libgender/test.C

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

#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"

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

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 (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 ();
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);

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

  shader::debdebdebdebug ();//D

#if 1
  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 (4e15));
      planet->move (vec3 (0, 0, 1e17));
      planet->show ();
    }

  draw_floor (10, -500, -10, -1000);
  draw_level ();
  //draw_test_nurb ();
#endif

  //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.;

  glEnable (GL_CULL_FACE);
  glDisable (GL_ALPHA_TEST);
  glDisable (GL_BLEND);

  init_shaders ();

  osama_material osa_mat; 

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

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

      camera_angle  += 180 * camera_velocity_angle  * timer.diff;
      camera_angle2 += 180 * 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;

      osa_mat.begin ();

      camera.begin ();
      camera.render (view::DEPTH);
      camera.render (view::POSTDEPTH);
      camera.render (view::LIGHTED);
      camera.end ();

      SDL_GL_SwapBuffers ();
      timer.frame ();

      osa_mat.end ();

#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:	1.69
Committed:	Sat Oct 23 02:27:51 2004 UTC (19 years, 7 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.68:	+9 -9 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
6	root	1.62	#include "opengl.h"
7
8	root	1.1	#include "SDL.h"
9			#include "SDL_opengl.h"
10
11			static SDL_Surface *global_image = NULL;
12			static GLuint global_texture = 0;
13
14	root	1.29	#include "util.h"
15	root	1.2	#include "entity.h"
16	root	1.29	#include "txtprt_import.h"
17
18	root	1.1	/**********************************************************************/
19
20	root	1.6	view camera;
21	root	1.18	vec3 camera_velocity;
22	root	1.51	float camera_angle, camera_angle2, camera_velocity_angle, camera_velocity_angle2;
23	root	1.50	float camera_velocity_factor = 80;
24	root	1.6
25	root	1.1	void
26			HotKey_ToggleFullScreen (void)
27			{
28			SDL_Surface *screen;
29
30			screen = SDL_GetVideoSurface ();
31			if (SDL_WM_ToggleFullScreen (screen))
32	root	1.5	printf ("Toggled fullscreen mode - now %s\n",
33			(screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed");
34	root	1.1	else
35	root	1.5	printf ("Unable to toggle fullscreen mode\n");
36	root	1.1	}
37
38			void
39			HotKey_ToggleGrab (void)
40			{
41			SDL_GrabMode mode;
42
43			printf ("Ctrl-G: toggling input grab!\n");
44			mode = SDL_WM_GrabInput (SDL_GRAB_QUERY);
45			if (mode == SDL_GRAB_ON)
46	root	1.5	printf ("Grab was on\n");
47	root	1.1	else
48	root	1.5	printf ("Grab was off\n");
49	root	1.1
50			mode = SDL_WM_GrabInput (mode ? SDL_GRAB_OFF : SDL_GRAB_ON);
51			if (mode == SDL_GRAB_ON)
52	root	1.5	printf ("Grab is now on\n");
53	root	1.1	else
54	root	1.5	printf ("Grab is now off\n");
55	root	1.1	}
56
57			void
58			HotKey_Iconify (void)
59			{
60			printf ("Ctrl-Z: iconifying window!\n");
61			SDL_WM_IconifyWindow ();
62			}
63
64			int
