Alienjack/AxibugEmuOnline
1
0
Fork 0
forked from sin365/AxibugEmuOnline
Code Pull Requests Activity

优化virtuaNes核心的gc开销

Browse Source
This commit is contained in:
Alienjack 2025-10-16 16:52:14 +08:00
parent 0314647af0
commit ec41530a12
2 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
AxibugEmuOnline.Client/Assets/VirtualNes.Core/MMU.cs
View File

@ -5,11 +5,11 @@ namespace VirtualNes
public static class MMU public static class MMU
{ {
// CPU 儊儌儕僶儞僋 // CPU 儊儌儕僶儞僋
public static ArrayRef<byte>[] CPU_MEM_BANK = new ArrayRef<byte>[8]; // 8K扨埵 public static ArrayRef<byte>[] CPU_MEM_BANK = new ArrayRef<byte>[8] { new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>() }; // 8K扨埵
public static byte[] CPU_MEM_TYPE = new byte[8]; public static byte[] CPU_MEM_TYPE = new byte[8];
public static int[] CPU_MEM_PAGE = new int[8]; // 僗僥乕僩僙乕僽梡 public static int[] CPU_MEM_PAGE = new int[8]; // 僗僥乕僩僙乕僽梡
// PPU 儊儌儕僶儞僋 // PPU 儊儌儕僶儞僋
public static ArrayRef<byte>[] PPU_MEM_BANK = new ArrayRef<byte>[12]; // 1K扨埵 public static ArrayRef<byte>[] PPU_MEM_BANK = new ArrayRef<byte>[12] { new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), new ArrayRef<byte>(), }; // 1K扨埵
public static byte[] PPU_MEM_TYPE = new byte[12]; public static byte[] PPU_MEM_TYPE = new byte[12];
public static int[] PPU_MEM_PAGE = new int[12]; // 僗僥乕僩僙乕僽梡 public static int[] PPU_MEM_PAGE = new int[12]; // 僗僥乕僩僙乕僽梡
public static byte[] CRAM_USED = new byte[16]; // 僗僥乕僩僙乕僽梡 public static byte[] CRAM_USED = new byte[16]; // 僗僥乕僩僙乕僽梡
@ -72,7 +72,7 @@ namespace VirtualNes
internal static void SetPROM_Bank(byte page, byte[] ptr, byte type) internal static void SetPROM_Bank(byte page, byte[] ptr, byte type)
{ {
CPU_MEM_BANK[page] = new ArrayRef<byte>(ptr, 0, ptr.Length); CPU_MEM_BANK[page].SetArray(ptr, 0, ptr.Length);
CPU_MEM_TYPE[page] = type; CPU_MEM_TYPE[page] = type;
CPU_MEM_PAGE[page] = 0; CPU_MEM_PAGE[page] = 0;
} }
@ -101,7 +101,7 @@ namespace VirtualNes
internal static void SetPROM_8K_Bank(byte page, int bank) internal static void SetPROM_8K_Bank(byte page, int bank)
{ {
bank %= PROM_8K_SIZE; bank %= PROM_8K_SIZE;
CPU_MEM_BANK[page] = new ArrayRef<byte>(MMU.PROM, 0x2000 * bank, MMU.PROM.Length - 0x2000 * bank); CPU_MEM_BANK[page].SetArray(MMU.PROM, 0x2000 * bank, MMU.PROM.Length - 0x2000 * bank);
CPU_MEM_TYPE[page] = BANKTYPE_ROM; CPU_MEM_TYPE[page] = BANKTYPE_ROM;
CPU_MEM_PAGE[page] = bank; CPU_MEM_PAGE[page] = bank;
} }
@ -139,7 +139,7 @@ namespace VirtualNes
internal static void SetVROM_1K_Bank(byte page, int bank) internal static void SetVROM_1K_Bank(byte page, int bank)
{ {
bank %= VROM_1K_SIZE; bank %= VROM_1K_SIZE;
PPU_MEM_BANK[page] = new ArrayRef<byte>(VROM, 0x0400 * bank, VROM.Length - (0x0400 * bank)); PPU_MEM_BANK[page].SetArray(VROM, 0x0400 * bank, VROM.Length - (0x0400 * bank));
PPU_MEM_TYPE[page] = BANKTYPE_VROM; PPU_MEM_TYPE[page] = BANKTYPE_VROM;
PPU_MEM_PAGE[page] = bank; PPU_MEM_PAGE[page] = bank;
} }
@ -182,7 +182,7 @@ namespace VirtualNes
internal static void SetCRAM_1K_Bank(byte page, int bank) internal static void SetCRAM_1K_Bank(byte page, int bank)
{ {
bank &= 0x1F; bank &= 0x1F;
PPU_MEM_BANK[page] = new ArrayRef<byte>(MMU.CRAM, 0x0400 * bank, MMU.CRAM.Length - 0x0400 * bank); PPU_MEM_BANK[page].SetArray(MMU.CRAM, 0x0400 * bank, MMU.CRAM.Length - 0x0400 * bank);
PPU_MEM_TYPE[page] = BANKTYPE_CRAM; PPU_MEM_TYPE[page] = BANKTYPE_CRAM;
PPU_MEM_PAGE[page] = bank; PPU_MEM_PAGE[page] = bank;
@ -214,7 +214,7 @@ namespace VirtualNes
internal static void SetVRAM_1K_Bank(byte page, int bank) internal static void SetVRAM_1K_Bank(byte page, int bank)
{ {
bank &= 3; bank &= 3;
PPU_MEM_BANK[page] = new ArrayRef<byte>(VRAM, 0x0400 * bank, VRAM.Length - 0x0400 * bank); PPU_MEM_BANK[page].SetArray(VRAM, 0x0400 * bank, VRAM.Length - 0x0400 * bank);
PPU_MEM_TYPE[page] = BANKTYPE_VRAM; PPU_MEM_TYPE[page] = BANKTYPE_VRAM;
PPU_MEM_PAGE[page] = bank; PPU_MEM_PAGE[page] = bank;
} }

2
AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs
View File

@ -426,7 +426,7 @@ namespace VirtualNes.Core
// 僨僼僅儖僩僶儞僋愝掕 // 僨僼僅儖僩僶儞僋愝掕
for (i = 0; i < 8; i++) for (i = 0; i < 8; i++)
{ {
MMU.CPU_MEM_BANK[i] = null; MMU.CPU_MEM_BANK[i] = new ArrayRef<byte>();
MMU.CPU_MEM_TYPE[i] = MMU.BANKTYPE_ROM; MMU.CPU_MEM_TYPE[i] = MMU.BANKTYPE_ROM;
MMU.CPU_MEM_PAGE[i] = 0; MMU.CPU_MEM_PAGE[i] = 0;
} }