src/mesa/drivers/dri/ffb/ffb_pointtmp.h

   1
   2 static INLINE void TAG(ffb_draw_point)(GLcontext *ctx, ffb_vertex *tmp )
   3 {
   4         ffbContextPtr fmesa = FFB_CONTEXT(ctx);
   5         ffb_fbcPtr ffb = fmesa->regs;
   6         FFB_DELAYED_VIEWPORT_VARS;
   7
   8 #ifdef FFB_POINT_TRACE
   9         fprintf(stderr, "FFB: ffb_point ["
  10 #if (IND & FFB_POINT_AA_BIT)
  11                 "AA"
  12 #endif
  13                 "] X(%f) Y(%f) Z(%f)\n",
  14                 tmp->x, tmp->y, tmp->z);
  15 #endif
  16
  17 #if (IND & FFB_POINT_AA_BIT)
  18         FFBFifo(fmesa, 4);
  19
  20         ffb->fg = FFB_PACK_CONST_UBYTE_ARGB_COLOR( tmp->color[0] );
  21         ffb->z = FFB_GET_Z(tmp);
  22         ffb->y = FFB_GET_Y(tmp) + 0x8000 /* FIX ME */;
  23         ffb->x = FFB_GET_X(tmp) + 0x8000 /* FIX ME */;
  24 #else
  25         {
  26                 unsigned int const_fg, const_z, h, w;
  27
  28                 const_fg = FFB_PACK_CONST_UBYTE_ARGB_COLOR( tmp->color[0] );
  29                 const_z = Z_FROM_MESA(FFB_Z_TO_FLOAT(FFB_GET_Z(tmp)));
  30                 h = FFB_GET_Y(tmp) >> 16;
  31                 w = FFB_GET_X(tmp) >> 16;
  32 #ifdef FFB_POINT_TRACE
  33                 fprintf(stderr, "FFB: ffb_point fg(%08x) z(%08x) h(%08x) w(%08x)\n",
  34                         const_fg, const_z, h, w);
  35 #endif
  36                 FFBFifo(fmesa, 4);
  37                 ffb->fg = const_fg;
  38                 ffb->constz = const_z;
  39                 ffb->bh = h;
  40                 ffb->bw = w;
  41         }
  42 #endif
  43
  44         fmesa->ffbScreen->rp_active = 1;
  45 }
  46
  47
  48 static void TAG(init)(void)
  49 {
  50         ffb_point_tab[IND] = TAG(ffb_draw_point);
  51 }
  52
  53 #undef IND
  54 #undef TAG