mirror of
https://github.com/holub/mame
synced 2025-04-22 16:31:49 +03:00
dcheese.cpp Cleanups (#3859)
* dcheese.cpp : Correct palette size, Reduce some runtime tag lookups, Cleanup naming etc... * dcheese.cpp : Minor const'd values
This commit is contained in:
cam900
R. Belmont
parent
61af52b2ec
commit
9f38859425
@ -154,9 +154,9 @@ WRITE8_MEMBER(dcheese_state::sound_control_w)
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WRITE8_MEMBER(dcheese_state::bsmt_data_w)
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{
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/* writes come in pairs; even bytes latch, odd bytes write */
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if (offset % 2 == 0)
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if ((offset & 1) == 0)
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{
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m_bsmt->write_reg(offset / 2);
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m_bsmt->write_reg(offset >> 1);
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m_sound_msb_latch = data;
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}
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else
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@ -177,13 +177,13 @@ void dcheese_state::main_cpu_map(address_map &map)
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map(0x000000, 0x03ffff).rom();
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map(0x100000, 0x10ffff).ram();
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map(0x200000, 0x200001).portr("200000").w("watchdog", FUNC(watchdog_timer_device::reset16_w));
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map(0x220000, 0x220001).portr("220000").w(FUNC(dcheese_state::madmax_blitter_color_w));
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map(0x220000, 0x220001).portr("220000").w(FUNC(dcheese_state::blitter_color_w));
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map(0x240000, 0x240001).portr("240000").w(FUNC(dcheese_state::eeprom_control_w));
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map(0x260000, 0x26001f).w(FUNC(dcheese_state::madmax_blitter_xparam_w));
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map(0x280000, 0x28001f).w(FUNC(dcheese_state::madmax_blitter_yparam_w));
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map(0x2a0000, 0x2a003f).rw(FUNC(dcheese_state::madmax_blitter_vidparam_r), FUNC(dcheese_state::madmax_blitter_vidparam_w));
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map(0x260000, 0x26001f).w(FUNC(dcheese_state::blitter_xparam_w));
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map(0x280000, 0x28001f).w(FUNC(dcheese_state::blitter_yparam_w));
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map(0x2a0000, 0x2a003f).rw(FUNC(dcheese_state::blitter_vidparam_r), FUNC(dcheese_state::blitter_vidparam_w));
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map(0x2e0001, 0x2e0001).w(m_soundlatch, FUNC(generic_latch_8_device::write));
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map(0x300000, 0x300001).w(FUNC(dcheese_state::madmax_blitter_unknown_w));
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map(0x300000, 0x300001).w(FUNC(dcheese_state::blitter_unknown_w));
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}
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@ -197,8 +197,8 @@ void dcheese_state::main_cpu_map(address_map &map)
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void dcheese_state::sound_cpu_map(address_map &map)
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{
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map.unmap_value_high();
