boolean
svga_translate_decl_sm30( struct svga_shader_emitter *emit,
const struct tgsi_full_declaration *decl )
{
unsigned first = decl->Range.First;
unsigned last = decl->Range.Last;
unsigned idx;
for( idx = first; idx <= last; idx++ ) {
boolean ok = TRUE;
switch (decl->Declaration.File) {
case TGSI_FILE_SAMPLER:
assert (emit->unit == PIPE_SHADER_FRAGMENT);
/* just keep track of the number of samplers here.
* Will emit the declaration in the helpers function.
*/
emit->num_samplers = MAX2(emit->num_samplers, decl->Range.Last + 1);
break;
case TGSI_FILE_INPUT:
if (emit->unit == PIPE_SHADER_VERTEX)
ok = vs30_input( emit, decl->Semantic, idx );
else
ok = ps30_input( emit, decl->Semantic, idx );
break;
case TGSI_FILE_OUTPUT:
if (emit->unit == PIPE_SHADER_VERTEX)
ok = vs30_output( emit, decl->Semantic, idx );
else
ok = ps30_output( emit, decl->Semantic, idx );
break;
case TGSI_FILE_SAMPLER_VIEW:
{
unsigned unit = decl->Range.First;
assert(decl->Range.First == decl->Range.Last);
emit->sampler_target[unit] = decl->SamplerView.Resource;
}
break;
default:
/* don't need to declare other vars */
ok = TRUE;
}
if (!ok)
return FALSE;
}
return TRUE;
}
boolean
svga_translate_decl_sm30( struct svga_shader_emitter *emit,
const struct tgsi_full_declaration *decl )
{
unsigned first = decl->Range.First;
unsigned last = decl->Range.Last;
unsigned idx;
for( idx = first; idx <= last; idx++ ) {
boolean ok;
switch (decl->Declaration.File) {
case TGSI_FILE_SAMPLER:
assert (emit->unit == PIPE_SHADER_FRAGMENT);
ok = ps30_sampler( emit, decl->Semantic, idx );
break;
case TGSI_FILE_INPUT:
if (emit->unit == PIPE_SHADER_VERTEX)
ok = vs30_input( emit, decl->Semantic, idx );
else
ok = ps30_input( emit, decl->Semantic, idx );
break;
case TGSI_FILE_OUTPUT:
if (emit->unit == PIPE_SHADER_VERTEX)
ok = vs30_output( emit, decl->Semantic, idx );
else
ok = ps30_output( emit, decl->Semantic, idx );
break;
default:
/* don't need to declare other vars */
ok = TRUE;
}
if (!ok)
return FALSE;
}
return TRUE;
}