65			HandleEvent (SDL_Event * event)
66			{
67			int done;
68
69			done = 0;
70			switch (event->type)
71			{
72			case SDL_ACTIVEEVENT:
73			/* See what happened */
74			printf ("app %s ", event->active.gain ? "gained" : "lost");
75			if (event->active.state & SDL_APPACTIVE)
76	root	1.62	printf ("active ");
77	root	1.1	else if (event->active.state & SDL_APPMOUSEFOCUS)
78	root	1.62	printf ("mouse ");
79	root	1.1	else if (event->active.state & SDL_APPINPUTFOCUS)
80	root	1.62	printf ("input ");
81	root	1.1
82			printf ("focus\n");
83			break;
84
85			case SDL_KEYDOWN:
86	root	1.51	if (event->key.keysym.sym == SDLK_UP) camera_velocity.z--;
87			if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z++;
88			if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle++;
89			if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle--;
90			if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2++;
91			if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2--;
92			if (event->key.keysym.sym == SDLK_e) camera_velocity.y--;
93			if (event->key.keysym.sym == SDLK_q) camera_velocity.y++;
94			if (event->key.keysym.sym == SDLK_v) camera_velocity_factor *= 1.5;
95			if (event->key.keysym.sym == SDLK_b) camera_velocity_factor /= 1.5;
96	root	1.6
97	root	1.1	if (event->key.keysym.sym == SDLK_ESCAPE)
98	root	1.6	done = 1;
99	root	1.1
100			if ((event->key.keysym.sym == SDLK_g) &&
101			(event->key.keysym.mod & KMOD_CTRL))
102	root	1.6	HotKey_ToggleGrab ();
103	root	1.1
104			if ((event->key.keysym.sym == SDLK_z) &&
105			(event->key.keysym.mod & KMOD_CTRL))
106	root	1.6	HotKey_Iconify ();
107	root	1.1
108			if ((event->key.keysym.sym == SDLK_RETURN) &&
109			(event->key.keysym.mod & KMOD_ALT))
110	root	1.6	HotKey_ToggleFullScreen ();
111	root	1.1
112			break;
113
114	root	1.18	case SDL_KEYUP:
115	root	1.19	if (event->key.keysym.sym == SDLK_UP) camera_velocity.z++;
116			if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z--;
117	root	1.50	if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle++;
118			if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle--;
119	root	1.51	if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2--;
120			if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2++;
121	root	1.50	if (event->key.keysym.sym == SDLK_e) camera_velocity.y++;
122			if (event->key.keysym.sym == SDLK_q) camera_velocity.y--;
123	root	1.18	break;
124
125	root	1.1	case SDL_QUIT:
126			done = 1;
127			break;
128			}
129
130			return (done);
131			}
132
133	root	1.47	void draw_floor (int size, int dx, int dy, int dz)
134			{
135			int x, z, ry;
136
137	root	1.60	for (x = 0; x < 10; x++)
138	root	1.47	{
139	root	1.60	for (z = 0; z < 10; z++)
140	root	1.47	{
141	root	1.62	vector<vertex_t2f_n3f_v3f> pts;
142			pts.push_back (vertex_t2f_n3f_v3f (point ( 0, 0, 0), vec3 (0, 1, 0), tex2 (0, 0)));
143			pts.push_back (vertex_t2f_n3f_v3f (point ( 0, 0, size), vec3 (0, 1, 0), tex2 (0, 1)));
144			pts.push_back (vertex_t2f_n3f_v3f (point (size, 0, size), vec3 (0, 1, 0), tex2 (1, 1)));
145			pts.push_back (vertex_t2f_n3f_v3f (point (size, 0, 0), vec3 (0, 1, 0), tex2 (1, 0)));
146	root	1.47
147			geometry_quads *q = new geometry_quads;
148	root	1.57	q->m = new simple_material;
149	root	1.47	q->set (pts);
