Small speedup on the M:Robe LCD updates - use partial updates in landscape mode.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15680 a1c6a512-1295-4272-9138-f99709370657
diff --git a/firmware/target/arm/tms320dm320/mrobe-500/lcd-mr500.c b/firmware/target/arm/tms320dm320/mrobe-500/lcd-mr500.c
index 1cd5939..54417b0 100644
--- a/firmware/target/arm/tms320dm320/mrobe-500/lcd-mr500.c
+++ b/firmware/target/arm/tms320dm320/mrobe-500/lcd-mr500.c
@@ -81,7 +81,7 @@
/* Update a fraction of the display. */
void lcd_update_rect(int x, int y, int width, int height)
{
- fb_data *dst, *src;
+ register fb_data *dst, *src;
if (!lcd_on)
return;
@@ -116,12 +116,10 @@
lcd_copy_buffer_rect(dst, src, LCD_WIDTH*height, 1);
}
#else
-
-#if 0
src = &lcd_framebuffer[y][x];
register int xc, yc;
- register fb_data *start=(fb_data *)FRAME + (LCD_HEIGHT-x)*LCD_WIDTH + y;
+ register fb_data *start=FRAME + LCD_HEIGHT*(LCD_WIDTH-x-1) + y + 1;
for(yc=0;yc<height;yc++)
{
@@ -131,10 +129,8 @@
*dst=*src++;
dst-=LCD_HEIGHT;
}
+ src+=x;
}
-#else
- lcd_update();
-#endif
#endif
}
@@ -153,20 +149,7 @@
lcd_copy_buffer_rect((fb_data *)FRAME, &lcd_framebuffer[0][0],
LCD_WIDTH*LCD_HEIGHT, 1);
#else
- register fb_data *dst, *src=&lcd_framebuffer[0][0];
- register unsigned int x, y;
-
- register fb_data *start=FRAME + LCD_HEIGHT*(LCD_WIDTH-1)+1;
-
- for(y=0; y<LCD_HEIGHT;y++)
- {
- dst=start+y;
- for(x=0; x<LCD_WIDTH; x++)
- {
- *dst=*src++;
- dst-=LCD_HEIGHT;
- }
- }
+ lcd_update_rect(0, 0, LCD_WIDTH, LCD_HEIGHT);
#endif
}