/*
Copyright (C) 1997-2007 ZSNES Team ( zsKnight, _Demo_, pagefault, Nach )

http://www.zsnes.com
http://sourceforge.net/projects/zsnes
https://zsnes.bountysource.com

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
version 2 as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#define __ZSNES__

#if (defined __ZSNES__ && __UNIXSDL__)
#include "../gblhdr.h"
#else

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#endif
//#define DebugDSP1

#ifdef DebugDSP1

FILE * LogFile = NULL;

void Log_Message (char *Message, ...)
{
	char Msg[400];
	va_list ap;

   va_start(ap,Message);
   vsprintf(Msg,Message,ap );
   va_end(ap);

   strcat(Msg,"\r\n\0");
   fwrite(Msg,strlen(Msg),1,LogFile);
   fflush (LogFile);
}

void Start_Log (void)
{
	char LogFileName[255];
//  [4/15/2001]	char *p;

   strcpy(LogFileName,"dsp1emu.log\0");

   LogFile = fopen(LogFileName,"wb");
}

void Stop_Log (void)
{
   if (LogFile)
   {
      fclose(LogFile);
      LogFile = NULL;
   }
}

#endif

const unsigned short DSP1ROM[1024] = {
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0001,	0x0002,	0x0004,	0x0008,	0x0010,	0x0020,
	0x0040,	0x0080,	0x0100,	0x0200,	0x0400,	0x0800,	0x1000,	0x2000,
	0x4000,	0x7fff,	0x4000,	0x2000,	0x1000,	0x0800,	0x0400,	0x0200,
	0x0100,	0x0080,	0x0040,	0x0020,	0x0001,	0x0008,	0x0004,	0x0002,
	0x0001,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,	0x0000,
	0x0000,	0x0000,	0x8000,	0xffe5,	0x0100,	0x7fff,	0x7f02,	0x7e08,
	0x7d12,	0x7c1f,	0x7b30,	0x7a45,	0x795d,	0x7878,	0x7797,	0x76ba,
	0x75df,	0x7507,	0x7433,	0x7361,	0x7293,	0x71c7,	0x70fe,	0x7038,
	0x6f75,	0x6eb4,	0x6df6,	0x6d3a,	0x6c81,	0x6bca,	0x6b16,	0x6a64,
	0x69b4,	0x6907,	0x685b,	0x67b2,	0x670b,	0x6666,	0x65c4,	0x6523,
	0x6484,	0x63e7,	0x634c,	0x62b3,	0x621c,	0x6186,	0x60f2,	0x6060,
	0x5fd0,	0x5f41,	0x5eb5,	0x5e29,	0x5d9f,	0x5d17,	0x5c91,	0x5c0c,
	0x5b88,	0x5b06,	0x5a85,	0x5a06,	0x5988,	0x590b,	0x5890,	0x5816,
	0x579d,	0x5726,	0x56b0,	0x563b,	0x55c8,	0x5555,	0x54e4,	0x5474,
	0x5405,	0x5398,	0x532b,	0x52bf,	0x5255,	0x51ec,	0x5183,	0x511c,
	0x50b6,	0x5050,	0x4fec,	0x4f89,	0x4f26,	0x4ec5,	0x4e64,	0x4e05,
	0x4da6,	0x4d48,	0x4cec,	0x4c90,	0x4c34,	0x4bda,	0x4b81,	0x4b28,
	0x4ad0,	0x4a79,	0x4a23,	0x49cd,	0x4979,	0x4925,	0x48d1,	0x487f,
	0x482d,	0x47dc,	0x478c,	0x473c,	0x46ed,	0x469f,	0x4651,	0x4604,
	0x45b8,	0x456c,	0x4521,	0x44d7,	0x448d,	0x4444,	0x43fc,	0x43b4,
	0x436d,	0x4326,	0x42e0,	0x429a,	0x4255,	0x4211,	0x41cd,	0x4189,
	0x4146,	0x4104,	0x40c2,	0x4081,	0x4040,	0x3fff,	0x41f7,	0x43e1,
	0x45bd,	0x478d,	0x4951,	0x4b0b,	0x4cbb,	0x4e61,	0x4fff,	0x5194,
	0x5322,	0x54a9,	0x5628,	0x57a2,	0x5914,	0x5a81,	0x5be9,	0x5d4a,
	0x5ea7,	0x5fff,	0x6152,	0x62a0,	0x63ea,	0x6530,	0x6672,	0x67b0,
	0x68ea,	0x6a20,	0x6b53,	0x6c83,	0x6daf,	0x6ed9,	0x6fff,	0x7122,
	0x7242,	0x735f,	0x747a,	0x7592,	0x76a7,	0x77ba,	0x78cb,	0x79d9,
	0x7ae5,	0x7bee,	0x7cf5,	0x7dfa,	0x7efe,	0x7fff,	0x0000,	0x0324,
	0x0647,	0x096a,	0x0c8b,	0x0fab,	0x12c8,	0x15e2,	0x18f8,	0x1c0b,
	0x1f19,	0x2223,	0x2528,	0x2826,	0x2b1f,	0x2e11,	0x30fb,	0x33de,
	0x36ba,	0x398c,	0x3c56,	0x3f17,	0x41ce,	0x447a,	0x471c,	0x49b4,
	0x4c3f,	0x4ebf,	0x5133,	0x539b,	0x55f5,	0x5842,	0x5a82,	0x5cb4,
	0x5ed7,	0x60ec,	0x62f2,	0x64e8,	0x66cf,	0x68a6,	0x6a6d,	0x6c24,
	0x6dca,	0x6f5f,	0x70e2,	0x7255,	0x73b5,	0x7504,	0x7641,	0x776c,
	0x7884,	0x798a,	0x7a7d,	0x7b5d,	0x7c29,	0x7ce3,	0x7d8a,	0x7e1d,
	0x7e9d,	0x7f09,	0x7f62,	0x7fa7,	0x7fd8,	0x7ff6,	0x7fff,	0x7ff6,
	0x7fd8,	0x7fa7,	0x7f62,	0x7f09,	0x7e9d,	0x7e1d,	0x7d8a,	0x7ce3,
	0x7c29,	0x7b5d,	0x7a7d,	0x798a,	0x7884,	0x776c,	0x7641,	0x7504,
	0x73b5,	0x7255,	0x70e2,	0x6f5f,	0x6dca,	0x6c24,	0x6a6d,	0x68a6,
	0x66cf,	0x64e8,	0x62f2,	0x60ec,	0x5ed7,	0x5cb4,	0x5a82,	0x5842,
	0x55f5,	0x539b,	0x5133,	0x4ebf,	0x4c3f,	0x49b4,	0x471c,	0x447a,
	0x41ce,	0x3f17,	0x3c56,	0x398c,	0x36ba,	0x33de,	0x30fb,	0x2e11,
	0x2b1f,	0x2826,	0x2528,	0x2223,	0x1f19,	0x1c0b,	0x18f8,	0x15e2,
	0x12c8,	0x0fab,	0x0c8b,	0x096a,	0x0647,	0x0324,	0x7fff,	0x7ff6,
