From 0e5a369879e33085fbbd2dfce4e77799c4c95d30 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Fri, 29 Jan 2016 11:18:11 -0500 Subject: [PATCH] glsl: export accessor for builtin-uniform descriptors We'll need this for a nir pass to lower builtin-uniform access. Signed-off-by: Rob Clark Reviewed-by: Jason Ekstrand --- src/compiler/glsl/builtin_variables.cpp | 21 ++++++++++++--------- src/compiler/glsl/ir.h | 3 +++ 2 files changed, 15 insertions(+), 9 deletions(-) diff --git a/src/compiler/glsl/builtin_variables.cpp b/src/compiler/glsl/builtin_variables.cpp index f31f9f61ef6..cc32990fc2f 100644 --- a/src/compiler/glsl/builtin_variables.cpp +++ b/src/compiler/glsl/builtin_variables.cpp @@ -527,6 +527,16 @@ builtin_variable_generator::add_variable(const char *name, return var; } +extern "C" const struct gl_builtin_uniform_desc * +_mesa_glsl_get_builtin_uniform_desc(const char *name) +{ + for (unsigned i = 0; _mesa_builtin_uniform_desc[i].name != NULL; i++) { + if (strcmp(_mesa_builtin_uniform_desc[i].name, name) == 0) { + return &_mesa_builtin_uniform_desc[i]; + } + } + return NULL; +} ir_variable * builtin_variable_generator::add_uniform(const glsl_type *type, @@ -534,16 +544,9 @@ builtin_variable_generator::add_uniform(const glsl_type *type, { ir_variable *const uni = add_variable(name, type, ir_var_uniform, -1); - unsigned i; - for (i = 0; _mesa_builtin_uniform_desc[i].name != NULL; i++) { - if (strcmp(_mesa_builtin_uniform_desc[i].name, name) == 0) { - break; - } - } - - assert(_mesa_builtin_uniform_desc[i].name != NULL); const struct gl_builtin_uniform_desc* const statevar = - &_mesa_builtin_uniform_desc[i]; + _mesa_glsl_get_builtin_uniform_desc(name); + assert(statevar != NULL); const unsigned array_count = type->is_array() ? type->length : 1; diff --git a/src/compiler/glsl/ir.h b/src/compiler/glsl/ir.h index 0c319ea8f27..6e0dc0b1bcd 100644 --- a/src/compiler/glsl/ir.h +++ b/src/compiler/glsl/ir.h @@ -2626,6 +2626,9 @@ extern void _mesa_print_ir(FILE *f, struct exec_list *instructions, extern void fprint_ir(FILE *f, const void *instruction); +extern const struct gl_builtin_uniform_desc * +_mesa_glsl_get_builtin_uniform_desc(const char *name); + #ifdef __cplusplus } /* extern "C" */ #endif -- 2.30.2