1 files changed, 61 insertions, 0 deletions
diff --git a/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/conveniences/shader_uniforms.js b/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/conveniences/shader_uniforms.js
new file mode 100644
index 0000000..a82b261
--- /dev/null
+++ b/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/conveniences/shader_uniforms.js
@@ -0,0 +1,61 @@
+import GObject from 'gi://GObject';
+
+const INTEGRAL_UNIFORMS = new Set([
+    'corners_bottom',
+    'corners_top',
+    'divider',
+    'dir',
+    'downsampling_mode',
+    'factor',
+    'iterations',
+    'mode',
+    'operation',
+    'prefer_closer_pixels',
+    'straight_corners',
+    'use_base_pixel',
+]);
+
+export function set_uniform(effect, name, value) {
+    if (!effect._bms_uniforms)
+        effect._bms_uniforms = new Map();
+
+    effect._bms_uniforms.set(name, value);
+    effect._bms_uniforms_dirty = true;
+    effect.queue_repaint();
+}
+
+export function mark_dirty(effect) {
+    if (effect._bms_uniforms)
+        effect._bms_uniforms_dirty = true;
+}
+
+export function upload_uniforms(effect) {
+    if (!effect._bms_uniforms_dirty || !effect._bms_uniforms || !effect.get_actor())
+        return;
+
+    for (const [name, value] of effect._bms_uniforms) {
+        try {
+            effect.set_uniform_value(name, get_shader_value(name, value));
+        } catch (e) {
+            if (!effect._bms_uniform_warning_shown) {
+                effect._bms_uniform_warning_shown = true;
+                console.warn(`[Blur my Shell] shader uniform upload failed for ${effect.constructor.name}`, e);
+            }
+        }
+    }
+
+    effect._bms_uniforms_dirty = false;
+}
+
+function get_shader_value(name, value) {
+    if (typeof value !== 'number')
+        return value;
+
+    if (INTEGRAL_UNIFORMS.has(name))
+        return Math.trunc(value);
+
+    const float_value = new GObject.Value();
+    float_value.init(GObject.TYPE_FLOAT);
+    float_value.set_float(value);
+    return float_value;
+}