Reduce reads in Parameter.Update()

Signed-off-by: Andrew Opalach <andrew@akon.city>

1 files changed, 30 insertions, 22 deletions

diff --git a/Plugin.cs b/Plugin.cs
index 111eb09..3ee06d3 100644
--- a/Plugin.cs
+++ b/Plugin.cs
@@ -9,6 +9,9 @@ using System.Runtime.CompilerServices;
 #if ENABLE_ASSERTS
 using System.Diagnostics;
 #endif
+#if SHADER_FEATURES
+using System.Runtime.InteropServices;
+#endif
 
 using ImGuiNET;
 using SharpPluginLoader.Core;
@@ -592,17 +595,18 @@ namespace WorldTuningTool
                     case ParameterType.BYTE:
                     {
                         ref byte b1 = ref MemoryUtil.GetRef<byte>(baseObject + offset);
+                        byte b = b1;
                         if (overrideValue)
                         {
-                            if (b1 != (byte)valueInt)
+                            if (b != (byte)valueInt)
                             {
-                                oValueInt = b1;
+                                oValueInt = b;
                             }
                             b1 = (byte)valueInt;
                         }
                         else
                         {
-                            valueInt = b1;
+                            valueInt = b;
                         }
                         break;
                     }
@@ -637,16 +641,16 @@ namespace WorldTuningTool
                     case ParameterType.COLOR:
                     {
                         ref int i1 = ref MemoryUtil.GetRef<int>(baseObject + offset);
-                        int m1 = i1;
+                        int m = i1;
                         if (mask != 0)
                         {
-                            m1 = (i1 & mask) >> BitIndex(mask);
+                            m = (m & mask) >> BitIndex(mask);
                         }
                         if (overrideValue)
                         {
-                            if (m1 != valueInt)
+                            if (m != valueInt)
                             {
-                                oValueInt = m1;
+                                oValueInt = m;
                             }
                             if (mask != 0)
                             {
@@ -659,42 +663,44 @@ namespace WorldTuningTool
                         }
                         else
                         {
-                            valueInt = m1;
+                            valueInt = m;
                         }
                         break;
                     }
                     case ParameterType.FLOAT:
                     {
                         ref float f1 = ref MemoryUtil.GetRef<float>(baseObject + offset);
+                        float f = f1;
                         if (overrideValue)
                         {
-                            if (f1 != valueV.X)
+                            if (f != valueV.X)
                             {
-                                oValueV.X = f1;
+                                oValueV.X = f;
                             }
                             f1 = valueV.X;
                         }
                         else
                         {
-                            valueV.X = f1;
+                            valueV.X = f;
                         }
                         break;
                     }
                     case ParameterType.VECTOR2:
                     {
                         ref Vector2 v2 = ref MemoryUtil.GetRef<Vector2>(baseObject + offset);
-                        Vector2 valueV2 = new Vector2(valueV.X, valueV.Y);
+                        Vector2 v = v2;
                         if (overrideValue)
                         {
-                            if (v2 != valueV2)
+                            Vector2 valueV2 = new Vector2(valueV.X, valueV.Y);
+                            if (v != valueV2)
                             {
-                                oValueV = new Vector4(v2.X, v2.Y, 0.0f, 0.0f);
+                                oValueV = new Vector4(v.X, v.Y, 0.0f, 0.0f);
                             }
                             v2 = valueV2;
                         }
                         else
                         {
-                            valueV = new Vector4(v2.X, v2.Y, 0.0f, 0.0f);
+                            valueV = new Vector4(v.X, v.Y, 0.0f, 0.0f);
                         }
                         break;
                     }
@@ -702,35 +708,37 @@ namespace WorldTuningTool
                     case ParameterType.COLOR_FACTOR:
                     {
                         ref Vector3 v3 = ref MemoryUtil.GetRef<Vector3>(baseObject + offset);
-                        Vector3 valueV3 = new Vector3(valueV.X, valueV.Y, valueV.Z);
+                        Vector3 v = v3;
                         if (overrideValue)
                         {
-                            if (v3 != valueV3)
+                            Vector3 valueV3 = new Vector3(valueV.X, valueV.Y, valueV.Z);
+                            if (v != valueV3)
                             {
-                                oValueV = new Vector4(v3.X, v3.Y, v3.Z, 0.0f);
+                                oValueV = new Vector4(v.X, v.Y, v.Z, 0.0f);
                             }
                             v3 = valueV3;
                         }
                         else
                         {
-                            valueV = new Vector4(v3.X, v3.Y, v3.Z, 0.0f);
+                            valueV = new Vector4(v.X, v.Y, v.Z, 0.0f);
                         }
                         break;
                     }
                     case ParameterType.VECTOR4:
                     {
                         ref Vector4 v4 = ref MemoryUtil.GetRef<Vector4>(baseObject + offset);
+                        Vector4 v = v4;
                         if (overrideValue)
                         {
-                            if (v4 != valueV)
+                            if (v != valueV)
                             {
-                                oValueV = v4;
+                                oValueV = v;
                             }
                             v4 = valueV;
                         }
                         else
                         {
-                            valueV = v4;
+                            valueV = v;
                         }
                         break;
                     }