3 * Copyright © 2009 Intel Corporation
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
31 #include "shader_enums.h"
33 #include "c11/threads.h"
36 #include "main/config.h"
45 struct _mesa_glsl_parse_state
;
46 struct glsl_symbol_table
;
49 _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state
*state
);
52 _mesa_glsl_release_types(void);
54 void encode_type_to_blob(struct blob
*blob
, const struct glsl_type
*type
);
56 const struct glsl_type
*decode_type_from_blob(struct blob_reader
*blob
);
63 /* Note: GLSL_TYPE_UINT, GLSL_TYPE_INT, and GLSL_TYPE_FLOAT must be 0, 1,
64 * and 2 so that they will fit in the 2 bits of glsl_type::sampled_type.
80 GLSL_TYPE_ATOMIC_UINT
,
90 static inline bool glsl_base_type_is_64bit(enum glsl_base_type type
)
92 return type
== GLSL_TYPE_DOUBLE
||
93 type
== GLSL_TYPE_UINT64
||
94 type
== GLSL_TYPE_INT64
||
95 type
== GLSL_TYPE_IMAGE
||
96 type
== GLSL_TYPE_SAMPLER
;
99 static inline bool glsl_base_type_is_integer(enum glsl_base_type type
)
101 return type
== GLSL_TYPE_UINT
||
102 type
== GLSL_TYPE_INT
||
103 type
== GLSL_TYPE_UINT64
||
104 type
== GLSL_TYPE_INT64
||
105 type
== GLSL_TYPE_BOOL
||
106 type
== GLSL_TYPE_SAMPLER
||
107 type
== GLSL_TYPE_IMAGE
;
110 enum glsl_sampler_dim
{
111 GLSL_SAMPLER_DIM_1D
= 0,
114 GLSL_SAMPLER_DIM_CUBE
,
115 GLSL_SAMPLER_DIM_RECT
,
116 GLSL_SAMPLER_DIM_BUF
,
117 GLSL_SAMPLER_DIM_EXTERNAL
,
119 GLSL_SAMPLER_DIM_SUBPASS
, /* for vulkan input attachments */
120 GLSL_SAMPLER_DIM_SUBPASS_MS
, /* for multisampled vulkan input attachments */
123 enum glsl_matrix_layout
{
125 * The layout of the matrix is inherited from the object containing the
126 * matrix (the top level structure or the uniform block).
128 GLSL_MATRIX_LAYOUT_INHERITED
,
131 * Explicit column-major layout
133 * If a uniform block doesn't have an explicit layout set, it will default
136 GLSL_MATRIX_LAYOUT_COLUMN_MAJOR
,
141 GLSL_MATRIX_LAYOUT_ROW_MAJOR
145 GLSL_PRECISION_NONE
= 0,
147 GLSL_PRECISION_MEDIUM
,
153 #include "util/ralloc.h"
154 #include "main/menums.h" /* for gl_texture_index, C++'s enum rules are broken */
158 glsl_base_type base_type
:8;
160 glsl_base_type sampled_type
:8; /**< Type of data returned using this
161 * sampler or image. Only \c
162 * GLSL_TYPE_FLOAT, \c GLSL_TYPE_INT,
163 * and \c GLSL_TYPE_UINT are valid.
166 unsigned sampler_dimensionality
:4; /**< \see glsl_sampler_dim */
167 unsigned sampler_shadow
:1;
168 unsigned sampler_array
:1;
169 unsigned interface_packing
:2;
170 unsigned interface_row_major
:1;
173 glsl_type() : mem_ctx(NULL
)
175 // Dummy constructor, just for the sake of ASSERT_BITFIELD_SIZE.
180 * \name Vector and matrix element counts
182 * For scalars, each of these values will be 1. For non-numeric types
186 uint8_t vector_elements
; /**< 1, 2, 3, or 4 vector elements. */
187 uint8_t matrix_columns
; /**< 1, 2, 3, or 4 matrix columns. */
191 * For \c GLSL_TYPE_ARRAY, this is the length of the array. For
192 * \c GLSL_TYPE_STRUCT or \c GLSL_TYPE_INTERFACE, it is the number of
193 * elements in the structure and the number of values pointed to by
194 * \c fields.structure (below).
