| 1 | /****************************************************************************** |
| 2 | * Arachnoid Graphics Plugin for Mupen64Plus |
| 3 | * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/ |
| 4 | * |
| 5 | * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation; either version 2 |
| 10 | * of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 20 | *****************************************************************************/ |
| 21 | |
| 22 | #include "UCode6.h" |
| 23 | #include "UCode0.h" |
| 24 | #include "GBI.h" |
| 25 | #include "RSP.h" |
| 26 | #include "RDP.h" |
| 27 | #include "Memory.h" |
| 28 | #include "UCodeDefs.h" |
| 29 | #include "GBIDefs.h" |
| 30 | #include "Logger.h" |
| 31 | #include "DisplayListParser.h" |
| 32 | #include "RSPMatrixManager.h" |
| 33 | |
| 34 | //----------------------------------------------------------------------------- |
| 35 | // Static Variables |
| 36 | //----------------------------------------------------------------------------- |
| 37 | GBI* UCode6::m_gbi = 0; // Pointer to Graphics Binary Interface |
| 38 | RSP* UCode6::m_rsp = 0; // Pointer to Reality Signal Processor |
| 39 | RDP* UCode6::m_rdp = 0; // Pointer to Reality Drawing Processor |
| 40 | DisplayListParser* UCode6::m_displayListParser = 0; |
| 41 | Memory* UCode6::m_memory = 0; |
| 42 | unsigned int UCode6::m_vertexIndex = 0; |
| 43 | |
| 44 | //----------------------------------------------------------------------------- |
| 45 | //! Constructor |
| 46 | //----------------------------------------------------------------------------- |
| 47 | UCode6::UCode6() |
| 48 | { |
| 49 | } |
| 50 | |
| 51 | //----------------------------------------------------------------------------- |
| 52 | //! Destructor |
| 53 | //----------------------------------------------------------------------------- |
| 54 | UCode6::~UCode6() |
| 55 | { |
| 56 | } |
| 57 | |
| 58 | //----------------------------------------------------------------------------- |
| 59 | // Initialize |
| 60 | //----------------------------------------------------------------------------- |
| 61 | void UCode6::initialize(GBI* gbi, RSP* rsp, RDP* rdp, Memory* memory, DisplayListParser* dlp) |
| 62 | { |
| 63 | m_gbi = gbi; |
| 64 | m_rsp = rsp; |
| 65 | m_rdp = rdp; |
| 66 | m_memory = memory; |
| 67 | m_displayListParser = dlp; |
| 68 | } |
| 69 | |
| 70 | //----------------------------------------------------------------------------- |
| 71 | //* Initialize GBI |
| 72 | //! Assigns functions to the GBI |
| 73 | //----------------------------------------------------------------------------- |
| 74 | void UCode6::initializeGBI() |
| 75 | { |
| 76 | GBI_InitFlags( F3D ); |
| 77 | |
| 78 | // GBI Command Command Value Command Function |
