libgender/test.C

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <list>

#include "opengl.h"

#include "SDL.h"
#include "SDL_opengl.h"

static SDL_Surface *global_image = NULL;
static GLuint global_texture = 0;

#include "util.h"
#include "entity.h"
#include "txtprt_import.h"
#include "randlvl.h"

bool doom3parse (const char *f);

#include "shader.h"

/**********************************************************************/

view camera;
vec3 camera_velocity;
float camera_angle, camera_angle2, camera_velocity_angle, camera_velocity_angle2;
float camera_velocity_factor = 80;

void
HotKey_ToggleFullScreen (void)
{
  SDL_Surface *screen;

  screen = SDL_GetVideoSurface ();

  if (SDL_WM_ToggleFullScreen (screen))
    printf ("Toggled fullscreen mode - now %s\n",
            (screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed");
  else
    printf ("Unable to toggle fullscreen mode\n");
}

void
HotKey_ToggleGrab (void)
{
  SDL_GrabMode mode;

  printf ("Ctrl-G: toggling input grab!\n");
  mode = SDL_WM_GrabInput (SDL_GRAB_QUERY);

  if (mode == SDL_GRAB_ON)
    printf ("Grab was on\n");
  else
    printf ("Grab was off\n");

  mode = SDL_WM_GrabInput (mode ? SDL_GRAB_OFF : SDL_GRAB_ON);

  if (mode == SDL_GRAB_ON)
    printf ("Grab is now on\n");
  else
    printf ("Grab is now off\n");
}

void
HotKey_Iconify (void)
{
  printf ("Ctrl-Z: iconifying window!\n");
  SDL_WM_IconifyWindow ();
}

int
HandleEvent (SDL_Event * event)
{
  int done;

  done = 0;

  switch (event->type)
    {
    case SDL_ACTIVEEVENT:
      /* See what happened */
      printf ("app %s ", event->active.gain ? "gained" : "lost");
      if (event->active.state & SDL_APPACTIVE)
        printf ("active ");
      else if (event->active.state & SDL_APPMOUSEFOCUS)
        printf ("mouse ");
      else if (event->active.state & SDL_APPINPUTFOCUS)
        printf ("input ");

      printf ("focus\n");
      break;

    case SDL_KEYDOWN:
      if (event->key.keysym.sym == SDLK_UP)       camera_velocity.z--;
      if (event->key.keysym.sym == SDLK_DOWN)     camera_velocity.z++;
      if (event->key.keysym.sym == SDLK_RIGHT)    camera_velocity_angle++;
      if (event->key.keysym.sym == SDLK_LEFT)     camera_velocity_angle--;
      if (event->key.keysym.sym == SDLK_PAGEUP)   camera_velocity_angle2++;
      if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2--;
      if (event->key.keysym.sym == SDLK_e)        camera_velocity.y--;
      if (event->key.keysym.sym == SDLK_q)        camera_velocity.y++;
      if (event->key.keysym.sym == SDLK_v)        camera_velocity_factor *= 1.5;
      if (event->key.keysym.sym == SDLK_b)        camera_velocity_factor /= 1.5;

      if (event->key.keysym.sym == SDLK_ESCAPE)
        done = 1;

      if ((event->key.keysym.sym == SDLK_g) &&
          (event->key.keysym.mod & KMOD_CTRL))
        HotKey_ToggleGrab ();

      if ((event->key.keysym.sym == SDLK_z) &&
          (event->key.keysym.mod & KMOD_CTRL))
        HotKey_Iconify ();

      if ((event->key.keysym.sym == SDLK_RETURN) &&
          (event->key.keysym.mod & KMOD_ALT))
        HotKey_ToggleFullScreen ();

      break;

    case SDL_KEYUP:
      if (event->key.keysym.sym == SDLK_UP)    camera_velocity.z++;
      if (event->key.keysym.sym == SDLK_DOWN)  camera_velocity.z--;
      if (event->key.keysym.sym == SDLK_LEFT)  camera_velocity_angle++;
      if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle--;
      if (event->key.keysym.sym == SDLK_PAGEUP)   camera_velocity_angle2--;
      if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2++;
      if (event->key.keysym.sym == SDLK_e)     camera_velocity.y++;
      if (event->key.keysym.sym == SDLK_q)     camera_velocity.y--;
      break;

    case SDL_QUIT:
      done = 1;
      break;
    }

  return (done);
}

void draw_floor (int size, int dx, int dy, int dz)
{
  int x, z, ry;

