Mercurial > repos > blastem
annotate multi_game.c @ 1971:80920c21bb52
Add an event log soft flush and call it twice per frame in between hard flushes to netplay latency when there are insufficient hardware updates to flush packets in the middle of a frame
author | Michael Pavone <pavone@retrodev.com> |
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date | Fri, 08 May 2020 11:40:30 -0700 |
parents | adb62000d296 |
children | d74d3998482c |
rev | line source |
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1 #include "genesis.h" |
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2 |
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3 void *write_multi_game_b(uint32_t address, void *vcontext, uint8_t value) |
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4 { |
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5 m68k_context *context = vcontext; |
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6 genesis_context *gen = context->system; |
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7 gen->bank_regs[0] = address; |
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8 uint32_t base = (address & 0x3F) << 16, start = 0, end = 0x400000; |
11ac0b511cff
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9 //find the memmap chunk, so we can properly mask the base value |
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10 for (int i = 0; i < context->options->gen.memmap_chunks; i++) |
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Michael Pavone <pavone@retrodev.com>
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11 { |
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12 if (context->options->gen.memmap[i].flags & MMAP_PTR_IDX) { |
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13 base &= context->options->gen.memmap[i].mask; |
11ac0b511cff
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14 start = context->options->gen.memmap[i].start; |
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15 end = context->options->gen.memmap[i].end; |
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Michael Pavone <pavone@retrodev.com>
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16 break; |
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Michael Pavone <pavone@retrodev.com>
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17 } |
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Michael Pavone <pavone@retrodev.com>
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18 } |
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19 context->mem_pointers[gen->mapper_start_index] = gen->cart + base/2; |
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20 m68k_invalidate_code_range(context, start, end); |
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21 return vcontext; |
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22 } |
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parents:
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23 |
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24 void *write_multi_game_w(uint32_t address, void *context, uint16_t value) |
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25 { |
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26 return write_multi_game_b(address, context, value); |
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Michael Pavone <pavone@retrodev.com>
parents:
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27 } |
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28 |
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29 void multi_game_serialize(genesis_context *gen, serialize_buffer *buf) |
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30 { |
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31 save_int8(buf, gen->bank_regs[0]); |
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32 } |
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33 |
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34 void multi_game_deserialize(deserialize_buffer *buf, genesis_context *gen) |
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Michael Pavone <pavone@retrodev.com>
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35 { |
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Pass the correct context pointer to write handlers in mapper deserialize functions
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36 write_multi_game_b(load_int8(buf), gen->m68k, 0); |
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37 } |