libgender/entity.C

#include <algorithm>

using namespace std;

#include "entity.h"
#include "oct.h"
#include "view.h"

#include <GL/glext.h>

void entity_base::update_bbox ()
{
  if (parent)
    parent->update_bbox ();
}

void entity_base::hide ()
{
  for (vector<octant *>::iterator i = o.end (); i-- != o.begin (); )
    (*i)->remove (this);

  o.clear ();
}

void entity_filter::update_bbox ()
{
  bbox = e->bbox;
  entity_base::update_bbox ();
}

void entity_filter::show (const sector &sec)
{
  world.add (sec, this);

  e->show (sec);
}

void entity_filter::draw (draw_context &ctx)
{
  e->try_draw (ctx);
}

entity_filter::~entity_filter ()
{
  delete e;
}

void entity::show (const sector &sec)
{
  show ();
}

void entity::show ()
{
  e->show (this->sec);
}

void entity::draw (draw_context &ctx)
{
  glPushMatrix ();
  glTranslated (-sec.x, -sec.y, -sec.z);
  e->try_draw (ctx);
  glPopMatrix ();
}

void entity_container::update_bbox ()
{
  bbox.reset ();

  for (iterator i = end (); i-- != begin (); )
    {
      (*i)->update_bbox ();
      bbox.add ((*i)->bbox);
    }
}

void entity_container::show (const sector &sec)
{
  world.add (sec, this);

  for (iterator i = end (); i-- != begin (); )
    (*i)->show (sec);
}

void entity_container::draw (draw_context &ctx)
{
  for (iterator i = end (); i-- != begin (); )
    (*i)->try_draw (ctx);
}

entity_container::~entity_container ()
{
  hide ();

  for (iterator i = end (); i-- != begin (); )
    delete *i;
 
  clear ();
}

template class entity_opengl1d<GL_POINTS>;
template class entity_opengl1d<GL_LINES>;
template class entity_opengl1d<GL_LINE_STRIP>;
template class entity_opengl1d<GL_LINE_LOOP>;
template class entity_opengl2d<GL_TRIANGLES>;
template class entity_opengl2d<GL_TRIANGLE_STRIP>;
template class entity_opengl2d<GL_TRIANGLE_FAN>;
template class entity_opengl2d<GL_QUADS>;
template class entity_opengl2d<GL_QUAD_STRIP>;
template class entity_opengl2d<GL_POLYGON>;

template<GLenum type>
void entity_opengl1d<type>::update_bbox ()
{
  bbox.reset ();

  for (vector<vertex1d>::iterator i = end (); i-- != begin (); )
    bbox.add (i->p);

  entity_base::update_bbox ();
}

template<GLenum type>
void entity_opengl2d<type>::update_bbox ()
{
  for (vector<vertex2d>::iterator i = end (); i-- != begin (); )
    bbox.add (i->p);

  entity_base::update_bbox ();
}

template<GLenum type>
void entity_opengl1d<type>::draw (draw_context &ctx)
{
  glBegin (type);

  for (iterator i = begin (); i < end (); ++i)
    {
      if (ctx.mode == draw_context::LIGHTED)
        glColor3fv ((GLfloat *)&i->c);

      glVertex3fv ((GLfloat *)&i->p);
    }

  glEnd ();
}

template<GLenum type>
void entity_opengl2d<type>::draw (draw_context &ctx)
{
  if (!list)
    {
      list = glGenLists (1);
      glNewList (list, GL_COMPILE);

      glMaterialfv (GL_FRONT, GL_DIFFUSE,  (GLfloat *)&m.diffuse);
      glMaterialfv (GL_FRONT, GL_SPECULAR, (GLfloat *)&m.specular);
      glMaterialfv (GL_FRONT, GL_EMISSION, (GLfloat *)&m.emission);
      glMaterialf  (GL_FRONT, GL_SHININESS, m.shininess);

