static void distance_cue_read(Lib3dsAtmosphere at, Lib3dsIo io)
{
Lib3dsChunk c = new Lib3dsChunk();
Lib3dsChunks chunk;
lib3ds_chunk_read_start(c, Lib3dsChunks.CHK_DISTANCE_CUE, io);
at.dist_cue_near_plane = lib3ds_io_read_float(io);
at.dist_cue_near_dimming = lib3ds_io_read_float(io);
at.dist_cue_far_plane = lib3ds_io_read_float(io);
at.dist_cue_far_dimming = lib3ds_io_read_float(io);
lib3ds_chunk_read_tell(c, io);
while ((chunk = lib3ds_chunk_read_next(c, io)) != 0)
{
switch (chunk)
{
case Lib3dsChunks.CHK_DCUE_BGND: at.dist_cue_background = true; break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
lib3ds_chunk_read_end(c, io);
}
static void fog_read(Lib3dsAtmosphere at, Lib3dsIo io)
{
Lib3dsChunk c = new Lib3dsChunk();
Lib3dsChunks chunk;
lib3ds_chunk_read_start(c, Lib3dsChunks.CHK_FOG, io);
at.fog_near_plane = lib3ds_io_read_float(io);
at.fog_near_density = lib3ds_io_read_float(io);
at.fog_far_plane = lib3ds_io_read_float(io);
at.fog_far_density = lib3ds_io_read_float(io);
lib3ds_chunk_read_tell(c, io);
while ((chunk = lib3ds_chunk_read_next(c, io)) != 0)
{
switch (chunk)
{
case Lib3dsChunks.CHK_LIN_COLOR_F:
for (int i = 0; i < 3; i++)
{
at.fog_color[i] = lib3ds_io_read_float(io);
}
break;
case Lib3dsChunks.CHK_COLOR_F: break;
case Lib3dsChunks.CHK_FOG_BGND: at.fog_background = true; break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
lib3ds_chunk_read_end(c, io);
}
static void layer_fog_read(Lib3dsAtmosphere at, Lib3dsIo io)
{
Lib3dsChunk c = new Lib3dsChunk();
Lib3dsChunks chunk;
bool have_lin = false;
lib3ds_chunk_read_start(c, Lib3dsChunks.CHK_LAYER_FOG, io);
at.layer_fog_near_y = lib3ds_io_read_float(io);
at.layer_fog_far_y = lib3ds_io_read_float(io);
at.layer_fog_density = lib3ds_io_read_float(io);
at.layer_fog_flags = lib3ds_io_read_dword(io);
lib3ds_chunk_read_tell(c, io);
while ((chunk = lib3ds_chunk_read_next(c, io)) != 0)
{
switch (chunk)
{
case Lib3dsChunks.CHK_LIN_COLOR_F:
lib3ds_io_read_rgb(io, at.layer_fog_color);
have_lin = true;
break;
case Lib3dsChunks.CHK_COLOR_F:
lib3ds_io_read_rgb(io, at.layer_fog_color);
break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
lib3ds_chunk_read_end(c, io);
}
public static void lib3ds_atmosphere_read(Lib3dsAtmosphere atmosphere, Lib3dsIo io)
{
Lib3dsChunk c = new Lib3dsChunk();
lib3ds_chunk_read(c, io);
switch (c.chunk)
{
case Lib3dsChunks.CHK_FOG:
lib3ds_chunk_read_reset(c, io);
fog_read(atmosphere, io);
break;
case Lib3dsChunks.CHK_LAYER_FOG:
lib3ds_chunk_read_reset(c, io);
layer_fog_read(atmosphere, io);
break;
case Lib3dsChunks.CHK_DISTANCE_CUE:
lib3ds_chunk_read_reset(c, io);
distance_cue_read(atmosphere, io);
break;
case Lib3dsChunks.CHK_USE_FOG:
atmosphere.use_fog = true;
break;
case Lib3dsChunks.CHK_USE_LAYER_FOG:
atmosphere.use_layer_fog = true;
break;
case Lib3dsChunks.CHK_USE_DISTANCE_CUE:
atmosphere.use_dist_cue = true;
break;
}
}
static void layer_fog_read(Lib3dsAtmosphere at, Lib3dsIo io)
{
Lib3dsChunk c=new Lib3dsChunk();
Lib3dsChunks chunk;
//bool have_lin=false;
lib3ds_chunk_read_start(c, Lib3dsChunks.CHK_LAYER_FOG, io);
at.layer_fog_near_y=lib3ds_io_read_float(io);
at.layer_fog_far_y=lib3ds_io_read_float(io);
at.layer_fog_density=lib3ds_io_read_float(io);
at.layer_fog_flags=lib3ds_io_read_dword(io);
lib3ds_chunk_read_tell(c, io);
while((chunk=lib3ds_chunk_read_next(c, io))!=0)
{
switch(chunk)
{
case Lib3dsChunks.CHK_LIN_COLOR_F:
lib3ds_io_read_rgb(io, at.layer_fog_color);
//have_lin=true;
break;
case Lib3dsChunks.CHK_COLOR_F:
lib3ds_io_read_rgb(io, at.layer_fog_color);
break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