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map(0x0000, 0x07ff).rw(FUNC(dcheese_state::sound_status_r), FUNC(dcheese_state::sound_control_w));
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map(0x0800, 0x0fff).r(m_soundlatch, FUNC(generic_latch_8_device::read));
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map(0x0000, 0x0000).mirror(0x07ff).rw(FUNC(dcheese_state::sound_status_r), FUNC(dcheese_state::sound_control_w));
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map(0x0800, 0x0800).mirror(0x07ff).r(m_soundlatch, FUNC(generic_latch_8_device::read));
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map(0x1000, 0x10ff).mirror(0x0700).w(FUNC(dcheese_state::bsmt_data_w));
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map(0x1800, 0x1fff).ram();
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map(0x2000, 0xffff).rom();
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@ -398,7 +398,7 @@ MACHINE_CONFIG_START(dcheese_state::dcheese)
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MCFG_SCREEN_UPDATE_DRIVER(dcheese_state, screen_update_dcheese)
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MCFG_SCREEN_PALETTE("palette")
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MCFG_PALETTE_ADD("palette", 65534)
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MCFG_PALETTE_ADD("palette", 65536)
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MCFG_PALETTE_INIT_OWNER(dcheese_state, dcheese)
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/* sound hardware */
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@ -447,7 +447,7 @@ ROM_START( dcheese )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "dchez.102", 0x8000, 0x8000, CRC(5d110061) SHA1(10d852a408a75979b8e8843afc7b39737ca2c6c8) )
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ROM_REGION( 0x100000, "gfx1", 0 )
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ROM_REGION( 0x100000, "gfx", 0 )
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ROM_LOAD( "dchez.123", 0x00000, 0x40000, CRC(2293dd9a) SHA1(3f0550c2a6f59a233c5b1010cecdb19404170dc0) )
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ROM_LOAD( "dchez.127", 0x40000, 0x40000, CRC(372f9d67) SHA1(74f73f0344bfb890b5e457fcde3d82c9106e7edd) )
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ROM_LOAD( "dchez.125", 0x80000, 0x40000, CRC(ddf28bab) SHA1(0f3bc86d0db7afebf8c6094b8337e5f343a82f29) )
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@ -478,7 +478,7 @@ ROM_START( dcheese )
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ROM_RELOAD( 0x3c0000, 0x20000 )
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ROM_RELOAD( 0x3e0000, 0x20000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "dchez.144", 0x00000, 0x10000, CRC(52c96252) SHA1(46de465c25e4602aa360336315b3c8e1a9a0b5f3) )
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ROM_LOAD16_BYTE( "dchez.145", 0x00001, 0x10000, CRC(a11b92d0) SHA1(265f93cb3657910aabca21ed8afbb55bdc86a964) )
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ROM_END
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@ -492,7 +492,7 @@ ROM_START( lottof2 )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "u102.r10", 0x8000, 0x8000, CRC(fcb34c81) SHA1(f80cef85d0f4218c88c01b238f10eff2c6241d33) )
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ROM_REGION( 0x100000, "gfx1", 0 )
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ROM_REGION( 0x100000, "gfx", 0 )
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ROM_LOAD( "u123.r10", 0x00000, 0x40000, CRC(dbcdb5aa) SHA1(7473c5e0fc1a40a39e148277b4094fe1338d988c) )
