From 4a2e3db2d0df64eb8e0159b442a58c99cff3886e Mon Sep 17 00:00:00 2001
From: Ruffled <105522716+RuffledPlume@users.noreply.github.com>
Date: Wed, 29 Oct 2025 15:25:16 +0000
Subject: [PATCH 1/4] Added HighlightModelOverride option

---
 src/main/java/rs117/hd/HdPlugin.java          |  1 +
 .../rs117/hd/opengl/uniforms/UBOGlobal.java   |  2 ++
 .../hd/opengl/uniforms/UniformBuffer.java     |  2 ++
 .../hd/renderer/legacy/LegacyRenderer.java    |  5 +++++
 .../rs117/hd/renderer/zone/ZoneRenderer.java  |  5 +++++
 .../rs117/hd/scene/materials/Material.java    |  3 ++-
 .../java/rs117/hd/utils/DeveloperTools.java   | 10 ++++++++++
 src/main/resources/rs117/hd/scene_frag.glsl   | 20 +++++++++++++++----
 .../resources/rs117/hd/uniforms/global.glsl   |  2 ++
 .../resources/rs117/hd/utils/constants.glsl   |  5 +++--
 src/main/resources/rs117/hd/utils/misc.glsl   |  5 +++++
 11 files changed, 53 insertions(+), 7 deletions(-)

diff --git a/src/main/java/rs117/hd/HdPlugin.java b/src/main/java/rs117/hd/HdPlugin.java
index cb715fd25a..f8243afe1f 100644
--- a/src/main/java/rs117/hd/HdPlugin.java
+++ b/src/main/java/rs117/hd/HdPlugin.java
@@ -907,6 +907,7 @@ public ShaderIncludes getShaderIncludes() {
 		var includes = new ShaderIncludes()
 			.addIncludePath(SHADER_PATH)
 			.addInclude("VERSION_HEADER", OSType.getOSType() == OSType.Linux ? LINUX_VERSION_HEADER : WINDOWS_VERSION_HEADER)
+			.define("DEVELOPMENT", Props.DEVELOPMENT)
 			.define("UI_SCALING_MODE", config.uiScalingMode())
 			.define("COLOR_BLINDNESS", config.colorBlindness())
 			.define("APPLY_COLOR_FILTER", configColorFilter != ColorFilter.NONE)
diff --git a/src/main/java/rs117/hd/opengl/uniforms/UBOGlobal.java b/src/main/java/rs117/hd/opengl/uniforms/UBOGlobal.java
index 1343819ecc..649553cf6e 100644
--- a/src/main/java/rs117/hd/opengl/uniforms/UBOGlobal.java
+++ b/src/main/java/rs117/hd/opengl/uniforms/UBOGlobal.java
@@ -35,6 +35,8 @@ public void initialize() {
 	public Property underglowColor = addProperty(PropertyType.FVec3, "underglowColor");
 	public Property underglowStrength = addProperty(PropertyType.Float, "underglowStrength");
 
+	public Property highlightModelOverrides = addProperty(PropertyType.Int, "highlightModelOverrides");
+
 	public Property useFog = addProperty(PropertyType.Int, "useFog");
 	public Property fogDepth = addProperty(PropertyType.Float, "fogDepth");
 	public Property fogColor = addProperty(PropertyType.FVec3, "fogColor");
diff --git a/src/main/java/rs117/hd/opengl/uniforms/UniformBuffer.java b/src/main/java/rs117/hd/opengl/uniforms/UniformBuffer.java
index 0d1ca3104f..c0496de0a5 100644
--- a/src/main/java/rs117/hd/opengl/uniforms/UniformBuffer.java
+++ b/src/main/java/rs117/hd/opengl/uniforms/UniformBuffer.java
@@ -84,6 +84,8 @@ public final void set(int... values) {
 			owner.markWaterLine(position, type.size);
 		}
 
+		public final void set(boolean val) { set(val ? 1 : 0); }
+
 		public final void set(int x) {
 			if (isUninitialized())
 				return;
diff --git a/src/main/java/rs117/hd/renderer/legacy/LegacyRenderer.java b/src/main/java/rs117/hd/renderer/legacy/LegacyRenderer.java
index 41ce789d62..1cf4cc8e8b 100644
--- a/src/main/java/rs117/hd/renderer/legacy/LegacyRenderer.java
+++ b/src/main/java/rs117/hd/renderer/legacy/LegacyRenderer.java
@@ -51,6 +51,7 @@
 import rs117.hd.scene.lights.Light;
 import rs117.hd.scene.model_overrides.ModelOverride;
 import rs117.hd.utils.ColorUtils;
+import rs117.hd.utils.DeveloperTools;
 import rs117.hd.utils.HDUtils;
 import rs117.hd.utils.Mat4;
 import rs117.hd.utils.ModelHash;
@@ -94,6 +95,9 @@ public class LegacyRenderer implements Renderer {
 	@Inject
 	private HdPluginConfig config;
 