150			entity *e = new entity (q);
151			e->move (vec3 (dx + x * size, dy, dz + z * size));
152			e->show ();
153			}
154			}
155			}
156
157	root	1.52	void draw_test_nurb ()
158			{
159	root	1.49	geometry_nurbs *q = new geometry_nurbs;
160			q->set ();
161			entity *e = new entity (q);
162			e->move (vec3 (10, 3, -4));
163			e->show ();
164			}
165
166	root	1.66	void fisch (vec3 center, GLfloat radius, int depth)
167			{
168			entity *planet = new entity (new geometry_sphere (radius));
169			planet->move (center);
170			planet->show ();
171
172			if (--depth)
173			{
174			GLfloat r2 = radius * .1F;
175			GLfloat r3 = radius + r2;
176
177			fisch (center + vec3 (r3, 0, 0), r2, depth);
178			fisch (center + vec3 (0, 0, r3), r2, depth);
179			fisch (center + vec3 (-r3, 0, 0), r2, depth);
180			}
181			}
182
183	root	1.54	extern void draw_level ();
184	root	1.1	int
185			RunGLTest (int argc, char *argv[],
186			int logo, int slowly, int bpp, float gamma, int noframe, int fsaa)
187			{
188			int i;
189			int rgb_size[3];
190			int w = 640;
191			int h = 480;
192			int done = 0;
193			int frames;
194	root	1.2	Uint32 video_flags;
195	root	1.1	int value;
196	root	1.45	GLenum gl_error;
197	root	1.1
198			if (SDL_Init (SDL_INIT_VIDEO) < 0)
199			{
200			fprintf (stderr, "Couldn't initialize SDL: %s\n", SDL_GetError ());
201			exit (1);
202			}
203
204			/* See if we should detect the display depth */
205			if (bpp == 0)
206			{
207			if (SDL_GetVideoInfo ()->vfmt->BitsPerPixel <= 8)
208	root	1.3	bpp = 8;
209	root	1.1	else
210	root	1.3	bpp = 16; /* More doesn't seem to work */
211	root	1.1	}
212
213	root	1.2	video_flags = SDL_OPENGL;
214
215	root	1.1	for (i = 1; argv[i]; ++i)
216	root	1.3	if (strcmp (argv[1], "-fullscreen") == 0)
217			video_flags \|= SDL_FULLSCREEN;
218	root	1.1
219			if (noframe)
220	root	1.3	video_flags \|= SDL_NOFRAME;
221	root	1.1
222			/* Initialize the display */
223			switch (bpp)
224			{
225			case 8:
226			rgb_size[0] = 3;
227			rgb_size[1] = 3;
228			rgb_size[2] = 2;
229			break;
230	root	1.3
231	root	1.1	case 15:
232			case 16:
233			rgb_size[0] = 5;
234			rgb_size[1] = 5;
235			rgb_size[2] = 5;
236			break;
237	root	1.3
238	root	1.1	default:
239			rgb_size[0] = 8;
240			rgb_size[1] = 8;
241			rgb_size[2] = 8;
242			break;
243			}
244	root	1.18
245	root	1.1	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, rgb_size[0]);
246			SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb_size[1]);
247			SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, rgb_size[2]);
248	root	1.69	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 24);
249	root	1.1	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
250	root	1.3
251	root	1.1	if (fsaa)
252			{
253			SDL_GL_SetAttribute (SDL_GL_MULTISAMPLEBUFFERS, 1);
254			SDL_GL_SetAttribute (SDL_GL_MULTISAMPLESAMPLES, fsaa);
255			}
256	root	1.3
257	root	1.1	if (SDL_SetVideoMode (w, h, bpp, video_flags) == NULL)
258			{
259			fprintf (stderr, "Couldn't set GL mode: %s\n", SDL_GetError ());
260			SDL_Quit ();
261			exit (1);
262			}
263
264	root	1.69	//printf ("Screen BPP: %d\n", SDL_GetVideoSurface ()->format->BitsPerPixel);
265			//printf ("\n");
266			//printf ("Vendor : %s\n", glGetString (GL_VENDOR));
267			//printf ("Renderer : %s\n", glGetString (GL_RENDERER));