	0x7fd8,	0x7fa7,	0x7f62,	0x7f09,	0x7e9d,	0x7e1d,	0x7d8a,	0x7ce3,
	0x7c29,	0x7b5d,	0x7a7d,	0x798a,	0x7884,	0x776c,	0x7641,	0x7504,
	0x73b5,	0x7255,	0x70e2,	0x6f5f,	0x6dca,	0x6c24,	0x6a6d,	0x68a6,
	0x66cf,	0x64e8,	0x62f2,	0x60ec,	0x5ed7,	0x5cb4,	0x5a82,	0x5842,
	0x55f5,	0x539b,	0x5133,	0x4ebf,	0x4c3f,	0x49b4,	0x471c,	0x447a,
	0x41ce,	0x3f17,	0x3c56,	0x398c,	0x36ba,	0x33de,	0x30fb,	0x2e11,
	0x2b1f,	0x2826,	0x2528,	0x2223,	0x1f19,	0x1c0b,	0x18f8,	0x15e2,
	0x12c8,	0x0fab,	0x0c8b,	0x096a,	0x0647,	0x0324,	0x0000,	0xfcdc,
	0xf9b9,	0xf696,	0xf375,	0xf055,	0xed38,	0xea1e,	0xe708,	0xe3f5,
	0xe0e7,	0xdddd,	0xdad8,	0xd7da,	0xd4e1,	0xd1ef,	0xcf05,	0xcc22,
	0xc946,	0xc674,	0xc3aa,	0xc0e9,	0xbe32,	0xbb86,	0xb8e4,	0xb64c,
	0xb3c1,	0xb141,	0xaecd,	0xac65,	0xaa0b,	0xa7be,	0xa57e,	0xa34c,
	0xa129,	0x9f14,	0x9d0e,	0x9b18,	0x9931,	0x975a,	0x9593,	0x93dc,
	0x9236,	0x90a1,	0x8f1e,	0x8dab,	0x8c4b,	0x8afc,	0x89bf,	0x8894,
	0x877c,	0x8676,	0x8583,	0x84a3,	0x83d7,	0x831d,	0x8276,	0x81e3,
	0x8163,	0x80f7,	0x809e,	0x8059,	0x8028,	0x800a,	0x6488,	0x0080,
	0x03ff,	0x0116,	0x0002,	0x0080,	0x4000,	0x3fd7,	0x3faf,	0x3f86,
	0x3f5d,	0x3f34,	0x3f0c,	0x3ee3,	0x3eba,	0x3e91,	0x3e68,	0x3e40,
	0x3e17,	0x3dee,	0x3dc5,	0x3d9c,	0x3d74,	0x3d4b,	0x3d22,	0x3cf9,
	0x3cd0,	0x3ca7,	0x3c7f,	0x3c56,	0x3c2d,	0x3c04,	0x3bdb,	0x3bb2,
	0x3b89,	0x3b60,	0x3b37,	0x3b0e,	0x3ae5,	0x3abc,	0x3a93,	0x3a69,
	0x3a40,	0x3a17,	0x39ee,	0x39c5,	0x399c,	0x3972,	0x3949,	0x3920,
	0x38f6,	0x38cd,	0x38a4,	0x387a,	0x3851,	0x3827,	0x37fe,	0x37d4,
	0x37aa,	0x3781,	0x3757,	0x372d,	0x3704,	0x36da,	0x36b0,	0x3686,
	0x365c,	0x3632,	0x3609,	0x35df,	0x35b4,	0x358a,	0x3560,	0x3536,
	0x350c,	0x34e1,	0x34b7,	0x348d,	0x3462,	0x3438,	0x340d,	0x33e3,
	0x33b8,	0x338d,	0x3363,	0x3338,	0x330d,	0x32e2,	0x32b7,	0x328c,
	0x3261,	0x3236,	0x320b,	0x31df,	0x31b4,	0x3188,	0x315d,	0x3131,
	0x3106,	0x30da,	0x30ae,	0x3083,	0x3057,	0x302b,	0x2fff,	0x2fd2,
	0x2fa6,	0x2f7a,	0x2f4d,	0x2f21,	0x2ef4,	0x2ec8,	0x2e9b,	0x2e6e,
	0x2e41,	0x2e14,	0x2de7,	0x2dba,	0x2d8d,	0x2d60,	0x2d32,	0x2d05,
	0x2cd7,	0x2ca9,	0x2c7b,	0x2c4d,	0x2c1f,	0x2bf1,	0x2bc3,	0x2b94,
	0x2b66,	0x2b37,	0x2b09,	0x2ada,	0x2aab,	0x2a7c,	0x2a4c,	0x2a1d,
	0x29ed,	0x29be,	0x298e,	0x295e,	0x292e,	0x28fe,	0x28ce,	0x289d,
	0x286d,	0x283c,	0x280b,	0x27da,	0x27a9,	0x2777,	0x2746,	0x2714,
	0x26e2,	0x26b0,	0x267e,	0x264c,	0x2619,	0x25e7,	0x25b4,	0x2581,
	0x254d,	0x251a,	0x24e6,	0x24b2,	0x247e,	0x244a,	0x2415,	0x23e1,
	0x23ac,	0x2376,	0x2341,	0x230b,	0x22d6,	0x229f,	0x2269,	0x2232,
	0x21fc,	0x21c4,	0x218d,	0x2155,	0x211d,	0x20e5,	0x20ad,	0x2074,
	0x203b,	0x2001,	0x1fc7,	0x1f8d,	0x1f53,	0x1f18,	0x1edd,	0x1ea1,
	0x1e66,	0x1e29,	0x1ded,	0x1db0,	0x1d72,	0x1d35,	0x1cf6,	0x1cb8,
	0x1c79,	0x1c39,	0x1bf9,	0x1bb8,	0x1b77,	0x1b36,	0x1af4,	0x1ab1,
	0x1a6e,	0x1a2a,	0x19e6,	0x19a1,	0x195c,	0x1915,	0x18ce,	0x1887,
	0x183f,	0x17f5,	0x17ac,	0x1761,	0x1715,	0x16c9,	0x167c,	0x162e,
	0x15df,	0x158e,	0x153d,	0x14eb,	0x1497,	0x1442,	0x13ec,	0x1395,
	0x133c,	0x12e2,	0x1286,	0x1228,	0x11c9,	0x1167,	0x1104,	0x109e,
	0x1036,	0x0fcc,	0x0f5f,	0x0eef,	0x0e7b,	0x0e04,	0x0d89,	0x0d0a,
	0x0c86,	0x0bfd,	0x0b6d,	0x0ad6,	0x0a36,	0x098d,	0x08d7,	0x0811,
	0x0736,	0x063e,	0x0519,	0x039a,	0x0000,	0x7fff,	0x0100,	0x0080,
	0x021d,	0x00c8,	0x00ce,	0x0048,	0x0a26,	0x277a,	0x00ce,	0x6488,
	0x14ac,	0x0001,	0x00f9,	0x00fc,	0x00ff,	0x00fc,	0x00f9,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,
	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff,	0xffff};

/***************************************************************************\
*  DSP1 code                                                                *
\***************************************************************************/

void InitDSP(void)
{
#ifdef DebugDSP1
	Start_Log();
#endif
}

short Op00Multiplicand;
short Op00Multiplier;
short Op00Result;

void DSPOp00()
{
   Op00Result= Op00Multiplicand * Op00Multiplier >> 15;

