private void GenPrimitives()
{
SizeF csize = this.ClientSize;
// since backbuffer size is the same as this.Client size.
Random r = new Random(7737);
int w = (int)csize.Width;
int h = (int)csize.Height;
if (m_sampleDrawing == SampleDrawings.FillSolidRects
|| m_sampleDrawing == SampleDrawings.Draw_Rects)
{
int itemCount = 300;
m_rects.Clear();
for (int i = 0; i < itemCount; i++)
{
int cx = r.Next(-40, w);
int cy = r.Next(-40, h);
int width = r.Next(20, 140);
int height = r.Next(20, 140);
Rectangle rect =
new Rectangle(cx, cy, width, height);
m_rects.Add(rect);
}
if (m_sampleDrawing == SampleDrawings.FillSolidRects)
m_drawInfo = string.Format("Fill {0} solid rectangles", itemCount);
else
m_drawInfo = string.Format("Draw {0} rectangles", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawRandomLines1
|| m_sampleDrawing == SampleDrawings.DrawRandomLines2)
{
int itemCount = 2000;
m_lines.Clear();
for (int i = 0; i < itemCount; i++)
{
PointF pt1 = new PointF(r.Next(w), r.Next(h));
PointF pt2 = new PointF(r.Next(w), r.Next(h));
m_lines.Add(new Line(pt1, pt2));
}
if (m_sampleDrawing == SampleDrawings.DrawRandomLines1)
m_drawInfo = string.Format("Draw {0} lines width = 1", itemCount);
else
m_drawInfo = string.Format("Draw {0} lines width = 2", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawBeziers)
{
r = new Random(7737);
int itemCount = 200;
Bezier bz = new Bezier();
bz.P1 = new PointF(0, 0);
bz.P2 = new PointF(20, 25);
bz.P3 = new PointF(40, -25);
bz.P4 = new PointF(60, 25);
m_beziers.Clear();
for (int i = 0; i < itemCount; i++)
{
Bezier b = new Bezier();
SizeF sz = new SizeF();
sz.Width = r.Next(w);
sz.Height = r.Next(h);
b.P1 = bz.P1 + sz;
b.P2 = bz.P2 + sz;
b.P3 = bz.P3 + sz;
b.P4 = bz.P4 + sz;
m_beziers.Add(b);
}
m_drawInfo = string.Format("Draw {0} beziers", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawText)
{
r = new Random(7737);
int itemCount = 200;
m_texts.Clear();
for (int i = 0; i < itemCount; i++)
{
PointF pt = new PointF(r.Next(w), r.Next(h));
m_texts.Add(pt);
}
m_drawInfo = string.Format("Draw {0} text", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawBitmaps)
{
m_drawInfo = "Draw overlapping transparent bitmaps";
}
m_fps = 0.0f;
UpdateInfo();
}
private void GenPrimitives()
{
SizeF csize = m_d2dGraphics.Size;
Random r = new Random(7737);
int w = (int)csize.Width;
int h = (int)csize.Height;
if (m_sampleDrawing == SampleDrawings.DrawFewStates)
{
m_drawInfo = "draw few states";
}
else if (m_sampleDrawing == SampleDrawings.FillSolidRects
|| m_sampleDrawing == SampleDrawings.FillGradientRects1
|| m_sampleDrawing == SampleDrawings.FillGradientRects2
|| m_sampleDrawing == SampleDrawings.FillGradientRects3
|| m_sampleDrawing == SampleDrawings.DrawRects
|| m_sampleDrawing == SampleDrawings.DrawRectsWithBitmapMasks
|| m_sampleDrawing == SampleDrawings.FillBmpRects)
{
int itemCount = 500;
m_rects.Clear();
for (int i = 0; i < itemCount; i++)
{
float cx = r.Next(-40, w);
float cy = r.Next(-40, h);
float width = r.Next(20, 140);
float height = r.Next(20, 140);
RectangleF rect =
new RectangleF(cx, cy, width, height);
m_rects.Add(rect);
}
if (m_sampleDrawing == SampleDrawings.FillSolidRects)
m_drawInfo = string.Format("Fill {0} solid rectangles", itemCount);
else if (m_sampleDrawing == SampleDrawings.FillGradientRects1
|| m_sampleDrawing == SampleDrawings.FillGradientRects2
|| m_sampleDrawing == SampleDrawings.FillGradientRects3)
m_drawInfo = string.Format("Fill {0} gradient rectangles", itemCount);
else if (m_sampleDrawing == SampleDrawings.FillBmpRects)
m_drawInfo = string.Format("Fill {0} rectangles using bitmap brush", itemCount);
else if (m_sampleDrawing == SampleDrawings.DrawRectsWithBitmapMasks)
m_drawInfo = string.Format("Fill {0} rectangles using bitmap's alpha blending", itemCount);
else
m_drawInfo = string.Format("Draw {0} rectangles", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.FillSolidRoundedRects
|| m_sampleDrawing == SampleDrawings.DrawRoundedRects)
{
int itemCount = 300;
m_roundedRects.Clear();
for (int i = 0; i < itemCount; i++)
{
float cx = r.Next(-40, w);
float cy = r.Next(-40, h);
float width = r.Next(20, 140);
float height = r.Next(20, 140);