lib3ds_chunk_read_end(c, io);
}
static void fog_read(Lib3dsAtmosphere at, Lib3dsIo io)
{
Lib3dsChunk c=new Lib3dsChunk();
Lib3dsChunks chunk;
lib3ds_chunk_read_start(c, Lib3dsChunks.CHK_FOG, io);
at.fog_near_plane=lib3ds_io_read_float(io);
at.fog_near_density=lib3ds_io_read_float(io);
at.fog_far_plane=lib3ds_io_read_float(io);
at.fog_far_density=lib3ds_io_read_float(io);
lib3ds_chunk_read_tell(c, io);
while((chunk=lib3ds_chunk_read_next(c, io))!=0)
{
switch(chunk)
{
case Lib3dsChunks.CHK_LIN_COLOR_F:
for(int i=0; i<3; i++) at.fog_color[i]=lib3ds_io_read_float(io);
break;
case Lib3dsChunks.CHK_COLOR_F: break;
case Lib3dsChunks.CHK_FOG_BGND: at.fog_background=true; break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
lib3ds_chunk_read_end(c, io);
}
static void distance_cue_read(Lib3dsAtmosphere at, Lib3dsIo io)
{
Lib3dsChunk c=new Lib3dsChunk();
Lib3dsChunks chunk;
lib3ds_chunk_read_start(c, Lib3dsChunks.CHK_DISTANCE_CUE, io);
at.dist_cue_near_plane=lib3ds_io_read_float(io);
at.dist_cue_near_dimming=lib3ds_io_read_float(io);
at.dist_cue_far_plane=lib3ds_io_read_float(io);
at.dist_cue_far_dimming=lib3ds_io_read_float(io);
lib3ds_chunk_read_tell(c, io);
while((chunk=lib3ds_chunk_read_next(c, io))!=0)
{
switch(chunk)
{
case Lib3dsChunks.CHK_DCUE_BGND: at.dist_cue_background=true; break;
default: lib3ds_chunk_unknown(chunk, io); break;
}
}
lib3ds_chunk_read_end(c, io);
}
public static void lib3ds_atmosphere_write(Lib3dsAtmosphere atmosphere, Lib3dsIo io)
{
if (atmosphere.use_fog)
{ // ---- LIB3DS_FOG ----
Lib3dsChunk c_fog = new Lib3dsChunk();
c_fog.chunk = Lib3dsChunks.CHK_FOG;
lib3ds_chunk_write_start(c_fog, io);
lib3ds_io_write_float(io, atmosphere.fog_near_plane);
lib3ds_io_write_float(io, atmosphere.fog_near_density);
lib3ds_io_write_float(io, atmosphere.fog_far_plane);
lib3ds_io_write_float(io, atmosphere.fog_far_density);
{
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_COLOR_F;
c.size = 18;
lib3ds_chunk_write(c, io);
lib3ds_io_write_rgb(io, atmosphere.fog_color);
}
if (atmosphere.fog_background)
{
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_FOG_BGND;
c.size = 6;
lib3ds_chunk_write(c, io);
}
lib3ds_chunk_write_end(c_fog, io);
}
if (atmosphere.use_layer_fog)
{ // ---- LIB3DS_LAYER_FOG ----
Lib3dsChunk c_layer_fog = new Lib3dsChunk();
c_layer_fog.chunk = Lib3dsChunks.CHK_LAYER_FOG;
c_layer_fog.size = 40;
lib3ds_chunk_write(c_layer_fog, io);
lib3ds_io_write_float(io, atmosphere.layer_fog_near_y);
lib3ds_io_write_float(io, atmosphere.layer_fog_far_y);
lib3ds_io_write_float(io, atmosphere.layer_fog_near_y);
lib3ds_io_write_dword(io, atmosphere.layer_fog_flags);
{
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_COLOR_F;
c.size = 18;
lib3ds_chunk_write(c, io);
lib3ds_io_write_rgb(io, atmosphere.fog_color);
}
}
if (atmosphere.use_dist_cue)
{ // ---- LIB3DS_DISTANCE_CUE ----
Lib3dsChunk c_distance_cue = new Lib3dsChunk();
c_distance_cue.chunk = Lib3dsChunks.CHK_DISTANCE_CUE;
lib3ds_chunk_write_start(c_distance_cue, io);
lib3ds_io_write_float(io, atmosphere.dist_cue_near_plane);
lib3ds_io_write_float(io, atmosphere.dist_cue_near_dimming);
lib3ds_io_write_float(io, atmosphere.dist_cue_far_plane);
lib3ds_io_write_float(io, atmosphere.dist_cue_far_dimming);
if (atmosphere.dist_cue_background)
{
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_DCUE_BGND;
c.size = 6;
lib3ds_chunk_write(c, io);
}
lib3ds_chunk_write_end(c_distance_cue, io);
}
if (atmosphere.use_fog)
{ // ---- LIB3DS_USE_FOG ----
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_USE_FOG;
c.size = 6;