+	@Inject
+	private DeveloperTools developerTools;
+
 	@Inject
 	private OpenCLManager clManager;
 
@@ -999,6 +1003,7 @@ public void draw(int overlayColor) {
 					break;
 			}
 			fogDepth *= min(plugin.getDrawDistance(), 90) / 10.f;
+			plugin.uboGlobal.highlightModelOverrides.set(developerTools.isHighlightModelOverridesEnabled());
 			plugin.uboGlobal.useFog.set(fogDepth > 0 ? 1 : 0);
 			plugin.uboGlobal.fogDepth.set(fogDepth);
 			plugin.uboGlobal.fogColor.set(fogColor);
diff --git a/src/main/java/rs117/hd/renderer/zone/ZoneRenderer.java b/src/main/java/rs117/hd/renderer/zone/ZoneRenderer.java
index 39c6412acf..ad5fe89378 100644
--- a/src/main/java/rs117/hd/renderer/zone/ZoneRenderer.java
+++ b/src/main/java/rs117/hd/renderer/zone/ZoneRenderer.java
@@ -61,6 +61,7 @@
 import rs117.hd.utils.Camera;
 import rs117.hd.utils.ColorUtils;
 import rs117.hd.utils.CommandBuffer;
+import rs117.hd.utils.DeveloperTools;
 import rs117.hd.utils.HDUtils;
 import rs117.hd.utils.Mat4;
 import rs117.hd.utils.RenderState;
@@ -116,6 +117,9 @@ public class ZoneRenderer implements Renderer {
 	@Inject
 	private HdPluginConfig config;
 
+	@Inject
+	private DeveloperTools developerTools;
+
 	@Inject
 	private LightManager lightManager;
 
@@ -573,6 +577,7 @@ private void preSceneDrawTopLevel(
 			}
 			fogDepth *= min(plugin.getDrawDistance(), 90) / 10.f;
 		}
+		plugin.uboGlobal.highlightModelOverrides.set(developerTools.isHighlightModelOverridesEnabled());
 		plugin.uboGlobal.useFog.set(fogDepth > 0 ? 1 : 0);
 		plugin.uboGlobal.fogDepth.set(fogDepth);
 		plugin.uboGlobal.fogColor.set(ColorUtils.linearToSrgb(environmentManager.currentFogColor));
diff --git a/src/main/java/rs117/hd/scene/materials/Material.java b/src/main/java/rs117/hd/scene/materials/Material.java
index a09194b73e..7aa3fe35d6 100644
--- a/src/main/java/rs117/hd/scene/materials/Material.java
+++ b/src/main/java/rs117/hd/scene/materials/Material.java
@@ -186,7 +186,8 @@ public final int packMaterialData(@Nonnull ModelOverride modelOverride, UvType u
 			   | ((modelOverride.windDisplacementModifier + 3) & 0x7) << 12
 			   | (modelOverride.windDisplacementMode.ordinal() & 0x7) << 9
 			   | (modelOverride.invertDisplacementStrength ? 1 : 0) << 8
-			   | (modelOverride.terrainVertexSnap ? 1 : 0) << 6
+			   | (modelOverride.terrainVertexSnap ? 1 : 0) << 7
+			   | (modelOverride == ModelOverride.NONE ? 1 : 0) << 6
 			   | (!modelOverride.receiveShadows ? 1 : 0) << 5
 			   | (modelOverride.upwardsNormals ? 1 : 0) << 4
 			   | (modelOverride.flatNormals ? 1 : 0) << 3
diff --git a/src/main/java/rs117/hd/utils/DeveloperTools.java b/src/main/java/rs117/hd/utils/DeveloperTools.java
index 091d7e834f..8dc3e7de50 100644
--- a/src/main/java/rs117/hd/utils/DeveloperTools.java
+++ b/src/main/java/rs117/hd/utils/DeveloperTools.java
@@ -2,6 +2,7 @@
 
 import java.awt.event.KeyEvent;
 import javax.inject.Inject;
+import javax.inject.Singleton;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
 import net.runelite.api.events.*;
@@ -22,9 +23,11 @@
 import static java.awt.event.InputEvent.SHIFT_DOWN_MASK;
 