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ROM_LOAD( "u127.r10", 0x40000, 0x40000, CRC(029ffed9) SHA1(63ba56277745ebea7c2c2b3738790cd2f4ddbe00) )
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ROM_LOAD( "u125.r10", 0x80000, 0x40000, CRC(c70cf1c6) SHA1(eb5f0c5f7485d92ce569ad915b9f5c3c48338172) )
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@ -528,7 +528,7 @@ ROM_START( lottof2 )
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ROM_RELOAD( 0x3c0000, 0x20000 )
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ROM_RELOAD( 0x3e0000, 0x20000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "u144.r10", 0x00000, 0x10000, CRC(3b9d5d9e) SHA1(b3fbfeb41c62c689a825dfe9487917a927a71f58) )
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ROM_LOAD16_BYTE( "u145.r10", 0x00001, 0x10000, CRC(e5a022a4) SHA1(567a37d24b36ca01a2ac3c40a0392cf97b1eb948) )
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ROM_END
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@ -542,7 +542,7 @@ ROM_START( fredmem )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "prog.102", 0x00000, 0x10000, CRC(b1526a1a) SHA1(456c44a0a908b3cd054b7c6741d7a1033c9b12fb) ) /* Sound Program 6809 code at U102 */
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ROM_REGION( 0x200000, "gfx1", 0 )
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ROM_REGION( 0x200000, "gfx", 0 )
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ROM_LOAD( "art-rom.123", 0x000000, 0x80000, CRC(48133505) SHA1(60f69b053e67256928db57e0a5335bbd5a72ddfc) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom.125", 0x080000, 0x80000, CRC(8181e154) SHA1(4d16b84ad52d8e3d3bcad3fdf5f8da23df198d46) ) /* Graphics / Art at U125 */
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ROM_LOAD( "art-rom.127", 0x100000, 0x80000, CRC(93095f3b) SHA1(de746829e04bf153024e94e6ef0ceffb1eae2b14) ) /* Graphics / Art at U127 */
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@ -558,7 +558,7 @@ ROM_START( fredmem )
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ROM_LOAD( "arom3", 0x300000, 0x80000, CRC(411900b0) SHA1(ddc5b387c89baab0fd5c654f3768c6e27972c06a) )
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ROM_RELOAD( 0x380000, 0x80000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(793c4bda) SHA1(5a8a2981b48922f4d9e617a9bf9ef6a47ab702b7) ) /* Palette - 0 at U144 */
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ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(fe2c3521) SHA1(896e53427c7831620ca565be9c0b76aabc36b9f4) ) /* Palette - 1 at U145 */
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@ -575,7 +575,7 @@ ROM_START( fredmemus )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "prog.102", 0x00000, 0x10000, CRC(b1526a1a) SHA1(456c44a0a908b3cd054b7c6741d7a1033c9b12fb) ) /* Sound Program 6809 code at U102 */
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ROM_REGION( 0x200000, "gfx1", 0 )
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ROM_REGION( 0x200000, "gfx", 0 )
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ROM_LOAD( "art-rom.123", 0x000000, 0x80000, CRC(48133505) SHA1(60f69b053e67256928db57e0a5335bbd5a72ddfc) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom.125", 0x080000, 0x80000, CRC(8181e154) SHA1(4d16b84ad52d8e3d3bcad3fdf5f8da23df198d46) ) /* Graphics / Art at U125 */
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ROM_LOAD( "art-rom.127", 0x100000, 0x80000, CRC(93095f3b) SHA1(de746829e04bf153024e94e6ef0ceffb1eae2b14) ) /* Graphics / Art at U127 */
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@ -591,7 +591,7 @@ ROM_START( fredmemus )
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ROM_LOAD( "arom3", 0x300000, 0x80000, CRC(411900b0) SHA1(ddc5b387c89baab0fd5c654f3768c6e27972c06a) )
