/*!
* \ingroup shadow
*/
Lib3dsBool
lib3ds_shadow_write(Lib3dsShadow *shadow, Lib3dsIo *io)
{
if (fabs(shadow->lo_bias)>LIB3DS_EPSILON) { /*---- LIB3DS_LO_SHADOW_BIAS ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_LO_SHADOW_BIAS;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_float(io, shadow->lo_bias);
}
if (fabs(shadow->hi_bias)>LIB3DS_EPSILON) { /*---- LIB3DS_HI_SHADOW_BIAS ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_HI_SHADOW_BIAS;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_float(io, shadow->hi_bias);
}
if (shadow->map_size) { /*---- LIB3DS_SHADOW_MAP_SIZE ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_SHADOW_MAP_SIZE;
c.size=8;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, shadow->map_size);
}
if (shadow->samples) { /*---- LIB3DS_SHADOW_SAMPLES ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_SHADOW_SAMPLES;
c.size=8;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, shadow->samples);
}
if (shadow->range) { /*---- LIB3DS_SHADOW_RANGE ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_SHADOW_RANGE;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intd(io, shadow->range);
}
if (fabs(shadow->filter)>LIB3DS_EPSILON) { /*---- LIB3DS_SHADOW_FILTER ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_SHADOW_FILTER;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_float(io, shadow->filter);
}
if (fabs(shadow->ray_bias)>LIB3DS_EPSILON) { /*---- LIB3DS_RAY_BIAS ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_RAY_BIAS;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_float(io, shadow->ray_bias);
}
return(LIB3DS_TRUE);
}
static void
int_percentage_write(float p, Lib3dsIo *io) {
Lib3dsChunk c;
c.chunk = CHK_INT_PERCENTAGE;
c.size = 8;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intw(io, (uint8_t)floor(100.0*p + 0.5));
}
static Lib3dsBool
kfdata_write(Lib3dsFile *file, Lib3dsIo *io)
{
Lib3dsChunk c;
if (!file->nodes) {
return(LIB3DS_TRUE);
}
c.chunk=LIB3DS_KFDATA;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
{ /*---- LIB3DS_KFHDR ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_KFHDR;
c.size=6 + 2 + (Lib3dsDword)strlen(file->name)+1 +4;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, file->keyf_revision);
lib3ds_io_write_string(io, file->name);
lib3ds_io_write_intd(io, file->frames);
}
{ /*---- LIB3DS_KFSEG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_KFSEG;
c.size=14;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intd(io, file->segment_from);
lib3ds_io_write_intd(io, file->segment_to);
}
{ /*---- LIB3DS_KFCURTIME ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_KFCURTIME;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intd(io, file->current_frame);
}
lib3ds_viewport_write(&file->viewport_keyf, io);
{
Lib3dsNode *p;
for (p=file->nodes; p!=0; p=p->next) {
if (!lib3ds_node_write(p, file, io)) {
return(LIB3DS_FALSE);
}
if (!nodes_write(p, file, io)) {
return(LIB3DS_FALSE);
}
}
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
return(LIB3DS_TRUE);
}
static Lib3dsBool
int_percentage_write(Lib3dsFloat p, Lib3dsIo *io)
{
Lib3dsChunk c;
c.chunk=LIB3DS_INT_PERCENTAGE;
c.size=8;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, (Lib3dsByte)floor(100.0*p+0.5));
return(LIB3DS_TRUE);
}
static void
kfdata_write(Lib3dsFile *file, Lib3dsIo *io) {
Lib3dsChunk c;
if (!file->nodes) {
return;
}
c.chunk = CHK_KFDATA;
lib3ds_chunk_write_start(&c, io);
{ /*---- LIB3DS_KFHDR ----*/
Lib3dsChunk c;
c.chunk = CHK_KFHDR;
c.size = 6 + 2 + (uint32_t)strlen(file->name) + 1 + 4;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intw(io, (int16_t)file->keyf_revision);
lib3ds_io_write_string(io, file->name);
lib3ds_io_write_intd(io, file->frames);
}
{ /*---- LIB3DS_KFSEG ----*/
Lib3dsChunk c;
c.chunk = CHK_KFSEG;
c.size = 14;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intd(io, file->segment_from);
lib3ds_io_write_intd(io, file->segment_to);
}
{ /*---- LIB3DS_KFCURTIME ----*/
Lib3dsChunk c;
c.chunk = CHK_KFCURTIME;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intd(io, file->current_frame);
}
lib3ds_viewport_write(&file->viewport_keyf, io);
{
uint16_t default_id = 0;
nodes_write(file->nodes, &default_id, 65535, io);
}
lib3ds_chunk_write_end(&c, io);
}
void
lib3ds_shadow_write(Lib3dsShadow *shadow, Lib3dsIo *io) {
if (fabs(shadow->low_bias) > LIB3DS_EPSILON) { /*---- CHK_LO_SHADOW_BIAS ----*/
Lib3dsChunk c;
c.chunk = CHK_LO_SHADOW_BIAS;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, shadow->low_bias);
}
if (fabs(shadow->hi_bias) > LIB3DS_EPSILON) { /*---- CHK_HI_SHADOW_BIAS ----*/
Lib3dsChunk c;