 @Slf4j
+@Singleton
 public class DeveloperTools implements KeyListener {
 	// This could be part of the config if we had developer mode config sections
 	private static final Keybind KEY_TOGGLE_TILE_INFO = new Keybind(KeyEvent.VK_F3, CTRL_DOWN_MASK);
+	private static final Keybind KEY_TOGGLE_HIGHLIGHT = new Keybind(KeyEvent.VK_H, CTRL_DOWN_MASK | SHIFT_DOWN_MASK);
 	private static final Keybind KEY_TOGGLE_FRAME_TIMINGS = new Keybind(KeyEvent.VK_F4, CTRL_DOWN_MASK);
 	private static final Keybind KEY_RECORD_TIMINGS_SNAPSHOT = new Keybind(KeyEvent.VK_F4, CTRL_DOWN_MASK | SHIFT_DOWN_MASK);
 	private static final Keybind KEY_TOGGLE_SHADOW_MAP_OVERLAY = new Keybind(KeyEvent.VK_F5, CTRL_DOWN_MASK);
@@ -68,6 +71,8 @@ public class DeveloperTools implements KeyListener {
 	private boolean keyBindingsEnabled;
 	private boolean tileInfoOverlayEnabled;
 	@Getter
+	private boolean highlightModelOverridesEnabled;
+	@Getter
 	private boolean frameTimingsOverlayEnabled;
 	private boolean shadowMapOverlayEnabled;
 	private boolean lightGizmoOverlayEnabled;
@@ -121,6 +126,9 @@ public void onCommandExecuted(CommandExecuted commandExecuted) {
 			case "tileinfo":
 				tileInfoOverlay.setActive(tileInfoOverlayEnabled = !tileInfoOverlayEnabled);
 				break;
+			case "highlight":
+				highlightModelOverridesEnabled = !highlightModelOverridesEnabled;
+				break;
 			case "timers":
 			case "timings":
 				frameTimerOverlay.setActive(frameTimingsOverlayEnabled = !frameTimingsOverlayEnabled);
@@ -160,6 +168,8 @@ public void onCommandExecuted(CommandExecuted commandExecuted) {
 	public void keyPressed(KeyEvent e) {
 		if (KEY_TOGGLE_TILE_INFO.matches(e)) {
 			tileInfoOverlay.setActive(tileInfoOverlayEnabled = !tileInfoOverlayEnabled);
+		} else if (KEY_TOGGLE_HIGHLIGHT.matches(e)) {
+			highlightModelOverridesEnabled = !highlightModelOverridesEnabled;
 		} else if (KEY_TOGGLE_FRAME_TIMINGS.matches(e)) {
 			frameTimerOverlay.setActive(frameTimingsOverlayEnabled = !frameTimingsOverlayEnabled);
 		} else if (KEY_RECORD_TIMINGS_SNAPSHOT.matches(e)) {
diff --git a/src/main/resources/rs117/hd/scene_frag.glsl b/src/main/resources/rs117/hd/scene_frag.glsl
index a4bacf0f40..157549bad3 100644
--- a/src/main/resources/rs117/hd/scene_frag.glsl
+++ b/src/main/resources/rs117/hd/scene_frag.glsl
@@ -87,6 +87,7 @@ void main() {
     // View & light directions are from the fragment to the camera/light
     vec3 viewDir = normalize(cameraPos - IN.position);
 
+    int combinedMaterialData = fMaterialData[0] | fMaterialData[1] | fMaterialData[2];
     Material material1 = getMaterial(fMaterialData[0] >> MATERIAL_INDEX_SHIFT & MATERIAL_INDEX_MASK);
     Material material2 = getMaterial(fMaterialData[1] >> MATERIAL_INDEX_SHIFT & MATERIAL_INDEX_MASK);
     Material material3 = getMaterial(fMaterialData[2] >> MATERIAL_INDEX_SHIFT & MATERIAL_INDEX_MASK);
@@ -125,7 +126,7 @@ void main() {
         // Vanilla tree textures rely on UVs being clamped horizontally, which HD doesn't do at the texture level.
         // Instead we manually clamp vanilla textures with transparency here. Including the transparency check
         // allows texture wrapping to work correctly for the mirror shield.
-        if ((fMaterialData[0] >> MATERIAL_FLAG_VANILLA_UVS & 1) == 1 && getMaterialHasTransparency(material1))
+        if ((combinedMaterialData >> MATERIAL_FLAG_VANILLA_UVS & 1) == 1 && getMaterialHasTransparency(material1))
             blendedUv.x = clamp(blendedUv.x, 0, .984375);
 
