libsidplayfp  2.12.0
ColorRAMBank.h
1 /*
2  * This file is part of libsidplayfp, a SID player engine.
3  *
4  * Copyright 2012-2013 Leandro Nini <drfiemost@users.sourceforge.net>
5  * Copyright 2010 Antti Lankila
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (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 #ifndef COLORRAMBANK_H
23 #define COLORRAMBANK_H
24 
25 #include <stdint.h>
26 #include <algorithm>
27 #include <iterator>
28 
29 #include "Bank.h"
30 
31 #include "sidcxx11.h"
32 
33 namespace libsidplayfp
34 {
35 
43 class ColorRAMBank final : public Bank
44 {
45 private:
46  uint8_t ram[0x400];
47 
48 public:
49  void reset()
50  {
51  std::fill(std::begin(ram), std::end(ram), 0);
52  }
53 
54  void poke(uint_least16_t address, uint8_t value) override
55  {
56  ram[address & 0x3ff] = value & 0xf;
57  }
58 
59  uint8_t peek(uint_least16_t address) override
60  {
61  return ram[address & 0x3ff];
62  }
63 };
64 
65 }
66 
67 #endif
Definition: Bank.h:36
Definition: ColorRAMBank.h:44
uint8_t peek(uint_least16_t address) override
Definition: ColorRAMBank.h:59
void poke(uint_least16_t address, uint8_t value) override
Definition: ColorRAMBank.h:54