C++ (Cpp) vdp_draw_polygon Exemples

Exemple #1

Fichier : vdp1.c Projet : esperknight/yabause

void vdp1_clip_test()
{
   int gouraud_table_address = 0x40000;
   u32 clipping_mode = 3;//outside

   u16* p = (u16 *)(0x25C00000 + gouraud_table_address);

   for (;;)
   {
      vdp_start_draw_list();

      sprite_struct quad;

      //system clipping
      quad.x = 319 - 8;
      quad.y = 223 - 8;

      vdp_system_clipping(&quad);

      //user clipping
      quad.x = 8;
      quad.y = 8;
      quad.x2 = 319 - 16;
      quad.y2 = 223 - 16;

      vdp_user_clipping(&quad);

      //fullscreen polygon
      quad.x = 319;
      quad.y = 0;
      quad.x2 = 319;
      quad.y2 = 223;
      quad.x3 = 0;
      quad.y3 = 223;
      quad.x4 = 0;
      quad.y4 = 0;

      quad.bank = RGB16(0x10, 0x10, 0x10);//gray

      quad.gouraud_addr = gouraud_table_address;

      quad.attr = (clipping_mode << 9) | 4;//use gouraud shading

      //red, green, blue, and white
      p[0] = RGB16(31, 0, 0);
      p[1] = RGB16(0, 31, 0);
      p[2] = RGB16(0, 0, 31);
      p[3] = RGB16(31, 31, 31);

      vdp_draw_polygon(&quad);

      vdp_end_draw_list();

      vdp_vsync();

      if (per[0].but_push_once & PAD_A)
      {
         clipping_mode = 0; //clipping disabled
      }
      if (per[0].but_push_once & PAD_B)
      {
         clipping_mode = 2; //inside drawing mode
      }
      if (per[0].but_push_once & PAD_C)
      {
         clipping_mode = 3; //outside drawing mode
      }

      if (per[0].but_push_once & PAD_START)
         break;
   }
}

Exemple #2

Fichier : vdp1.c Projet : Amon-X/yabause

void vdp1_clip_test()
{
   int gouraud_table_address = 0x40000;
   u32 clipping_mode = 3;//outside

   u16* p = (u16 *)(0x25C00000 + gouraud_table_address);

   auto_test_sub_test_start("Clipping test");

   VDP1_REG_FBCR = 0;

   vdp_start_draw_list();

   sprite_struct quad;

   quad.x = 0;
   quad.y = 0;

   vdp_local_coordinate(&quad);

   //system clipping
   quad.x = 319 - 8;
   quad.y = 223 - 8;

   vdp_system_clipping(&quad);

   //user clipping
   quad.x = 8;
   quad.y = 8;
   quad.x2 = 319 - 16;
   quad.y2 = 223 - 16;

   vdp_user_clipping(&quad);

   //fullscreen polygon
   quad.x = 319;
   quad.y = 0;
   quad.x2 = 319;
   quad.y2 = 223;
   quad.x3 = 0;
   quad.y3 = 223;
   quad.x4 = 0;
   quad.y4 = 0;

   quad.bank = RGB16(0x10, 0x10, 0x10);//gray

   quad.gouraud_addr = gouraud_table_address;

   quad.attr = (clipping_mode << 9) | 4;//use gouraud shading

   //red, green, blue, and white
   p[0] = RGB16(31, 0, 0);
   p[1] = RGB16(0, 31, 0);
   p[2] = RGB16(0, 0, 31);
   p[3] = RGB16(31, 31, 31);

   vdp_draw_polygon(&quad);

   vdp_end_draw_list();

   vdp_vsync();

   VDP1_REG_FBCR = 3;

   vdp_vsync();
   vdp_vsync();

#ifdef BUILD_AUTOMATED_TESTING

   auto_test_get_framebuffer();

#else

   for (;;)
   {
      while (!(VDP2_REG_TVSTAT & 8)) 
      {
         ud_check(0);
      }

      while (VDP2_REG_TVSTAT & 8) 
      {
         
      }

      if (per[0].but_push_once & PAD_A)
      {
         clipping_mode = 0; //clipping disabled
      }
      if (per[0].but_push_once & PAD_B)
      {
         clipping_mode = 2; //inside drawing mode
      }
      if (per[0].but_push_once & PAD_C)
      {
         clipping_mode = 3; //outside drawing mode
      }

      if (per[0].but_push_once & PAD_START)
         break;

      if (per[0].but_push_once & PAD_X)
      {
         ar_menu();
      }

      if (per[0].but_push_once & PAD_Y)
      {
         reset_system();
      }
   }

#endif

}