  for (x = 0; x < 10; x++)
    {
      for (z = 0; z < 10; z++)
        {
          vector<vertex_t2f_n3f_v3f> pts;
          pts.push_back (vertex_t2f_n3f_v3f (point (   0, 0,    0), vec3 (0, 1, 0), tex2 (0, 0)));
          pts.push_back (vertex_t2f_n3f_v3f (point (   0, 0, size), vec3 (0, 1, 0), tex2 (0, 1)));
          pts.push_back (vertex_t2f_n3f_v3f (point (size, 0, size), vec3 (0, 1, 0), tex2 (1, 1)));
          pts.push_back (vertex_t2f_n3f_v3f (point (size, 0,    0), vec3 (0, 1, 0), tex2 (1, 0)));

          geometry_quads *q = new geometry_quads;
          //q->m = new simple_material;
          q->set (pts);
          entity *e = new entity (q);
          e->move (vec3 (dx + x * size, dy, dz + z * size));
          e->show ();
        }
    }
}

void draw_test_nurb ()
{
  geometry_nurbs *q = new geometry_nurbs;
  q->set ();
  entity *e = new entity (q);
  e->move (vec3 (10, 3, -4));
  e->show ();
}

void fisch (vec3 center, GLfloat radius, int depth)
{
  entity *planet = new entity (new geometry_sphere (testmat, radius));
  planet->move (center);
  planet->show ();

  if (--depth)
    {
      GLfloat r2 = radius * .1F;
      GLfloat r3 = radius + r2;

      fisch (center + vec3 (r3, 0, 0), r2, depth);
      fisch (center + vec3 (0, 0, r3), r2, depth);
      fisch (center + vec3 (-r3, 0, 0), r2, depth);
    }
}

extern void draw_level ();

std::list<entity_moveable *> moveables;

void perfom_moves ()
{
  for (std::list<entity_moveable *>::iterator i = moveables.begin (); i != moveables.end (); ++i)
    {
      (*i)->perform_step (timer.diff);
    }
}

int
RunGLTest (int argc, char *argv[],
           int logo, int slowly, int bpp, float gamma, int noframe, int fsaa)
{
  int i;
  int rgb_size[3];
  int w = 640;
  int h = 480;
  int done = 0;
  int frames;
  Uint32 video_flags;
  int value;
      GLenum gl_error;

  if (SDL_Init (SDL_INIT_VIDEO) < 0)
    {
      fprintf (stderr, "Couldn't initialize SDL: %s\n", SDL_GetError ());
      exit (1);
    }

  /* See if we should detect the display depth */
  if (bpp == 0)
    {
      if (SDL_GetVideoInfo ()->vfmt->BitsPerPixel <= 8)
        bpp = 8;
      else
        bpp = 16;               /* More doesn't seem to work */
    }

  video_flags = SDL_OPENGL;

  for (i = 1; argv[i]; ++i)
    if (strcmp (argv[1], "-fullscreen") == 0)
      video_flags |= SDL_FULLSCREEN;

  if (noframe)
    video_flags |= SDL_NOFRAME;

  /* Initialize the display */
  switch (bpp)
    {
    case 8:
      rgb_size[0] = 3;
      rgb_size[1] = 3;
      rgb_size[2] = 2;
      break;

    case 15:
    case 16:
      rgb_size[0] = 5;
      rgb_size[1] = 5;
      rgb_size[2] = 5;
      break;

    default:
      rgb_size[0] = 8;
      rgb_size[1] = 8;
      rgb_size[2] = 8;
      break;
    }

  SDL_GL_SetAttribute (SDL_GL_RED_SIZE, rgb_size[0]);
  SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb_size[1]);
  SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, rgb_size[2]);
  SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 24);
  SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);

  if (fsaa)
    {
      SDL_GL_SetAttribute (SDL_GL_MULTISAMPLEBUFFERS, 1);
      SDL_GL_SetAttribute (SDL_GL_MULTISAMPLESAMPLES, fsaa);
    }

  if (SDL_SetVideoMode (w, h, bpp, video_flags) == NULL)
    {
      fprintf (stderr, "Couldn't set GL mode: %s\n", SDL_GetError ());
      SDL_Quit ();
      exit (1);
    }

