private Attachment ReadAttachment(Stream input, Skin skin, int slotIndex, String attachmentName, bool nonessential)
{
float scale = Scale;
String name = ReadString(input);
if (name == null)
{
name = attachmentName;
}
AttachmentType type = (AttachmentType)input.ReadByte();
switch (type)
{
case AttachmentType.Region: {
String path = ReadString(input);
float rotation = ReadFloat(input);
float x = ReadFloat(input);
float y = ReadFloat(input);
float scaleX = ReadFloat(input);
float scaleY = ReadFloat(input);
float width = ReadFloat(input);
float height = ReadFloat(input);
int color = ReadInt(input);
if (path == null)
{
path = name;
}
RegionAttachment region = attachmentLoader.NewRegionAttachment(skin, name, path);
if (region == null)
{
return(null);
}
region.Path = path;
region.x = x * scale;
region.y = y * scale;
region.scaleX = scaleX;
region.scaleY = scaleY;
region.rotation = rotation;
region.width = width * scale;
region.height = height * scale;
region.r = ((color & 0xff000000) >> 24) / 255f;
region.g = ((color & 0x00ff0000) >> 16) / 255f;
region.b = ((color & 0x0000ff00) >> 8) / 255f;
region.a = ((color & 0x000000ff)) / 255f;
region.UpdateOffset();
return(region);
}
case AttachmentType.Boundingbox: {
int vertexCount = ReadVarint(input, true);
Vertices vertices = ReadVertices(input, vertexCount);
if (nonessential)
{
ReadInt(input); //int color = nonessential ? ReadInt(input) : 0; // Avoid unused local warning.
}
BoundingBoxAttachment box = attachmentLoader.NewBoundingBoxAttachment(skin, name);
if (box == null)
{
return(null);
}
box.worldVerticesLength = vertexCount << 1;
box.vertices = vertices.vertices;
box.bones = vertices.bones;
return(box);
}
case AttachmentType.Mesh: {
String path = ReadString(input);
int color = ReadInt(input);
int vertexCount = ReadVarint(input, true);
float[] uvs = ReadFloatArray(input, vertexCount << 1, 1);
int[] triangles = ReadShortArray(input);
Vertices vertices = ReadVertices(input, vertexCount);
int hullLength = ReadVarint(input, true);
int[] edges = null;
float width = 0, height = 0;
if (nonessential)
{
edges = ReadShortArray(input);
width = ReadFloat(input);
height = ReadFloat(input);
}
if (path == null)
{
path = name;
}
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
if (mesh == null)
{
return(null);
}
mesh.Path = path;
mesh.r = ((color & 0xff000000) >> 24) / 255f;
mesh.g = ((color & 0x00ff0000) >> 16) / 255f;
mesh.b = ((color & 0x0000ff00) >> 8) / 255f;
mesh.a = ((color & 0x000000ff)) / 255f;
mesh.bones = vertices.bones;
mesh.vertices = vertices.vertices;
mesh.WorldVerticesLength = vertexCount << 1;
mesh.triangles = triangles;
mesh.regionUVs = uvs;
mesh.UpdateUVs();
mesh.HullLength = hullLength << 1;
if (nonessential)
{
mesh.Edges = edges;
mesh.Width = width * scale;
mesh.Height = height * scale;
}
return(mesh);
}
case AttachmentType.Linkedmesh: {
String path = ReadString(input);
int color = ReadInt(input);
String skinName = ReadString(input);
String parent = ReadString(input);
bool inheritDeform = ReadBoolean(input);
float width = 0, height = 0;
if (nonessential)
{
width = ReadFloat(input);
height = ReadFloat(input);
}
if (path == null)
{
path = name;
}
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
if (mesh == null)
{
return(null);
}
mesh.Path = path;
mesh.r = ((color & 0xff000000) >> 24) / 255f;
mesh.g = ((color & 0x00ff0000) >> 16) / 255f;
mesh.b = ((color & 0x0000ff00) >> 8) / 255f;
mesh.a = ((color & 0x000000ff)) / 255f;
mesh.inheritDeform = inheritDeform;
if (nonessential)
{
mesh.Width = width * scale;
mesh.Height = height * scale;
}
linkedMeshes.Add(new SkeletonJson.LinkedMesh(mesh, skinName, slotIndex, parent));
return(mesh);
}
case AttachmentType.Path: {
bool closed = ReadBoolean(input);
bool constantSpeed = ReadBoolean(input);
int vertexCount = ReadVarint(input, true);
Vertices vertices = ReadVertices(input, vertexCount);
float[] lengths = new float[vertexCount / 3];
for (int i = 0, n = lengths.Length; i < n; i++)
{
lengths[i] = ReadFloat(input) * scale;
}
if (nonessential)
{
ReadInt(input); //int color = nonessential ? ReadInt(input) : 0; // Avoid unused local warning.
