working on player AI

2003-04-07 22:07:44 +00:00
parent 02d72dea3d
commit 14cbdd2ce7
9 changed files with 171 additions and 77 deletions
@@ -0,0 +1,92 @@
+#include "global.h"
+/*
+-----------------------------------------------------------------------------
+ Class: PlayerAI
+
+ Desc: See header.
+
+ Copyright (c) 2001-2002 by the person(s) listed below.  All rights reserved.
+	Chris Danford
+-----------------------------------------------------------------------------
+*/
+
+#include "PlayerAI.h"
+#include "RageUtil.h"
+#include <math.h>
+
+
+struct TapScoreDistribution
+{
+	float fCumulativeProbability[NUM_TAP_NOTE_SCORES];
+	TapNoteScore GetTapNoteScore( int iDifficultyExponent )
+	{
+		float fRand = randomf(0,1);
+		ASSERT( iDifficultyExponent >= 1 );
+		fRand = powf(fRand, iDifficultyExponent);
+		for( int i=0; i<NUM_TAP_NOTE_SCORES; i++ )
+			if( fRand <= fCumulativeProbability[i] )
+				return (TapNoteScore)i;
+		ASSERT(0);	// the last probability must be 1.0, so we should never get here!
+		return TNS_MARVELOUS;
+	}
+};
+
+TapScoreDistribution TAP_SCORE_DISTRIBUTIONS[NUM_PLAYER_CONTROLLERS] = 
+{
+	// HUMAN
+	{
+		0.00f,	// TNS_NONE 
+		1.00f,	// TNS_MISS	// don't ever hit automatically when human
+		0.00f,	// TNS_BOO 
+		0.00f,	// TNS_GOOD 
+		0.00f,	// TNS_GREAT 
+		0.00f,	// TNS_PERFECT 
+		0.00f,	// TNS_MARVELOUS 
+	},
+	// CPU_EASY
+	{
+		0.00f,	// TNS_NONE 
+		0.02f,	// TNS_MISS
+		0.06f,	// TNS_BOO 
+		0.10f,	// TNS_GOOD 
+		0.55f,	// TNS_GREAT 
+		0.80f,	// TNS_PERFECT 
+		1.00f,	// TNS_MARVELOUS 
+	},
+	// CPU_MEDIUM
+	{
+		0.00f,	// TNS_NONE 
+		0.01f,	// TNS_MISS
+		0.02f,	// TNS_BOO 
+		0.05f,	// TNS_GOOD 
+		0.45f,	// TNS_GREAT 
+		0.70f,	// TNS_PERFECT 
+		1.00f,	// TNS_MARVELOUS 
+	},
+	// CPU_HARD
+	{
+		0.00f,	// TNS_NONE 
+		0.005f,	// TNS_MISS
+		0.010f,	// TNS_BOO 
+		0.03f,	// TNS_GOOD 
+		0.10f,	// TNS_GREAT 
+		0.50f,	// TNS_PERFECT 
+		1.00f,	// TNS_MARVELOUS 
+	},
+	// CPU_AUTOPLAY
+	{
+		0.00f,	// TNS_NONE 
+		0.00f,	// TNS_MISS
+		0.00f,	// TNS_BOO 
+		0.00f,	// TNS_GOOD 
+		0.00f,	// TNS_GREAT 
+		0.00f,	// TNS_PERFECT 
+		1.00f,	// TNS_MARVELOUS 
+	},
+};
+
+
+TapNoteScore PlayerAI::GetTapNoteScore( PlayerController pc, int iSumOfAttackLevels )
+{
+	return TAP_SCORE_DISTRIBUTIONS[pc].GetTapNoteScore( iSumOfAttackLevels+1 );
+}