  //printf ("Screen BPP: %d\n", SDL_GetVideoSurface ()->format->BitsPerPixel);
  //printf ("\n");
  //printf ("Vendor     : %s\n", glGetString (GL_VENDOR));
  //printf ("Renderer   : %s\n", glGetString (GL_RENDERER));
  //printf ("Version    : %s\n", glGetString (GL_VERSION));
  //printf ("Extensions : %s\n", glGetString (GL_EXTENSIONS));
  printf ("\n");

  SDL_GL_GetAttribute (SDL_GL_RED_SIZE, &value);
  printf ("SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0], value);
  SDL_GL_GetAttribute (SDL_GL_GREEN_SIZE, &value);
  printf ("SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1], value);
  SDL_GL_GetAttribute (SDL_GL_BLUE_SIZE, &value);
  printf ("SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2], value);
  SDL_GL_GetAttribute (SDL_GL_DEPTH_SIZE, &value);
  printf ("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value);
  SDL_GL_GetAttribute (SDL_GL_DOUBLEBUFFER, &value);
  printf ("SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value);

  if (fsaa)
    {
      SDL_GL_GetAttribute (SDL_GL_MULTISAMPLEBUFFERS, &value);
      printf ("SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value);
      SDL_GL_GetAttribute (SDL_GL_MULTISAMPLESAMPLES, &value);
      printf ("SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa,
              value);
    }

  /* Set the window manager title bar */
  SDL_WM_SetCaption ("libgender rendering test", "gendertest");

  /* Set the gamma for the window */
  if (gamma != 0.0)
    SDL_SetGamma (gamma, gamma, gamma);

  testmat = new test_material;
  testmat2 = new test_material2;

  entity_moveable *planet = new entity_moveable (new geometry_sphere (testmat, 10));
  planet->move (vec3 (0, 0, -20));
  planet->show ();

  planet->v = vec3 (10, 0, 0);
  moveables.push_back (planet);

  doom3parse ("test.proc");

  for (int i = 0; i < 20; i++)
    {
      // load a entity
      txtprt_parser p;
      geometry *g;
      try
        {
          g = p.read ("test.blasc");
        }
      catch (txtprt_i_exception & e)
        {
          cout << "ERR: " << e.msg << endl;
        }

      entity *e = new entity (g);
      e->move (vec3 (i*5, -3, -i*10));
      e->show ();
    }

  {
    fisch (vec3 (0, 0, -2e9), 1e9, 8);
    //entity *planet = new entity (new geometry_sphere (1e9));
    //planet->move (vec3 (0, 0, -1.5e9));
    //planet->show ();
  }

  {
    entity *planet = new entity (new geometry_sphere (testmat, 4e15));
    planet->move (vec3 (0, 0, 1e17));
    planet->show ();
  }

  {
    RandomBuilding r;
    entity *randlvl = r.draw (1000, 1000, 200);
    randlvl->move (vec3 (0, 0, 0));
    randlvl->show ();

    entity *randlvl2 = r.draw (1000, 10000, 1000);
    randlvl2->move (vec3 (-20000, 0, 0));
    randlvl2->show ();

    entity *randlvl3 = r.draw (100, 30, 3);
    randlvl3->move (vec3 (-1000, 0, 0));
    randlvl3->show ();
  }

  //draw_floor (10, -500, -10, -1000);
  draw_level ();

#if 0
  {
    geometry_heightfield *hf = new geometry_heightfield (100000., 100000.);
    entity *e = new entity (hf);
    e->move (vec3 (-100000, -100000 * 0.01, -100000));
    e->show ();
  }
#endif

  //draw_test_nurb ();

  //camera.orig.x = 108; camera.orig.y = 0; camera.orig.z = -368;
  camera.orig.x = 0; camera.orig.y = 0; camera.orig.z = 0;
  camera.p = point (0, 0, 10);
  camera.d = vec3 (0, 0, -1);
  camera.u = vec3 (0, 1, 0);
  camera.w = w; camera.h = h;
  camera.fov = 40.;

  glDisable (GL_ALPHA_TEST);

  /* Loop until done. */
  frames = 0;

  linear_light mylight2;//mylight, mylight2;

 // mylight.radius = 100000;
 // mylight.c = colour (1., 1, 1, 1.);
 // mylight.intensity = 1.F;

  mylight2.radius = 100000;
  mylight2.c = colour (1., 1., 1., 1.);
  mylight2.intensity = 1.F;
  mylight2.orig.x = 0; mylight2.orig.y = 0; mylight2.orig.z = 0;
  mylight2.p.x = 0; mylight2.p.y = 0; mylight2.p.z = 0;

