public IVertex SetColorBytes(
int colorIndex,
byte r,
byte g,
byte b,
byte a)
=> this.SetColor(colorIndex, ColorImpl.FromRgbaBytes(r, g, b, a));
private IColor[] DecodeCmprPalette_(ushort color1Value, ushort color2Value)
{
var palette = new IColor[4];
var color1 = ColorUtil.ParseRgb565(color1Value);
var color2 = ColorUtil.ParseRgb565(color2Value);
IColor color3, color4;
if (color1Value > color2Value)
{
color3 = ColorUtil.Interpolate(color1, color2, 1d / 3);
color4 = ColorUtil.Interpolate(color1, color2, 2d / 3);
}
else
{
color3 = ColorUtil.Interpolate(color1, color2, .5);
color4 = ColorImpl.FromRgbaBytes(0, 0, 0, 0);
}
palette[0] = color1;
palette[1] = color2;
palette[2] = color3;
palette[3] = color4;
return(palette);
}
protected override IColor[] DecodeBlock(IList <byte> block, int position)
{
var bl = new IColor[4 * 4];
var s = new VectorReader(block, position, Endianness.Big);
for (var j = 0; j < 4; ++j)
{
for (var i = 0; i < 4; ++i)
{
var intensity = s.ReadU8();
var alpha = s.ReadU8();
bl[j * 4 + i] = ColorImpl.FromRgbaBytes(intensity, intensity, intensity, alpha);
}
}
return(bl);
}
protected override IColor[] DecodeBlock(IList <byte> block, int position)
{
var bl = new IColor[8 * 4];
var s = new VectorReader(block, position, Endianness.Big);
for (var j = 0; j < 4; ++j)
{
for (var i = 0; i < 8; ++i)
{
var pixes = s.ReadU8();
var intensity = ColorUtil.ExtractScaled(pixes, 4, 4, 17);
var alpha = ColorUtil.ExtractScaled(pixes, 0, 4, 17);
bl[j * 8 + i] = ColorImpl.FromRgbaBytes(intensity, intensity, intensity, alpha);
}
}
return(bl);
}
protected override IColor[] DecodeBlock(IList <byte> block, int position)
{
var bl = new IColor[4 * 4];
var s = new VectorReader(block, position, Endianness.Big);
for (var j = 0; j < 4; ++j)
{
for (var i = 0; i < 4; ++i)
{
var pix = s.ReadU16();
var alphaFlag = BitLogic.ExtractFromRight(pix, 15, 1);
byte r, g, b, a;
if (alphaFlag == 1)
{
a = 255;
r = ColorUtil.ExtractScaled(pix, 10, 5);
g = ColorUtil.ExtractScaled(pix, 5, 5);
b = ColorUtil.ExtractScaled(pix, 0, 5);
}
else
{
a = ColorUtil.ExtractScaled(pix, 12, 3);
r = ColorUtil.ExtractScaled(pix, 8, 4, 17);
g = ColorUtil.ExtractScaled(pix, 4, 4, 17);
b = ColorUtil.ExtractScaled(pix, 0, 4, 17);
}
bl[j * 4 + i] = ColorImpl.FromRgbaBytes(r, g, b, a);
}
}
return(bl);
}
public unsafe IModel LoadModel(GloModelFileBundle gloModelFileBundle)
{
var gloFile = gloModelFileBundle.GloFile;
var textureDirectories = gloModelFileBundle.TextureDirectories;
var fps = 20;
var glo = gloFile.Impl.ReadNew <Glo>(Endianness.LittleEndian);
var textureFilesByName = new Dictionary <string, IFileHierarchyFile>();
foreach (var textureDirectory in textureDirectories)
{
foreach (var textureFile in textureDirectory.Files)
{
textureFilesByName[textureFile.Name.ToLower()] = textureFile;
}
}
/*new MeshCsvWriter().WriteToFile(
* glo, new FinFile(Path.Join(outputDirectory.FullName, "mesh.csv")));
* new FaceCsvWriter().WriteToFile(
* glo, new FinFile(Path.Join(outputDirectory.FullName, "face.csv")));
* new VertexCsvWriter().WriteToFile(
* glo, new FinFile(Path.Join(outputDirectory.FullName, "vertex.csv")));*/
var finModel = new ModelImpl();
var finSkin = finModel.Skin;
var finRootBone = finModel.Skeleton.Root;
var finTextureMap = new LazyDictionary <string, ITexture?>(
textureFilename => {
if (!textureFilesByName.TryGetValue(textureFilename.ToLower(),
out var textureFile))
{
