X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=source%2Fmupen64plus-video-arachnoid%2Fsrc%2FDisplayListParser.h;fp=source%2Fmupen64plus-video-arachnoid%2Fsrc%2FDisplayListParser.h;h=0a7412d02c4999c4b538430396bbb6dc3361c872;hb=22726e4d55be26faa48b57b22689cbedde27ae44;hp=0000000000000000000000000000000000000000;hpb=fc5d46b49a19d41f9f2da5a9336daec452900475;p=mupen64plus-pandora.git diff --git a/source/mupen64plus-video-arachnoid/src/DisplayListParser.h b/source/mupen64plus-video-arachnoid/src/DisplayListParser.h new file mode 100755 index 0000000..0a7412d --- /dev/null +++ b/source/mupen64plus-video-arachnoid/src/DisplayListParser.h @@ -0,0 +1,95 @@ +/****************************************************************************** + * Arachnoid Graphics Plugin for Mupen64Plus + * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/ + * + * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + *****************************************************************************/ + +#ifndef DISPLAYLIST_PARSER_H_ +#define DISPLAYLIST_PARSER_H_ + +//Forward declaration +class Memory; +class RSP; +class RDP; +class GBI; + +#define MAX_DL_COUNT 100000 //!< Maximum display list count +#define TASK_ADDRESS_RELATIVE_DMEM 0x0FC0 +//----------------------------------------------------------------------------- +//! The display list PC stack. +//----------------------------------------------------------------------------- +typedef struct +{ + unsigned int pc; + int countdown; +} DListStack; + +//***************************************************************************** +//* DisplayListParser +//! Class for parsing and managing the displaylist +//***************************************************************************** +class DisplayListParser +{ +public: + //Constructor / Destructor + DisplayListParser(); + ~DisplayListParser(); + + //Initialize + bool initialize(RSP* rsp, RDP* rdp, GBI* gbi, Memory* memory); + + //Process/Parse the display list + void processDisplayList(); + + //Display list funcitons + void branchDisplayList(unsigned int dl); + void displayList(unsigned int segmentAddress); + void DMADisplayList( unsigned int w0, unsigned int w1 ); + //! End display list + void endDisplayList() { --m_DListStackPointer; } + + //! Get Program Counter + unsigned int getPC() { return m_DlistStack[m_DListStackPointer].pc; } + + //! Set Program Counter + void setPC(unsigned int pc) { m_DlistStack[m_DListStackPointer].pc = pc; } + + //! Increase Program Counter + void increasePC(int increment) { m_DlistStack[m_DListStackPointer].pc += increment; } + + //Get Next Word + unsigned int getNextWord(); + + //! Get Current Display List + DListStack& getCurrentDlist() { return m_DlistStack[m_DListStackPointer]; } + +private: + + //Pointers + RSP* m_rsp; //! Pointer to Reality Signal Processor + RDP* m_rdp; //! Pointer to Reality Drawing Processor + GBI* m_gbi; //! Pointer to Graphics Binary Interface + Memory* m_memory; //! Pointer to Memory + + //Stack used for processing the Display List + int m_DListStackPointer; //!< Current size of Display List stack + static const int MAX_DL_STACK_SIZE = 32; //!< Maximum size of Display List stack + DListStack m_DlistStack[MAX_DL_STACK_SIZE]; //!< Stack used for processing the Display List +}; + +#endif