   #ifdef DebugDSP1
      Log_Message("OP00 MULT %d*%d/32768=%d",Op00Multiplicand,Op00Multiplier,Op00Result);
   #endif
}

short Op20Multiplicand;
short Op20Multiplier;
short Op20Result;

void DSPOp20()
{
   Op20Result= Op20Multiplicand * Op20Multiplier >> 15;
   Op20Result++;

   #ifdef DebugDSP1
      Log_Message("OP20 MULT %d*%d/32768=%d",Op20Multiplicand,Op20Multiplier,Op20Result);
   #endif
}

signed short Op10Coefficient;
signed short Op10Exponent;
signed short Op10CoefficientR;
signed short Op10ExponentR;

void DSP1_Inverse(short Coefficient, short Exponent, short *iCoefficient, short *iExponent)
{
	// Step One: Division by Zero
	if (Coefficient == 0x0000)
	{
		*iCoefficient = 0x7fff;
		*iExponent = 0x002f;
	}
	else
	{
		short Sign = 1;

		// Step Two: Remove Sign
		if (Coefficient < 0)
		{
			if (Coefficient < -32767) Coefficient = -32767;
			Coefficient = -Coefficient;
			Sign = -1;
		}

		// Step Three: Normalize
		while (Coefficient < 0x4000)
		{
			Coefficient <<= 1;
			Exponent--;
		}

		// Step Four: Special Case
		if (Coefficient == 0x4000)
			if (Sign == 1) *iCoefficient = 0x7fff;
			else  {
				*iCoefficient = -0x4000;
				Exponent--;
			}
		else {
			// Step Five: Initial Guess
			short i = DSP1ROM[((Coefficient - 0x4000) >> 7) + 0x0065];

			// Step Six: Iterate "estimated" Newton's Method
			i = (i + (-i * (Coefficient * i >> 15) >> 15)) << 1;
			i = (i + (-i * (Coefficient * i >> 15) >> 15)) << 1;

			*iCoefficient = i * Sign;
		}

		*iExponent = 1 - Exponent;
	}
}

void DSPOp10()
{
	DSP1_Inverse(Op10Coefficient, Op10Exponent, &Op10CoefficientR, &Op10ExponentR);
	#ifdef DebugDSP1
        Log_Message("OP10 INV %d*2^%d = %d*2^%d", Op10Coefficient, Op10Exponent, Op10CoefficientR, Op10ExponentR);
	#endif
}

short Op04Angle;
short Op04Radius;
short Op04Sin;
short Op04Cos;

const short DSP1_MulTable[256] = {
	  0x0000,  0x0003,  0x0006,  0x0009,  0x000c,  0x000f,  0x0012,  0x0015,
	  0x0019,  0x001c,  0x001f,  0x0022,  0x0025,  0x0028,  0x002b,  0x002f,
	  0x0032,  0x0035,  0x0038,  0x003b,  0x003e,  0x0041,  0x0045,  0x0048,
	  0x004b,  0x004e,  0x0051,  0x0054,  0x0057,  0x005b,  0x005e,  0x0061,
	  0x0064,  0x0067,  0x006a,  0x006d,  0x0071,  0x0074,  0x0077,  0x007a,
	  0x007d,  0x0080,  0x0083,  0x0087,  0x008a,  0x008d,  0x0090,  0x0093,
	  0x0096,  0x0099,  0x009d,  0x00a0,  0x00a3,  0x00a6,  0x00a9,  0x00ac,
	  0x00af,  0x00b3,  0x00b6,  0x00b9,  0x00bc,  0x00bf,  0x00c2,  0x00c5,
	  0x00c9,  0x00cc,  0x00cf,  0x00d2,  0x00d5,  0x00d8,  0x00db,  0x00df,
	  0x00e2,  0x00e5,  0x00e8,  0x00eb,  0x00ee,  0x00f1,  0x00f5,  0x00f8,
	  0x00fb,  0x00fe,  0x0101,  0x0104,  0x0107,  0x010b,  0x010e,  0x0111,
	  0x0114,  0x0117,  0x011a,  0x011d,  0x0121,  0x0124,  0x0127,  0x012a,
	  0x012d,  0x0130,  0x0133,  0x0137,  0x013a,  0x013d,  0x0140,  0x0143,
	  0x0146,  0x0149,  0x014d,  0x0150,  0x0153,  0x0156,  0x0159,  0x015c,
	  0x015f,  0x0163,  0x0166,  0x0169,  0x016c,  0x016f,  0x0172,  0x0175,
	  0x0178,  0x017c,  0x017f,  0x0182,  0x0185,  0x0188,  0x018b,  0x018e,
	  0x0192,  0x0195,  0x0198,  0x019b,  0x019e,  0x01a1,  0x01a4,  0x01a8,
	  0x01ab,  0x01ae,  0x01b1,  0x01b4,  0x01b7,  0x01ba,  0x01be,  0x01c1,
	  0x01c4,  0x01c7,  0x01ca,  0x01cd,  0x01d0,  0x01d4,  0x01d7,  0x01da,
	  0x01dd,  0x01e0,  0x01e3,  0x01e6,  0x01ea,  0x01ed,  0x01f0,  0x01f3,
	  0x01f6,  0x01f9,  0x01fc,  0x0200,  0x0203,  0x0206,  0x0209,  0x020c,
	  0x020f,  0x0212,  0x0216,  0x0219,  0x021c,  0x021f,  0x0222,  0x0225,
	  0x0228,  0x022c,  0x022f,  0x0232,  0x0235,  0x0238,  0x023b,  0x023e,
	  0x0242,  0x0245,  0x0248,  0x024b,  0x024e,  0x0251,  0x0254,  0x0258,
	  0x025b,  0x025e,  0x0261,  0x0264,  0x0267,  0x026a,  0x026e,  0x0271,
	  0x0274,  0x0277,  0x027a,  0x027d,  0x0280,  0x0284,  0x0287,  0x028a,
	  0x028d,  0x0290,  0x0293,  0x0296,  0x029a,  0x029d,  0x02a0,  0x02a3,
	  0x02a6,  0x02a9,  0x02ac,  0x02b0,  0x02b3,  0x02b6,  0x02b9,  0x02bc,
	  0x02bf,  0x02c2,  0x02c6,  0x02c9,  0x02cc,  0x02cf,  0x02d2,  0x02d5,
	  0x02d8,  0x02db,  0x02df,  0x02e2,  0x02e5,  0x02e8,  0x02eb,  0x02ee,
	  0x02f1,  0x02f5,  0x02f8,  0x02fb,  0x02fe,  0x0301,  0x0304,  0x0307,
	  0x030b,  0x030e,  0x0311,  0x0314,  0x0317,  0x031a,  0x031d,  0x0321};

