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1 #ifndef VBA_GB_GLOBALS_H
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2 #define VBA_GB_GLOBALS_H
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3
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4 #if _MSC_VER > 1000
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5 #pragma once
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6 #endif // _MSC_VER > 1000
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7
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8 #include "../Port.h"
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9
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10 extern int32 gbRomSizeMask;
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11 extern int32 gbRomSize;
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12 extern int32 gbRamSize;
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13 extern int32 gbRamSizeMask;
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14
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15 extern u8 * gbRom;
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16 extern u8 * gbRam;
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17 extern u8 * gbVram;
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18 extern u8 * gbWram;
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19 extern u8 * gbMemory;
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20 extern u16 *gbLineBuffer;
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21
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22 extern u8 *gbMemoryMap[16];
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23
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24 inline u8 gbReadMemoryQuick(u16 address)
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25 {
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26 extern int32 gbEchoRAMFixOn;
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27 if (gbEchoRAMFixOn)
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28 {
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29 if (address >= 0xe000 && address < 0xfe00)
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30 {
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31 address -= 0x2000;
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32 }
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33 }
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34 return gbMemoryMap[address>>12][address&0xfff];
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35 }
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36
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37 inline void gbWriteMemoryQuick(u16 address, u8 value)
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38 {
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39 extern int32 gbEchoRAMFixOn;
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40 if (gbEchoRAMFixOn)
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41 {
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42 if (address >= 0xe000 && address < 0xfe00)
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43 {
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44 address -= 0x2000;
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45 }
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46 }
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47 gbMemoryMap[address>>12][address&0xfff] = value;
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48 }
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49
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50 inline u8 gbReadROMQuick(u32 address)
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51 {
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52 return gbRom[address];
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53 }
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54
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55 extern int32 gbFrameSkip;
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56 extern u16 gbColorFilter[32768];
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57 extern int32 gbColorOption;
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58 extern int32 gbPaletteOption;
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59 extern int32 gbEmulatorType;
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60 extern int32 gbBorderOn;
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61 extern int32 gbBorderAutomatic;
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62 extern int32 gbCgbMode;
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63 extern int32 gbSgbMode;
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64 extern int32 gbWindowLine;
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65 extern int32 gbSpeed;
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66 extern u8 gbBgp[4];
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67 extern u8 gbObp0[4];
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68 extern u8 gbObp1[4];
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69 extern u16 gbPalette[128];
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70
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71 extern u8 register_LCDC;
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72 extern u8 register_LY;
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73 extern u8 register_SCY;
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74 extern u8 register_SCX;
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75 extern u8 register_WY;
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76 extern u8 register_WX;
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77 extern u8 register_VBK;
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78
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79 extern int emulating;
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80
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81 extern int32 gbBorderLineSkip;
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82 extern int32 gbBorderRowSkip;
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83 extern int32 gbBorderColumnSkip;
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84 extern int32 gbDmaTicks;
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85
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86 extern bool8 useOldFrameTiming;
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87 extern bool8 gbNullInputHackEnabled;
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88 extern bool8 gbNullInputHackTempEnabled;
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89
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90 extern void gbRenderLine();
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91 extern void gbDrawSprites();
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92
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93 extern u8 (*gbSerialFunction)(u8);
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94
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95 #endif // VBA_GB_GLOBALS_H
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