268			//printf ("Version : %s\n", glGetString (GL_VERSION));
269			//printf ("Extensions : %s\n", glGetString (GL_EXTENSIONS));
270	root	1.1	printf ("\n");
271
272			SDL_GL_GetAttribute (SDL_GL_RED_SIZE, &value);
273			printf ("SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0], value);
274			SDL_GL_GetAttribute (SDL_GL_GREEN_SIZE, &value);
275			printf ("SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1], value);
276			SDL_GL_GetAttribute (SDL_GL_BLUE_SIZE, &value);
277			printf ("SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2], value);
278			SDL_GL_GetAttribute (SDL_GL_DEPTH_SIZE, &value);
279			printf ("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value);
280			SDL_GL_GetAttribute (SDL_GL_DOUBLEBUFFER, &value);
281			printf ("SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value);
282	root	1.3
283	root	1.1	if (fsaa)
284			{
285			SDL_GL_GetAttribute (SDL_GL_MULTISAMPLEBUFFERS, &value);
286			printf ("SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value);
287			SDL_GL_GetAttribute (SDL_GL_MULTISAMPLESAMPLES, &value);
288			printf ("SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa,
289			value);
290			}
291
292			/* Set the window manager title bar */
293	root	1.12	SDL_WM_SetCaption ("libgender rendering test", "gendertest");
294	root	1.1
295			/* Set the gamma for the window */
296			if (gamma != 0.0)
297	root	1.3	SDL_SetGamma (gamma, gamma, gamma);
298	root	1.1
299	root	1.60	entity *planet = new entity (new geometry_sphere (10));
300			planet->move (vec3 (0, 0, -20));
301			planet->show ();
302
303	root	1.69	shader::debdebdebdebug ();//D
304
305	root	1.60	#if 1
306	root	1.56	for (int i = 0; i < 20; i++)
307	root	1.17	{
308	root	1.40	// load a entity
309	root	1.17	txtprt_parser p;
310	root	1.47	geometry *g;
311	root	1.17	try
312	root	1.40	{
313	root	1.47	g = p.read ("test.blasc");
314	root	1.40	}
315			catch (txtprt_i_exception & e)
316			{
317			cout << "ERR: " << e.msg << endl;
318			}
319
320	root	1.47	entity *e = new entity (g);
321			e->move (vec3 (i5, -3, -i10));
322			e->show ();
323	root	1.17	}
324	root	1.47
325	root	1.60	{
326	root	1.67	fisch (vec3 (0, 0, -2e9), 1e9, 8);
327	root	1.66	//entity *planet = new entity (new geometry_sphere (1e9));
328			//planet->move (vec3 (0, 0, -1.5e9));
329			//planet->show ();
330	root	1.60	}
331
332			{
333			entity *planet = new entity (new geometry_sphere (4e15));
334			planet->move (vec3 (0, 0, 1e17));
335			planet->show ();
336			}
337
338	root	1.56	draw_floor (10, -500, -10, -1000);
339	root	1.54	draw_level ();
340	root	1.60	//draw_test_nurb ();
341			#endif
342	root	1.47
343	root	1.55	//camera.orig.x = 108; camera.orig.y = 0; camera.orig.z = -368;
344			camera.orig.x = 0; camera.orig.y = 0; camera.orig.z = 0;
345	root	1.6	camera.p = point (0, 0, 10);
346			camera.d = vec3 (0, 0, -1);
347			camera.u = vec3 (0, 1, 0);
348			camera.w = w; camera.h = h;
349	root	1.67	camera.fov = 40.;
350	root	1.1
351	root	1.41	glEnable (GL_CULL_FACE);
352	root	1.65	glDisable (GL_ALPHA_TEST);
353			glDisable (GL_BLEND);
354	root	1.29
355	root	1.58	init_shaders ();
356	root	1.1
357	root	1.59	osama_material osa_mat;
358
359	root	1.1	/* Loop until done. */
360			frames = 0;
361	root	1.16