199 * Name of the data type
201 * Will never be \c NULL.
206 * Subtype of composite data types.
209 const struct glsl_type
*array
; /**< Type of array elements. */
210 struct glsl_function_param
*parameters
; /**< Parameters to function. */
211 struct glsl_struct_field
*structure
; /**< List of struct fields. */
215 * \name Pointers to various public type singletons
219 #define DECL_TYPE(NAME, ...) \
220 static const glsl_type *const NAME##_type;
222 #define STRUCT_TYPE(NAME) \
223 static const glsl_type *const struct_##NAME##_type;
224 #include "compiler/builtin_type_macros.h"
228 * Convenience accessors for vector types (shorter than get_instance()).
231 static const glsl_type
*vec(unsigned components
, const glsl_type
*const ts
[]);
232 static const glsl_type
*vec(unsigned components
);
233 static const glsl_type
*f16vec(unsigned components
);
234 static const glsl_type
*dvec(unsigned components
);
235 static const glsl_type
*ivec(unsigned components
);
236 static const glsl_type
*uvec(unsigned components
);
237 static const glsl_type
*bvec(unsigned components
);
238 static const glsl_type
*i64vec(unsigned components
);
239 static const glsl_type
*u64vec(unsigned components
);
240 static const glsl_type
*i16vec(unsigned components
);
241 static const glsl_type
*u16vec(unsigned components
);
242 static const glsl_type
*i8vec(unsigned components
);
243 static const glsl_type
*u8vec(unsigned components
);
247 * For numeric and boolean derived types returns the basic scalar type
249 * If the type is a numeric or boolean scalar, vector, or matrix type,
250 * this function gets the scalar type of the individual components. For
251 * all other types, including arrays of numeric or boolean types, the
252 * error type is returned.
254 const glsl_type
*get_base_type() const;
257 * Get the basic scalar type which this type aggregates.
259 * If the type is a numeric or boolean scalar, vector, or matrix, or an
260 * array of any of those, this function gets the scalar type of the
261 * individual components. For structs and arrays of structs, this function
262 * returns the struct type. For samplers and arrays of samplers, this
263 * function returns the sampler type.
265 const glsl_type
*get_scalar_type() const;
268 * Get the instance of a built-in scalar, vector, or matrix type
270 static const glsl_type
*get_instance(unsigned base_type
, unsigned rows
,
274 * Get the instance of a sampler type
276 static const glsl_type
*get_sampler_instance(enum glsl_sampler_dim dim
,
279 glsl_base_type type
);
281 static const glsl_type
*get_image_instance(enum glsl_sampler_dim dim
,
282 bool array
, glsl_base_type type
);
285 * Get the instance of an array type
287 static const glsl_type
*get_array_instance(const glsl_type
*base
,
291 * Get the instance of a record type
293 static const glsl_type
*get_record_instance(const glsl_struct_field
*fields
,
298 * Get the instance of an interface block type
300 static const glsl_type
*get_interface_instance(const glsl_struct_field
*fields
,
302 enum glsl_interface_packing packing
,
304 const char *block_name
);
307 * Get the instance of an subroutine type
309 static const glsl_type
*get_subroutine_instance(const char *subroutine_name
);
312 * Get the instance of a function type
314 static const glsl_type
*get_function_instance(const struct glsl_type
*return_type
,
315 const glsl_function_param
*parameters
,
316 unsigned num_params
);
319 * Get the type resulting from a multiplication of \p type_a * \p type_b
321 static const glsl_type
*get_mul_type(const glsl_type
*type_a
,
322 const glsl_type
*type_b
);
325 * Query the total number of scalars that make up a scalar, vector or matrix
327 unsigned components() const
329 return vector_elements
* matrix_columns
;
333 * Calculate the number of components slots required to hold this type
335 * This is used to determine how many uniform or varying locations a type
338 unsigned component_slots() const;
341 * Calculate offset between the base location of the struct in
342 * uniform storage and a struct member.
343 * For the initial call, length is the index of the member to find the
346 unsigned record_location_offset(unsigned length
) const;
349 * Calculate the number of unique values from glGetUniformLocation for the
350 * elements of the type.
