C++ (Cpp) ureg_dst_indirect Beispiele

Beispiel #1

/**
 * Create a TGSI ureg_dst register from a Mesa dest register.
 */
static struct ureg_dst
translate_dst( struct st_translate *t,
               const struct prog_dst_register *DstReg,
               boolean saturate,
               boolean clamp_color)
{
   struct ureg_dst dst = dst_register( t, 
                                       DstReg->File,
                                       DstReg->Index );

   dst = ureg_writemask( dst, 
                         DstReg->WriteMask );
   
   if (saturate)
      dst = ureg_saturate( dst );
   else if (clamp_color && DstReg->File == PROGRAM_OUTPUT) {
      /* Clamp colors for ARB_color_buffer_float. */
      switch (t->procType) {
      case TGSI_PROCESSOR_VERTEX:
         /* XXX if the geometry shader is present, this must be done there
          * instead of here. */
         if (DstReg->Index == VARYING_SLOT_COL0 ||
             DstReg->Index == VARYING_SLOT_COL1 ||
             DstReg->Index == VARYING_SLOT_BFC0 ||
             DstReg->Index == VARYING_SLOT_BFC1) {
            dst = ureg_saturate(dst);
         }
         break;

      case TGSI_PROCESSOR_FRAGMENT:
         if (DstReg->Index >= FRAG_RESULT_COLOR) {
            dst = ureg_saturate(dst);
         }
         break;
      }
   }

   if (DstReg->RelAddr)
      dst = ureg_dst_indirect( dst, ureg_src(t->address[0]) );

   return dst;
}

Beispiel #2

Datei: st_mesa_to_tgsi.c Projekt: krnowak/mesa

/**
 * Create a TGSI ureg_dst register from a Mesa dest register.
 */
static struct ureg_dst
translate_dst( struct st_translate *t,
               const struct prog_dst_register *DstReg,
               boolean saturate,
               boolean clamp_color)
{
   struct ureg_dst dst = dst_register( t, 
                                       DstReg->File,
                                       DstReg->Index );

   dst = ureg_writemask( dst, 
                         DstReg->WriteMask );
   
   if (saturate)
      dst = ureg_saturate( dst );
   else if (clamp_color && DstReg->File == PROGRAM_OUTPUT) {
      /* Clamp colors for ARB_color_buffer_float. */
      switch (t->procType) {
      case TGSI_PROCESSOR_VERTEX:
         /* This can only occur with a compatibility profile, which doesn't
          * support geometry shaders. */
         if (DstReg->Index == VARYING_SLOT_COL0 ||
             DstReg->Index == VARYING_SLOT_COL1 ||
             DstReg->Index == VARYING_SLOT_BFC0 ||
             DstReg->Index == VARYING_SLOT_BFC1) {
            dst = ureg_saturate(dst);
         }
         break;

      case TGSI_PROCESSOR_FRAGMENT:
         if (DstReg->Index >= FRAG_RESULT_COLOR) {
            dst = ureg_saturate(dst);
         }
         break;
      }
   }

   if (DstReg->RelAddr)
      dst = ureg_dst_indirect( dst, ureg_src(t->address[0]) );

   return dst;
}

Beispiel #3

Datei: st_mesa_to_tgsi.c Projekt: KidGundam/Image-Synthesis

/**
 * Create a TGSI ureg_dst register from a Mesa dest register.
 */
static struct ureg_dst
translate_dst( struct st_translate *t,
               const struct prog_dst_register *DstReg,
               boolean saturate)
{
   struct ureg_dst dst = dst_register( t, 
                                       DstReg->File,
                                       DstReg->Index );

   dst = ureg_writemask( dst, 
                         DstReg->WriteMask );
   
   if (saturate)
      dst = ureg_saturate( dst );

   if (DstReg->RelAddr)
      dst = ureg_dst_indirect( dst, ureg_src(t->address[0]) );

   return dst;
}