modify tile_mixers target geom

diff --git a/cinelerra-5.1/cinelerra/mwindow.C b/cinelerra-5.1/cinelerra/mwindow.C
index c57c2ecf492e3943f0a7da3a0e5fc299f9a27685..f245018ad465f1dd1d1b41c2c5a0c59a0a7e9467 100644 (file)
--- a/cinelerra-5.1/cinelerra/mwindow.C
+++ b/cinelerra-5.1/cinelerra/mwindow.C
@@ -1489,6 +1489,7 @@ void MWindow::tile_mixers(int x1, int y1, int x2, int y2)
                if( x1 > x2 ) { int t = x1;  x1 = x2;  x2 = t; }
                if( y1 > y2 ) { int t = y1;  y1 = y2;  y2 = t; }
        }
+       int ow = edl->session->output_w, oh = edl->session->output_h;
        int nz = 0;
        for( int i=0; i<zwindows.size(); ++i ) {
                ZWindow *zwindow = zwindows[i];
@@ -1496,32 +1497,63 @@ void MWindow::tile_mixers(int x1, int y1, int x2, int y2)
                ++nz;
        }
        if( !nz ) return;
-       int zn = ceil(sqrt(nz));
-       int rw = gui->get_root_w(0), rh = gui->get_root_h(0);
-       if( x1 < 0 ) x1 = 0;
-       if( y1 < 0 ) y1 = 0;
-       if( x2 > rw ) x2 = rw;
-       if( y2 > rh ) y2 = rh;
-       int dx = x2 - x1, dy = y2 - y1;
-       int zw = dx / zn;
        int lt = BC_DisplayInfo::get_left_border();
        int top = BC_DisplayInfo::get_top_border();
        int bw = lt + BC_DisplayInfo::get_right_border();  // borders
        int bh = top + BC_DisplayInfo::get_bottom_border();
-       int zx = 0, zy = 0;  // window origins
        int mw = xS(10+10), mh = yS(10+10); // canvas margins
-       int rsz = 0, n = 0, dz = 0;
-       int ow = edl->session->output_w, oh = edl->session->output_h;
+       int dx = x2 - x1, dy = y2 - y1;
+       int64_t sz = dx * dy, best_r = sz;
+       int bx = 1, by = nz;
+       for( int nx=1; nx<=nz; ++nx ) {
+               int ny = ceil((double)nz / nx);
+               int zw = dx / nx;
+               int ww = zw - bw;
+               int hh = (ww - mw) * oh / ow + mh;
+               int zh = hh + bh;
+               int64_t za = zw*nx * zh*ny;
+               int64_t r = sz - za;
+               if( r < 0 ) continue;
+               if( r >= best_r ) continue;
+               best_r = r;
+               bx = nx;  by = ny;
+       }
+       for( int ny=1; ny<=nz; ++ny ) {
+               int nx = ceil((double)nz / ny);
+               int zh = dy / ny;
+               int hh = zh - bh;
+               int ww = (hh - mh) * ow / oh + mw;
+               int zw = ww + bw;
+               int64_t za = zw*nx * zh*ny;
+               int64_t r = sz - za;
+               if( r < 0 ) continue;
+               if( r >= best_r ) continue;
+               best_r = r;
+               bx = nx;  by = ny;
+       }
+       int zw, zh, ww, hh;
+       if( bx < by ) {
+               zh = dy / by;
+               hh = zh - bh;
+               ww = (hh - mh) * ow / oh + mw;
+               zw = ww + bw;
+       }
+       else {
+               zw = dx / bx;
+               ww = zw - bw;
+               hh = (ww - mw) * oh / ow + mh;
+               zh = hh + bh;
+       }
+
+       int zx = 0, zy = 0;  // window origins
+       int n = 0;
        for( int i=0; i<zwindows.size(); ++i ) {
                ZWindow *zwindow = zwindows[i];
                if( zwindow->idx < 0 ) continue;
-               int ww = zw - bw, hh = (ww - mw) * oh / ow + mh, zh = hh + bh;
-               if( rsz < hh ) rsz = hh;
                int xx = zx + x1, yy = zy + y1;
                int mx = x2 - zw, my = y2 - zh;
                if( xx > mx ) xx = mx;
                if( yy > my ) yy = my;
-               xx += lt + xS(dz);  yy += top + yS(dz);
                zwindow->reposition(xx,yy, ww,hh);
                if( zwindow->running() ) {
                        ZWindowGUI *gui = (ZWindowGUI *)zwindow->get_gui();
@@ -1529,11 +1561,9 @@ void MWindow::tile_mixers(int x1, int y1, int x2, int y2)
                        gui->BC_WindowBase::reposition_window(xx,yy, ww,hh);
                        gui->unlock_window();
                }
-               if( ++n >= zn ) {
-                       n = 0;  rsz += bh;
-                       if( (zy += rsz) > (dy - rsz) ) dz += 10;
-                       rsz = 0;
-                       zx = 0;
+               if( ++n >= bx ) {
+                       zx = 0;  zy += zh;
+                       n = 0;
                }
                else
                        zx += zw;

diff --git a/cinelerra-5.1/doc/shortcuts.html b/cinelerra-5.1/doc/shortcuts.html
index e48007150a837f9215a62044664c717f26f95ff6..0f557c3adfece8e2348a1cc57ff9d5f4db9b8180 100644 (file)
--- a/cinelerra-5.1/doc/shortcuts.html
+++ b/cinelerra-5.1/doc/shortcuts.html
@@ -760,7 +760,7 @@
                <td height="26" align="right"><font face="Liberation Serif" size=4><br></font></td>
                <td align="left"><font face="Liberation Serif" size=4>Drag Tile mixers</font></td>
                <td align="left"><font face="Liberation Serif" size=4>'Alt-t’</font></td>
-               <td align="left"><font face="Liberation Serif" size=4>Tile mixer windows to original position/size</font></td>
+               <td align="left"><font face="Liberation Serif" size=4>Create a drag box to be used to tile mixers</font></td>
        </tr>
        <tr>
                <td height="26" align="left"><font face="Liberation Serif" size=4><br></font></td>