a2600 refactor - make mapper classes internal and sealed
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adelikat
parent
f10b51558b
commit
efb34f74e1
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@ -2,7 +2,7 @@
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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public abstract class MapperBase
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internal abstract class MapperBase
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{
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protected MapperBase(Atari2600 core)
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{
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@ -2,7 +2,7 @@
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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internal class Multicart2K : MapperBase
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internal sealed class Multicart2K : MapperBase
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{
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private int _gameTotal;
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private int _currentGame;
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@ -2,7 +2,7 @@
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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internal class Multicart4K : MapperBase
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internal sealed class Multicart4K : MapperBase
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{
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private int _gameTotal;
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private int _currentGame;
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@ -2,7 +2,7 @@
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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internal class Multicart8K : MapperBase
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internal sealed class Multicart8K : MapperBase
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{
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private int _bank4K;
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@ -21,7 +21,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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B is the bank we will select. So, accessing 0800 will select bank 0, and 0840
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will select bank 1.
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*/
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internal class m0840 : MapperBase
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internal sealed class m0840 : MapperBase
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{
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private int _bank4K;
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@ -1,6 +1,6 @@
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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internal class m2K : MapperBase
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internal sealed class m2K : MapperBase
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{
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public m2K(Atari2600 core) : base(core)
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{
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@ -20,7 +20,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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enough space for 256K of RAM. When RAM is selected, 1000-13FF is the read port while
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1400-17FF is the write port.
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*/
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internal class m3E : MapperBase
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internal sealed class m3E : MapperBase
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{
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public m3E(Atari2600 core) : base(core)
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{
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@ -20,7 +20,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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register, and this has been done... however do not think 512K ROMs have been made just
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yet.
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*/
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internal class m3F : MapperBase
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internal sealed class m3F : MapperBase
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{
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private int _lowBank2K;
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@ -41,7 +41,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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bytes of ROM.
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*/
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internal class m4A50 : MapperBase
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internal sealed class m4A50 : MapperBase
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{
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private byte[] _ram = new byte[32768];
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@ -1,6 +1,6 @@
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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internal class m4K : MapperBase
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internal sealed class m4K : MapperBase
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{
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public m4K(Atari2600 core) : base(core)
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{
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@ -31,7 +31,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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p = ROM Power (0 = enabled, 1 = off.) Only power the ROM if you're
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wanting to access the ROM for multi-loads. Otherwise set to 1.
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*/
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internal class mAR : MapperBase
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internal sealed class mAR : MapperBase
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{
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#region SuperCharger Data
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@ -177,7 +177,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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by two 20K resistors, then it goes through a hex inverting schmitt trigger to
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square it up. This then runs into bit 7 of portA.
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*/
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internal class mCM : MapperBase
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internal sealed class mCM : MapperBase
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{
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// TODO: PokeMem
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private byte[] _ram = new byte[2048];
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@ -15,7 +15,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Example games:
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Magicard
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*/
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internal class mCV : MapperBase
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internal sealed class mCV : MapperBase
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{
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private byte[] _ram = new byte[1024];
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@ -222,7 +222,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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so. The value read at 1004-1007 is the instantanious value generated by the fetchers and
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mixing hardware.
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*/
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internal class mDPC : MapperBase
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internal sealed class mDPC : MapperBase
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{
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// Table for computing the input bit of the random number generator's
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// shift register (it's the NOT of the EOR of four bits)
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@ -9,7 +9,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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display bank, 1K frequency table and the DPC chip. For complete details on
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the DPC chip see David P. Crane's United States Patent Number 4,644,495.
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*/
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internal class mDPCPlus : MapperBase
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internal sealed class mDPCPlus : MapperBase
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{
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// Table for computing the input bit of the random number generator's
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// shift register (it's the NOT of the EOR of four bits)
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@ -22,7 +22,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Example Games:
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Frogger II - Threedeep! (1983) (Parker Bros)
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*/
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internal class mE0 : MapperBase
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internal sealed class mE0 : MapperBase
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{
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private int _toggle1;
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private int _toggle2;
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@ -26,7 +26,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Accessing 1FE8 through 1FEB select which 256 byte bank shows up.
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*/
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internal class mE7 : MapperBase
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internal sealed class mE7 : MapperBase
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{
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private const int RamBank1Offset = 1024;
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private int _romBank1K;
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@ -11,7 +11,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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1FE0-1FEF. Accessing one of these will select the desired bank. 1FE0 = bank 0,
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1FE1 = bank 1, etc.
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*/
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internal class mEF : MapperBase
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internal sealed class mEF : MapperBase
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{
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private int _toggle;
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@ -7,7 +7,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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There are 16 4K banks (total of 64K ROM) with 128 bytes of RAM.
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Accessing $1FE0 - $1FEF switches to each bank.
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*/
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internal class mEFSC : MapperBase
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internal sealed class mEFSC : MapperBase
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{
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private int _bank4K;
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private byte[] _ram = new byte[128];
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@ -17,7 +17,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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bank is numbered by means of one of the ROM locations, and the code simply keeps accessing
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1FF0 until the bank it is looking for comes up.
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*/
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internal class mF0 : MapperBase
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internal sealed class mF0 : MapperBase
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{
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private int _bank;
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@ -9,7 +9,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Again, this works like F8 and F6 except now there's 8 4K banks. Selection is performed
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by accessing 1FF4 through 1FFB.
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*/
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internal class mF4 :MapperBase
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internal sealed class mF4 :MapperBase
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{
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private int _toggle;
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@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Cartridge class used for Atari's 16K bankswitched games with
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128 bytes of RAM. There are four 4K banks.
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*/
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internal class mF4SC : MapperBase
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internal sealed class mF4SC : MapperBase
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{
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private int _bank4K;
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private byte[] _ram = new byte[128];
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@ -11,7 +11,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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select one of the 4 banks. i.e. 1FF6 selects bank 0, 1FF7 selects bank 1, etc.
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*/
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internal class mF6 : MapperBase
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internal sealed class mF6 : MapperBase
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{
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private int _toggle;
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@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Cartridge class used for Atari's 16K bankswitched games with
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128 bytes of RAM. There are four 4K banks.
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*/
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internal class mF6SC : MapperBase
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internal sealed class mF6SC : MapperBase
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{
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private int _bank4K;
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private byte[] _ram = new byte[128];
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@ -19,7 +19,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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so when the switch occurs, the code won't crash.
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*/
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internal class mF8 : MapperBase
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internal sealed class mF8 : MapperBase
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{
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private int _bank4K;
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@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Cartridge class used for Atari's 8K bankswitched games with
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128 bytes of RAM. There are two 4K banks.
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*/
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internal class mF8SC : MapperBase
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internal sealed class mF8SC : MapperBase
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{
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private int _bank4K;
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private byte[] _ram = new byte[128];
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@ -8,7 +8,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Apparently some of Sega's games have banks that are physically flipped, so even though this game uses a common mapper, the initial bank that gets pointed to is incorrect.
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*/
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internal class mF8_sega : MapperBase
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internal sealed class mF8_sega : MapperBase
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{
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private int _bank4K = 1;
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@ -13,7 +13,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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accessing 1FF8, 1FF9, and 1FFA. There's also 256 bytes of RAM mapped into 1000-11FF.
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The write port is at 1000-10FF, and the read port is 1100-11FF.
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*/
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internal class mFA : MapperBase
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internal sealed class mFA : MapperBase
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{
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private int _toggle;
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private byte[] _ram = new byte[256];
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@ -8,7 +8,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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There are six (or seven) 4K banks and 256 bytes of RAM.
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*/
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internal class mFA2 : MapperBase
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internal sealed class mFA2 : MapperBase
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{
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private int _bank4K;
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private byte[] _ram = new byte[256];
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@ -54,7 +54,7 @@
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Using emulators or similar there is a large cheat that can be used. A13 can be used
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to simply select which 8K bank to be in.
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*/
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internal class mFE : MapperBase
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internal sealed class mFE : MapperBase
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{
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public mFE(Atari2600 core) : base(core)
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{
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@ -58,7 +58,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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address bus. An actual system doesn't have that luxury, unfortunately, so it must
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disregard accesses to 3C-3F instead.
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*/
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internal class mMC : MapperBase
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internal sealed class mMC : MapperBase
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{
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public mMC(Atari2600 core) : base(core)
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{
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@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Cartridge class used for SB "SUPERbanking" 128k-256k bankswitched games.
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There are either 32 or 64 4K banks.
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*/
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internal class mSB : MapperBase
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internal sealed class mSB : MapperBase
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{
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private int _bank4K;
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@ -11,7 +11,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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Accessing 0220 will select the first bank, and accessing 0240 will select the second.
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*/
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internal class mUA : MapperBase
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internal sealed class mUA : MapperBase
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{
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private int _toggle;
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@ -33,7 +33,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
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TIA registers at 00-3F or 40-7F without incurring any overhead.
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*/
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internal class mX07 : MapperBase
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internal sealed class mX07 : MapperBase
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{
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private int _romBank2K;
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