}
PathAttachment path = attachmentLoader.NewPathAttachment(skin, name);
if (path == null)
{
return(null);
}
path.closed = closed;
path.constantSpeed = constantSpeed;
path.worldVerticesLength = vertexCount << 1;
path.vertices = vertices.vertices;
path.bones = vertices.bones;
path.lengths = lengths;
return(path);
}
}
return(null);
}
private Attachment ReadAttachment(Dictionary <String, Object> map, Skin skin, int slotIndex, String name)
{
var scale = this.Scale;
name = GetString(map, "name", name);
var typeName = GetString(map, "type", "region");
if (typeName == "skinnedmesh")
{
typeName = "weightedmesh";
}
if (typeName == "weightedmesh")
{
typeName = "mesh";
}
if (typeName == "weightedlinkedmesh")
{
typeName = "linkedmesh";
}
var type = (AttachmentType)Enum.Parse(typeof(AttachmentType), typeName, true);
String path = GetString(map, "path", name);
switch (type)
{
case AttachmentType.Region:
RegionAttachment region = attachmentLoader.NewRegionAttachment(skin, name, path);
if (region == null)
{
return(null);
}
region.Path = path;
region.x = GetFloat(map, "x", 0) * scale;
region.y = GetFloat(map, "y", 0) * scale;
region.scaleX = GetFloat(map, "scaleX", 1);
region.scaleY = GetFloat(map, "scaleY", 1);
region.rotation = GetFloat(map, "rotation", 0);
region.width = GetFloat(map, "width", 32) * scale;
region.height = GetFloat(map, "height", 32) * scale;
region.UpdateOffset();
if (map.ContainsKey("color"))
{
var color = (String)map["color"];
region.r = ToColor(color, 0);
region.g = ToColor(color, 1);
region.b = ToColor(color, 2);
region.a = ToColor(color, 3);
}
region.UpdateOffset();
return(region);
case AttachmentType.Boundingbox:
BoundingBoxAttachment box = attachmentLoader.NewBoundingBoxAttachment(skin, name);
if (box == null)
{
return(null);
}
ReadVertices(map, box, GetInt(map, "vertexCount", 0) << 1);
return(box);
case AttachmentType.Mesh:
case AttachmentType.Linkedmesh: {
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
if (mesh == null)
{
return(null);
}
mesh.Path = path;
if (map.ContainsKey("color"))
{
var color = (String)map["color"];
mesh.r = ToColor(color, 0);
mesh.g = ToColor(color, 1);
mesh.b = ToColor(color, 2);
mesh.a = ToColor(color, 3);
}
mesh.Width = GetFloat(map, "width", 0) * scale;
mesh.Height = GetFloat(map, "height", 0) * scale;
String parent = GetString(map, "parent", null);
if (parent != null)
{
mesh.InheritDeform = GetBoolean(map, "deform", true);
linkedMeshes.Add(new LinkedMesh(mesh, GetString(map, "skin", null), slotIndex, parent));
return(mesh);
}
float[] uvs = GetFloatArray(map, "uvs", 1);
ReadVertices(map, mesh, uvs.Length);
mesh.triangles = GetIntArray(map, "triangles");
mesh.regionUVs = uvs;
mesh.UpdateUVs();
if (map.ContainsKey("hull"))
{
mesh.HullLength = GetInt(map, "hull", 0) * 2;
}
if (map.ContainsKey("edges"))
{
mesh.Edges = GetIntArray(map, "edges");
}
return(mesh);
}
case AttachmentType.Path: {
PathAttachment pathAttachment = attachmentLoader.NewPathAttachment(skin, name);
if (pathAttachment == null)
{
return(null);
}
pathAttachment.closed = GetBoolean(map, "closed", false);
pathAttachment.constantSpeed = GetBoolean(map, "constantSpeed", true);
int vertexCount = GetInt(map, "vertexCount", 0);
ReadVertices(map, pathAttachment, vertexCount << 1);
// potential BOZO see Java impl
pathAttachment.lengths = GetFloatArray(map, "lengths", scale);
return(pathAttachment);
}
}
