feat/Color of disabled object will change

src/pipeline/debug_render_pipeline/debug_render_style.rs

@@ -36,6 +36,10 @@ pub struct DebugRenderStyle {
     /// multiplied by this array. (For a joint, both attached rigid-bodies must be sleeping
     /// or non-dynamic for this multiplier to be applied).
     pub sleep_color_multiplier: [f32; 4],
+    /// If a rigid-body is disabled, its attached entities will have their colors
+    /// multiplied by this array. (For a joint, both attached rigid-bodies must be disabled
+    /// for this multiplier to be applied).
+    pub disable_color_multiplier: [f32; 4],
     /// The length of the local coordinate axes rendered for a rigid-body.
     pub rigid_body_axes_length: Real,
     /// The collor for the segments joining the two contact points.
@@ -62,6 +66,7 @@ impl Default for DebugRenderStyle {
             multibody_joint_anchor_color: [300.0, 1.0, 0.4, 1.0],
             multibody_joint_separation_color: [0.0, 1.0, 0.4, 1.0],
             sleep_color_multiplier: [1.0, 1.0, 0.2, 1.0],
+            disable_color_multiplier: [0.25, 1.0, 0.2, 1.0],
             rigid_body_axes_length: 0.5,
             contact_depth_color: [120.0, 1.0, 0.4, 1.0],
             contact_normal_color: [0.0, 1.0, 1.0, 1.0],