/// <summary>
/// Enables a group of figures to be drawn using the same settings.
/// </summary>
/// <param name="device"></param>
public DrawBatch (GraphicsDevice device)
{
if (device == null)
throw new ArgumentNullException("device");
_device = device;
_device.DeviceReset += GraphicsDeviceReset;
_infoBuffer = new DrawingInfo[2048];
_indexBuffer = new short[32768];
_vertexBuffer = new VertexPositionColorTexture[8192];
_computeBuffer = new Vector2[64];
_colorBuffer = new Color[64];
_geometryBuffer = new Vector2[256];
_pathBuilder = new PathBuilder();
_standardEffect = new BasicEffect(device);
_standardEffect.TextureEnabled = true;
_standardEffect.VertexColorEnabled = true;
_defaultTexture = new Texture2D(device, 1, 1);
_defaultTexture.SetData<Color>(new Color[] { Color.White });
_ws = new PenWorkspace();
}
private void InitializePaths()
{
var bounds = VisibleBoundsWorldspace;
var center = bounds.Center;
//var center = new CCVector2(200, 200);
Pen lilypadPen = new Pen(CCColor4B.Green, 15)
{
Alignment = PenAlignment.Center
};
_lilypadPath = BuildLillyPad(center, 150, 0);
_lilypadStroke = _lilypadPath.Stroke(lilypadPen, PathType.Closed);
Pen outerFlowerPen = new Pen(CCColor4B.White * 0.75f, 15)
{
Alignment = PenAlignment.Outset
};
_outerFlowerStroke = BuildFlower(center, 8, 120, 100, (float)(Math.PI / 8)).Stroke(outerFlowerPen, PathType.Closed);
Pen innerFlowerPen = new Pen(Microsoft.Xna.Framework.Color.MediumPurple * 0.5f, 10)
{
Alignment = PenAlignment.Outset
};
_innerFlowerStroke = BuildFlower(center, 16, 105, 60, 0).Stroke(innerFlowerPen, PathType.Closed);
}
public override void Setup (GraphicsDevice device)
{
_gradWidth = new GradientPen(Color.Lime, Color.Blue, 15);
_gradLength = new PathGradientPen(Color.Lime, Color.Blue, 15);
PathBuilder pathBuilder = new PathBuilder() { CalculateLengths = true };
pathBuilder.AddPath(StarPoints(new Vector2(325, 75), 5, 50, 25, 0, false));
_widthStar = pathBuilder.Stroke(_gradWidth, PathType.Open);
_lengthStar = pathBuilder.Stroke(_gradLength, Matrix.CreateTranslation(0, 125, 0), PathType.Open);
}
private GraphicsPath CreateFlowerGP (Pen pen, Vector2 center, int petalCount, float petalLength, float petalWidth, float rotation)
{
List<Vector2> points = StarPoints(center, petalCount / 2, petalLength, petalLength, rotation, false);
PathBuilder builder = new PathBuilder();
builder.AddPoint(center);
foreach (Vector2 point in points) {
builder.AddArcByPoint(point, petalWidth / 2);
builder.AddArcByPoint(center, petalWidth / 2);
}
return builder.Stroke(pen, PathType.Closed);
}
public GradientPens()
{
_gradWidth = new GradientPen(Microsoft.Xna.Framework.Color.Lime, Microsoft.Xna.Framework.Color.Blue, 15);
_gradLength = new PathGradientPen(Microsoft.Xna.Framework.Color.Lime, Microsoft.Xna.Framework.Color.Blue, 15);
PathBuilder pathBuilder = new PathBuilder() { CalculateLengths = true };
pathBuilder.AddPath(StarPoints(new CCVector2(325, 75), 5, 50, 25, 0, false));
_widthStar = pathBuilder.Stroke(_gradWidth, PathType.Open);
_lengthStar = pathBuilder.Stroke(_gradLength,
CCAffineTransform.Translate(CCAffineTransform.Identity, 0, 125, 0),
PathType.Open);
}
public override void Setup (GraphicsDevice device)
{
_gradWidthInner = new GradientPen(Color.Lime, Color.Cyan, 15) { Alignment = PenAlignment.Inset, StartCap = LineCap.Square, EndCap = LineCap.Square };
_gradWidthCenter = new GradientPen(Color.Lime, Color.Cyan, 15) { StartCap = LineCap.Square, EndCap = LineCap.Square };
_gradWidthOuter = new GradientPen(Color.Lime, Color.Cyan, 15) { Alignment = PenAlignment.Outset, StartCap = LineCap.Square, EndCap = LineCap.Square };
Pen[] pens = new Pen[] { _gradWidthInner, _gradWidthCenter, _gradWidthOuter };
for (int i = 0; i < _gPaths.Length; i++) {
PathBuilder builder = new PathBuilder();
foreach (Vector2 v in _baseCoords)
builder.AddPoint(v + Offset(i));
_gPaths[i] = builder.Stroke(pens[i]);
}
}
public GradientPensAlignment()
{
_gradWidthInner = new GradientPen(Microsoft.Xna.Framework.Color.Lime, Microsoft.Xna.Framework.Color.Cyan, 15) { Alignment = PenAlignment.Inset, StartCap = LineCap.Square, EndCap = LineCap.Square };
_gradWidthCenter = new GradientPen(Microsoft.Xna.Framework.Color.Lime, Microsoft.Xna.Framework.Color.Cyan, 15) { StartCap = LineCap.Square, EndCap = LineCap.Square };
_gradWidthOuter = new GradientPen(Microsoft.Xna.Framework.Color.Lime, Microsoft.Xna.Framework.Color.Cyan, 15) { Alignment = PenAlignment.Outset, StartCap = LineCap.Square, EndCap = LineCap.Square };
Pen[] pens = new Pen[] { _gradWidthInner, _gradWidthCenter, _gradWidthOuter };
for (int i = 0; i < _gPaths.Length; i++)
{
PathBuilder builder = new PathBuilder();
foreach (CCVector2 v in _baseCoords)
builder.AddPoint(v + Offset(i));
_gPaths[i] = builder.Stroke(pens[i]);
}
}
/// <summary>
/// Appends all of the points within another <see cref="PathBuilder"/> object to the end of the path.
/// </summary>
/// <param name="path">An existing path.</param>
public void AddPath(PathBuilder path)
{
if (path._geometryIndex == 0)
{
return;
}
if (path._geometryIndex == 1)
{
AddPoint(path._geometryBuffer[0]);
return;
}
CheckBufferFreeSpace(path._geometryIndex);
int startIndex = LastPointEqual(path._geometryBuffer[0]) ? 1 : 0;
int baseIndex = _geometryIndex;
for (int i = startIndex; i < path._geometryIndex; i++)
{
_geometryBuffer[_geometryIndex++] = path._geometryBuffer[i];
}
if (_calculateLengths)
{
if (path._lengthBuffer != null)
{
for (int i = startIndex; i < path._geometryIndex; i++)
{
_lengthBuffer[baseIndex++] = path._lengthBuffer[i];
}
}
else
{
CalculateLengthsInRange(baseIndex, path._geometryIndex - baseIndex);
}
}
}
private void InitializePaths ()
{
Vector2 center = new Vector2(200, 200);
Pen lilypadPen = new Pen(Color.Green, 15) {
Alignment = PenAlignment.Center
};
_lilypadPath = BuildLillyPad(center, 150, 0);
_lilypadStroke = _lilypadPath.Stroke(lilypadPen, PathType.Closed);
Pen outerFlowerPen = new Pen(Color.White * 0.75f, 15) {
Alignment = PenAlignment.Outset
};
_outerFlowerStroke = BuildFlower(center, 8, 120, 100, (float)(Math.PI / 8)).Stroke(outerFlowerPen, PathType.Closed);
Pen innerFlowerPen = new Pen(Color.MediumPurple * 0.5f, 10) {
Alignment = PenAlignment.Outset
};
_innerFlowerStroke = BuildFlower(center, 16, 105, 60, 0).Stroke(innerFlowerPen, PathType.Closed);
}
/// <summary>
/// Appends all of the points within another <see cref="PathBuilder"/> object to the end of the path.
/// </summary>
/// <param name="path">An existing path.</param>
public void AddPath (PathBuilder path)
{
if (path._geometryIndex == 0)
return;
if (path._geometryIndex == 1) {
AddPoint(path._geometryBuffer[0]);
return;
}
CheckBufferFreeSpace(path._geometryIndex);
int startIndex = LastPointEqual(path._geometryBuffer[0]) ? 1 : 0;
int baseIndex = _geometryIndex;
for (int i = startIndex; i < path._geometryIndex; i++)
_geometryBuffer[_geometryIndex++] = path._geometryBuffer[i];
if (_calculateLengths) {
if (path._lengthBuffer != null) {
for (int i = startIndex; i < path._geometryIndex; i++)
_lengthBuffer[baseIndex++] = path._lengthBuffer[i];
}
else
CalculateLengthsInRange(baseIndex, path._geometryIndex - baseIndex);
}
}
private static PathBuilder BuildLillyPad (Vector2 center, int radius, float rotation)
{
float segment = (float)(Math.PI * 2 / 32);
PathBuilder builder = new PathBuilder();
builder.AddPoint(center);
builder.AddLine(radius, segment * 25 + rotation);
builder.AddArcByAngle(center, segment * 30, radius / 2);
return builder;
}
private static PathBuilder BuildFlower (Vector2 center, int petalCount, float petalLength, float petalWidth, float rotation)
{
List<Vector2> points = StarPoints(center, petalCount / 2, petalLength, petalLength, rotation, false);
PathBuilder builder = new PathBuilder();
builder.AddPoint(center);
foreach (Vector2 point in points) {
builder.AddArcByPoint(point, petalWidth / 2);
builder.AddArcByPoint(center, petalWidth / 2);
}
return builder;
}
/// <summary>
/// Enables a group of figures to be drawn using the same settings.
/// </summary>
/// <param name="device"></param>
//public DrawBatch (GraphicsDevice device)
//{
public DrawBatch () : base()
{
//if (device == null)
// throw new ArgumentNullException("device");
//_device = device;
//_device.DeviceReset += GraphicsDeviceReset;
_infoBuffer = new DrawingInfo[2048];
//var info = base.CreateGeometryInstance(8192, 32768);
_indexBuffer = new short[32768];
_vertexBuffer = new VertexPositionColorTexture[8192];
_computeBuffer = new CCVector2[64];
_colorBuffer = new Color[64];
_geometryBuffer = new CCVector2[256];
_pathBuilder = new PathBuilder();
//_standardEffect = new BasicEffect(device);
//_standardEffect.TextureEnabled = true;
//_standardEffect.VertexColorEnabled = true;
//_defaultTexture = new Texture2D(device, 1, 1);
//_defaultTexture.SetData<Color>(new Color[] { Microsoft.Xna.Framework.Color.White });
_sortMode = DrawSortMode.Immediate;
_ws = new PenWorkspace();
}
