static void create_subd_mesh(Scene *scene,
Mesh *mesh,
BL::Mesh& b_mesh,
PointerRNA *cmesh,
const vector<uint>& used_shaders)
{
/* create subd mesh */
SubdMesh sdmesh;
/* create vertices */
BL::Mesh::vertices_iterator v;
for(b_mesh.vertices.begin(v); v != b_mesh.vertices.end(); ++v)
sdmesh.add_vert(get_float3(v->co()));
/* create faces */
BL::Mesh::tessfaces_iterator f;
for(b_mesh.tessfaces.begin(f); f != b_mesh.tessfaces.end(); ++f) {
int4 vi = get_int4(f->vertices_raw());
int n = (vi[3] == 0) ? 3: 4;
//int shader = used_shaders[f->material_index()];
if(n == 4)
sdmesh.add_face(vi[0], vi[1], vi[2], vi[3]);
else
sdmesh.add_face(vi[0], vi[1], vi[2]);
}
/* finalize subd mesh */
sdmesh.finish();
/* parameters */
bool need_ptex = mesh->need_attribute(scene, ATTR_STD_PTEX_FACE_ID) ||
mesh->need_attribute(scene, ATTR_STD_PTEX_UV);
SubdParams sdparams(mesh, used_shaders[0], true, need_ptex);
sdparams.dicing_rate = RNA_float_get(cmesh, "dicing_rate");
//scene->camera->update();
//sdparams.camera = scene->camera;
/* tesselate */
DiagSplit dsplit(sdparams);
sdmesh.tessellate(&dsplit);
}
static void create_subd_mesh(Scene *scene,
Mesh *mesh,
BL::Object& b_ob,
BL::Mesh& b_mesh,
PointerRNA *cmesh,
const vector<Shader*>& used_shaders,
float dicing_rate,
int max_subdivisions)
{
Mesh basemesh;
create_mesh(scene, &basemesh, b_mesh, used_shaders);
SubdParams sdparams(mesh, 0, true, false);
sdparams.dicing_rate = max(0.1f, RNA_float_get(cmesh, "dicing_rate") * dicing_rate);
sdparams.max_level = max_subdivisions;
scene->camera->update();
sdparams.camera = scene->camera;
sdparams.objecttoworld = get_transform(b_ob.matrix_world());
/* tesselate */
DiagSplit dsplit(sdparams);
basemesh.tessellate(&dsplit);
}
