public void Update()
{
// Clear fields if missing information to render.
if (skeletonDataAsset == null || skeletonDataAsset.GetSkeletonData(false) == null)
{
Clear();
return;
}
// Initialize fields.
if (skeleton == null || skeleton.Data != skeletonDataAsset.GetSkeletonData(false))
{
Initialize();
}
// Keep AnimationState in sync with animationName and loop fields.
if (animationName == null && state.Animation != null)
{
state.Clear();
}
else if (state.Animation == null || animationName != state.Animation.Name)
{
Spine.Animation animation = skeleton.Data.FindAnimation(animationName);
if (animation != null)
{
state.SetAnimation(animation, loop);
}
}
state.Loop = loop;
// Apply animation.
skeleton.Update(Time.deltaTime * timeScale);
state.Update(Time.deltaTime * timeScale);
state.Apply(skeleton);
skeleton.UpdateWorldTransform();
// Count quads.
int quadCount = 0;
List <Slot> drawOrder = skeleton.DrawOrder;
for (int i = 0, n = drawOrder.Count; i < n; i++)
{
Slot slot = drawOrder[i];
Attachment attachment = slot.Attachment;
if (attachment is RegionAttachment)
{
quadCount++;
}
}
// Ensure mesh data is the right size.
if (quadCount != this.quadCount)
{
this.quadCount = quadCount;
vertices = new Vector3[quadCount * 4];
uvs = new Vector2[quadCount * 4];
triangles = new int[quadCount * 6];
}
// Setup mesh.
int quadIndex = 0;
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;
regionAttachment.UpdateVertices(slot.Bone);
float[] regionVertices = regionAttachment.Vertices;
int vertexIndex = quadIndex * 4;
vertices[vertexIndex] = new Vector3(regionVertices[RegionAttachment.X1], regionVertices[RegionAttachment.Y1], 0);
vertices[vertexIndex + 1] = new Vector3(regionVertices[RegionAttachment.X4], regionVertices[RegionAttachment.Y4], 0);
vertices[vertexIndex + 2] = new Vector3(regionVertices[RegionAttachment.X2], regionVertices[RegionAttachment.Y2], 0);
vertices[vertexIndex + 3] = new Vector3(regionVertices[RegionAttachment.X3], regionVertices[RegionAttachment.Y3], 0);
float[] regionUVs = regionAttachment.UVs;
uvs[vertexIndex] = new Vector2(regionUVs[RegionAttachment.X1], 1 - regionUVs[RegionAttachment.Y1]);
uvs[vertexIndex + 1] = new Vector2(regionUVs[RegionAttachment.X4], 1 - regionUVs[RegionAttachment.Y4]);
uvs[vertexIndex + 2] = new Vector2(regionUVs[RegionAttachment.X2], 1 - regionUVs[RegionAttachment.Y2]);
uvs[vertexIndex + 3] = new Vector2(regionUVs[RegionAttachment.X3], 1 - regionUVs[RegionAttachment.Y3]);
int index = quadIndex * 6;
triangles[index] = vertexIndex;
triangles[index + 1] = vertexIndex + 2;
triangles[index + 2] = vertexIndex + 1;
triangles[index + 3] = vertexIndex + 2;
triangles[index + 4] = vertexIndex + 3;
triangles[index + 5] = vertexIndex + 1;
quadIndex++;
}
}
mesh.vertices = vertices;
mesh.uv = uvs;
mesh.triangles = triangles;
renderer.sharedMaterial = skeletonDataAsset.atlasAsset.material;
}