protected override void Draw()
{
defaultBlendState = PremultipliedAlpha ? BlendState.AlphaBlend : BlendState.NonPremultiplied;
float[] vertices = this.vertices;
List <Slot> drawOrder = Skeleton.DrawOrder;
float x = Skeleton.X, y = Skeleton.Y;
CCColor3B color3b = Color;
float skeletonR = color3b.R / 255f;
float skeletonG = color3b.G / 255f;
float skeletonB = color3b.B / 255f;
float skeletonA = Opacity / 255f;
batcher.BlendState = defaultBlendState;
batcher.Begin();
for (int i = 0, n = drawOrder.Count; i < n; i++)
{
Slot slot = drawOrder[i];
Attachment attachment = slot.Attachment;
if (attachment is RegionAttachment)
{
RegionAttachment regionAttachment = (RegionAttachment)attachment;
BlendState blend = slot.Data.AdditiveBlending ? BlendState.Additive : defaultBlendState;
//batcher.BlendState = blend;
if (CCDrawManager.GraphicsDevice.BlendState != blend)
{
batcher.End();
batcher.BlendState = blend;
batcher.Begin();
}
MeshItem item = batcher.NextItem(4, 6);
item.triangles = quadTriangles;
VertexPositionColorTexture[] itemVertices = item.vertices;
AtlasRegion region = (AtlasRegion)regionAttachment.RendererObject;
item.texture = (Texture2D)region.page.rendererObject;
Color color;
float a = skeletonA * slot.A * regionAttachment.A;
if (PremultipliedAlpha)
{
color = new Color(
skeletonR * slot.R * regionAttachment.R * a,
skeletonG * slot.G * regionAttachment.G * a,
skeletonB * slot.B * regionAttachment.B * a, a);
}
else
{
color = new Color(
skeletonR * slot.R * regionAttachment.R,
skeletonG * slot.G * regionAttachment.G,
skeletonB * slot.B * regionAttachment.B, a);
}
itemVertices[TL].Color = color;
itemVertices[BL].Color = color;
itemVertices[BR].Color = color;
itemVertices[TR].Color = color;
regionAttachment.ComputeWorldVertices(x, y, slot.Bone, vertices);
itemVertices[TL].Position.X = vertices[RegionAttachment.X1];
itemVertices[TL].Position.Y = vertices[RegionAttachment.Y1];
itemVertices[TL].Position.Z = 0;
itemVertices[BL].Position.X = vertices[RegionAttachment.X2];
itemVertices[BL].Position.Y = vertices[RegionAttachment.Y2];
itemVertices[BL].Position.Z = 0;
itemVertices[BR].Position.X = vertices[RegionAttachment.X3];
itemVertices[BR].Position.Y = vertices[RegionAttachment.Y3];
itemVertices[BR].Position.Z = 0;
itemVertices[TR].Position.X = vertices[RegionAttachment.X4];
itemVertices[TR].Position.Y = vertices[RegionAttachment.Y4];
itemVertices[TR].Position.Z = 0;
float[] uvs = regionAttachment.UVs;
itemVertices[TL].TextureCoordinate.X = uvs[RegionAttachment.X1];
itemVertices[TL].TextureCoordinate.Y = uvs[RegionAttachment.Y1];
itemVertices[BL].TextureCoordinate.X = uvs[RegionAttachment.X2];
itemVertices[BL].TextureCoordinate.Y = uvs[RegionAttachment.Y2];
itemVertices[BR].TextureCoordinate.X = uvs[RegionAttachment.X3];
itemVertices[BR].TextureCoordinate.Y = uvs[RegionAttachment.Y3];
itemVertices[TR].TextureCoordinate.X = uvs[RegionAttachment.X4];
itemVertices[TR].TextureCoordinate.Y = uvs[RegionAttachment.Y4];
}
else if (attachment is MeshAttachment)
{
MeshAttachment mesh = (MeshAttachment)attachment;
int vertexCount = mesh.Vertices.Length;
if (vertices.Length < vertexCount)
{
vertices = new float[vertexCount];
}
mesh.ComputeWorldVertices(x, y, slot, vertices);
int[] triangles = mesh.Triangles;
MeshItem item = batcher.NextItem(vertexCount, triangles.Length);
item.triangles = triangles;
AtlasRegion region = (AtlasRegion)mesh.RendererObject;
item.texture = (Texture2D)region.page.rendererObject;
Color color;
float a = skeletonA * slot.A * mesh.A;
if (PremultipliedAlpha)
{
color = new Color(
skeletonR * slot.R * mesh.R * a,
skeletonG * slot.G * mesh.G * a,
skeletonB * slot.B * mesh.B * a, a);
}