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ROM_RELOAD( 0x380000, 0x80000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(793c4bda) SHA1(5a8a2981b48922f4d9e617a9bf9ef6a47ab702b7) ) /* Palette - 0 at U144 */
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ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(fe2c3521) SHA1(896e53427c7831620ca565be9c0b76aabc36b9f4) ) /* Palette - 1 at U145 */
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@ -607,7 +607,7 @@ ROM_START( fredmemuk )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "prog.102", 0x00000, 0x10000, CRC(b1526a1a) SHA1(456c44a0a908b3cd054b7c6741d7a1033c9b12fb) ) /* Sound Program 6809 code at U102 */
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ROM_REGION( 0x200000, "gfx1", 0 )
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ROM_REGION( 0x200000, "gfx", 0 )
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ROM_LOAD( "art-rom.123", 0x000000, 0x80000, CRC(48133505) SHA1(60f69b053e67256928db57e0a5335bbd5a72ddfc) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom.125", 0x080000, 0x80000, CRC(8181e154) SHA1(4d16b84ad52d8e3d3bcad3fdf5f8da23df198d46) ) /* Graphics / Art at U125 */
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ROM_LOAD( "art-rom.127", 0x100000, 0x80000, CRC(93095f3b) SHA1(de746829e04bf153024e94e6ef0ceffb1eae2b14) ) /* Graphics / Art at U127 */
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@ -623,7 +623,7 @@ ROM_START( fredmemuk )
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ROM_LOAD( "arom3", 0x300000, 0x80000, CRC(411900b0) SHA1(ddc5b387c89baab0fd5c654f3768c6e27972c06a) )
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ROM_RELOAD( 0x380000, 0x80000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(793c4bda) SHA1(5a8a2981b48922f4d9e617a9bf9ef6a47ab702b7) ) /* Palette - 0 at U144 */
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ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(fe2c3521) SHA1(896e53427c7831620ca565be9c0b76aabc36b9f4) ) /* Palette - 1 at U145 */
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@ -640,7 +640,7 @@ ROM_START( fredmemj )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "prog.102", 0x00000, 0x10000, CRC(b1526a1a) SHA1(456c44a0a908b3cd054b7c6741d7a1033c9b12fb) ) /* Sound Program 6809 code at U102 */
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ROM_REGION( 0x200000, "gfx1", 0 )
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ROM_REGION( 0x200000, "gfx", 0 )
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ROM_LOAD( "art-rom.123", 0x000000, 0x80000, CRC(48133505) SHA1(60f69b053e67256928db57e0a5335bbd5a72ddfc) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom_japan.125", 0x080000, 0x80000, CRC(7bfd9b92) SHA1(306f276cf4574587fb4421c2b214522ee2b53774) ) /* Graphics / Art at U125 */
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ROM_LOAD( "art-rom.127", 0x100000, 0x80000, CRC(93095f3b) SHA1(de746829e04bf153024e94e6ef0ceffb1eae2b14) ) /* Graphics / Art at U127 */
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@ -656,7 +656,7 @@ ROM_START( fredmemj )
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ROM_LOAD( "arom3", 0x300000, 0x80000, CRC(411900b0) SHA1(ddc5b387c89baab0fd5c654f3768c6e27972c06a) )
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ROM_RELOAD( 0x380000, 0x80000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(793c4bda) SHA1(5a8a2981b48922f4d9e617a9bf9ef6a47ab702b7) ) /* Palette - 0 at U144 */
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ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(fe2c3521) SHA1(896e53427c7831620ca565be9c0b76aabc36b9f4) ) /* Palette - 1 at U145 */
