scroll size improvement

[picodrive.git] / pico / draw_arm.S

diff --git a/pico/draw_arm.S b/pico/draw_arm.S
index 71db183..e19abd8 100644 (file)
--- a/pico/draw_arm.S
+++ b/pico/draw_arm.S
@@ -303,7 +303,9 @@ DrawLayer:
     cmp     r10, #1\r
     biclt   r1,  r1, #0xfc00\r
     biceq   r1,  r1, #0xfe00\r
-    bicgt   r1,  r1, #0xff00      @ r1=ymask=(height<<8)|0xff; ...; // Y Mask in pixels\r
+    cmp     r10, #2\r
+    moveq   r1,      #0x0007\r
+    movgt   r1,      #0x00ff      @ r1=ymask=(height<<8)|0xff; ...; // Y Mask in pixels\r
 \r
     add     r10, r10, #5\r
     cmp     r10, #7\r
@@ -1101,17 +1103,6 @@ DrawSpriteSHi:
 \r
 DrawAllSprites:\r
     orr     r1, r2, r1, lsl #1\r
-    ldr     r12,[r3, #OFS_rendstatus]\r
-    tst     r12,#(PDRAW_DIRTY_SPRITES|PDRAW_SPRITES_MOVED)\r
-    beq     das_no_prep\r
-    stmfd   sp!, {r0,r1,r3,lr}\r
-    and     r0, r12,#PDRAW_DIRTY_SPRITES\r
-    bic     r12,r12,#(PDRAW_DIRTY_SPRITES|PDRAW_SPRITES_MOVED)\r
-    str     r12,[r3, #OFS_rendstatus]\r
-    bl      PrepareSprites\r
-    ldmfd   sp!, {r0,r1,r3,lr}\r
-\r
-das_no_prep:\r
     ldr     r2, [r0]\r
     ands    r2, r2, #0x7f\r
     bxeq    lr\r