  //pass_data pass_light (&mylight);
  pass_data pass_light2 (&mylight2);

  while (!done)
    {
      char *sdl_error;
      SDL_Event event;

      camera_angle  += 90 * camera_velocity_angle  * timer.diff;
      camera_angle2 += 90 * camera_velocity_angle2 * timer.diff;

      vec3 geradeaus = matrix::rotation (-camera_angle, vec3 (0, 1, 0)) * vec3 (0, 0, -1);
      vec3 right     = matrix::rotation (90., vec3 (0, 1, 0)) * geradeaus;

      camera.d = matrix::rotation (camera_angle2, right) * geradeaus;
      camera.u = cross (camera.d, right);

      camera.p = camera.p - camera.d * (camera_velocity_factor * timer.diff) * camera_velocity.z;
      camera.p = camera.p - camera.u * (camera_velocity_factor * timer.diff) * camera_velocity.y;

      //mylight.orig = camera.orig;
      //mylight.p = camera.p;

      //mylight2.orig = camera.orig;
      //mylight2.p = camera.p + vec3 (sin (timer.now * 2) * 100, 1, cos (timer.now * 2) * 100);

      //mylight.intensity = max (sinf (timer.now) + 1.2F, 0.2F);
      
      camera.begin ();
      camera.render (pass_depth);
      camera.render (pass_postdepth);
      camera.render (pass_light2);
      //camera.render (view::LIGHTED, pass_light2);
      camera.end ();

      perfom_moves ();

      SDL_GL_SwapBuffers ();
      timer.frame ();

#if 0
      /* Check for error conditions. */
      gl_error = glGetError ();

      if (gl_error != GL_NO_ERROR) fprintf (stderr, "testgl: OpenGL error: %d\n", gl_error);

      sdl_error = SDL_GetError ();

      if (sdl_error[0] != '\0')
        {
          fprintf (stderr, "testgl: SDL error '%s'\n", sdl_error);
          SDL_ClearError ();
        }

      /* Allow the user to see what's happening */
      //SDL_Delay (40);
#endif

      /* Check if there's a pending event. */
      while (SDL_PollEvent (&event))
        done = HandleEvent (&event);

      ++frames;
    }

  if (global_image)
    {
      SDL_FreeSurface (global_image);
      global_image = NULL;
    }

  if (global_texture)
    {
      glDeleteTextures (1, &global_texture);
      global_texture = 0;
    }

  /* Destroy our GL context, etc. */
  SDL_Quit ();
  return (0);
}
int
main (int argc, char *argv[])
{
  int i, logo;
  int numtests;
  int bpp = 0;
  int slowly;
  float gamma = 0.0;
  int noframe = 0;
  int fsaa = 0;

  logo = 0;
  slowly = 0;
  numtests = 1;
  for (i = 1; argv[i]; ++i)
    {
      if (strcmp (argv[i], "-twice") == 0)
        {
          ++numtests;
        }
      if (strcmp (argv[i], "-slow") == 0)
        {
          slowly = 1;
        }
      if (strcmp (argv[i], "-bpp") == 0)
        {
          bpp = atoi (argv[++i]);
        }
      if (strcmp (argv[i], "-gamma") == 0)
        {
          gamma = (float) atof (argv[++i]);
        }
      if (strcmp (argv[i], "-noframe") == 0)
        {
          noframe = 1;
        }
      if (strcmp (argv[i], "-fsaa") == 0)
        {
          ++fsaa;
        }
      if (strncmp (argv[i], "-h", 2) == 0)
        {
          printf
            ("Usage: %s [-twice] [-logo] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa]\n",
             argv[0]);
          exit (0);
        }
    }

  for (i = 0; i < numtests; ++i)
    RunGLTest (argc, argv, logo, slowly, bpp, gamma, noframe, fsaa);

  return 0;
}
Revision:	1.98
Committed:	Mon Feb 7 07:37:00 2005 UTC (19 years, 3 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.97:	+14 -11 lines
Log Message:	some new material
#	Content
1	#include <stdlib.h>
2	#include <stdio.h>
3	#include <string.h>
4	#include <math.h>
5	#include <list>
6
7	#include "opengl.h"
8
9	#include "SDL.h"
10	#include "SDL_opengl.h"
11
12	static SDL_Surface *global_image = NULL;
13	static GLuint global_texture = 0;
14
15	#include "util.h"
16	#include "entity.h"
17	#include "txtprt_import.h"
18	#include "randlvl.h"
19
20	bool doom3parse (const char *f);
21
22	#include "shader.h"
23
24	/**********************************************************************/
25
26	view camera;
27	vec3 camera_velocity;
28	float camera_angle, camera_angle2, camera_velocity_angle, camera_velocity_angle2;
29	float camera_velocity_factor = 80;
30
31	void
32	HotKey_ToggleFullScreen (void)
33	{
34	SDL_Surface *screen;
35
36	screen = SDL_GetVideoSurface ();
37
38	if (SDL_WM_ToggleFullScreen (screen))
39	printf ("Toggled fullscreen mode - now %s\n",
40	(screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed");
41	else
42	printf ("Unable to toggle fullscreen mode\n");
43	}
44
45	void
46	HotKey_ToggleGrab (void)
47	{
48	SDL_GrabMode mode;
49
50	printf ("Ctrl-G: toggling input grab!\n");
51	mode = SDL_WM_GrabInput (SDL_GRAB_QUERY);
52
53	if (mode == SDL_GRAB_ON)
54	printf ("Grab was on\n");
55	else
56	printf ("Grab was off\n");
57
58	mode = SDL_WM_GrabInput (mode ? SDL_GRAB_OFF : SDL_GRAB_ON);
59
60	if (mode == SDL_GRAB_ON)
61	printf ("Grab is now on\n");
62	else
63	printf ("Grab is now off\n");
64	}
65
66	void
67	HotKey_Iconify (void)
68	{
69	printf ("Ctrl-Z: iconifying window!\n");
70	SDL_WM_IconifyWindow ();
71	}
72
73	int
74	HandleEvent (SDL_Event * event)
75	{
76	int done;
77
78	done = 0;
79
80	switch (event->type)
81	{
82	case SDL_ACTIVEEVENT:
83	/* See what happened */
84	printf ("app %s ", event->active.gain ? "gained" : "lost");
85	if (event->active.state & SDL_APPACTIVE)
86	printf ("active ");
87	else if (event->active.state & SDL_APPMOUSEFOCUS)
88	printf ("mouse ");
89	else if (event->active.state & SDL_APPINPUTFOCUS)
90	printf ("input ");
91
92	printf ("focus\n");
93	break;
94
95	case SDL_KEYDOWN:
96	if (event->key.keysym.sym == SDLK_UP) camera_velocity.z--;
97	if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z++;
98	if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle++;
99	if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle--;
100	if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2++;
101	if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2--;
102	if (event->key.keysym.sym == SDLK_e) camera_velocity.y--;
103	if (event->key.keysym.sym == SDLK_q) camera_velocity.y++;
104	if (event->key.keysym.sym == SDLK_v) camera_velocity_factor *= 1.5;
105	if (event->key.keysym.sym == SDLK_b) camera_velocity_factor /= 1.5;
106
107	if (event->key.keysym.sym == SDLK_ESCAPE)
108	done = 1;
109
110	if ((event->key.keysym.sym == SDLK_g) &&
111	(event->key.keysym.mod & KMOD_CTRL))
112	HotKey_ToggleGrab ();
113
114	if ((event->key.keysym.sym == SDLK_z) &&
115	(event->key.keysym.mod & KMOD_CTRL))
116	HotKey_Iconify ();
117
118	if ((event->key.keysym.sym == SDLK_RETURN) &&
119	(event->key.keysym.mod & KMOD_ALT))
120	HotKey_ToggleFullScreen ();
121
122	break;
123
124	case SDL_KEYUP:
125	if (event->key.keysym.sym == SDLK_UP) camera_velocity.z++;
126	if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z--;
127	if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle++;
128	if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle--;
129	if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2--;
130	if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2++;
131	if (event->key.keysym.sym == SDLK_e) camera_velocity.y++;
132	if (event->key.keysym.sym == SDLK_q) camera_velocity.y--;
133	break;
134
135	case SDL_QUIT:
136	done = 1;
137	break;
138	}
139
140	return (done);
141	}
142
143	void draw_floor (int size, int dx, int dy, int dz)
144	{
145	int x, z, ry;
146
147	for (x = 0; x < 10; x++)
148	{
149	for (z = 0; z < 10; z++)
150	{
151	vector<vertex_t2f_n3f_v3f> pts;
152	pts.push_back (vertex_t2f_n3f_v3f (point ( 0, 0, 0), vec3 (0, 1, 0), tex2 (0, 0)));
153	pts.push_back (vertex_t2f_n3f_v3f (point ( 0, 0, size), vec3 (0, 1, 0), tex2 (0, 1)));
154	pts.push_back (vertex_t2f_n3f_v3f (point (size, 0, size), vec3 (0, 1, 0), tex2 (1, 1)));
155	pts.push_back (vertex_t2f_n3f_v3f (point (size, 0, 0), vec3 (0, 1, 0), tex2 (1, 0)));
156
157	geometry_quads *q = new geometry_quads;
158	//q->m = new simple_material;
159	q->set (pts);
160	entity *e = new entity (q);
161	e->move (vec3 (dx + x * size, dy, dz + z * size));
162	e->show ();
163	}
164	}
165	}
166
167	void draw_test_nurb ()
168	{
169	geometry_nurbs *q = new geometry_nurbs;
170	q->set ();
171	entity *e = new entity (q);
172	e->move (vec3 (10, 3, -4));
173	e->show ();
174	}
175
176	void fisch (vec3 center, GLfloat radius, int depth)
177	{
178	entity *planet = new entity (new geometry_sphere (testmat, radius));
179	planet->move (center);
180	planet->show ();
181
182	if (--depth)
183	{
184	GLfloat r2 = radius * .1F;
185	GLfloat r3 = radius + r2;
186
187	fisch (center + vec3 (r3, 0, 0), r2, depth);
188	fisch (center + vec3 (0, 0, r3), r2, depth);
189	fisch (center + vec3 (-r3, 0, 0), r2, depth);
190	}
191	}
192
193	extern void draw_level ();
194
195	std::list<entity_moveable *> moveables;
196
197	void perfom_moves ()
198	{
199	for (std::list<entity_moveable *>::iterator i = moveables.begin (); i != moveables.end (); ++i)
200	{
201	(*i)->perform_step (timer.diff);
202	}
203	}
204
205	int
206	RunGLTest (int argc, char *argv[],
207	int logo, int slowly, int bpp, float gamma, int noframe, int fsaa)
208	{
209	int i;
210	int rgb_size[3];
211	int w = 640;
212	int h = 480;
213	int done = 0;
214	int frames;
215	Uint32 video_flags;
216	int value;
217	GLenum gl_error;
218
219	if (SDL_Init (SDL_INIT_VIDEO) < 0)
220	{
221	fprintf (stderr, "Couldn't initialize SDL: %s\n", SDL_GetError ());
222	exit (1);
223	}
224
225	/* See if we should detect the display depth */
226	if (bpp == 0)
227	{
228	if (SDL_GetVideoInfo ()->vfmt->BitsPerPixel <= 8)
229	bpp = 8;
230	else
231	bpp = 16; /* More doesn't seem to work */
232	}
233
234	video_flags = SDL_OPENGL;
235
236	for (i = 1; argv[i]; ++i)
237	if (strcmp (argv[1], "-fullscreen") == 0)
238	video_flags \|= SDL_FULLSCREEN;
239
240	if (noframe)
241	video_flags \|= SDL_NOFRAME;
242
243	/* Initialize the display */
244	switch (bpp)
245	{
246	case 8:
247	rgb_size[0] = 3;
248	rgb_size[1] = 3;
249	rgb_size[2] = 2;
250	break;
251
252	case 15:
253	case 16:
254	rgb_size[0] = 5;
255	rgb_size[1] = 5;
256	rgb_size[2] = 5;
257	break;
258
259	default:
260	rgb_size[0] = 8;
261	rgb_size[1] = 8;
262	rgb_size[2] = 8;
263	break;
264	}
265
266	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, rgb_size[0]);
267	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb_size[1]);
268	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, rgb_size[2]);
269	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 24);
270	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
271
272	if (fsaa)
273	{
274	SDL_GL_SetAttribute (SDL_GL_MULTISAMPLEBUFFERS, 1);
275	SDL_GL_SetAttribute (SDL_GL_MULTISAMPLESAMPLES, fsaa);
276	}
277
278	if (SDL_SetVideoMode (w, h, bpp, video_flags) == NULL)
279	{
280	fprintf (stderr, "Couldn't set GL mode: %s\n", SDL_GetError ());
281	SDL_Quit ();
282	exit (1);
283	}
284
285	//printf ("Screen BPP: %d\n", SDL_GetVideoSurface ()->format->BitsPerPixel);
286	//printf ("\n");
287	//printf ("Vendor : %s\n", glGetString (GL_VENDOR));
288	//printf ("Renderer : %s\n", glGetString (GL_RENDERER));
289	//printf ("Version : %s\n", glGetString (GL_VERSION));
290	//printf ("Extensions : %s\n", glGetString (GL_EXTENSIONS));
291	printf ("\n");
292
293	SDL_GL_GetAttribute (SDL_GL_RED_SIZE, &value);
294	printf ("SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0], value);
295	SDL_GL_GetAttribute (SDL_GL_GREEN_SIZE, &value);
296	printf ("SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1], value);
297	SDL_GL_GetAttribute (SDL_GL_BLUE_SIZE, &value);
298	printf ("SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2], value);
299	SDL_GL_GetAttribute (SDL_GL_DEPTH_SIZE, &value);
300	printf ("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value);
301	SDL_GL_GetAttribute (SDL_GL_DOUBLEBUFFER, &value);
302	printf ("SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value);
303
304	if (fsaa)
305	{
306	SDL_GL_GetAttribute (SDL_GL_MULTISAMPLEBUFFERS, &value);
307	printf ("SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value);
308	SDL_GL_GetAttribute (SDL_GL_MULTISAMPLESAMPLES, &value);
309	printf ("SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa,
310	value);
311	}
312
313	/* Set the window manager title bar */
314	SDL_WM_SetCaption ("libgender rendering test", "gendertest");
315
316	/* Set the gamma for the window */
317	if (gamma != 0.0)
318	SDL_SetGamma (gamma, gamma, gamma);
319
320	testmat = new test_material;
321	testmat2 = new test_material2;
322
323	entity_moveable *planet = new entity_moveable (new geometry_sphere (testmat, 10));
324	planet->move (vec3 (0, 0, -20));
325	planet->show ();
326
327	planet->v = vec3 (10, 0, 0);
328	moveables.push_back (planet);
329
330	doom3parse ("test.proc");
331
332	for (int i = 0; i < 20; i++)
333	{
334	// load a entity
335	txtprt_parser p;
336	geometry *g;
337	try
338	{
339	g = p.read ("test.blasc");
340	}
341	catch (txtprt_i_exception & e)
342	{
343	cout << "ERR: " << e.msg << endl;
344	}
345
346	entity *e = new entity (g);
347	e->move (vec3 (i5, -3, -i10));
348	e->show ();
349	}
350
351	{
352	fisch (vec3 (0, 0, -2e9), 1e9, 8);
353	//entity *planet = new entity (new geometry_sphere (1e9));
354	//planet->move (vec3 (0, 0, -1.5e9));
355	//planet->show ();
356	}
357
358	{
359	entity *planet = new entity (new geometry_sphere (testmat, 4e15));
360	planet->move (vec3 (0, 0, 1e17));
361	planet->show ();
362	}
363
364	{
365	RandomBuilding r;
366	entity *randlvl = r.draw (1000, 1000, 200);
367	randlvl->move (vec3 (0, 0, 0));
368	randlvl->show ();
369
370	entity *randlvl2 = r.draw (1000, 10000, 1000);
371	randlvl2->move (vec3 (-20000, 0, 0));
372	randlvl2->show ();
373
374	entity *randlvl3 = r.draw (100, 30, 3);
375	randlvl3->move (vec3 (-1000, 0, 0));
376	randlvl3->show ();
377	}
378
379	//draw_floor (10, -500, -10, -1000);
380	draw_level ();
381
382	#if 0
383	{
384	geometry_heightfield *hf = new geometry_heightfield (100000., 100000.);
385	entity *e = new entity (hf);
386	e->move (vec3 (-100000, -100000 * 0.01, -100000));
387	e->show ();
388	}
389	#endif
390
391	//draw_test_nurb ();
392
393	//camera.orig.x = 108; camera.orig.y = 0; camera.orig.z = -368;
394	camera.orig.x = 0; camera.orig.y = 0; camera.orig.z = 0;
395	camera.p = point (0, 0, 10);
396	camera.d = vec3 (0, 0, -1);
397	camera.u = vec3 (0, 1, 0);
398	camera.w = w; camera.h = h;
399	camera.fov = 40.;
