292f9317 |
1 | /* |
2 | Copyright (C) 2002 Rice1964 |
3 | |
4 | This program is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU General Public License |
6 | as published by the Free Software Foundation; either version 2 |
7 | of the License, or (at your option) any later version. |
8 | |
9 | This program is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software |
16 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
17 | |
18 | */ |
19 | |
20 | #ifndef _FRAME_BUFFER_H_ |
21 | #define _FRAME_BUFFER_H_ |
22 | |
23 | #include "typedefs.h" |
24 | #include "RenderTexture.h" |
25 | #include "TextureManager.h" |
26 | |
27 | typedef int SURFFORMAT; |
28 | |
29 | extern void TexRectToN64FrameBuffer_16b(uint32 x0, uint32 y0, uint32 width, uint32 height, uint32 dwTile); |
30 | extern void TexRectToFrameBuffer_8b(uint32 dwXL, uint32 dwYL, uint32 dwXH, uint32 dwYH, float t0u0, float t0v0, float t0u1, float t0v1, uint32 dwTile); |
31 | |
32 | class FrameBufferManager |
33 | { |
34 | friend class CGraphicsContext; |
35 | friend class CDXGraphicsContext; |
36 | public: |
37 | FrameBufferManager(); |
38 | virtual ~FrameBufferManager(); |
39 | |
40 | void Initialize(); |
41 | void CloseUp(); |
42 | void Set_CI_addr(SetImgInfo &newCI); |
43 | void UpdateRecentCIAddr(SetImgInfo &ciinfo); |
44 | void SetAddrBeDisplayed(uint32 addr); |
45 | bool HasAddrBeenDisplayed(uint32 addr, uint32 width); |
46 | int FindRecentCIInfoIndex(uint32 addr); |
47 | bool IsDIaRenderTexture(); |
48 | |
49 | int CheckAddrInRenderTextures(uint32 addr, bool checkcrc = true); |
50 | uint32 ComputeRenderTextureCRCInRDRAM(int infoIdx); |
51 | void CheckRenderTextureCRCInRDRAM(void); |
52 | int CheckRenderTexturesWithNewCI(SetImgInfo &CIinfo, uint32 height, bool byNewTxtrBuf); |
53 | virtual void ClearN64FrameBufferToBlack(uint32 left=0, uint32 top=0, uint32 width=0, uint32 height=0); |
54 | virtual int SetBackBufferAsRenderTexture(SetImgInfo &CIinfo, int ciInfoIdx); |
55 | void LoadTextureFromRenderTexture(TxtrCacheEntry* pEntry, int infoIdx); |
56 | void UpdateFrameBufferBeforeUpdateFrame(); |
57 | virtual void RestoreNormalBackBuffer(); // restore the normal back buffer |
58 | virtual void CopyBackToFrameBufferIfReadByCPU(uint32 addr); |
59 | virtual void SetRenderTexture(void); |
60 | virtual void CloseRenderTexture(bool toSave); |
61 | virtual void ActiveTextureBuffer(void); |
62 | |
63 | int IsAddrInRecentFrameBuffers(uint32 addr); |
64 | int CheckAddrInBackBuffers(uint32 addr, uint32 memsize, bool copyToRDRAM = false); |
65 | |
66 | uint8 CIFindIndex(uint16 val); |
67 | uint32 ComputeCImgHeight(SetImgInfo &info, uint32 &height); |
68 | |
69 | int FindASlot(void); |
70 | |
71 | bool ProcessFrameWriteRecord(); |
72 | void FrameBufferWriteByCPU(uint32 addr, uint32 size); |
73 | void FrameBufferReadByCPU( uint32 addr ); |
74 | bool FrameBufferInRDRAMCheckCRC(); |
75 | void StoreRenderTextureToRDRAM(int infoIdx = -1); |
76 | |
77 | virtual bool IsRenderingToTexture() {return m_isRenderingToTexture;} |
78 | |
79 | // Device dependent functions |
80 | virtual void SaveBackBuffer(int ciInfoIdx, RECT* pRect=NULL, bool forceToSaveToRDRAM = false); // Copy the current back buffer to temp buffer |
