79 lines
1.7 KiB
C++
79 lines
1.7 KiB
C++
/*
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ActiveGS, Copyright 2004-2016 Olivier Goguel, https://github.com/ogoguel/ActiveGS
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Based on Kegs, Copyright 2004 Kent Dickey, https://kegs.sourceforge.net
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This code is covered by the GNU GPL licence
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*/
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#pragma once
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#define CLK_IDLE 1
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#define CLK_TIME 2
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#define CLK_INTERNAL 3
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#define CLK_BRAM1 4
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#define CLK_BRAM2 5
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#ifdef _WIN32
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#pragma pack(push,PRAGMA_PACK_SIZE)
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#endif
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class s_clock : public serialized
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{
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public:
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int g_clk_mode;
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int g_clk_read;
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int g_clk_reg1 ;
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byte g_bram[2][256];
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byte *g_bram_ptr ;
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word32 g_clk_cur_time ;
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int g_clk_next_vbl_update ;
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s_clock()
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{
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INIT_SERIALIZED();
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g_clk_mode = CLK_IDLE;
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g_clk_cur_time = 0xa0000000;
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g_bram_ptr = &(g_bram[0][0]);
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}
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#define SERIALIZE_BRAM g_bram_ptr = (byte*)( (g_bram_ptr == &g_bram[0][0])?1:3 );
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#define UNSERIALIZE_BRAM g_bram_ptr = ((intptr_t)g_bram_ptr ==1) ? &g_bram[0][0] : &g_bram[1][0]
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void in(serialize* _s)
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{
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byte* ptr = (byte*)_s->data;
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int ssize = *(int*)ptr;
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if (ssize!= sizeof(*this))
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ALIGNMENT_ERROR("clock",ssize,sizeof(*this));
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ptr += sizeof(ssize);
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memcpy(this,ptr,sizeof(*this));
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UNSERIALIZE_BRAM ;
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}
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int out(serialize* _s, int _fastalloc)
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{
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int ssize = sizeof(*this);
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int size = ssize + sizeof(ssize);
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_s->size = size;
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_s->fastalloc = _fastalloc;
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_s->data = (void*)x_malloc(size,_fastalloc);
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byte* ptr = (byte*) _s->data;
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memcpy(ptr,&ssize,sizeof(ssize));
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ptr+=sizeof(ssize);
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SERIALIZE_BRAM;
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memcpy(ptr,this,sizeof(*this));
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UNSERIALIZE_BRAM;
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return size;
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}
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} XCODE_PRAGMA_PACK;
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#ifdef _WIN32
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#pragma pack(pop)
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#endif
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extern s_clock g_clock;
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