RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-16 22:45:07 +00:00
Code Issues Activity Actions

Lagom: Add LibGemini, LibGfx

Browse source 
They are dependencies of LibWeb and might be useful for
running test-web on GitHub actions one day.
This commit is contained in:
Nico Weber 2020-07-23 14:34:53 -04:00 • committed by Andreas Kling
parent c4d9d5cc54
commit 3f45e9ab1e
8 changed files with 179 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

15
Libraries/LibGfx/Bitmap.cpp
View file

@ -74,8 +74,13 @@ Bitmap::Bitmap(BitmapFormat format, const IntSize& size, Purgeable purgeable)
ASSERT(!m_size.is_empty());
ASSERT(!size_would_overflow(format, size));
allocate_palette_from_format(format, {});
#ifdef __serenity__
int map_flags = purgeable == Purgeable::Yes ? (MAP_PURGEABLE | MAP_PRIVATE) : (MAP_ANONYMOUS | MAP_PRIVATE);
m_data = (RGBA32*)mmap_with_name(nullptr, size_in_bytes(), PROT_READ | PROT_WRITE, map_flags, 0, 0, String::format("GraphicsBitmap [%dx%d]", width(), height()).characters());
#else
int map_flags = (MAP_ANONYMOUS | MAP_PRIVATE);
m_data = (RGBA32*)mmap(nullptr, size_in_bytes(), PROT_READ | PROT_WRITE, map_flags, 0, 0);
#endif
ASSERT(m_data && m_data != (void*)-1);
m_needs_munmap = true;
}
@ -207,7 +212,11 @@ Bitmap::~Bitmap()
void Bitmap::set_mmap_name(const StringView& name)
{
ASSERT(m_needs_munmap);
#ifdef __serenity__
::set_mmap_name(m_data, size_in_bytes(), name.to_string().characters());
#else
(void)name;
#endif
}
void Bitmap::fill(Color color)
@ -224,11 +233,13 @@ void Bitmap::set_volatile()
ASSERT(m_purgeable);
if (m_volatile)
return;
#ifdef __serenity__
int rc = madvise(m_data, size_in_bytes(), MADV_SET_VOLATILE);
if (rc < 0) {
perror("madvise(MADV_SET_VOLATILE)");
ASSERT_NOT_REACHED();
}
#endif
m_volatile = true;
}
@ -237,11 +248,15 @@ void Bitmap::set_volatile()
ASSERT(m_purgeable);
if (!m_volatile)
return true;
#ifdef __serenity__
int rc = madvise(m_data, size_in_bytes(), MADV_SET_NONVOLATILE);
if (rc < 0) {
perror("madvise(MADV_SET_NONVOLATILE)");
ASSERT_NOT_REACHED();
}
#else
int rc = 0;
#endif
m_volatile = false;
return rc == 0;
}