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FIX: Mouse trailing with single core CPU's

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boreddevnl 2026-03-18 18:09:24 +01:00
parent e95c82b162
commit 5604866882
3 changed files with 24 additions and 3 deletions
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4
src/wm/graphics.c
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@ -171,6 +171,10 @@ void graphics_clear_dirty(void) {
wm_lock_release(rflags);
}
void graphics_clear_dirty_no_lock(void) {
g_dirty.active = false;
}
void graphics_set_render_target(uint32_t *buffer, int w, int h) {
g_render_target = buffer;
g_rt_width = w;

1
src/wm/graphics.h
View file

@ -49,6 +49,7 @@ void graphics_mark_dirty(int x, int y, int w, int h);
void graphics_mark_screen_dirty(void);
DirtyRect graphics_get_dirty_rect(void);
void graphics_clear_dirty(void);
void graphics_clear_dirty_no_lock(void);
// Double buffering
void graphics_flip_buffer(void);

22
src/wm/wm.c
View file

@ -1280,6 +1280,9 @@ void wm_paint(void) {
uint64_t rflags;
rflags = wm_lock_acquire();
wm_mark_dirty(last_cursor_x, last_cursor_y, 12, 12);
wm_mark_dirty(mx, my, 12, 12);
DirtyRect dirty = graphics_get_dirty_rect();
@ -1528,6 +1531,7 @@ void wm_paint(void) {
// Flip the buffer - display the rendered frame atomically
graphics_flip_buffer();
graphics_clear_dirty_no_lock();
// Restore IRQs
wm_lock_release(rflags);
@ -1612,8 +1616,16 @@ void wm_remove_window(Window *win) {
}
window_count--;
if (active_mouse_capture_win == win) {
active_mouse_capture_win = NULL;
if (active_mouse_capture_win == win) active_mouse_capture_win = NULL;
if (drag_window == win) {
is_dragging = false;
is_resizing = false;
drag_window = NULL;
}
if (drag_src_win == win) {
drag_src_win = NULL;
}
// Mark for redraw while protected
@ -1958,6 +1970,11 @@ void wm_handle_right_click(int x, int y) {
if (mx >= sw) mx = sw - 1;
if (my >= sh) my = sh - 1;
if (move_x != 0 || move_y != 0) {
wm_mark_dirty(prev_mx, prev_my, 12, 12); // Extra padding for safety
wm_mark_dirty(mx, my, 12, 12);
}
if (dz != 0) {
// Find focused window and send wheel event
for (int w = 0; w < window_count; w++) {
@ -2692,7 +2709,6 @@ void wm_process_input(void) {
DirtyRect dirty = graphics_get_dirty_rect();
if (dirty.active) {
wm_paint();
graphics_clear_dirty();
}
}