static void Identity_pts(uiMatrix3 m, uiOffset[] dst, uiOffset[] src, int count)
{
D.assert(m._getType() == 0);
if (dst != src && count > 0)
{
Array.Copy(src, dst, count);
}
}
static void Trans_pts(uiMatrix3 m, uiOffset[] dst, uiOffset[] src, int count)
{
D.assert(m._getType() <= TypeMask.kTranslate_Mask);
if (count > 0)
{
var tx = m.getTranslateX();
var ty = m.getTranslateY();
for (int i = 0; i < count; ++i)
{
dst[i] = new uiOffset(src[i].dx + tx, src[i].dy + ty);
}
}
}
static void Scale_pts(uiMatrix3 m, ref uiOffset[] dst, ref uiOffset[] src, int count)
{
D.assert(m._getType() <= (TypeMask.kScale_Mask | TypeMask.kTranslate_Mask));
if (count > 0)
{
var tx = m.getTranslateX();
var ty = m.getTranslateY();
var sx = m.getScaleX();
var sy = m.getScaleY();
for (int i = 0; i < count; ++i)
{
dst[i] = new uiOffset(src[i].dx * sx + tx, src[i].dy * sy + ty);
}
}
}
static void Affine_pts(uiMatrix3 m, uiOffset[] dst, uiOffset[] src, int count)
{
D.assert(m._getType() != TypeMask.kPerspective_Mask);
if (count > 0)
{
var tx = m.getTranslateX();
var ty = m.getTranslateY();
var sx = m.getScaleX();
var sy = m.getScaleY();
var kx = m.getSkewX();
var ky = m.getSkewY();
for (int i = 0; i < count; ++i)
{
dst[i] = new uiOffset(
src[i].dx * sx + src[i].dy * kx + tx,
src[i].dx * ky + src[i].dy * sy + ty);
}
}
}