From 1161e5cb9df9ae166b939b98a280435639e52336 Mon Sep 17 00:00:00 2001
From: "JASON-6700K\\jandersen" <JGAndersen@gmail.com>
Date: Wed, 22 Jul 2020 11:04:27 -0400
Subject: [PATCH] GSLA Player - updates for looping, and animation play
 stopping, and frame syncing

---
 asm/play.s  | 26 +++++++++--------
 asm/shell.s | 83 +++++++++++++++++++++++++++++++++++++++++++++++++----
 2 files changed, 91 insertions(+), 18 deletions(-)

diff --git a/asm/play.s b/asm/play.s
index f03b1f4..d38166b 100644
--- a/asm/play.s
+++ b/asm/play.s
@@ -41,9 +41,10 @@
 *---  DP may be anywhere in bank 0, but make sure it's PAGE aligned
 *---- for performance reasons
 
-;        rel
         dsk play.l
 
+        ext EndOfAnimFrame
+
 ;
 ; Defines, for the list of allocated memory banks
 ;
@@ -74,18 +75,19 @@ extended_command
         lsr
         bcs :end_of_file
 
-*        ; end of frame
+        ; end of frame
+        ; check elapsed ticks (need at least 1)
+        ; For now just inline vsync (preferable to check the number of
+        ; if jiffy that have elapsed, because if the animation uses more than
+        ; roughly 10% of the screen we don't want to sync here
+        phx
+
+        jsl EndOfAnimFrame
+
+        plx
+        bcs :end_of_file
+
         ldy #$2000
-*        ; check elapsed ticks (need at least 1)
-*        ; For now just inline vsync (preferable to check the number of
-*        ; if jiffy that have elapsed, because if the animation uses more than
-*        ; roughly 10% of the screen we don't want to sync here
-*        lda <frames
-*        inc
-*        sta <frames
-*        cmp #2
-*        bge :end_of_file
-*
         bra read_opcode
 
 :end_of_file
diff --git a/asm/shell.s b/asm/shell.s
index 5194803..b8fafbd 100644
--- a/asm/shell.s
+++ b/asm/shell.s
@@ -37,6 +37,13 @@ iobuff   equ   $80
 textlength equ 38         ;max length of text
 
 startup  ent
+         mx %00
+
+         ; in theory here, our ProgID is already in A
+         ; and our DP is already in D
+         ;pha
+         ;phd
+
          phk
          plb              ;make the program bank = data bank
 
@@ -199,7 +206,7 @@ DoMenu
 
 GetEvent
          pha
-         PushWord #$FFFF
+         PushWord #$FFFF   ; all the things
          PushPtr TaskRecord
          _TaskMaster
          pla
@@ -664,6 +671,9 @@ p:eof     adrl 0   ; end of file
 scbs_and_palette
         ds 768
 
+LoopAnimationFlag dw 0 ; Set to 1 while animation is looping
+LastTickCount adrl 0
+
 pData = $FC
 
 PlayAnimation mx %00
@@ -753,17 +763,35 @@ PlayAnimation mx %00
 		
 :init	jsl $000000 ; for the first frame
 
-		; load up a pointer to data
+
+
+        ; Tell make sure looping is enabled
+
+        lda #1
+        sta LoopAnimationFlag
+
+        ; Initialize Tick
+
+        pha
+        pha
+        Tool $1006  ; TickCount
+        pla     
+        plx
+
+        sta LastTickCount
+        stx LastTickCount+2
+
+        ; load up a pointer to data
 :loop
-	stz  $FC
+	stz  <pData
 		
 	ldy  #24
-	lda [$FC],y
+	lda [pData],y
 	clc
 	adc #28  ; 20 byte header + 8 bytes skip into the ANIM Block
         tax
 		 
-        lda $FE
+        lda pData+2
 
 	; play the animation
         ; X = Low
@@ -771,6 +799,9 @@ PlayAnimation mx %00
 			
 :play   jsl $000000
 
+        lda LoopAnimationFlag
+        bne :loop
+
         ;
         ; Let the Memory go
         ;
@@ -796,9 +827,49 @@ PlayAnimation mx %00
         ;
         _ShowCursor
 
-
         rts
 
+EndOfAnimFrame ent
+        phk
+        plb
+:check_key
+        pha
+        PushWord #$000A  ; only mousedown, or keydown
+        PushPtr TaskRecord
+        _TaskMaster
+        pla
+        beq :no_action
+
+        lda tType
+        cmp #1
+        beq :mousedown
+        cmp #3
+        beq :keydown
+
+:no_action
+        ; We still need to make sure 1 tick has elapsed
+        pha
+        pha
+        Tool $1006  ; TickCount
+        pla     
+        plx
+
+        cmp LastTickCount
+        beq :check_key
+        
+        sta LastTickCount 
+
+        clc  ; keep playing the animation
+        rtl
+:mousedown
+:keydown
+:stop
+        ; Tell the Animation Play to not loop
+        stz LoopAnimationFlag
+        ; Signal to the Anim Player, that we're done playing
+        ; Animation has been interrupted
+        sec
+        rtl
 
 DoUndo
 DoCut