lib3ds_chunk_write(c, io);
}
if (atmosphere.use_layer_fog)
{ // ---- LIB3DS_USE_LAYER_FOG ----
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_USE_LAYER_FOG;
c.size = 6;
lib3ds_chunk_write(c, io);
}
if (atmosphere.use_dist_cue)
{ // ---- LIB3DS_USE_DISTANCE_CUE ----
Lib3dsChunk c = new Lib3dsChunk();
c.chunk = Lib3dsChunks.CHK_USE_V_GRADIENT;
c.size = 6;
lib3ds_chunk_write(c, io);
}
}
public static void lib3ds_atmosphere_read(Lib3dsAtmosphere atmosphere, Lib3dsIo io)
{
Lib3dsChunk c=new Lib3dsChunk();
lib3ds_chunk_read(c, io);
switch(c.chunk)
{
case Lib3dsChunks.CHK_FOG:
lib3ds_chunk_read_reset(c, io);
fog_read(atmosphere, io);
break;
case Lib3dsChunks.CHK_LAYER_FOG:
lib3ds_chunk_read_reset(c, io);
layer_fog_read(atmosphere, io);
break;
case Lib3dsChunks.CHK_DISTANCE_CUE:
lib3ds_chunk_read_reset(c, io);
distance_cue_read(atmosphere, io);
break;
case Lib3dsChunks.CHK_USE_FOG:
atmosphere.use_fog=true;
break;
case Lib3dsChunks.CHK_USE_LAYER_FOG:
atmosphere.use_layer_fog=true;
break;
case Lib3dsChunks.CHK_USE_DISTANCE_CUE:
atmosphere.use_dist_cue=true;
break;
}
}
public static void lib3ds_atmosphere_write(Lib3dsAtmosphere atmosphere, Lib3dsIo io)
{
if(atmosphere.use_fog)
{ // ---- LIB3DS_FOG ----
Lib3dsChunk c_fog=new Lib3dsChunk();
c_fog.chunk=Lib3dsChunks.CHK_FOG;
lib3ds_chunk_write_start(c_fog, io);
lib3ds_io_write_float(io, atmosphere.fog_near_plane);
lib3ds_io_write_float(io, atmosphere.fog_near_density);
lib3ds_io_write_float(io, atmosphere.fog_far_plane);
lib3ds_io_write_float(io, atmosphere.fog_far_density);
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_COLOR_F;
c.size=18;
lib3ds_chunk_write(c, io);
lib3ds_io_write_rgb(io, atmosphere.fog_color);
}
if(atmosphere.fog_background)
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_FOG_BGND;
c.size=6;
lib3ds_chunk_write(c, io);
}
lib3ds_chunk_write_end(c_fog, io);
}
if(atmosphere.use_layer_fog)
{ // ---- LIB3DS_LAYER_FOG ----
Lib3dsChunk c_layer_fog=new Lib3dsChunk();
c_layer_fog.chunk=Lib3dsChunks.CHK_LAYER_FOG;
c_layer_fog.size=40;
lib3ds_chunk_write(c_layer_fog, io);
lib3ds_io_write_float(io, atmosphere.layer_fog_near_y);
lib3ds_io_write_float(io, atmosphere.layer_fog_far_y);
lib3ds_io_write_float(io, atmosphere.layer_fog_near_y);
lib3ds_io_write_dword(io, atmosphere.layer_fog_flags);
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_COLOR_F;
c.size=18;
lib3ds_chunk_write(c, io);
lib3ds_io_write_rgb(io, atmosphere.fog_color);
}
}
if(atmosphere.use_dist_cue)
{ // ---- LIB3DS_DISTANCE_CUE ----
Lib3dsChunk c_distance_cue=new Lib3dsChunk();
c_distance_cue.chunk=Lib3dsChunks.CHK_DISTANCE_CUE;
lib3ds_chunk_write_start(c_distance_cue, io);
lib3ds_io_write_float(io, atmosphere.dist_cue_near_plane);
lib3ds_io_write_float(io, atmosphere.dist_cue_near_dimming);
lib3ds_io_write_float(io, atmosphere.dist_cue_far_plane);
lib3ds_io_write_float(io, atmosphere.dist_cue_far_dimming);
if(atmosphere.dist_cue_background)
{
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_DCUE_BGND;
c.size=6;
lib3ds_chunk_write(c, io);
}
lib3ds_chunk_write_end(c_distance_cue, io);
}
if(atmosphere.use_fog)
{ // ---- LIB3DS_USE_FOG ----
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_USE_FOG;
c.size=6;
lib3ds_chunk_write(c, io);
}
if(atmosphere.use_layer_fog)
{ // ---- LIB3DS_USE_LAYER_FOG ----
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_USE_LAYER_FOG;
c.size=6;
lib3ds_chunk_write(c, io);
}
if(atmosphere.use_dist_cue)
{ // ---- LIB3DS_USE_DISTANCE_CUE ----
Lib3dsChunk c=new Lib3dsChunk();
c.chunk=Lib3dsChunks.CHK_USE_V_GRADIENT;
c.size=6;
lib3ds_chunk_write(c, io);
}
}
