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Optimize chopper a bit by making a often used macro an inline function(which means its parameter expressions are evaluated before expanding) and removing a unecessary display clear.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21802 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2009-07-12 11:56:38 +00:00
parent 61394b725b
commit e12c1c0a62
1 changed files with 5 additions and 3 deletions
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8
apps/plugins/chopper.c
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@ -165,7 +165,10 @@ Still To do:
#if LCD_HEIGHT <= 64
#define CYCLETIME 100
#define SCALE(x) ((x)==1 ? (x) : ((x) >> 1))
static inline int SCALE(int x)
{
return x == 1 ? x : x >> 1;
}
#define SIZE 2
#else
#define CYCLETIME 60
@ -657,8 +660,6 @@ static void chopDrawScene(void)
#elif LCD_DEPTH == 2
rb->lcd_set_background(LCD_WHITE);
#endif
rb->lcd_clear_display();
chopDrawTheWorld();
chopDrawPlayer(iPlayerPosX - iCameraPosX, iPlayerPosY);
@ -801,6 +802,7 @@ static int chopGameLoop(void)
mParticles[i].iWorldY += mParticles[i].iSpeedY;
}
rb->lcd_clear_display();
/* Redraw the main window: */
chopDrawScene();