         vec2 uv1 = blendedUv;
@@ -315,7 +316,7 @@ void main() {
 
         // normals
         vec3 normals;
-        if ((fMaterialData[0] >> MATERIAL_FLAG_UPWARDS_NORMALS & 1) == 1) {
+        if ((combinedMaterialData >> MATERIAL_FLAG_UPWARDS_NORMALS & 1) == 1) {
             normals = vec3(0, -1, 0);
         } else {
             vec3 n1 = sampleNormalMap(material1, uv1, TBN);
@@ -333,7 +334,7 @@ void main() {
         #endif
 
         float shadow = 0;
-        if ((fMaterialData[0] >> MATERIAL_FLAG_DISABLE_SHADOW_RECEIVING & 1) == 0)
+        if ((combinedMaterialData >> MATERIAL_FLAG_DISABLE_SHADOW_RECEIVING & 1) == 0)
             shadow = sampleShadowMap(fragPos, vec2(0), lightDotNormals);
         shadow = max(shadow, selfShadowing);
         float inverseShadow = 1 - shadow;
@@ -453,7 +454,7 @@ void main() {
             getMaterialIsUnlit(material3)
         ));
 
-        #if VANILLA_COLOR_BANDING
+        #if VANILLA_adjustedWorldPosCOLOR_BANDING
             outputColor.rgb = linearToSrgb(outputColor.rgb);
             outputColor.rgb = srgbToHsv(outputColor.rgb);
             outputColor.b = floor(outputColor.b * 127) / 127;
@@ -471,6 +472,17 @@ void main() {
         if (isUnderwater) {
             sampleUnderwater(outputColor.rgb, waterType, waterDepth, lightDotNormals);
         }
+
+    #if DEVELOPMENT
+        if(!isTerrain && highlightModelOverrides == 1 && (combinedMaterialData >> MATERIAL_FLAG_HIGHLIGHT_MODELS_WITHOUT_OVERRIDE & 1) == 1) {
+            float offset = elapsedTime * 25.0;
+            float mask = checkerboard(floor((IN.position + vec3(offset)) / 20.0), 1.0);
+
+            vec3 highlightColor = mix(vec3(0.59, 0.58, 0.94), vec3(0.98, 0.78, 0.83), mask);
+            float str = sin(((mod(elapsedTime, 10)) / 10.0 ) * PI) * 0.5;
+            outputColor.rgb += highlightColor * str;
+        }
+    #endif
     }
 
     #if LEGACY_RENDERER
diff --git a/src/main/resources/rs117/hd/uniforms/global.glsl b/src/main/resources/rs117/hd/uniforms/global.glsl
index a50e951d99..c409d95ac7 100644
--- a/src/main/resources/rs117/hd/uniforms/global.glsl
+++ b/src/main/resources/rs117/hd/uniforms/global.glsl
@@ -24,6 +24,8 @@ layout(std140) uniform UBOGlobal {
     vec3 underglowColor;
     float underglowStrength;
 
+    int highlightModelOverrides;
+
     int useFog;
     float fogDepth;
     vec3 fogColor;
diff --git a/src/main/resources/rs117/hd/utils/constants.glsl b/src/main/resources/rs117/hd/utils/constants.glsl
index 1ef390944e..fb7ab9caef 100644
--- a/src/main/resources/rs117/hd/utils/constants.glsl
+++ b/src/main/resources/rs117/hd/utils/constants.glsl
@@ -10,6 +10,7 @@
 #include SHADER_TYPE
 #include LEGACY_RENDERER
 #include ZONE_RENDERER
+#include DEVELOPMENT
 
