-/* === S I N F G =========================================================== */
-/*! \file render.cpp
+/* === S Y N F I G ========================================================= */
+/*! \file synfig/render.cpp
** \brief Renderer
**
-** $Id: render.cpp,v 1.1.1.1 2005/01/04 01:23:14 darco Exp $
+** $Id$
**
** \legal
-** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
-** This software and associated documentation
-** are CONFIDENTIAL and PROPRIETARY property of
-** the above-mentioned copyright holder.
+** This package is free software; you can redistribute it and/or
+** modify it under the terms of the GNU General Public License as
+** published by the Free Software Foundation; either version 2 of
+** the License, or (at your option) any later version.
**
-** You may not copy, print, publish, or in any
-** other way distribute this software without
-** a prior written agreement with
-** the copyright holder.
+** This package is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+** General Public License for more details.
** \endlegal
*/
/* ========================================================================= */
/* === H E A D E R S ======================================================= */
-#define SINFG_NO_ANGLE
+#define SYNFIG_NO_ANGLE
#ifdef USING_PCH
# include "pch.h"
#endif
using namespace std;
-using namespace sinfg;
+using namespace synfig;
using namespace etl;
/* === M A C R O S ========================================================= */
/* === P R O C E D U R E S ================================================= */
bool
-sinfg::parametric_render(
+synfig::parametric_render(
Context context,
Surface &surface,
const RendDesc &desc,
bool
no_clamp=!desc.get_clamp();
-
+
int
w(desc.get_w()),
h(desc.get_h()),
a(desc.get_antialias());
-
+
Point
tl(desc.get_tl()),
br(desc.get_br());
-
+
//Gamma
// gamma(desc.get_gamma());
Color::value_type
pool; // Alpha pool (for correct alpha antialiasing)
-
+
// Calculate the number of channels
//chan=channels(desc.get_pixel_format());
-
+
// Calculate the distance between pixels
du=(br[0]-tl[0])/(Point::value_type)w;
dv=(br[1]-tl[1])/(Point::value_type)h;
//sv=tl[1]-(dv-dsv)/(Point::value_type)2.0;
su=tl[0];
sv=tl[1];
-
+
surface.set_wh(desc.get_w(),desc.get_h());
assert(surface);
-
+
// Loop through all horizontal lines
for(y=0,v=sv;y<h;y++,v+=dv)
{
Color *colordata=surface[y];
assert(colordata);
-
+
// If we have a callback that we need
// to report to, do so now.
if(callback)
c/=pool;
}
}
-
+
// Give the callback one more last call,
// this time with the full height as the
// current line
}
bool
-sinfg::render(
+synfig::render(
Context context,
Target_Scanline::Handle target,
const RendDesc &desc,
bool
no_clamp=!desc.get_clamp();
-
+
int
w(desc.get_w()),
h(desc.get_h()),
a(desc.get_antialias());
-
+
Point
tl(desc.get_tl()),
br(desc.get_br());
-
+
//Gamma
// gamma(desc.get_gamma());
pool; // Alpha pool (for correct alpha antialiasing)
assert(target);
-
- // If we do not have a a target then bail
+
+ // If we do not have a target then bail
if(!target)
return false;
-
+
// Calculate the number of channels
//chan=channels(desc.get_pixel_format());
-
+
// Calculate the distance between pixels
du=(br[0]-tl[0])/(Point::value_type)w;
dv=(br[1]-tl[1])/(Point::value_type)h;
// Mark the start of a new frame.
if(!target->start_frame(callback))
return false;
-
+
// Loop through all horizontal lines
for(y=0,v=sv;y<h;y++,v+=dv)
{
else throw(string(_("Target panic")));
return false;
}
-
+
// If we have a callback that we need
// to report to, do so now.
if(callback)
{
// If the callback returns false,
// then the render has been aborted.
- // Exit gracefuly.
+ // Exit gracefully.
target->end_scanline();
target->end_frame();
return false;
}
}
-
+
// Finish up the target's frame
target->end_frame();
}
bool
-sinfg::render_threaded(
+synfig::render_threaded(
Context context,
Target_Scanline::Handle target,
const RendDesc &desc,
}
}
} *render_thread;
-
+
int i, mythread=-1;
-
+
Point::value_type
u,v, // Current location in image
su,sv, // Starting locations
bool
no_clamp=!desc.get_clamp();
-
+
int
w(desc.get_w()),
h(desc.get_h()),
a(desc.get_antialias());
-
+
Point
tl(desc.get_tl()),
br(desc.get_br());
-
+
int
x,y, // Current location on output bitmap
x2,y2; // Subpixel counters
pool; // Alpha pool (for correct alpha antialiasing)
assert(target);
-
- // If we do not have a a target then bail
+
+ // If we do not have a target then bail
if(!target)
return false;
-
+
// Calculate the distance between pixels
du=(br[0]-tl[0])/(Point::value_type)w;
dv=(br[1]-tl[1])/(Point::value_type)h;
sv=tl[1]-(dv-dsv)/(Point::value_type)2.0;
render_thread=new _render_thread[threads];
-
+
// Start the forks
for(i=0;i<threads;i++)
{
}
render_thread[i].pid=pid;
}
-
+
// Mark the start of a new frame.
if(!target->start_frame(callback))
return false;
else throw(string(_("Target panic")));
return false;
}
-
+
// If we have a callback that we need
// to report to, do so now.
if(callback)
{
// If the callback returns false,
// then the render has been aborted.
- // Exit gracefuly.
+ // Exit gracefully.
target->end_scanline();
target->end_frame();
delete [] render_thread;
return false;
}
-
+
read(render_thread[y%threads].pipe_read,colordata,w*sizeof(Color));
-
+
// Send the buffer to the render target.
// If anything goes wrong, cleanup and bail.
if(!target->end_scanline())
// current line
if(callback)
callback->amount_complete(h,h);
-
+
delete [] render_thread;
return true;
renderthread:
-
+
// Change the random seed, so that each thread has a different one
srand(mythread*20+threads+time(0));
-
+
Color *buffer(new Color[w]);
// Loop through all horizontal lines
// Set the current pixel pointer
// to the start of the line
Color* colordata(buffer);
-
+
// Loop through every pixel in row
for(x=0,u=su;x<w;x++,u+=du)
{
if(pool)
c/=pool;
}
-
+
// Send the buffer to the primary thread.
write(render_thread[mythread].pipe_write,buffer,w*sizeof(Color));
}
-
+
delete [] buffer;
-
+
_exit(0);
- return false;
+ return false;
#else
return render(context, target, desc, callback);
-#endif
+#endif
}
projects / synfig.git / blobdiff