352 * This is used to allocate slots in the UniformRemapTable, the amount of
353 * locations may not match with actual used storage space by the driver.
355 unsigned uniform_locations() const;
358 * Used to count the number of varyings contained in the type ignoring
359 * innermost array elements.
361 unsigned varying_count() const;
364 * Calculate the number of attribute slots required to hold this type
366 * This implements the language rules of GLSL 1.50 for counting the number
367 * of slots used by a vertex attribute. It also determines the number of
368 * varying slots the type will use up in the absence of varying packing
369 * (and thus, it can be used to measure the number of varying slots used by
370 * the varyings that are generated by lower_packed_varyings).
372 * For vertex shader attributes - doubles only take one slot.
373 * For inter-shader varyings - dvec3/dvec4 take two slots.
375 unsigned count_attribute_slots(bool is_vertex_input
) const;
378 * Alignment in bytes of the start of this type in a std140 uniform
381 unsigned std140_base_alignment(bool row_major
) const;
383 /** Size in bytes of this type in a std140 uniform block.
385 * Note that this is not GL_UNIFORM_SIZE (which is the number of
386 * elements in the array)
388 unsigned std140_size(bool row_major
) const;
391 * Alignment in bytes of the start of this type in a std430 shader
394 unsigned std430_base_alignment(bool row_major
) const;
397 * Calculate array stride in bytes of this type in a std430 shader storage
400 unsigned std430_array_stride(bool row_major
) const;
403 * Size in bytes of this type in a std430 shader storage block.
405 * Note that this is not GL_BUFFER_SIZE
407 unsigned std430_size(bool row_major
) const;
410 * \brief Can this type be implicitly converted to another?
412 * \return True if the types are identical or if this type can be converted
413 * to \c desired according to Section 4.1.10 of the GLSL spec.
416 * From page 25 (31 of the pdf) of the GLSL 1.50 spec, Section 4.1.10
417 * Implicit Conversions:
419 * In some situations, an expression and its type will be implicitly
420 * converted to a different type. The following table shows all allowed
421 * implicit conversions:
423 * Type of expression | Can be implicitly converted to
424 * --------------------------------------------------
437 * There are no implicit array or structure conversions. For example,
438 * an array of int cannot be implicitly converted to an array of float.
439 * There are no implicit conversions between signed and unsigned
443 bool can_implicitly_convert_to(const glsl_type
*desired
,
444 _mesa_glsl_parse_state
*state
) const;
447 * Query whether or not a type is a scalar (non-vector and non-matrix).
449 bool is_scalar() const
451 return (vector_elements
== 1)
452 && (base_type
>= GLSL_TYPE_UINT
)
453 && (base_type
<= GLSL_TYPE_IMAGE
);
457 * Query whether or not a type is a vector
459 bool is_vector() const
461 return (vector_elements
> 1)
462 && (matrix_columns
== 1)
463 && (base_type
>= GLSL_TYPE_UINT
)
464 && (base_type
<= GLSL_TYPE_BOOL
);
468 * Query whether or not a type is a matrix
470 bool is_matrix() const
472 /* GLSL only has float matrices. */
473 return (matrix_columns
> 1) && (base_type
== GLSL_TYPE_FLOAT
||
474 base_type
== GLSL_TYPE_DOUBLE
||
475 base_type
== GLSL_TYPE_FLOAT16
);
479 * Query whether or not a type is a non-array numeric type
481 bool is_numeric() const
483 return (base_type
>= GLSL_TYPE_UINT
) && (base_type
<= GLSL_TYPE_INT64
);
487 * Query whether or not a type is an integral type
489 bool is_integer() const
491 return (base_type
== GLSL_TYPE_UINT
) || (base_type
== GLSL_TYPE_INT
);
495 * Query whether or not a type is a 64-bit integer.
497 bool is_integer_64() const
499 return base_type
== GLSL_TYPE_UINT64
|| base_type
== GLSL_TYPE_INT64
;
503 * Query whether or not a type is a 32-bit or 64-bit integer
505 bool is_integer_32_64() const
507 return is_integer() || is_integer_64();
511 * Query whether or not type is an integral type, or for struct and array
512 * types, contains an integral type.
