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diff src/cs/services/buzm/buzm_struct_i.h @ 297:8dfdf88d632f

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BUZM SWE initial implementation
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 29 Mar 2022 03:45:41 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cs/services/buzm/buzm_struct_i.h	Tue Mar 29 03:45:41 2022 +0000
@@ -0,0 +1,37 @@
+/*
+ * This header file holds the internal structure definition
+ * for BUZM SWE.
+ */
+
+#ifndef __BUZM_STRUCT_I
+#define __BUZM_STRUCT_I
+
+#include "rv/rv_general.h"
+#include "rvf/rvf_api.h"
+#include "ffs/ffs_api.h"
+
+#define	MELODY_CHUNK_SIZE	64	/* entries, not bytes */
+
+struct melody_entry {
+	UINT8	pwt_note;
+	UINT8	note_volume;
+	UINT16	duration;
+};
+
+struct buzm_env {
+	/* RiViera boilerplate */
+	T_RVF_ADDR_ID	addr_id;
+	T_RVF_MB_ID	prim_id;
+	/* global flag */
+	BOOL		melody_running;
+	/* all following vars are valid only during melody play */
+	T_FFS_FD	ffs_fd;
+	UINT8		play_volume;
+	BOOL		loop_mode;
+	struct melody_entry chunk_buf[MELODY_CHUNK_SIZE];
+	UINT8		chunk_play_ptr;
+	UINT8		chunk_end_ptr;
+	BOOL		melody_end_flag;
+};
+
+#endif	/* include guard */