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tgsi/ureg: Add ureg_DECL_gs_input().

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Allows one to declare GS input registers.
This commit is contained in:
Michal Krol 2009-12-14 17:23:22 +01:00
parent 1778ddaf74
commit c14be63c56
2 changed files with 33 additions and 2 deletions
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31
src/gallium/auxiliary/tgsi/tgsi_ureg.c
View file

@ -89,6 +89,11 @@ struct ureg_program
unsigned vs_inputs[UREG_MAX_INPUT/32];
struct {
unsigned index;
} gs_input[UREG_MAX_INPUT];
unsigned nr_gs_inputs;
struct {
unsigned semantic_name;
unsigned semantic_index;
@ -278,6 +283,22 @@ ureg_DECL_vs_input( struct ureg_program *ureg,
}
struct ureg_src
ureg_DECL_gs_input(struct ureg_program *ureg,
unsigned index)
{
if (ureg->nr_gs_inputs < UREG_MAX_INPUT) {
ureg->gs_input[ureg->nr_gs_inputs].index = index;
ureg->nr_gs_inputs++;
} else {
set_bad(ureg);
}
/* XXX: Add suport for true 2D input registers. */
return ureg_src_register(TGSI_FILE_INPUT, index);
}
struct ureg_dst
ureg_DECL_output( struct ureg_program *ureg,
unsigned name,
@ -964,8 +985,7 @@ static void emit_decls( struct ureg_program *ureg )
emit_decl_range( ureg, TGSI_FILE_INPUT, i, 1 );
}
}
}
else {
} else if (ureg->processor == TGSI_PROCESSOR_FRAGMENT) {
for (i = 0; i < ureg->nr_fs_inputs; i++) {
emit_decl( ureg,
TGSI_FILE_INPUT,
@ -974,6 +994,13 @@ static void emit_decls( struct ureg_program *ureg )
ureg->fs_input[i].semantic_index,
ureg->fs_input[i].interp );
}
} else {
for (i = 0; i < ureg->nr_gs_inputs; i++) {
emit_decl_range(ureg,
TGSI_FILE_INPUT,
ureg->gs_input[i].index,
1);
}
}
for (i = 0; i < ureg->nr_outputs; i++) {

4
src/gallium/auxiliary/tgsi/tgsi_ureg.h
View file

@ -133,6 +133,10 @@ struct ureg_src
ureg_DECL_vs_input( struct ureg_program *,
unsigned index );
struct ureg_src
ureg_DECL_gs_input(struct ureg_program *,
unsigned index);
struct ureg_dst
ureg_DECL_output( struct ureg_program *,
unsigned semantic_name,