| 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 _COMBINER_H_ |
| 21 | #define _COMBINER_H_ |
| 22 | |
| 23 | #include "typedefs.h" |
| 24 | #include "CombinerDefs.h" |
| 25 | #include "CSortedList.h" |
| 26 | #include "DecodedMux.h" |
| 27 | |
| 28 | class CRender; |
| 29 | |
| 30 | extern const char* cycleTypeStrs[]; |
| 31 | |
| 32 | class CColorCombiner |
| 33 | { |
| 34 | friend class CRender; |
| 35 | public: |
| 36 | virtual ~CColorCombiner() {}; |
| 37 | COLOR GetConstFactor(uint32 colorFlag, uint32 alphaFlag, uint32 defaultColor = 0); |
| 38 | virtual void InitCombinerMode(void); |
| 39 | |
| 40 | virtual bool Initialize(void)=0; |
| 41 | virtual void CleanUp(void) {}; |
| 42 | virtual void UpdateCombiner(uint32 dwMux0, uint32 dwMux1); |
| 43 | virtual void InitCombinerBlenderForSimpleTextureDraw(uint32 tile=0)=0; |
| 44 | virtual void DisableCombiner(void)=0; |
| 45 | |
| 46 | #ifdef DEBUGGER |
| 47 | virtual void DisplaySimpleMuxString(void); |
| 48 | virtual void DisplayMuxString(void); |
| 49 | #endif |
| 50 | |
| 51 | DecodedMux *m_pDecodedMux; |
| 52 | protected: |
| 53 | CColorCombiner(CRender *pRender) : |
| 54 | m_pDecodedMux(NULL), m_bTex0Enabled(false),m_bTex1Enabled(false),m_bTexelsEnable(false), |
| 55 | m_bCycleChanged(false), m_supportedStages(1),m_bSupportMultiTexture(true),m_pRender(pRender) |
| 56 | { |
| 57 | } |
| 58 | |
| 59 | virtual void InitCombinerCycleCopy(void)=0; |
| 60 | virtual void InitCombinerCycleFill(void)=0; |
| 61 | virtual void InitCombinerCycle12(void)=0; |
| 62 | |
| 63 | bool m_bTex0Enabled; |
| 64 | bool m_bTex1Enabled; |
| 65 | bool m_bTexelsEnable; |
| 66 | |
| 67 | bool m_bCycleChanged; // A flag will be set if cycle is changed to FILL or COPY |
| 68 | |
| 69 | int m_supportedStages; |
| 70 | bool m_bSupportMultiTexture; |
| 71 | |
| 72 | CRender *m_pRender; |
| 73 | |
| 74 | CSortedList<uint64, DecodedMux> m_DecodedMuxList; |
| 75 | }; |
| 76 | |
| 77 | uint32 GetTexelNumber(N64CombinerType &m); |
| 78 | int CountTexel1Cycle(N64CombinerType &m); |
| 79 | bool IsTxtrUsed(N64CombinerType &m); |
| 80 | |
| 81 | void swap(uint8 &a, uint8 &b); |
| 82 | |
| 83 | |
| 84 | inline bool isEqual(uint8 val1, uint8 val2) |
| 85 | { |
| 86 | if( (val1&MUX_MASK) == (val2&MUX_MASK) ) |
| 87 | return true; |
| 88 | else |
| 89 | return false; |
| 90 | } |
| 91 | |
| 92 | inline bool isTexel(uint8 val) |
| 93 | { |
| 94 | if( (val&MUX_MASK) == MUX_TEXEL0 || (val&MUX_MASK) == MUX_TEXEL1 ) |
| 95 | return true; |
| 96 | else |
| 97 | return false; |
| 98 | } |
| 99 | |
| 100 | COLOR CalculateConstFactor(uint32 colorOp, uint32 alphaOp, uint32 curCol=0); |
| 101 | |
| 102 | #endif |
| 103 | |