int import_phx(const struct import_params* params)
{
ezxml_t xroot = ezxml_parse_file(params->in_filepath);
const char* err = ezxml_error(xroot);
g_phx_coord = params->coord;
mat3_set_ident(&g_root_mat);
/* construct scale mat */
mat3_set_ident(&g_phx_resize_mat);
mat3_set_scalef(&g_phx_resize_mat, params->scale, params->scale, params->scale);
if (xroot == NULL || !str_isempty(err)) {
ezxml_free(xroot);
printf(TERM_BOLDRED "Error: RepX XML: %s\n" TERM_RESET,
str_isempty(err) ? "File not found" : err);
return FALSE;
}
if (!str_isequal(ezxml_name(xroot), "PhysX30Collection")) {
ezxml_free(xroot);
printf(TERM_BOLDRED "Error: not a valid RepX file\n" TERM_RESET);
return FALSE;
}
/* find object in the RepX file */
ezxml_t xobj = import_phx_findobj(xroot, params->name);
if (xobj == NULL) {
ezxml_free(xroot);
printf(TERM_BOLDRED "Error: object '%s' not found\n" TERM_RESET, params->name);
return FALSE;
}
/* intialize physx */
class import_phx_alloc alloc;
class import_phx_log log;
PxFoundation* pxbase = PxCreateFoundation(PX_PHYSICS_VERSION, alloc, log);
if (pxbase == NULL) {
ezxml_free(xroot);
printf(TERM_BOLDRED "Error: could not initalize physx" TERM_RESET);
return FALSE;
}
g_pxcook = PxCreateCooking(PX_PHYSICS_VERSION, *pxbase, PxCookingParams(PxTolerancesScale()));
if (g_pxcook == NULL) {
ezxml_free(xroot);
pxbase->release();
printf(TERM_BOLDRED "Error: could not initalize physx" TERM_RESET);
return FALSE;
}
/* */
struct phx_ext p;
memset(&p, 0x00, sizeof(struct phx_ext));
struct array geos, mtls;
arr_create(mem_heap(), &geos, sizeof(struct pgeo_ext), 5, 5, 0);
arr_create(mem_heap(), &mtls, sizeof(struct h3d_phx_mtl), 5, 5, 0);
ASSERT(geos.buffer);
ASSERT(mtls.buffer);
int result = FALSE;
/* determine the type of xobj */
if (str_isequal(ezxml_name(xobj), "PxRigidStatic") ||
str_isequal(ezxml_name(xobj), "PxRigidDynamic"))
{
p.rigid = import_phx_createrigid(xobj, xroot, &geos, &mtls);
if (p.rigid == NULL)
goto cleanup;
p.p.rigid_cnt = 1;
}
p.geos = (struct pgeo_ext*)geos.buffer;
p.mtls = (struct h3d_phx_mtl*)mtls.buffer;
p.p.geo_cnt = geos.item_cnt;
p.p.mtl_cnt = mtls.item_cnt;
if (p.p.rigid_cnt > 0) {
p.p.total_shapes += p.rigid->r.shape_cnt;
for (uint i = 0; i < p.rigid->r.shape_cnt; i++)
p.p.total_shape_mtls += p.rigid->shapes[i].s.mtl_cnt;
}
result = import_writephx(params->out_filepath, &p);
if (params->verbose) {
printf(TERM_WHITE);
printf("Physics report:\n"
" geometry count: %d\n"
" material count: %d\n", p.p.geo_cnt, p.p.mtl_cnt);
switch (p.rigid->r.type) {
case H3D_PHX_RIGID_DYN:
printf( " rigid-body: dynamic\n");
break;
case H3D_PHX_RIGID_ST:
printf( " rigid-body: static\n");
break;
}
for (int i = 0; i < geos.item_cnt; i++) {
struct pgeo_ext* geo = &((struct pgeo_ext*)geos.buffer)[i];
switch (geo->g.type) {
case H3D_PHX_GEO_CONVEX:
printf(" mesh #%d (convex): vertices = %d\n", i+1, geo->g.vert_cnt);
break;
case H3D_PHX_GEO_TRI:
printf(" mesh #%d (tri): vertices = %d, tris = %d\n", i+1, geo->g.vert_cnt,
geo->g.tri_cnt);
break;
}
}
printf(TERM_RESET);
}
if (result)
printf(TERM_BOLDGREEN "ok, saved: \"%s\".\n" TERM_RESET, params->out_filepath);
cleanup:
/* cleanup */
if (p.rigid != NULL)
import_phx_destroyrigid(p.rigid);
for (int i = 0; i < geos.item_cnt; i++) {
struct pgeo_ext* geo = &((struct pgeo_ext*)geos.buffer)[i];
if (geo->data != NULL)
FREE(geo->data);
}
arr_destroy(&mtls);
arr_destroy(&geos);
ezxml_free(xroot);
g_pxcook->release();
pxbase->release();
return result;
}
void ShutdownPhysX() {
gPhysicsSDK->release();
gFoundation->release();
}