#if 1
      glBegin (type);
         
      for (iterator i = begin (); i < end (); ++i)
        {
          glTexCoord2fv ((GLfloat *)&i->t);
          glNormal3fv ((GLfloat *)&i->n);
          glVertex3fv ((GLfloat *)&i->p);
        }

      glEnd ();
#else
      glEnableClientState (GL_VERTEX_ARRAY);
      glVertexPointer (3, GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->p);
      glEnableClientState (GL_NORMAL_ARRAY);
      glNormalPointer (GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->n);
      glEnableClientState (GL_TEXTURE_COORD_ARRAY);
      glTexCoordPointer (2, GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->t);

      glDrawArrays (type, 0, size ());
#endif
      glEndList ();

      clear ();
    }

  glCallList (list);
}

template<GLenum type>
void entity_opengl1d<type>::show (const sector &sec)
{
  world.add (sec, this);
}

template<GLenum type>
void entity_opengl2d<type>::show (const sector &sec)
{
  world.add (sec, this);
}


Revision:	1.19
Committed:	Sun Oct 3 08:42:02 2004 UTC (21 years, 11 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.18:	+13 -16 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#include <algorithm>
2
3			using namespace std;
4
5			#include "entity.h"
6	root	1.4	#include "oct.h"
7	root	1.13	#include "view.h"
8	root	1.1
9	root	1.18	#include <GL/glext.h>
10
11	root	1.1	void entity_base::update_bbox ()
12			{
13			if (parent)
14			parent->update_bbox ();
15			}
16
17			void entity_base::hide ()
18			{
19			for (vector<octant *>::iterator i = o.end (); i-- != o.begin (); )
20			(*i)->remove (this);
21
22			o.clear ();
23			}
24
25			void entity_filter::update_bbox ()
26			{
27			bbox = e->bbox;
28			entity_base::update_bbox ();
29			}
30
31			void entity_filter::show (const sector &sec)
32			{
33	root	1.8	world.add (sec, this);
34
35	root	1.1	e->show (sec);
36			}
37
38	root	1.13	void entity_filter::draw (draw_context &ctx)
39	root	1.1	{
40	root	1.13	e->try_draw (ctx);
41	root	1.1	}
42
43			entity_filter::~entity_filter ()
44			{
45			delete e;
46			}
47
48			void entity::show (const sector &sec)
49			{
50	root	1.2	show ();
51			}
52
53			void entity::show ()
54			{
55	root	1.1	e->show (this->sec);
56			}
57
58	root	1.13	void entity::draw (draw_context &ctx)
59	root	1.1	{
60	root	1.2	glPushMatrix ();
61	root	1.4	glTranslated (-sec.x, -sec.y, -sec.z);
62	root	1.13	e->try_draw (ctx);
63	root	1.2	glPopMatrix ();
64	root	1.1	}
65
66			void entity_container::update_bbox ()
67			{
68			bbox.reset ();
69
70			for (iterator i = end (); i-- != begin (); )
71			{
72			(*i)->update_bbox ();
73			bbox.add ((*i)->bbox);
74			}
75			}
76
77			void entity_container::show (const sector &sec)
78			{
79	root	1.8	world.add (sec, this);
80
81	root	1.1	for (iterator i = end (); i-- != begin (); )
82			(*i)->show (sec);
83			}
84
85	root	1.13	void entity_container::draw (draw_context &ctx)
86	root	1.1	{
87			for (iterator i = end (); i-- != begin (); )
88	root	1.13	(*i)->try_draw (ctx);
89	root	1.1	}
90
91			entity_container::~entity_container ()
92			{
93			hide ();
94
95			for (iterator i = end (); i-- != begin (); )
96			delete *i;
97
98			clear ();