362	root	1.1	while (!done)
363			{
364			char *sdl_error;
365			SDL_Event event;
366
367	root	1.51	camera_angle += 180 * camera_velocity_angle * timer.diff;
368			camera_angle2 += 180 * camera_velocity_angle2 * timer.diff;
369
370			vec3 geradeaus = matrix::rotation (-camera_angle, vec3 (0, 1, 0)) * vec3 (0, 0, -1);
371			vec3 right = matrix::rotation (90., vec3 (0, 1, 0)) * geradeaus;
372
373			camera.d = matrix::rotation (camera_angle2, right) * geradeaus;
374			camera.u = cross (camera.d, right);
375
376	root	1.50	camera.p = camera.p - camera.d * (camera_velocity_factor * timer.diff) * camera_velocity.z;
377			camera.p = camera.p - camera.u * (camera_velocity_factor * timer.diff) * camera_velocity.y;
378	root	1.18
379	root	1.59	osa_mat.begin ();
380	root	1.1
381	root	1.34	camera.begin ();
382	root	1.63	camera.render (view::DEPTH);
383			camera.render (view::POSTDEPTH);
384			camera.render (view::LIGHTED);
385	root	1.34	camera.end ();
386	root	1.1
387			SDL_GL_SwapBuffers ();
388	root	1.15	timer.frame ();
389	root	1.1
390	root	1.59	osa_mat.end ();
391	root	1.62
392			#if 0
393	root	1.1	/* Check for error conditions. */
394			gl_error = glGetError ();
395
396	root	1.45	if (gl_error != GL_NO_ERROR) fprintf (stderr, "testgl: OpenGL error: %d\n", gl_error);
397	root	1.1
398			sdl_error = SDL_GetError ();
399
400			if (sdl_error[0] != '\0')
401			{
402			fprintf (stderr, "testgl: SDL error '%s'\n", sdl_error);
403			SDL_ClearError ();
404			}
405
406			/* Allow the user to see what's happening */
407	root	1.51	//SDL_Delay (40);
408	root	1.62	#endif
409	root	1.1
410			/* Check if there's a pending event. */
411			while (SDL_PollEvent (&event))
412	root	1.18	done = HandleEvent (&event);
413	root	1.20
414	root	1.18
415	root	1.1	++frames;
416			}
417
418			if (global_image)
419			{
420			SDL_FreeSurface (global_image);
421			global_image = NULL;
422			}
423			if (global_texture)
424			{
425			glDeleteTextures (1, &global_texture);
426			global_texture = 0;
427			}
428
429			/* Destroy our GL context, etc. */
430			SDL_Quit ();
431			return (0);
432			}
433			int
434			main (int argc, char *argv[])
435			{
436			int i, logo;
437			int numtests;
438			int bpp = 0;
439			int slowly;
440			float gamma = 0.0;
441			int noframe = 0;
442			int fsaa = 0;
443	root	1.68
444	root	1.1	logo = 0;
445			slowly = 0;
446			numtests = 1;
447			for (i = 1; argv[i]; ++i)
448			{
449			if (strcmp (argv[i], "-twice") == 0)
450			{
451			++numtests;
452			}
453			if (strcmp (argv[i], "-slow") == 0)
454			{
455			slowly = 1;
456			}
457			if (strcmp (argv[i], "-bpp") == 0)
458			{
459			bpp = atoi (argv[++i]);
460			}
461			if (strcmp (argv[i], "-gamma") == 0)
462			{
463			gamma = (float) atof (argv[++i]);
464			}
465			if (strcmp (argv[i], "-noframe") == 0)
466			{
467			noframe = 1;
468			}
469			if (strcmp (argv[i], "-fsaa") == 0)
470			{
471			++fsaa;
472			}
473			if (strncmp (argv[i], "-h", 2) == 0)
474			{
475			printf
476			("Usage: %s [-twice] [-logo] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa]\n",
477			argv[0]);
478			exit (0);
479			}
480			}
481	root	1.17
482	root	1.1	for (i = 0; i < numtests; ++i)
483	root	1.17	RunGLTest (argc, argv, logo, slowly, bpp, gamma, noframe, fsaa);
484
485	root	1.1	return 0;
486			}