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Added overlay for demoing parallel painting.

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This commit is contained in:
Jack Moffitt 2015-02-18 20:19:12 -07:00
parent dc31d96f65
commit 923676d443
3 changed files with 33 additions and 6 deletions
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6
components/util/opts.rs
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@ -75,6 +75,9 @@ pub struct Opts {
/// True if we should show borders on all fragments for debugging purposes (`--show-debug-fragment-borders`).
pub show_debug_fragment_borders: bool,
/// True if we should paint tiles with overlays based on which thread painted them.
pub show_debug_parallel_paint: bool,
/// If set with --disable-text-aa, disable antialiasing on fonts. This is primarily useful for reftests
/// where pixel perfect results are required when using fonts such as the Ahem
/// font for layout tests.
@ -128,6 +131,7 @@ pub fn print_debug_usage(app: &str) {
print_option("profile-tasks", "Instrument each task, writing the output to a file.");
print_option("show-compositor-borders", "Paint borders along layer and tile boundaries.");
print_option("show-fragment-borders", "Paint borders along fragment boundaries.");
print_option("show-parallel-paint", "Overlay tiles with colors showing which thread painted them.");
print_option("trace-layout", "Write layout trace to an external file for debugging.");
print_option("validate-display-list-geometry",
"Display an error when display list geometry escapes overflow region.");
@ -166,6 +170,7 @@ pub fn default_opts() -> Opts {
bubble_inline_sizes_separately: false,
show_debug_borders: false,
show_debug_fragment_borders: false,
show_debug_parallel_paint: false,
enable_text_antialiasing: false,
trace_layout: false,
devtools_port: None,
@ -315,6 +320,7 @@ pub fn from_cmdline_args(args: &[String]) -> bool {
user_agent: opt_match.opt_str("u"),
show_debug_borders: debug_options.contains(&"show-compositor-borders"),
show_debug_fragment_borders: debug_options.contains(&"show-fragment-borders"),
show_debug_parallel_paint: debug_options.contains(&"show-parallel-paint"),
enable_text_antialiasing: !debug_options.contains(&"disable-text-aa"),
dump_flow_tree: debug_options.contains(&"dump-flow-tree"),
validate_display_list_geometry: debug_options.contains(&"validate-display-list-geometry"),