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@ -672,7 +672,7 @@ ROM_START( fredmemc )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "prog.102", 0x00000, 0x10000, CRC(b1526a1a) SHA1(456c44a0a908b3cd054b7c6741d7a1033c9b12fb) ) /* Sound Program 6809 code at U102 */
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ROM_REGION( 0x200000, "gfx1", 0 )
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ROM_REGION( 0x200000, "gfx", 0 )
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ROM_LOAD( "art-rom.123", 0x000000, 0x80000, CRC(48133505) SHA1(60f69b053e67256928db57e0a5335bbd5a72ddfc) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom.125.mandarin", 0x080000, 0x80000, CRC(780c06fa) SHA1(34aa420fb8a628b8cb92b0975e602d8c676c608a) ) /* Graphics / Art at U125 */
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ROM_LOAD( "art-rom.127", 0x100000, 0x80000, CRC(93095f3b) SHA1(de746829e04bf153024e94e6ef0ceffb1eae2b14) ) /* Graphics / Art at U127 */
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@ -688,7 +688,7 @@ ROM_START( fredmemc )
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ROM_LOAD( "arom3", 0x300000, 0x80000, CRC(411900b0) SHA1(ddc5b387c89baab0fd5c654f3768c6e27972c06a) )
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ROM_RELOAD( 0x380000, 0x80000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(793c4bda) SHA1(5a8a2981b48922f4d9e617a9bf9ef6a47ab702b7) ) /* Palette - 0 at U144 */
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ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(fe2c3521) SHA1(896e53427c7831620ca565be9c0b76aabc36b9f4) ) /* Palette - 1 at U145 */
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@ -704,7 +704,7 @@ ROM_START( fredmesp )
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ROM_REGION( 0x10000, "audiocpu", 0 ) /* M6809 */
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ROM_LOAD( "prog.102", 0x00000, 0x10000, CRC(b1526a1a) SHA1(456c44a0a908b3cd054b7c6741d7a1033c9b12fb) ) /* Sound Program 6809 code at U102 */
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ROM_REGION( 0x200000, "gfx1", 0 )
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ROM_REGION( 0x200000, "gfx", 0 )
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ROM_LOAD( "art-rom.123", 0x000000, 0x80000, CRC(48133505) SHA1(60f69b053e67256928db57e0a5335bbd5a72ddfc) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom.125.spanish", 0x080000, 0x80000, CRC(3ee88ec8) SHA1(24f3d548fe47b92d68904e1cd6233f75b109772c) ) /* Graphics / Art at U125 */
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ROM_LOAD( "art-rom.127", 0x100000, 0x80000, CRC(93095f3b) SHA1(de746829e04bf153024e94e6ef0ceffb1eae2b14) ) /* Graphics / Art at U127 */
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@ -720,7 +720,7 @@ ROM_START( fredmesp )
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ROM_LOAD( "arom3", 0x300000, 0x80000, CRC(411900b0) SHA1(ddc5b387c89baab0fd5c654f3768c6e27972c06a) )
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ROM_RELOAD( 0x380000, 0x80000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(793c4bda) SHA1(5a8a2981b48922f4d9e617a9bf9ef6a47ab702b7) ) /* Palette - 0 at U144 */
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ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(fe2c3521) SHA1(896e53427c7831620ca565be9c0b76aabc36b9f4) ) /* Palette - 1 at U145 */
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@ -738,7 +738,7 @@ ROM_START( cecmatch )
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ROM_LOAD( "prog.102", 0x00000, 0x8000, CRC(d452ccf4) SHA1(7de9a4f39bf0ba448fe4ebeb459e98a1910a66be) ) /* Sound Program 6809 code at U102 */