return(null);
}
public void Draw(Skeleton skeleton)
{
var drawOrder = skeleton.DrawOrder;
var drawOrderItems = skeleton.DrawOrder.Items;
float skeletonR = skeleton.R, skeletonG = skeleton.G, skeletonB = skeleton.B, skeletonA = skeleton.A;
for (int i = 0, n = drawOrder.Count; i < n; i++)
{
Slot slot = drawOrderItems[i];
RegionAttachment regionAttachment = slot.Attachment as RegionAttachment;
if (regionAttachment != null)
{
BlendState blend = slot.Data.BlendMode == BlendMode.additive ? BlendState.Additive : defaultBlendState;
if (device.BlendState != blend)
{
End();
device.BlendState = blend;
}
RegionItem item = batcher.NextItem();
AtlasRegion region = (AtlasRegion)regionAttachment.RendererObject;
item.texture = (Texture2D)region.page.rendererObject;
Color color;
float a = skeletonA * slot.A;
if (premultipliedAlpha)
{
color = new Color(skeletonR * slot.R * a, skeletonG * slot.G * a, skeletonB * slot.B * a, a);
}
else
{
color = new Color(skeletonR * slot.R, skeletonG * slot.G, skeletonB * slot.B, a);
}
item.vertexTL.Color = color;
item.vertexBL.Color = color;
item.vertexBR.Color = color;
item.vertexTR.Color = color;
float[] vertices = this.vertices;
regionAttachment.ComputeWorldVertices(slot.Bone, vertices);
item.vertexTL.Position.X = vertices[RegionAttachment.X1];
item.vertexTL.Position.Y = vertices[RegionAttachment.Y1];
item.vertexTL.Position.Z = 0;
item.vertexBL.Position.X = vertices[RegionAttachment.X2];
item.vertexBL.Position.Y = vertices[RegionAttachment.Y2];
item.vertexBL.Position.Z = 0;
item.vertexBR.Position.X = vertices[RegionAttachment.X3];
item.vertexBR.Position.Y = vertices[RegionAttachment.Y3];
item.vertexBR.Position.Z = 0;
item.vertexTR.Position.X = vertices[RegionAttachment.X4];
item.vertexTR.Position.Y = vertices[RegionAttachment.Y4];
item.vertexTR.Position.Z = 0;
float[] uvs = regionAttachment.UVs;
item.vertexTL.TextureCoordinate.X = uvs[RegionAttachment.X1];
item.vertexTL.TextureCoordinate.Y = uvs[RegionAttachment.Y1];
item.vertexBL.TextureCoordinate.X = uvs[RegionAttachment.X2];
item.vertexBL.TextureCoordinate.Y = uvs[RegionAttachment.Y2];
item.vertexBR.TextureCoordinate.X = uvs[RegionAttachment.X3];
item.vertexBR.TextureCoordinate.Y = uvs[RegionAttachment.Y3];
item.vertexTR.TextureCoordinate.X = uvs[RegionAttachment.X4];
item.vertexTR.TextureCoordinate.Y = uvs[RegionAttachment.Y4];
}
}
}
public void Draw(Skeleton skeleton)
{
var drawOrder = skeleton.DrawOrder;
var drawOrderItems = skeleton.DrawOrder.Items;
float skeletonR = skeleton.R, skeletonG = skeleton.G, skeletonB = skeleton.B, skeletonA = skeleton.A;
for (int i = 0, n = drawOrder.Count; i < n; i++)
{
Slot slot = drawOrderItems[i];
RegionAttachment regionAttachment = slot.Attachment as RegionAttachment;
if (regionAttachment != null)
{
BlendState blendState = new BlendState();
Blend blendSrc;
Blend blendDst;
if (premultipliedAlpha)
{
blendState.AlphaBlendFunction = BlendState.AlphaBlend.AlphaBlendFunction;
blendState.BlendFactor = BlendState.AlphaBlend.BlendFactor;
blendState.ColorBlendFunction = BlendState.AlphaBlend.ColorBlendFunction;
blendState.ColorWriteChannels = BlendState.AlphaBlend.ColorWriteChannels;
blendState.ColorWriteChannels1 = BlendState.AlphaBlend.ColorWriteChannels1;
blendState.ColorWriteChannels2 = BlendState.AlphaBlend.ColorWriteChannels2;
blendState.ColorWriteChannels3 = BlendState.AlphaBlend.ColorWriteChannels3;
