Show node.c syntax highlighted
/*
* The 3D Studio File Format Library
* Copyright (C) 1996-2001 by J.E. Hoffmann <je-h@gmx.net>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at
* your option) any later version.
*
* This program 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: node.c,v 1.13 2004/11/16 07:41:44 efalk Exp $
*/
#define LIB3DS_EXPORT
#include <lib3ds/node.h>
#include <lib3ds/file.h>
#include <lib3ds/io.h>
#include <lib3ds/chunk.h>
#include <lib3ds/matrix.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <config.h>
#ifdef WITH_DMALLOC
#include <dmalloc.h>
#endif
/*!
* \defgroup node Animation Nodes
*
* \author J.E. Hoffmann <je-h@gmx.net>
*/
/*!
* Create and return a new ambient node.
*
* The node is returned with an identity matrix. All other fields
* are zero.
*
* \return Lib3dsNode
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_new_ambient()
{
Lib3dsNode *node=(Lib3dsNode*)calloc(sizeof(Lib3dsNode), 1);
node->type=LIB3DS_AMBIENT_NODE;
lib3ds_matrix_identity(node->matrix);
return(node);
}
/*!
* Create and return a new object node.
*
* The node is returned with an identity matrix. All other fields
* are zero.
*
* \return Lib3dsNode
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_new_object()
{
Lib3dsNode *node=(Lib3dsNode*)calloc(sizeof(Lib3dsNode), 1);
node->type=LIB3DS_OBJECT_NODE;
lib3ds_matrix_identity(node->matrix);
return(node);
}
/*!
* Create and return a new camera node.
*
* The node is returned with an identity matrix. All other fields
* are zero.
*
* \return Lib3dsNode
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_new_camera()
{
Lib3dsNode *node=(Lib3dsNode*)calloc(sizeof(Lib3dsNode), 1);
node->type=LIB3DS_CAMERA_NODE;
lib3ds_matrix_identity(node->matrix);
return(node);
}
/*!
* Create and return a new target node.
*
* The node is returned with an identity matrix. All other fields
* are zero.
*
* \return Lib3dsNode
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_new_target()
{
Lib3dsNode *node=(Lib3dsNode*)calloc(sizeof(Lib3dsNode), 1);
node->type=LIB3DS_TARGET_NODE;
lib3ds_matrix_identity(node->matrix);
return(node);
}
/*!
* Create and return a new light node.
*
* The node is returned with an identity matrix. All other fields
* are zero.
*
* \return Lib3dsNode
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_new_light()
{
Lib3dsNode *node=(Lib3dsNode*)calloc(sizeof(Lib3dsNode), 1);
node->type=LIB3DS_LIGHT_NODE;
lib3ds_matrix_identity(node->matrix);
return(node);
}
/*!
* Create and return a new spot node.
*
* The node is returned with an identity matrix. All other fields
* are zero.
*
* \return Lib3dsNode
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_new_spot()
{
Lib3dsNode *node=(Lib3dsNode*)calloc(sizeof(Lib3dsNode), 1);
node->type=LIB3DS_SPOT_NODE;
lib3ds_matrix_identity(node->matrix);
return(node);
}
static void
free_node_and_childs(Lib3dsNode *node)
{
ASSERT(node);
switch (node->type) {
case LIB3DS_UNKNOWN_NODE:
break;
case LIB3DS_AMBIENT_NODE:
{
Lib3dsAmbientData *n=&node->data.ambient;
lib3ds_lin3_track_free_keys(&n->col_track);
}
break;
case LIB3DS_OBJECT_NODE:
{
Lib3dsObjectData *n=&node->data.object;
lib3ds_lin3_track_free_keys(&n->pos_track);
lib3ds_quat_track_free_keys(&n->rot_track);
lib3ds_lin3_track_free_keys(&n->scl_track);
lib3ds_bool_track_free_keys(&n->hide_track);
lib3ds_morph_track_free_keys(&n->morph_track);
}
break;
case LIB3DS_CAMERA_NODE:
{
Lib3dsCameraData *n=&node->data.camera;
lib3ds_lin3_track_free_keys(&n->pos_track);
lib3ds_lin1_track_free_keys(&n->fov_track);
lib3ds_lin1_track_free_keys(&n->roll_track);
}
break;
case LIB3DS_TARGET_NODE:
{
Lib3dsTargetData *n=&node->data.target;
lib3ds_lin3_track_free_keys(&n->pos_track);
}
break;
case LIB3DS_LIGHT_NODE:
{
Lib3dsLightData *n=&node->data.light;
lib3ds_lin3_track_free_keys(&n->pos_track);
lib3ds_lin3_track_free_keys(&n->col_track);
lib3ds_lin1_track_free_keys(&n->hotspot_track);
lib3ds_lin1_track_free_keys(&n->falloff_track);
lib3ds_lin1_track_free_keys(&n->roll_track);
}
break;
case LIB3DS_SPOT_NODE:
{
Lib3dsSpotData *n=&node->data.spot;
lib3ds_lin3_track_free_keys(&n->pos_track);
}
break;
}
{
Lib3dsNode *p,*q;
for (p=node->childs; p; p=q) {
q=p->next;
free_node_and_childs(p);
}
}
node->type=LIB3DS_UNKNOWN_NODE;
free(node);
}
/*!
