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Bail out early if dynamic opacity is 0.0

This commit is contained in:
Michael Natterer 2009-10-13 20:27:55 +02:00
parent e094dc5627
commit ea48a90e5c
1 changed files with 14 additions and 10 deletions
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24
app/paint/gimperaser.c
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@ -107,21 +107,25 @@ gimp_eraser_motion (GimpPaintCore *paint_core,
GimpPaintOptions *paint_options,
const GimpCoords *coords)
{
GimpEraserOptions *options = GIMP_ERASER_OPTIONS (paint_options);
GimpContext *context = GIMP_CONTEXT (paint_options);
GimpEraserOptions *options = GIMP_ERASER_OPTIONS (paint_options);
GimpContext *context = GIMP_CONTEXT (paint_options);
GimpDynamics *dynamics = GIMP_BRUSH_CORE (paint_core)->dynamics;
GimpImage *image;
gdouble fade_point;
gdouble opacity;
TempBuf *area;
guchar col[MAX_CHANNELS];
gdouble hardness;
gdouble fade_point = gimp_paint_options_get_fade (paint_options, gimp_item_get_image (GIMP_ITEM (drawable)),
paint_core->pixel_dist);
image = gimp_item_get_image (GIMP_ITEM (drawable));
opacity = gimp_paint_options_get_fade (paint_options, image,
paint_core->pixel_dist);
fade_point = gimp_paint_options_get_fade (paint_options,
gimp_item_get_image (GIMP_ITEM (drawable)),
paint_core->pixel_dist);
opacity = gimp_dynamics_output_get_linear_value (dynamics->opacity_output,
*coords,
fade_point);
if (opacity == 0.0)
return;
@ -140,9 +144,9 @@ gimp_eraser_motion (GimpPaintCore *paint_core,
color_pixels (temp_buf_get_data (area), col,
area->width * area->height, area->bytes);
opacity *= gimp_dynamics_output_get_linear_value (GIMP_BRUSH_CORE (paint_core)->dynamics->opacity_output, *coords, fade_point);
hardness = gimp_dynamics_output_get_linear_value (GIMP_BRUSH_CORE (paint_core)->dynamics->hardness_output, *coords, fade_point);
hardness = gimp_dynamics_output_get_linear_value (dynamics->hardness_output,
*coords,
fade_point);
gimp_brush_core_paste_canvas (GIMP_BRUSH_CORE (paint_core), drawable,
coords,