public static void lib3ds_viewport_write(Lib3dsViewport viewport, Lib3dsIo io)
{
if(viewport.layout_views.Count!=0)
{
Lib3dsChunk c_viewport_layout=new Lib3dsChunk();
c_viewport_layout.chunk=Lib3dsChunks.CHK_VIEWPORT_LAYOUT;
lib3ds_chunk_write_start(c_viewport_layout, io);
lib3ds_io_write_word(io, (ushort)viewport.layout_style);
lib3ds_io_write_intw(io, viewport.layout_active);
lib3ds_io_write_intw(io, 0);
lib3ds_io_write_intw(io, viewport.layout_swap);
lib3ds_io_write_intw(io, 0);
lib3ds_io_write_intw(io, viewport.layout_swap_prior);
lib3ds_io_write_intw(io, viewport.layout_swap_view);
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEWPORT_SIZE;
c.size=14;
lib3ds_chunk_write(c, io);
lib3ds_io_write_word(io, viewport.layout_position[0]);
lib3ds_io_write_word(io, viewport.layout_position[1]);
lib3ds_io_write_word(io, viewport.layout_size[0]);
lib3ds_io_write_word(io, viewport.layout_size[1]);
}
foreach(Lib3dsView layout_view in viewport.layout_views)
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEWPORT_DATA_3;
c.size=55;
lib3ds_chunk_write(c, io);
lib3ds_io_write_intw(io, 0);
lib3ds_io_write_word(io, layout_view.axis_lock);
lib3ds_io_write_intw(io, layout_view.position[0]);
lib3ds_io_write_intw(io, layout_view.position[1]);
lib3ds_io_write_intw(io, layout_view.size[0]);
lib3ds_io_write_intw(io, layout_view.size[1]);
lib3ds_io_write_word(io, (ushort)layout_view.type);
lib3ds_io_write_float(io, layout_view.zoom);
lib3ds_io_write_vector(io, layout_view.center);
lib3ds_io_write_float(io, layout_view.horiz_angle);
lib3ds_io_write_float(io, layout_view.vert_angle);
lib3ds_io_write(io, layout_view.camera, 11);
}
lib3ds_chunk_write_end(c_viewport_layout, io);
}
if(viewport.default_type!=0)
{
Lib3dsChunk c_default_view=new Lib3dsChunk();
c_default_view.chunk=Lib3dsChunks.CHK_DEFAULT_VIEW;
lib3ds_chunk_write_start(c_default_view, io);
switch(viewport.default_type)
{
case Lib3dsViewType.LIB3DS_VIEW_TOP:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_TOP;
c.size=22;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_BOTTOM:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_BOTTOM;
c.size=22;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_LEFT:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_LEFT;
c.size=22;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_RIGHT:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_RIGHT;
c.size=22;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_FRONT:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_FRONT;
c.size=22;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_BACK:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_BACK;
c.size=22;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_USER:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_USER;
c.size=34;
lib3ds_chunk_write(c, io);
lib3ds_io_write_vector(io, viewport.default_position);
lib3ds_io_write_float(io, viewport.default_width);
lib3ds_io_write_float(io, viewport.default_horiz_angle);
lib3ds_io_write_float(io, viewport.default_vert_angle);
lib3ds_io_write_float(io, viewport.default_roll_angle);
}
break;
case Lib3dsViewType.LIB3DS_VIEW_CAMERA:
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_VIEW_CAMERA;
c.size=17;
lib3ds_chunk_write(c, io);
lib3ds_io_write(io, viewport.default_camera, 11);
}
break;
}
lib3ds_chunk_write_end(c_default_view, io);
}
}
public static void lib3ds_viewport_read(Lib3dsViewport viewport, Lib3dsIo io)
{
Lib3dsChunk c=new Lib3dsChunk();
Lib3dsChunks chunk;
viewport.Clear();
lib3ds_chunk_read_start(c, 0, io);
switch(c.chunk)
{
case Lib3dsChunks.CHK_VIEWPORT_LAYOUT:
viewport.layout_style=(Lib3dsLayoutStyle)lib3ds_io_read_word(io);
viewport.layout_active=lib3ds_io_read_intw(io);
lib3ds_io_read_intw(io);
viewport.layout_swap=lib3ds_io_read_intw(io);
lib3ds_io_read_intw(io);
viewport.layout_swap_prior=lib3ds_io_read_intw(io);
viewport.layout_swap_view=lib3ds_io_read_intw(io);
lib3ds_chunk_read_tell(c, io);
while((chunk=lib3ds_chunk_read_next(c, io))!=0)
{
switch(chunk)
{
case Lib3dsChunks.CHK_VIEWPORT_SIZE:
viewport.layout_position[0]=lib3ds_io_read_word(io);
viewport.layout_position[1]=lib3ds_io_read_word(io);
viewport.layout_size[0]=lib3ds_io_read_word(io);
viewport.layout_size[1]=lib3ds_io_read_word(io);
break;
case Lib3dsChunks.CHK_VIEWPORT_DATA_3:
{
lib3ds_io_read_intw(io);
Lib3dsView layout_view=new Lib3dsView();
layout_view.axis_lock=lib3ds_io_read_word(io);
layout_view.position[0]=lib3ds_io_read_intw(io);
layout_view.position[1]=lib3ds_io_read_intw(io);
layout_view.size[0]=lib3ds_io_read_intw(io);
layout_view.size[1]=lib3ds_io_read_intw(io);
layout_view.type=(Lib3dsViewType)lib3ds_io_read_word(io);
layout_view.zoom=lib3ds_io_read_float(io);
lib3ds_io_read_vector(io, layout_view.center);
layout_view.horiz_angle=lib3ds_io_read_float(io);
layout_view.vert_angle=lib3ds_io_read_float(io);
lib3ds_io_read(io, layout_view.camera, 11);
viewport.layout_views.Add(layout_view);
}
break;
case Lib3dsChunks.CHK_VIEWPORT_DATA: break; // 3DS R2 & R3 chunk unsupported
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
break;
case Lib3dsChunks.CHK_DEFAULT_VIEW:
while((chunk=lib3ds_chunk_read_next(c, io))!=0)
{
switch(chunk)
{
case Lib3dsChunks.CHK_VIEW_TOP:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_TOP;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_BOTTOM:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_BOTTOM;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_LEFT:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_LEFT;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_RIGHT:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_RIGHT;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_FRONT:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_FRONT;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_BACK:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_BACK;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_USER:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_USER;
lib3ds_io_read_vector(io, viewport.default_position);
viewport.default_width=lib3ds_io_read_float(io);
viewport.default_horiz_angle=lib3ds_io_read_float(io);
viewport.default_vert_angle=lib3ds_io_read_float(io);
viewport.default_roll_angle=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_VIEW_CAMERA:
viewport.default_type=Lib3dsViewType.LIB3DS_VIEW_CAMERA;
lib3ds_io_read(io, viewport.default_camera, 11);
break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
break;
}
lib3ds_chunk_read_end(c, io);
}