* Free a node and all of its resources.
*
* \param node Lib3dsNode object to be freed.
*
* \ingroup node
*/
void
lib3ds_node_free(Lib3dsNode *node)
{
ASSERT(node);
free_node_and_childs(node);
}
/*!
* Evaluate an animation node.
*
* Recursively sets node and its children to their appropriate values
* for this point in the animation.
*
* \param node Node to be evaluated.
* \param t time value, between 0. and file->frames
*
* \ingroup node
*/
void
lib3ds_node_eval(Lib3dsNode *node, Lib3dsFloat t)
{
ASSERT(node);
switch (node->type) {
case LIB3DS_UNKNOWN_NODE:
{
ASSERT(LIB3DS_FALSE);
}
break;
case LIB3DS_AMBIENT_NODE:
{
Lib3dsAmbientData *n=&node->data.ambient;
if (node->parent) {
lib3ds_matrix_copy(node->matrix, node->parent->matrix);
}
else {
lib3ds_matrix_identity(node->matrix);
}
lib3ds_lin3_track_eval(&n->col_track, n->col, t);
}
break;
case LIB3DS_OBJECT_NODE:
{
Lib3dsMatrix M;
Lib3dsObjectData *n=&node->data.object;
lib3ds_lin3_track_eval(&n->pos_track, n->pos, t);
lib3ds_quat_track_eval(&n->rot_track, n->rot, t);
lib3ds_lin3_track_eval(&n->scl_track, n->scl, t);
lib3ds_bool_track_eval(&n->hide_track, &n->hide, t);
lib3ds_morph_track_eval(&n->morph_track, n->morph, t);
lib3ds_matrix_identity(M);
lib3ds_matrix_translate(M, n->pos);
lib3ds_matrix_rotate(M, n->rot);
lib3ds_matrix_scale(M, n->scl);
if (node->parent) {
lib3ds_matrix_mul(node->matrix, node->parent->matrix, M);
}
else {
lib3ds_matrix_copy(node->matrix, M);
}
}
break;
case LIB3DS_CAMERA_NODE:
{
Lib3dsCameraData *n=&node->data.camera;
lib3ds_lin3_track_eval(&n->pos_track, n->pos, t);
lib3ds_lin1_track_eval(&n->fov_track, &n->fov, t);
lib3ds_lin1_track_eval(&n->roll_track, &n->roll, t);
if (node->parent) {
lib3ds_matrix_copy(node->matrix, node->parent->matrix);
}
else {
lib3ds_matrix_identity(node->matrix);
}
lib3ds_matrix_translate(node->matrix, n->pos);
}
break;
case LIB3DS_TARGET_NODE:
{
Lib3dsTargetData *n=&node->data.target;
lib3ds_lin3_track_eval(&n->pos_track, n->pos, t);
if (node->parent) {
lib3ds_matrix_copy(node->matrix, node->parent->matrix);
}
else {
lib3ds_matrix_identity(node->matrix);
}
lib3ds_matrix_translate(node->matrix, n->pos);
}
break;
case LIB3DS_LIGHT_NODE:
{
Lib3dsLightData *n=&node->data.light;
lib3ds_lin3_track_eval(&n->pos_track, n->pos, t);
lib3ds_lin3_track_eval(&n->col_track, n->col, t);
lib3ds_lin1_track_eval(&n->hotspot_track, &n->hotspot, t);
lib3ds_lin1_track_eval(&n->falloff_track, &n->falloff, t);
lib3ds_lin1_track_eval(&n->roll_track, &n->roll, t);
if (node->parent) {
lib3ds_matrix_copy(node->matrix, node->parent->matrix);
}
else {
lib3ds_matrix_identity(node->matrix);
}
lib3ds_matrix_translate(node->matrix, n->pos);
}
break;
case LIB3DS_SPOT_NODE:
{
Lib3dsSpotData *n=&node->data.spot;
lib3ds_lin3_track_eval(&n->pos_track, n->pos, t);
if (node->parent) {
lib3ds_matrix_copy(node->matrix, node->parent->matrix);
}
else {
lib3ds_matrix_identity(node->matrix);
}
lib3ds_matrix_translate(node->matrix, n->pos);
}
break;
}
{
Lib3dsNode *p;
for (p=node->childs; p!=0; p=p->next) {
lib3ds_node_eval(p, t);
}
}
}
/*!
