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tgsi: new tgsi_shader_info fields for system values

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This commit is contained in:
Brian Paul 2010-12-08 18:19:47 -07:00
parent 859f45a921
commit b550d8d76b
2 changed files with 22 additions and 1 deletions
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19
src/gallium/auxiliary/tgsi/tgsi_scan.c
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@ -143,7 +143,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
info->file_count[file]++;
info->file_max[file] = MAX2(info->file_max[file], (int)reg);
if (file == TGSI_FILE_INPUT || file == TGSI_FILE_SYSTEM_VALUE) {
if (file == TGSI_FILE_INPUT) {
info->input_semantic_name[reg] = (ubyte)fulldecl->Semantic.Name;
info->input_semantic_index[reg] = (ubyte)fulldecl->Semantic.Index;
info->input_interpolate[reg] = (ubyte)fulldecl->Declaration.Interpolate;
@ -151,6 +151,23 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
info->input_cylindrical_wrap[reg] = (ubyte)fulldecl->Declaration.CylindricalWrap;
info->num_inputs++;
}
else if (file == TGSI_FILE_SYSTEM_VALUE) {
unsigned index = fulldecl->Range.First;
unsigned semName = fulldecl->Semantic.Name;
info->system_value_semantic_name[index] = semName;
info->num_system_values = MAX2(info->num_system_values,
index + 1);
/*
info->system_value_semantic_name[info->num_system_values++] =
fulldecl->Semantic.Name;
*/
if (fulldecl->Semantic.Name == TGSI_SEMANTIC_INSTANCEID) {
info->uses_instanceid = TRUE;
}
}
else if (file == TGSI_FILE_OUTPUT) {
info->output_semantic_name[reg] = (ubyte)fulldecl->Semantic.Name;
info->output_semantic_index[reg] = (ubyte)fulldecl->Semantic.Index;

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

@ -51,6 +51,9 @@ struct tgsi_shader_info
ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */
ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
ubyte num_system_values;
ubyte system_value_semantic_name[PIPE_MAX_SHADER_INPUTS];
uint file_mask[TGSI_FILE_COUNT]; /**< bitmask of declared registers */
uint file_count[TGSI_FILE_COUNT]; /**< number of declared registers */
int file_max[TGSI_FILE_COUNT]; /**< highest index of declared registers */
@ -64,6 +67,7 @@ struct tgsi_shader_info
boolean writes_stencil; /**< does fragment shader write stencil value? */
boolean writes_edgeflag; /**< vertex shader outputs edgeflag */
boolean uses_kill; /**< KIL or KILP instruction used? */
boolean uses_instanceid;
/**
* Bitmask indicating which register files are accessed with