diff options
Diffstat (limited to 'src/glsl/ast.h')
| -rw-r--r-- | src/glsl/ast.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/glsl/ast.h b/src/glsl/ast.h index d98f1a39b47..3ef9913a78e 100644 --- a/src/glsl/ast.h +++ b/src/glsl/ast.h @@ -435,6 +435,12 @@ struct ast_type_qualifier { unsigned column_major:1; unsigned row_major:1; /** \} */ + + /** \name Layout qualifiers for GLSL 1.50 geometry shaders */ + /** \{ */ + unsigned prim_type:1; + unsigned max_vertices:1; + /** \} */ } /** \brief Set of flags, accessed by name. */ q; @@ -461,6 +467,12 @@ struct ast_type_qualifier { */ int index; + /** Maximum output vertices in GLSL 1.50 geometry shaders. */ + int max_vertices; + + /** Input or output primitive type in GLSL 1.50 geometry shaders */ + GLenum prim_type; + /** * Binding specified via GL_ARB_shading_language_420pack's "binding" keyword. * @@ -931,6 +943,28 @@ public: */ ast_expression *array_size; }; + + +/** + * AST node representing a declaration of the input layout for geometry + * shaders. + */ +class ast_gs_input_layout : public ast_node +{ +public: + ast_gs_input_layout(const struct YYLTYPE &locp, GLenum prim_type) + : prim_type(prim_type) + { + set_location(locp); + } + + virtual ir_rvalue *hir(exec_list *instructions, + struct _mesa_glsl_parse_state *state); + +private: + const GLenum prim_type; +}; + /*@}*/ extern void |