/*****************************************************************************\ Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. This file is licensed under the Snes9x License. For further information, consult the LICENSE file in the root directory. \*****************************************************************************/ /* Copyright (C) 1997-2006 ZSNES Team ( zsKnight, _Demo_, pagefault, Nach ) http://www.zsnes.com http://sourceforge.net/projects/zsnes 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. */ #include "snes9x.h" #include "memmap.h" #ifdef DEBUGGER //#define DebugDSP1 #endif #ifdef DebugDSP1 #include static FILE *LogFile = NULL; #endif static const uint16 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 }; static const int16 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 }; static const int16 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 }; #ifdef DebugDSP1 static void Log_Message (const char *Message, ...) { char Msg[400]; va_list ap; size_t ignore; va_start(ap, Message); vsprintf(Msg, Message, ap); va_end(ap); strcat(Msg, "\r\n\0"); ignore = fwrite(Msg, strlen(Msg), 1, LogFile); fflush(LogFile); } static void Start_Log (void) { LogFile = fopen("dsp1emu.log", "wb"); } static void Stop_Log (void) { if (LogFile) { fclose(LogFile); LogFile = NULL; } } #endif static void DSP1_Op00 (void) { DSP1.Op00Result = DSP1.Op00Multiplicand * DSP1.Op00Multiplier >> 15; #ifdef DebugDSP1 Log_Message("OP00 MULT %d*%d/32768=%d", DSP1.Op00Multiplicand, DSP1.Op00Multiplier, DSP1.Op00Result); #endif } static void DSP1_Op20 (void) { DSP1.Op20Result = DSP1.Op20Multiplicand * DSP1.Op20Multiplier >> 15; DSP1.Op20Result++; #ifdef DebugDSP1 Log_Message("OP20 MULT %d*%d/32768=%d", DSP1.Op20Multiplicand, DSP1.Op20Multiplier, DSP1.Op20Result); #endif } static void DSP1_Inverse (int16 Coefficient, int16 Exponent, int16 *iCoefficient, int16 *iExponent) { // Step One: Division by Zero if (Coefficient == 0x0000) { *iCoefficient = 0x7fff; *iExponent = 0x002f; } else { int16 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 int16 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; } } static void DSP1_Op10 (void) { DSP1_Inverse(DSP1.Op10Coefficient, DSP1.Op10Exponent, &DSP1.Op10CoefficientR, &DSP1.Op10ExponentR); #ifdef DebugDSP1 Log_Message("OP10 INV %d*2^%d = %d*2^%d", DSP1.Op10Coefficient, DSP1.Op10Exponent, DSP1.Op10CoefficientR, DSP1.Op10ExponentR); #endif } static int16 DSP1_Sin (int16 Angle) { int32 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 ((int16) S); } static int16 DSP1_Cos (int16 Angle) { int32 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 ((int16) S); } static void DSP1_Normalize (int16 m, int16 *Coefficient, int16 *Exponent) { int16 i = 0x4000; int16 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; } static void DSP1_NormalizeDouble (int32 Product, int16 *Coefficient, int16 *Exponent) { int16 n = Product & 0x7fff; int16 m = Product >> 15; int16 i = 0x4000; int16 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; } static int16 DSP1_Truncate (int16 C, int16 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); } static void DSP1_Op04 (void) { DSP1.Op04Sin = DSP1_Sin(DSP1.Op04Angle) * DSP1.Op04Radius >> 15; DSP1.Op04Cos = DSP1_Cos(DSP1.Op04Angle) * DSP1.Op04Radius >> 15; } static void DSP1_Op0C (void) { DSP1.Op0CX2 = (DSP1.Op0CY1 * DSP1_Sin(DSP1.Op0CA) >> 15) + (DSP1.Op0CX1 * DSP1_Cos(DSP1.Op0CA) >> 15); DSP1.Op0CY2 = (DSP1.Op0CY1 * DSP1_Cos(DSP1.Op0CA) >> 15) - (DSP1.Op0CX1 * DSP1_Sin(DSP1.Op0CA) >> 15); } static void DSP1_Parameter (int16 Fx, int16 Fy, int16 Fz, int16 Lfe, int16 Les, int16 Aas, int16 Azs, int16 *Vof, int16 *Vva, int16 *Cx, int16 *Cy) { static const int16 MaxAZS_Exp[16] = { 0x38b4, 0x38b7, 0x38ba, 0x38be, 0x38c0, 0x38c4, 0x38c7, 0x38ca, 0x38ce, 0x38d0, 0x38d4, 0x38d7, 0x38da, 0x38dd, 0x38e0, 0x38e4 }; int16 CSec, C, E, MaxAZS, Aux; int16 LfeNx, LfeNy, LfeNz; int16 LesNx, LesNy, LesNz; int16 CentreZ; // Copy Zenith angle for clipping int16 AZS = Azs; // Store Sine and Cosine of Azimuth and Zenith angle DSP1.SinAas = DSP1_Sin(Aas); DSP1.CosAas = DSP1_Cos(Aas); DSP1.SinAzs = DSP1_Sin(Azs); DSP1.CosAzs = DSP1_Cos(Azs); DSP1.Nx = DSP1.SinAzs * -DSP1.SinAas >> 15; DSP1.Ny = DSP1.SinAzs * DSP1.CosAas >> 15; DSP1.Nz = DSP1.CosAzs * 0x7fff >> 15; LfeNx = Lfe * DSP1.Nx >> 15; LfeNy = Lfe * DSP1.Ny >> 15; LfeNz = Lfe * DSP1.Nz >> 15; // Center of Projection DSP1.CentreX = Fx + LfeNx; DSP1.CentreY = Fy + LfeNy; CentreZ = Fz + LfeNz; LesNx = Les * DSP1.Nx >> 15; LesNy = Les * DSP1.Ny >> 15; LesNz = Les * DSP1.Nz >> 15; DSP1.Gx = DSP1.CentreX - LesNx; DSP1.Gy = DSP1.CentreY - LesNy; DSP1.Gz = CentreZ - LesNz; DSP1.E_Les = 0; DSP1_Normalize(Les, &DSP1.C_Les, &DSP1.E_Les); DSP1.G_Les = Les; E = 0; DSP1_Normalize(CentreZ, &C, &E); DSP1.VPlane_C = C; DSP1.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 DSP1.SinAZS = DSP1_Sin(AZS); DSP1.CosAZS = DSP1_Cos(AZS); DSP1_Inverse(DSP1.CosAZS, 0, &DSP1.SecAZS_C1, &DSP1.SecAZS_E1); DSP1_Normalize(C * DSP1.SecAZS_C1 >> 15, &C, &E); E += DSP1.SecAZS_E1; C = DSP1_Truncate(C, E) * DSP1.SinAZS >> 15; DSP1.CentreX += C * DSP1.SinAas >> 15; DSP1.CentreY -= C * DSP1.CosAas >> 15; *Cx = DSP1.CentreX; *Cy = DSP1.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]; DSP1.CosAZS += (C * Aux >> 15) * DSP1.CosAZS >> 15; } DSP1.VOffset = Les * DSP1.CosAZS >> 15; DSP1_Inverse(DSP1.SinAZS, 0, &CSec, &E); DSP1_Normalize(DSP1.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(DSP1.CosAZS, 0, &DSP1.SecAZS_C2, &DSP1.SecAZS_E2); } static void DSP1_Raster (int16 Vs, int16 *An, int16 *Bn, int16 *Cn, int16 *Dn) { int16 C, E, C1, E1; DSP1_Inverse((Vs * DSP1.SinAzs >> 15) + DSP1.VOffset, 7, &C, &E); E += DSP1.VPlane_E; C1 = C * DSP1.VPlane_C >> 15; E1 = E + DSP1.SecAZS_E2; DSP1_Normalize(C1, &C, &E); C = DSP1_Truncate(C, E); *An = C * DSP1.CosAas >> 15; *Cn = C * DSP1.SinAas >> 15; DSP1_Normalize(C1 * DSP1.SecAZS_C2 >> 15, &C, &E1); C = DSP1_Truncate(C, E1); *Bn = C * -DSP1.SinAas >> 15; *Dn = C * DSP1.CosAas >> 15; } static void DSP1_Op02 (void) { DSP1_Parameter(DSP1.Op02FX, DSP1.Op02FY, DSP1.Op02FZ, DSP1.Op02LFE, DSP1.Op02LES, DSP1.Op02AAS, DSP1.Op02AZS, &DSP1.Op02VOF, &DSP1.Op02VVA, &DSP1.Op02CX, &DSP1.Op02CY); } static void DSP1_Op0A (void) { DSP1_Raster(DSP1.Op0AVS, &DSP1.Op0AA, &DSP1.Op0AB, &DSP1.Op0AC, &DSP1.Op0AD); DSP1.Op0AVS++; } static int16 DSP1_ShiftR (int16 C, int16 E) { return (C * DSP1ROM[0x0031 + E] >> 15); } static void DSP1_Project (int16 X, int16 Y, int16 Z, int16 *H, int16 *V, int16 *M) { int32 aux, aux4; int16 E, E2, E3, E4, E5, refE, E6, E7; int16 C2, C4, C6, C8, C9, C10, C11, C12, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26; int16 Px, Py, Pz; E4 = E3 = E2 = E = E5 = 0; DSP1_NormalizeDouble((int32) X - DSP1.Gx, &Px, &E4); DSP1_NormalizeDouble((int32) Y - DSP1.Gy, &Py, &E ); DSP1_NormalizeDouble((int32) Z - DSP1.Gz, &Pz, &E3); Px >>= 1; // to avoid overflows when calculating the scalar products E4--; 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 * DSP1.Nx >> 15); C8 = -(Py * DSP1.Ny >> 15); C9 = -(Pz * DSP1.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 = ((uint16) DSP1.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 * DSP1.C_Les >> 15; // scale factor // H E7 = 0; C16 = Px * ( DSP1.CosAas * 0x7fff >> 15) >> 15; C20 = Py * ( DSP1.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, DSP1.E_Les - E2 + refE + E7); // V E6 = 0; C21 = Px * ( DSP1.CosAzs * -DSP1.SinAas >> 15) >> 15; C22 = Py * ( DSP1.CosAzs * DSP1.CosAas >> 15) >> 15; C23 = Pz * (-DSP1.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, DSP1.E_Les - E2 + refE + E6); // M DSP1_Normalize(C2, &C6, &E4); *M = DSP1_Truncate(C6, E4 + DSP1.E_Les - E2 - 7); // M is the scale factor divided by 2^7 } static void DSP1_Op06 (void) { DSP1_Project(DSP1.Op06X, DSP1.Op06Y, DSP1.Op06Z, &DSP1.Op06H, &DSP1.Op06V, &DSP1.Op06M); } static void DSP1_Op01 (void) { int16 SinAz = DSP1_Sin(DSP1.Op01Zr); int16 CosAz = DSP1_Cos(DSP1.Op01Zr); int16 SinAy = DSP1_Sin(DSP1.Op01Yr); int16 CosAy = DSP1_Cos(DSP1.Op01Yr); int16 SinAx = DSP1_Sin(DSP1.Op01Xr); int16 CosAx = DSP1_Cos(DSP1.Op01Xr); DSP1.Op01m >>= 1; DSP1.matrixA[0][0] = (DSP1.Op01m * CosAz >> 15) * CosAy >> 15; DSP1.matrixA[0][1] = -((DSP1.Op01m * SinAz >> 15) * CosAy >> 15); DSP1.matrixA[0][2] = DSP1.Op01m * SinAy >> 15; DSP1.matrixA[1][0] = ((DSP1.Op01m * SinAz >> 15) * CosAx >> 15) + (((DSP1.Op01m * CosAz >> 15) * SinAx >> 15) * SinAy >> 15); DSP1.matrixA[1][1] = ((DSP1.Op01m * CosAz >> 15) * CosAx >> 15) - (((DSP1.Op01m * SinAz >> 15) * SinAx >> 15) * SinAy >> 15); DSP1.matrixA[1][2] = -((DSP1.Op01m * SinAx >> 15) * CosAy >> 15); DSP1.matrixA[2][0] = ((DSP1.Op01m * SinAz >> 15) * SinAx >> 15) - (((DSP1.Op01m * CosAz >> 15) * CosAx >> 15) * SinAy >> 15); DSP1.matrixA[2][1] = ((DSP1.Op01m * CosAz >> 15) * SinAx >> 15) + (((DSP1.Op01m * SinAz >> 15) * CosAx >> 15) * SinAy >> 15); DSP1.matrixA[2][2] = (DSP1.Op01m * CosAx >> 15) * CosAy >> 15; } static void DSP1_Op11 (void) { int16 SinAz = DSP1_Sin(DSP1.Op11Zr); int16 CosAz = DSP1_Cos(DSP1.Op11Zr); int16 SinAy = DSP1_Sin(DSP1.Op11Yr); int16 CosAy = DSP1_Cos(DSP1.Op11Yr); int16 SinAx = DSP1_Sin(DSP1.Op11Xr); int16 CosAx = DSP1_Cos(DSP1.Op11Xr); DSP1.Op11m >>= 1; DSP1.matrixB[0][0] = (DSP1.Op11m * CosAz >> 15) * CosAy >> 15; DSP1.matrixB[0][1] = -((DSP1.Op11m * SinAz >> 15) * CosAy >> 15); DSP1.matrixB[0][2] = DSP1.Op11m * SinAy >> 15; DSP1.matrixB[1][0] = ((DSP1.Op11m * SinAz >> 15) * CosAx >> 15) + (((DSP1.Op11m * CosAz >> 15) * SinAx >> 15) * SinAy >> 15); DSP1.matrixB[1][1] = ((DSP1.Op11m * CosAz >> 15) * CosAx >> 15) - (((DSP1.Op11m * SinAz >> 15) * SinAx >> 15) * SinAy >> 15); DSP1.matrixB[1][2] = -((DSP1.Op11m * SinAx >> 15) * CosAy >> 15); DSP1.matrixB[2][0] = ((DSP1.Op11m * SinAz >> 15) * SinAx >> 15) - (((DSP1.Op11m * CosAz >> 15) * CosAx >> 15) * SinAy >> 15); DSP1.matrixB[2][1] = ((DSP1.Op11m * CosAz >> 15) * SinAx >> 15) + (((DSP1.Op11m * SinAz >> 15) * CosAx >> 15) * SinAy >> 15); DSP1.matrixB[2][2] = (DSP1.Op11m * CosAx >> 15) * CosAy >> 15; } static void DSP1_Op21 (void) { int16 SinAz = DSP1_Sin(DSP1.Op21Zr); int16 CosAz = DSP1_Cos(DSP1.Op21Zr); int16 SinAy = DSP1_Sin(DSP1.Op21Yr); int16 CosAy = DSP1_Cos(DSP1.Op21Yr); int16 SinAx = DSP1_Sin(DSP1.Op21Xr); int16 CosAx = DSP1_Cos(DSP1.Op21Xr); DSP1.Op21m >>= 1; DSP1.matrixC[0][0] = (DSP1.Op21m * CosAz >> 15) * CosAy >> 15; DSP1.matrixC[0][1] = -((DSP1.Op21m * SinAz >> 15) * CosAy >> 15); DSP1.matrixC[0][2] = DSP1.Op21m * SinAy >> 15; DSP1.matrixC[1][0] = ((DSP1.Op21m * SinAz >> 15) * CosAx >> 15) + (((DSP1.Op21m * CosAz >> 15) * SinAx >> 15) * SinAy >> 15); DSP1.matrixC[1][1] = ((DSP1.Op21m * CosAz >> 15) * CosAx >> 15) - (((DSP1.Op21m * SinAz >> 15) * SinAx >> 15) * SinAy >> 15); DSP1.matrixC[1][2] = -((DSP1.Op21m * SinAx >> 15) * CosAy >> 15); DSP1.matrixC[2][0] = ((DSP1.Op21m * SinAz >> 15) * SinAx >> 15) - (((DSP1.Op21m * CosAz >> 15) * CosAx >> 15) * SinAy >> 15); DSP1.matrixC[2][1] = ((DSP1.Op21m * CosAz >> 15) * SinAx >> 15) + (((DSP1.Op21m * SinAz >> 15) * CosAx >> 15) * SinAy >> 15); DSP1.matrixC[2][2] = (DSP1.Op21m * CosAx >> 15) * CosAy >> 15; } static void DSP1_Op0D (void) { DSP1.Op0DF = (DSP1.Op0DX * DSP1.matrixA[0][0] >> 15) + (DSP1.Op0DY * DSP1.matrixA[0][1] >> 15) + (DSP1.Op0DZ * DSP1.matrixA[0][2] >> 15); DSP1.Op0DL = (DSP1.Op0DX * DSP1.matrixA[1][0] >> 15) + (DSP1.Op0DY * DSP1.matrixA[1][1] >> 15) + (DSP1.Op0DZ * DSP1.matrixA[1][2] >> 15); DSP1.Op0DU = (DSP1.Op0DX * DSP1.matrixA[2][0] >> 15) + (DSP1.Op0DY * DSP1.matrixA[2][1] >> 15) + (DSP1.Op0DZ * DSP1.matrixA[2][2] >> 15); #ifdef DebugDSP1 Log_Message("OP0D X: %d Y: %d Z: %d / F: %d L: %d U: %d", DSP1.Op0DX, DSP1.Op0DY, DSP1.Op0DZ, DSP1.Op0DF, DSP1.Op0DL, DSP1.Op0DU); #endif } static void DSP1_Op1D (void) { DSP1.Op1DF = (DSP1.Op1DX * DSP1.matrixB[0][0] >> 15) + (DSP1.Op1DY * DSP1.matrixB[0][1] >> 15) + (DSP1.Op1DZ * DSP1.matrixB[0][2] >> 15); DSP1.Op1DL = (DSP1.Op1DX * DSP1.matrixB[1][0] >> 15) + (DSP1.Op1DY * DSP1.matrixB[1][1] >> 15) + (DSP1.Op1DZ * DSP1.matrixB[1][2] >> 15); DSP1.Op1DU = (DSP1.Op1DX * DSP1.matrixB[2][0] >> 15) + (DSP1.Op1DY * DSP1.matrixB[2][1] >> 15) + (DSP1.Op1DZ * DSP1.matrixB[2][2] >> 15); #ifdef DebugDSP1 Log_Message("OP1D X: %d Y: %d Z: %d / F: %d L: %d U: %d", DSP1.Op1DX, DSP1.Op1DY, DSP1.Op1DZ, DSP1.Op1DF, DSP1.Op1DL, DSP1.Op1DU); #endif } static void DSP1_Op2D (void) { DSP1.Op2DF = (DSP1.Op2DX * DSP1.matrixC[0][0] >> 15) + (DSP1.Op2DY * DSP1.matrixC[0][1] >> 15) + (DSP1.Op2DZ * DSP1.matrixC[0][2] >> 15); DSP1.Op2DL = (DSP1.Op2DX * DSP1.matrixC[1][0] >> 15) + (DSP1.Op2DY * DSP1.matrixC[1][1] >> 15) + (DSP1.Op2DZ * DSP1.matrixC[1][2] >> 15); DSP1.Op2DU = (DSP1.Op2DX * DSP1.matrixC[2][0] >> 15) + (DSP1.Op2DY * DSP1.matrixC[2][1] >> 15) + (DSP1.Op2DZ * DSP1.matrixC[2][2] >> 15); #ifdef DebugDSP1 Log_Message("OP2D X: %d Y: %d Z: %d / F: %d L: %d U: %d", DSP1.Op2DX, DSP1.Op2DY, DSP1.Op2DZ, DSP1.Op2DF, DSP1.Op2DL, DSP1.Op2DU); #endif } static void DSP1_Op03 (void) { DSP1.Op03X = (DSP1.Op03F * DSP1.matrixA[0][0] >> 15) + (DSP1.Op03L * DSP1.matrixA[1][0] >> 15) + (DSP1.Op03U * DSP1.matrixA[2][0] >> 15); DSP1.Op03Y = (DSP1.Op03F * DSP1.matrixA[0][1] >> 15) + (DSP1.Op03L * DSP1.matrixA[1][1] >> 15) + (DSP1.Op03U * DSP1.matrixA[2][1] >> 15); DSP1.Op03Z = (DSP1.Op03F * DSP1.matrixA[0][2] >> 15) + (DSP1.Op03L * DSP1.matrixA[1][2] >> 15) + (DSP1.Op03U * DSP1.matrixA[2][2] >> 15); #ifdef DebugDSP1 Log_Message("OP03 F: %d L: %d U: %d / X: %d Y: %d Z: %d", DSP1.Op03F, DSP1.Op03L, DSP1.Op03U, DSP1.Op03X, DSP1.Op03Y, DSP1.Op03Z); #endif } static void DSP1_Op13 (void) { DSP1.Op13X = (DSP1.Op13F * DSP1.matrixB[0][0] >> 15) + (DSP1.Op13L * DSP1.matrixB[1][0] >> 15) + (DSP1.Op13U * DSP1.matrixB[2][0] >> 15); DSP1.Op13Y = (DSP1.Op13F * DSP1.matrixB[0][1] >> 15) + (DSP1.Op13L * DSP1.matrixB[1][1] >> 15) + (DSP1.Op13U * DSP1.matrixB[2][1] >> 15); DSP1.Op13Z = (DSP1.Op13F * DSP1.matrixB[0][2] >> 15) + (DSP1.Op13L * DSP1.matrixB[1][2] >> 15) + (DSP1.Op13U * DSP1.matrixB[2][2] >> 15); #ifdef DebugDSP1 Log_Message("OP13 F: %d L: %d U: %d / X: %d Y: %d Z: %d", DSP1.Op13F, DSP1.Op13L, DSP1.Op13U, DSP1.Op13X, DSP1.Op13Y, DSP1.Op13Z); #endif } static void DSP1_Op23 (void) { DSP1.Op23X = (DSP1.Op23F * DSP1.matrixC[0][0] >> 15) + (DSP1.Op23L * DSP1.matrixC[1][0] >> 15) + (DSP1.Op23U * DSP1.matrixC[2][0] >> 15); DSP1.Op23Y = (DSP1.Op23F * DSP1.matrixC[0][1] >> 15) + (DSP1.Op23L * DSP1.matrixC[1][1] >> 15) + (DSP1.Op23U * DSP1.matrixC[2][1] >> 15); DSP1.Op23Z = (DSP1.Op23F * DSP1.matrixC[0][2] >> 15) + (DSP1.Op23L * DSP1.matrixC[1][2] >> 15) + (DSP1.Op23U * DSP1.matrixC[2][2] >> 15); #ifdef DebugDSP1 Log_Message("OP23 F: %d L: %d U: %d / X: %d Y: %d Z: %d", DSP1.Op23F, DSP1.Op23L, DSP1.Op23U, DSP1.Op23X, DSP1.Op23Y, DSP1.Op23Z); #endif } static void DSP1_Op14 (void) { int16 CSec, ESec, CTan, CSin, C, E; DSP1_Inverse(DSP1_Cos(DSP1.Op14Xr), 0, &CSec, &ESec); // Rotation Around Z DSP1_NormalizeDouble(DSP1.Op14U * DSP1_Cos(DSP1.Op14Yr) - DSP1.Op14F * DSP1_Sin(DSP1.Op14Yr), &C, &E); E = ESec - E; DSP1_Normalize(C * CSec >> 15, &C, &E); DSP1.Op14Zrr = DSP1.Op14Zr + DSP1_Truncate(C, E); // Rotation Around X DSP1.Op14Xrr = DSP1.Op14Xr + (DSP1.Op14U * DSP1_Sin(DSP1.Op14Yr) >> 15) + (DSP1.Op14F * DSP1_Cos(DSP1.Op14Yr) >> 15); // Rotation Around Y DSP1_NormalizeDouble(DSP1.Op14U * DSP1_Cos(DSP1.Op14Yr) + DSP1.Op14F * DSP1_Sin(DSP1.Op14Yr), &C, &E); E = ESec - E; DSP1_Normalize(DSP1_Sin(DSP1.Op14Xr), &CSin, &E); CTan = CSec * CSin >> 15; DSP1_Normalize(-(C * CTan >> 15), &C, &E); DSP1.Op14Yrr = DSP1.Op14Yr + DSP1_Truncate(C, E) + DSP1.Op14L; } static void DSP1_Target (int16 H, int16 V, int16 *X, int16 *Y) { int16 C, E, C1, E1; DSP1_Inverse((V * DSP1.SinAzs >> 15) + DSP1.VOffset, 8, &C, &E); E += DSP1.VPlane_E; C1 = C * DSP1.VPlane_C >> 15; E1 = E + DSP1.SecAZS_E1; H <<= 8; DSP1_Normalize(C1, &C, &E); C = DSP1_Truncate(C, E) * H >> 15; *X = DSP1.CentreX + (C * DSP1.CosAas >> 15); *Y = DSP1.CentreY - (C * DSP1.SinAas >> 15); V <<= 8; DSP1_Normalize(C1 * DSP1.SecAZS_C1 >> 15, &C, &E1); C = DSP1_Truncate(C, E1) * V >> 15; *X += C * -DSP1.SinAas >> 15; *Y += C * DSP1.CosAas >> 15; } static void DSP1_Op0E (void) { DSP1_Target(DSP1.Op0EH, DSP1.Op0EV, &DSP1.Op0EX, &DSP1.Op0EY); } static void DSP1_Op0B (void) { DSP1.Op0BS = (DSP1.Op0BX * DSP1.matrixA[0][0] + DSP1.Op0BY * DSP1.matrixA[0][1] + DSP1.Op0BZ * DSP1.matrixA[0][2]) >> 15; #ifdef DebugDSP1 Log_Message("OP0B"); #endif } static void DSP1_Op1B (void) { DSP1.Op1BS = (DSP1.Op1BX * DSP1.matrixB[0][0] + DSP1.Op1BY * DSP1.matrixB[0][1] + DSP1.Op1BZ * DSP1.matrixB[0][2]) >> 15; #ifdef DebugDSP1 Log_Message("OP1B X: %d Y: %d Z: %d S: %d", DSP1.Op1BX, DSP1.Op1BY, DSP1.Op1BZ, DSP1.Op1BS); Log_Message(" MX: %d MY: %d MZ: %d Scale: %d", (int16) (DSP1.matrixB[0][0] * 100), (int16) (DSP1.matrixB[0][1] * 100), (int16) (DSP1.matrixB[0][2] * 100), (int16) (DSP1.Op1BS * 100)); #endif } static void DSP1_Op2B (void) { DSP1.Op2BS = (DSP1.Op2BX * DSP1.matrixC[0][0] + DSP1.Op2BY * DSP1.matrixC[0][1] + DSP1.Op2BZ * DSP1.matrixC[0][2]) >> 15; #ifdef DebugDSP1 Log_Message("OP2B"); #endif } static void DSP1_Op08 (void) { int32 op08Size = (DSP1.Op08X * DSP1.Op08X + DSP1.Op08Y * DSP1.Op08Y + DSP1.Op08Z * DSP1.Op08Z) << 1; DSP1.Op08Ll = op08Size & 0xffff; DSP1.Op08Lh = (op08Size >> 16) & 0xffff; #ifdef DebugDSP1 Log_Message("OP08 %d,%d,%d", DSP1.Op08X, DSP1.Op08Y, DSP1.Op08Z); Log_Message("OP08 ((OP08X^2)+(OP08Y^2)+(OP08Z^2))=%x", op08Size); #endif } static void DSP1_Op18 (void) { DSP1.Op18D = (DSP1.Op18X * DSP1.Op18X + DSP1.Op18Y * DSP1.Op18Y + DSP1.Op18Z * DSP1.Op18Z - DSP1.Op18R * DSP1.Op18R) >> 15; #ifdef DebugDSP1 Log_Message("OP18 X: %d Y: %d Z: %d R: %D DIFF %d", DSP1.Op18X, DSP1.Op18Y, DSP1.Op38Z, DSP1.Op18D); #endif } static void DSP1_Op38 (void) { DSP1.Op38D = (DSP1.Op38X * DSP1.Op38X + DSP1.Op38Y * DSP1.Op38Y + DSP1.Op38Z * DSP1.Op38Z - DSP1.Op38R * DSP1.Op38R) >> 15; DSP1.Op38D++; #ifdef DebugDSP1 Log_Message("OP38 X: %d Y: %d Z: %d R: %D DIFF %d", DSP1.Op38X, DSP1.Op38Y, DSP1.Op38Z, DSP1.Op38D); #endif } static void DSP1_Op28 (void) { int32 Radius = DSP1.Op28X * DSP1.Op28X + DSP1.Op28Y * DSP1.Op28Y + DSP1.Op28Z * DSP1.Op28Z; if (Radius == 0) DSP1.Op28R = 0; else { int16 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]; DSP1.Op28R = ((Node2 - Node1) * (C & 0x1ff) >> 9) + Node1; DSP1.Op28R >>= (E >> 1); } #ifdef DebugDSP1 Log_Message("OP28 X:%d Y:%d Z:%d", DSP1.Op28X, DSP1.Op28Y, DSP1.Op28Z); Log_Message("OP28 Vector Length %d", DSP1.Op28R); #endif } static void DSP1_Op1C (void) { // Rotate Around Op1CZ1 DSP1.Op1CX1 = (DSP1.Op1CYBR * DSP1_Sin(DSP1.Op1CZ) >> 15) + (DSP1.Op1CXBR * DSP1_Cos(DSP1.Op1CZ) >> 15); DSP1.Op1CY1 = (DSP1.Op1CYBR * DSP1_Cos(DSP1.Op1CZ) >> 15) - (DSP1.Op1CXBR * DSP1_Sin(DSP1.Op1CZ) >> 15); DSP1.Op1CXBR = DSP1.Op1CX1; DSP1.Op1CYBR = DSP1.Op1CY1; // Rotate Around Op1CY1 DSP1.Op1CZ1 = (DSP1.Op1CXBR * DSP1_Sin(DSP1.Op1CY) >> 15) + (DSP1.Op1CZBR * DSP1_Cos(DSP1.Op1CY) >> 15); DSP1.Op1CX1 = (DSP1.Op1CXBR * DSP1_Cos(DSP1.Op1CY) >> 15) - (DSP1.Op1CZBR * DSP1_Sin(DSP1.Op1CY) >> 15); DSP1.Op1CXAR = DSP1.Op1CX1; DSP1.Op1CZBR = DSP1.Op1CZ1; // Rotate Around Op1CX1 DSP1.Op1CY1 = (DSP1.Op1CZBR * DSP1_Sin(DSP1.Op1CX) >> 15) + (DSP1.Op1CYBR * DSP1_Cos(DSP1.Op1CX) >> 15); DSP1.Op1CZ1 = (DSP1.Op1CZBR * DSP1_Cos(DSP1.Op1CX) >> 15) - (DSP1.Op1CYBR * DSP1_Sin(DSP1.Op1CX) >> 15); DSP1.Op1CYAR = DSP1.Op1CY1; DSP1.Op1CZAR = DSP1.Op1CZ1; #ifdef DebugDSP1 Log_Message("OP1C Apply Matrix CX:%d CY:%d CZ", DSP1.Op1CXAR, DSP1.Op1CYAR, DSP1.Op1CZAR); #endif } static void DSP1_Op0F (void) { DSP1.Op0FPass = 0x0000; #ifdef DebugDSP1 Log_Message("OP0F RAM Test Pass:%d", DSP1.Op0FPass); #endif } static void DSP1_Op2F (void) { DSP1.Op2FSize = 0x100; } void DSP1SetByte (uint8 byte, uint16 address) { if (address < DSP0.boundary) { if ((DSP1.command == 0x0A || DSP1.command == 0x1A) && DSP1.out_count != 0) { DSP1.out_count--; DSP1.out_index++; return; } else if (DSP1.waiting4command) { DSP1.command = byte; DSP1.in_index = 0; DSP1.waiting4command = FALSE; DSP1.first_parameter = TRUE; #ifdef DEBUGGER //printf("OP%02X\n",byte); #endif switch (byte) { case 0x00: DSP1.in_count = 2; break; case 0x30: case 0x10: DSP1.in_count = 2; break; case 0x20: DSP1.in_count = 2; break; case 0x24: case 0x04: DSP1.in_count = 2; break; case 0x08: DSP1.in_count = 3; break; case 0x18: DSP1.in_count = 4; break; case 0x28: DSP1.in_count = 3; break; case 0x38: DSP1.in_count = 4; break; case 0x2c: case 0x0c: DSP1.in_count = 3; break; case 0x3c: case 0x1c: DSP1.in_count = 6; break; case 0x32: case 0x22: case 0x12: case 0x02: DSP1.in_count = 7; break; case 0x0a: DSP1.in_count = 1; break; case 0x3a: case 0x2a: case 0x1a: DSP1.command = 0x1a; DSP1.in_count = 1; break; case 0x16: case 0x26: case 0x36: case 0x06: DSP1.in_count = 3; break; case 0x1e: case 0x2e: case 0x3e: case 0x0e: DSP1.in_count = 2; break; case 0x05: case 0x35: case 0x31: case 0x01: DSP1.in_count = 4; break; case 0x15: case 0x11: DSP1.in_count = 4; break; case 0x25: case 0x21: DSP1.in_count = 4; break; case 0x09: case 0x39: case 0x3d: case 0x0d: DSP1.in_count = 3; break; case 0x19: case 0x1d: DSP1.in_count = 3; break; case 0x29: case 0x2d: DSP1.in_count = 3; break; case 0x33: case 0x03: DSP1.in_count = 3; break; case 0x13: DSP1.in_count = 3; break; case 0x23: DSP1.in_count = 3; break; case 0x3b: case 0x0b: DSP1.in_count = 3; break; case 0x1b: DSP1.in_count = 3; break; case 0x2b: DSP1.in_count = 3; break; case 0x34: case 0x14: DSP1.in_count = 6; break; case 0x07: case 0x0f: DSP1.in_count = 1; break; case 0x27: case 0x2F: DSP1.in_count = 1; break; case 0x17: case 0x37: case 0x3F: DSP1.command = 0x1f; // Fall through case 0x1f: DSP1.in_count = 1; break; default: #ifdef DEBUGGER //printf("OP%02X\n", byte); #endif case 0x80: DSP1.in_count = 0; DSP1.waiting4command = TRUE; DSP1.first_parameter = TRUE; break; } DSP1.in_count <<= 1; } else { DSP1.parameters[DSP1.in_index] = byte; DSP1.first_parameter = FALSE; DSP1.in_index++; } if (DSP1.waiting4command || (DSP1.first_parameter && byte == 0x80)) { DSP1.waiting4command = TRUE; DSP1.first_parameter = FALSE; } else if (DSP1.first_parameter && (DSP1.in_count != 0 || (DSP1.in_count == 0 && DSP1.in_index == 0))) ; else { if (DSP1.in_count) { if (--DSP1.in_count == 0) { // Actually execute the command DSP1.waiting4command = TRUE; DSP1.out_index = 0; switch (DSP1.command) { case 0x1f: DSP1.out_count = 2048; break; case 0x00: // Multiple DSP1.Op00Multiplicand = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op00Multiplier = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1_Op00(); DSP1.out_count = 2; DSP1.output[0] = DSP1.Op00Result & 0xFF; DSP1.output[1] = (DSP1.Op00Result >> 8) & 0xFF; break; case 0x20: // Multiple DSP1.Op20Multiplicand = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op20Multiplier = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1_Op20(); DSP1.out_count = 2; DSP1.output[0] = DSP1.Op20Result & 0xFF; DSP1.output[1] = (DSP1.Op20Result >> 8) & 0xFF; break; case 0x30: case 0x10: // Inverse DSP1.Op10Coefficient = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op10Exponent = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1_Op10(); DSP1.out_count = 4; DSP1.output[0] = (uint8) ( ((int16) DSP1.Op10CoefficientR) & 0xFF); DSP1.output[1] = (uint8) ((((int16) DSP1.Op10CoefficientR) >> 8) & 0xFF); DSP1.output[2] = (uint8) ( ((int16) DSP1.Op10ExponentR ) & 0xFF); DSP1.output[3] = (uint8) ((((int16) DSP1.Op10ExponentR ) >> 8) & 0xFF); break; case 0x24: case 0x04: // Sin and Cos of angle DSP1.Op04Angle = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op04Radius = (uint16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1_Op04(); DSP1.out_count = 4; DSP1.output[0] = (uint8) (DSP1.Op04Sin & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op04Sin >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op04Cos & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op04Cos >> 8) & 0xFF); break; case 0x08: // Radius DSP1.Op08X = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op08Y = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op08Z = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op08(); DSP1.out_count = 4; DSP1.output[0] = (uint8) ( ((int16) DSP1.Op08Ll) & 0xFF); DSP1.output[1] = (uint8) ((((int16) DSP1.Op08Ll) >> 8) & 0xFF); DSP1.output[2] = (uint8) ( ((int16) DSP1.Op08Lh) & 0xFF); DSP1.output[3] = (uint8) ((((int16) DSP1.Op08Lh) >> 8) & 0xFF); break; case 0x18: // Range DSP1.Op18X = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op18Y = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op18Z = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1.Op18R = (int16) (DSP1.parameters[6] | (DSP1.parameters[7] << 8)); DSP1_Op18(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op18D & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op18D >> 8) & 0xFF); break; case 0x38: // Range DSP1.Op38X = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op38Y = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op38Z = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1.Op38R = (int16) (DSP1.parameters[6] | (DSP1.parameters[7] << 8)); DSP1_Op38(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op38D & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op38D >> 8) & 0xFF); break; case 0x28: // Distance (vector length) DSP1.Op28X = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op28Y = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op28Z = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op28(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op28R & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op28R >> 8) & 0xFF); break; case 0x2c: case 0x0c: // Rotate (2D rotate) DSP1.Op0CA = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op0CX1 = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op0CY1 = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op0C(); DSP1.out_count = 4; DSP1.output[0] = (uint8) (DSP1.Op0CX2 & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op0CX2 >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op0CY2 & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op0CY2 >> 8) & 0xFF); break; case 0x3c: case 0x1c: // Polar (3D rotate) DSP1.Op1CZ = (DSP1.parameters[ 0] | (DSP1.parameters[ 1] << 8)); //MK: reversed X and Y on neviksti and John's advice. DSP1.Op1CY = (DSP1.parameters[ 2] | (DSP1.parameters[ 3] << 8)); DSP1.Op1CX = (DSP1.parameters[ 4] | (DSP1.parameters[ 5] << 8)); DSP1.Op1CXBR = (DSP1.parameters[ 6] | (DSP1.parameters[ 7] << 8)); DSP1.Op1CYBR = (DSP1.parameters[ 8] | (DSP1.parameters[ 9] << 8)); DSP1.Op1CZBR = (DSP1.parameters[10] | (DSP1.parameters[11] << 8)); DSP1_Op1C(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op1CXAR & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op1CXAR >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op1CYAR & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op1CYAR >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op1CZAR & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op1CZAR >> 8) & 0xFF); break; case 0x32: case 0x22: case 0x12: case 0x02: // Parameter (Projection) DSP1.Op02FX = (int16) (DSP1.parameters[ 0] | (DSP1.parameters[ 1] << 8)); DSP1.Op02FY = (int16) (DSP1.parameters[ 2] | (DSP1.parameters[ 3] << 8)); DSP1.Op02FZ = (int16) (DSP1.parameters[ 4] | (DSP1.parameters[ 5] << 8)); DSP1.Op02LFE = (int16) (DSP1.parameters[ 6] | (DSP1.parameters[ 7] << 8)); DSP1.Op02LES = (int16) (DSP1.parameters[ 8] | (DSP1.parameters[ 9] << 8)); DSP1.Op02AAS = (uint16) (DSP1.parameters[10] | (DSP1.parameters[11] << 8)); DSP1.Op02AZS = (uint16) (DSP1.parameters[12] | (DSP1.parameters[13] << 8)); DSP1_Op02(); DSP1.out_count = 8; DSP1.output[0] = (uint8) (DSP1.Op02VOF & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op02VOF >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op02VVA & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op02VVA >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op02CX & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op02CX >> 8) & 0xFF); DSP1.output[6] = (uint8) (DSP1.Op02CY & 0xFF); DSP1.output[7] = (uint8) ((DSP1.Op02CY >> 8) & 0xFF); break; case 0x3a: case 0x2a: case 0x1a: // Raster mode 7 matrix data case 0x0a: DSP1.Op0AVS = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1_Op0A(); DSP1.out_count = 8; DSP1.output[0] = (uint8) (DSP1.Op0AA & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op0AA >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op0AB & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op0AB >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op0AC & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op0AC >> 8) & 0xFF); DSP1.output[6] = (uint8) (DSP1.Op0AD & 0xFF); DSP1.output[7] = (uint8) ((DSP1.Op0AD >> 8) & 0xFF); DSP1.in_index = 0; break; case 0x16: case 0x26: case 0x36: case 0x06: // Project object DSP1.Op06X = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op06Y = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op06Z = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op06(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op06H & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op06H >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op06V & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op06V >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op06M & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op06M >> 8) & 0xFF); break; case 0x1e: case 0x2e: case 0x3e: case 0x0e: // Target DSP1.Op0EH = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op0EV = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1_Op0E(); DSP1.out_count = 4; DSP1.output[0] = (uint8) (DSP1.Op0EX & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op0EX >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op0EY & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op0EY >> 8) & 0xFF); break; // Extra commands used by Pilot Wings case 0x05: case 0x35: case 0x31: case 0x01: // Set attitude matrix A DSP1.Op01m = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op01Zr = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op01Yr = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1.Op01Xr = (int16) (DSP1.parameters[6] | (DSP1.parameters[7] << 8)); DSP1_Op01(); break; case 0x15: case 0x11: // Set attitude matrix B DSP1.Op11m = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op11Zr = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op11Yr = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1.Op11Xr = (int16) (DSP1.parameters[7] | (DSP1.parameters[7] << 8)); DSP1_Op11(); break; case 0x25: case 0x21: // Set attitude matrix C DSP1.Op21m = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op21Zr = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op21Yr = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1.Op21Xr = (int16) (DSP1.parameters[6] | (DSP1.parameters[7] << 8)); DSP1_Op21(); break; case 0x09: case 0x39: case 0x3d: case 0x0d: // Objective matrix A DSP1.Op0DX = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op0DY = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op0DZ = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op0D(); DSP1.out_count = 6; DSP1.output [0] = (uint8) (DSP1.Op0DF & 0xFF); DSP1.output [1] = (uint8) ((DSP1.Op0DF >> 8) & 0xFF); DSP1.output [2] = (uint8) (DSP1.Op0DL & 0xFF); DSP1.output [3] = (uint8) ((DSP1.Op0DL >> 8) & 0xFF); DSP1.output [4] = (uint8) (DSP1.Op0DU & 0xFF); DSP1.output [5] = (uint8) ((DSP1.Op0DU >> 8) & 0xFF); break; case 0x19: case 0x1d: // Objective matrix B DSP1.Op1DX = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op1DY = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op1DZ = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op1D(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op1DF & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op1DF >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op1DL & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op1DL >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op1DU & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op1DU >> 8) & 0xFF); break; case 0x29: case 0x2d: // Objective matrix C DSP1.Op2DX = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op2DY = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op2DZ = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op2D(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op2DF & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op2DF >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op2DL & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op2DL >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op2DU & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op2DU >> 8) & 0xFF); break; case 0x33: case 0x03: // Subjective matrix A DSP1.Op03F = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op03L = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op03U = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op03(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op03X & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op03X >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op03Y & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op03Y >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op03Z & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op03Z >> 8) & 0xFF); break; case 0x13: // Subjective matrix B DSP1.Op13F = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op13L = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op13U = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op13(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op13X & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op13X >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op13Y & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op13Y >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op13Z & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op13Z >> 8) & 0xFF); break; case 0x23: // Subjective matrix C DSP1.Op23F = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op23L = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op23U = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op23(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op23X & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op23X >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op23Y & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op23Y >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op23Z & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op23Z >> 8) & 0xFF); break; case 0x3b: case 0x0b: DSP1.Op0BX = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op0BY = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op0BZ = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op0B(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op0BS & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op0BS >> 8) & 0xFF); break; case 0x1b: DSP1.Op1BX = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op1BY = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op1BZ = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op1B(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op1BS & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op1BS >> 8) & 0xFF); break; case 0x2b: DSP1.Op2BX = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1.Op2BY = (int16) (DSP1.parameters[2] | (DSP1.parameters[3] << 8)); DSP1.Op2BZ = (int16) (DSP1.parameters[4] | (DSP1.parameters[5] << 8)); DSP1_Op2B(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op2BS & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op2BS >> 8) & 0xFF); break; case 0x34: case 0x14: DSP1.Op14Zr = (int16) (DSP1.parameters[ 0] | (DSP1.parameters[ 1] << 8)); DSP1.Op14Xr = (int16) (DSP1.parameters[ 2] | (DSP1.parameters[ 3] << 8)); DSP1.Op14Yr = (int16) (DSP1.parameters[ 4] | (DSP1.parameters[ 5] << 8)); DSP1.Op14U = (int16) (DSP1.parameters[ 6] | (DSP1.parameters[ 7] << 8)); DSP1.Op14F = (int16) (DSP1.parameters[ 8] | (DSP1.parameters[ 9] << 8)); DSP1.Op14L = (int16) (DSP1.parameters[10] | (DSP1.parameters[11] << 8)); DSP1_Op14(); DSP1.out_count = 6; DSP1.output[0] = (uint8) (DSP1.Op14Zrr & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op14Zrr >> 8) & 0xFF); DSP1.output[2] = (uint8) (DSP1.Op14Xrr & 0xFF); DSP1.output[3] = (uint8) ((DSP1.Op14Xrr >> 8) & 0xFF); DSP1.output[4] = (uint8) (DSP1.Op14Yrr & 0xFF); DSP1.output[5] = (uint8) ((DSP1.Op14Yrr >> 8) & 0xFF); break; case 0x27: case 0x2F: DSP1.Op2FUnknown = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1_Op2F(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op2FSize & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op2FSize >> 8) & 0xFF); break; case 0x07: case 0x0F: DSP1.Op0FRamsize = (int16) (DSP1.parameters[0] | (DSP1.parameters[1] << 8)); DSP1_Op0F(); DSP1.out_count = 2; DSP1.output[0] = (uint8) (DSP1.Op0FPass & 0xFF); DSP1.output[1] = (uint8) ((DSP1.Op0FPass >> 8) & 0xFF); break; default: break; } } } } } } uint8 DSP1GetByte (uint16 address) { uint8 t; if (address < DSP0.boundary) { if (DSP1.out_count) { t = (uint8) DSP1.output[DSP1.out_index]; DSP1.out_index++; if (--DSP1.out_count == 0) { if (DSP1.command == 0x1a || DSP1.command == 0x0a) { DSP1_Op0A(); DSP1.out_count = 8; DSP1.out_index = 0; DSP1.output[0] = DSP1.Op0AA & 0xFF; DSP1.output[1] = (DSP1.Op0AA >> 8) & 0xFF; DSP1.output[2] = DSP1.Op0AB & 0xFF; DSP1.output[3] = (DSP1.Op0AB >> 8) & 0xFF; DSP1.output[4] = DSP1.Op0AC & 0xFF; DSP1.output[5] = (DSP1.Op0AC >> 8) & 0xFF; DSP1.output[6] = DSP1.Op0AD & 0xFF; DSP1.output[7] = (DSP1.Op0AD >> 8) & 0xFF; } if (DSP1.command == 0x1f) { if ((DSP1.out_index % 2) != 0) t = (uint8) DSP1ROM[DSP1.out_index >> 1]; else t = DSP1ROM[DSP1.out_index >> 1] >> 8; } } DSP1.waiting4command = TRUE; } else t = 0x80; } else t = 0x80; return (t); }