diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_ureg.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_ureg.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.c b/src/gallium/auxiliary/tgsi/tgsi_ureg.c index e64e2b731df..2b51672b8ea 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c +++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c @@ -64,6 +64,7 @@ struct ureg_tokens { }; #define UREG_MAX_INPUT PIPE_MAX_ATTRIBS +#define UREG_MAX_SYSTEM_VALUE PIPE_MAX_ATTRIBS #define UREG_MAX_OUTPUT PIPE_MAX_ATTRIBS #define UREG_MAX_CONSTANT_RANGE 32 #define UREG_MAX_IMMEDIATE 32 @@ -95,6 +96,13 @@ struct ureg_program unsigned nr_gs_inputs; struct { + unsigned index; + unsigned semantic_name; + unsigned semantic_index; + } system_value[UREG_MAX_SYSTEM_VALUE]; + unsigned nr_system_values; + + struct { unsigned semantic_name; unsigned semantic_index; } output[UREG_MAX_OUTPUT]; @@ -304,6 +312,25 @@ ureg_DECL_gs_input(struct ureg_program *ureg, } +struct ureg_src +ureg_DECL_system_value(struct ureg_program *ureg, + unsigned index, + unsigned semantic_name, + unsigned semantic_index) +{ + if (ureg->nr_system_values < UREG_MAX_SYSTEM_VALUE) { + ureg->system_value[ureg->nr_system_values].index = index; + ureg->system_value[ureg->nr_system_values].semantic_name = semantic_name; + ureg->system_value[ureg->nr_system_values].semantic_index = semantic_index; + ureg->nr_system_values++; + } else { + set_bad(ureg); + } + + return ureg_src_register(TGSI_FILE_SYSTEM_VALUE, index); +} + + struct ureg_dst ureg_DECL_output( struct ureg_program *ureg, unsigned name, @@ -1058,6 +1085,15 @@ static void emit_decls( struct ureg_program *ureg ) } } + for (i = 0; i < ureg->nr_system_values; i++) { + emit_decl(ureg, + TGSI_FILE_SYSTEM_VALUE, + ureg->system_value[i].index, + ureg->system_value[i].semantic_name, + ureg->system_value[i].semantic_index, + TGSI_INTERPOLATE_CONSTANT); + } + for (i = 0; i < ureg->nr_outputs; i++) { emit_decl( ureg, TGSI_FILE_OUTPUT, |