c.chunk = CHK_HI_SHADOW_BIAS;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, shadow->hi_bias);
}
if (shadow->map_size) { /*---- CHK_SHADOW_MAP_SIZE ----*/
Lib3dsChunk c;
c.chunk = CHK_SHADOW_MAP_SIZE;
c.size = 8;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intw(io, shadow->map_size);
}
if (fabs(shadow->filter) > LIB3DS_EPSILON) { /*---- CHK_SHADOW_FILTER ----*/
Lib3dsChunk c;
c.chunk = CHK_SHADOW_FILTER;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, shadow->filter);
}
if (fabs(shadow->ray_bias) > LIB3DS_EPSILON) { /*---- CHK_RAY_BIAS ----*/
Lib3dsChunk c;
c.chunk = CHK_RAY_BIAS;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, shadow->ray_bias);
}
}
void
lib3ds_material_write(Lib3dsMaterial *material, Lib3dsIo *io) {
Lib3dsChunk c;
c.chunk = CHK_MAT_ENTRY;
lib3ds_chunk_write_start(&c, io);
{ /*---- CHK_MAT_NAME ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_NAME;
c.size = 6 + (uint32_t)strlen(material->name) + 1;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_string(io, material->name);
}
{ /*---- CHK_MAT_AMBIENT ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_AMBIENT;
c.size = 24;
lib3ds_chunk_write(&c, io);
color_write(material->ambient, io);
}
{ /*---- CHK_MAT_DIFFUSE ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_DIFFUSE;
c.size = 24;
lib3ds_chunk_write(&c, io);
color_write(material->diffuse, io);
}
{ /*---- CHK_MAT_SPECULAR ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_SPECULAR;
c.size = 24;
lib3ds_chunk_write(&c, io);
color_write(material->specular, io);
}
{ /*---- CHK_MAT_SHININESS ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_SHININESS;
c.size = 14;
lib3ds_chunk_write(&c, io);
int_percentage_write(material->shininess, io);
}
{ /*---- CHK_MAT_SHIN2PCT ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_SHIN2PCT;
c.size = 14;
lib3ds_chunk_write(&c, io);
int_percentage_write(material->shin_strength, io);
}
{ /*---- CHK_MAT_TRANSPARENCY ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_TRANSPARENCY;
c.size = 14;
lib3ds_chunk_write(&c, io);
int_percentage_write(material->transparency, io);
}
{ /*---- CHK_MAT_XPFALL ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_XPFALL;
c.size = 14;
lib3ds_chunk_write(&c, io);
int_percentage_write(material->falloff, io);
}
if (material->use_falloff) { /*---- CHK_MAT_USE_XPFALL ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_USE_XPFALL;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
{ /*---- CHK_MAT_SHADING ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_SHADING;
c.size = 8;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intw(io, material->shading);
}
{ /*---- CHK_MAT_REFBLUR ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_REFBLUR;
c.size = 14;
lib3ds_chunk_write(&c, io);
int_percentage_write(material->blur, io);
}
if (material->use_blur) { /*---- CHK_MAT_USE_REFBLUR ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_USE_REFBLUR;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->self_illum_flag) { /*---- CHK_MAT_SELF_ILLUM ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_SELF_ILLUM;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->two_sided) { /*---- CHK_MAT_TWO_SIDE ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_TWO_SIDE;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->map_decal) { /*---- CHK_MAT_DECAL ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_DECAL;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->is_additive) { /*---- CHK_MAT_ADDITIVE ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_ADDITIVE;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->use_wire) { /*---- CHK_MAT_WIRE ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_WIRE;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->use_wire_abs) { /*---- CHK_MAT_WIREABS ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_WIREABS;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
{ /*---- CHK_MAT_WIRE_SIZE ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_WIRE_SIZE;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, material->wire_size);
}
if (material->face_map) { /*---- CHK_MAT_FACEMAP ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_FACEMAP;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
if (material->soften) { /*---- CHK_MAT_PHONGSOFT ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_PHONGSOFT;
c.size = 6;
lib3ds_chunk_write(&c, io);
}
texture_map_write(CHK_MAT_TEXMAP, &material->texture1_map, io);
texture_map_write(CHK_MAT_TEXMASK, &material->texture1_mask, io);
texture_map_write(CHK_MAT_TEX2MAP, &material->texture2_map, io);