* Return a node object by name and type.
*
* This function performs a recursive search for the specified node.
* Both name and type must match.
*
* \param node The parent node for the search
* \param name The target node name.
* \param type The target node type
*
* \return A pointer to the first matching node, or NULL if not found.
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_by_name(Lib3dsNode *node, const char* name, Lib3dsNodeTypes type)
{
Lib3dsNode *p,*q;
for (p=node->childs; p!=0; p=p->next) {
if ((p->type==type) && (strcmp(p->name, name)==0)) {
return(p);
}
q=lib3ds_node_by_name(p, name, type);
if (q) {
return(q);
}
}
return(0);
}
/*!
* Return a node object by id.
*
* This function performs a recursive search for the specified node.
*
* \param node The parent node for the search
* \param node_id The target node id.
*
* \return A pointer to the first matching node, or NULL if not found.
*
* \ingroup node
*/
Lib3dsNode*
lib3ds_node_by_id(Lib3dsNode *node, Lib3dsWord node_id)
{
Lib3dsNode *p,*q;
for (p=node->childs; p!=0; p=p->next) {
if (p->node_id==node_id) {
return(p);
}
q=lib3ds_node_by_id(p, node_id);
if (q) {
return(q);
}
}
return(0);
}
static const char* node_names_table[]= {
"***Unknown***",
"Ambient",
"Object",
"Camera",
"Target",
"Light",
"Spot"
};
/*!
* Dump node and all descendants recursively.
*
* \param node The top-level node to be dumped.
* \param level current recursion depth
*
* \ingroup node
*/
void
lib3ds_node_dump(Lib3dsNode *node, Lib3dsIntd level)
{
Lib3dsNode *p;
char l[128];
ASSERT(node);
memset(l, ' ', 2*level);
l[2*level]=0;
if (node->type==LIB3DS_OBJECT_NODE) {
printf("%s%s [%s] (%s)\n",
l,
node->name,
node->data.object.instance,
node_names_table[node->type]
);
}
else {
printf("%s%s (%s)\n",
l,
node->name,
node_names_table[node->type]
);
}
for (p=node->childs; p!=0; p=p->next) {
lib3ds_node_dump(p, level+1);
}
}
/*!
* \ingroup node
*/
Lib3dsBool
lib3ds_node_read(Lib3dsNode *node, Lib3dsFile *file, Lib3dsIo *io)
{
Lib3dsChunk c;
Lib3dsWord chunk;
ASSERT(node);
if (!lib3ds_chunk_read_start(&c, 0, io)) {
return(LIB3DS_FALSE);
}
switch (c.chunk) {
case LIB3DS_AMBIENT_NODE_TAG:
case LIB3DS_OBJECT_NODE_TAG:
case LIB3DS_CAMERA_NODE_TAG:
case LIB3DS_TARGET_NODE_TAG:
case LIB3DS_LIGHT_NODE_TAG:
case LIB3DS_SPOTLIGHT_NODE_TAG:
case LIB3DS_L_TARGET_NODE_TAG:
break;
default:
return(LIB3DS_FALSE);
}
while ((chunk=lib3ds_chunk_read_next(&c, io))!=0) {
switch (chunk) {
case LIB3DS_NODE_ID:
{
node->node_id=lib3ds_io_read_word(io);
lib3ds_chunk_dump_info(" ID = %d", (short)node->node_id);
}
break;
case LIB3DS_NODE_HDR:
{
if (!lib3ds_io_read_string(io, node->name, 64)) {
return(LIB3DS_FALSE);
}
node->flags1=lib3ds_io_read_word(io);
node->flags2=lib3ds_io_read_word(io);
node->parent_id=lib3ds_io_read_word(io);
lib3ds_chunk_dump_info(" NAME =%s", node->name);
lib3ds_chunk_dump_info(" PARENT=%d", (short)node->parent_id);
}
break;
case LIB3DS_PIVOT:
{
if (node->type==LIB3DS_OBJECT_NODE) {
int i;
for (i=0; i<3; ++i) {
node->data.object.pivot[i]=lib3ds_io_read_float(io);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_INSTANCE_NAME:
{
if (node->type==LIB3DS_OBJECT_NODE) {
if (!lib3ds_io_read_string(io, node->data.object.instance, 64)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_BOUNDBOX:
{
if (node->type==LIB3DS_OBJECT_NODE) {
int i;
for (i=0; i<3; ++i) {
node->data.object.bbox_min[i]=lib3ds_io_read_float(io);
}
for (i=0; i<3; ++i) {
node->data.object.bbox_max[i]=lib3ds_io_read_float(io);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_COL_TRACK_TAG:
{
Lib3dsBool result=LIB3DS_TRUE;
switch (node->type) {
case LIB3DS_AMBIENT_NODE:
