Add overexposure effect

Source/visualiser/OutputFragmentShader.glsl

@@ -7,6 +7,7 @@ uniform sampler2D uTexture3; //screen
 uniform sampler2D uTexture4; //reflection
 uniform sampler2D uTexture5; //screen glow
 uniform float uExposure;
+uniform float uOverexposure;
 uniform float uLineSaturation;
 uniform float uScreenSaturation;
 uniform float uNoise;
@@ -76,7 +77,7 @@ void main() {
     light += uGlow * 0.3 * scatter.g * (2.0 + 1.0 * screen.g + 0.5 * screen.r);
     float tlight = 1.0-pow(2.0, -uExposure*light);
     float tlight2 = tlight * tlight * tlight;
-    gl_FragColor.rgb = mix(uColour, vec3(1.0), 0.3+tlight2*tlight2*0.5) * tlight;
+    gl_FragColor.rgb = mix(uColour, vec3(1.0), 0.3+tlight2*tlight2*uOverexposure) * tlight;
     gl_FragColor.rgb = desaturate(gl_FragColor.rgb, 1.0 - uLineSaturation);
     if (uRealScreen > 0.5) {
         // this isn't how light works, but it looks cool

Source/visualiser/VisualiserComponent.cpp

@@ -1176,9 +1176,17 @@ void VisualiserComponent::drawCRT() {
 #if SOSCI_FEATURES
     outputShader->setUniform("uScreenSaturation", (float) settings.getScreenSaturation());
     outputShader->setUniform("uHueShift", (float) settings.getScreenHue() / 360.0f);
+<<<<<<< Updated upstream
 #else
     outputShader->setUniform("uScreenSaturation", 1.0f);
     outputShader->setUniform("uHueShift", 0.0f);
+=======
+    outputShader->setUniform("uOverexposure", (float) settings.getOverexposure());
+#else
+    outputShader->setUniform("uScreenSaturation", 1.0f);
+    outputShader->setUniform("uHueShift", 0.0f);
+    outputShader->setUniform("uOverexposure", 0.5f);
+>>>>>>> Stashed changes
 #endif
     outputShader->setUniform("uNoise", (float) settings.getNoise());
     outputShader->setUniform("uRandom", juce::Random::getSystemRandom().nextFloat());

Source/visualiser/VisualiserSettings.h

@@ -120,6 +120,17 @@ public:
             "Controls how quickly the image disappears after glowing brightly. Closely related to persistence.",
             "afterglow",
             VERSION_HINT, 1.5, 0.0, 5.0
+<<<<<<< Updated upstream
+=======
+        )
+    );
+    std::shared_ptr<Effect> overexposureEffect = std::make_shared<Effect>(
+        new EffectParameter(
+            "Overexposure",
+            "Controls at which point the line becomes overexposed and clips, turning white.",
+            "overexposure",
+            VERSION_HINT, 0.5, 0.0, 1.0
+>>>>>>> Stashed changes
         )
     );
     std::shared_ptr<StereoEffect> stereoEffectApplication = std::make_shared<StereoEffect>();
@@ -275,6 +286,10 @@ public:
         afterglowEffect,
         screenSaturationEffect,
         screenHueEffect,
+<<<<<<< Updated upstream
+=======
+        overexposureEffect,
+>>>>>>> Stashed changes
 #endif
     };
     std::vector<std::shared_ptr<Effect>> audioEffects = {
@@ -369,6 +384,10 @@ public:
         return parameters.afterglowEffect->getActualValue();
     }
     
+    double getOverexposure() {
+        return parameters.overexposureEffect->getActualValue();
+    }
+
     bool isFlippedVertical() {
         return parameters.flipVertical->getBoolValue();
     }
@@ -445,6 +464,10 @@ private:
             std::make_shared<EffectComponent>(*parameters.glowEffect),
 #if SOSCI_FEATURES
             std::make_shared<EffectComponent>(*parameters.afterglowEffect),
+<<<<<<< Updated upstream
+=======
+            std::make_shared<EffectComponent>(*parameters.overexposureEffect),
+>>>>>>> Stashed changes
 #else
             std::make_shared<EffectComponent>(*parameters.ambientEffect),
 #endif