|
public NextItem ( int vertexCount, int triangleCount ) : |
||
| vertexCount | int | |
| triangleCount | int | |
| return | ||
public void Draw(Skeleton skeleton)
{
float[] vertices = this.vertices;
List <Slot> drawOrder = skeleton.DrawOrder;
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 = drawOrder[i];
Attachment attachment = slot.Attachment;
if (attachment is RegionAttachment)
{
RegionAttachment regionAttachment = (RegionAttachment)attachment;
BlendState blend = slot.Data.AdditiveBlending ? BlendState.Additive : defaultBlendState;
if (device.BlendState != blend)
{
End();
device.BlendState = blend;
}
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(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(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(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];
}
}
}
}
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;
Color color = new Color();
if (VertexEffect != null)
{
VertexEffect.Begin(skeleton);
}
for (int i = 0, n = drawOrder.Count; i < n; i++)
{
Slot slot = drawOrderItems[i];
Attachment attachment = slot.Attachment;
float attachmentColorR, attachmentColorG, attachmentColorB, attachmentColorA;
Texture2D texture = null;
int verticesCount = 0;
float[] vertices = this.vertices;
int indicesCount = 0;
int[] indices = null;
float[] uvs = null;
if (attachment is RegionAttachment)
{
RegionAttachment regionAttachment = (RegionAttachment)attachment;
attachmentColorR = regionAttachment.R; attachmentColorG = regionAttachment.G; attachmentColorB = regionAttachment.B; attachmentColorA = regionAttachment.A;
AtlasRegion region = (AtlasRegion)regionAttachment.RendererObject;
texture = (Texture2D)region.page.rendererObject;
verticesCount = 4;
regionAttachment.ComputeWorldVertices(slot.Bone, vertices, 0, 2);
indicesCount = 6;
indices = quadTriangles;
uvs = regionAttachment.UVs;
}
else if (attachment is MeshAttachment)
{
MeshAttachment mesh = (MeshAttachment)attachment;
attachmentColorR = mesh.R; attachmentColorG = mesh.G; attachmentColorB = mesh.B; attachmentColorA = mesh.A;
AtlasRegion region = (AtlasRegion)mesh.RendererObject;
texture = (Texture2D)region.page.rendererObject;
int vertexCount = mesh.WorldVerticesLength;
if (vertices.Length < vertexCount)
{
vertices = new float[vertexCount];
}
verticesCount = vertexCount >> 1;
mesh.ComputeWorldVertices(slot, vertices);
indicesCount = mesh.Triangles.Length;
indices = mesh.Triangles;
uvs = mesh.UVs;
}
else if (attachment is ClippingAttachment)
{
ClippingAttachment clip = (ClippingAttachment)attachment;
clipper.ClipStart(slot, clip);
continue;
}
else
{
continue;
}
// set blend state
BlendState blend = slot.Data.BlendMode == BlendMode.Additive ? BlendState.Additive : defaultBlendState;
if (device.BlendState != blend)
{
//End();
//device.BlendState = blend;
}
// calculate color
float a = skeletonA * slot.A * attachmentColorA;
if (premultipliedAlpha)
{
color = new Color(
skeletonR * slot.R * attachmentColorR * a,
skeletonG * slot.G * attachmentColorG * a,
skeletonB * slot.B * attachmentColorB * a, a);
}
else
{
color = new Color(
skeletonR * slot.R * attachmentColorR,
skeletonG * slot.G * attachmentColorG,
skeletonB * slot.B * attachmentColorB, a);
}
Color darkColor = new Color();
if (slot.HasSecondColor)
{
if (premultipliedAlpha)
{
darkColor = new Color(slot.R2 * a, slot.G2 * a, slot.B2 * a);
}
else
{
darkColor = new Color(slot.R2 * a, slot.G2 * a, slot.B2 * a);
}
}
darkColor.A = premultipliedAlpha ? (byte)255 : (byte)0;
// clip
if (clipper.IsClipping)
{
clipper.ClipTriangles(vertices, verticesCount << 1, indices, indicesCount, uvs);
vertices = clipper.ClippedVertices.Items;
verticesCount = clipper.ClippedVertices.Count >> 1;
indices = clipper.ClippedTriangles.Items;
indicesCount = clipper.ClippedTriangles.Count;
uvs = clipper.ClippedUVs.Items;
}
if (verticesCount == 0 || indicesCount == 0)
{
continue;
}
// submit to batch
MeshItem item = batcher.NextItem(verticesCount, indicesCount);
item.texture = texture;
for (int ii = 0, nn = indicesCount; ii < nn; ii++)
{
item.triangles[ii] = indices[ii];
}
VertexPositionColorTextureColor[] itemVertices = item.vertices;
for (int ii = 0, v = 0, nn = verticesCount << 1; v < nn; ii++, v += 2)
{
itemVertices[ii].Color = color;
itemVertices[ii].Color2 = darkColor;
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];
if (VertexEffect != null)
{
VertexEffect.Transform(ref itemVertices[ii]);
}
}
clipper.ClipEnd(slot);
}
clipper.ClipEnd();
if (VertexEffect != null)
{
VertexEffect.End();
}
}