const short DSP1_SinTable[256] = {
	  0x0000,  0x0324,  0x0647,  0x096a,  0x0c8b,  0x0fab,  0x12c8,  0x15e2,
	  0x18f8,  0x1c0b,  0x1f19,  0x2223,  0x2528,  0x2826,  0x2b1f,  0x2e11,
	  0x30fb,  0x33de,  0x36ba,  0x398c,  0x3c56,  0x3f17,  0x41ce,  0x447a,
	  0x471c,  0x49b4,  0x4c3f,  0x4ebf,  0x5133,  0x539b,  0x55f5,  0x5842,
	  0x5a82,  0x5cb4,  0x5ed7,  0x60ec,  0x62f2,  0x64e8,  0x66cf,  0x68a6,
	  0x6a6d,  0x6c24,  0x6dca,  0x6f5f,  0x70e2,  0x7255,  0x73b5,  0x7504,
	  0x7641,  0x776c,  0x7884,  0x798a,  0x7a7d,  0x7b5d,  0x7c29,  0x7ce3,
	  0x7d8a,  0x7e1d,  0x7e9d,  0x7f09,  0x7f62,  0x7fa7,  0x7fd8,  0x7ff6,
	  0x7fff,  0x7ff6,  0x7fd8,  0x7fa7,  0x7f62,  0x7f09,  0x7e9d,  0x7e1d,
	  0x7d8a,  0x7ce3,  0x7c29,  0x7b5d,  0x7a7d,  0x798a,  0x7884,  0x776c,
	  0x7641,  0x7504,  0x73b5,  0x7255,  0x70e2,  0x6f5f,  0x6dca,  0x6c24,
	  0x6a6d,  0x68a6,  0x66cf,  0x64e8,  0x62f2,  0x60ec,  0x5ed7,  0x5cb4,
	  0x5a82,  0x5842,  0x55f5,  0x539b,  0x5133,  0x4ebf,  0x4c3f,  0x49b4,
	  0x471c,  0x447a,  0x41ce,  0x3f17,  0x3c56,  0x398c,  0x36ba,  0x33de,
	  0x30fb,  0x2e11,  0x2b1f,  0x2826,  0x2528,  0x2223,  0x1f19,  0x1c0b,
	  0x18f8,  0x15e2,  0x12c8,  0x0fab,  0x0c8b,  0x096a,  0x0647,  0x0324,
	 -0x0000, -0x0324, -0x0647, -0x096a, -0x0c8b, -0x0fab, -0x12c8, -0x15e2,
	 -0x18f8, -0x1c0b, -0x1f19, -0x2223, -0x2528, -0x2826, -0x2b1f, -0x2e11,
	 -0x30fb, -0x33de, -0x36ba, -0x398c, -0x3c56, -0x3f17, -0x41ce, -0x447a,
	 -0x471c, -0x49b4, -0x4c3f, -0x4ebf, -0x5133, -0x539b, -0x55f5, -0x5842,
	 -0x5a82, -0x5cb4, -0x5ed7, -0x60ec, -0x62f2, -0x64e8, -0x66cf, -0x68a6,
	 -0x6a6d, -0x6c24, -0x6dca, -0x6f5f, -0x70e2, -0x7255, -0x73b5, -0x7504,
	 -0x7641, -0x776c, -0x7884, -0x798a, -0x7a7d, -0x7b5d, -0x7c29, -0x7ce3,
	 -0x7d8a, -0x7e1d, -0x7e9d, -0x7f09, -0x7f62, -0x7fa7, -0x7fd8, -0x7ff6,
	 -0x7fff, -0x7ff6, -0x7fd8, -0x7fa7, -0x7f62, -0x7f09, -0x7e9d, -0x7e1d,
	 -0x7d8a, -0x7ce3, -0x7c29, -0x7b5d, -0x7a7d, -0x798a, -0x7884, -0x776c,
	 -0x7641, -0x7504, -0x73b5, -0x7255, -0x70e2, -0x6f5f, -0x6dca, -0x6c24,
	 -0x6a6d, -0x68a6, -0x66cf, -0x64e8, -0x62f2, -0x60ec, -0x5ed7, -0x5cb4,
	 -0x5a82, -0x5842, -0x55f5, -0x539b, -0x5133, -0x4ebf, -0x4c3f, -0x49b4,
	 -0x471c, -0x447a, -0x41ce, -0x3f17, -0x3c56, -0x398c, -0x36ba, -0x33de,
	 -0x30fb, -0x2e11, -0x2b1f, -0x2826, -0x2528, -0x2223, -0x1f19, -0x1c0b,
	 -0x18f8, -0x15e2, -0x12c8, -0x0fab, -0x0c8b, -0x096a, -0x0647, -0x0324};

short DSP1_Sin(short Angle)
{
  int S;
	if (Angle < 0) {
		if (Angle == -32768) return 0;
		return -DSP1_Sin(-Angle);
	}
  S = DSP1_SinTable[Angle >> 8] + (DSP1_MulTable[Angle & 0xff] * DSP1_SinTable[0x40 + (Angle >> 8)] >> 15);
	if (S > 32767) S = 32767;
	return (short) S;
}

short DSP1_Cos(short Angle)
{
  int S;
	if (Angle < 0) {
		if (Angle == -32768) return -32768;
		Angle = -Angle;
	}
	S = DSP1_SinTable[0x40 + (Angle >> 8)] - (DSP1_MulTable[Angle & 0xff] * DSP1_SinTable[Angle >> 8] >> 15);
	if (S < -32768) S = -32767;
	return (short) S;
}

void DSP1_Normalize(short m, short *Coefficient, short *Exponent)
{
	short i = 0x4000;
	short e = 0;

	if (m < 0)
		while ((m & i) && i) {
			i >>= 1;
			e++;
		}
	else
		while (!(m & i) && i) {
			i >>= 1;
			e++;
		}

	if (e > 0)
		*Coefficient = m * DSP1ROM[0x21 + e] << 1;
	else
		*Coefficient = m;

	*Exponent -= e;
}

void DSP1_NormalizeDouble(int Product, short *Coefficient, short *Exponent)
{
	short n = Product & 0x7fff;
	short m = Product >> 15;
	short i = 0x4000;
	short e = 0;

	if (m < 0)
		while ((m & i) && i) {
			i >>= 1;
			e++;
		}
	else
		while (!(m & i) && i) {
			i >>= 1;
			e++;
		}

	if (e > 0)
	{
		*Coefficient = m * DSP1ROM[0x0021 + e] << 1;

		if (e < 15)
			*Coefficient += n * DSP1ROM[0x0040 - e] >> 15;
		else
		{
			i = 0x4000;

			if (m < 0)
				while ((n & i) && i) {
					i >>= 1;
					e++;
				}
			else
				while (!(n & i) && i) {
					i >>= 1;
					e++;
				}

			if (e > 15)
				*Coefficient = n * DSP1ROM[0x0012 + e] << 1;
			else
				*Coefficient += n;
		}
	}
	else
		*Coefficient = m;

	*Exponent = e;
}

short DSP1_Truncate(short C, short E)
{
	if (E > 0) {
		if (C > 0) return 32767; else if (C < 0) return -32767;
	} else {
		if (E < 0) return C * DSP1ROM[0x0031 + E] >> 15;
	}
	return C;
}

void DSPOp04()
{
	Op04Sin = DSP1_Sin(Op04Angle) * Op04Radius >> 15;
	Op04Cos = DSP1_Cos(Op04Angle) * Op04Radius >> 15;
}

short Op0CA;
short Op0CX1;
short Op0CY1;
short Op0CX2;
short Op0CY2;

void DSPOp0C()
{
	Op0CX2 = (Op0CY1 * DSP1_Sin(Op0CA) >> 15) + (Op0CX1 * DSP1_Cos(Op0CA) >> 15);
	Op0CY2 = (Op0CY1 * DSP1_Cos(Op0CA) >> 15) - (Op0CX1 * DSP1_Sin(Op0CA) >> 15);
}

short CentreX;
short CentreY;
short VOffset;

short VPlane_C;
short VPlane_E;