514 bool contains_integer() const;
517 * Query whether or not type is a double type, or for struct, interface and
518 * array types, contains a double type.
520 bool contains_double() const;
523 * Query whether or not a type is a float type
525 bool is_float() const
527 return base_type
== GLSL_TYPE_FLOAT
;
531 * Query whether or not a type is a double type
533 bool is_double() const
535 return base_type
== GLSL_TYPE_DOUBLE
;
539 * Query whether a 64-bit type takes two slots.
541 bool is_dual_slot() const
543 return is_64bit() && vector_elements
> 2;
547 * Query whether or not a type is 64-bit
549 bool is_64bit() const
551 return glsl_base_type_is_64bit(base_type
);
555 * Query whether or not a type is a non-array boolean type
557 bool is_boolean() const
559 return base_type
== GLSL_TYPE_BOOL
;
563 * Query whether or not a type is a sampler
565 bool is_sampler() const
567 return base_type
== GLSL_TYPE_SAMPLER
;
571 * Query whether or not type is a sampler, or for struct, interface and
572 * array types, contains a sampler.
574 bool contains_sampler() const;
577 * Query whether or not type is an array or for struct, interface and
578 * array types, contains an array.
580 bool contains_array() const;
583 * Get the Mesa texture target index for a sampler type.
585 gl_texture_index
sampler_index() const;
588 * Query whether or not type is an image, or for struct, interface and
589 * array types, contains an image.
591 bool contains_image() const;
594 * Query whether or not a type is an image
596 bool is_image() const
598 return base_type
== GLSL_TYPE_IMAGE
;
602 * Query whether or not a type is an array
604 bool is_array() const
606 return base_type
== GLSL_TYPE_ARRAY
;
609 bool is_array_of_arrays() const
611 return is_array() && fields
.array
->is_array();
615 * Query whether or not a type is a record
617 bool is_record() const
619 return base_type
== GLSL_TYPE_STRUCT
;
623 * Query whether or not a type is an interface
625 bool is_interface() const
627 return base_type
== GLSL_TYPE_INTERFACE
;
631 * Query whether or not a type is the void type singleton.
635 return base_type
== GLSL_TYPE_VOID
;
639 * Query whether or not a type is the error type singleton.
641 bool is_error() const
643 return base_type
== GLSL_TYPE_ERROR
;
647 * Query if a type is unnamed/anonymous (named by the parser)
650 bool is_subroutine() const
652 return base_type
== GLSL_TYPE_SUBROUTINE
;
654 bool contains_subroutine() const;
656 bool is_anonymous() const
658 return !strncmp(name
, "#anon", 5);
662 * Get the type stripped of any arrays
665 * Pointer to the type of elements of the first non-array type for array
666 * types, or pointer to itself for non-array types.
668 const glsl_type
*without_array() const
670 const glsl_type
*t
= this;
672 while (t
->is_array())
679 * Return the total number of elements in an array including the elements
680 * in arrays of arrays.
682 unsigned arrays_of_arrays_size() const
687 unsigned size
= length
;
688 const glsl_type
*base_type
= fields
.array
;
690 while (base_type
->is_array()) {
691 size
= size
* base_type
->length
;
692 base_type
= base_type
->fields
.array
;
698 * Query whether or not a type is an atomic_uint.
700 bool is_atomic_uint() const
702 return base_type
== GLSL_TYPE_ATOMIC_UINT
;
706 * Return the amount of atomic counter storage required for a type.
708 unsigned atomic_size() const
710 if (is_atomic_uint())
711 return ATOMIC_COUNTER_SIZE
;
713 return length
* fields
.array
->atomic_size();
719 * Return whether a type contains any atomic counters.
721 bool contains_atomic() const
723 return atomic_size() > 0;
727 * Return whether a type contains any opaque types.
729 bool contains_opaque() const;
732 * Query the full type of a matrix row
735 * If the type is not a matrix, \c glsl_type::error_type is returned.
736 * Otherwise a type matching the rows of the matrix is returned.
738 const glsl_type
*row_type() const
741 ? get_instance(base_type
, matrix_columns
, 1)
746 * Query the full type of a matrix column
749 * If the type is not a matrix, \c glsl_type::error_type is returned.