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ROM_RELOAD(0x8000,0x8000)
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ROM_REGION( 0x100000, "gfx1", ROMREGION_ERASEFF )
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ROM_REGION( 0x100000, "gfx", ROMREGION_ERASEFF )
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ROM_LOAD( "art-rom.123", 0x000000, 0x40000, CRC(1bab1a52) SHA1(f713ba1bc755c41d38d9846444d753c9c7fb1f9d) ) /* Graphics / Art at U123 */
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ROM_LOAD( "art-rom.127", 0x040000, 0x40000, CRC(dc9be2ca) SHA1(d5059a49a3aad309e242c9c4791d10aa5ecd5d1a) ) /* Graphics / Art at U127 */
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ROM_LOAD( "art-rom.125", 0x080000, 0x40000, CRC(7abe18d9) SHA1(c5a582ded7c1b0a02847b342111c64ac0ccb70c2) ) /* Graphics / Art at U125 */
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@ -761,7 +761,7 @@ ROM_START( cecmatch )
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ROM_RELOAD( 0x380000, 0x40000 )
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ROM_RELOAD( 0x3c0000, 0x40000 )
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ROM_REGION16_LE( 0x20000, "user1", 0 )
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ROM_REGION16_LE( 0x20000, "palrom", 0 )
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ROM_LOAD16_BYTE( "0.144", 0x00000, 0x10000, CRC(69b3cc85) SHA1(05f7204ac961274b5d2f42cc6c0d06e5fa146aef)) /* Palette - 0 at U144 */
|
||||
ROM_LOAD16_BYTE( "1.145", 0x00001, 0x10000, CRC(e64a8511) SHA1(0e3a1fe936c841b8acfb150bf63e564b1dec2363) ) /* Palette - 1 at U145 */
|
||||
ROM_END
|
||||
|
||||
@ -15,8 +15,10 @@
|
||||
class dcheese_state : public driver_device
|
||||
{
|
||||
public:
|
||||
dcheese_state(const machine_config &mconfig, device_type type, const char *tag)
|
||||
: driver_device(mconfig, type, tag),
|
||||
dcheese_state(const machine_config &mconfig, device_type type, const char *tag) :
|
||||
driver_device(mconfig, type, tag),
|
||||
m_palrom(*this, "palrom"),
|
||||
m_gfxrom(*this, "gfx"),
|
||||
m_maincpu(*this, "maincpu"),
|
||||
m_audiocpu(*this, "audiocpu"),
|
||||
m_screen(*this, "screen"),
|
||||
@ -35,6 +37,9 @@ private:
|
||||
TIMER_SIGNAL_IRQ
|
||||
};
|
||||
|
||||
required_region_ptr<uint16_t> m_palrom;
|
||||
required_region_ptr<uint8_t> m_gfxrom;
|
||||
|
||||
/* video-related */
|
||||
uint16_t m_blitter_color[2];
|
||||
uint16_t m_blitter_xparam[16];
|
||||
@ -61,12 +66,12 @@ private:
|
||||
DECLARE_READ8_MEMBER(sound_status_r);
|
||||
DECLARE_WRITE8_MEMBER(sound_control_w);
|
||||
DECLARE_WRITE8_MEMBER(bsmt_data_w);
|
||||
DECLARE_WRITE16_MEMBER(madmax_blitter_color_w);
|
||||
DECLARE_WRITE16_MEMBER(madmax_blitter_xparam_w);
|
||||
DECLARE_WRITE16_MEMBER(madmax_blitter_yparam_w);
|
||||
DECLARE_WRITE16_MEMBER(madmax_blitter_vidparam_w);
|
||||
DECLARE_WRITE16_MEMBER(madmax_blitter_unknown_w);
|
||||
DECLARE_READ16_MEMBER(madmax_blitter_vidparam_r);
|
||||
DECLARE_WRITE16_MEMBER(blitter_color_w);
|
||||
DECLARE_WRITE16_MEMBER(blitter_xparam_w);
|
||||
DECLARE_WRITE16_MEMBER(blitter_yparam_w);
|
||||
DECLARE_WRITE16_MEMBER(blitter_vidparam_w);
|
||||
DECLARE_WRITE16_MEMBER(blitter_unknown_w);
|
||||
DECLARE_READ16_MEMBER(blitter_vidparam_r);
|
||||
virtual void machine_start() override;
|
||||
virtual void video_start() override;
|
||||
DECLARE_PALETTE_INIT(dcheese);
|
||||
|
||||
@ -29,14 +29,11 @@
|
||||
|
||||
PALETTE_INIT_MEMBER(dcheese_state, dcheese)
|
||||
{
|
||||
const uint16_t *src = (uint16_t *)memregion("user1")->base();
|
||||
int i;
|
||||
|
||||
/* really 65536 colors, but they don't use the later ones so we can stay */