 // Any changes here may need to be reflected in OpenCL's constants.cl
 // They are kept separate to avoid accidentally breaking OpenCL compatibility
@@ -19,8 +20,8 @@
 #define MATERIAL_FLAG_WIND_MODIFIER 12
 #define MATERIAL_FLAG_WIND_SWAYING 9
 #define MATERIAL_FLAG_INVERT_DISPLACEMENT_STRENGTH 8
-#define MATERIAL_FLAG_UNDO_VANILLA_SHADING 7
-#define MATERIAL_FLAG_TERRAIN_VERTEX_SNAPPING 6
+#define MATERIAL_FLAG_TERRAIN_VERTEX_SNAPPING 7
+#define MATERIAL_FLAG_HIGHLIGHT_MODELS_WITHOUT_OVERRIDE 6
 #define MATERIAL_FLAG_DISABLE_SHADOW_RECEIVING 5
 #define MATERIAL_FLAG_UPWARDS_NORMALS 4
 #define MATERIAL_FLAG_FLAT_NORMALS 3
diff --git a/src/main/resources/rs117/hd/utils/misc.glsl b/src/main/resources/rs117/hd/utils/misc.glsl
index 6e5406693b..91de076aa5 100644
--- a/src/main/resources/rs117/hd/utils/misc.glsl
+++ b/src/main/resources/rs117/hd/utils/misc.glsl
@@ -210,3 +210,8 @@ vec2 getPoissonDisk(int idx) {
         default: return vec2( 0.14383161,  -0.14100790);
     }
 }
+
+float checkerboard(vec3 fragPos, float size) {
+    vec2 p = floor(fragPos.xz / size);
+    return mod(p.x + mod(p.y, 2.0), 2.0);
+}
\ No newline at end of file

From 1596e946c4b7916d24aa9fef321eaa3856769ba4 Mon Sep 17 00:00:00 2001
From: Ruffled <105522716+RuffledPlume@users.noreply.github.com>
Date: Mon, 3 Aug 2026 17:30:18 +0100
Subject: [PATCH 2/4] Disable Highlighting for Actors

---
 .../rs117/hd/renderer/zone/ModelStreamingManager.java     | 2 ++
 src/main/java/rs117/hd/renderer/zone/SceneUploader.java   | 4 +++-
 src/main/java/rs117/hd/scene/materials/Material.java      | 8 ++++++--
 src/main/resources/rs117/hd/scene_frag.glsl               | 8 +++-----
 4 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/src/main/java/rs117/hd/renderer/zone/ModelStreamingManager.java b/src/main/java/rs117/hd/renderer/zone/ModelStreamingManager.java
index a0b1b3ba06..1df9db9bbd 100644
--- a/src/main/java/rs117/hd/renderer/zone/ModelStreamingManager.java
+++ b/src/main/java/rs117/hd/renderer/zone/ModelStreamingManager.java
@@ -395,6 +395,7 @@ public void uploadTempModel(
 				final DynamicModelVAO.View shadowView = ctx.beginDraw(VAO_SHADOW, culledFaces.length);
 				sceneUploader.uploadTempModel(
 					culledFaces,
+					renderable,
 					m,
 					modelOverride,
 					preOrientation,
@@ -421,6 +422,7 @@ public void uploadTempModel(
 
 				sceneUploader.uploadTempModel(
 					visibleFaces,
+					renderable,
 					m,
 					modelOverride,
 					preOrientation,
diff --git a/src/main/java/rs117/hd/renderer/zone/SceneUploader.java b/src/main/java/rs117/hd/renderer/zone/SceneUploader.java
index 61f8d89370..1241b951e8 100644
--- a/src/main/java/rs117/hd/renderer/zone/SceneUploader.java
+++ b/src/main/java/rs117/hd/renderer/zone/SceneUploader.java
@@ -2118,6 +2118,7 @@ public boolean preprocessTempModel(
 	// temp draw
 	public void uploadTempModel(
 		PrimitiveCharArray faces,
+		Renderable renderable,
 		Model model,
 		ModelOverride modelOverride,
 		int preOrientation,
@@ -2168,6 +2169,7 @@ public void uploadTempModel(
 		final byte modelTransparency = model.getTransparency();
 
 		final boolean isVanillaTextured = faceTextures != null;
+		final boolean isActor = renderable instanceof Actor;
 
 		int orientSin = 0;
 		int orientCos = 0;
@@ -2207,7 +2209,7 @@ else if (color3 == -1)
 				color3 = faceOverride.modifyColor(color3);
 			}
 
