diff options
Diffstat (limited to 'mesalib/src/glsl/glsl_types.h')
-rw-r--r-- | mesalib/src/glsl/glsl_types.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mesalib/src/glsl/glsl_types.h b/mesalib/src/glsl/glsl_types.h index 8172309a7..647867a23 100644 --- a/mesalib/src/glsl/glsl_types.h +++ b/mesalib/src/glsl/glsl_types.h @@ -253,6 +253,18 @@ struct glsl_type { unsigned component_slots() const; /** + * Calculate the number of attribute slots required to hold this type + * + * This implements the language rules of GLSL 1.50 for counting the number + * of slots used by a vertex attribute. It also determines the number of + * varying slots the type will use up in the absence of varying packing + * (and thus, it can be used to measure the number of varying slots used by + * the varyings that are generated by lower_packed_varyings). + */ + unsigned count_attribute_slots() const; + + + /** * Alignment in bytes of the start of this type in a std140 uniform * block. */ |