| 79 | GBI_SetGBI( GBI::G_SPNOOP, F3D_SPNOOP, m_gbi->m_cmds, UCode0::F3D_SPNoOp ); |
| 80 | GBI_SetGBI( GBI::G_DMA_MTX, F3DDKR_DMA_MTX, m_gbi->m_cmds, F3DDKR_DMA_Mtx ); |
| 81 | GBI_SetGBI( GBI::G_MOVEMEM, F3D_MOVEMEM, m_gbi->m_cmds, UCode0::F3D_MoveMem ); |
| 82 | GBI_SetGBI( GBI::G_DMA_VTX, F3DDKR_DMA_VTX, m_gbi->m_cmds, F3DDKR_DMA_Vtx ); |
| 83 | GBI_SetGBI( GBI::G_DL, F3D_DL, m_gbi->m_cmds, UCode0::F3D_DList ); |
| 84 | GBI_SetGBI( GBI::G_DMA_DL, F3DDKR_DMA_DL, m_gbi->m_cmds, F3DDKR_DMA_DList ); |
| 85 | GBI_SetGBI( GBI::G_DMA_TRI, F3DDKR_DMA_TRI, m_gbi->m_cmds, F3DDKR_DMA_Tri ); |
| 86 | GBI_SetGBI( GBI::G_DMA_OFFSETS, F3DDKR_DMA_OFFSETS, m_gbi->m_cmds, F3DDKR_DMA_Offsets ); |
| 87 | GBI_SetGBI( GBI::G_CULLDL, F3D_CULLDL, m_gbi->m_cmds, UCode0::F3D_CullDL ); |
| 88 | GBI_SetGBI( GBI::G_MOVEWORD, F3D_MOVEWORD, m_gbi->m_cmds, F3DDKR_MoveWord ); |
| 89 | GBI_SetGBI( GBI::G_TEXTURE, F3D_TEXTURE, m_gbi->m_cmds, UCode0::F3D_Texture ); |
| 90 | GBI_SetGBI( GBI::G_SETOTHERMODE_H, F3D_SETOTHERMODE_H, m_gbi->m_cmds, UCode0::F3D_SetOtherMode_H ); |
| 91 | GBI_SetGBI( GBI::G_SETOTHERMODE_L, F3D_SETOTHERMODE_L, m_gbi->m_cmds, UCode0::F3D_SetOtherMode_L ); |
| 92 | GBI_SetGBI( GBI::G_ENDDL, F3D_ENDDL, m_gbi->m_cmds, UCode0::F3D_EndDL ); |
| 93 | GBI_SetGBI( GBI::G_SETGEOMETRYMODE, F3D_SETGEOMETRYMODE, m_gbi->m_cmds, UCode0::F3D_SetGeometryMode ); |
| 94 | GBI_SetGBI( GBI::G_CLEARGEOMETRYMODE,F3D_CLEARGEOMETRYMODE, m_gbi->m_cmds, UCode0::F3D_ClearGeometryMode ); |
| 95 | GBI_SetGBI( GBI::G_QUAD, F3D_QUAD, m_gbi->m_cmds, UCode0::F3D_Quad ); |
| 96 | GBI_SetGBI( GBI::G_RDPHALF_1, F3D_RDPHALF_1, m_gbi->m_cmds, UCode0::F3D_RDPHalf_1 ); |
| 97 | GBI_SetGBI( GBI::G_RDPHALF_2, F3D_RDPHALF_2, m_gbi->m_cmds, UCode0::F3D_RDPHalf_2 ); |
| 98 | GBI_SetGBI( GBI::G_RDPHALF_CONT, F3D_RDPHALF_CONT, m_gbi->m_cmds, UCode0::F3D_RDPHalf_Cont ); |
| 99 | GBI_SetGBI( GBI::G_TRI4, F3D_TRI4, m_gbi->m_cmds, UCode0::F3D_Tri4 ); |
| 100 | } |
| 101 | |
| 102 | //----------------------------------------------------------------------------- |
| 103 | // DMA Matrix |
| 104 | //----------------------------------------------------------------------------- |
| 105 | void UCode6::F3DDKR_DMA_Mtx(MicrocodeArgument* ucode) |
| 106 | { |
| 107 | if (_SHIFTR( ucode->w0, 0, 16 ) != 64) |
| 108 | { |
| 109 | //GBI_DetectUCode(); // Something's wrong |
| 110 | return; |
| 111 | } |
| 112 | |
| 113 | unsigned int index = _SHIFTR( ucode->w0, 16, 4 ); |
| 114 | unsigned int multiply; |
| 115 | |
| 116 | if (index == 0) // DKR |
| 117 | { |
| 118 | index = _SHIFTR( ucode->w0, 22, 2 ); |
| 119 | multiply = 0; |
| 120 | } |
| 121 | else // Gemini |
| 122 | { |
| 123 | multiply = _SHIFTR( ucode->w0, 23, 1 ); |
| 124 | } |
| 125 | |
| 126 | m_rsp->RSP_DMAMatrix( ucode->w1, index, multiply ); |
| 127 | } |
| 128 | |