texture_map_write(CHK_MAT_TEX2MASK, &material->texture2_mask, io);
texture_map_write(CHK_MAT_OPACMAP, &material->opacity_map, io);
texture_map_write(CHK_MAT_OPACMASK, &material->opacity_mask, io);
texture_map_write(CHK_MAT_BUMPMAP, &material->bump_map, io);
texture_map_write(CHK_MAT_BUMPMASK, &material->bump_mask, io);
texture_map_write(CHK_MAT_SPECMAP, &material->specular_map, io);
texture_map_write(CHK_MAT_SPECMASK, &material->specular_mask, io);
texture_map_write(CHK_MAT_SHINMAP, &material->shininess_map, io);
texture_map_write(CHK_MAT_SHINMASK, &material->shininess_mask, io);
texture_map_write(CHK_MAT_SELFIMAP, &material->self_illum_map, io);
texture_map_write(CHK_MAT_SELFIMASK, &material->self_illum_mask, io);
texture_map_write(CHK_MAT_REFLMAP, &material->reflection_map, io);
texture_map_write(CHK_MAT_REFLMASK, &material->reflection_mask, io);
{ /*---- CHK_MAT_ACUBIC ----*/
Lib3dsChunk c;
c.chunk = CHK_MAT_ACUBIC;
c.size = 18;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intb(io, 0);
lib3ds_io_write_intb(io, material->autorefl_map_anti_alias);
lib3ds_io_write_intw(io, material->autorefl_map_flags);
lib3ds_io_write_intd(io, material->autorefl_map_size);
lib3ds_io_write_intd(io, material->autorefl_map_frame_step);
}
lib3ds_chunk_write_end(&c, io);
}
/*!
* \ingroup node
*/
Lib3dsBool
lib3ds_node_write(Lib3dsNode *node, Lib3dsFile *file, Lib3dsIo *io)
{
Lib3dsChunk c;
switch (node->type) {
case LIB3DS_AMBIENT_NODE:
c.chunk=LIB3DS_AMBIENT_NODE_TAG;
break;
case LIB3DS_OBJECT_NODE:
c.chunk=LIB3DS_OBJECT_NODE_TAG;
break;
case LIB3DS_CAMERA_NODE:
c.chunk=LIB3DS_CAMERA_NODE_TAG;
break;
case LIB3DS_TARGET_NODE:
c.chunk=LIB3DS_TARGET_NODE_TAG;
break;
case LIB3DS_LIGHT_NODE:
if (lib3ds_file_node_by_name(file, node->name, LIB3DS_SPOT_NODE)) {
c.chunk=LIB3DS_SPOTLIGHT_NODE_TAG;
}
else {
c.chunk=LIB3DS_LIGHT_NODE_TAG;
}
break;
case LIB3DS_SPOT_NODE:
c.chunk=LIB3DS_L_TARGET_NODE_TAG;
break;
default:
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
{ /*---- LIB3DS_NODE_ID ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_NODE_ID;
c.size=8;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, node->node_id);
}
{ /*---- LIB3DS_NODE_HDR ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_NODE_HDR;
c.size=6+ 1+(Lib3dsDword)strlen(node->name) +2+2+2;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_string(io, node->name);
lib3ds_io_write_word(io, node->flags1);
lib3ds_io_write_word(io, node->flags2);
lib3ds_io_write_word(io, node->parent_id);
}
switch (c.chunk) {
case LIB3DS_AMBIENT_NODE_TAG:
{ /*---- LIB3DS_COL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_COL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.ambient.col_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_OBJECT_NODE_TAG:
{ /*---- LIB3DS_PIVOT ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_PIVOT;
c.size=18;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, node->data.object.pivot);
}
{ /*---- LIB3DS_INSTANCE_NAME ----*/
Lib3dsChunk c;
const char *name;
if (strlen(node->data.object.instance)) {
name=node->data.object.instance;
c.chunk=LIB3DS_INSTANCE_NAME;
c.size=6+1+(Lib3dsDword)strlen(name);
lib3ds_chunk_write(&c,io);
lib3ds_io_write_string(io, name);
}
}
{
int i;
for (i=0; i<3; ++i) {
if ((fabs(node->data.object.bbox_min[i])>LIB3DS_EPSILON) ||
(fabs(node->data.object.bbox_max[i])>LIB3DS_EPSILON)) {
break;
}
}
if (i<3) { /*---- LIB3DS_BOUNDBOX ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_BOUNDBOX;
c.size=30;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, node->data.object.bbox_min);
lib3ds_io_write_vector(io, node->data.object.bbox_max);
}
}
{ /*---- LIB3DS_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_POS_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.object.pos_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_ROT_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_ROT_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_quat_track_write(&node->data.object.rot_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_SCL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_SCL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.object.scl_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
if (node->data.object.hide_track.keyL) { /*---- LIB3DS_HIDE_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_HIDE_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_bool_track_write(&node->data.object.hide_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
if (fabs(node->data.object.morph_smooth)>LIB3DS_EPSILON){ /*---- LIB3DS_MORPH_SMOOTH ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_MORPH_SMOOTH;
