feat(draw): add NemaGFX rendering backend (#7002)

Co-authored-by: Ioannis Markopoulos <Ioannis_Markopoulos@amat.com>

libs/nema_gfx/include/nema_utils.h

@@ -0,0 +1,50 @@
+/* TSI 2023.xmo */
+/*******************************************************************************
+ * Copyright (c) 2023 Think Silicon Single Member PC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this header file and/or associated documentation files to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies of the
+ * Materials, and to permit persons to whom the Materials are furnished to do
+ * so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Materials.
+ *
+ * MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
+ * NEMAGFX API. THE UNMODIFIED, NORMATIVE VERSIONS OF THINK-SILICON NEMAGFX
+ * SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT:
+ *   https://think-silicon.com/products/software/nemagfx-api
+ *
+ *  The software is provided 'as is', without warranty of any kind, express or
+ *  implied, including but not limited to the warranties of merchantability,
+ *  fitness for a particular purpose and noninfringement. In no event shall
+ *  Think Silicon Single Member PC be liable for any claim, damages or other
+ *  liability, whether in an action of contract, tort or otherwise, arising
+ *  from, out of or in connection with the software or the use or other dealings
+ *  in the software.
+ ******************************************************************************/
+
+
+#ifndef NEMA_UTILS_H_
+#define NEMA_UTILS_H_
+
+#include "nema_hal.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+float           nema_get_time(void);
+float           nema_get_wall_time(void);
+nema_buffer_t   nema_load_file(const char *filename, int length, void *buffer);
+int             nema_save_file(const char *filename, int length, void *buffer);
+unsigned int    nema_rand(void);
+void            nema_calculate_fps(void);
+void *          nema_memcpy ( void * destination, const void * source, size_t num );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif