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#include <algorithm> |
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using namespace std; |
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#include "entity.h" |
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#include "oct.h" |
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#include "view.h" |
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#include <GL/glext.h> |
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entity_base::entity_base () |
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{ |
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orig.x = orig.y = orig.z = 0; |
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} |
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entity_base::~entity_base () |
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{ |
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hide (); |
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} |
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void entity_base::update_bbox () |
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{ |
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if (parent) |
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parent->update_bbox (); |
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} |
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void entity_base::hide () |
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{ |
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for (vector<octant *>::iterator i = o.end (); i-- != o.begin (); ) |
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(*i)->remove (this); |
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o.clear (); |
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} |
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void entity_base::display (draw_context &ctx) |
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{ |
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if (ctx.may_draw (this)) |
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draw (ctx); |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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void entity_filter::update_bbox () |
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{ |
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bbox = translate (e->bbox, e->orig, orig); |
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entity_base::update_bbox (); |
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} |
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void entity_filter::show () |
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{ |
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entity_base::show (); |
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e->show (); |
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} |
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void entity_filter::draw (draw_context &ctx) |
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{ |
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e->display (ctx); |
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} |
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entity_filter::~entity_filter () |
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{ |
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delete e; |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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void entity_container::update_bbox () |
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{ |
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bbox.reset (); |
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for (iterator i = end (); i-- != begin (); ) |
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{ |
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(*i)->update_bbox (); |
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bbox.add ((*i)->bbox); |
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} |
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} |
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void entity_container::show () |
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{ |
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entity_base::show (); |
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for (iterator i = end (); i-- != begin (); ) |
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(*i)->show (); |
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} |
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void entity_container::draw (draw_context &ctx) |
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{ |
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for (iterator i = end (); i-- != begin (); ) |
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(*i)->display (ctx); |
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} |
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entity_container::~entity_container () |
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{ |
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hide (); |
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for (iterator i = end (); i-- != begin (); ) |
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delete *i; |
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clear (); |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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template class entity_opengl1d<GL_POINTS>; |
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template class entity_opengl1d<GL_LINES>; |
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template class entity_opengl1d<GL_LINE_STRIP>; |
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template class entity_opengl1d<GL_LINE_LOOP>; |
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template class entity_opengl2d<GL_TRIANGLES>; |
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template class entity_opengl2d<GL_TRIANGLE_STRIP>; |
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template class entity_opengl2d<GL_TRIANGLE_FAN>; |
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template class entity_opengl2d<GL_QUADS>; |
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template class entity_opengl2d<GL_QUAD_STRIP>; |
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template class entity_opengl2d<GL_POLYGON>; |
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template<GLenum type> |
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void entity_opengl1d<type>::update_bbox () |
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{ |
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bbox.reset (); |
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for (vector<vertex1d>::iterator i = end (); i-- != begin (); ) |
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bbox.add (i->p); |
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entity_base::update_bbox (); |
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} |
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template<GLenum type> |
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void entity_opengl2d<type>::update_bbox () |
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{ |
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for (vector<vertex2d>::iterator i = end (); i-- != begin (); ) |
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bbox.add (i->p); |
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entity_base::update_bbox (); |
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} |
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template<GLenum type> |
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void entity_opengl1d<type>::draw (draw_context &ctx) |
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{ |
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glBegin (type); |
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for (iterator i = begin (); i < end (); ++i) |
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{ |
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glColor3fv ((GLfloat *)&i->c); |
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glVertex3fv ((GLfloat *)&i->p); |
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} |
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glEnd (); |
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} |
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template<GLenum type> |
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void entity_opengl2d<type>::draw (draw_context &ctx) |
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{ |
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if (!list) |
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{ |
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list = glGenLists (1); |
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glNewList (list, GL_COMPILE); |
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glMaterialfv (GL_FRONT, GL_DIFFUSE, (GLfloat *)&m.diffuse); |
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glMaterialfv (GL_FRONT, GL_SPECULAR, (GLfloat *)&m.specular); |
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glMaterialfv (GL_FRONT, GL_EMISSION, (GLfloat *)&m.emission); |
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glMaterialf (GL_FRONT, GL_SHININESS, m.shininess); |
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#if 0 |
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glBegin (type); |
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for (iterator i = begin (); i < end (); ++i) |
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{ |
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glTexCoord2fv ((GLfloat *)&i->t); |
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glNormal3fv ((GLfloat *)&i->n); |
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glVertex3fv ((GLfloat *)&i->p); |
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} |
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glEnd (); |
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#else |
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glEnableClientState (GL_VERTEX_ARRAY); |
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glVertexPointer (3, GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->p); |
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glEnableClientState (GL_NORMAL_ARRAY); |
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glNormalPointer (GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->n); |
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glEnableClientState (GL_TEXTURE_COORD_ARRAY); |
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glTexCoordPointer (2, GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->t); |
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glDrawArrays (type, 0, size ()); |
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#endif |
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glEndList (); |
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clear (); |
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} |
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glPushMatrix (); |
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const sector &corig = ctx.v.orig; |
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glTranslatef (corig.x - orig.x, corig.y - orig.y, corig.z - orig.z); |
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glCallList (list); |
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glPopMatrix (); |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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entity_transform::entity_transform () |
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{ |
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m.identity (); |
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} |
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void entity_transform::update_bbox () |
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{ |
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bbox = translate (e->bbox, e->orig, orig); |
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entity_base::update_bbox (); |
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} |
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void entity_transform::show () |
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{ |
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entity_base::show (); |
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} |
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void entity_transform::draw (draw_context &ctx) |
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{ |
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glPushMatrix (); |
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glMultMatrixf ((GLfloat *)&m); |
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e->draw (ctx); |
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glPopMatrix (); |
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} |
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