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Patch: speed_fix.diff
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Index: bonus.c
===================================================================
--- bonus.c.orig 2006-05-30 12:52:54.000000000 +0200
+++ bonus.c 2006-05-30 12:53:10.000000000 +0200
@@ -311,7 +311,7 @@
XFlush(display);
SetBonusWait(BONUS_SCORE, frame + 5);
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
DEBUG("set bonus mode to BONUS_SCORE.")}
@@ -326,7 +326,7 @@
{ DEBUG("in function DoScore() in bonus.c")- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Nice message rewarding you for your efforts */
strcpy(string, "Congratulations on finishing this level.");
@@ -336,7 +336,7 @@
ypos += (35 + GAP);
SetBonusWait(BONUS_BONUS, frame + LINE_DELAY);
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
DEBUG("set bonus mode to BONUS_BONUS.")}
@@ -363,7 +363,7 @@
DrawShadowCentredText(display, window, textFont,
string, ypos, blue, TOTAL_WIDTH);
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Now skip to the next sequence */
SetBonusWait(BONUS_LEVEL, frame + LINE_DELAY);
@@ -387,7 +387,7 @@
DrawShadowCentredText(display, window, textFont,
string, ypos, blue, TOTAL_WIDTH);
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Now skip to the next sequence */
SetBonusWait(BONUS_LEVEL, frame + LINE_DELAY);
@@ -411,7 +411,7 @@
bonusScore += ComputeScore(SUPER_BONUS_SCORE);
DisplayScore(display, scoreWindow, bonusScore);
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Now skip to the next sequence */
SetBonusWait(BONUS_LEVEL, frame + LINE_DELAY);
@@ -454,7 +454,7 @@
ypos += (int) (textFont->ascent + GAP * 1.5);
firstTime = True;
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
}
}
@@ -468,7 +468,7 @@
{int secs, theLevel;
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Get the number of seconds left on the clock */
secs = GetLevelTimeBonus();
@@ -533,7 +533,7 @@
/* Play the sound for the super bonus */
if (noSound == False) playSoundFile("Doh3", 80);- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Get ready for the next sequence */
SetBonusWait(BONUS_TIME, frame + LINE_DELAY);
@@ -569,7 +569,7 @@
SetBonusWait(BONUS_TIME, frame + LINE_DELAY);
ypos += (textFont->ascent + GAP/2);
firstTime = True;
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
}
}
@@ -583,7 +583,7 @@
{int secs = 0;
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Get the number of seconds left on the clock */
secs = GetLevelTimeBonus();
@@ -627,7 +627,7 @@
int myrank = 0;
char str[5];
- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Obtain current ranking for this score */
myrank = GetHighScoreRanking(score);
@@ -680,7 +680,7 @@
{ DEBUG("DoEndText in bonus screen.")- SetGameSpeed(SLOW_SPEED);
+ SetGameSpeed(MEDIUM_SPEED);
/* Finishing sentence - so you know what level to do */
sprintf(string, "Prepare for level %ld", level+1);
Index: main.c
===================================================================
--- main.c.orig 2006-05-30 12:53:09.000000000 +0200
+++ main.c 2006-05-30 12:53:10.000000000 +0200
@@ -156,7 +156,7 @@
/* Set an entire game speedup or slowdown speed */
temp = (speed / (long) userDelay);
- userDelay = delay;
+ userDelay = delay/2 + 3;
speed = (long) (temp * userDelay);
speedLevel = 10 - delay;
}
Index: misc.c
===================================================================
--- misc.c.orig 2006-05-30 12:53:03.000000000 +0200
+++ misc.c 2006-05-30 12:53:10.000000000 +0200
@@ -89,8 +89,8 @@
#ifdef SYSV
#ifdef __clipper__
struct timeval tv;
- tv.tv_sec=((usec)/1000);
- tv.tv_usec=(((usec)%1000)*1000);
+ tv.tv_sec=((usec)/1000000);
+ tv.tv_usec=((usec)%1000000);