result=lib3ds_lin3_track_read(&node->data.ambient.col_track, io);
break;
case LIB3DS_LIGHT_NODE:
result=lib3ds_lin3_track_read(&node->data.light.col_track, io);
break;
default:
lib3ds_chunk_unknown(chunk);
}
if (!result) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_POS_TRACK_TAG:
{
Lib3dsBool result=LIB3DS_TRUE;
switch (node->type) {
case LIB3DS_OBJECT_NODE:
result=lib3ds_lin3_track_read(&node->data.object.pos_track, io);
break;
case LIB3DS_CAMERA_NODE:
result=lib3ds_lin3_track_read(&node->data.camera.pos_track, io);
break;
case LIB3DS_TARGET_NODE:
result=lib3ds_lin3_track_read(&node->data.target.pos_track, io);
break;
case LIB3DS_LIGHT_NODE:
result=lib3ds_lin3_track_read(&node->data.light.pos_track, io);
break;
case LIB3DS_SPOT_NODE:
result=lib3ds_lin3_track_read(&node->data.spot.pos_track, io);
break;
default:
lib3ds_chunk_unknown(chunk);
}
if (!result) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_ROT_TRACK_TAG:
{
if (node->type==LIB3DS_OBJECT_NODE) {
if (!lib3ds_quat_track_read(&node->data.object.rot_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_SCL_TRACK_TAG:
{
if (node->type==LIB3DS_OBJECT_NODE) {
if (!lib3ds_lin3_track_read(&node->data.object.scl_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_FOV_TRACK_TAG:
{
if (node->type==LIB3DS_CAMERA_NODE) {
if (!lib3ds_lin1_track_read(&node->data.camera.fov_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_HOT_TRACK_TAG:
{
if (node->type==LIB3DS_LIGHT_NODE) {
if (!lib3ds_lin1_track_read(&node->data.light.hotspot_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_FALL_TRACK_TAG:
{
if (node->type==LIB3DS_LIGHT_NODE) {
if (!lib3ds_lin1_track_read(&node->data.light.falloff_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_ROLL_TRACK_TAG:
{
Lib3dsBool result=LIB3DS_TRUE;
switch (node->type) {
case LIB3DS_CAMERA_NODE:
result=lib3ds_lin1_track_read(&node->data.camera.roll_track, io);
break;
case LIB3DS_LIGHT_NODE:
result=lib3ds_lin1_track_read(&node->data.light.roll_track, io);
break;
default:
lib3ds_chunk_unknown(chunk);
}
if (!result) {
return(LIB3DS_FALSE);
}
}
break;
case LIB3DS_HIDE_TRACK_TAG:
{
if (node->type==LIB3DS_OBJECT_NODE) {
if (!lib3ds_bool_track_read(&node->data.object.hide_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_MORPH_SMOOTH:
{
if (node->type==LIB3DS_OBJECT_NODE) {
node->data.object.morph_smooth=lib3ds_io_read_float(io);
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
case LIB3DS_MORPH_TRACK_TAG:
{
if (node->type==LIB3DS_OBJECT_NODE) {
if (!lib3ds_morph_track_read(&node->data.object.morph_track, io)) {
return(LIB3DS_FALSE);
}
}
else {
lib3ds_chunk_unknown(chunk);
}
}
break;
default:
lib3ds_chunk_unknown(chunk);
}
}
lib3ds_chunk_read_end(&c, io);
return(LIB3DS_TRUE);
}
/*!
* \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+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+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);
}
/*!
\typedef Lib3dsNodeTypes
\ingroup node
*/
/*!
\enum _Lib3dsNodeTypes
\ingroup node
*/
/*!
\typedef Lib3dsBoolKey
\ingroup node
\sa _Lib3dsBoolKey
*/
/*!
\typedef Lib3dsBoolTrack
\ingroup node
\sa _Lib3dsBoolTrack
*/
/*!
\typedef Lib3dsLin1Key
\ingroup node
\sa _Lib3dsLin1Key
*/
/*!
\typedef Lib3dsLin1Track
\ingroup node
\sa _Lib3dsLin1Track
*/
/*!
\typedef Lib3dsLin3Key
\ingroup node
\sa _Lib3dsLin3Key
*/
/*!
\typedef Lib3dsLin3Track
\ingroup node
\sa _Lib3dsLin3Track
*/
/*!
\typedef Lib3dsQuatKey
\ingroup node
\sa _Lib3dsQuatKey
*/
/*!
\typedef Lib3dsQuatTrack
\ingroup node
\sa _Lib3dsLin3Key
*/
/*!
\typedef Lib3dsMorphKey
\ingroup node
\sa _Lib3dsMorphKey
*/
/*!
\typedef Lib3dsMorphTrack
\ingroup node
\sa _Lib3dsMorphTrack
*/
See more files for this project here