public void Draw(float xShift)
{
if (!Enabled)
{
return;
}
Matrix4 tmp = Matrix4.CreateTranslation(xShift, 0, 0) *
Matrix4.Scale(2f / CanvasManager.CurrentCanvasData.ScaleData.BaseScale, 1, 1) *
Matrix4.CreateTranslation(-1, 0, 0);
Matrix4 transform;
GL.Uniform4(_uniformColor, SelectionColor);
//Draw Marks
foreach (var mark in MarkList.Marks)
{
transform = mark.InitialTransform * tmp;
GL.UniformMatrix4(_uniformTransform, false, ref transform);
_selectionBlock.BeginDraw();
_selectionBlock.Draw(BeginMode.TriangleStrip);
_selectionBlock.EndDraw();
}
transform = _initialTransform * tmp;
GL.UniformMatrix4(_uniformTransform, false, ref transform);
GL.Uniform4(_uniformColor, SelectorColor);
_selectionBlock.BeginDraw();
_selectionBlock.Draw(BeginMode.TriangleStrip);
_selectionBlock.EndDraw();
}
public void DrawBackBuffer(GraphScaleData scaleData)
{
if (Hide || _backData == null)
{
return;
}
float height = ScaleFunction.ScaledHeight(scaleData);
Matrix4 transform = Matrix4.CreateTranslation(scaleData.XShift, 0, 0) * Matrix4.Scale(2 / scaleData.BaseScale, 2 / height, 1) * Matrix4.CreateTranslation(-1, -1, 0);
GL.UniformMatrix4(_shaderProgram.UniformTransform, false, ref transform);
if (_drawMode == BeginMode.Lines || _drawMode == BeginMode.LineLoop || _drawMode == BeginMode.LineStrip)
{
GL.LineWidth(2f);
}
else if (_drawMode == BeginMode.Points)
{
GL.PointSize(2f);
}
if (_alphaBlend > 0)
{
Color4 col = Color;
col.A = 1 - _alphaBlend;
GL.Uniform4(_shaderProgram.UniformColor, col);
}
else
{
GL.Uniform4(_shaderProgram.UniformColor, Color);
}
if (_graphType == GraphType.SolidGraph)
{
_backBuffer.SetAttributeInfo(_shaderProgram.AttributeCoord2D, 2);
_backBuffer.BeginDraw();
_backBuffer.Draw(_drawMode);
_backBuffer.EndDraw();
_backBuffer.SetAttributeInfo(_shaderProgram.AttributeCoord2D, 2, false, 2 * Vector2.SizeInBytes);
GL.Uniform4(_shaderProgram.UniformColor, Color4.Black);
GL.LineWidth(1f);
_backBuffer.BeginDraw();
_backBuffer.Draw(BeginMode.LineStrip, _backData.Length / 2);
_backBuffer.EndDraw();
}
else
{
_backBuffer.BeginDraw();
_backBuffer.Draw(_drawMode, _backData.Length / 2);
_backBuffer.EndDraw();
}
}
public void Draw(float xShift, float baseScale)
{
GL.Enable(EnableCap.ScissorTest);
GL.Scissor((int)(CanvasManager.CanvasLocationX - 1), 0,
(int)(CanvasManager.CanvasWidth + 2),
CanvasManager.ControlHeight);
double scale = 2.0 / (double)baseScale;
Matrix4 transform = Matrix4.CreateTranslation(xShift, 0, 0) * Matrix4.Scale((float)scale /*2f / baseScale*/, 1f, 1f) * Matrix4.CreateTranslation(-1f, -1f, 0) * CanvasManager.ViewportTransform;
GL.UniformMatrix4(_uniformTransform, false, ref transform);
GL.Uniform4(_uniformColor, GridColor);
if (DrawMajorGridlines)
{
GL.LineWidth(1.25f);
_gridMajorBuffer.BeginDraw();
_gridMajorBuffer.Draw(BeginMode.Lines);
_gridMajorBuffer.EndDraw();
}
if (DrawMinorGridlines && _minorGrid != null)
{
GL.LineWidth(0.75f);
_gridMinorBuffer.BeginDraw();
_gridMinorBuffer.Draw(BeginMode.Lines);
_gridMinorBuffer.EndDraw();
}
if (_majorTick != null)
{
GL.LineWidth(2f);
GL.Uniform4(_uniformColor, TickColor);
_tickMajorBuffer.BeginDraw();
_tickMajorBuffer.Draw(BeginMode.Lines);
_tickMajorBuffer.EndDraw();
}
if (DrawMinorTicks && _minorTick != null)
{
//transform = Matrix4.Scale(1, MinorTickScale, 1) * transform; //shift x down for ticks
GL.UniformMatrix4(_uniformTransform, false, ref transform);
GL.LineWidth(1.5f);
_tickMinorBuffer.BeginDraw();
_tickMinorBuffer.Draw(BeginMode.Lines);
_tickMinorBuffer.EndDraw();
}
GL.Disable(EnableCap.ScissorTest);
}
