From d59c856fbf576daa91fa4a8bade38d97b4edbbe4 Mon Sep 17 00:00:00 2001 From: João Silva Date: Sat, 14 Jan 2017 21:09:57 +0000 Subject: Moved copyright information to copyright file. --- source/apu.c | 91 +----------------------------------------------------------- 1 file changed, 1 insertion(+), 90 deletions(-) (limited to 'source/apu.c') diff --git a/source/apu.c b/source/apu.c index 81d3688..b8b7eae 100644 --- a/source/apu.c +++ b/source/apu.c @@ -1,93 +1,4 @@ -/******************************************************************************* - Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. - - (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and - Jerremy Koot (jkoot@snes9x.com) - - (c) Copyright 2001 - 2004 John Weidman (jweidman@slip.net) - - (c) Copyright 2002 - 2004 Brad Jorsch (anomie@users.sourceforge.net), - funkyass (funkyass@spam.shaw.ca), - Joel Yliluoma (http://iki.fi/bisqwit/) - Kris Bleakley (codeviolation@hotmail.com), - Matthew Kendora, - Nach (n-a-c-h@users.sourceforge.net), - Peter Bortas (peter@bortas.org) and - zones (kasumitokoduck@yahoo.com) - - C4 x86 assembler and some C emulation code - (c) Copyright 2000 - 2003 zsKnight (zsknight@zsnes.com), - _Demo_ (_demo_@zsnes.com), and Nach - - C4 C++ code - (c) Copyright 2003 Brad Jorsch - - DSP-1 emulator code - (c) Copyright 1998 - 2004 Ivar (ivar@snes9x.com), _Demo_, Gary Henderson, - John Weidman, neviksti (neviksti@hotmail.com), - Kris Bleakley, Andreas Naive - - DSP-2 emulator code - (c) Copyright 2003 Kris Bleakley, John Weidman, neviksti, Matthew Kendora, and - Lord Nightmare (lord_nightmare@users.sourceforge.net - - OBC1 emulator code - (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com) and - Kris Bleakley - Ported from x86 assembler to C by sanmaiwashi - - SPC7110 and RTC C++ emulator code - (c) Copyright 2002 Matthew Kendora with research by - zsKnight, John Weidman, and Dark Force - - S-DD1 C emulator code - (c) Copyright 2003 Brad Jorsch with research by - Andreas Naive and John Weidman - - S-RTC C emulator code - (c) Copyright 2001 John Weidman - - ST010 C++ emulator code - (c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora - - Super FX x86 assembler emulator code - (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault - - Super FX C emulator code - (c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman - - - SH assembler code partly based on x86 assembler code - (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) - - (c) Copyright 2014 - 2016 Daniel De Matteis. (UNDER NO CIRCUMSTANCE - WILL COMMERCIAL RIGHTS EVER BE APPROPRIATED TO ANY PARTY) - - Specific ports contains the works of other authors. See headers in - individual files. - - Snes9x homepage: http://www.snes9x.com - - Permission to use, copy, modify and distribute Snes9x in both binary and - source form, for non-commercial purposes, is hereby granted without fee, - providing that this license information and copyright notice appear with - all copies and any derived work. - - This software is provided 'as-is', without any express or implied - warranty. In no event shall the authors be held liable for any damages - arising from the use of this software. - - Snes9x is freeware for PERSONAL USE only. Commercial users should - seek permission of the copyright holders first. Commercial use includes - charging money for Snes9x or software derived from Snes9x. - - The copyright holders request that bug fixes and improvements to the code - should be forwarded to them so everyone can benefit from the modifications - in future versions. - - Super NES and Super Nintendo Entertainment System are trademarks of - Nintendo Co., Limited and its subsidiary companies. -*******************************************************************************/ +#include "../copyright" #ifndef USE_BLARGG_APU -- cgit v1.2.3 From 3b8323853f4eeddb61398e77c51bb2349f430227 Mon Sep 17 00:00:00 2001 From: João Silva Date: Sat, 14 Jan 2017 23:08:50 +0000 Subject: Removed a LOT of useless stuff. --- source/apu.c | 17 ----------------- 1 file changed, 17 deletions(-) (limited to 'source/apu.c') diff --git a/source/apu.c b/source/apu.c index b8b7eae..1ee1013 100644 --- a/source/apu.c +++ b/source/apu.c @@ -38,7 +38,6 @@ uint8_t APUROM [64]; void S9xResetAPU() { - int i, j; Settings.APUEnabled = Settings.NextAPUEnabled; @@ -186,7 +185,6 @@ void S9xSetAPUDSP(uint8_t byte) break; case APU_KOFF: - // if (byte) { int c; uint8_t mask = 1; @@ -200,7 +198,6 @@ void S9xSetAPUDSP(uint8_t byte) KeyOnPrev &= ~mask; APU.KeyedChannels &= ~mask; APU.DSP [APU_KON] &= ~mask; - //APU.DSP [APU_KOFF] |= mask; S9xSetSoundKeyOff(c); } } @@ -209,14 +206,12 @@ void S9xSetAPUDSP(uint8_t byte) { KeyOnPrev &= ~mask; APU.KeyedChannels |= mask; - //APU.DSP [APU_KON] |= mask; APU.DSP [APU_KOFF] &= ~mask; APU.DSP [APU_ENDX] &= ~mask; S9xPlaySample(c); } } } - //KeyOnPrev=0; APU.DSP [APU_KOFF] = byte; return; case APU_KON: @@ -234,8 +229,6 @@ void S9xSetAPUDSP(uint8_t byte) { KeyOnPrev &= ~mask; APU.KeyedChannels |= mask; - //APU.DSP [APU_KON] |= mask; - //APU.DSP [APU_KOFF] &= ~mask; APU.DSP [APU_ENDX] &= ~mask; S9xPlaySample(c); } @@ -253,8 +246,6 @@ void S9xSetAPUDSP(uint8_t byte) case APU_VOL_LEFT + 0x50: case APU_VOL_LEFT + 0x60: case APU_VOL_LEFT + 0x70: - // At Shin Megami Tensei suggestion 6/11/00 - // if (byte != APU.DSP [reg]) { S9xSetSoundVolume(reg >> 4, (signed char) byte, (signed char) APU.DSP [reg + 1]); @@ -268,8 +259,6 @@ void S9xSetAPUDSP(uint8_t byte) case APU_VOL_RIGHT + 0x50: case APU_VOL_RIGHT + 0x60: case APU_VOL_RIGHT + 0x70: - // At Shin Megami Tensei suggestion 6/11/00 - // if (byte != APU.DSP [reg]) { S9xSetSoundVolume(reg >> 4, (signed char) APU.DSP [reg - 1], (signed char) byte); @@ -418,8 +407,6 @@ void S9xSetAPUDSP(uint8_t byte) S9xSetFilterCoefficient(reg >> 4, (signed char) byte); break; default: - // XXX - //printf ("Write %02x to unknown APU register %02x\n", byte, reg); break; } @@ -524,8 +511,6 @@ void S9xFixEnvelope(int channel, uint8_t gain, uint8_t adsr1, uint8_t adsr2) void S9xSetAPUControl(uint8_t byte) { - //if (byte & 0x40) - //printf ("*** Special SPC700 timing enabled\n"); if ((byte & 1) != 0 && !APU.TimerEnabled [0]) { APU.Timer [0] = 0; @@ -639,8 +624,6 @@ uint8_t S9xGetAPUDSP() return ((uint8_t) S9xGetEnvelopeHeight(reg >> 4)); case APU_ENDX: - // To fix speech in Magical Drop 2 6/11/00 - // APU.DSP [APU_ENDX] = 0; break; default: break; -- cgit v1.2.3 From 9702298962eccc89ded30901f8b219f3e7f948dc Mon Sep 17 00:00:00 2001 From: João Silva Date: Sat, 14 Jan 2017 23:52:37 +0000 Subject: Copied some apu.c optimizations from snes9x2002. --- source/apu.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'source/apu.c') diff --git a/source/apu.c b/source/apu.c index 1ee1013..91453e6 100644 --- a/source/apu.c +++ b/source/apu.c @@ -274,7 +274,7 @@ void S9xSetAPUDSP(uint8_t byte) case APU_P_LOW + 0x60: case APU_P_LOW + 0x70: S9xSetSoundHertz(reg >> 4, - ((byte + (APU.DSP [reg + 1] << 8)) & FREQUENCY_MASK) * 8); + (((byte + (APU.DSP [reg + 1] << 8)) & FREQUENCY_MASK) * 32000) >> 12); break; case APU_P_HIGH + 0x00: @@ -297,8 +297,6 @@ void S9xSetAPUDSP(uint8_t byte) case APU_SRCN + 0x50: case APU_SRCN + 0x60: case APU_SRCN + 0x70: - if (byte != APU.DSP [reg]) - S9xSetSoundSample(reg >> 4, byte); break; case APU_ADSR1 + 0x00: @@ -621,7 +619,7 @@ uint8_t S9xGetAPUDSP() case APU_ENVX + 0x50: case APU_ENVX + 0x60: case APU_ENVX + 0x70: - return ((uint8_t) S9xGetEnvelopeHeight(reg >> 4)); + return 0; case APU_ENDX: break; -- cgit v1.2.3