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https://github.com/holub/mame
synced 2025-04-21 07:52:35 +03:00
data streams look decent, next I need to decode them (nw)
This commit is contained in:
David Haywood
parent
8a34475800
commit
6077ff5d30
@ -451,6 +451,7 @@ public:
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UINT8* m_compressedgfx;
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UINT32 get_20bit_data(UINT32 romoffset, int _20bitwordnum);
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UINT16 get_10bit_data(UINT32 romoffset, int _10bitwordnum);
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DECLARE_READ32_MEMBER(sysh1_sound_dma_r);
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DECLARE_WRITE32_MEMBER(sysh1_sound_dma_w);
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@ -659,6 +660,13 @@ UINT32 coolridr_state::get_20bit_data(UINT32 romoffset, int _20bitwordnum)
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}
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UINT16 coolridr_state::get_10bit_data(UINT32 romoffset, int _10bitwordnum)
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{
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UINT32 data = get_20bit_data(romoffset, _10bitwordnum>>1);
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if (_10bitwordnum&1) return data & 0x3ff;
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else return (data>>10) & 0x3ff;
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}
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/* This is a RLE-based sprite blitter (US Patent #6,141,122), very unusual from Sega... */
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WRITE32_MEMBER(coolridr_state::sysh1_txt_blit_w)
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{
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@ -1149,11 +1157,35 @@ x100(0x200) - 07b78 07c6b 07d5b 07e04 07ee7 07fd9 0806a 001a0 001a0 001a0 001a0
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c838a e4372 e0f43 d0f0e d2369 ce6dd da741 d07a7 c3b3c cf35c cf383 cf322 d2348 b7739 c8339 d0711
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*/
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/*
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investigate this sprite
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(much wider, all columns the same)
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00200 (00016590,0) 00200 (00016590,0)
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00210 (00016592,0) 00210 (00016592,0)
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00251 (0001659a,1) 00251 (0001659a,1)
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00292 (000165a2,2) 00292 (000165a2,2)
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002b7 (000165a6,7) 002b7 (000165a6,7)
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002c4 (000165a8,4) 002c4 (000165a8,4)
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002f4 (000165ae,4) 002f4 (000165ae,4)
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00335 (000165b6,5) 00335 (000165b6,5)
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00373 (000165be,3) 00373 (000165be,3)
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0038a (000165c1,2) 0038a (000165c1,2)
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003ac (000165c5,4) 003ac (000165c5,4)
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003bd (000165c7,5) 003bd (000165c7,5)
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003fe (000165cf,6) 003fe (000165cf,6)
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00419 (000165d3,1) 00419 (000165d3,1)
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0045a (000165db,2) 0045a (000165db,2)
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0049b (000165e3,3) 0049b (000165e3,3)
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004b2 (000165e6,2) 004b2 (000165e6,2)
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*/
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#if 0
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// logging only
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if (!m_indirect_tile_enable)
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{
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if (m_hCellCount==0x10)
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//if (m_hCellCount==0x10)
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{
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for (int v = 0; v < m_vCellCount/*+16*/; v++)
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{
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@ -1162,7 +1194,7 @@ x100(0x200) - 07b78 07c6b 07d5b 07e04 07ee7 07fd9 0806a 001a0 001a0 001a0 001a0
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int lookupnum = h + (v*m_hCellCount);
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UINT32 spriteNumber = get_20bit_data( m_b3romoffset, lookupnum);
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#if 0
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printf("%05x (%08x,%d) ",spriteNumber, (m_b3romoffset + (spriteNumber>>3)), spriteNumber&7 );
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@ -1171,6 +1203,53 @@ x100(0x200) - 07b78 07c6b 07d5b 07e04 07ee7 07fd9 0806a 001a0 001a0 001a0 001a0
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if ((h == m_hCellCount-1) && (v == m_vCellCount-1))
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printf("\n");
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#endif
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#if 1
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int compdataoffset = (m_b3romoffset + (spriteNumber>>3));
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// do some logging for the sprite mentioned above 'investigate this sprite' looking at compressed data used in the first column
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//if ((compdataoffset==0x3e9030) && (h==0))
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if ((compdataoffset >= 0x016590) && (compdataoffset<=0x0165e6) && (h==0))
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{
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printf("%05x (%08x,%d) | ",spriteNumber, compdataoffset, spriteNumber&7 );
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//00200 (00016590,0) 00200 (00016590,0)
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//00210 (00016592,0) 00210 (00016592,0)
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for (int i=0;i<18;i++)
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{
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UINT16 compdata = get_10bit_data( m_b3romoffset, spriteNumber + i);
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printf("%03x ", compdata);
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// as 20-bit
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// 00200 (00016590,0) | 03c3e 0f83e 0f83e 0f83e 95e57 95e57 95e57 95e57 (03e57)
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// 00210 (00016592,0) | 03e57 95e57 95e07 81e07 81e07 81e07 81e07 81e07 81e07
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// as 10-bit (pretty, I like this)
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/* |this is where 210 starts
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00200 (00016590,0) | 00f 03e 03e 03e 03e 03e 03e 03e 257 257 257 257 257 257 257 257(00f 257)
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00210 (00016592,0) | 00f 257 257 257 257 207 207 207 207 207 207 207 207 207 207 207 207 207
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00251 (0001659a,1) | 00f 237 237 237 237 237 237 237 237 237 237 237 237 22f 22f 22f 22f 22f
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00292 (000165a2,2) | 00f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f 21f
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002b7 (000165a6,7) | 00f 0be 0be 0be 263 263 263 263 07e 07e 07e 07e 05e 00f 07e 07e 05e 247
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002c4 (000165a8,4) | 00f 07e 07e 05e 247 247 247 247 247 247 247 247 247 247 247 247 20f 20f
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002f4 (000165ae,4) | 00f 20f 20f 20f 20f 20f 20f 20f 20f 20f 20f 20f 20f 233 233 233 233 233
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00335 (000165b6,5) | 00f 23b 23b 23b 23b 20b 20b 20b 20b 20b 20b 20b 20b 20b 20b 20b 20b 20b
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00373 (000165be,3) | 00f 0fe 0fe 0fe 0fe 0fe 0fe 223 223 223 223 223 223 223 223 223 223 223
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0038a (000165c1,2) | 00f 223 223 223 223 223 223 223 223 223 223 223 223 223 223 223 223 223
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003ac (000165c5,4) | 00f 17e 15e 1be 1be 1be 1be 1be 19e 217 217 217 217 217 217 217 217 00f
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003bd (000165c7,5) | 00f 217 217 217 217 217 217 217 217 217 217 217 217 217 217 217 217 217
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003fe (000165cf,6) | 00f 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b 22b
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00419 (000165d3,1) | 00f 203 203 203 203 203 203 203 203 203 203 203 203 203 203 203 203 203
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0045a (000165db,2) | 00f 227 227 227 227 227 227 227 227 227 227 227 227 227 227 227 227 253
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0049b (000165e3,3) | 00f 213 213 213 213 213 213 213 213 13e 13e 13e 13e 13e 13e 21b 21b 21b
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004b2 (000165e6,2) | 000 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b 21b
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*/
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}
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printf("\n");
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}
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#endif
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}
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}
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}
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