| 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 "UCode1.h" |
| 23 | #include "UCode0.h" |
| 24 | |
| 25 | //Forward declaration |
| 26 | #include "GBI.h" |
| 27 | #include "RSP.h" |
| 28 | #include "RDP.h" |
| 29 | #include "Memory.h" |
| 30 | |
| 31 | #include "UCodeDefs.h" |
| 32 | #include "GBIDefs.h" |
| 33 | #include "Logger.h" |
| 34 | |
| 35 | //----------------------------------------------------------------------------- |
| 36 | // Static Variables |
| 37 | //----------------------------------------------------------------------------- |
| 38 | RSP* UCode1::m_rsp = 0; //!< Pointer to Reality Signal Processor |
| 39 | RDP* UCode1::m_rdp = 0; //!< Pointer to Reality Drawing Processor |
| 40 | Memory* UCode1::m_memory = 0; |
| 41 | GBI* UCode1::m_gbi = 0; |
| 42 | |
| 43 | //----------------------------------------------------------------------------- |
| 44 | //! Constructor |
| 45 | //----------------------------------------------------------------------------- |
| 46 | UCode1::UCode1() |
| 47 | { |
| 48 | } |
| 49 | |
| 50 | //----------------------------------------------------------------------------- |
| 51 | //! Destructor |
| 52 | //----------------------------------------------------------------------------- |
| 53 | UCode1::~UCode1() |
| 54 | { |
| 55 | } |
| 56 | |
| 57 | //----------------------------------------------------------------------------- |
| 58 | //! Initialize |
| 59 | //----------------------------------------------------------------------------- |
| 60 | void UCode1::initialize(GBI* gbi, RSP* rsp, RDP* rdp, Memory* memory) |
| 61 | { |
| 62 | m_gbi = gbi; |
| 63 | m_rsp = rsp; |
| 64 | m_rdp = rdp; |
| 65 | m_memory = memory; |
| 66 | } |
| 67 | |
| 68 | //----------------------------------------------------------------------------- |
| 69 | //! Initialize GBI |
| 70 | //----------------------------------------------------------------------------- |
| 71 | void UCode1::initializeGBI() |
| 72 | { |
| 73 | // Set GeometryMode flags |
| 74 | GBI_InitFlags( F3DEX ); |
| 75 | |
| 76 | // GBI Command Command Value //Target Command Function |
| 77 | GBI_SetGBI( GBI::G_SPNOOP, F3D_SPNOOP, m_gbi->m_cmds, UCode0::F3D_SPNoOp ); |
| 78 | GBI_SetGBI( GBI::G_MTX, F3D_MTX, m_gbi->m_cmds, UCode0::F3D_Mtx ); |
| 79 | GBI_SetGBI( GBI::G_RESERVED0, F3D_RESERVED0, m_gbi->m_cmds, UCode0::F3D_Reserved0 ); |
| 80 | GBI_SetGBI( GBI::G_MOVEMEM, F3D_MOVEMEM, m_gbi->m_cmds, UCode0::F3D_MoveMem ); |
| 81 | GBI_SetGBI( GBI::G_VTX, F3D_VTX, m_gbi->m_cmds, F3DEX_Vtx ); |
| 82 | GBI_SetGBI( GBI::G_RESERVED1, F3D_RESERVED1, m_gbi->m_cmds, UCode0::F3D_Reserved1 ); |
| 83 | GBI_SetGBI( GBI::G_DL, F3D_DL, m_gbi->m_cmds, UCode0::F3D_DList ); |
| 84 | GBI_SetGBI( GBI::G_RESERVED2, F3D_RESERVED2, m_gbi->m_cmds, UCode0::F3D_Reserved2 ); |
| 85 | GBI_SetGBI( GBI::G_RESERVED3, F3D_RESERVED3, m_gbi->m_cmds, UCode0::F3D_Reserved3 ); |
| 86 | GBI_SetGBI( GBI::G_SPRITE2D_BASE, F3D_SPRITE2D_BASE, m_gbi->m_cmds, UCode0::F3D_Sprite2D_Base ); |
| 87 | GBI_SetGBI( GBI::G_TRI1, F3D_TRI1, m_gbi->m_cmds, F3DEX_Tri1 ); |
| 88 | GBI_SetGBI( GBI::G_CULLDL, F3D_CULLDL, m_gbi->m_cmds, F3DEX_CullDL ); |
| 89 | GBI_SetGBI( GBI::G_POPMTX, F3D_POPMTX, m_gbi->m_cmds, UCode0::F3D_PopMtx ); |
| 90 | GBI_SetGBI( GBI::G_MOVEWORD, F3D_MOVEWORD, m_gbi->m_cmds, UCode0::F3D_MoveWord ); |
| 91 | GBI_SetGBI( GBI::G_TEXTURE, F3D_TEXTURE, m_gbi->m_cmds, UCode0::F3D_Texture ); |
| 92 | GBI_SetGBI( GBI::G_SETOTHERMODE_H, F3D_SETOTHERMODE_H, m_gbi->m_cmds, UCode0::F3D_SetOtherMode_H ); |