blendState.MultiSampleMask = BlendState.AlphaBlend.MultiSampleMask;
}
else
{
blendState.AlphaBlendFunction = BlendState.NonPremultiplied.AlphaBlendFunction;
blendState.BlendFactor = BlendState.NonPremultiplied.BlendFactor;
blendState.ColorBlendFunction = BlendState.NonPremultiplied.ColorBlendFunction;
blendState.ColorWriteChannels = BlendState.NonPremultiplied.ColorWriteChannels;
blendState.ColorWriteChannels1 = BlendState.NonPremultiplied.ColorWriteChannels1;
blendState.ColorWriteChannels2 = BlendState.NonPremultiplied.ColorWriteChannels2;
blendState.ColorWriteChannels3 = BlendState.NonPremultiplied.ColorWriteChannels3;
blendState.MultiSampleMask = BlendState.NonPremultiplied.MultiSampleMask;
}
switch (slot.Data.BlendMode)
{
case BlendMode.additive:
blendState = BlendState.Additive;
break;
case BlendMode.multiply:
blendSrc = BlendXna.GetXNABlend(BlendXna.GL_DST_COLOR);
blendDst = BlendXna.GetXNABlend(BlendXna.GL_ONE_MINUS_SRC_ALPHA);
blendState.ColorSourceBlend = blendSrc;
blendState.AlphaSourceBlend = blendSrc;
blendState.ColorDestinationBlend = blendDst;
blendState.AlphaDestinationBlend = blendDst;
break;
case BlendMode.screen:
blendSrc = BlendXna.GetXNABlend(premultipliedAlpha ? BlendXna.GL_ONE : BlendXna.GL_SRC_ALPHA);
blendDst = BlendXna.GetXNABlend(BlendXna.GL_ONE_MINUS_SRC_COLOR);
blendState.ColorSourceBlend = blendSrc;
blendState.AlphaSourceBlend = blendSrc;
blendState.ColorDestinationBlend = blendDst;
blendState.AlphaDestinationBlend = blendDst;
break;
default:
blendState = defaultBlendState;
break;
}
if (device.BlendState != blendState)
{
End();
device.BlendState = blendState;
}
RegionItem item = batcher.NextItem();
AtlasRegion region = (AtlasRegion)regionAttachment.RendererObject;
item.texture = (Texture2D)region.page.rendererObject;
Color color;
float a = skeletonA * slot.A;
if (premultipliedAlpha)
{
color = new Color(skeletonR * slot.R * a, skeletonG * slot.G * a, skeletonB * slot.B * a, a);
}
else
{
color = new Color(skeletonR * slot.R, skeletonG * slot.G, skeletonB * slot.B, a);
}
item.vertexTL.Color = color;
item.vertexBL.Color = color;
item.vertexBR.Color = color;
item.vertexTR.Color = color;
float[] vertices = this.vertices;
regionAttachment.ComputeWorldVertices(slot.Bone, vertices);
item.vertexTL.Position.X = vertices[RegionAttachment.X1];
item.vertexTL.Position.Y = vertices[RegionAttachment.Y1];
item.vertexTL.Position.Z = 0;
item.vertexBL.Position.X = vertices[RegionAttachment.X2];
item.vertexBL.Position.Y = vertices[RegionAttachment.Y2];
item.vertexBL.Position.Z = 0;
item.vertexBR.Position.X = vertices[RegionAttachment.X3];
item.vertexBR.Position.Y = vertices[RegionAttachment.Y3];
item.vertexBR.Position.Z = 0;
item.vertexTR.Position.X = vertices[RegionAttachment.X4];
item.vertexTR.Position.Y = vertices[RegionAttachment.Y4];
item.vertexTR.Position.Z = 0;
float[] uvs = regionAttachment.UVs;
item.vertexTL.TextureCoordinate.X = uvs[RegionAttachment.X1];
item.vertexTL.TextureCoordinate.Y = uvs[RegionAttachment.Y1];
item.vertexBL.TextureCoordinate.X = uvs[RegionAttachment.X2];
item.vertexBL.TextureCoordinate.Y = uvs[RegionAttachment.Y2];
item.vertexBR.TextureCoordinate.X = uvs[RegionAttachment.X3];
item.vertexBR.TextureCoordinate.Y = uvs[RegionAttachment.Y3];
item.vertexTR.TextureCoordinate.X = uvs[RegionAttachment.X4];
item.vertexTR.TextureCoordinate.Y = uvs[RegionAttachment.Y4];
}
}
}