Skip to content

Bail out from rendering when bitmap_buffer is null #197

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
May 25, 2023
Merged

Bail out from rendering when bitmap_buffer is null #197

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions src/loaders/freetype.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -844,6 +844,13 @@ impl Font {
let bitmap_size = Vector2I::new(bitmap_width, bitmap_height);
let bitmap_buffer = (*bitmap).buffer as *const i8 as *const u8;
let bitmap_length = bitmap_stride * bitmap_height as usize;
if bitmap_buffer.is_null() {
assert_eq!(
bitmap_length, 0,
"bitmap length should be 0 when bitmap_buffer is nullptr"
);
return Ok(());
}
let buffer = slice::from_raw_parts(bitmap_buffer, bitmap_length);
let dst_point = Vector2I::new(
(*(*self.freetype_face).glyph).bitmap_left,
Expand Down