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Optimize calculating dirty region when we know the entire screen is dirty

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This commit is contained in:
Kovid Goyal 2016-10-21 17:48:19 +05:30
parent c31421daab
commit a0664dbbf0
1 changed files with 3 additions and 3 deletions
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6
kitty/render.py
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@ -170,7 +170,7 @@ class Renderer(QObject):
else:
dirty_cell_ranges = {l: tuple(merge_ranges(r)) for l, r in dirty_cell_ranges.items() if l not in dirty_lines}
self.paint(dirty_lines, dirty_cell_ranges)
self.paint(dirty_lines, dirty_cell_ranges, screen_dirtied)
self.update_required.emit()
def calculate_dirty_region(self, dirty_lines, dirty_cell_ranges):
@ -184,7 +184,7 @@ class Renderer(QObject):
ans += QRect(self.cell_positions[cnum], y, self.cell_width, self.cell_height)
return ans
def paint(self, dirty_lines, dirty_cell_ranges):
def paint(self, dirty_lines, dirty_cell_ranges, screen_dirtied):
self.current_bgcol = self.common_bg_color()
bg = self.default_bg
if self.current_bgcol & 0xff:
@ -195,7 +195,7 @@ class Renderer(QObject):
self.cursor_painted = False
self.old_cursorx, self.old_cursory = self.last_painted_cursor_at
self.cursor_moved = self.old_cursorx != self.cursorx or self.old_cursory != self.cursory
region = self.calculate_dirty_region(dirty_lines, dirty_cell_ranges)
region = QRegion(self.bufpix.rect()) if screen_dirtied else self.calculate_dirty_region(dirty_lines, dirty_cell_ranges)
if self.cursor_moved:
r = QRect(self.cell_positions[self.old_cursorx], self.line_positions[self.old_cursory], self.cell_width, self.cell_height)
if region.contains(r):