Add color animations + small color enhancements.

Assets/Editor/bread2unity/AssetGenerators/AnimationCreator.cs

@@ -5,6 +5,7 @@ using System.Linq;
 using Bread2Unity;
 using UnityEditor;
 using UnityEditor.Animations;
+using UnityEditor.Graphs;
 using UnityEngine;
 using Animation = Bread2Unity.Animation;
 
@@ -96,13 +97,28 @@ namespace Bread2Unity
                 var scaleXCurve = new BccadCurve();
                 var scaleYCurve = new BccadCurve();
 
+                var rColorCurve = new BccadCurve();
+                var gColorCurve = new BccadCurve();
+                var bColorCurve = new BccadCurve();
+                var opacityCurve = new BccadCurve();
                 var spriteFrames = new List<ObjectReferenceKeyframe>();
 
                 var currentTime = 0f;
+                // Check to see if we need to animate colors
 
-                for (int stepIndex = 0; stepIndex < animation.Steps.Count; stepIndex++)
+                foreach (var step in animation.Steps)
+                {
+                    var sprite = step.BccadSprite;
+                    foreach (var part in sprite.parts)
+                    {
+                        if (!partsOfGameObject.Contains(part))
+                            continue;
+                        var color = part.Multicolor * step.Color;
+                    }
+                }
+
+                foreach (var currentStep in animation.Steps)
                 {
-                    var currentStep = animation.Steps[stepIndex];
                     var bccadSprite = currentStep.BccadSprite;
                     // Find the index of part of the game object
                     var partIndex = bccadSprite.parts.Select((value, index) => new { value, index })
@@ -121,7 +137,7 @@ namespace Bread2Unity
                         var height = bccadSpritePart.StretchY / bccadPrefab.HeightRatio;
                         var x = (bccadSpritePart.PosX + currentStep.TranslateX - 512f) /
                             SpriteCreator.PixelsPerUnit + sprite.bounds.size.x * 0.5f * width;
-                        var y = -(bccadSpritePart.PosY + currentStep.TranslateY- 512f) / SpriteCreator.PixelsPerUnit -
+                        var y = -(bccadSpritePart.PosY + currentStep.TranslateY - 512f) / SpriteCreator.PixelsPerUnit -
                                 sprite.bounds.size.y * 0.5f * height;
                         var z = -0.00001f * partIndex;
 
@@ -146,6 +162,12 @@ namespace Bread2Unity
                         flipYCurve.AddKey(currentTime, bccadSpritePart.FlipY ? 1 : 0);
 
                         rotationCurve.AddKey(currentTime, -bccadSpritePart.Rotation);
+
+                        var color = bccadSpritePart.Multicolor * currentStep.Color;
+                        rColorCurve.AddKey(currentTime, color.r);
+                        gColorCurve.AddKey(currentTime, color.g);
+                        bColorCurve.AddKey(currentTime, color.b);
+                        opacityCurve.AddKey(currentTime, color.a);
                     }
 
                     // Increase the time for the next frame
@@ -195,6 +217,17 @@ namespace Bread2Unity
                     animationClip.SetCurve(child.name, typeof(Transform), "localScale.x", scaleXCurve);
                     animationClip.SetCurve(child.name, typeof(Transform), "localScale.y", scaleYCurve);
                 }
+                
+                // We check if any of the steps color that have the game object is not white
+                var colorChanges = animation.Steps.Where(step => step.BccadSprite.parts.Any(part => partsOfGameObject.Contains(part)))
+                    .Any(step => !step.Color.Equals(Color.white));
+                if (colorChanges || partsOfGameObject.Select(part => part.Multicolor).Distinct().Count() > 1)
+                {
+                    animationClip.SetCurve(child.name, typeof(SpriteRenderer), "m_Color.r", rColorCurve);
+                    animationClip.SetCurve(child.name, typeof(SpriteRenderer), "m_Color.g", gColorCurve);
+                    animationClip.SetCurve(child.name, typeof(SpriteRenderer), "m_Color.b", bColorCurve);
+                    animationClip.SetCurve(child.name, typeof(SpriteRenderer), "m_Color.a", opacityCurve);
+                }
             }
 
             animationClip.frameRate = 30; //fps

Assets/Editor/bread2unity/AssetGenerators/PrefabCreator.cs

@@ -56,8 +56,8 @@ namespace Bread2Unity
             var spriteRenderer = (SpriteRenderer)gameObjectPart.AddComponent(typeof(SpriteRenderer));
 
             spriteRenderer.sprite = sprite;
-            spriteRenderer.color = spritePart.GetColor();
             spriteRenderer.flipX = spritePart.FlipX;
+            spriteRenderer.color = spritePart.Multicolor;
             spriteRenderer.flipY = spritePart.FlipY;
             spriteRenderer.enabled = true;
             gameObjectPart.transform.SetParent(prefab.ParentObject.transform);

Assets/Editor/bread2unity/BCCAD.cs

@@ -60,7 +60,8 @@ namespace Bread2Unity
                         Convert.ToInt32(byteBuffer.ReadByte() & 0xff) / 255f,
                         Convert.ToInt32(byteBuffer.ReadByte() & 0xff) / 255f);
 
-                    part.Opacity = byteBuffer.ReadByte();
+                    part.Multicolor.a = byteBuffer.ReadByte() / 255f;
+                    
                     for (int k = 0; k < 12; k++)
                     {
                         byteBuffer.ReadByte();
@@ -118,7 +119,7 @@ namespace Bread2Unity
                     byteBuffer.ReadByte();
                     byteBuffer.ReadByte();
                     byteBuffer.ReadByte();
-                    step.Opacity = Convert.ToByte(Convert.ToInt32(byteBuffer.ReadShort()) & 0xFF);
+                    step.Color.a = Convert.ToInt32(byteBuffer.ReadShort() & 0xFF) / 255f;
                     anim.Steps.Add(step);
                 }
 

Assets/Editor/bread2unity/Model/BCCADSprite.cs

@@ -25,7 +25,6 @@ namespace Bread2Unity
         public bool FlipX;
         public bool FlipY;
         
-        public byte Opacity;
 
         public byte designation;
         public short unknown;
@@ -35,7 +34,7 @@ namespace Bread2Unity
         public float brDepth;
         public Color Multicolor;
         public Color ScreenColor;
-        public Color GetColor() => new Color(Multicolor.r, Multicolor.g, Multicolor.b, Opacity / 255f);
+        // public Color GetColor() => new Color(Multicolor.r, Multicolor.g, Multicolor.b, Multicolor.a);
     }
 
     public struct RegionIndex