c.size=10;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_float(io, node->data.object.morph_smooth);
}
break;
case LIB3DS_CAMERA_NODE_TAG:
{ /*---- LIB3DS_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_POS_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.camera.pos_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_FOV_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_FOV_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin1_track_write(&node->data.camera.fov_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_ROLL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_ROLL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin1_track_write(&node->data.camera.roll_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_TARGET_NODE_TAG:
{ /*---- LIB3DS_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_POS_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.target.pos_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_LIGHT_NODE_TAG:
{ /*---- LIB3DS_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_POS_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.light.pos_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_COL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_COL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.light.col_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_SPOTLIGHT_NODE_TAG:
{ /*---- LIB3DS_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_POS_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.light.pos_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_COL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_COL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.light.col_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_HOT_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_HOT_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin1_track_write(&node->data.light.hotspot_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_FALL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_FALL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin1_track_write(&node->data.light.falloff_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
{ /*---- LIB3DS_ROLL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_ROLL_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin1_track_write(&node->data.light.roll_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_L_TARGET_NODE_TAG:
{ /*---- LIB3DS_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_POS_TRACK_TAG;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_lin3_track_write(&node->data.spot.pos_track,io)) {
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
break;
default:
return(LIB3DS_FALSE);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
return(LIB3DS_TRUE);
}
void
lib3ds_node_write(Lib3dsNode *node, uint16_t node_id, uint16_t parent_id, Lib3dsIo *io) {
Lib3dsChunk c;
switch (node->type) {
case LIB3DS_NODE_AMBIENT_COLOR:
c.chunk = CHK_AMBIENT_NODE_TAG;
break;
case LIB3DS_NODE_MESH_INSTANCE:
c.chunk = CHK_OBJECT_NODE_TAG;
break;
case LIB3DS_NODE_CAMERA:
c.chunk = CHK_CAMERA_NODE_TAG;
break;
case LIB3DS_NODE_CAMERA_TARGET:
c.chunk = CHK_TARGET_NODE_TAG;
break;
case LIB3DS_NODE_OMNILIGHT:
c.chunk = CHK_LIGHT_NODE_TAG;
break;
case LIB3DS_NODE_SPOTLIGHT:
c.chunk = CHK_SPOTLIGHT_NODE_TAG;
break;
case LIB3DS_NODE_SPOTLIGHT_TARGET:
c.chunk = CHK_L_TARGET_NODE_TAG;
break;
default:
assert(0);
return;
}
lib3ds_chunk_write_start(&c, io);
{ /*---- CHK_NODE_ID ----*/
Lib3dsChunk c;
c.chunk = CHK_NODE_ID;
c.size = 8;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_intw(io, node_id);
}
{ /*---- CHK_NODE_HDR ----*/
Lib3dsChunk c;
c.chunk = CHK_NODE_HDR;
c.size = 6 + 1 + (uint32_t)strlen(node->name) + 2 + 2 + 2;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_string(io, node->name);
lib3ds_io_write_word(io, node->flags & 0xffff);
lib3ds_io_write_word(io, (node->flags >> 16) & 0xffff);
lib3ds_io_write_word(io, parent_id);
}
switch (c.chunk) {
case CHK_AMBIENT_NODE_TAG: {
Lib3dsAmbientColorNode *n = (Lib3dsAmbientColorNode*)node;
if (n->color_track.nkeys) { /*---- CHK_COL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_COL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->color_track, io);
lib3ds_chunk_write_end(&c, io);
}
break;
}
case CHK_OBJECT_NODE_TAG: {
Lib3dsMeshInstanceNode *n = (Lib3dsMeshInstanceNode*)node;
{ /*---- CHK_PIVOT ----*/
Lib3dsChunk c;
c.chunk = CHK_PIVOT;
c.size = 18;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_vector(io, n->pivot);
}
{ /*---- CHK_INSTANCE_NAME ----*/