| 129 | //----------------------------------------------------------------------------- |
| 130 | // DMA Vertex |
| 131 | //----------------------------------------------------------------------------- |
| 132 | void UCode6::F3DDKR_DMA_Vtx(MicrocodeArgument* ucode) |
| 133 | { |
| 134 | if ((ucode->w0 & F3DDKR_VTX_APPEND)) |
| 135 | { |
| 136 | if ( m_rsp->getVertexMgr()->getBillboard() ) { |
| 137 | m_vertexIndex = 1; |
| 138 | } |
| 139 | } |
| 140 | else { |
| 141 | m_vertexIndex = 0; |
| 142 | } |
| 143 | |
| 144 | unsigned int n = _SHIFTR( ucode->w0, 19, 5 ) + 1; |
| 145 | |
| 146 | m_rsp->RSP_DMAVertex( ucode->w1, n, m_vertexIndex + _SHIFTR( ucode->w0, 9, 5 ) ); |
| 147 | |
| 148 | m_vertexIndex += n; |
| 149 | } |
| 150 | |
| 151 | //----------------------------------------------------------------------------- |
| 152 | // DMA Triangle |
| 153 | //----------------------------------------------------------------------------- |
| 154 | void UCode6::F3DDKR_DMA_Tri(MicrocodeArgument* ucode) |
| 155 | { |
| 156 | m_rsp->RSP_DMATriangles( ucode->w1, _SHIFTR( ucode->w0, 4, 12 ) ); |
| 157 | m_vertexIndex = 0; |
| 158 | } |
| 159 | |
| 160 | //----------------------------------------------------------------------------- |
| 161 | // DMA Display List |
| 162 | //----------------------------------------------------------------------------- |
| 163 | void UCode6::F3DDKR_DMA_DList(MicrocodeArgument* ucode) |
| 164 | { |
| 165 | m_rsp->RSP_DMADisplayList( ucode->w0, ucode->w1 /*_SHIFTR( ucode->w0, 16, 8 )*/ ); |
| 166 | } |
| 167 | |
| 168 | //----------------------------------------------------------------------------- |
| 169 | // DMA Offsets |
| 170 | //----------------------------------------------------------------------------- |
| 171 | void UCode6::F3DDKR_DMA_Offsets(MicrocodeArgument* ucode) |
| 172 | { |
| 173 | Logger::getSingleton().printMsg("PerfectDark_Vertex", M64MSG_VERBOSE); |
| 174 | RSPUCodeSetDMAOffsets* temp = (RSPUCodeSetDMAOffsets*)ucode; |
| 175 | |
| 176 | //Set DMA Offsets |
| 177 | m_rsp->RSP_SetDMAOffsets(temp->addressOffsetMatrix, temp->addressOffsetVertex); |
| 178 | } |
| 179 | |
| 180 | //----------------------------------------------------------------------------- |
| 181 | // MoveWord |
| 182 | //----------------------------------------------------------------------------- |
| 183 | void UCode6::F3DDKR_MoveWord(MicrocodeArgument* ucode) |
| 184 | { |
| 185 | switch (_SHIFTR( ucode->w0, 0, 8 )) |
| 186 | { |
| 187 | case 0x02: |
| 188 | m_rsp->getVertexMgr()->setBillboard( ucode->w1 & 1 ); |
| 189 | break; |
| 190 | case 0x0A: |
| 191 | m_rsp->getMatrixMgr()->selectViewMatrix(_SHIFTR( ucode->w1, 6, 2 )); |
| 192 | break; |
| 193 | default: |
| 194 | UCode0::F3D_MoveWord( ucode ); |
| 195 | break; |
| 196 | } |
| 197 | } |