private int AddStartOrEndPoint(int pointIndex, PenWorkspace ws, Buffer <CCVector2> positionBuffer, bool ccw)
{
int xyCount = ws.XYBuffer.Index;
if (positionBuffer != null)
{
for (int i = 0; i < ws.OutlineIndexBuffer.Index; i++)
{
positionBuffer.SetNext(ws.XYBuffer[ws.OutlineIndexBuffer[i]]);
}
}
if (_strokeType == StrokeType.Outline)
{
return(0);
}
int baseIndex = _vertexBufferIndex;
_vertexBufferIndex += xyCount;
for (int i = 0; i < xyCount; i++)
{
_positionData[baseIndex + i] = ws.XYBuffer[i];
}
for (int i = 0; i < ws.IndexBuffer.Index; i++)
{
_indexData[_indexBufferIndex++] = (short)(baseIndex + ws.IndexBuffer[i]);
}
if (_colorData != null)
{
for (int i = 0; i < xyCount; i++)
{
_colorData[baseIndex + i] = _pen.ColorAt(ws.UVBuffer[i], ws.PathLengthScale);
}
}
if (_textureData != null)
{
int texWidth = _pen.Brush.Texture.XNATexture.Width;
int texHeight = _pen.Brush.Texture.XNATexture.Height;
for (int i = baseIndex; i < _vertexBufferIndex; i++)
{
CCVector2 pos = _positionData[i];
_textureData[i] = new CCVector2(pos.X / texWidth, pos.Y / texHeight);
}
}
_jointCCW[pointIndex] = ccw;
return(xyCount);
}
private void AddEndPoint (CCVector2 a, CCVector2 b, Pen pen, PenWorkspace ws)
{
pen.ComputeEndPoint(a, b, ws);
AddVertex(ws.XYBuffer[0], pen.ColorAt(ws.UVBuffer[0], ws.PathLengthScale), pen);
AddVertex(ws.XYBuffer[1], pen.ColorAt(ws.UVBuffer[1], ws.PathLengthScale), pen);
}
/// <summary>
/// Immediatley renders a <see cref="DrawCache"/> object.
/// </summary>
/// <param name="cache">A <see cref="DrawCache"/> object.</param>
/// <remarks>Any previous unflushed geometry will be rendered first.</remarks>
//public void DrawCache (DrawCache cache)
//{
// if (_sortMode != DrawSortMode.Immediate)
// SetRenderState();
// FlushBuffer();
// cache.Render(_device, _defaultTexture);
//}
//private void SetRenderState ()
//{
// _device.BlendState = (_blendState != null)
// ? _blendState : BlendState.AlphaBlend;
// _device.DepthStencilState = (_depthStencilState != null)
// ? _depthStencilState : DepthStencilState.None;
// _device.RasterizerState = (_rasterizerState != null)
// ? _rasterizerState : RasterizerState.CullCounterClockwise;
// _device.SamplerStates[0] = (_samplerState != null)
// ? _samplerState : SamplerState.PointWrap;
// _standardEffect.Projection = Matrix.CreateOrthographicOffCenter(0, _device.Viewport.Width, _device.Viewport.Height, 0, -1, 1);
// _standardEffect.World = _transform;
// _standardEffect.CurrentTechnique.Passes[0].Apply();
// if (_effect != null)
// _effect.CurrentTechnique.Passes[0].Apply();
//}
private void AddMiteredJoint (ref JoinSample js, Pen pen, PenWorkspace ws)
{
InsetOutsetCount vioCount = pen.ComputeMiter(ref js, ws);
AddVertex(ws.XYInsetBuffer[0], pen.ColorAt(ws.UVInsetBuffer[0], ws.PathLengthScale), pen);
AddVertex(ws.XYOutsetBuffer[0], pen.ColorAt(ws.UVOutsetBuffer[0], ws.PathLengthScale), pen);
}
