1 files changed, 52 insertions, 21 deletions

diff --git a/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/derivative.js b/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/derivative.js
index 04d6100..a2d2bef 100644
--- a/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/derivative.js
+++ b/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/derivative.js
@@ -1,18 +1,18 @@
 import GObject from 'gi://GObject';
 
 import * as utils from '../conveniences/utils.js';
+import * as uniforms from '../conveniences/shader_uniforms.js';
 const Shell = await utils.import_in_shell_only('gi://Shell');
 const Clutter = await utils.import_in_shell_only('gi://Clutter');
 
 const SHADER_FILENAME = 'derivative.glsl';
+const SHADER_SOURCE = utils.get_shader_source(Shell, SHADER_FILENAME, import.meta.url);
 const DEFAULT_PARAMS = {
-    operation: 0, width: 0, height: 0
+    operation: 0, opacity_factor: 1, width: 0, height: 0
 };
 
 
-export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
-    { default_params: DEFAULT_PARAMS } :
-    new GObject.registerClass({
+const DERIVATIVE_EFFECT_META = {
         GTypeName: "DerivativeEffect",
         Properties: {
             'operation': GObject.ParamSpec.int(
@@ -23,6 +23,14 @@ export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
                 0, 2,
                 0,
             ),
+            'opacity_factor': GObject.ParamSpec.double(
+                `opacity_factor`,
+                `Opacity factor`,
+                `Opacity factor`,
+                GObject.ParamFlags.READWRITE,
+                0.0, 1.0,
+                1.0,
+            ),
             'width': GObject.ParamSpec.double(
                 `width`,
                 `Width`,
@@ -40,16 +48,17 @@ export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
                 0.0,
             )
         }
-    }, class DerivativeEffect extends Clutter.ShaderEffect {
+};
+
+const DerivativeEffectClass = utils.IS_IN_PREFERENCES ? null : class DerivativeEffect extends Clutter.ShaderEffect {
+
         constructor(params) {
-            super(params);
+            super();
+
+            utils.initialize_shader_effect(this, SHADER_SOURCE);
 
-            utils.setup_params(this, params);
 
-            // set shader source
-            this._source = utils.get_shader_source(Shell, SHADER_FILENAME, import.meta.url);
-            if (this._source)
-                this.set_shader_source(this._source);
+            utils.setup_params(this, params);
         }
 
         static get default_params() {
@@ -64,7 +73,19 @@ export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
             if (this._operation !== value) {
                 this._operation = value;
 
-                this.set_uniform_value('operation', this._operation);
+                uniforms.set_uniform(this, 'operation', this._operation);
+            }
+        }
+
+        get opacity_factor() {
+            return this._opacity_factor;
+        }
+
+        set opacity_factor(value) {
+            if (this._opacity_factor !== value) {
+                this._opacity_factor = value;
+
+                uniforms.set_uniform(this, 'opacity_factor', parseFloat(this._opacity_factor));
             }
         }
 
@@ -73,10 +94,11 @@ export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
         }
 
         set width(value) {
-            if (this._width !== value) {
-                this._width = value;
+            const v = Math.max(1, value || 1);
+            if (this._width !== v) {
+                this._width = v;
 
-                this.set_uniform_value('width', parseFloat(this._width - 1e-6));
+                uniforms.set_uniform(this, 'width', parseFloat(this._width - 1e-6));
             }
         }
 
@@ -85,10 +107,11 @@ export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
         }
 
         set height(value) {
-            if (this._height !== value) {
-                this._height = value;
+            const v = Math.max(1, value || 1);
+            if (this._height !== v) {
+                this._height = v;
 
-                this.set_uniform_value('height', parseFloat(this._height - 1e-6));
+                uniforms.set_uniform(this, 'height', parseFloat(this._height - 1e-6));
             }
         }
 
@@ -112,9 +135,17 @@ export const DerivativeEffect = utils.IS_IN_PREFERENCES ?
         }
 
         vfunc_paint_target(paint_node, paint_context) {
-            // force setting nearest-neighbour texture filtering
-            this.get_pipeline().set_layer_filters(0, 9728, 9728);
+            uniforms.upload_uniforms(this);
+
+            const pipeline = this.get_pipeline();
+            if (pipeline) {
+                pipeline.set_layer_filters(0, 9728, 9728);
+            }
 
             super.vfunc_paint_target(paint_node, paint_context);
         }
-    });
\ No newline at end of file
+};
+
+export const DerivativeEffect = utils.IS_IN_PREFERENCES
+    ? { default_params: DEFAULT_PARAMS }
+    : utils.register_shader_effect(DERIVATIVE_EFFECT_META, DerivativeEffectClass, SHADER_SOURCE);