Lib3dsChunk c;
const char *name;
if (strlen(n->instance_name)) {
name = n->instance_name;
c.chunk = CHK_INSTANCE_NAME;
c.size = 6 + 1 + (uint32_t)strlen(name);
lib3ds_chunk_write(&c, io);
lib3ds_io_write_string(io, name);
}
}
{
int i;
for (i = 0; i < 3; ++i) {
if ((fabs(n->bbox_min[i]) > LIB3DS_EPSILON) ||
(fabs(n->bbox_max[i]) > LIB3DS_EPSILON)) {
break;
}
}
if (i < 3) { /*---- CHK_BOUNDBOX ----*/
Lib3dsChunk c;
c.chunk = CHK_BOUNDBOX;
c.size = 30;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_vector(io, n->bbox_min);
lib3ds_io_write_vector(io, n->bbox_max);
}
}
if (n->pos_track.nkeys) { /*---- CHK_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_POS_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->pos_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->rot_track.nkeys) { /*---- CHK_ROT_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_ROT_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->rot_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->scl_track.nkeys) { /*---- LIB3DS_SCL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_SCL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->scl_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->hide_track.nkeys) { /*---- CHK_HIDE_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_HIDE_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->hide_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (fabs(n->morph_smooth) > LIB3DS_EPSILON) { /*---- CHK_MORPH_SMOOTH ----*/
Lib3dsChunk c;
c.chunk = CHK_MORPH_SMOOTH;
c.size = 10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, n->morph_smooth);
}
break;
}
case CHK_CAMERA_NODE_TAG: {
Lib3dsCameraNode *n = (Lib3dsCameraNode*)node;
if (n->pos_track.nkeys) { /*---- CHK_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_POS_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->pos_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->fov_track.nkeys) { /*---- CHK_FOV_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_FOV_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->fov_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->roll_track.nkeys) { /*---- CHK_ROLL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_ROLL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->roll_track, io);
lib3ds_chunk_write_end(&c, io);
}
break;
}
case CHK_TARGET_NODE_TAG: {
Lib3dsTargetNode *n = (Lib3dsTargetNode*)node;
if (n->pos_track.nkeys) { /*---- CHK_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_POS_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->pos_track, io);
lib3ds_chunk_write_end(&c, io);
}
break;
}
case CHK_LIGHT_NODE_TAG: {
Lib3dsOmnilightNode *n = (Lib3dsOmnilightNode*)node;
if (n->pos_track.nkeys) { /*---- CHK_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_POS_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->pos_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->color_track.nkeys) { /*---- CHK_COL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_COL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->color_track, io);
lib3ds_chunk_write_end(&c, io);
}
break;
}
case CHK_SPOTLIGHT_NODE_TAG: {
Lib3dsSpotlightNode *n = (Lib3dsSpotlightNode*)node;
if (n->pos_track.nkeys) { /*---- CHK_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_POS_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->pos_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->color_track.nkeys) { /*---- CHK_COL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_COL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->color_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->hotspot_track.nkeys) { /*---- CHK_HOT_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_HOT_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->hotspot_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->falloff_track.nkeys) { /*---- CHK_FALL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_FALL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->falloff_track, io);
lib3ds_chunk_write_end(&c, io);
}
if (n->roll_track.nkeys) { /*---- CHK_ROLL_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_ROLL_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->roll_track, io);
lib3ds_chunk_write_end(&c, io);
}
break;
}
case CHK_L_TARGET_NODE_TAG: {
Lib3dsTargetNode *n = (Lib3dsTargetNode*)node;
if (n->pos_track.nkeys) { /*---- CHK_POS_TRACK_TAG ----*/
Lib3dsChunk c;
c.chunk = CHK_POS_TRACK_TAG;
lib3ds_chunk_write_start(&c, io);
lib3ds_track_write(&n->pos_track, io);
lib3ds_chunk_write_end(&c, io);
}
break;
}
default:
break;
}
lib3ds_chunk_write_end(&c, io);
}
/*!
