guicast/bcwindow3d.C

   1 #define GL_GLEXT_PROTOTYPES
   2 #include "bcpixmap.h"
   3 #include "bcresources.h"
   4 #include "bcsignals.h"
   5 #include "bcsynchronous.h"
   6 #include "bcwindowbase.h"
   7
   8 // OpenGL functions in BC_WindowBase
   9
  10 void BC_WindowBase::enable_opengl()
  11 {
  12 #ifdef HAVE_GL
  13         XVisualInfo viproto;
  14         XVisualInfo *visinfo;
  15         int nvi;
  16
  17         top_level->sync_display();
  18
  19         get_synchronous()->is_pbuffer = 0;
  20         if(!gl_win_context)
  21         {
  22                 viproto.screen = top_level->screen;
  23                 visinfo = XGetVisualInfo(top_level->display,
  24                 VisualScreenMask,
  25                 &viproto,
  26                 &nvi);
  27
  28                 gl_win_context = glXCreateContext(top_level->display,
  29                         visinfo,
  30                         0,
  31                         1);
  32         }
  33
  34
  35 //      if(video_is_on())
  36 //      {
  37 // Make the front buffer's context current.  Pixmaps don't work.
  38                 get_synchronous()->current_window = this;
  39                 glXMakeCurrent(top_level->display,
  40                         win,
  41                         gl_win_context);
  42 //      }
  43 //      else
  44 //      {
  45 //              get_synchronous()->current_window = this;
  46 //              pixmap->enable_opengl();
  47 //      }
  48
  49 #endif
  50 }
  51
  52 void BC_WindowBase::disable_opengl()
  53 {
  54 #ifdef HAVE_GL
  55 //      unsigned long valuemask = CWEventMask;
  56 //      XSetWindowAttributes attributes;
  57 //      attributes.event_mask = DEFAULT_EVENT_MASKS;
  58 //      XChangeWindowAttributes(top_level->display, win, valuemask, &attributes);
  59 #endif
  60 }
  61
  62 void BC_WindowBase::flip_opengl()
  63 {
  64 #ifdef HAVE_GL
  65         glXSwapBuffers(top_level->display, win);
  66         glFlush();
  67 #endif
  68 }
  69
  70 unsigned int BC_WindowBase::get_shader(char *source, int *got_it)
  71 {
  72         return get_resources()->get_synchronous()->get_shader(source, got_it);
  73 }
  74
  75 void BC_WindowBase::put_shader(unsigned int handle, char *source)
  76 {
  77         get_resources()->get_synchronous()->put_shader(handle, source);
  78 }
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