|
||||
/* within MAME's limits */
|
||||
for (i = 0; i < 65534; i++)
|
||||
for (int i = 0; i < 65536; i++)
|
||||
{
|
||||
int data = *src++;
|
||||
int data = m_palrom[i];
|
||||
palette.set_pen_color(i, pal6bit(data >> 0), pal5bit(data >> 6), pal5bit(data >> 11));
|
||||
}
|
||||
}
|
||||
@ -127,7 +124,7 @@ uint32_t dcheese_state::screen_update_dcheese(screen_device &screen, bitmap_ind1
|
||||
for (y = cliprect.min_y; y <= cliprect.max_y; y++)
|
||||
{
|
||||
uint16_t *dest = &bitmap.pix16(y);
|
||||
uint16_t *src = &m_dstbitmap->pix16((y + m_blitter_vidparam[0x28/2]) % DSTBITMAP_HEIGHT);
|
||||
uint16_t *src = &m_dstbitmap->pix16((y + m_blitter_vidparam[0x28/2]) & 0x1ff);
|
||||
|
||||
for (x = cliprect.min_x; x <= cliprect.max_x; x++)
|
||||
dest[x] = src[x];
|
||||
@ -149,7 +146,7 @@ void dcheese_state::do_clear( )
|
||||
|
||||
/* clear the requested scanlines */
|
||||
for (y = m_blitter_vidparam[0x2c/2]; y < m_blitter_vidparam[0x2a/2]; y++)
|
||||
memset(&m_dstbitmap->pix16(y % DSTBITMAP_HEIGHT), 0, DSTBITMAP_WIDTH * 2);
|
||||
memset(&m_dstbitmap->pix16(y & 0x1ff), 0, DSTBITMAP_WIDTH * 2);
|
||||
|
||||
/* signal an IRQ when done (timing is just a guess) */
|
||||
m_signal_irq_timer->adjust(m_screen->scan_period(), 1);
|
||||
@ -158,49 +155,47 @@ void dcheese_state::do_clear( )
|
||||
|
||||
void dcheese_state::do_blit( )
|
||||
{
|
||||
int32_t srcminx = m_blitter_xparam[0] << 12;
|
||||
int32_t srcmaxx = m_blitter_xparam[1] << 12;
|
||||
int32_t srcminy = m_blitter_yparam[0] << 12;
|
||||
int32_t srcmaxy = m_blitter_yparam[1] << 12;
|
||||
int32_t srcx = ((m_blitter_xparam[2] & 0x0fff) | ((m_blitter_xparam[3] & 0x0fff) << 12)) << 7;
|
||||
int32_t srcy = ((m_blitter_yparam[2] & 0x0fff) | ((m_blitter_yparam[3] & 0x0fff) << 12)) << 7;
|
||||
int32_t dxdx = (int32_t)(((m_blitter_xparam[4] & 0x0fff) | ((m_blitter_xparam[5] & 0x0fff) << 12)) << 12) >> 12;
|
||||
int32_t dxdy = (int32_t)(((m_blitter_xparam[6] & 0x0fff) | ((m_blitter_xparam[7] & 0x0fff) << 12)) << 12) >> 12;
|
||||
int32_t dydx = (int32_t)(((m_blitter_yparam[4] & 0x0fff) | ((m_blitter_yparam[5] & 0x0fff) << 12)) << 12) >> 12;
|
||||
int32_t dydy = (int32_t)(((m_blitter_yparam[6] & 0x0fff) | ((m_blitter_yparam[7] & 0x0fff) << 12)) << 12) >> 12;
|
||||
uint8_t *src = memregion("gfx1")->base();
|
||||
uint32_t pagemask = (memregion("gfx1")->bytes() - 1) / 0x40000;
|
||||
int xstart = m_blitter_xparam[14];
|
||||
int xend = m_blitter_xparam[15] + 1;
|
||||
int ystart = m_blitter_yparam[14];
|
||||
int yend = m_blitter_yparam[15];
|
||||
int color = (m_blitter_color[0] << 8) & 0xff00;
|
||||
int mask = (m_blitter_color[0] >> 8) & 0x00ff;
|
||||
int opaque = (dxdx | dxdy | dydx | dydy) == 0; /* bit of a hack for fredmem */
|
||||
int x, y;
|
||||
int32_t const srcminx = m_blitter_xparam[0] << 12;
|
||||
int32_t const srcmaxx = m_blitter_xparam[1] << 12;
|
||||
int32_t const srcminy = m_blitter_yparam[0] << 12;
|
||||
int32_t const srcmaxy = m_blitter_yparam[1] << 12;
|
||||
int32_t const srcx = ((m_blitter_xparam[2] & 0x0fff) | ((m_blitter_xparam[3] & 0x0fff) << 12)) << 7;
|
||||
int32_t const srcy = ((m_blitter_yparam[2] & 0x0fff) | ((m_blitter_yparam[3] & 0x0fff) << 12)) << 7;
|
||||
int32_t const dxdx = (int32_t)(((m_blitter_xparam[4] & 0x0fff) | ((m_blitter_xparam[5] & 0x0fff) << 12)) << 12) >> 12;
|
||||
int32_t const dxdy = (int32_t)(((m_blitter_xparam[6] & 0x0fff) | ((m_blitter_xparam[7] & 0x0fff) << 12)) << 12) >> 12;
|
||||
int32_t const dydx = (int32_t)(((m_blitter_yparam[4] & 0x0fff) | ((m_blitter_yparam[5] & 0x0fff) << 12)) << 12) >> 12;
|
||||
int32_t const dydy = (int32_t)(((m_blitter_yparam[6] & 0x0fff) | ((m_blitter_yparam[7] & 0x0fff) << 12)) << 12) >> 12;
