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Avoid some unneeded 'is_clear = FALSE'

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When a drawing operator doesn't actually have any effect, we don't have to set
the surface's is_clear flag to FALSE.

Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
Uli Schlachter 2010-11-17 18:25:27 +01:00 • committed by Chris Wilson
parent 2a632b1f54
commit 10e58a4a16
1 changed files with 12 additions and 6 deletions
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18
src/cairo-surface.c
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@ -2024,7 +2024,8 @@ _cairo_surface_paint (cairo_surface_t *surface,
status = _cairo_surface_fallback_paint (surface, op, source, clip);
FINISH:
surface->is_clear = op == CAIRO_OPERATOR_CLEAR && clip == NULL;
if (status != CAIRO_INT_STATUS_NOTHING_TO_DO)
surface->is_clear = op == CAIRO_OPERATOR_CLEAR && clip == NULL;
return _cairo_surface_set_error (surface, status);
}
@ -2079,7 +2080,8 @@ _cairo_surface_mask (cairo_surface_t *surface,
status = _cairo_surface_fallback_mask (surface, op, source, mask, clip);
FINISH:
surface->is_clear = FALSE;
if (status != CAIRO_INT_STATUS_NOTHING_TO_DO)
surface->is_clear = FALSE;
return _cairo_surface_set_error (surface, status);
}
@ -2158,7 +2160,8 @@ _cairo_surface_fill_stroke (cairo_surface_t *surface,
goto FINISH;
FINISH:
surface->is_clear = FALSE;
if (status != CAIRO_INT_STATUS_NOTHING_TO_DO)
surface->is_clear = FALSE;
return _cairo_surface_set_error (surface, status);
}
@ -2216,7 +2219,8 @@ _cairo_surface_stroke (cairo_surface_t *surface,
clip);
FINISH:
surface->is_clear = FALSE;
if (status != CAIRO_INT_STATUS_NOTHING_TO_DO)
surface->is_clear = FALSE;
return _cairo_surface_set_error (surface, status);
}
@ -2270,7 +2274,8 @@ _cairo_surface_fill (cairo_surface_t *surface,
clip);
FINISH:
surface->is_clear = FALSE;
if (status != CAIRO_INT_STATUS_NOTHING_TO_DO)
surface->is_clear = FALSE;
return _cairo_surface_set_error (surface, status);
}
@ -2674,7 +2679,8 @@ _cairo_surface_show_text_glyphs (cairo_surface_t *surface,
if (dev_scaled_font != scaled_font)
cairo_scaled_font_destroy (dev_scaled_font);
surface->is_clear = FALSE;
if (status != CAIRO_INT_STATUS_NOTHING_TO_DO)
surface->is_clear = FALSE;
return _cairo_surface_set_error (surface, status);
}