select(1,NULL,NULL,NULL,&tv);
#else
poll((struct poll *) 0, (size_t) 0, usec / 1000); /* ms resolution */
@@ -105,6 +105,68 @@
#endif
#if NeedFunctionPrototypes
+static int kudelay(unsigned long count)
+#else
+static int kudelay(count)
+unsigned long count;
+#endif
+{+ unsigned int bluff = 1;
+
+ while( count-- != 0 ) /* this can hardly be "optimised out" */
+ bluff = (bluff ^ ((bluff & 1) * 0x6110)) >> 1;
+
+ return( bluff );
+}
+
+#if NeedFunctionPrototypes
+static void kusleep(unsigned long usec)
+#else
+static void kusleep(usec)
+ unsigned long usec;
+#endif
+{+ static float kuliber_time = 0.0;
+ static float kuliber_count = 0.0;
+ static unsigned long kutimerswap = (1000000 / 15);
+ struct timeval st, et;
+ long gap;
+ unsigned long count;
+
+ if( kuliber_time == 0.0 )
+ {+ count = 0x1000; /* calibrate delay loop */
+ gettimeofday(&st, NULL);
+
+ while( True )
+ {+ kudelay( count );
+ count = (count << 1);
+ gettimeofday(&et, NULL);
+ gap = (((et.tv_sec - st.tv_sec) * 1000000) +
+ (et.tv_usec - st.tv_usec) );
+
+ if( gap > 400*1000 )
+ break;
+ }
+
+ kuliber_time = (float)(gap/4);
+ kuliber_count = (float)(((count-1)&~0xFFF)>>2);
+ }
+
+ if( usec > kutimerswap )
+ {+ kutimerswap = (1000000 / 30);
+ usleep( usec ); /* using usleep() for low resolution only */
+ }
+ else
+ {+ kutimerswap = (1000000 / 15);
+ kudelay( (unsigned long)(kuliber_count*((float)usec/kuliber_time)) );
+ }
+}
+
+#if NeedFunctionPrototypes
void sleepSync(Display *display, unsigned long ms)
#else
void sleepSync(display, ms)
@@ -112,31 +174,85 @@
unsigned long ms;
#endif
{- struct timeval st, et;
- long SyncTime;
- static unsigned long accu;
+ static long Expected_time = 0;
+ static long Ref_sec = 0;
+ static long Ref_usec = 0;
+ static long Sleeping_time = 0;
+ static int PLL_filter = 0;
+ struct timeval st;
+ long elapsed;
+ long dodelay;
+ float x;
-#ifdef __alpha__
- ms *= 1000; /* convert from milliseconds to microseconds for usleep */
-#endif
-
- gettimeofday(&st, NULL);
XSync(display, False);
- gettimeofday(&et, NULL);
- SyncTime = (((et.tv_sec - st.tv_sec) * 1000) +
- ((et.tv_usec - st.tv_usec) / 1000) );
+ gettimeofday(&st, NULL);
+
+ if( Ref_sec == 0 )
+ {+ Ref_sec = st.tv_sec; /* take the initial reference point */
+ Ref_usec = st.tv_usec;
+ Sleeping_time = ms * 1000;
+ }
+
+ elapsed = (st.tv_sec - Ref_sec) * 1000000 + (st.tv_usec - Ref_usec);
+ dodelay = Sleeping_time;
+
+ if( PLL_filter > 0 && elapsed != 0 ) /* Phase lock loop */
+ {+ dodelay = Expected_time + Sleeping_time - elapsed;
+
+ if( dodelay < 0 )
+ {+ dodelay = 0; PLL_filter--;
+ }
+ else
+ if( dodelay > 2*Sleeping_time )
+ {+ dodelay = 2*Sleeping_time; PLL_filter--;
+ }
+ else
+ PLL_filter = 3;
+
+ if( elapsed > 40*Sleeping_time && Expected_time > 40*Sleeping_time )
+ {+ elapsed -= 20*Sleeping_time; /* Ref. point shouldn't be far away*/
+ Expected_time -= 20*Sleeping_time;
+ Ref_usec += 20*Sleeping_time;
+ Ref_sec += Ref_usec/1000000; Ref_usec %= 1000000;
+ }
+ }
-/* if ((ms) > ((1000 / 60) + SyncTime))
- usleep(ms - SyncTime);
-*/
- if ((ms + accu) > ((1000 / 30) + SyncTime))
+ if( PLL_filter <= 0 && elapsed > 40000 ) /* Frequency lock loop */
{- usleep(ms +accu - SyncTime);
- accu = 0;
+ /* feedback filter */
+ x = 0.5 + 0.5 * (float)Expected_time / (float)elapsed;
+
+ if( x < 0.966 ) /* Acceleration must be strongly limited */
+ x = 0.966;
+
+ if( x > 2.0 )
+ x = 2.0;
+
+ Sleeping_time = (long)((float)Sleeping_time * x);
+
+ if( Sleeping_time < 500 )
+ Sleeping_time = 500;
+
+ if( x > 0.99 && x < 1.01 && Sleeping_time > ms*500 )
+ PLL_filter = -1 - 4*PLL_filter; /* locked - it's time to try PLL */
+ else
+ PLL_filter = 0;
+