|
||||
uint32_t const pagemask = m_gfxrom.mask() >> 18;
|
||||
int const xstart = m_blitter_xparam[14];
|
||||
int const xend = m_blitter_xparam[15] + 1;
|
||||
int const ystart = m_blitter_yparam[14];
|
||||
int const yend = m_blitter_yparam[15];
|
||||
int const color = (m_blitter_color[0] << 8) & 0xff00;
|
||||
int const mask = (m_blitter_color[0] >> 8) & 0x00ff;
|
||||
int const opaque = (dxdx | dxdy | dydx | dydy) == 0; /* bit of a hack for fredmem */
|
||||
|
||||
/* loop over target rows */
|
||||
for (y = ystart; y <= yend; y++)
|
||||
for (int y = ystart; y <= yend; y++)
|
||||
{
|
||||
uint16_t *dst = &m_dstbitmap->pix16(y % DSTBITMAP_HEIGHT);
|
||||
uint16_t *dst = &m_dstbitmap->pix16(y & 0x1ff);
|
||||
|
||||
/* loop over target columns */
|
||||
for (x = xstart; x <= xend; x++)
|
||||
for (int x = xstart; x <= xend; x++)
|
||||
{
|
||||
/* compute current X/Y positions */
|
||||
int sx = (srcx + dxdx * (x - xstart) + dxdy * (y - ystart)) & 0xffffff;
|
||||
int sy = (srcy + dydx * (x - xstart) + dydy * (y - ystart)) & 0xffffff;
|
||||
int const sx = (srcx + dxdx * (x - xstart) + dxdy * (y - ystart)) & 0xffffff;
|
||||
int const sy = (srcy + dydx * (x - xstart) + dydy * (y - ystart)) & 0xffffff;
|
||||
|
||||
/* clip to source cliprect */
|
||||
if (sx >= srcminx && sx <= srcmaxx && sy >= srcminy && sy <= srcmaxy)
|
||||
{
|
||||
/* page comes from bit 22 of Y and bit 21 of X */
|
||||
int page = (((sy >> 21) & 2) | ((sx >> 21) & 1) | ((sx >> 20) & 4)) & pagemask;
|
||||
int pix = src[0x40000 * page + ((sy >> 12) & 0x1ff) * 512 + ((sx >> 12) & 0x1ff)];
|
||||
int const page = (((sy >> 21) & 2) | ((sx >> 21) & 1) | ((sx >> 20) & 4)) & pagemask;
|
||||
int const pix = m_gfxrom[(page << 18) | (((sy >> 12) & 0x1ff) << 9) | ((sx >> 12) & 0x1ff)];
|
||||
|
||||
/* only non-zero pixels get written */
|
||||
if (pix | opaque)
|
||||
dst[x % DSTBITMAP_WIDTH] = (pix & mask) | color;
|
||||
dst[x & 0x1ff] = (pix & mask) | color;
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -234,25 +229,25 @@ void dcheese_state::do_blit( )
|
||||
*
|
||||
*************************************/
|
||||
|
||||
WRITE16_MEMBER(dcheese_state::madmax_blitter_color_w)
|
||||
WRITE16_MEMBER(dcheese_state::blitter_color_w)
|
||||
{
|
||||
COMBINE_DATA(&m_blitter_color[offset]);
|
||||
}
|
||||
|
||||
|
||||
WRITE16_MEMBER(dcheese_state::madmax_blitter_xparam_w)
|
||||
WRITE16_MEMBER(dcheese_state::blitter_xparam_w)
|
||||
{
|
||||
COMBINE_DATA(&m_blitter_xparam[offset]);
|
||||
}
|
||||
|
||||
|
||||
WRITE16_MEMBER(dcheese_state::madmax_blitter_yparam_w)
|
||||
WRITE16_MEMBER(dcheese_state::blitter_yparam_w)
|
||||
{
|
||||
COMBINE_DATA(&m_blitter_yparam[offset]);
|
||||
}
|
||||
|
||||
|
||||
WRITE16_MEMBER(dcheese_state::madmax_blitter_vidparam_w)
|
||||
WRITE16_MEMBER(dcheese_state::blitter_vidparam_w)
|
||||
{
|
||||
COMBINE_DATA(&m_blitter_vidparam[offset]);
|
||||
|
||||
@ -296,14 +291,14 @@ WRITE16_MEMBER(dcheese_state::madmax_blitter_vidparam_w)
|
||||
}
|
||||
|
||||
|
||||
WRITE16_MEMBER(dcheese_state::madmax_blitter_unknown_w)
|
||||
WRITE16_MEMBER(dcheese_state::blitter_unknown_w)
|
||||
{
|
||||
/* written to just before the blitter command register is written */
|
||||
logerror("%06X:write to %06X = %04X & %04X\n", m_maincpu->pc(), 0x300000 + 2 * offset, data, mem_mask);
|
||||
}
|
||||
|
||||
|
||||
READ16_MEMBER(dcheese_state::madmax_blitter_vidparam_r)
|
||||
READ16_MEMBER(dcheese_state::blitter_vidparam_r)
|
||||
{
|
||||
/* analog inputs seem to be hooked up here -- might not actually map to blitter */
|
||||
if (offset == 0x02/2)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user