// Azimuth and Zenith angles
short SinAas;
short CosAas;
short SinAzs;
short CosAzs;

// Clipped Zenith angle
short SinAZS;
short CosAZS;
short SecAZS_C1;
short SecAZS_E1;
short SecAZS_C2;
short SecAZS_E2;

short Nx, Ny, Nz;
short Gx, Gy, Gz;
short C_Les, E_Les, G_Les;

const short MaxAZS_Exp[16] = {
	0x38b4, 0x38b7, 0x38ba, 0x38be, 0x38c0, 0x38c4, 0x38c7, 0x38ca,
	0x38ce,	0x38d0, 0x38d4, 0x38d7, 0x38da, 0x38dd, 0x38e0, 0x38e4
};

void DSP1_Parameter(short Fx, short Fy, short Fz, short Lfe, short Les, short Aas, short Azs, short *Vof, short *Vva, short *Cx, short *Cy)
{
  short CSec, C, E, MaxAZS, Aux;
  short LfeNx, LfeNy, LfeNz;
  short LesNx, LesNy, LesNz;
  short CentreZ;

	// Copy Zenith angle for clipping
  short AZS = Azs;

	// Store Sine and Cosine of Azimuth and Zenith angle
  SinAas = DSP1_Sin(Aas);
  CosAas = DSP1_Cos(Aas);
  SinAzs = DSP1_Sin(Azs);
  CosAzs = DSP1_Cos(Azs);

  Nx = SinAzs * -SinAas >> 15;
  Ny = SinAzs * CosAas >> 15;
  Nz = CosAzs * 0x7fff >> 15;

  LfeNx = Lfe*Nx>>15;
  LfeNy = Lfe*Ny>>15;
  LfeNz = Lfe*Nz>>15;

	// Center of Projection
  CentreX = Fx+LfeNx;
  CentreY = Fy+LfeNy;
  CentreZ = Fz+LfeNz;

  LesNx = Les*Nx>>15;
  LesNy = Les*Ny>>15;
  LesNz = Les*Nz>>15;

  Gx=CentreX-LesNx;
  Gy=CentreY-LesNy;
  Gz=CentreZ-LesNz;

  E_Les=0;
  DSP1_Normalize(Les, &C_Les, &E_Les);
  G_Les = Les;

  E = 0;
  DSP1_Normalize(CentreZ, &C, &E);

  VPlane_C = C;
  VPlane_E = E;

	// Determine clip boundary and clip Zenith angle if necessary
  MaxAZS = MaxAZS_Exp[-E];

  if (AZS < 0) {
    MaxAZS = -MaxAZS;
    if (AZS < MaxAZS + 1) AZS = MaxAZS + 1;
  } else {
    if (AZS > MaxAZS) AZS = MaxAZS;
  }

	// Store Sine and Cosine of clipped Zenith angle
  SinAZS = DSP1_Sin(AZS);
  CosAZS = DSP1_Cos(AZS);

  DSP1_Inverse(CosAZS, 0, &SecAZS_C1, &SecAZS_E1);
  DSP1_Normalize(C * SecAZS_C1 >> 15, &C, &E);
  E += SecAZS_E1;

  C = DSP1_Truncate(C, E) * SinAZS >> 15;

  CentreX += C * SinAas >> 15;
  CentreY -= C * CosAas >> 15;

  *Cx = CentreX;
  *Cy = CentreY;

	// Raster number of imaginary center and horizontal line
  *Vof = 0;

  if ((Azs != AZS) || (Azs == MaxAZS))
  {
    if (Azs == -32768) Azs = -32767;

    C = Azs - MaxAZS;
    if (C >= 0) C--;
    Aux = ~(C << 2);

    C = Aux * DSP1ROM[0x0328] >> 15;
    C = (C * Aux >> 15) + DSP1ROM[0x0327];
    *Vof -= (C * Aux >> 15) * Les >> 15;

    C = Aux * Aux >> 15;
    Aux = (C * DSP1ROM[0x0324] >> 15) + DSP1ROM[0x0325];
    CosAZS += (C * Aux >> 15) * CosAZS >> 15;
  }

  VOffset = Les * CosAZS >> 15;

  DSP1_Inverse(SinAZS, 0, &CSec, &E);
  DSP1_Normalize(VOffset, &C, &E);
  DSP1_Normalize(C * CSec >> 15, &C, &E);

  if (C == -32768) { C >>= 1; E++; }

  *Vva = DSP1_Truncate(-C, E);

	// Store Secant of clipped Zenith angle
  DSP1_Inverse(CosAZS, 0, &SecAZS_C2, &SecAZS_E2);
}

void DSP1_Raster(short Vs, short *An, short *Bn, short *Cn, short *Dn)
{
	short C, E, C1, E1;

	DSP1_Inverse((Vs * SinAzs >> 15) + VOffset, 7, &C, &E);
	E += VPlane_E;

	C1 = C * VPlane_C >> 15;
	E1 = E + SecAZS_E2;

	DSP1_Normalize(C1, &C, &E);

	C = DSP1_Truncate(C, E);

	*An = C * CosAas >> 15;
	*Cn = C * SinAas >> 15;

	DSP1_Normalize(C1 * SecAZS_C2 >> 15, &C, &E1);

	C = DSP1_Truncate(C, E1);

	*Bn = C * -SinAas >> 15;
	*Dn = C * CosAas >> 15;
}

short Op02FX;
short Op02FY;
short Op02FZ;
short Op02LFE;
short Op02LES;
short Op02AAS;
short Op02AZS;
short Op02VOF;
short Op02VVA;
short Op02CX;
short Op02CY;

void DSPOp02()
{
	DSP1_Parameter(Op02FX, Op02FY, Op02FZ, Op02LFE, Op02LES, Op02AAS, Op02AZS, &Op02VOF, &Op02VVA, &Op02CX, &Op02CY);
}

short Op0AVS;
short Op0AA;
short Op0AB;
short Op0AC;
short Op0AD;

void DSPOp0A()
{
	DSP1_Raster(Op0AVS, &Op0AA, &Op0AB, &Op0AC, &Op0AD);
	Op0AVS++;
}


short DSP1_ShiftR(short C, short E)
{
  return (C * DSP1ROM[0x0031 + E] >> 15);
}

void DSP1_Project(short X, short Y, short Z, short *H, short *V, short *M)
{
  int aux, aux4;
  short E, E2, E3, E4, E5, refE, E6, E7;
  short C2, C4, C6, C8, C9, C10, C11, C12, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26;
  short Px, Py, Pz;

  E4=E3=E2=E=E5=0;

  DSP1_NormalizeDouble((int)X-Gx, &Px, &E4);
  DSP1_NormalizeDouble((int)Y-Gy, &Py, &E);
  DSP1_NormalizeDouble((int)Z-Gz, &Pz, &E3);
  Px>>=1; E4--;   // to avoid overflows when calculating the scalar products
  Py>>=1; E--;
  Pz>>=1; E3--;

  refE = (E<E3)?E:E3;
  refE = (refE<E4)?refE:E4;