750 * Otherwise a type matching the columns of the matrix is returned.
752 const glsl_type
*column_type() const
755 ? get_instance(base_type
, vector_elements
, 1)
760 * Get the type of a structure field
763 * Pointer to the type of the named field. If the type is not a structure
764 * or the named field does not exist, \c glsl_type::error_type is returned.
766 const glsl_type
*field_type(const char *name
) const;
769 * Get the location of a field within a record type
771 int field_index(const char *name
) const;
774 * Query the number of elements in an array type
777 * The number of elements in the array for array types or -1 for non-array
778 * types. If the number of elements in the array has not yet been declared,
781 int array_size() const
783 return is_array() ? length
: -1;
787 * Query whether the array size for all dimensions has been declared.
789 bool is_unsized_array() const
791 return is_array() && length
== 0;
795 * Return the number of coordinate components needed for this
796 * sampler or image type.
798 * This is based purely on the sampler's dimensionality. For example, this
799 * returns 1 for sampler1D, and 3 for sampler2DArray.
801 * Note that this is often different than actual coordinate type used in
802 * a texturing built-in function, since those pack additional values (such
803 * as the shadow comparator or projector) into the coordinate type.
805 int coordinate_components() const;
808 * Compare a record type against another record type.
810 * This is useful for matching record types declared across shader stages.
811 * The option to not match locations is to deal with places where the
812 * same struct is defined in a block which has a location set on it.
814 bool record_compare(const glsl_type
*b
, bool match_locations
= true) const;
817 * Get the type interface packing.
819 enum glsl_interface_packing
get_interface_packing() const
821 return (enum glsl_interface_packing
)interface_packing
;
825 * Get the type interface packing used internally. For shared and packing
826 * layouts this is implementation defined.
828 enum glsl_interface_packing
get_internal_ifc_packing(bool std430_supported
) const
830 enum glsl_interface_packing packing
= this->get_interface_packing();
831 if (packing
== GLSL_INTERFACE_PACKING_STD140
||
832 (!std430_supported
&&
833 (packing
== GLSL_INTERFACE_PACKING_SHARED
||
834 packing
== GLSL_INTERFACE_PACKING_PACKED
))) {
835 return GLSL_INTERFACE_PACKING_STD140
;
837 assert(packing
== GLSL_INTERFACE_PACKING_STD430
||
839 (packing
== GLSL_INTERFACE_PACKING_SHARED
||
840 packing
== GLSL_INTERFACE_PACKING_PACKED
)));
841 return GLSL_INTERFACE_PACKING_STD430
;
846 * Check if the type interface is row major
848 bool get_interface_row_major() const
850 return (bool) interface_row_major
;
857 static mtx_t hash_mutex
;
860 * ralloc context for the type itself.
864 /** Constructor for vector and matrix types */
865 glsl_type(GLenum gl_type
,
866 glsl_base_type base_type
, unsigned vector_elements
,
867 unsigned matrix_columns
, const char *name
);
869 /** Constructor for sampler or image types */
870 glsl_type(GLenum gl_type
, glsl_base_type base_type
,
871 enum glsl_sampler_dim dim
, bool shadow
, bool array
,
872 glsl_base_type type
, const char *name
);
874 /** Constructor for record types */
875 glsl_type(const glsl_struct_field
*fields
, unsigned num_fields
,
878 /** Constructor for interface types */
879 glsl_type(const glsl_struct_field
*fields
, unsigned num_fields
,
880 enum glsl_interface_packing packing
,
881 bool row_major
, const char *name
);
883 /** Constructor for interface types */
884 glsl_type(const glsl_type
*return_type
,
885 const glsl_function_param
*params
, unsigned num_params
);
887 /** Constructor for array types */
888 glsl_type(const glsl_type
*array
, unsigned length
);
890 /** Constructor for subroutine types */
891 glsl_type(const char *name
);
893 /** Hash table containing the known array types. */
894 static struct hash_table
*array_types
;
896 /** Hash table containing the known record types. */
897 static struct hash_table
*record_types
;
899 /** Hash table containing the known interface types. */
900 static struct hash_table
*interface_types
;
902 /** Hash table containing the known subroutine types. */
903 static struct hash_table
*subroutine_types
;
905 /** Hash table containing the known function types. */
906 static struct hash_table
*function_types
;
908 static bool record_key_compare(const void *a
, const void *b
);
909 static unsigned record_key_hash(const void *key
);
912 * \name Built-in type flyweights
916 #define DECL_TYPE(NAME, ...) static const glsl_type _##NAME##_type;
918 #define STRUCT_TYPE(NAME) static const glsl_type _struct_##NAME##_type;
919 #include "compiler/builtin_type_macros.h"
923 * \name Friend functions.
