ultimatepp/uppdev/ScanLine/main.cpp
cxl 6fbbaa3265 Developing stroke
git-svn-id: svn://ultimatepp.org/upp/trunk@836 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2009-02-04 10:43:17 +00:00

144 lines
3.1 KiB
C++

#include "ScanLine.h"
Image PaintLion(Size sz);
struct Raget : VertexTarget {
Rasterizer& r;
virtual void Line(Pointf p) { r.Line(p.x, p.y); DUMP(p); }
virtual void Move(Pointf p) { r.Move(p.x, p.y); }
virtual void End() {}
Raget(Rasterizer& r) : r(r) {}
};
struct App : TopWindow {
double x1, y1, x2, y2, x3, y3;
String Text() {
return Format("r.Move(%f, %f);\nr.Line(%f, %f);\nr.Line(%f, %f);\nr.Line(%f, %f);\n", x1, y1, x2, y2, x3, y3, x1, y1);
}
virtual void LeftDown(Point p, dword keyflags)
{
x1 = p.x;
y1 = p.y;
Refresh();
ClearClipboard();
AppendClipboardText(Text());
}
virtual void RightDown(Point p, dword)
{
x2 = p.x;
y2 = p.y;
Refresh();
ClearClipboard();
AppendClipboardText(Text());
}
virtual void MouseMove(Point p, dword keyflags)
{
x3 = p.x;
y3 = p.y;
Refresh();
ClearClipboard();
AppendClipboardText(Text());
}
virtual void Paint(Draw& w) {
ImageBuffer ib(600, 600);
Fill(~ib, White(), ib.GetLength());
/* Apply(ib[20], 100, Black(), a);
a.x = 10;
Apply(ib[30], 100, Blue(), a);
for(int i = 0; i < 20; i++) {
b = Pack(i, line1, __countof(line1));
Apply(ib[50 + 2 * i], 100, Black(), And(a, b));
}
*/
Rasterizer r(600, 600);
// r.SetClip(RectfC(100, 100, 200, 200));
#if 0
r.Move(195.000000, 65.000000);
r.Line(0.000000, 0.000000);
r.Line(183.000000, 501.000000);
r.Line(195.000000, 65.000000);
#endif
#if 0
r.Move(x1, y1);
r.Line(x2, y2);
r.Line(x3, y3);
r.Line(x1, y1);
#endif
Raget q(r);
#if 1
r.Move(200, 300);
ApproximateQuadratic(q, Pointf(200, 300), Pointf(400, 50), Pointf(600, 300), 0.3);
r.Line(200, 300);
Render(ib, r, Red(), false);
#endif
r.Move(100, 200);
ApproximateCubic(q, Pointf(100, 200), Pointf(100, 100), Pointf(250, 100), Pointf(250, 200), 2);
r.Line(150, 400);
r.Line(100, 200);
Render(ib, r, Blue(), false);
LOG("---------");
/*
r.Move(200, 300);
Quadratic(q, Pointf(200, 300), Pointf(400, 50), Pointf(600, 300), 10);
r.Line(200, 300);
Render(ib, r, Blue(), false);
*/
w.DrawRect(GetSize(), White());
w.DrawImage(0, 0, ib);
w.DrawText(0, GetSize().cy - 40, Text());
// w.DrawImage(300, 300, PaintLion(GetSize()));
}
App() {
x1 = y1 = x2 = y2 = 0;
}
};
GUI_APP_MAIN {
App().Run();
#ifdef _DEBUG
// App().Run();
#else _DEBUG
Size sz(800, 600);
int time;
int time0 = GetTickCount();
int n = 0;
for(;;) {
time = GetTickCount();
if(time - time0 > 1000) break;
PAINTER_TIMING("All");
PaintLion(sz);
n++;
}
PromptOK("Benchmark: " + AsString(double(time - time0) / n) + " ms, " + AsString(n) + " times");
#endif
#if 0
ScanLine a, b, c;
static byte line1[] = { 1, 50, 100, 128, 128, 128, 128, 128, 100, 50, 1 };
a = Pack(0, line1, __countof(line1));
DUMP(a);
for(int i = 0; i < 16; i++) {
b = Pack(i, line1, __countof(line1));
DUMP(b);
DUMP(And(a, b));
DUMP(And(b, a));
}
int x = 0;
b = Pack(3, line1, __countof(line1));
for(int i = 0; i < 10000000; i++) {
RTIMING("And");
x += And(a, b).x;
}
#endif
}