=8,
                    max=8192,
                    step=8,
                    tooltip="Output image height in pixels.",
                ),
            ],
            outputs=[
                io.Image.Output(),
            ],
        )

    @classmethod
    def execute(cls, tracks: str, width: int, height: int) -> io.NodeOutput: