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 mat_gouraud_shaded (colour (1, 1, 0));
  testmat3 = new mat_timed ();

  entity_moveable *planet = new entity_moveable (new geometry_sphere (testmat2, 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 (testmat3, 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 ();


    entity *randlvl4 = r.draw (100, 1000000, 100000);
    randlvl4->move (vec3 (0, -1001000, 0));
    randlvl4->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 (0., 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 = vec3 (sin (timer.now / 2) * 100000, 1, cos (timer.now / 2) * 100000);

      //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:	1.104
Committed:	Fri Feb 11 15:28:51 2005 UTC (19 years, 4 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.103:	+1 -1 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#include <stdlib.h>
2			#include <stdio.h>
3			#include <string.h>
4			#include <math.h>
5	root	1.94	#include <list>
6	root	1.1
7	root	1.62	#include "opengl.h"
8
9	root	1.1	#include "SDL.h"
10			#include "SDL_opengl.h"
11
12			static SDL_Surface *global_image = NULL;
13			static GLuint global_texture = 0;
14
15	root	1.29	#include "util.h"
16	root	1.2	#include "entity.h"
17	root	1.29	#include "txtprt_import.h"
18	root	1.96	#include "randlvl.h"
19	root	1.29
20	root	1.84	bool doom3parse (const char *f);
21
22	root	1.70	#include "shader.h"
23
24	root	1.1	/**********************************************************************/
25
26	root	1.6	view camera;
27	root	1.18	vec3 camera_velocity;
28	root	1.51	float camera_angle, camera_angle2, camera_velocity_angle, camera_velocity_angle2;
29	root	1.50	float camera_velocity_factor = 80;
30	root	1.6
31	root	1.1	void
32			HotKey_ToggleFullScreen (void)
33			{
34			SDL_Surface *screen;
35
36			screen = SDL_GetVideoSurface ();
37	root	1.73
38	root	1.1	if (SDL_WM_ToggleFullScreen (screen))
39	root	1.5	printf ("Toggled fullscreen mode - now %s\n",
40			(screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed");
41	root	1.1	else
42	root	1.5	printf ("Unable to toggle fullscreen mode\n");
43	root	1.1	}
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	root	1.73
53	root	1.1	if (mode == SDL_GRAB_ON)
54	root	1.5	printf ("Grab was on\n");
55	root	1.1	else
56	root	1.5	printf ("Grab was off\n");
57	root	1.1
58			mode = SDL_WM_GrabInput (mode ? SDL_GRAB_OFF : SDL_GRAB_ON);
59	root	1.73
60	root	1.1	if (mode == SDL_GRAB_ON)
61	root	1.5	printf ("Grab is now on\n");
62	root	1.1	else
63	root	1.5	printf ("Grab is now off\n");
64	root	1.1	}
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	root	1.73
80	root	1.1	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	root	1.62	printf ("active ");
87	root	1.1	else if (event->active.state & SDL_APPMOUSEFOCUS)
88	root	1.62	printf ("mouse ");
89	root	1.1	else if (event->active.state & SDL_APPINPUTFOCUS)
90	root	1.62	printf ("input ");
91	root	1.1
92			printf ("focus\n");
93			break;
94
95			case SDL_KEYDOWN:
96	root	1.51	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	root	1.6
107	root	1.1	if (event->key.keysym.sym == SDLK_ESCAPE)
108	root	1.6	done = 1;
109	root	1.1
110			if ((event->key.keysym.sym == SDLK_g) &&
111			(event->key.keysym.mod & KMOD_CTRL))
112	root	1.6	HotKey_ToggleGrab ();
113	root	1.1
114			if ((event->key.keysym.sym == SDLK_z) &&
115			(event->key.keysym.mod & KMOD_CTRL))
116	root	1.6	HotKey_Iconify ();
117	root	1.1
118			if ((event->key.keysym.sym == SDLK_RETURN) &&
119			(event->key.keysym.mod & KMOD_ALT))
120	root	1.6	HotKey_ToggleFullScreen ();
121	root	1.1
122			break;
123
124	root	1.18	case SDL_KEYUP:
125	root	1.19	if (event->key.keysym.sym == SDLK_UP) camera_velocity.z++;
126			if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z--;
127	root	1.50	if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle++;
128			if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle--;
129	root	1.51	if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2--;
130			if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2++;
131	root	1.50	if (event->key.keysym.sym == SDLK_e) camera_velocity.y++;
132			if (event->key.keysym.sym == SDLK_q) camera_velocity.y--;
133	root	1.18	break;
134
135	root	1.1	case SDL_QUIT:
136			done = 1;
137			break;
138			}
139
140			return (done);
141			}
142
143	root	1.47	void draw_floor (int size, int dx, int dy, int dz)
144			{
145			int x, z, ry;
146
147	root	1.60	for (x = 0; x < 10; x++)
148	root	1.47	{
149	root	1.60	for (z = 0; z < 10; z++)
150	root	1.47	{
151	root	1.62	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	root	1.47
157			geometry_quads *q = new geometry_quads;
158	root	1.78	//q->m = new simple_material;
159	root	1.47	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	root	1.52	void draw_test_nurb ()
168			{
169	root	1.49	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	root	1.66	void fisch (vec3 center, GLfloat radius, int depth)
177			{
178	root	1.80	entity *planet = new entity (new geometry_sphere (testmat, radius));
179	root	1.66	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	root	1.54	extern void draw_level ();
194	root	1.92
195	root	1.94	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	root	1.1	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	root	1.2	Uint32 video_flags;
216	root	1.1	int value;
217	root	1.45	GLenum gl_error;
218	root	1.1
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	root	1.3	bpp = 8;
230	root	1.1	else
231	root	1.3	bpp = 16; /* More doesn't seem to work */
232	root	1.1	}
233
234	root	1.2	video_flags = SDL_OPENGL;
235
236	root	1.1	for (i = 1; argv[i]; ++i)
237	root	1.3	if (strcmp (argv[1], "-fullscreen") == 0)
238			video_flags \|= SDL_FULLSCREEN;
239	root	1.1
240			if (noframe)
241	root	1.3	video_flags \|= SDL_NOFRAME;
242	root	1.1
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	root	1.3
252	root	1.1	case 15:
253			case 16:
254			rgb_size[0] = 5;
255			rgb_size[1] = 5;
256			rgb_size[2] = 5;
257			break;
258	root	1.3
259	root	1.1	default:
260			rgb_size[0] = 8;
261			rgb_size[1] = 8;
262			rgb_size[2] = 8;
263			break;
264			}
265	root	1.18
266	root	1.1	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	root	1.69	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 24);
270	root	1.1	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
271	root	1.3
272	root	1.1	if (fsaa)
273			{
274			SDL_GL_SetAttribute (SDL_GL_MULTISAMPLEBUFFERS, 1);
275			SDL_GL_SetAttribute (SDL_GL_MULTISAMPLESAMPLES, fsaa);
276			}
277	root	1.3
278	root	1.1	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	root	1.69	//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	root	1.1	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	root	1.3
304	root	1.1	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	root	1.12	SDL_WM_SetCaption ("libgender rendering test", "gendertest");
315	root	1.1
316			/* Set the gamma for the window */
317			if (gamma != 0.0)
318	root	1.3	SDL_SetGamma (gamma, gamma, gamma);
319	root	1.1
320	root	1.79	testmat = new test_material;
321	root	1.101	testmat2 = new mat_gouraud_shaded (colour (1, 1, 0));
322	root	1.102	testmat3 = new mat_timed ();
323	root	1.79
324	root	1.101	entity_moveable *planet = new entity_moveable (new geometry_sphere (testmat2, 10));
325	root	1.78	planet->move (vec3 (0, 0, -20));
326			planet->show ();
327	root	1.84
328	root	1.94	planet->v = vec3 (10, 0, 0);
329			moveables.push_back (planet);
330
331	root	1.89	doom3parse ("test.proc");
332
333	root	1.56	for (int i = 0; i < 20; i++)
334	root	1.17	{
335	root	1.40	// load a entity
336	root	1.17	txtprt_parser p;
337	root	1.47	geometry *g;
338	root	1.17	try
339	root	1.40	{
340	root	1.47	g = p.read ("test.blasc");
341	root	1.40	}
342			catch (txtprt_i_exception & e)
343			{
344			cout << "ERR: " << e.msg << endl;
345			}
346
347	root	1.47	entity *e = new entity (g);
348			e->move (vec3 (i5, -3, -i10));
349			e->show ();
350	root	1.17	}
351	root	1.47
352	root	1.89	{
353			fisch (vec3 (0, 0, -2e9), 1e9, 8);
354			//entity *planet = new entity (new geometry_sphere (1e9));
355			//planet->move (vec3 (0, 0, -1.5e9));
356			//planet->show ();
357			}
358
359			{
360	root	1.104	entity *planet = new entity (new geometry_sphere (testmat3, 4e15));
361	root	1.89	planet->move (vec3 (0, 0, 1e17));
362			planet->show ();
363			}
364	root	1.60
365	root	1.96	{
366			RandomBuilding r;
367			entity *randlvl = r.draw (1000, 1000, 200);
368			randlvl->move (vec3 (0, 0, 0));
369			randlvl->show ();
370
371	root	1.97	entity *randlvl2 = r.draw (1000, 10000, 1000);
372			randlvl2->move (vec3 (-20000, 0, 0));
373	root	1.96	randlvl2->show ();
374
375			entity *randlvl3 = r.draw (100, 30, 3);
376			randlvl3->move (vec3 (-1000, 0, 0));
377			randlvl3->show ();
378	root	1.99
379
380			entity *randlvl4 = r.draw (100, 1000000, 100000);
381			randlvl4->move (vec3 (0, -1001000, 0));
382			randlvl4->show ();
383	root	1.96	}
384
385	root	1.75	//draw_floor (10, -500, -10, -1000);
386	root	1.54	draw_level ();
387	root	1.73
388	root	1.83	#if 0
389	root	1.73	{
390	root	1.75	geometry_heightfield *hf = new geometry_heightfield (100000., 100000.);
391			entity *e = new entity (hf);
392			e->move (vec3 (-100000, -100000 * 0.01, -100000));
393	root	1.73	e->show ();
394			}
395	root	1.83	#endif
396	root	1.73
397	root	1.60	//draw_test_nurb ();
398	root	1.47
399	root	1.55	//camera.orig.x = 108; camera.orig.y = 0; camera.orig.z = -368;
400			camera.orig.x = 0; camera.orig.y = 0; camera.orig.z = 0;
401	root	1.6	camera.p = point (0, 0, 10);
402			camera.d = vec3 (0, 0, -1);
403			camera.u = vec3 (0, 1, 0);
404			camera.w = w; camera.h = h;
405	root	1.67	camera.fov = 40.;
406	root	1.1
407	root	1.65	glDisable (GL_ALPHA_TEST);
408	root	1.29
409	root	1.1	/* Loop until done. */
410			frames = 0;
411	root	1.16
412	root	1.98	linear_light mylight2;//mylight, mylight2;
413	root	1.90
414	root	1.98	// mylight.radius = 100000;
415			// mylight.c = colour (1., 1, 1, 1.);
416			// mylight.intensity = 1.F;
417	root	1.78
418	root	1.90	mylight2.radius = 100000;
419	root	1.101	mylight2.c = colour (0., 1., 1., 1.);
420	root	1.90	mylight2.intensity = 1.F;
421	root	1.98	mylight2.orig.x = 0; mylight2.orig.y = 0; mylight2.orig.z = 0;
422			mylight2.p.x = 0; mylight2.p.y = 0; mylight2.p.z = 0;
423	root	1.90
424	root	1.98	//pass_data pass_light (&mylight);
425	root	1.91	pass_data pass_light2 (&mylight2);
426	root	1.78
427	root	1.1	while (!done)
428			{
429			char *sdl_error;
430			SDL_Event event;
431
432	root	1.88	camera_angle += 90 * camera_velocity_angle * timer.diff;
433			camera_angle2 += 90 * camera_velocity_angle2 * timer.diff;
434	root	1.51
435			vec3 geradeaus = matrix::rotation (-camera_angle, vec3 (0, 1, 0)) * vec3 (0, 0, -1);
436			vec3 right = matrix::rotation (90., vec3 (0, 1, 0)) * geradeaus;
437
438			camera.d = matrix::rotation (camera_angle2, right) * geradeaus;
439			camera.u = cross (camera.d, right);
440
441	root	1.50	camera.p = camera.p - camera.d * (camera_velocity_factor * timer.diff) * camera_velocity.z;
442			camera.p = camera.p - camera.u * (camera_velocity_factor * timer.diff) * camera_velocity.y;
443	root	1.18
444	root	1.98	//mylight.orig = camera.orig;
445			//mylight.p = camera.p;
446	root	1.1
447	root	1.99	mylight2.orig = camera.orig;
448	root	1.103	//mylight2.p = vec3 (sin (timer.now / 2) * 100000, 1, cos (timer.now / 2) * 100000);
449	root	1.90
450	root	1.79	//mylight.intensity = max (sinf (timer.now) + 1.2F, 0.2F);
451
452	root	1.34	camera.begin ();
453	root	1.91	camera.render (pass_depth);
454			camera.render (pass_postdepth);
455	root	1.98	camera.render (pass_light2);
456	root	1.90	//camera.render (view::LIGHTED, pass_light2);
457	root	1.34	camera.end ();
458	root	1.94
459			perfom_moves ();
460	root	1.1
461			SDL_GL_SwapBuffers ();
462	root	1.15	timer.frame ();
463	root	1.62
464			#if 0
465	root	1.1	/* Check for error conditions. */
466			gl_error = glGetError ();
467
468	root	1.45	if (gl_error != GL_NO_ERROR) fprintf (stderr, "testgl: OpenGL error: %d\n", gl_error);
469	root	1.1
470			sdl_error = SDL_GetError ();
471
472			if (sdl_error[0] != '\0')
473			{
474			fprintf (stderr, "testgl: SDL error '%s'\n", sdl_error);
475			SDL_ClearError ();
476			}
477
478			/* Allow the user to see what's happening */
479	root	1.51	//SDL_Delay (40);
480	root	1.62	#endif
481	root	1.1
482			/* Check if there's a pending event. */
483			while (SDL_PollEvent (&event))
484	root	1.18	done = HandleEvent (&event);
485	root	1.20
486	root	1.1	++frames;
487			}
488
489			if (global_image)
490			{
491			SDL_FreeSurface (global_image);
492			global_image = NULL;
493			}
494	root	1.73
495	root	1.1	if (global_texture)
496			{
497			glDeleteTextures (1, &global_texture);
498			global_texture = 0;
499			}
500
501			/* Destroy our GL context, etc. */
502			SDL_Quit ();
503			return (0);
504			}
505			int
506			main (int argc, char *argv[])
507			{
508			int i, logo;
509			int numtests;
510			int bpp = 0;
511			int slowly;
512			float gamma = 0.0;
513			int noframe = 0;
514			int fsaa = 0;
515	root	1.68
516	root	1.1	logo = 0;
517			slowly = 0;
518			numtests = 1;
519			for (i = 1; argv[i]; ++i)
520			{
521			if (strcmp (argv[i], "-twice") == 0)
522			{
523			++numtests;
524			}
525			if (strcmp (argv[i], "-slow") == 0)
526			{
527			slowly = 1;
528			}
529			if (strcmp (argv[i], "-bpp") == 0)
530			{
531			bpp = atoi (argv[++i]);
532			}
533			if (strcmp (argv[i], "-gamma") == 0)
534			{
535			gamma = (float) atof (argv[++i]);
536			}
537			if (strcmp (argv[i], "-noframe") == 0)
538			{
539			noframe = 1;
540			}
541			if (strcmp (argv[i], "-fsaa") == 0)
542			{
543			++fsaa;
544			}
545			if (strncmp (argv[i], "-h", 2) == 0)
546			{
547			printf
548			("Usage: %s [-twice] [-logo] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa]\n",
549			argv[0]);
550			exit (0);
551			}
552			}
553	root	1.17
554	root	1.1	for (i = 0; i < numtests; ++i)
555	root	1.17	RunGLTest (argc, argv, logo, slowly, bpp, gamma, noframe, fsaa);
556
557	root	1.1	return 0;
558			}