  Px=DSP1_ShiftR(Px,E4-refE);    // normalize them to the same exponent
  Py=DSP1_ShiftR(Py,E-refE);
  Pz=DSP1_ShiftR(Pz,E3-refE);

  C11=- (Px*Nx>>15);
  C8=- (Py*Ny>>15);
  C9=- (Pz*Nz>>15);
  C12=C11+C8+C9;   // this cannot overflow!

  aux4=C12;   // de-normalization with 32-bits arithmetic
  refE = 16-refE;    // refE can be up to 3
  if (refE>=0)
    aux4 <<=(refE);
  else
    aux4 >>=-(refE);
  if (aux4==-1) aux4 = 0;      // why?
  aux4>>=1;

  aux = ((unsigned short)G_Les) + aux4;   // Les - the scalar product of P with the normal vector of the screen
  DSP1_NormalizeDouble(aux, &C10, &E2);
  E2 = 15-E2;

  DSP1_Inverse(C10, 0, &C4, &E4);
  C2=C4*C_Les>>15;                 // scale factor


  // H
  E7=0;
  C16= (Px*(CosAas*0x7fff>>15)>>15);
  C20= (Py*(SinAas*0x7fff>>15)>>15);
  C17=C16+C20;   // scalar product of P with the normalized horizontal vector of the screen...

  C18=C17*C2>>15;    // ... multiplied by the scale factor
  DSP1_Normalize(C18, &C19, &E7);
  *H=DSP1_Truncate(C19, E_Les-E2+refE+E7);

  // V
  E6=0;
  C21 = Px*(CosAzs*-SinAas>>15)>>15;
  C22 = Py*(CosAzs*CosAas>>15)>>15;
  C23 = Pz*(-SinAzs*0x7fff>>15)>>15;
  C24=C21+C22+C23;   // scalar product of P with the normalized vertical vector of the screen...

  C26=C24*C2>>15;    // ... multiplied by the scale factor
  DSP1_Normalize(C26, &C25, &E6);
  *V=DSP1_Truncate(C25, E_Les-E2+refE+E6);

  // M
  DSP1_Normalize(C2, &C6, &E4);
  *M=DSP1_Truncate(C6, E4+E_Les-E2-7); // M is the scale factor divided by 2^7
}

short Op06X;
short Op06Y;
short Op06Z;
short Op06H;
short Op06V;
short Op06M;

void DSPOp06()
{
  DSP1_Project(Op06X, Op06Y, Op06Z, &Op06H, &Op06V, &Op06M);
}


short matrixC[3][3];
short matrixB[3][3];
short matrixA[3][3];

short Op01m;
short Op01Zr;
short Op01Xr;
short Op01Yr;
short Op11m;
short Op11Zr;
short Op11Xr;
short Op11Yr;
short Op21m;
short Op21Zr;
short Op21Xr;
short Op21Yr;

void DSPOp01()
{
	short SinAz = DSP1_Sin(Op01Zr);
	short CosAz = DSP1_Cos(Op01Zr);
	short SinAy = DSP1_Sin(Op01Yr);
	short CosAy = DSP1_Cos(Op01Yr);
	short SinAx = DSP1_Sin(Op01Xr);
	short CosAx = DSP1_Cos(Op01Xr);

	Op01m >>= 1;

	matrixA[0][0] = (Op01m * CosAz >> 15) * CosAy >> 15;
	matrixA[0][1] = -((Op01m * SinAz >> 15) * CosAy >> 15);
	matrixA[0][2] = Op01m * SinAy >> 15;

	matrixA[1][0] = ((Op01m * SinAz >> 15) * CosAx >> 15) + (((Op01m * CosAz >> 15) * SinAx >> 15) * SinAy >> 15);
	matrixA[1][1] = ((Op01m * CosAz >> 15) * CosAx >> 15) - (((Op01m * SinAz >> 15) * SinAx >> 15) * SinAy >> 15);
	matrixA[1][2] = -((Op01m * SinAx >> 15) * CosAy >> 15);

	matrixA[2][0] = ((Op01m * SinAz >> 15) * SinAx >> 15) - (((Op01m * CosAz >> 15) * CosAx >> 15) * SinAy >> 15);
	matrixA[2][1] = ((Op01m * CosAz >> 15) * SinAx >> 15) + (((Op01m * SinAz >> 15) * CosAx >> 15) * SinAy >> 15);
	matrixA[2][2] = (Op01m * CosAx >> 15) * CosAy >> 15;
}

void DSPOp11()
{
	short SinAz = DSP1_Sin(Op11Zr);
	short CosAz = DSP1_Cos(Op11Zr);
	short SinAy = DSP1_Sin(Op11Yr);
	short CosAy = DSP1_Cos(Op11Yr);
	short SinAx = DSP1_Sin(Op11Xr);
	short CosAx = DSP1_Cos(Op11Xr);

	Op11m >>= 1;

	matrixB[0][0] = (Op11m * CosAz >> 15) * CosAy >> 15;
	matrixB[0][1] = -((Op11m * SinAz >> 15) * CosAy >> 15);
	matrixB[0][2] = Op11m * SinAy >> 15;

	matrixB[1][0] = ((Op11m * SinAz >> 15) * CosAx >> 15) + (((Op11m * CosAz >> 15) * SinAx >> 15) * SinAy >> 15);
	matrixB[1][1] = ((Op11m * CosAz >> 15) * CosAx >> 15) - (((Op11m * SinAz >> 15) * SinAx >> 15) * SinAy >> 15);
	matrixB[1][2] = -((Op11m * SinAx >> 15) * CosAy >> 15);

	matrixB[2][0] = ((Op11m * SinAz >> 15) * SinAx >> 15) - (((Op11m * CosAz >> 15) * CosAx >> 15) * SinAy >> 15);
	matrixB[2][1] = ((Op11m * CosAz >> 15) * SinAx >> 15) + (((Op11m * SinAz >> 15) * CosAx >> 15) * SinAy >> 15);
	matrixB[2][2] = (Op11m * CosAx >> 15) * CosAy >> 15;
}

void DSPOp21()
{
	short SinAz = DSP1_Sin(Op21Zr);
	short CosAz = DSP1_Cos(Op21Zr);
	short SinAy = DSP1_Sin(Op21Yr);
	short CosAy = DSP1_Cos(Op21Yr);
	short SinAx = DSP1_Sin(Op21Xr);
	short CosAx = DSP1_Cos(Op21Xr);

