public NinePatch(NinePatchStyle style)
{
this.style = style;
//mesh = new Mesh.Mesh(BufferUsageHint.DynamicDraw);
mesh = new RenderStack.Mesh.Mesh();
VertexFormat vertexFormat = new VertexFormat();
vertexFormat.Add(new Attribute(VertexUsage.Position, VertexAttribPointerType.Float, 0, 3));
vertexFormat.Add(new Attribute(VertexUsage.TexCoord, VertexAttribPointerType.Float, 0, 2));
// \todo Allocate vertex buffers form from UI BufferPool and use double buffered Buffers
// \todo Share one index buffer among all UI components that have the same index buffer
//Buffer vertexBuffer = BufferPool.Instance.GetVertexBuffer(vertexFormat, BufferUsageHint.DynamicDraw);
//Buffer indexBuffer = BufferPool.Instance.GetIndexBuffer(DrawElementsType.UnsignedShort, BufferUsageHint.StaticDraw);
vertexBuffer = BufferFactory.Create(vertexFormat, BufferUsageHint.DynamicDraw);
indexBuffer = BufferFactory.Create(DrawElementsType.UnsignedShort, BufferUsageHint.StaticDraw);
mesh.VertexBufferRange = vertexBuffer.CreateVertexBufferRange();
IBufferRange indexBufferRange = mesh.FindOrCreateIndexBufferRange(
MeshMode.PolygonFill,
indexBuffer,
BeginMode.Triangles
);
var writer = new IndexBufferWriter(indexBufferRange);
vertexWriter = new VertexBufferWriter(mesh.VertexBufferRange);
// 12 13 14 15
//
// 8 9 10 11
//
// 4 5 6 7
//
// 0 1 2 3
writer.BeginEdit();
writer.Quad(4, 5, 1, 0); writer.CurrentIndex += 6;
writer.Quad(5, 6, 2, 1); writer.CurrentIndex += 6;
writer.Quad(6, 7, 3, 2); writer.CurrentIndex += 6;
writer.Quad(8, 9, 5, 4); writer.CurrentIndex += 6;
writer.Quad(9, 10, 6, 5); writer.CurrentIndex += 6;
writer.Quad(10, 11, 7, 6); writer.CurrentIndex += 6;
writer.Quad(12, 13, 9, 8); writer.CurrentIndex += 6;
writer.Quad(13, 14, 10, 9); writer.CurrentIndex += 6;
writer.Quad(14, 15, 11, 10); writer.CurrentIndex += 6;
writer.EndEdit();
// \bug
//indexBuffer.UpdateAll();
}
public Style(
Vector2 padding,
Vector2 innerpadding,
FontStyle fontStyle,
NinePatchStyle ninePatchStyle,
IProgram program
)
{
Padding = padding;
InnerPadding = innerpadding;
Font = fontStyle;
NinePatchStyle = ninePatchStyle;
Program = program;
}
