7 #ifndef PXR_IMAGING_HD_MTLX_API_H 8 #define PXR_IMAGING_HD_MTLX_API_H 12 #if defined(PXR_STATIC) 14 # define HDMTLX_API_TEMPLATE_CLASS(...) 15 # define HDMTLX_API_TEMPLATE_STRUCT(...) 18 # if defined(HDMTLX_EXPORTS) 19 # define HDMTLX_API ARCH_EXPORT 20 # define HDMTLX_API_TEMPLATE_CLASS(...) ARCH_EXPORT_TEMPLATE(class, __VA_ARGS__) 21 # define HDMTLX_API_TEMPLATE_STRUCT(...) ARCH_EXPORT_TEMPLATE(struct, __VA_ARGS__) 23 # define HDMTLX_API ARCH_IMPORT 24 # define HDMTLX_API_TEMPLATE_CLASS(...) ARCH_IMPORT_TEMPLATE(class, __VA_ARGS__) 25 # define HDMTLX_API_TEMPLATE_STRUCT(...) ARCH_IMPORT_TEMPLATE(struct, __VA_ARGS__) 27 # define HDMTLX_LOCAL ARCH_HIDDEN Defines symbol visibility macros.