| 93 | GBI_SetGBI( GBI::G_SETOTHERMODE_L, F3D_SETOTHERMODE_L, m_gbi->m_cmds, UCode0::F3D_SetOtherMode_L ); |
| 94 | GBI_SetGBI( GBI::G_ENDDL, F3D_ENDDL, m_gbi->m_cmds, UCode0::F3D_EndDL ); |
| 95 | GBI_SetGBI( GBI::G_SETGEOMETRYMODE, F3D_SETGEOMETRYMODE, m_gbi->m_cmds, UCode0::F3D_SetGeometryMode ); |
| 96 | GBI_SetGBI( GBI::G_CLEARGEOMETRYMODE,F3D_CLEARGEOMETRYMODE, m_gbi->m_cmds, UCode0::F3D_ClearGeometryMode ); |
| 97 | GBI_SetGBI( GBI::G_QUAD, F3D_QUAD, m_gbi->m_cmds, F3DEX_Quad ); |
| 98 | GBI_SetGBI( GBI::G_RDPHALF_1, F3D_RDPHALF_1, m_gbi->m_cmds, UCode0::F3D_RDPHalf_1 ); |
| 99 | GBI_SetGBI( GBI::G_RDPHALF_2, F3D_RDPHALF_2, m_gbi->m_cmds, UCode0::F3D_RDPHalf_2 ); |
| 100 | GBI_SetGBI( GBI::G_MODIFYVTX, F3DEX_MODIFYVTX, m_gbi->m_cmds, F3DEX_ModifyVtx ); |
| 101 | GBI_SetGBI( GBI::G_TRI2, F3DEX_TRI2, m_gbi->m_cmds, F3DEX_Tri2 ); |
| 102 | GBI_SetGBI( GBI::G_BRANCH_Z, F3DEX_BRANCH_Z, m_gbi->m_cmds, F3DEX_Branch_Z ); |
| 103 | GBI_SetGBI( GBI::G_LOAD_UCODE, F3DEX_LOAD_UCODE, m_gbi->m_cmds, F3DEX_Load_uCode ); |
| 104 | } |
| 105 | |
| 106 | //----------------------------------------------------------------------------- |
| 107 | //! Load UCode |
| 108 | //----------------------------------------------------------------------------- |
| 109 | void UCode1::F3DEX_Load_uCode(MicrocodeArgument* ucode) |
| 110 | { |
| 111 | Logger::getSingleton().printMsg("F3DEX_Load_uCode - experimental", M64MSG_WARNING); |
| 112 | RSPUCodeLoadUCode* temp = (RSPUCodeLoadUCode*)ucode; |
| 113 | |
| 114 | //unsigned int ucodeDataStart1 = m_memory->getRDRAMAddress( (*(unsigned int*)( m_memory->getRDRAM(pc-12)) ); |
| 115 | unsigned int ucodeDataStart2 = m_rdp->getHalf1(); |
| 116 | |
| 117 | //if ( ucodeDataStart1 != ucodeDataStart2 ) |
| 118 | //{ |
| 119 | // Logger::getSingleton().printMsg("Warning - UCode Data Start differs", M64MSG_INFO); |
| 120 | //} |
| 121 | |
| 122 | //Select UCode |
| 123 | m_gbi->selectUCode( temp->ucodeStart, //UCodeStart |
| 124 | ucodeDataStart2, //UCodeDataStart |
| 125 | temp->ucodeSize+1, //UCodeSize |
| 126 | 8); //UCodeDataSize //Always 8 ??? |
| 127 | } |
| 128 | |
| 129 | //----------------------------------------------------------------------------- |
| 130 | //! Add Vertices |
| 131 | //! @param ucode instruction from displaylist with input data |
| 132 | //----------------------------------------------------------------------------- |
| 133 | void UCode1::F3DEX_Vtx(MicrocodeArgument* ucode) |
| 134 | { |
| 135 | Logger::getSingleton().printMsg("F3DEX_Vtx", M64MSG_VERBOSE); |
| 136 | RSPUCodeAddVertices1* temp = (RSPUCodeAddVertices1*)ucode; |
| 137 | |
| 138 | //Add Vertices |
| 139 | m_rsp->RSP_Vertex(temp->segmentAddress, temp->numVertices, temp->firstVertex); |
| 140 | } |
| 141 | |
| 142 | //----------------------------------------------------------------------------- |
| 143 | //! Modify Vertex |
| 144 | //----------------------------------------------------------------------------- |
| 145 | void UCode1::F3DEX_ModifyVtx(MicrocodeArgument* ucode) |
| 146 | { |
| 147 | Logger::getSingleton().printMsg("F3DEX_ModifyVtx", M64MSG_VERBOSE); |
| 148 | RSPUCodeModifyVertex* temp = (RSPUCodeModifyVertex*)ucode; |
| 149 | |
| 150 | switch ( temp->modifyType ) |
| 151 | { |
| 152 | case G_MWO_POINT_RGBA: |
| 153 | m_rsp->RSP_SetVertexColor( temp->vertexIndex, |
| 154 | temp->r/255.0f, |
| 155 | temp->g/255.0f, |
| 156 | temp->b/255.0f, |
| 157 | temp->a/255.0f ); |
| 158 | break; |
| 159 | case G_MWO_POINT_ST: |