	Op21m >>= 1;

	matrixC[0][0] = (Op21m * CosAz >> 15) * CosAy >> 15;
	matrixC[0][1] = -((Op21m * SinAz >> 15) * CosAy >> 15);
	matrixC[0][2] = Op21m * SinAy >> 15;

	matrixC[1][0] = ((Op21m * SinAz >> 15) * CosAx >> 15) + (((Op21m * CosAz >> 15) * SinAx >> 15) * SinAy >> 15);
	matrixC[1][1] = ((Op21m * CosAz >> 15) * CosAx >> 15) - (((Op21m * SinAz >> 15) * SinAx >> 15) * SinAy >> 15);
	matrixC[1][2] = -((Op21m * SinAx >> 15) * CosAy >> 15);

	matrixC[2][0] = ((Op21m * SinAz >> 15) * SinAx >> 15) - (((Op21m * CosAz >> 15) * CosAx >> 15) * SinAy >> 15);
	matrixC[2][1] = ((Op21m * CosAz >> 15) * SinAx >> 15) + (((Op21m * SinAz >> 15) * CosAx >> 15) * SinAy >> 15);
	matrixC[2][2] = (Op21m * CosAx >> 15) * CosAy >> 15;
}

short Op0DX;
short Op0DY;
short Op0DZ;
short Op0DF;
short Op0DL;
short Op0DU;
short Op1DX;
short Op1DY;
short Op1DZ;
short Op1DF;
short Op1DL;
short Op1DU;
short Op2DX;
short Op2DY;
short Op2DZ;
short Op2DF;
short Op2DL;
short Op2DU;

void DSPOp0D()
{
    Op0DF = (Op0DX * matrixA[0][0] >> 15) + (Op0DY * matrixA[0][1] >> 15) + (Op0DZ * matrixA[0][2] >> 15);
	Op0DL = (Op0DX * matrixA[1][0] >> 15) + (Op0DY * matrixA[1][1] >> 15) + (Op0DZ * matrixA[1][2] >> 15);
	Op0DU = (Op0DX * matrixA[2][0] >> 15) + (Op0DY * matrixA[2][1] >> 15) + (Op0DZ * matrixA[2][2] >> 15);

	#ifdef DebugDSP1
		Log_Message("OP0D X: %d Y: %d Z: %d / F: %d L: %d U: %d",Op0DX,Op0DY,Op0DZ,Op0DF,Op0DL,Op0DU);
	#endif
}

void DSPOp1D()
{
	Op1DF = (Op1DX * matrixB[0][0] >> 15) + (Op1DY * matrixB[0][1] >> 15) + (Op1DZ * matrixB[0][2] >> 15);
	Op1DL = (Op1DX * matrixB[1][0] >> 15) + (Op1DY * matrixB[1][1] >> 15) + (Op1DZ * matrixB[1][2] >> 15);
	Op1DU = (Op1DX * matrixB[2][0] >> 15) + (Op1DY * matrixB[2][1] >> 15) + (Op1DZ * matrixB[2][2] >> 15);

	#ifdef DebugDSP1
		Log_Message("OP1D X: %d Y: %d Z: %d / F: %d L: %d U: %d",Op1DX,Op1DY,Op1DZ,Op1DF,Op1DL,Op1DU);
	#endif
}

void DSPOp2D()
{
	Op2DF = (Op2DX * matrixC[0][0] >> 15) + (Op2DY * matrixC[0][1] >> 15) + (Op2DZ * matrixC[0][2] >> 15);
	Op2DL = (Op2DX * matrixC[1][0] >> 15) + (Op2DY * matrixC[1][1] >> 15) + (Op2DZ * matrixC[1][2] >> 15);
	Op2DU = (Op2DX * matrixC[2][0] >> 15) + (Op2DY * matrixC[2][1] >> 15) + (Op2DZ * matrixC[2][2] >> 15);

	#ifdef DebugDSP1
		Log_Message("OP2D X: %d Y: %d Z: %d / F: %d L: %d U: %d",Op2DX,Op2DY,Op2DZ,Op2DF,Op2DL,Op2DU);
	#endif
}

short Op03F;
short Op03L;
short Op03U;
short Op03X;
short Op03Y;
short Op03Z;
short Op13F;
short Op13L;
short Op13U;
short Op13X;
short Op13Y;
short Op13Z;
short Op23F;
short Op23L;
short Op23U;
short Op23X;
short Op23Y;
short Op23Z;

void DSPOp03()
{
	Op03X = (Op03F * matrixA[0][0] >> 15) + (Op03L * matrixA[1][0] >> 15) + (Op03U * matrixA[2][0] >> 15);
	Op03Y = (Op03F * matrixA[0][1] >> 15) + (Op03L * matrixA[1][1] >> 15) + (Op03U * matrixA[2][1] >> 15);
	Op03Z = (Op03F * matrixA[0][2] >> 15) + (Op03L * matrixA[1][2] >> 15) + (Op03U * matrixA[2][2] >> 15);

	#ifdef DebugDSP1
		Log_Message("OP03 F: %d L: %d U: %d / X: %d Y: %d Z: %d",Op03F,Op03L,Op03U,Op03X,Op03Y,Op03Z);
	#endif
}

void DSPOp13()
{
	Op13X = (Op13F * matrixB[0][0] >> 15) + (Op13L * matrixB[1][0] >> 15) + (Op13U * matrixB[2][0] >> 15);
	Op13Y = (Op13F * matrixB[0][1] >> 15) + (Op13L * matrixB[1][1] >> 15) + (Op13U * matrixB[2][1] >> 15);
	Op13Z = (Op13F * matrixB[0][2] >> 15) + (Op13L * matrixB[1][2] >> 15) + (Op13U * matrixB[2][2] >> 15);

	#ifdef DebugDSP1
		Log_Message("OP13 F: %d L: %d U: %d / X: %d Y: %d Z: %d",Op13F,Op13L,Op13U,Op13X,Op13Y,Op13Z);
	#endif
}

void DSPOp23()
{
	Op23X = (Op23F * matrixC[0][0] >> 15) + (Op23L * matrixC[1][0] >> 15) + (Op23U * matrixC[2][0] >> 15);
	Op23Y = (Op23F * matrixC[0][1] >> 15) + (Op23L * matrixC[1][1] >> 15) + (Op23U * matrixC[2][1] >> 15);
	Op23Z = (Op23F * matrixC[0][2] >> 15) + (Op23L * matrixC[1][2] >> 15) + (Op23U * matrixC[2][2] >> 15);

	#ifdef DebugDSP1
		Log_Message("OP23 F: %d L: %d U: %d / X: %d Y: %d Z: %d",Op23F,Op23L,Op23U,Op23X,Op23Y,Op23Z);
	#endif
}

short Op14Zr;
short Op14Xr;
short Op14Yr;
short Op14U;
short Op14F;
short Op14L;
short Op14Zrr;
short Op14Xrr;
short Op14Yrr;

void DSPOp14()
{
	short CSec, ESec, CTan, CSin, C, E;

	DSP1_Inverse(DSP1_Cos(Op14Xr), 0, &CSec, &ESec);

	// Rotation Around Z
	DSP1_NormalizeDouble(Op14U * DSP1_Cos(Op14Yr) - Op14F * DSP1_Sin(Op14Yr), &C, &E);

	E = ESec - E;

	DSP1_Normalize(C * CSec >> 15, &C, &E);

	Op14Zrr = Op14Zr + DSP1_Truncate(C, E);

	// Rotation Around X
	Op14Xrr = Op14Xr + (Op14U * DSP1_Sin(Op14Yr) >> 15) + (Op14F * DSP1_Cos(Op14Yr) >> 15);

	// Rotation Around Y
	DSP1_NormalizeDouble(Op14U * DSP1_Cos(Op14Yr) + Op14F * DSP1_Sin(Op14Yr), &C, &E);

	E = ESec - E;

	DSP1_Normalize(DSP1_Sin(Op14Xr), &CSin, &E);

	CTan = CSec * CSin >> 15;

	DSP1_Normalize(-(C * CTan >> 15), &C, &E);

