yes

modules/wallpaper-engine/effects/_empty/effect.json

@@ -0,0 +1,17 @@
+{
+	"version" : 1,
+	"replacementkey" : "empty",
+	"group" : "colorize",
+	"passes" :
+	[
+		{
+			"material" : "materials/effects/empty.json"
+		}
+	],
+	"dependencies" :
+	[
+		"materials/effects/empty.json",
+		"shaders/effects/empty.frag",
+		"shaders/effects/empty.vert"
+	]
+}

modules/wallpaper-engine/effects/_empty/materials/effects/empty.json

@@ -0,0 +1,9 @@
+{
+	"passes": [{
+		"shader": "effects/empty",
+		"blending": "normal",
+		"depthtest": "disabled",
+		"depthwrite": "disabled",
+		"cullmode": "nocull"
+	}]
+}

modules/wallpaper-engine/effects/_empty/shaders/effects/empty.frag

@@ -0,0 +1,9 @@
+
+uniform sampler2D g_Texture0; // {"material":"framebuffer","label":"ui_editor_properties_framebuffer","hidden":true}
+
+varying vec2 v_TexCoord;
+
+void main() {
+	vec4 albedo = texSample2D(g_Texture0, v_TexCoord.xy);
+	gl_FragColor = albedo;
+}

modules/wallpaper-engine/effects/_empty/shaders/effects/empty.vert

@@ -0,0 +1,12 @@
+
+uniform mat4 g_ModelViewProjectionMatrix;
+
+attribute vec3 a_Position;
+attribute vec2 a_TexCoord;
+
+varying vec2 v_TexCoord;
+
+void main() {
+	gl_Position = mul(vec4(a_Position, 1.0), g_ModelViewProjectionMatrix);
+	v_TexCoord.xy = a_TexCoord;
+}