# HG changeset patch
# User David Boddie <david@boddie.org.uk>
# Date 1318889044 -7200
# Node ID 02610f059ac0c03b615357d0670b64035285bc77
# Parent  958f6c30e575998c3b05e49ac97658a88d22fcdd
Ensured that writable sound data is stored in RAM.

diff -r 958f6c30e575 -r 02610f059ac0 build.py
--- a/build.py	Mon Oct 17 23:05:31 2011 +0200
+++ b/build.py	Tue Oct 18 00:04:04 2011 +0200
@@ -179,7 +179,7 @@
     #        1 * 0x60 (tree)
     #        1 * 0x60 (tree))
     #
-    # 5760 space
+    # 5760 note data (8 bytes)
     #
     # 577E joystick support (0=off; 1=on)
     # 577F weapon counter (0=fire one subtile below; 1=fire two subtiles below)
diff -r 958f6c30e575 -r 02610f059ac0 loader.oph
--- a/loader.oph	Mon Oct 17 23:05:31 2011 +0200
+++ b/loader.oph	Tue Oct 18 00:04:04 2011 +0200
@@ -117,8 +117,8 @@
 code_block: .byte <code_file_name, >code_file_name
                .byte $00, $1e, 0, 0
                .byte $00, $1e, 0, 0
-               .byte $35, $20, 0, 0
-               .byte $35, $3e, 0, 0
+               .byte $40, $20, 0, 0
+               .byte $40, $3e, 0, 0
 
 init_load_window_vdu_bytes: .byte 28,0,30,19,27
 
diff -r 958f6c30e575 -r 02610f059ac0 mapcode.oph
--- a/mapcode.oph	Mon Oct 17 23:05:31 2011 +0200
+++ b/mapcode.oph	Tue Oct 18 00:04:04 2011 +0200
@@ -4254,11 +4254,12 @@
 damage_sound:    .byte 1,0, 2,0, 40,0, 4,0
 item_sound:      .byte $13,0, 3,0, 32,0, 3,0
 key_sound:       .byte $13,0, 4,0, 50,0, 5,0
-note_sound:      .byte $13,0, 241,255
-note_pitch:      .byte 0,0
-note_duration:   .byte 4,0
 emerge_sound:    .byte 2,0, 3,0, 0,0, 2,0
 
+.alias note_sound $5760
+.alias note_pitch $5764
+.alias note_duration $5766
+
 play_note:      ; A=pitch, Y=duration
 
     sta note_pitch
@@ -4340,6 +4341,14 @@
     jmp copy_title  ; optimise away the rts
 
 init:
+    ; Set up note data.
+    ldx #7
+    set_up_note_loop:
+        lda note_data,x
+        sta $5760,x
+        dex
+        bpl set_up_note_loop
+
     jsr cls     ; clear the text window
 
     lda #26     ; unset the text window
@@ -4398,6 +4407,8 @@
 
     rts
 
+note_data: .byte $13,0, 241,255, 0,0, 4,0
+
 high_score_default_name1: .byte "RETRO    "
 high_score_default_name2: .byte " SOFTWARE"