public virtual void OnDraw()
{
for (int i = 0; i < m_Children.Count; i++)
{
GUIWidget <T> child = m_Children[i];
if (child.Visible)
{
GetRenderer().PushTransform();
//Affine transform = GetRenderer().GetTransform();
//transform *= child.GetTransform();
IAffineTransformMatrix <T> transform = GetRenderer().GetTransform();
transform = MatrixFactory <T> .CreateAffine(transform.Multiply(child.GetTransform()));
//transform *= child.GetTransform();
GetRenderer().SetTransform(transform);
child.OnDraw();
#if false
if (Focused)
{
RoundedRect rect = new RoundedRect(-5, -5, 5, 5, 0);
GetRenderer().Render(rect, new RGBA_Bytes(1.0, 0, 0, .5));
}
#endif
GetRenderer().PopTransform();
}
}
}
public void InvertTest()
{
//Affine a = Affine.NewIdentity();
IAffineTransformMatrix <DoubleComponent> a =
MatrixFactory <DoubleComponent> .NewIdentity(VectorDimension.Two);
a.Translate(
MatrixFactory <DoubleComponent> .CreateVector2D(
M.New <DoubleComponent>(10),
M.New <DoubleComponent>(10)));
IAffineTransformMatrix <DoubleComponent> b = MatrixFactory <DoubleComponent> .CreateAffine(a);
b = b.Inverse;
DoubleComponent x = 100;
DoubleComponent y = 100;
DoubleComponent newx = x;
DoubleComponent newy = y;
IVector <DoubleComponent> v1 =
MatrixFactory <DoubleComponent> .CreateVector2D(
M.New <DoubleComponent>(100),
M.New <DoubleComponent>(100));
IVector <DoubleComponent> v2 = a.TransformVector(v1);
IVector <DoubleComponent> v3 = b.TransformVector(v2);
//a.Transform(ref newx, ref newy);
//b.Transform(ref newx, ref newy);
Assert.AreEqual((double)v1[0], (double)v3[0], .001);
Assert.AreEqual((double)v1[1], (double)v3[1], .001);
}
void transform_image(double angle)
{
double width = rbuf_img(0).Width;
double height = rbuf_img(0).Height;
#if SourceDepth24
FormatRGB pixf = new FormatRGB(rbuf_img(0), new BlenderBGR());
FormatRGB pixf_pre = new FormatRGB(rbuf_img(0), new BlenderPreMultBGR());
#else
pixfmt_alpha_blend_rgba32 pixf = new pixfmt_alpha_blend_rgba32(rbuf_img(0), new blender_bgra32());
pixfmt_alpha_blend_rgba32 pixf_pre = new pixfmt_alpha_blend_rgba32(rbuf_img(0), new blender_bgra_pre());
#endif
FormatClippingProxy rb = new FormatClippingProxy(pixf);
FormatClippingProxy rb_pre = new FormatClippingProxy(pixf_pre);
rb.Clear(new RGBA_Doubles(1.0, 1.0, 1.0));
IAffineTransformMatrix <T> src_mtx = MatrixFactory <T> .NewIdentity(VectorDimension.Two);
src_mtx.Translate(MatrixFactory <T> .CreateVector2D(-width / 2.0, -height / 2.0));
src_mtx.RotateAlong(MatrixFactory <T> .CreateVector2D(0, 0), angle * Math.PI / 180.0);
src_mtx.Translate(MatrixFactory <T> .CreateVector2D(width / 2.0, height / 2.0));
IAffineTransformMatrix <T> img_mtx = MatrixFactory <T> .CreateAffine(src_mtx);
img_mtx = img_mtx.Inverse;
double r = width;
if (height < r)
{
r = height;
}
r *= 0.5;
r -= 4.0;
VertexSource.Ellipse <T> ell = new AGG.VertexSource.Ellipse <T>(width / 2.0, height / 2.0, r, r, 200);
ConvTransform <T> tr = new ConvTransform <T>(ell, src_mtx);
m_num_pix += r * r * Math.PI;
SpanInterpolatorLinear <T> interpolator = new SpanInterpolatorLinear <T>(img_mtx);
ImageFilterLookUpTable <T> filter = new ImageFilterLookUpTable <T>();
bool norm = m_normalize.status();
#if SourceDepth24