else
{
color = new Color(
skeletonR * slot.R * mesh.R,
skeletonG * slot.G * mesh.G,
skeletonB * slot.B * mesh.B, a);
}
float[] uvs = mesh.UVs;
VertexPositionColorTexture[] itemVertices = item.vertices;
for (int ii = 0, v = 0; v < vertexCount; ii++, v += 2)
{
itemVertices[ii].Color = color;
itemVertices[ii].Position.X = vertices[v];
itemVertices[ii].Position.Y = vertices[v + 1];
itemVertices[ii].Position.Z = 0;
itemVertices[ii].TextureCoordinate.X = uvs[v];
itemVertices[ii].TextureCoordinate.Y = uvs[v + 1];
}
}
else if (attachment is SkinnedMeshAttachment)
{
SkinnedMeshAttachment mesh = (SkinnedMeshAttachment)attachment;
int vertexCount = mesh.UVs.Length;
if (vertices.Length < vertexCount)
{
vertices = new float[vertexCount];
}
mesh.ComputeWorldVertices(x, y, slot, vertices);
int[] triangles = mesh.Triangles;
MeshItem item = batcher.NextItem(vertexCount, triangles.Length);
item.triangles = triangles;
AtlasRegion region = (AtlasRegion)mesh.RendererObject;
item.texture = (Texture2D)region.page.rendererObject;
Color color;
float a = skeletonA * slot.A * mesh.A;
if (PremultipliedAlpha)
{
color = new Color(
skeletonR * slot.R * mesh.R * a,
skeletonG * slot.G * mesh.G * a,
skeletonB * slot.B * mesh.B * a, a);
}
else
{
color = new Color(
skeletonR * slot.R * mesh.R,
skeletonG * slot.G * mesh.G,
skeletonB * slot.B * mesh.B, a);
}
float[] uvs = mesh.UVs;
VertexPositionColorTexture[] itemVertices = item.vertices;
for (int ii = 0, v = 0; v < vertexCount; ii++, v += 2)
{
itemVertices[ii].Color = color;
itemVertices[ii].Position.X = vertices[v];
itemVertices[ii].Position.Y = vertices[v + 1];
itemVertices[ii].Position.Z = 0;
itemVertices[ii].TextureCoordinate.X = uvs[v];
itemVertices[ii].TextureCoordinate.Y = uvs[v + 1];
}
}
}
batcher.End();
if (DebugBones || DebugSlots)
{
if (DebugSlots)
{
for (int i = 0; i < Skeleton.Slots.Count; ++i)
{
var slot = Skeleton.Slots[i];
if (slot.Attachment == null)
{
continue;
}
var verticesCount = 0;
var worldVertices = new float[1000]; // Max number of vertices per mesh.
if (slot.Attachment is RegionAttachment)
{
var attachment = (RegionAttachment)slot.Attachment;
attachment.ComputeWorldVertices(Skeleton.X, Skeleton.Y, slot.bone, worldVertices);
verticesCount = 8;
}
else if (slot.Attachment is MeshAttachment)
{
var mesh = (MeshAttachment)slot.Attachment;
mesh.ComputeWorldVertices(Skeleton.X, Skeleton.Y, slot, worldVertices);
verticesCount = mesh.Vertices.Length;
}
else if (slot.Attachment is SkinnedMeshAttachment)
{
var mesh = (SkinnedMeshAttachment)slot.Attachment;
mesh.ComputeWorldVertices(Skeleton.X, Skeleton.Y, slot, worldVertices);
verticesCount = mesh.UVs.Length;
}
else
{
continue;
}
CCPoint[] slotVertices = new CCPoint[verticesCount / 2];
for (int ii = 0, si = 0; ii < verticesCount; ii += 2, si++)
{
slotVertices[si].X = worldVertices[ii] * ScaleX;
slotVertices[si].Y = worldVertices[ii + 1] * ScaleY;
}
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawPoly(slotVertices, verticesCount / 2, true, DebugSlotColor);
CCDrawingPrimitives.End();
}
}
if (DebugBones)
{
// Bone lengths.
for (int i = 0; i < Skeleton.Bones.Count; i++)
{
Bone bone = Skeleton.Bones[i];
x = bone.Data.Length * bone.M00 + bone.WorldX;
y = bone.Data.Length * bone.M10 + bone.WorldY;
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawLine(new CCPoint(bone.WorldX, bone.WorldY), new CCPoint(x, y), DebugJointColor);
CCDrawingPrimitives.End();
}
// Bone origins.
for (int i = 0; i < Skeleton.Bones.Count; i++)
{
Bone bone = Skeleton.Bones[i];
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawPoint(new CCPoint(bone.WorldX, bone.WorldY), 4, DebugBoneColor);
CCDrawingPrimitives.End();
}
}
}
}