return(null);
}
using var rawTextureImage = FinImage.FromFile(textureFile.Impl);
var textureImageWithAlpha =
GloModelLoader.AddTransparencyToGloImage_(rawTextureImage);
var finTexture = finModel.MaterialManager.CreateTexture(
textureImageWithAlpha);
finTexture.Name = textureFilename;
if (this.mirrorTextures_.Contains(textureFilename))
{
finTexture.WrapModeU = WrapMode.MIRROR_REPEAT;
finTexture.WrapModeV = WrapMode.MIRROR_REPEAT;
}
else
{
finTexture.WrapModeU = WrapMode.REPEAT;
finTexture.WrapModeV = WrapMode.REPEAT;
}
return(finTexture);
});
var withCullingMap =
new LazyDictionary <string, IMaterial>(textureFilename => {
var finTexture = finTextureMap[textureFilename];
if (finTexture == null)
{
return(finModel.MaterialManager.AddStandardMaterial());
}
return(finModel.MaterialManager.AddTextureMaterial(finTexture));
});
var withoutCullingMap = new LazyDictionary <string, IMaterial>(
textureFilename => {
var finTexture = finTextureMap[textureFilename];
IMaterial finMaterial = finTexture == null
? finModel.MaterialManager
.AddStandardMaterial()
: finModel.MaterialManager
.AddTextureMaterial(
finTexture);
finMaterial.CullingMode = CullingMode.SHOW_BOTH;
return(finMaterial);
});
var firstMeshMap = new Dictionary <string, GloMesh>();
// TODO: Consider separating these out as separate models
foreach (var gloObject in glo.Objects)
{
var finObjectRootBone = finRootBone.AddRoot(0, 0, 0);
var meshQueue = new Queue <(GloMesh, IBone)>();
foreach (var topLevelGloMesh in gloObject.Meshes)
{
meshQueue.Enqueue((topLevelGloMesh, finObjectRootBone));
}
List <(IAnimation, int, int)> finAndGloAnimations = new();
foreach (var animSeg in gloObject.AnimSegs)
{
var startFrame = (int)animSeg.StartFrame;
var endFrame = (int)animSeg.EndFrame;
var finAnimation = finModel.AnimationManager.AddAnimation();
finAnimation.Name = animSeg.Name;
finAnimation.FrameCount =
(int)(animSeg.EndFrame - animSeg.StartFrame + 1);
finAnimation.FrameRate = fps * animSeg.Speed;
finAndGloAnimations.Add((finAnimation, startFrame, endFrame));
}
while (meshQueue.Count > 0)
{
var(gloMesh, parentFinBone) = meshQueue.Dequeue();
var name = gloMesh.Name;
GloMesh idealMesh;
if (!firstMeshMap.TryGetValue(name, out idealMesh))
{
firstMeshMap[name] = idealMesh = gloMesh;
}
var position = gloMesh.MoveKeys[0].Xyz;
var rotation = gloMesh.RotateKeys[0];
var quaternion =
new Quaternion(rotation.X, rotation.Y, rotation.Z, rotation.W);
var xyzRadians = QuaternionUtil.ToEulerRadians(quaternion);
var scale = gloMesh.ScaleKeys[0].Scale;
var finBone = parentFinBone
.AddChild(position.X, position.Y, position.Z)
.SetLocalRotationRadians(
xyzRadians.X, xyzRadians.Y, xyzRadians.Z)
.SetLocalScale(scale.X, scale.Y, scale.Z);
finBone.Name = name + "_bone";
var child = gloMesh.Pointers.Child;
if (child != null)
{
meshQueue.Enqueue((child, finBone));
}
var next = gloMesh.Pointers.Next;
if (next != null)
{
meshQueue.Enqueue((next, parentFinBone));
}
foreach (var(finAnimation, startFrame, endFrame) in
finAndGloAnimations)
{
var finBoneTracks = finAnimation.AddBoneTracks(finBone);
long prevTime = -1;
foreach (var moveKey in gloMesh.MoveKeys)
{
Asserts.True(moveKey.Time > prevTime);
prevTime = moveKey.Time;
if (!(moveKey.Time >= startFrame && moveKey.Time <= endFrame))
{
continue;
}
var time = (int)(moveKey.Time - startFrame);
Asserts.True(time >= 0 && time < finAnimation.FrameCount);
var moveValue = moveKey.Xyz;
