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Lines where x1==x2 or y1==y2 may have the second element

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null.  Lines where both are null, and the width is zero,
        are points.  This speeds things up surprisingly much.
	* src/ui/theme-parser.c:
	* src/ui/theme.c:


svn path=/trunk/; revision=4119
This commit is contained in:
Thomas James Alexander Thurman 2009-02-06 04:50:50 +00:00
parent 45cbaa2d13
commit 5df096baf3
3 changed files with 38 additions and 5 deletions
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9
ChangeLog
View File

@ -1,3 +1,12 @@
2009-02-05 Thomas Thurman <tthurman@gnome.org>
Lines where x1==x2 or y1==y2 may have the second element
null. Lines where both are null, and the width is zero,
are points. This speeds things up surprisingly much.
* src/ui/theme-parser.c:
* src/ui/theme.c:
2009-02-05 Thomas Thurman <tthurman@gnome.org>
* src/core/main.c: incredibly baroque system to make sure

8
src/ui/theme-parser.c
View File

@ -1658,7 +1658,15 @@ parse_draw_op_element (GMarkupParseContext *context,
op->data.line.x1 = meta_draw_spec_new (info->theme, x1, NULL);
op->data.line.y1 = meta_draw_spec_new (info->theme, y1, NULL);
if (strcmp(x1, x2)==0)
op->data.line.x2 = NULL;
else
op->data.line.x2 = meta_draw_spec_new (info->theme, x2, NULL);
if (strcmp(y1, y2)==0)
op->data.line.y2 = NULL;
else
op->data.line.y2 = meta_draw_spec_new (info->theme, y2, NULL);
op->data.line.width = width_val;

16
src/ui/theme.c
View File

@ -2645,6 +2645,7 @@ parse_size_unchecked (MetaDrawSpec *spec,
void
meta_draw_spec_free (MetaDrawSpec *spec)
{
if (!spec) return;
free_tokens (spec->tokens, spec->n_tokens);
g_slice_free (MetaDrawSpec, spec);
}
@ -3489,10 +3490,25 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
x1 = parse_x_position_unchecked (op->data.line.x1, env);
y1 = parse_y_position_unchecked (op->data.line.y1, env);
if (!op->data.line.x2 &&
!op->data.line.y2 &&
op->data.line.width==0)
gdk_draw_point (drawable, gc, x1, y1);
else
{
if (op->data.line.x2)
x2 = parse_x_position_unchecked (op->data.line.x2, env);
else
x2 = x1;
if (op->data.line.y2)
y2 = parse_y_position_unchecked (op->data.line.y2, env);
else
y2 = y1;
gdk_draw_line (drawable, gc, x1, y1, x2, y2);
}
g_object_unref (G_OBJECT (gc));
}