+ Ref_sec = st.tv_sec;
+ Ref_usec = st.tv_usec;
+ Expected_time = 0;
+ dodelay = Sleeping_time;
}
- else if (ms > SyncTime)
- accu += (ms - SyncTime);
+
+ kusleep( dodelay );
+
+ Expected_time += ms * 1000;
}
#if NeedFunctionPrototypes
Index: presents.c
===================================================================
--- presents.c.orig 2006-05-30 12:52:54.000000000 +0200
+++ presents.c 2006-05-30 12:53:10.000000000 +0200
@@ -287,7 +287,7 @@
}
#endif
- SetPresentWait(PRESENT_TEXT1, frame + 800);
+ SetPresentWait(PRESENT_TEXT1, frame + 200);
}
#if NeedFunctionPrototypes
@@ -309,7 +309,7 @@
RenderShape(display, window, justin, justinM,
x, y, 285, 44, True);
- SetPresentWait(PRESENT_TEXT2, frame + 300);
+ SetPresentWait(PRESENT_TEXT2, frame + 100);
}
#if NeedFunctionPrototypes
@@ -331,7 +331,7 @@
RenderShape(display, window, kibell, kibellM,
x, y, 260, 40, True);
- SetPresentWait(PRESENT_TEXT3, frame + 500);
+ SetPresentWait(PRESENT_TEXT3, frame + 200);
}
#if NeedFunctionPrototypes
@@ -355,7 +355,7 @@
RenderShape(display, window, presents, presentsM,
x, y, 410, 44, True);
- SetPresentWait(PRESENT_TEXT_CLEAR, frame + 750);
+ SetPresentWait(PRESENT_TEXT_CLEAR, frame + 250);
}
#if NeedFunctionPrototypes
@@ -375,7 +375,7 @@
FadeAwayArea(display, window, x, y, 410, 44);
- SetPresentWait(PRESENT_LETTERS, frame + 10);
+ SetPresentWait(PRESENT_LETTERS, frame + 5);
}
/* The distances for the gap inbetwen blocks */
@@ -404,7 +404,7 @@
DrawLetter(display, window, i, x, y);
x += 10 + dists[i];
- SetPresentWait(PRESENT_LETTERS, frame + 300);
+ SetPresentWait(PRESENT_LETTERS, frame + 100);
}
else
{@@ -416,7 +416,7 @@
x += dists[3];
DrawLetter(display, window, 3, x, y);
- SetPresentWait(PRESENT_SHINE, frame + 200);
+ SetPresentWait(PRESENT_SHINE, frame + 100);
}
i++;
@@ -463,7 +463,7 @@
if (in == 11)
{XCopyArea(display, store, window, gc, 0, 0, 20, 20, x, y);
- SetPresentWait(PRESENT_SPECIAL_TEXT1, frame + 500);
+ SetPresentWait(PRESENT_SPECIAL_TEXT1, frame + 100);
}
}
}
@@ -499,7 +499,7 @@
len = strlen(wisdom);
x = ((PLAY_WIDTH + MAIN_WIDTH) / 2) -
(XTextWidth(dataFont, wisdom, len) / 2);
- nextFrame = frame + 10;
+ nextFrame = frame + 5;
first = False;
}
@@ -508,11 +508,11 @@
if (noSound == False) playSoundFile("key", 60);DrawText(display, window, x, y, dataFont, red, wisdom, i);
- nextFrame = frame + 30;
+ nextFrame = frame + 15;
i++;
if (i > len)
- SetPresentWait(PRESENT_SPECIAL_TEXT2, frame + 700);
+ SetPresentWait(PRESENT_SPECIAL_TEXT2, frame + 150);
}
}
@@ -542,7 +542,7 @@
len = strlen(wisdom2);
x = ((PLAY_WIDTH + MAIN_WIDTH) / 2) -
(XTextWidth(dataFont, wisdom2, len) / 2);
- nextFrame = frame + 10;
+ nextFrame = frame + 5;
first = False;
}
@@ -551,11 +551,11 @@
if (noSound == False) playSoundFile("key", 60);DrawText(display, window, x, y, dataFont, red, wisdom2, i);
- nextFrame = frame + 30;
+ nextFrame = frame + 15;
i++;
if (i > len)
- SetPresentWait(PRESENT_SPECIAL_TEXT3, frame + 700);
+ SetPresentWait(PRESENT_SPECIAL_TEXT3, frame + 150);
}
}
@@ -584,7 +584,7 @@
len = strlen(wisdom3);
x = ((PLAY_WIDTH + MAIN_WIDTH) / 2) -
(XTextWidth(dataFont, wisdom3, len) / 2);
- nextFrame = frame + 10;
+ nextFrame = frame + 5;
first = False;
}
@@ -593,11 +593,11 @@
if (noSound == False) playSoundFile("key", 60);DrawText(display, window, x, y, dataFont, red, wisdom3, i);
- nextFrame = frame + 30;
+ nextFrame = frame + 15;
i++;
if (i > len)
- SetPresentWait(PRESENT_CLEAR, frame + 800);
+ SetPresentWait(PRESENT_CLEAR, frame + 200);
}
}
@@ -642,7 +642,7 @@
yb -= 10;
if (yt > ((PLAY_HEIGHT + MAIN_HEIGHT) / 2))
- SetPresentWait(PRESENT_FINISH, frame + 20);
+ SetPresentWait(PRESENT_FINISH, frame + 10);
nextFrame = frame + 20;
}