WebSVN – Kolibri OS – Diff – /kernel/trunk/kernel.asm

 ;;
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 include 'macros.inc'
-$Revision: 856 $
+$Revision: 875 $
 	mov	[bgrlock], 0
   sbgrr:
     ret
-  nosb1:
+nosb1:
+    cmp   ebx,2 			   ; SET PIXEL
+    jnz   nosb2
+    mov ebx, [mem_BACKGROUND]
+    add ebx, 4095
-    cmp   ebx,2 			   ; SET PIXEL
+    and ebx, -4096
+    sub ebx, 4
-    jnz   nosb2
+    cmp   ecx, ebx
-    cmp   ecx,[mem_BACKGROUND]
+    ja   @F
     jae   nosb2
     mov   eax,[img_background]
     mov   ebx,[eax+ecx]
     and   ebx,0xFF000000 ;255*256*256*256
     and   edx,0x00FFFFFF ;255*256*256+255*256+255
     add   edx,ebx
     mov   [eax+ecx],edx
-;    mov   [bgrchanged],1
+@@:
     ret
-  nosb2:
+nosb2:
     mov   eax,[BgrDataWidth]
     shl   eax,16
     mov   ax,[BgrDataHeight]
     mov   [esp+36],eax
     ret
-  nogb1:
+nogb1:
     cmp   eax,2 				 ; PIXEL
+    jnz   nogb2
-    jnz   nogb2
-;    mov   edx,0x160000-16
+    mov ecx, [mem_BACKGROUND]
+    add ecx, 4095
-;    cmp   edx,ebx
+    and ecx, -4096
-;    jbe   nogb2
+    sub ecx, 4
+    cmp ebx, ecx
+    ja  @F
 ;    mov   eax, [ebx+IMG_BACKGROUND]
     mov   eax,[img_background]
     mov   eax,[ebx+eax]
+    and   eax, 0xFFFFFF
-    and   eax, 0xFFFFFF
+    mov   [esp+36],eax
-    mov   [esp+36],eax
+@@:
     ret
   nogb2:

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