FormatRGB pixf_img = new FormatRGB(rbuf_img(1), new BlenderBGR());
#else
pixfmt_alpha_blend_rgba32 pixf_img = new pixfmt_alpha_blend_rgba32(rbuf_img(1), new blender_bgra32());
#endif
RasterBufferAccessorClip source = new RasterBufferAccessorClip(pixf_img, RGBA_Doubles.RgbaPre(0, 0, 0, 0));
switch (m_filters.cur_item())
{
case 0:
{
#if SourceDepth24
SpanImageFilterRgbNN <T> sg = new SpanImageFilterRgbNN <T>(source, interpolator);
#else
span_image_filter_rgba_nn sg = new span_image_filter_rgba_nn(source, interpolator);
#endif
m_Rasterizer.AddPath(tr);
Renderer <T> .GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, rb_pre, m_SpanAllocator, sg);
}
break;
case 1:
{
#if SourceDepth24
//span_image_filter_rgb_bilinear_clip sg = new span_image_filter_rgb_bilinear_clip(pixf_img, rgba.rgba_pre(0, 0.4, 0, 0.5), interpolator);
SpanImageFilterRgbBilinear <T> sg = new SpanImageFilterRgbBilinear <T>(source, interpolator);
#else
//span_image_filter_rgba_bilinear_clip sg = new span_image_filter_rgba_bilinear_clip(pixf_img, rgba.rgba_pre(0, 0, 0, 0), interpolator);
span_image_filter_rgba_bilinear sg = new span_image_filter_rgba_bilinear(source, interpolator);
#endif
m_Rasterizer.AddPath(tr);
Renderer <T> .GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, rb_pre, m_SpanAllocator, sg);
}
break;
case 5:
case 6:
case 7:
{
switch (m_filters.cur_item())
{
case 5: filter.Calculate(new ImageFilterHanning <T>(), norm); break;
case 6: filter.Calculate(new ImageFilterHamming <T>(), norm); break;
case 7: filter.Calculate(new ImageFilterHermite <T>(), norm); break;
}
SpanImageFilterRgb2x2 <T> sg = new SpanImageFilterRgb2x2 <T>(source, interpolator, filter);
m_Rasterizer.AddPath(tr);
Renderer <T> .GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, rb_pre, m_SpanAllocator, sg);
}
break;
case 2:
case 3:
case 4:
case 8:
case 9:
case 10:
case 11:
case 12:
case 13:
case 14:
case 15:
case 16:
{
switch (m_filters.cur_item())
{
case 2: filter.Calculate(new ImageFilterBicubic <T>(), norm); break;
case 3: filter.Calculate(new ImageFilterSpline16 <T>(), norm); break;
case 4: filter.Calculate(new ImageFilterSpline36 <T>(), norm); break;
case 8: filter.Calculate(new ImageFilterKaiser <T>(), norm); break;
case 9: filter.Calculate(new ImageFilterQuadric <T>(), norm); break;
case 10: filter.Calculate(new ImageFilterCatrom <T>(), norm); break;
case 11: filter.Calculate(new ImageFilterGaussian <T>(), norm); break;
case 12: filter.Calculate(new ImageFilterBessel <T>(), norm); break;
case 13: filter.Calculate(new ImageFilterMitchell <T>(), norm); break;
case 14: filter.Calculate(new ImageFilterSinc <T>(m_radius.value()), norm); break;
case 15: filter.Calculate(new ImageFilterLanczos <T>(m_radius.value()), norm); break;
case 16:
filter.Calculate(new ImageFilterBlackman <T>(m_radius.value()), norm);
break;
}
#if SourceDepth24
SpanImageFilterRgb <T> sg = new SpanImageFilterRgb <T>(source, interpolator, filter);
#else
span_image_filter_rgb sg = new span_image_filter_rgba(source, interpolator, filter);
#endif
m_Rasterizer.AddPath(tr);
Renderer <T> .GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, rb_pre, m_SpanAllocator, sg);
}
break;
}
}
