Merge lp:~hikiko/compiz/compiz.shodesktop-skip-anim-option into lp:compiz

[Eleni Maria Stea]

Added a new option in show desktop plugin that skips the fade animation: useful when performance is more important than eyecandy.

Added a new option in show desktop plugin that skips the fade animation: useful when performance is more important than eyecandy.

[Marco Trevisan (Treviño) (3v1n0)]

+1

review: Approve

[Marco Trevisan (Treviño) (3v1n0)]

Ah, I forgot... Can you set this value as true by default in the unity-lowgfx.ini profile?

[lp:~hikiko/compiz/compiz.shodesktop-skip-anim-option]

4048. By Eleni Maria Stea on 2016-07-12

merged to trunk + add option in unity-lowgfx.ini for showdesktop plugin

[ Eleni Maria Stea ]
* Added options for no animation in expo and scale plugins. They skip
  the intermediate fading steps that force several redraws.
[ Marco Trevisan (Treviño) ]
* Composite: use C++ goodness for managing damaging rectangles
* debian: add unity-lowgfx profile to compizconfig (LP: #1598770)
[ Marco Trevisan (Treviño) ]
* New upstream release 0.9.13.0
[ Sam Spilsbury <email address hidden> ]
* animationaddon: Port the animationaddon plugin to use modern GL API.
[ Alberts Muktupāvels ]
* gtk-window-decorator: add new metacity-theme-type setting in
  GWDSettings.
* gtk-window-decorator: stop using meta_frame_type_from_string.
* gtk-window-decorator: more code cleanup.
* gtk-window-decorator: improve titlebar font handling.
* gtk-window-decorator: use only one style window.
* gtk-window-decorator: improve Metacity theme.
* gtk-window-decorator: support Metacity 3.20.
[ Eleni Maria Stea ]
* removed a line that includes a missing header file and breaks the
  build
[ Graham Inggs ]
* Move libjpeg8-dev to libjpeg-dev
[ Gianfranco Costamagna ]
* Move libpng12-dev to libpng-dev, to ease libpng12 removal.
* Move libjpeg8-dev to libjpeg-dev and libpng12-dev to libpng-dev, to
  ease libpng12 removal
[ Alberts Muktupāvels ]
* gtk-window-decorator: remove broken 2D decoration mode.
* gtk-window-decorator: replace get_title_scale with
  update_titlebar_font_size.
* gtk-window-decorator: improve GWDSettingsStorage
[ Marco Trevisan (Treviño) ]
* showmouse: add mouse vertical and horizontal guides (LP: #1541059)

[Marco Trevisan (Treviño) (3v1n0)]

+1

Thanks

review: Approve

=== modified file 'debian/unity-lowgfx.ini'
--- debian/unity-lowgfx.ini	2016-07-04 10:12:34 +0000
+++ debian/unity-lowgfx.ini	2016-07-12 13:59:02 +0000
@@ -42,3 +42,6 @@
 
 [wall]
 s0_slide_duration = 0
+
+[showdesktop]
+s0_skip_animation = true

=== modified file 'plugins/showdesktop/showdesktop.xml.in'
--- plugins/showdesktop/showdesktop.xml.in	2013-04-27 15:56:23 +0000
+++ plugins/showdesktop/showdesktop.xml.in	2016-07-12 13:59:02 +0000
@@ -100,6 +100,11 @@
           <_long>Window types that should be moved out of sight when entering showdesktop-mode.</_long>
           <default>type=toolbar | type=utility | type=dialog | type=normal</default>
         </option>
+	<option name="skip_animation" type="bool">
+          <_short>Skip Animation</_short>
+	  <_long>Skips the showdesktop animation.</_long>
+	  <default>false</default>
+	</option>
       </group>
       <group>
         <_short>Appearance</_short>

=== modified file 'plugins/showdesktop/src/showdesktop.cpp'
--- plugins/showdesktop/src/showdesktop.cpp	2013-05-09 13:43:07 +0000
+++ plugins/showdesktop/src/showdesktop.cpp	2016-07-12 13:59:02 +0000
@@ -614,10 +614,21 @@
 	(state == SD_STATE_DEACTIVATING))
     {
 	int steps;
-	float amount, chunk;
-
-	amount = msSinceLastPaint * 0.05f * optionGetSpeed ();
-	steps = amount / (0.5f * optionGetTimestep ());
+	float amount, chunk, speed, timestep;
+
+	if (optionGetSkipAnimation())
+	{
+	    speed = USHRT_MAX;
+	    timestep = 0.1;
+	}
+	else
+	{
+	    speed = optionGetSpeed();
+	    timestep = optionGetTimestep();
+	}
+
+	amount = msSinceLastPaint * 0.05f * speed;
+	steps = amount / (0.5f * timestep);
 	if (!steps)
     	    steps = 1;
 	chunk = amount / (float)steps;