* \ingroup light
*/
Lib3dsBool
lib3ds_light_write(Lib3dsLight *light, Lib3dsIo *io)
{
Lib3dsChunk c;
c.chunk=LIB3DS_N_DIRECT_LIGHT;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
lib3ds_io_write_vector(io, light->position);
{ /*---- LIB3DS_COLOR_F ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_COLOR_F;
c.size=18;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_rgb(io, light->color);
}
if (light->off) { /*---- LIB3DS_DL_OFF ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_OFF;
c.size=6;
lib3ds_chunk_write(&c, io);
}
{ /*---- LIB3DS_DL_OUTER_RANGE ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_OUTER_RANGE;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->outer_range);
}
{ /*---- LIB3DS_DL_INNER_RANGE ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_INNER_RANGE;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->inner_range);
}
{ /*---- LIB3DS_DL_MULTIPLIER ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_MULTIPLIER;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->multiplier);
}
if (light->attenuation) { /*---- LIB3DS_DL_ATTENUATE ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_ATTENUATE;
c.size=6;
lib3ds_chunk_write(&c, io);
}
if (light->spot_light) {
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SPOTLIGHT;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
lib3ds_io_write_vector(io, light->spot);
lib3ds_io_write_float(io, light->hot_spot);
lib3ds_io_write_float(io, light->fall_off);
{ /*---- LIB3DS_DL_SPOT_ROLL ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SPOT_ROLL;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->roll);
}
if (light->shadowed) { /*---- LIB3DS_DL_SHADOWED ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SHADOWED;
c.size=6;
lib3ds_chunk_write(&c, io);
}
if ((fabs(light->shadow_bias)>LIB3DS_EPSILON) ||
(fabs(light->shadow_filter)>LIB3DS_EPSILON) ||
(light->shadow_size!=0)) { /*---- LIB3DS_DL_LOCAL_SHADOW2 ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_LOCAL_SHADOW2;
c.size=16;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->shadow_bias);
lib3ds_io_write_float(io, light->shadow_filter);
lib3ds_io_write_intw(io, light->shadow_size);
}
if (light->see_cone) { /*---- LIB3DS_DL_SEE_CONE ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SEE_CONE;
c.size=6;
lib3ds_chunk_write(&c, io);
}
if (light->rectangular_spot) { /*---- LIB3DS_DL_SPOT_RECTANGULAR ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SPOT_RECTANGULAR;
c.size=6;
lib3ds_chunk_write(&c, io);
}
if (fabs(light->spot_aspect)>LIB3DS_EPSILON) { /*---- LIB3DS_DL_SPOT_ASPECT ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SPOT_ASPECT;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->spot_aspect);
}
if (light->use_projector) { /*---- LIB3DS_DL_SPOT_PROJECTOR ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SPOT_PROJECTOR;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_string(io, light->projector);
}
if (light->spot_overshoot) { /*---- LIB3DS_DL_SPOT_OVERSHOOT ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_SPOT_OVERSHOOT;
c.size=6;
lib3ds_chunk_write(&c, io);
}
if (fabs(light->ray_bias)>LIB3DS_EPSILON) { /*---- LIB3DS_DL_RAY_BIAS ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_RAY_BIAS;
c.size=10;
lib3ds_chunk_write(&c, io);
lib3ds_io_write_float(io, light->ray_bias);
}
if (light->ray_shadows) { /*---- LIB3DS_DL_RAYSHAD ----*/
Lib3dsChunk c;
c.chunk=LIB3DS_DL_RAYSHAD;
c.size=6;
lib3ds_chunk_write(&c, io);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
return(LIB3DS_TRUE);
}
/*!
