Gabriele Cosmo
115 lines
2.4 KiB
Plaintext
115 lines
2.4 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_sg_line_set
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#define tools_sg_line_set
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#include "node"
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#include "mf"
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#include "../stype"
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#include "render_action"
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#include "pick_action"
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#include "bbox_action"
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namespace tools {
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namespace sg {
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class line_set : public node {
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TOOLS_NODE(line_set,tools::sg::line_set,node)
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public:
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mf_std_vec<float> lines;
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public:
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virtual const desc_fields& node_desc_fields() const {
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TOOLS_FIELD_DESC_NODE_CLASS(tools::sg::line_set)
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static const desc_fields s_v(parent::node_desc_fields(),1, //WARNING : take care of count.
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TOOLS_ARG_FIELD_DESC(lines)
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);
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return s_v;
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}
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private:
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void add_fields(){
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add_field(&lines);
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}
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public:
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typedef std::vector<float> line_t;
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virtual void render(render_action& a_action) {
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tools_vforcit(line_t,lines.values(),it) {
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a_action.draw_vertex_array(gl::line_strip(),*it);
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}
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}
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virtual void pick(pick_action& a_action) {
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if(a_action.stop_at_first()){
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tools_vforcit(line_t,lines.values(),it) {
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a_action.add_line_strip(*it);
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if(a_action.done()) {
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a_action.set_node(this);
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return;
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}
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}
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} else {
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tools_vforcit(line_t,lines.values(),it) {
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a_action.set_done(false);
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a_action.zs().clear();
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a_action.ws().clear();
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a_action.add_line_strip(*it);
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if(a_action.done()) {
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a_action.add_pick(*this,a_action.zs(),a_action.ws(),a_action.state());
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a_action.set_done(false);
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}
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}
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}
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}
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virtual void bbox(bbox_action& a_action) {
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tools_vforcit(line_t,lines.values(),it) {
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a_action.add_points(*it);
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}
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}
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public:
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line_set()
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:parent()
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,lines()
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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add_fields();
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}
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virtual ~line_set(){
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#ifdef TOOLS_MEM
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mem::decrement(s_class().c_str());
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#endif
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}
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public:
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line_set(const line_set& a_from)
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:parent(a_from)
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,lines(a_from.lines)
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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add_fields();
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}
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line_set& operator=(const line_set& a_from){
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parent::operator=(a_from);
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lines = a_from.lines;
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return *this;
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}
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public:
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bool add(const line_t& a_line) {
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size_t npoint = a_line.size()/3;
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if(npoint*3!=a_line.size()) return false;
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lines.add(a_line);
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return true;
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}
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void clear() {lines.clear();}
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};
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}}
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#endif
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