| 160 | m_rsp->RSP_SetVertexTexCoord(temp->vertexIndex, |
| 161 | temp->t / 32.0f, |
| 162 | temp->s / 32.0f ); |
| 163 | break; |
| 164 | case G_MWO_POINT_XYSCREEN: |
| 165 | break; |
| 166 | case G_MWO_POINT_ZSCREEN: |
| 167 | break; |
| 168 | }; |
| 169 | } |
| 170 | |
| 171 | //----------------------------------------------------------------------------- |
| 172 | //! Add 1 Triangle |
| 173 | //! @param ucode instruction from displaylist with input data |
| 174 | //----------------------------------------------------------------------------- |
| 175 | void UCode1::F3DEX_Tri1(MicrocodeArgument* ucode) |
| 176 | { |
| 177 | Logger::getSingleton().printMsg("F3DEX_Tri1", M64MSG_VERBOSE); |
| 178 | RSPUCodeAddOneTriangleF3DEX* temp = (RSPUCodeAddOneTriangleF3DEX*)ucode; |
| 179 | |
| 180 | //Add one triangle |
| 181 | m_rsp->RSP_1Triangle(temp->index0, temp->index1, temp->index2); |
| 182 | } |
| 183 | |
| 184 | //----------------------------------------------------------------------------- |
| 185 | //! Add 2 Triangles |
| 186 | //! @param ucode instruction from displaylist with input data |
| 187 | //----------------------------------------------------------------------------- |
| 188 | void UCode1::F3DEX_Tri2(MicrocodeArgument* ucode) |
| 189 | { |
| 190 | Logger::getSingleton().printMsg("F3DEX_Tri2", M64MSG_VERBOSE); |
| 191 | RSPUCodeAddTwoTrianglesF3DEX* temp = (RSPUCodeAddTwoTrianglesF3DEX*)ucode; |
| 192 | |
| 193 | //Add two triangles |
| 194 | m_rsp->RSP_2Triangles( temp->v0, temp->v1, temp->v2, 0, |
| 195 | temp->v3, temp->v4, temp->v5, 0); |
| 196 | } |
| 197 | |
| 198 | //----------------------------------------------------------------------------- |
| 199 | //! Add 1 Quadrangle |
| 200 | //! @param ucode instruction from displaylist with input data |
| 201 | //----------------------------------------------------------------------------- |
| 202 | void UCode1::F3DEX_Quad( MicrocodeArgument* ucode ) |
| 203 | { |
| 204 | Logger::getSingleton().printMsg("F3DEX_Quad", M64MSG_VERBOSE); |
| 205 | RSPUCodeAddOneQuadF3DEX* temp = (RSPUCodeAddOneQuadF3DEX*)ucode; |
| 206 | |
| 207 | //Add one Quad |
| 208 | m_rsp->RSP_1Quadrangle(temp->index0, temp->index1, temp->index2, temp->index3); |
| 209 | } |
| 210 | |
| 211 | //----------------------------------------------------------------------------- |
| 212 | //! Cull Display List |
| 213 | //----------------------------------------------------------------------------- |
| 214 | void UCode1::F3DEX_CullDL(MicrocodeArgument* ucode) |
| 215 | { |
| 216 | static bool warned = false; |
| 217 | if ( !warned ) |
| 218 | { |
| 219 | Logger::getSingleton().printMsg("F3DEX_CullDL - Unimplemented", M64MSG_WARNING); |
| 220 | warned = true; |
| 221 | } |
| 222 | RSPUCodeCullDisplayList* temp = (RSPUCodeCullDisplayList*)ucode; |
| 223 | |
| 224 | //Cull display list? |
| 225 | m_rsp->RSP_CullDisplayList( temp->vertexIndex, temp->numVerticies ); |
| 226 | } |
| 227 | |
| 228 | //----------------------------------------------------------------------------- |
| 229 | //! Branch Z |
| 230 | //----------------------------------------------------------------------------- |
| 231 | void UCode1::F3DEX_Branch_Z(MicrocodeArgument* ucode) |
| 232 | { |
| 233 | Logger::getSingleton().printMsg("F3DEX_Branch_Z", M64MSG_VERBOSE); |
| 234 | RSPUCodeBranchZF3DEX* temp = (RSPUCodeBranchZF3DEX*)ucode; |
| 235 | |
| 236 | //Branch Display List? |
| 237 | m_rsp->RSP_BranchLessZ(m_rdp->getHalf1(), temp->vertex, (float)(int)temp->zvalue ); |
| 238 | } |