[Xfce4-commits] <ristretto:master> Round rendering of image to whole pixels (Bug #8317)

[Stephan Arts]

Updating branch refs/heads/master
         to 98d7583237987d53ccb99f6e798f5c2602bdfba5 (commit)
       from e3c3ad95b1c5e9fc845ad21d16a52546b944aef4 (commit)

commit 98d7583237987d53ccb99f6e798f5c2602bdfba5
Author: Stephan Arts <stephan at xfce.org>
Date:   Thu Jan 26 07:53:00 2012 +0100

    Round rendering of image to whole pixels (Bug #8317)

 src/image_viewer.c |   20 ++++++++++----------
 1 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/image_viewer.c b/src/image_viewer.c
index 3be326b..36a0f25 100644
--- a/src/image_viewer.c
+++ b/src/image_viewer.c
@@ -1002,8 +1002,8 @@ paint_image (
         }
 
         cairo_save (ctx);
-        x_offset = viewer->priv->rendering.x_offset;
-        y_offset = viewer->priv->rendering.y_offset;
+        x_offset = floor ( viewer->priv->rendering.x_offset );
+        y_offset = floor ( viewer->priv->rendering.y_offset );
 
 /* BEGIN PAINT CHECKERED BACKGROUND */
         if (TRUE == gdk_pixbuf_get_has_alpha (viewer->priv->pixbuf))
@@ -1063,8 +1063,8 @@ paint_image (
                         M_PI*0.5);
                 cairo_translate (
                         ctx,
-                        0.0 - gtk_adjustment_get_value (viewer->vadjustment),
-                        gtk_adjustment_get_value (viewer->hadjustment));
+                        0.0 - floor (gtk_adjustment_get_value (viewer->vadjustment)),
+                        floor (gtk_adjustment_get_value (viewer->hadjustment)));
                 cairo_translate (
                         ctx,
                         0.0,
@@ -1080,8 +1080,8 @@ paint_image (
                         M_PI*1.5);
                 cairo_translate (
                         ctx,
-                        gtk_adjustment_get_value (viewer->vadjustment),
-                        0.0 - gtk_adjustment_get_value (viewer->hadjustment));
+                        floor(gtk_adjustment_get_value (viewer->vadjustment)),
+                        0.0 - floor(gtk_adjustment_get_value (viewer->hadjustment)));
                 cairo_translate (
                         ctx,
                         -1.0 * viewer->priv->image_width * viewer->priv->scale,
@@ -1098,8 +1098,8 @@ paint_image (
                         M_PI);
                 cairo_translate (
                         ctx,
-                        gtk_adjustment_get_value (viewer->hadjustment),
-                        gtk_adjustment_get_value (viewer->vadjustment));
+                        floor(gtk_adjustment_get_value (viewer->hadjustment)),
+                        floor(gtk_adjustment_get_value (viewer->vadjustment)));
                 cairo_translate (
                         ctx,
                         -1.0 * viewer->priv->image_width * viewer->priv->scale,
@@ -1114,8 +1114,8 @@ paint_image (
             default:
                 cairo_translate (
                         ctx,
-                        0.0 - gtk_adjustment_get_value (viewer->hadjustment),
-                        0.0 - gtk_adjustment_get_value (viewer->vadjustment));
+                        0.0 - floor(gtk_adjustment_get_value (viewer->hadjustment)),
+                        0.0 - floor(gtk_adjustment_get_value (viewer->vadjustment)));
 
                 cairo_translate (
                         ctx,