* \ingroup viewport
*/
Lib3dsBool
lib3ds_viewport_write(Lib3dsViewport *viewport, Lib3dsIo *io)
{
if (viewport->layout.views) {
Lib3dsChunk c;
unsigned i;
c.chunk=LIB3DS_VIEWPORT_LAYOUT;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
lib3ds_io_write_word(io, 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;
c.chunk=LIB3DS_VIEWPORT_SIZE;
c.size=14;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, viewport->layout.position[0]);
lib3ds_io_write_intw(io, viewport->layout.position[1]);
lib3ds_io_write_intw(io, viewport->layout.size[0]);
lib3ds_io_write_intw(io, viewport->layout.size[1]);
}
for (i=0; i<viewport->layout.views; ++i) {
Lib3dsChunk c;
c.chunk=LIB3DS_VIEWPORT_DATA_3;
c.size=55;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_intw(io, 0);
lib3ds_io_write_word(io, viewport->layout.viewL[i].axis_lock);
lib3ds_io_write_intw(io, viewport->layout.viewL[i].position[0]);
lib3ds_io_write_intw(io, viewport->layout.viewL[i].position[1]);
lib3ds_io_write_intw(io, viewport->layout.viewL[i].size[0]);
lib3ds_io_write_intw(io, viewport->layout.viewL[i].size[1]);
lib3ds_io_write_word(io, viewport->layout.viewL[i].type);
lib3ds_io_write_float(io, viewport->layout.viewL[i].zoom);
lib3ds_io_write_vector(io, viewport->layout.viewL[i].center);
lib3ds_io_write_float(io, viewport->layout.viewL[i].horiz_angle);
lib3ds_io_write_float(io, viewport->layout.viewL[i].vert_angle);
lib3ds_io_write(io, viewport->layout.viewL[i].camera,11);
}
if (!lib3ds_chunk_write_end(&c,io)) {
return(LIB3DS_FALSE);
}
}
if (viewport->default_view.type) {
Lib3dsChunk c;
c.chunk=LIB3DS_DEFAULT_VIEW;
if (!lib3ds_chunk_write_start(&c,io)) {
return(LIB3DS_FALSE);
}
switch (viewport->default_view.type) {
case LIB3DS_VIEW_TYPE_TOP:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_TOP;
c.size=22;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
}
break;
case LIB3DS_VIEW_TYPE_BOTTOM:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_BOTTOM;
c.size=22;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
}
break;
case LIB3DS_VIEW_TYPE_LEFT:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_LEFT;
c.size=22;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
}
break;
case LIB3DS_VIEW_TYPE_RIGHT:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_RIGHT;
c.size=22;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
}
break;
case LIB3DS_VIEW_TYPE_FRONT:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_FRONT;
c.size=22;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
}
break;
case LIB3DS_VIEW_TYPE_BACK:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_BACK;
c.size=22;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
}
break;
case LIB3DS_VIEW_TYPE_USER:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_USER;
c.size=34;
lib3ds_chunk_write(&c,io);
lib3ds_io_write_vector(io, viewport->default_view.position);
lib3ds_io_write_float(io, viewport->default_view.width);
lib3ds_io_write_float(io, viewport->default_view.horiz_angle);
lib3ds_io_write_float(io, viewport->default_view.vert_angle);
lib3ds_io_write_float(io, viewport->default_view.roll_angle);
}
break;
case LIB3DS_VIEW_TYPE_CAMERA:
{
Lib3dsChunk c;
c.chunk=LIB3DS_VIEW_CAMERA;
c.size=17;
lib3ds_chunk_write(&c, io);
lib3ds_io_write(io, viewport->default_view.camera, 11);
}
break;
}
if (!lib3ds_chunk_write_end(&c, io)) {
return(LIB3DS_FALSE);
}
}
return(LIB3DS_TRUE);
}