Function composite_frame

pub(crate) fn composite_frame(
    canvas: &mut [u8],
    canvas_width: u32,
    canvas_height: u32,
    clear_color: Option<[u8; 4]>,
    frame: &[u8],
    frame_offset_x: u32,
    frame_offset_y: u32,
    frame_width: u32,
    frame_height: u32,
    frame_has_alpha: bool,
    frame_use_alpha_blending: bool,
    previous_frame_width: u32,
    previous_frame_height: u32,
    previous_frame_offset_x: u32,
    previous_frame_offset_y: u32,
)

Composites a frame onto a canvas.

Starts by filling the rectangle occupied by the previous frame with the background color, if provided. Then copies or blends the frame onto the canvas.