diff options
Diffstat (limited to 'src/glsl/ast_function.cpp')
| -rw-r--r-- | src/glsl/ast_function.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/glsl/ast_function.cpp b/src/glsl/ast_function.cpp index 803edf5a14d..ff5ecb954f0 100644 --- a/src/glsl/ast_function.cpp +++ b/src/glsl/ast_function.cpp @@ -1593,11 +1593,16 @@ ast_function_expression::handle_method(exec_list *instructions, if (op->type->is_array()) { if (op->type->is_unsized_array()) { - _mesa_glsl_error(&loc, state, "length called on unsized array"); - goto fail; + if (!state->has_shader_storage_buffer_objects()) { + _mesa_glsl_error(&loc, state, "length called on unsized array" + " only available with " + "ARB_shader_storage_buffer_object"); + } + /* Calculate length of an unsized array in run-time */ + result = new(ctx) ir_expression(ir_unop_ssbo_unsized_array_length, op); + } else { + result = new(ctx) ir_constant(op->type->array_size()); } - - result = new(ctx) ir_constant(op->type->array_size()); } else if (op->type->is_vector()) { if (state->ARB_shading_language_420pack_enable) { /* .length() returns int. */ |