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WindowServer: Use rectangular framebuffer syncs

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Bananymous
2026-04-11 08:30:15 +03:00
parent ac6e6f3ec1
commit 2e654b53fa
1 changed files with 8 additions and 4 deletions
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12
userspace/programs/WindowServer/WindowServer.cpp
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@@ -9,9 +9,9 @@
#include <stdlib.h>
#include <sys/banan-os.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/socket.h>
#include <unistd.h>
#include <emmintrin.h>
@@ -1599,9 +1599,13 @@ void WindowServer::sync()
for (size_t i = 0; i < m_damaged_area_count; i++)
{
const auto area = m_damaged_areas[i];
for (int32_t y = area.min_y; y < area.max_y; y++)
msync(&m_framebuffer.mmap[y * m_framebuffer.width + area.min_x], area.width() * sizeof(uint32_t), MS_SYNC);
const fb_msync_region region {
.min_x = static_cast<uint32_t>(m_damaged_areas[i].min_x),
.min_y = static_cast<uint32_t>(m_damaged_areas[i].min_y),
.max_x = static_cast<uint32_t>(m_damaged_areas[i].max_x),
.max_y = static_cast<uint32_t>(m_damaged_areas[i].max_y),
};
ioctl(m_framebuffer.fd, FB_MSYNC_RECTANGLE, &region);
}
m_damaged_area_count = 0;