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WindowDimmer: Don't try to use a ShaderEffect when GLSL is not available

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This obviously won't work anyway but will just spam stderr with warnings,
so don't do it.
This commit is contained in:
Adel Gadllah 2011-10-03 18:11:59 +02:00
parent 4eec7413c7
commit 130f2cf808
1 changed files with 11 additions and 2 deletions
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13
js/ui/windowManager.js
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@ -37,14 +37,23 @@ function WindowDimmer(actor) {
WindowDimmer.prototype = { WindowDimmer.prototype = {
_init: function(actor) { _init: function(actor) {
this.effect = new Clutter.ShaderEffect({ shader_type: Clutter.ShaderType.FRAGMENT_SHADER }); if (Clutter.feature_available(Clutter.FeatureFlags.SHADERS_GLSL)) {
this.effect.set_shader_source(getDimShaderSource()); this.effect = new Clutter.ShaderEffect({ shader_type: Clutter.ShaderType.FRAGMENT_SHADER });
this.effect.set_shader_source(getDimShaderSource());
}
else {
this._effect = null;
}
this.actor = actor; this.actor = actor;
}, },
set dimFraction(fraction) { set dimFraction(fraction) {
this._dimFraction = fraction; this._dimFraction = fraction;
if (this.effect == null)
return;
if (!Meta.prefs_get_attach_modal_dialogs()) { if (!Meta.prefs_get_attach_modal_dialogs()) {
this.effect.enabled = false; this.effect.enabled = false;
return; return;