Add spotlightBrightness and spotlightRadius to settings.

include/settings.hpp

@@ -56,6 +56,8 @@ extern float cableOpacity;
 /** Straightness of cables in the range [0, 1]. Unitless and arbitrary. */
 extern float cableTension;
 extern float rackBrightness;
+extern float spotlightBrightness;
+extern float spotlightRadius;
 extern float haloBrightness;
 /** Allows rack to hide and lock the cursor position when dragging knobs etc. */
 extern bool allowCursorLock;

src/app/RackWidget.cpp

@@ -149,12 +149,14 @@ void RackWidget::draw(const DrawArgs& args) {
 		float t[6];
 		nvgCurrentTransform(args.vg, t);
 		float zoom = t[3];
-		float radius = 300.0 / zoom;
-		float brightness = 0.2f;
 		// Draw mouse spotlight
 		nvgBeginPath(args.vg);
 		nvgRect(args.vg, 0.0, 0.0, VEC_ARGS(box.size));
-		nvgFillPaint(args.vg, nvgRadialGradient(args.vg, VEC_ARGS(internal->mousePos), 0.0, radius, nvgRGBAf(0, 0, 0, 1.f - b - brightness), nvgRGBAf(0, 0, 0, 1.f - b)));
+		nvgFillPaint(args.vg, nvgRadialGradient(args.vg,
+			VEC_ARGS(internal->mousePos), 0.0,
+			settings::spotlightRadius / zoom,
+			nvgRGBAf(0, 0, 0, 1.f - b - settings::spotlightBrightness),
+			nvgRGBAf(0, 0, 0, 1.f - b)));
 		nvgFill(args.vg);
 	}
 

src/settings.cpp

@@ -34,6 +34,8 @@ std::string uiTheme = "dark";
 float cableOpacity = 0.5;
 float cableTension = 1.0;
 float rackBrightness = 1.0;
+float spotlightBrightness = 0.2;
+float spotlightRadius = 300.0;
 float haloBrightness = 0.25;
 bool allowCursorLock = true;
 KnobMode knobMode = KNOB_MODE_LINEAR;
@@ -159,6 +161,10 @@ json_t* toJson() {
 
 	json_object_set_new(rootJ, "rackBrightness", json_real(rackBrightness));
 
+	json_object_set_new(rootJ, "spotlightBrightness", json_real(spotlightBrightness));
+
+	json_object_set_new(rootJ, "spotlightRadius", json_real(spotlightRadius));
+
 	json_object_set_new(rootJ, "haloBrightness", json_real(haloBrightness));
 
 	json_object_set_new(rootJ, "allowCursorLock", json_boolean(allowCursorLock));
@@ -352,6 +358,14 @@ void fromJson(json_t* rootJ) {
 	if (rackBrightnessJ)
 		rackBrightness = json_number_value(rackBrightnessJ);
 
+	json_t* spotlightBrightnessJ = json_object_get(rootJ, "spotlightBrightness");
+	if (spotlightBrightnessJ)
+		spotlightBrightness = json_number_value(spotlightBrightnessJ);
+
+	json_t* spotlightRadiusJ = json_object_get(rootJ, "spotlightRadius");
+	if (spotlightRadiusJ)
+		spotlightRadius = json_number_value(spotlightRadiusJ);
+
 	json_t* haloBrightnessJ = json_object_get(rootJ, "haloBrightness");
 	if (haloBrightnessJ)
 		haloBrightness = json_number_value(haloBrightnessJ);