99	root	1.2	}
100
101	root	1.12	template class entity_opengl1d<GL_POINTS>;
102			template class entity_opengl1d<GL_LINES>;
103			template class entity_opengl1d<GL_LINE_STRIP>;
104			template class entity_opengl1d<GL_LINE_LOOP>;
105			template class entity_opengl2d<GL_TRIANGLES>;
106			template class entity_opengl2d<GL_TRIANGLE_STRIP>;
107			template class entity_opengl2d<GL_TRIANGLE_FAN>;
108			template class entity_opengl2d<GL_QUADS>;
109			template class entity_opengl2d<GL_QUAD_STRIP>;
110			template class entity_opengl2d<GL_POLYGON>;
111	root	1.2
112			template<GLenum type>
113			void entity_opengl1d<type>::update_bbox ()
114			{
115	root	1.6	bbox.reset ();
116
117			for (vector<vertex1d>::iterator i = end (); i-- != begin (); )
118			bbox.add (i->p);
119
120	root	1.2	entity_base::update_bbox ();
121			}
122
123			template<GLenum type>
124			void entity_opengl2d<type>::update_bbox ()
125			{
126	root	1.7	for (vector<vertex2d>::iterator i = end (); i-- != begin (); )
127	root	1.6	bbox.add (i->p);
128
129	root	1.2	entity_base::update_bbox ();
130			}
131
132			template<GLenum type>
133	root	1.13	void entity_opengl1d<type>::draw (draw_context &ctx)
134	root	1.2	{
135			glBegin (type);
136
137			for (iterator i = begin (); i < end (); ++i)
138			{
139	root	1.4	if (ctx.mode == draw_context::LIGHTED)
140			glColor3fv ((GLfloat *)&i->c);
141
142	root	1.2	glVertex3fv ((GLfloat *)&i->p);
143			}
144
145			glEnd ();
146			}
147
148			template<GLenum type>
149	root	1.13	void entity_opengl2d<type>::draw (draw_context &ctx)
150	root	1.2	{
151	root	1.14	if (!list)
152			{
153	root	1.17	list = glGenLists (1);
154			glNewList (list, GL_COMPILE);
155	root	1.14
156	root	1.5	glMaterialfv (GL_FRONT, GL_DIFFUSE, (GLfloat *)&m.diffuse);
157			glMaterialfv (GL_FRONT, GL_SPECULAR, (GLfloat *)&m.specular);
158			glMaterialfv (GL_FRONT, GL_EMISSION, (GLfloat *)&m.emission);
159	root	1.9	glMaterialf (GL_FRONT, GL_SHININESS, m.shininess);
160	root	1.15
161	root	1.19	#if 1
162	root	1.15	glBegin (type);
163	root	1.14
164			for (iterator i = begin (); i < end (); ++i)
165	root	1.4	{
166			glTexCoord2fv ((GLfloat *)&i->t);
167			glNormal3fv ((GLfloat *)&i->n);
168	root	1.14	glVertex3fv ((GLfloat *)&i->p);
169	root	1.4	}
170
171	root	1.14	glEnd ();
172	root	1.19	#else
173			glEnableClientState (GL_VERTEX_ARRAY);
174			glVertexPointer (3, GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->p);
175			glEnableClientState (GL_NORMAL_ARRAY);
176			glNormalPointer (GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->n);
177			glEnableClientState (GL_TEXTURE_COORD_ARRAY);
178			glTexCoordPointer (2, GL_FLOAT, sizeof (vertex2d), (void *)&begin ()->t);
179
180			glDrawArrays (type, 0, size ());
181			#endif
182	root	1.17	glEndList ();
183	root	1.19
184			clear ();
185	root	1.2	}
186
187	root	1.17	glCallList (list);
188	root	1.2	}
189
190			template<GLenum type>
191			void entity_opengl1d<type>::show (const sector &sec)
192			{
193	root	1.8	world.add (sec, this);
194	root	1.2	}
195
196			template<GLenum type>
197			void entity_opengl2d<type>::show (const sector &sec)
198			{
199	root	1.8	world.add (sec, this);
200	root	1.1	}
201
202