public static void RenderGeometry(DrawingContext2D drawingContext, AptContext context,
Geometry shape, ItemTransform transform)
{
var matrix = transform.GeometryRotation;
matrix.Translation = transform.GeometryTranslation;
foreach (var e in shape.Entries)
{
switch (e)
{
case GeometryLines l:
{
var color = l.Color.ToColorRgbaF() * transform.ColorTransform;
foreach (var line in l.Lines)
{
drawingContext.DrawLine(
Line2D.Transform(line, matrix),
l.Thickness,
color);
}
break;
}
case GeometrySolidTriangles st:
{
var color = st.Color.ToColorRgbaF() * transform.ColorTransform;
foreach (var tri in st.Triangles)
{
drawingContext.FillTriangle(
Triangle2D.Transform(tri, matrix),
color);
}
break;
}
case GeometryTexturedTriangles tt:
{
var coordinatesTransform = new Matrix3x2
{
M11 = tt.RotScale.M11,
M12 = tt.RotScale.M12,
M21 = tt.RotScale.M21,
M22 = tt.RotScale.M22,
M31 = tt.Translation.X,
M32 = tt.Translation.Y
};
foreach (var tri in tt.Triangles)
{
//if (assignment is RectangleAssignment)
// throw new NotImplementedException();
var tex = context.GetTexture(tt.Image, shape);
drawingContext.FillTriangle(
tex,
Triangle2D.Transform(tri, coordinatesTransform),
Triangle2D.Transform(tri, matrix),
transform.ColorTransform);
}
break;
}
}
}
}
public void RenderGeometry(DrawingContext2D drawingContext, AptContext context,
Geometry shape, ItemTransform transform, Texture solidTexture)
{
CalculateTransform(ref transform, context);
var matrix = transform.GeometryRotation;
foreach (var e in shape.Entries)
{
switch (e)
{
case GeometryLines l:
{
var color = l.Color.ToColorRgbaF() * transform.ColorTransform;
foreach (var line in l.Lines)
{
drawingContext.DrawLine(
Line2D.Transform(line, matrix),
l.Thickness,
color);
}
break;
}
case GeometrySolidTriangles st:
{
var color = st.Color.ToColorRgbaF() * transform.ColorTransform;
foreach (var tri in st.Triangles)
{
if (solidTexture == null)
{
drawingContext.FillTriangle(
Triangle2D.Transform(tri, matrix),
color);
}
else
{
var destTri = Triangle2D.Transform(tri, matrix);
var coordTri = new Triangle2D(new Vector2(tri.V0.X / 100.0f * solidTexture.Width,
tri.V0.Y / 100.0f * solidTexture.Height),
new Vector2(tri.V1.X / 100.0f * solidTexture.Width,
tri.V1.Y / 100.0f * solidTexture.Height),
new Vector2(tri.V2.X / 100.0f * solidTexture.Width,
tri.V2.Y / 100.0f * solidTexture.Height));
drawingContext.FillTriangle(
solidTexture,
coordTri,
destTri,
new ColorRgbaF(1.0f, 1.0f, 1.0f, color.A));
}
}
break;
}
case GeometryTexturedTriangles tt:
{
var coordinatesTransform = new Matrix3x2
{
M11 = tt.RotScale.M11,
M12 = tt.RotScale.M12,
M21 = tt.RotScale.M21,
M22 = tt.RotScale.M22,
M31 = tt.Translation.X,
M32 = tt.Translation.Y
};
foreach (var tri in tt.Triangles)
{
//if (assignment is RectangleAssignment)
// throw new NotImplementedException();
var tex = context.GetTexture(tt.Image, shape);
drawingContext.FillTriangle(
tex,
Triangle2D.Transform(tri, coordinatesTransform),
Triangle2D.Transform(tri, matrix),
transform.ColorTransform);
}
break;
}
}
}
}