	Op14Yrr = Op14Yr + DSP1_Truncate(C, E) + Op14L;
}

void DSP1_Target(short H, short V, short *X, short *Y)
{
	short C, E, C1, E1;

	DSP1_Inverse((V * SinAzs >> 15) + VOffset, 8, &C, &E);
	E += VPlane_E;

	C1 = C * VPlane_C >> 15;
	E1 = E + SecAZS_E1;

	H <<= 8;

	DSP1_Normalize(C1, &C, &E);

	C = DSP1_Truncate(C, E) * H >> 15;

	*X = CentreX + (C * CosAas >> 15);
	*Y = CentreY - (C * SinAas >> 15);

	V <<= 8;

	DSP1_Normalize(C1 * SecAZS_C1 >> 15, &C, &E1);

	C = DSP1_Truncate(C, E1) * V >> 15;

	*X += C * -SinAas >> 15;
	*Y += C * CosAas >> 15;
}

short Op0EH;
short Op0EV;
short Op0EX;
short Op0EY;

void DSPOp0E()
{
	DSP1_Target(Op0EH, Op0EV, &Op0EX, &Op0EY);
}

short Op0BX;
short Op0BY;
short Op0BZ;
short Op0BS;
short Op1BX;
short Op1BY;
short Op1BZ;
short Op1BS;
short Op2BX;
short Op2BY;
short Op2BZ;
short Op2BS;

void DSPOp0B()
{
    Op0BS = (Op0BX * matrixA[0][0] + Op0BY * matrixA[0][1] + Op0BZ * matrixA[0][2]) >> 15;

	#ifdef DebugDSP1
		Log_Message("OP0B");
	#endif
}

void DSPOp1B()
{
    Op1BS = (Op1BX * matrixB[0][0] + Op1BY * matrixB[0][1] + Op1BZ * matrixB[0][2]) >> 15;

	#ifdef DebugDSP1
		Log_Message("OP1B X: %d Y: %d Z: %d S: %d",Op1BX,Op1BY,Op1BZ,Op1BS);
		Log_Message("     MX: %d MY: %d MZ: %d Scale: %d",(short)(matrixB[0][0]*100),(short)(matrixB[0][1]*100),(short)(matrixB[0][2]*100),(short)(sc2*100));
	#endif
}

void DSPOp2B()
{
    Op2BS = (Op2BX * matrixC[0][0] + Op2BY * matrixC[0][1] + Op2BZ * matrixC[0][2]) >> 15;

	#ifdef DebugDSP1
		Log_Message("OP2B");
	#endif
}

short Op08X,Op08Y,Op08Z,Op08Ll,Op08Lh;

void DSPOp08()
{
	int Op08Size = (Op08X * Op08X + Op08Y * Op08Y + Op08Z * Op08Z) << 1;
	Op08Ll = Op08Size & 0xffff;
	Op08Lh = (Op08Size >> 16) & 0xffff;

	#ifdef DebugDSP1
		Log_Message("OP08 %d,%d,%d",Op08X,Op08Y,Op08Z);
		Log_Message("OP08 ((Op08X^2)+(Op08Y^2)+(Op08X^2))=%x",Op08Size );
	#endif
}

short Op18X,Op18Y,Op18Z,Op18R,Op18D;

void DSPOp18()
{
   Op18D = (Op18X * Op18X + Op18Y * Op18Y + Op18Z * Op18Z - Op18R * Op18R) >> 15;

   #ifdef DebugDSP1
      Log_Message("Op18 X: %d Y: %d Z: %d R: %D DIFF %d",Op18X,Op18Y,Op38Z,Op18D);
   #endif
}

short Op38X,Op38Y,Op38Z,Op38R,Op38D;

void DSPOp38()
{
   Op38D = (Op38X * Op38X + Op38Y * Op38Y + Op38Z * Op38Z - Op38R * Op38R) >> 15;
   Op38D++;

   #ifdef DebugDSP1
      Log_Message("OP38 X: %d Y: %d Z: %d R: %D DIFF %d",Op38X,Op38Y,Op38Z,Op38D);
   #endif
}

short Op28X;
short Op28Y;
short Op28Z;
short Op28R;

void DSPOp28()
{
	int Radius = Op28X * Op28X + Op28Y * Op28Y + Op28Z * Op28Z;

	if (Radius == 0) Op28R = 0;
	else
	{
		short C, E, Pos, Node1, Node2;
		DSP1_NormalizeDouble(Radius, &C, &E);
		if (E & 1) C = C * 0x4000 >> 15;

		Pos = C * 0x0040 >> 15;

		Node1 = DSP1ROM[0x00d5 + Pos];
		Node2 = DSP1ROM[0x00d6 + Pos];

		Op28R = ((Node2 - Node1) * (C & 0x1ff) >> 9) + Node1;
		Op28R >>= (E >> 1);
	}

   #ifdef DebugDSP1
      Log_Message("OP28 X:%d Y:%d Z:%d",Op28X,Op28Y,Op28Z);
      Log_Message("OP28 Vector Length %d",Op28R);
   #endif
}

short Op1CX,Op1CY,Op1CZ;
short Op1CXBR,Op1CYBR,Op1CZBR,Op1CXAR,Op1CYAR,Op1CZAR;
short Op1CX1;
short Op1CY1;
short Op1CZ1;
short Op1CX2;
short Op1CY2;
short Op1CZ2;

void DSPOp1C()
{
	// Rotate Around Op1CZ1
	Op1CX1 = (Op1CYBR * DSP1_Sin(Op1CZ) >> 15) + (Op1CXBR * DSP1_Cos(Op1CZ) >> 15);
	Op1CY1 = (Op1CYBR * DSP1_Cos(Op1CZ) >> 15) - (Op1CXBR * DSP1_Sin(Op1CZ) >> 15);
	Op1CXBR = Op1CX1; Op1CYBR = Op1CY1;

	// Rotate Around Op1CY1
	Op1CZ1 = (Op1CXBR * DSP1_Sin(Op1CY) >> 15) + (Op1CZBR * DSP1_Cos(Op1CY) >> 15);
	Op1CX1 = (Op1CXBR * DSP1_Cos(Op1CY) >> 15) - (Op1CZBR * DSP1_Sin(Op1CY) >> 15);
	Op1CXAR = Op1CX1; Op1CZBR = Op1CZ1;

	// Rotate Around Op1CX1
	Op1CY1 = (Op1CZBR * DSP1_Sin(Op1CX) >> 15) + (Op1CYBR * DSP1_Cos(Op1CX) >> 15);
	Op1CZ1 = (Op1CZBR * DSP1_Cos(Op1CX) >> 15) - (Op1CYBR * DSP1_Sin(Op1CX) >> 15);
	Op1CYAR = Op1CY1; Op1CZAR = Op1CZ1;

	#ifdef DebugDSP1
		Log_Message("OP1C Apply Matrix CX:%d CY:%d CZ",Op1CXAR,Op1CYAR,Op1CZAR);
	#endif
}

unsigned short Op0FRamsize;
unsigned short Op0FPass;

void DSPOp0F()
{
   Op0FPass = 0x0000;

   #ifdef DebugDSP1
      Log_Message("OP0F RAM Test Pass:%d", Op0FPass);
   #endif
}

short Op2FUnknown;
short Op2FSize;

void DSPOp2F()
{
	Op2FSize=0x100;
}