D2dRoundedRect roundRect = new D2dRoundedRect();
roundRect.Rect = new RectangleF(cx, cy, width, height);
roundRect.RadiusX = 12;
roundRect.RadiusY = 12;
m_roundedRects.Add(roundRect);
}
if (m_sampleDrawing == SampleDrawings.FillSolidRoundedRects)
m_drawInfo = string.Format("Fill {0} solid rounded rectangles", itemCount);
else
m_drawInfo = string.Format("Draw {0} rounded rectangles", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawRandomLines1
|| m_sampleDrawing == SampleDrawings.DrawRandomLines2)
{
int itemCount = 2000;
m_lines.Clear();
for (int i = 0; i < itemCount; i++)
{
PointF pt1 = new PointF(r.Next(w), r.Next(h));
//PointF pt2 = new PointF(pt1.X + r.Next(-20, 20), pt1.Y+r.Next(-20, 20));
PointF pt2 = new PointF(r.Next(w), r.Next(h));
m_lines.Add(new Line(pt1, pt2));
}
if (m_sampleDrawing == SampleDrawings.DrawRandomLines1)
m_drawInfo = string.Format("Draw {0} lines width = 1", itemCount);
else
m_drawInfo = string.Format("Draw {0} lines width = 2", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawConnectedLines)
{
int itemCount = 200;
m_connectedLines.Clear();
for (int i = 0; i < itemCount; i++)
{
PointF pt = new PointF(r.Next(w), r.Next(h));
m_connectedLines.Add(pt);
}
m_drawInfo = string.Format("Draw {0} connected lines width = 2", itemCount - 1);
}
else if (m_sampleDrawing == SampleDrawings.FillSolidEllipse)
{
int itemCount = 300;
m_ellipses.Clear();
for (int i = 0; i < itemCount; i++)
{
D2dEllipse elp = new D2dEllipse();
elp.Center = new PointF(r.Next(w), r.Next(h));
elp.RadiusX = r.Next(20, 120);
elp.RadiusY = r.Next(20, 120);
m_ellipses.Add(elp);
}
m_drawInfo = string.Format("Fill {0} solid ellipses", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawOrbs)
{
int itemCount = 60;
m_ellipses.Clear();
for (int i = 0; i < itemCount; i++)
{
D2dEllipse elp = new D2dEllipse();
elp.Center = new PointF(r.Next(w), r.Next(h));
float rad = r.Next(60,120);
elp.RadiusX = rad;
elp.RadiusY = rad;
m_ellipses.Add(elp);
}
m_drawInfo = string.Format("Render {0} Glass balls", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawEllipse)
{
int itemCount = 200;
m_ellipses.Clear();
for (int i = 0; i < itemCount; i++)
{
int k = i + 10;
D2dEllipse elp = new D2dEllipse();
elp.Center = new PointF(k + k / 2, k + k / 2);
elp.RadiusX = k / 2;
elp.RadiusY = k / 2;
m_ellipses.Add(elp);
}
m_drawInfo = string.Format("Draw {0} ellipses", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawBeziers)
{
r = new Random(7737);
int itemCount = 200;
Bezier bz = new Bezier();
bz.P1 = new PointF(0, 0);
bz.P2 = new PointF(20f, 25f);
bz.P3 = new PointF(40f, -25f);
bz.P4 = new PointF(60f, 25f);
m_beziers.Clear();
for (int i = 0; i < itemCount; i++)
{
Bezier b = new Bezier();
SizeF sz = new SizeF();
sz.Width = r.Next(w);
sz.Height = r.Next(h);
b.P1 = bz.P1 + sz;
b.P2 = bz.P2 + sz;
b.P3 = bz.P3 + sz;
b.P4 = bz.P4 + sz;
m_beziers.Add(b);
}
m_drawInfo = string.Format("Draw {0} beziers", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawCachedBitmap)
{
m_drawInfo = "Draw of screen buffer (bitmap)";
}
else if (m_sampleDrawing == SampleDrawings.DrawText)
{
r = new Random(7737);
int itemCount = 200;
m_texts.Clear();
for (int i = 0; i < itemCount; i++)
{
PointF pt = new PointF(r.Next(w), r.Next(h));
m_texts.Add(pt);
}
m_drawInfo = string.Format("Draw {0} text", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawTextLayout)
{
foreach (D2dTextLayout txtlayout in m_textLayouts)
txtlayout.Dispose();
r = new Random(7737);
int itemCount = 200;
m_texts.Clear();
m_textLayouts.Clear();
for (int i = 0; i < itemCount; i++)
{
PointF pt = new PointF(r.Next(w), r.Next(h));
m_texts.Add(pt);
D2dTextLayout txtLayout =
D2dFactory.CreateTextLayout("Draw Text " + i, m_generalTextFormat);
m_textLayouts.Add(txtLayout);
}
m_drawInfo = string.Format("Draw {0} text layout", itemCount);
}
else if (m_sampleDrawing == SampleDrawings.DrawBitmaps)
{
m_drawInfo = "Draw overlapping transparent bitmaps";
}
else if (m_sampleDrawing == SampleDrawings.GdiInterOp)
{
m_drawInfo = "Gdi interop";
}
else if (m_sampleDrawing == SampleDrawings.DrawTriangle)
{
m_drawInfo = "Fill and draw a triangle";
}
m_fps = 0.0f;
UpdateInfo();
}