-			final int materialData = material.packMaterialData(faceOverride, uvType, false);
+			final int materialData = material.packMaterialData(faceOverride, uvType, false, isActor);
 
 			final int triangleA = indices1[face];
 			final int vertexOffsetA = triangleA * 3;
diff --git a/src/main/java/rs117/hd/scene/materials/Material.java b/src/main/java/rs117/hd/scene/materials/Material.java
index 7aa3fe35d6..02290d0992 100644
--- a/src/main/java/rs117/hd/scene/materials/Material.java
+++ b/src/main/java/rs117/hd/scene/materials/Material.java
@@ -176,7 +176,7 @@ public boolean replaces(String name, HDVariables vars) {
 		return replacementCondition.test(vars);
 	}
 
-	public final int packMaterialData(@Nonnull ModelOverride modelOverride, UvType uvType, boolean isOverlay) {
+	public final int packMaterialData(@Nonnull ModelOverride modelOverride, UvType uvType, boolean isOverlay, boolean isActor) {
 		// This needs to return zero by default, since we often fall back to writing all zeroes to UVs
 		assert isValid : String.format("Material %s used after invalidation", this);
 		int materialIndex = uboIndex;
@@ -187,7 +187,7 @@ public final int packMaterialData(@Nonnull ModelOverride modelOverride, UvType u
 			   | (modelOverride.windDisplacementMode.ordinal() & 0x7) << 9
 			   | (modelOverride.invertDisplacementStrength ? 1 : 0) << 8
 			   | (modelOverride.terrainVertexSnap ? 1 : 0) << 7
-			   | (modelOverride == ModelOverride.NONE ? 1 : 0) << 6
+			   | (modelOverride == ModelOverride.NONE && !isActor ? 1 : 0) << 6
 			   | (!modelOverride.receiveShadows ? 1 : 0) << 5
 			   | (modelOverride.upwardsNormals ? 1 : 0) << 4
 			   | (modelOverride.flatNormals ? 1 : 0) << 3
@@ -196,6 +196,10 @@ public final int packMaterialData(@Nonnull ModelOverride modelOverride, UvType u
 			   | (isOverlay ? 1 : 0);
 	}
 
+	public final int packMaterialData(@Nonnull ModelOverride modelOverride, UvType uvType, boolean isOverlay) {
+		return packMaterialData(modelOverride, uvType, isOverlay, false);
+	}
+
 	public void fillMaterialStruct(
 		UBOMaterials.MaterialStruct struct,
 		float vanillaScrollX,
diff --git a/src/main/resources/rs117/hd/scene_frag.glsl b/src/main/resources/rs117/hd/scene_frag.glsl
index 157549bad3..edfa7f8b96 100644
--- a/src/main/resources/rs117/hd/scene_frag.glsl
+++ b/src/main/resources/rs117/hd/scene_frag.glsl
@@ -475,12 +475,10 @@ void main() {
 
     #if DEVELOPMENT
         if(!isTerrain && highlightModelOverrides == 1 && (combinedMaterialData >> MATERIAL_FLAG_HIGHLIGHT_MODELS_WITHOUT_OVERRIDE & 1) == 1) {
-            float offset = elapsedTime * 25.0;
-            float mask = checkerboard(floor((IN.position + vec3(offset)) / 20.0), 1.0);
+            float mask = checkerboard(IN.position + vec3(elapsedTime * 25.0), 16.0);
+            float str = sin(((mod(elapsedTime, 10)) / 10.0) * PI) * 0.5;
 
-            vec3 highlightColor = mix(vec3(0.59, 0.58, 0.94), vec3(0.98, 0.78, 0.83), mask);
-            float str = sin(((mod(elapsedTime, 10)) / 10.0 ) * PI) * 0.5;
-            outputColor.rgb += highlightColor * str;
+            outputColor.rgb += mix(vec3(0.59, 0.58, 0.94), vec3(0.98, 0.78, 0.83), mask) * str;
         }
     #endif
     }

From cc5c9aa3b60243d744de96cd36a2bb37fe2c8b34 Mon Sep 17 00:00:00 2001
From: Ruffled <105522716+RuffledPlume@users.noreply.github.com>
Date: Tue, 4 Aug 2026 23:04:38 +0100
Subject: [PATCH 3/4] Increased Cycle Speed

---
 src/main/resources/rs117/hd/scene_frag.glsl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/resources/rs117/hd/scene_frag.glsl b/src/main/resources/rs117/hd/scene_frag.glsl
index edfa7f8b96..55bda9ca28 100644
--- a/src/main/resources/rs117/hd/scene_frag.glsl
+++ b/src/main/resources/rs117/hd/scene_frag.glsl
@@ -475,8 +475,8 @@ void main() {
 