finBoneTracks.Positions.Set(time, 0, moveValue.X);
finBoneTracks.Positions.Set(time, 1, moveValue.Y);
finBoneTracks.Positions.Set(time, 2, moveValue.Z);
}
prevTime = -1;
foreach (var rotateKey in gloMesh.RotateKeys)
{
Asserts.True(rotateKey.Time > prevTime);
prevTime = rotateKey.Time;
if (!(rotateKey.Time >= startFrame &&
rotateKey.Time <= endFrame))
{
continue;
}
var time = (int)(rotateKey.Time - startFrame);
Asserts.True(time >= 0 && time < finAnimation.FrameCount);
var quaternionKey =
new Quaternion(rotateKey.X, rotateKey.Y, rotateKey.Z,
rotateKey.W);
var xyzRadiansKey = QuaternionUtil.ToEulerRadians(quaternionKey);
finBoneTracks.Rotations.Set(time, 0,
xyzRadiansKey.X);
finBoneTracks.Rotations.Set(time, 1,
xyzRadiansKey.Y);
finBoneTracks.Rotations.Set(time, 2,
xyzRadiansKey.Z);
}
prevTime = -1;
foreach (var scaleKey in gloMesh.ScaleKeys)
{
Asserts.True(scaleKey.Time > prevTime);
prevTime = scaleKey.Time;
if (!(scaleKey.Time >= startFrame && scaleKey.Time <= endFrame))
{
continue;
}
var time = (int)(scaleKey.Time - startFrame);
Asserts.True(time >= 0 && time < finAnimation.FrameCount);
var scaleValue = scaleKey.Scale;
finBoneTracks.Scales.Set(time, 0, scaleValue.X);
finBoneTracks.Scales.Set(time, 1, scaleValue.Y);
finBoneTracks.Scales.Set(time, 2, scaleValue.Z);
}
}
// Anything with these names are debug objects and can be ignored.
if (this.hiddenNames_.Contains(name))
{
continue;
}
var finMesh = finSkin.AddMesh();
finMesh.Name = name;
var gloVertices = idealMesh.Vertices;
string previousTextureName = null;
IMaterial?previousMaterial = null;
foreach (var gloFace in idealMesh.Faces)
{
// TODO: What can we do if texture filename is empty?
var textureFilename = gloFace.TextureFilename;
var gloFaceColor = gloFace.Color;
var finFaceColor = ColorImpl.FromRgbaBytes(
gloFaceColor.R, gloFaceColor.G, gloFaceColor.B, gloFaceColor.A);
var enableBackfaceCulling = (gloFace.Flags & 1 << 2) == 0;
IMaterial?finMaterial;
if (textureFilename == previousTextureName)
{
finMaterial = previousMaterial;
}
else
{
previousTextureName = textureFilename;
finMaterial = enableBackfaceCulling
? withCullingMap[textureFilename]
: withoutCullingMap[textureFilename];
previousMaterial = finMaterial;
}
// Face flag:
// 0: potentially some kind of repeat mode??
var color = (gloFace.Flags & 1 << 6) != 0
? ColorImpl.FromRgbaBytes(255, 0, 0, 255)
: ColorImpl.FromRgbaBytes(0, 255, 0, 255);
var finFaceVertices = new IVertex[3];
for (var v = 0; v < 3; ++v)
{
var gloVertexRef = gloFace.VertexRefs[v];
var gloVertex = gloVertices[gloVertexRef.Index];
var finVertex = finSkin
.AddVertex(gloVertex.X, gloVertex.Y, gloVertex.Z)
.SetUv(gloVertexRef.U, gloVertexRef.V);
//.SetColor(color);
finVertex.SetBoneWeights(finSkin.GetOrCreateBoneWeights(
PreprojectMode.BONE, finBone));
finFaceVertices[v] = finVertex;
}
// TODO: Merge triangles together
var finTriangles = new (IVertex, IVertex, IVertex)[1];
public static IColor ParseRgb5A3(ushort color)
{
ColorUtil.SplitRgb5A3(color, out var r, out var g, out var b, out var a);
return(ColorImpl.FromRgbaBytes(r, g, b, a));
}
public static IColor Interpolate(IColor from, IColor to, double amt)
=> ColorImpl.FromRgbaBytes(
(byte)Math.Round(from.Rb * (1 - amt) + to.Rb * amt),
(byte)Math.Round(from.Gb * (1 - amt) + to.Gb * amt),
(byte)Math.Round(from.Bb * (1 - amt) + to.Bb * amt),
(byte)Math.Round(from.Ab * (1 - amt) + to.Ab * amt));