tiny.filigree.drawFallbackUtf8

1/// Reuses caller-provisioned output; replaces its prior run.2pub fn drawFallbackUtf8(3    allocator: std.mem.Allocator,4    output: *shape.Output,5    canvas: Canvas,6    shaped_font: *const shape.Font,7    fallback_candidates: []const fallback.Candidate,8    text: []const u8,9    pixel_size: i32,10    origin_x: i32,11    origin_y: i32,12    options: DrawOptions,13) !Metrics {14    var context = try fallback.Context.init(allocator, .{15        .script_runs = .{ .max_source_units = text.len },16        .output = output.capacity.limits,17    });18    defer context.deinit();19    var segments: std.ArrayListUnmanaged(fallback.Segment) = .empty;20    defer segments.deinit(allocator);21    const input = fallback.Input{22        .base = .{23            .font = shaped_font,24            .text = .{ .utf8 = text },25        },26        .candidates = fallback_candidates,27    };28    try context.shapeRunSegmented(input, output, allocator, &segments);29    return try drawFallbackGlyphRun(30        allocator,31        canvas,32        input,33        output.run(),34        segments.items,35        pixel_size,36        origin_x,37        origin_y,38        options,39    );40}

1pub const drawFallbackUtf8 = render.drawFallbackUtf8;