From 6323d98d4f3a50b757548a3fe179441a47a42344 Mon Sep 17 00:00:00 2001
From: cuz <cuz@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Sun, 29 Dec 2002 20:57:57 +0000
Subject: [PATCH] tgi_mode -> tgi_gmode, removed param from tgi_init()

git-svn-id: svn://svn.cc65.org/cc65/trunk@1859 b7a2c559-68d2-44c3-8de9-860c34a00d81
---
 libsrc/tgi/tgi-kernel.s |  2 +-
 libsrc/tgi/tgi_done.s   |  4 ++--
 libsrc/tgi/tgi_init.s   | 13 +++++--------
 3 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/libsrc/tgi/tgi-kernel.s b/libsrc/tgi/tgi-kernel.s
index efef42095..dbb5a5c0e 100644
--- a/libsrc/tgi/tgi-kernel.s
+++ b/libsrc/tgi/tgi-kernel.s
@@ -18,7 +18,7 @@
 
 _tgi_drv:      	    .res    2		; Pointer to driver
 _tgi_error:    	    .res    1		; Last error code
-_tgi_mode:          .res    1           ; Graphics mode or zero
+_tgi_gmode:         .res    1           ; Flag: Graphics mode active
 _tgi_curx:          .res    2           ; Current drawing cursor X
 _tgi_cury:          .res    2           ; Current drawing cursor Y
 _tgi_color:         .res    1           ; Current drawing color
diff --git a/libsrc/tgi/tgi_done.s b/libsrc/tgi/tgi_done.s
index e3abf53fd..816567341 100644
--- a/libsrc/tgi/tgi_done.s
+++ b/libsrc/tgi/tgi_done.s
@@ -10,14 +10,14 @@
         .export         _tgi_done
 
 _tgi_done:
-        lda     _tgi_mode               ; Is a graphics mode active?
+        lda     _tgi_gmode              ; Is a graphics mode active?
         beq     @L1                     ; Jump if not
         jsr     tgi_done                ; Call the driver routine
         jsr     tgi_geterror            ; Get the error code
         sta     _tgi_error              ; Save it for reference
         cmp     #TGI_ERR_OK
         bne     @L1                     ; Jump if we had an error
-        sta     _tgi_mode               ; Reset the current mode (A = 0)
+        sta     _tgi_gmode              ; Reset the graph mode flag (A = 0)
 @L1:    rts
 
 
diff --git a/libsrc/tgi/tgi_init.s b/libsrc/tgi/tgi_init.s
index c21b669da..81f784bce 100644
--- a/libsrc/tgi/tgi_init.s
+++ b/libsrc/tgi/tgi_init.s
@@ -1,8 +1,8 @@
 ;
 ; Ullrich von Bassewitz, 21.06.2002
 ;
-; void __fastcall__ tgi_init (unsigned char mode);
-; /* Initialize the given graphics mode. */
+; void __fastcall__ tgi_init (void);
+; /* Initialize the already loaded graphics driver */
 
 
         .include        "tgi-kernel.inc"
@@ -14,16 +14,15 @@
         .export         _tgi_init
 
 _tgi_init:
-        pha                             ; Save mode
         jsr     _tgi_done               ; Switch off graphics if needed
-        pla
-        sta     _tgi_mode               ; Remember the mode
         jsr     tgi_init                ; Go into graphics mode
         jsr     tgi_geterror            ; Get the error code
         sta     _tgi_error              ; Save for later reference
         cmp     #TGI_ERR_OK
         bne     @L9                     ; Jump on error
 
+        inc     _tgi_gmode              ; Remember that graph mode is active
+
 ; Do driver initialization. First set the default palette.
 
         jsr     tgi_getdefpalette       ; Get the default palette into A/X
@@ -56,7 +55,5 @@ _tgi_init:
 
 ; Error exit
 
-@L9:    lda     #$00
-        sta     _tgi_mode               ; Clear the mode if init was not successful
-        rts
+@L9:    rts
 
-- 
2.39.2