forked from dolphin-emu/dolphin
79 lines
1.9 KiB
C++
79 lines
1.9 KiB
C++
// Copyright 2013 Dolphin Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#ifndef _PIXELENGINE_H
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#define _PIXELENGINE_H
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#include "CommonTypes.h"
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class PointerWrap;
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// internal hardware addresses
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enum
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{
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PE_ZCONF = 0x00, // Z Config
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PE_ALPHACONF = 0x02, // Alpha Config
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PE_DSTALPHACONF = 0x04, // Destination Alpha Config
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PE_ALPHAMODE = 0x06, // Alpha Mode Config
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PE_ALPHAREAD = 0x08, // Alpha Read
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PE_CTRL_REGISTER = 0x0a, // Control
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PE_TOKEN_REG = 0x0e, // Token
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PE_BBOX_LEFT = 0x10, // Flip Left
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PE_BBOX_RIGHT = 0x12, // Flip Right
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PE_BBOX_TOP = 0x14, // Flip Top
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PE_BBOX_BOTTOM = 0x16, // Flip Bottom
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// NOTE: Order not verified
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// These indicate the number of quads that are being used as input/output for each particular stage
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PE_PERF_ZCOMP_INPUT_ZCOMPLOC_L = 0x18,
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PE_PERF_ZCOMP_INPUT_ZCOMPLOC_H = 0x1a,
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PE_PERF_ZCOMP_OUTPUT_ZCOMPLOC_L = 0x1c,
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PE_PERF_ZCOMP_OUTPUT_ZCOMPLOC_H = 0x1e,
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PE_PERF_ZCOMP_INPUT_L = 0x20,
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PE_PERF_ZCOMP_INPUT_H = 0x22,
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PE_PERF_ZCOMP_OUTPUT_L = 0x24,
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PE_PERF_ZCOMP_OUTPUT_H = 0x26,
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PE_PERF_BLEND_INPUT_L = 0x28,
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PE_PERF_BLEND_INPUT_H = 0x2a,
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PE_PERF_EFB_COPY_CLOCKS_L = 0x2c,
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PE_PERF_EFB_COPY_CLOCKS_H = 0x2e,
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};
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namespace PixelEngine
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{
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// ReadMode specifies the returned alpha channel for EFB peeks
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union UPEAlphaReadReg
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{
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u16 Hex;
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struct
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{
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u16 ReadMode : 2;
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u16 : 14;
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};
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};
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void Init();
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void DoState(PointerWrap &p);
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// Read
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void Read16(u16& _uReturnValue, const u32 _iAddress);
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// Write
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void Write16(const u16 _iValue, const u32 _iAddress);
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void Write32(const u32 _iValue, const u32 _iAddress);
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// gfx backend support
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void SetToken(const u16 _token, const int _bSetTokenAcknowledge);
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void SetFinish(void);
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void ResetSetFinish(void);
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void ResetSetToken(void);
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// Bounding box functionality. Paper Mario (both) are a couple of the few games that use it.
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extern u16 bbox[4];
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extern bool bbox_active;
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} // end of namespace PixelEngine
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#endif
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