     #if DEVELOPMENT
         if(!isTerrain && highlightModelOverrides == 1 && (combinedMaterialData >> MATERIAL_FLAG_HIGHLIGHT_MODELS_WITHOUT_OVERRIDE & 1) == 1) {
-            float mask = checkerboard(IN.position + vec3(elapsedTime * 25.0), 16.0);
-            float str = sin(((mod(elapsedTime, 10)) / 10.0) * PI) * 0.5;
+            float mask = checkerboard(IN.position + vec3(elapsedTime * 50.0), 16.0);
+            float str = sin(((mod(elapsedTime, 2.5)) / 2.5) * PI) * 0.5;
 
             outputColor.rgb += mix(vec3(0.59, 0.58, 0.94), vec3(0.98, 0.78, 0.83), mask) * str;
         }

From 333a9b5c013f0cf6722808cd0a7619cb04da60ba Mon Sep 17 00:00:00 2001
From: Ruffled <105522716+RuffledPlume@users.noreply.github.com>
Date: Tue, 4 Aug 2026 23:15:40 +0100
Subject: [PATCH 4/4] Added Message when Model Highlighter is enabled/disabled

---
 .../java/rs117/hd/utils/DeveloperTools.java    | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/main/java/rs117/hd/utils/DeveloperTools.java b/src/main/java/rs117/hd/utils/DeveloperTools.java
index 8dc3e7de50..5e9c8a6681 100644
--- a/src/main/java/rs117/hd/utils/DeveloperTools.java
+++ b/src/main/java/rs117/hd/utils/DeveloperTools.java
@@ -5,6 +5,7 @@
 import javax.inject.Singleton;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
+import net.runelite.api.*;
 import net.runelite.api.events.*;
 import net.runelite.client.callback.ClientThread;
 import net.runelite.client.config.Keybind;
@@ -38,6 +39,9 @@ public class DeveloperTools implements KeyListener {
 	private static final Keybind KEY_TOGGLE_HIDE_UI = new Keybind(KeyEvent.VK_H, CTRL_DOWN_MASK);
 	private static final Keybind KEY_RELOAD_SCENE = new Keybind(KeyEvent.VK_R, CTRL_DOWN_MASK);
 
+	@Inject
+	private Client client;
+
 	@Inject
 	private ClientThread clientThread;
 
@@ -112,6 +116,16 @@ public void deactivate() {
 		hideUiEnabled = false;
 	}
 
+	private void toggleModelOverrideHighlighter() {
+		highlightModelOverridesEnabled = !highlightModelOverridesEnabled;
+		clientThread.invoke(() -> client.addChatMessage(
+			ChatMessageType.GAMEMESSAGE,
+			"117 HD",
+			"<col=006600>[117 HD] " + (highlightModelOverridesEnabled ? "Enabled" : "Disabled") + " Model Override Highlighter",
+			"117 HD"
+		));
+	}
+
 	@Subscribe
 	public void onCommandExecuted(CommandExecuted commandExecuted) {
 		if (!commandExecuted.getCommand().equalsIgnoreCase("117hd"))
@@ -127,7 +141,7 @@ public void onCommandExecuted(CommandExecuted commandExecuted) {
 				tileInfoOverlay.setActive(tileInfoOverlayEnabled = !tileInfoOverlayEnabled);
 				break;
 			case "highlight":
-				highlightModelOverridesEnabled = !highlightModelOverridesEnabled;
+				toggleModelOverrideHighlighter();
 				break;
 			case "timers":
 			case "timings":
@@ -169,7 +183,7 @@ public void keyPressed(KeyEvent e) {
 		if (KEY_TOGGLE_TILE_INFO.matches(e)) {
 			tileInfoOverlay.setActive(tileInfoOverlayEnabled = !tileInfoOverlayEnabled);
 		} else if (KEY_TOGGLE_HIGHLIGHT.matches(e)) {
-			highlightModelOverridesEnabled = !highlightModelOverridesEnabled;
+			toggleModelOverrideHighlighter();
 		} else if (KEY_TOGGLE_FRAME_TIMINGS.matches(e)) {
 			frameTimerOverlay.setActive(frameTimingsOverlayEnabled = !frameTimingsOverlayEnabled);
 		} else if (KEY_RECORD_TIMINGS_SNAPSHOT.matches(e)) {