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glsl: Allow geometry shader input instance arrays to be unsized.

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Paul Berry
2013-07-24 14:57:24 -07:00
parent c1f1d8522c
commit 20ae8e0c91
3 changed files with 49 additions and 17 deletions
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24
src/glsl/ast.h
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@@ -907,12 +907,14 @@ public:
class ast_interface_block : public ast_node {
public:
ast_interface_block(ast_type_qualifier layout,
const char *instance_name,
ast_expression *array_size)
const char *instance_name,
bool is_array,
ast_expression *array_size)
: layout(layout), block_name(NULL), instance_name(instance_name),
array_size(array_size)
is_array(is_array), array_size(array_size)
{
/* empty */
if (!is_array)
assert(array_size == NULL);
}
virtual ir_rvalue *hir(exec_list *instructions,
@@ -933,13 +935,19 @@ public:
exec_list declarations;
/**
* Declared array size of the block instance
*
* If the block is not declared as an array, this field will be \c NULL.
* True if the block is declared as an array
*
* \note
* A block can only be an array if it also has an instance name. If this
* field is not \c NULL, ::instance_name must also not be \c NULL.
* field is true, ::instance_name must also not be \c NULL.
*/
bool is_array;
/**
* Declared array size of the block instance
*
* If the block is not declared as an array or if the block instance array
* is unsized, this field will be \c NULL.
*/
ast_expression *array_size;
};