925 * These functions are friends because they must have C linkage and the
926 * need to call various private methods or access various private static
930 friend void _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state
*);
931 friend void _mesa_glsl_release_types(void);
937 #endif /* __cplusplus */
939 struct glsl_struct_field
{
940 const struct glsl_type
*type
;
944 * For interface blocks, gl_varying_slot corresponding to the input/output
945 * if this is a built-in input/output (i.e. a member of the built-in
946 * gl_PerVertex interface block); -1 otherwise.
948 * Ignored for structs.
953 * For interface blocks, members may have an explicit byte offset
954 * specified; -1 otherwise. Also used for xfb_offset layout qualifier.
956 * Unless used for xfb_offset this field is ignored for structs.
961 * For interface blocks, members may define a transform feedback buffer;
967 * For interface blocks, members may define a transform feedback stride;
973 * For interface blocks, the interpolation mode (as in
974 * ir_variable::interpolation). 0 otherwise.
976 unsigned interpolation
:2;
979 * For interface blocks, 1 if this variable uses centroid interpolation (as
980 * in ir_variable::centroid). 0 otherwise.
985 * For interface blocks, 1 if this variable uses sample interpolation (as
986 * in ir_variable::sample). 0 otherwise.
991 * Layout of the matrix. Uses glsl_matrix_layout values.
993 unsigned matrix_layout
:2;
996 * For interface blocks, 1 if this variable is a per-patch input or output
997 * (as in ir_variable::patch). 0 otherwise.
1002 * Precision qualifier
1004 unsigned precision
:2;
1007 * Memory qualifiers, applicable to buffer variables defined in shader
1008 * storage buffer objects (SSBOs)
1010 unsigned memory_read_only
:1;
1011 unsigned memory_write_only
:1;
1012 unsigned memory_coherent
:1;
1013 unsigned memory_volatile
:1;
1014 unsigned memory_restrict
:1;
1017 * Layout format, applicable to image variables only.
1019 unsigned image_format
:16;
1022 * Any of the xfb_* qualifiers trigger the shader to be in transform
1023 * feedback mode so we need to keep track of whether the buffer was
1024 * explicitly set or if its just been assigned the default global value.
1026 unsigned explicit_xfb_buffer
:1;
1028 unsigned implicit_sized_array
:1;
1030 glsl_struct_field(const struct glsl_type
*_type
, const char *_name
)
1031 : type(_type
), name(_name
), location(-1), offset(0), xfb_buffer(0),
1032 xfb_stride(0), interpolation(0), centroid(0),
1033 sample(0), matrix_layout(GLSL_MATRIX_LAYOUT_INHERITED
), patch(0),
1034 precision(GLSL_PRECISION_NONE
), memory_read_only(0),
1035 memory_write_only(0), memory_coherent(0), memory_volatile(0),
1036 memory_restrict(0), image_format(0), explicit_xfb_buffer(0),
1037 implicit_sized_array(0)
1043 : type(NULL
), name(NULL
), location(0), offset(0), xfb_buffer(0),
1044 xfb_stride(0), interpolation(0), centroid(0),
1045 sample(0), matrix_layout(0), patch(0),
1046 precision(0), memory_read_only(0),
1047 memory_write_only(0), memory_coherent(0), memory_volatile(0),
1048 memory_restrict(0), image_format(0), explicit_xfb_buffer(0),
1049 implicit_sized_array(0)
1056 struct glsl_function_param
{
1057 const struct glsl_type
*type
;
1063 static inline unsigned int
1064 glsl_align(unsigned int a
, unsigned int align
)
1066 return (a
+ align
- 1) / align
* align
;
1069 #endif /* GLSL_TYPES_H */