81 | virtual void CopyBackBufferToRenderTexture(int idx, RecentCIInfo &ciInfo, RECT* pRect=NULL) {} // Copy the current back buffer to temp buffer |
82 | virtual void CopyBufferToRDRAM(uint32 addr, uint32 fmt, uint32 siz, uint32 width, |
83 | uint32 height, uint32 bufWidth, uint32 bufHeight, uint32 startaddr, |
84 | uint32 memsize, uint32 pitch, TextureFmt bufFmt, void *surf, uint32 bufPitch); |
85 | virtual void StoreBackBufferToRDRAM(uint32 addr, uint32 fmt, uint32 siz, uint32 width, |
86 | uint32 height, uint32 bufWidth, uint32 bufHeight, uint32 startaddr=0xFFFFFFFF, |
87 | uint32 memsize=0xFFFFFFFF, uint32 pitch=0, SURFFORMAT surf_fmt=SURFFMT_A8R8G8B8) {} |
88 | #ifdef DEBUGGER |
89 | virtual void DisplayRenderTexture(int infoIdx = -1); |
90 | #endif |
91 | |
92 | protected: |
93 | bool m_isRenderingToTexture; |
94 | int m_curRenderTextureIndex; |
95 | int m_lastTextureBufferIndex; |
96 | }; |
97 | |
98 | class DXFrameBufferManager : public FrameBufferManager |
99 | { |
100 | virtual ~DXFrameBufferManager() {} |
101 | |
102 | public: |
103 | // Device dependent functions |
104 | virtual void CopyBackBufferToRenderTexture(int idx, RecentCIInfo &ciInfo, RECT* pRect=NULL); // Copy the current back buffer to temp buffer |
105 | virtual void StoreBackBufferToRDRAM(uint32 addr, uint32 fmt, uint32 siz, uint32 width, |
106 | uint32 height, uint32 bufWidth, uint32 bufHeight, uint32 startaddr=0xFFFFFFFF, |
107 | uint32 memsize=0xFFFFFFFF, uint32 pitch=0, SURFFORMAT surf_fmt=SURFFMT_A8R8G8B8); |
108 | }; |
109 | |
110 | class OGLFrameBufferManager : public FrameBufferManager |
111 | { |
112 | virtual ~OGLFrameBufferManager() {} |
113 | |
114 | public: |
115 | // Device dependent functions |
116 | virtual void CopyBackBufferToRenderTexture(int idx, RecentCIInfo &ciInfo, RECT* pRect=NULL); // Copy the current back buffer to temp buffer |
117 | virtual void StoreBackBufferToRDRAM(uint32 addr, uint32 fmt, uint32 siz, uint32 width, |
118 | uint32 height, uint32 bufWidth, uint32 bufHeight, uint32 startaddr=0xFFFFFFFF, |
119 | uint32 memsize=0xFFFFFFFF, uint32 pitch=0, SURFFORMAT surf_fmt=SURFFMT_A8R8G8B8); |
120 | }; |
121 | |
122 | extern RenderTextureInfo gRenderTextureInfos[]; |
123 | extern RenderTextureInfo newRenderTextureInfo; |
124 | |
125 | #define NEW_TEXTURE_BUFFER |
126 | |
127 | extern RenderTextureInfo g_ZI_saves[2]; |
128 | extern RenderTextureInfo *g_pRenderTextureInfo; |
129 | |
130 | |
131 | extern FrameBufferManager* g_pFrameBufferManager; |
132 | |
133 | extern RecentCIInfo g_RecentCIInfo[]; |
134 | extern RecentViOriginInfo g_RecentVIOriginInfo[]; |
135 | extern RenderTextureInfo gRenderTextureInfos[]; |
136 | extern int numOfTxtBufInfos; |
137 | extern RecentCIInfo *g_uRecentCIInfoPtrs[5]; |
138 | extern uint8 RevTlutTable[0x10000]; |
139 | |
140 | extern uint32 CalculateRDRAMCRC(void *pAddr, uint32 left, uint32 top, uint32 width, uint32 height, uint32 size, uint32 pitchInBytes ); |
141 | extern uint16 ConvertRGBATo555(uint8 r, uint8 g, uint8 b, uint8 a); |
142 | extern uint16 ConvertRGBATo555(uint32 color32); |
143 | extern void InitTlutReverseLookup(void); |
144 | |
145 | #endif |
146 | |