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Annotation of nono/vm/sprite.h, revision 1.1.1.2

1.1       root        1: //
                      2: // nono
                      3: // Copyright (C) 2017 [email protected]
                      4: //
                      5: 
                      6: #pragma once
                      7: 
                      8: #include "device.h"
                      9: 
                     10: class SpriteDevice
                     11:        : public IODevice
                     12: {
                     13:        typedef IODevice inherited;
                     14:  private:
                     15:        static const int baseaddr = 0xeb0000;
                     16: 
                     17:        struct sprite_scroll {
                     18:                uint16 xpos;
                     19:                uint16 ypos;
                     20:                uint16 col;
                     21:                uint16 prw;
                     22:        } __attribute__((__packed__));
                     23: 
                     24:        struct sprite_ctrl {
                     25:                struct sprite_scroll sprite[128];
                     26: 
                     27:                uint16 bg0x;
                     28:                uint16 bg0y;
                     29:                uint16 bg1x;
                     30:                uint16 bg1y;
                     31:                uint16 bgctrl;
                     32: 
                     33:                uint16 htotal;          // 水平トータル
                     34:                uint16 hdisp;           // 水平表示位置
                     35:                uint16 vdisp;           // 垂直表示位置
                     36:                uint16 res;                     // 解像度
                     37:        };
                     38: 
                     39:  public:
                     40:        SpriteDevice();
                     41:        virtual ~SpriteDevice();
                     42: 
                     43:        virtual uint64 Read8(uint32 addr);
                     44:        virtual uint64 Read16(uint32 addr);
                     45:        virtual uint64 Write8(uint32 addr, uint32 data);
                     46:        virtual uint64 Write16(uint32 addr, uint32 data);
                     47:        virtual uint64 Peek8(uint32 addr);
                     48: 
                     49:  private:
                     50:        struct sprite_ctrl reg {};
1.1.1.2 ! root       51:        std::unique_ptr<uint8[]> mem {};
1.1       root       52: };

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