400
401	glDisable (GL_ALPHA_TEST);
402
403	/* Loop until done. */
404	frames = 0;
405
406	linear_light mylight2;//mylight, mylight2;
407
408	// mylight.radius = 100000;
409	// mylight.c = colour (1., 1, 1, 1.);
410	// mylight.intensity = 1.F;
411
412	mylight2.radius = 100000;
413	mylight2.c = colour (1., 1., 1., 1.);
414	mylight2.intensity = 1.F;
415	mylight2.orig.x = 0; mylight2.orig.y = 0; mylight2.orig.z = 0;
416	mylight2.p.x = 0; mylight2.p.y = 0; mylight2.p.z = 0;
417
418	//pass_data pass_light (&mylight);
419	pass_data pass_light2 (&mylight2);
420
421	while (!done)
422	{
423	char *sdl_error;
424	SDL_Event event;
425
426	camera_angle += 90 * camera_velocity_angle * timer.diff;
427	camera_angle2 += 90 * camera_velocity_angle2 * timer.diff;
428
429	vec3 geradeaus = matrix::rotation (-camera_angle, vec3 (0, 1, 0)) * vec3 (0, 0, -1);
430	vec3 right = matrix::rotation (90., vec3 (0, 1, 0)) * geradeaus;
431
432	camera.d = matrix::rotation (camera_angle2, right) * geradeaus;
433	camera.u = cross (camera.d, right);
434
435	camera.p = camera.p - camera.d * (camera_velocity_factor * timer.diff) * camera_velocity.z;
436	camera.p = camera.p - camera.u * (camera_velocity_factor * timer.diff) * camera_velocity.y;
437
438	//mylight.orig = camera.orig;
439	//mylight.p = camera.p;
440
441	//mylight2.orig = camera.orig;
442	//mylight2.p = camera.p + vec3 (sin (timer.now * 2) * 100, 1, cos (timer.now * 2) * 100);
443
444	//mylight.intensity = max (sinf (timer.now) + 1.2F, 0.2F);
445
446	camera.begin ();
447	camera.render (pass_depth);
448	camera.render (pass_postdepth);
449	camera.render (pass_light2);
450	//camera.render (view::LIGHTED, pass_light2);
451	camera.end ();
452
453	perfom_moves ();
454
455	SDL_GL_SwapBuffers ();
456	timer.frame ();
457
458	#if 0
459	/* Check for error conditions. */
460	gl_error = glGetError ();
461
462	if (gl_error != GL_NO_ERROR) fprintf (stderr, "testgl: OpenGL error: %d\n", gl_error);
463
464	sdl_error = SDL_GetError ();
465
466	if (sdl_error[0] != '\0')
467	{
468	fprintf (stderr, "testgl: SDL error '%s'\n", sdl_error);
469	SDL_ClearError ();
470	}
471
472	/* Allow the user to see what's happening */
473	//SDL_Delay (40);
474	#endif
475
476	/* Check if there's a pending event. */
477	while (SDL_PollEvent (&event))
478	done = HandleEvent (&event);
479
480	++frames;
481	}
482
483	if (global_image)
484	{
485	SDL_FreeSurface (global_image);
486	global_image = NULL;
487	}
488
489	if (global_texture)
490	{
491	glDeleteTextures (1, &global_texture);
492	global_texture = 0;
493	}
494
495	/* Destroy our GL context, etc. */
496	SDL_Quit ();
497	return (0);
498	}
499	int
500	main (int argc, char *argv[])
501	{
502	int i, logo;
503	int numtests;
504	int bpp = 0;
505	int slowly;
506	float gamma = 0.0;
507	int noframe = 0;
508	int fsaa = 0;
509
510	logo = 0;
511	slowly = 0;
512	numtests = 1;
513	for (i = 1; argv[i]; ++i)
514	{
515	if (strcmp (argv[i], "-twice") == 0)
516	{
517	++numtests;
518	}
519	if (strcmp (argv[i], "-slow") == 0)
520	{
521	slowly = 1;
522	}
523	if (strcmp (argv[i], "-bpp") == 0)
524	{
525	bpp = atoi (argv[++i]);
526	}
527	if (strcmp (argv[i], "-gamma") == 0)
528	{
529	gamma = (float) atof (argv[++i]);
530	}
531	if (strcmp (argv[i], "-noframe") == 0)
532	{
533	noframe = 1;
534	}
535	if (strcmp (argv[i], "-fsaa") == 0)
536	{
537	++fsaa;
538	}
539	if (strncmp (argv[i], "-h", 2) == 0)
540	{
541	printf
542	("Usage: %s [-twice] [-logo] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa]\n",
543	argv[0]);
544	exit (0);
545	}
546	}
547
548	for (i = 0; i < numtests; ++i)
549	RunGLTest (argc, argv, logo, slowly, bpp, gamma, noframe, fsaa);
550
551	return 0;
552	}