3 This file is part of R²C²
4 Copyright © 2010-2011 Mikkosoft Productions, Mikko Rasa
5 Distributed under the GPL
10 #include <msp/fs/path.h>
11 #include <msp/gl/immediate.h>
12 #include <msp/gl/matrix.h>
13 #include <msp/gl/texture.h>
14 #include <msp/io/print.h>
17 #include "tracktype.h"
24 Overlay3D::Overlay3D(const Graphics::Window &w, const GL::Camera &c, const GL::Font &f):
30 Overlay3D::~Overlay3D()
32 for(map<string, GL::Mesh *>::iterator i=graphics.begin(); i!=graphics.end(); ++i)
34 for(map<const Object3D *, Icon *>::iterator i=icons.begin(); i!=icons.end(); ++i)
38 void Overlay3D::set_label(const Object3D &track, const string &label)
40 get_icon(track).label = label;
41 update_icon(get_icon(track));
44 void Overlay3D::add_graphic(const Object3D &track, const string &grf_name)
46 const GL::Mesh *grf = get_graphic(grf_name);
50 Icon &icon = get_icon(track);
51 if(find(icon.graphics.begin(), icon.graphics.end(), grf)==icon.graphics.end())
52 icon.graphics.push_back(grf);
57 void Overlay3D::remove_graphic(const Object3D &track, const string &grf_name)
59 const GL::Mesh *grf = get_graphic(grf_name);
60 Icon &icon = get_icon(track);
61 icon.graphics.erase(remove(icon.graphics.begin(), icon.graphics.end(), grf), icon.graphics.end());
66 void Overlay3D::clear_graphics(const Object3D &track)
68 get_icon(track).graphics.clear();
69 update_icon(get_icon(track));
72 void Overlay3D::clear(const Object3D &track)
74 map<const Object3D *, Icon *>::iterator i = icons.find(&track);
82 void Overlay3D::render(const GL::Tag &tag) const
86 GL::matrix_mode(GL::PROJECTION);
89 GL::scale(2.0/window.get_width(), 2.0/window.get_height(), 1.0);
90 GL::matrix_mode(GL::MODELVIEW);
96 int size = int(font.get_default_size()+0.5);
97 float spacing = round(size*1.1)/size;
98 float baseline = round((0.5-font.get_ascent()*0.5-font.get_descent()*0.5)*size)/size;
100 for(map<const Object3D *, Icon *>::const_iterator i=icons.begin(); i!=icons.end(); ++i)
102 if(!i->first->is_visible())
105 const Icon &icon = *i->second;
107 Vector node = i->first->get_node();
108 GL::Vector3 p = camera.project(GL::Vector3(node.x, node.y, node.z));
110 GL::PushMatrix push_mat;
111 p.x = int(p.x*0.5*window.get_width()-icon.width*size/2);
112 p.y = int(p.y*0.5*window.get_height());
113 GL::translate(p.x, p.y, p.z);
114 GL::scale_uniform(size);
116 icon.background.draw();
118 glColor3f(0.0, 1.0, 0.0);
119 for(vector<const GL::Mesh *>::const_iterator j=icon.graphics.begin(); j!=icon.graphics.end(); ++j)
122 GL::translate(spacing, 0, 0);
125 GL::translate(0, baseline, 0);
126 GL::Immediate imm((GL::TEXCOORD2, GL::COLOR4_UBYTE, GL::VERTEX2));
127 imm.color(0.0f, 1.0f, 0.0f);
128 font.draw_string(icon.label, imm);
129 GL::Texture::unbind();
132 GL::matrix_mode(GL::PROJECTION);
134 GL::matrix_mode(GL::MODELVIEW);
137 glColor3f(1.0, 1.0, 1.0);
141 Overlay3D::Icon &Overlay3D::get_icon(const Object3D &track)
143 Icon *&icon = icons[&track];
150 const GL::Mesh *Overlay3D::get_graphic(const string &name)
152 GL::Mesh *&grf = graphics[name];
158 DataFile::load(*grf, (FS::Path("icons")/(name+".mesh")).str());
160 catch(const Exception &e)
162 IO::print("Error loading overlay graphic '%s': %s\n", name, e.what());
171 void Overlay3D::update_icon(Icon &icon)
173 icon.background.clear();
175 icon.width = max(icon.graphics.size()*1.1+font.get_string_width(icon.label), 1.0);
177 GL::MeshBuilder bld(icon.background);
178 bld.color(0.2f, 0.2f, 0.2f, 0.7f);
180 bld.begin(GL::TRIANGLE_FAN);
181 bld.vertex(0.4, 0.5);
182 bld.vertex(icon.width-0.4, 0.5);
183 bld.vertex(icon.width-0.4, 1.2);
184 for(int i=4; i<=12; ++i)
185 bld.vertex(0.4+cos(i*M_PI/8)*0.7, 0.5+sin(i*M_PI/8)*0.7);
188 bld.begin(GL::TRIANGLE_FAN);
189 bld.vertex(icon.width-0.4, 0.5);
190 bld.vertex(0.4, 0.5);
191 bld.vertex(0.4, -0.2);
192 for(int i=-4; i<=4; ++i)
193 bld.vertex(icon.width-0.4+cos(i*M_PI/8)*0.7, 0.5+sin(i*M_PI/8)*0.7);
198 Overlay3D::Icon::Icon():
200 background((GL::COLOR4_UBYTE, GL::VERTEX2))