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app: make a copy of the drawable's buffer in MyPaint native format

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This commit is contained in:
Michael Natterer 2014-04-08 23:52:05 +02:00
parent 071ede915a
commit 9629befec6
1 changed files with 28 additions and 7 deletions
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35
app/paint/gimpmybrush.c
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@ -112,13 +112,22 @@ gimp_mybrush_paint (GimpPaintCore *paint_core,
{
GimpMybrush *mybrush = GIMP_MYBRUSH (paint_core);
GimpMybrushOptions *options = GIMP_MYBRUSH_OPTIONS (paint_options);
GeglBuffer *buffer;
switch (paint_state)
{
case GIMP_PAINT_STATE_INIT:
mybrush->private->surface = mypaint_gegl_tiled_surface_new ();
mypaint_gegl_tiled_surface_set_buffer (mybrush->private->surface,
gimp_drawable_get_buffer (drawable));
buffer = mypaint_gegl_tiled_surface_get_buffer (mybrush->private->surface);
buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
gimp_item_get_width (GIMP_ITEM (drawable)),
gimp_item_get_height (GIMP_ITEM (drawable))),
gegl_buffer_get_format (buffer));
gegl_buffer_copy (gimp_drawable_get_buffer (drawable), NULL,
buffer, NULL);
mypaint_gegl_tiled_surface_set_buffer (mybrush->private->surface, buffer);
g_object_unref (buffer);
mybrush->private->brush = mypaint_brush_new ();
mypaint_brush_from_defaults (mybrush->private->brush);
@ -217,10 +226,22 @@ gimp_mybrush_motion (GimpPaintCore *paint_core,
g_printerr ("painted rect: %d %d %d %d\n",
rect.x, rect.y, rect.width, rect.height);
paint_core->x1 = MIN (paint_core->x1, rect.x);
paint_core->y1 = MIN (paint_core->y1, rect.y);
paint_core->x2 = MAX (paint_core->x2, rect.x + rect.width);
paint_core->y2 = MAX (paint_core->y2, rect.y + rect.height);
if (rect.width > 0 && rect.height > 0)
{
GeglBuffer *src;
gimp_drawable_update (drawable, rect.x, rect.y, rect.width, rect.height);
src = mypaint_gegl_tiled_surface_get_buffer (mybrush->private->surface);
gegl_buffer_copy (src,
(GeglRectangle *) &rect,
gimp_drawable_get_buffer (drawable),
NULL);
paint_core->x1 = MIN (paint_core->x1, rect.x);
paint_core->y1 = MIN (paint_core->y1, rect.y);
paint_core->x2 = MAX (paint_core->x2, rect.x + rect.width);
paint_core->y2 = MAX (paint_core->y2, rect.y + rect.height);
gimp_drawable_update (drawable, rect.x, rect.y, rect.width, rect.height);
}
}