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allow use of a fake ascii rom (hidden behind a define) (by request, so controls etc. can be hooked up)

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This commit is contained in:
David Haywood 2013-02-19 19:07:50 +00:00
parent 73b72b4ee6
commit af5b6203fc
1 changed files with 33 additions and 1 deletions
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34
src/mame/drivers/coolridr.c
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@ -254,6 +254,8 @@ Note: This hardware appears to have been designed as a test-bed for a new RLE ba
#include "machine/am9517a.h"
#include "rendlay.h"
//#define FAKE_ASCII_ROM
class coolridr_state : public driver_device
{
public:
@ -481,6 +483,7 @@ WRITE32_MEMBER(coolridr_state::sysh1_txt_blit_w)
{
COMBINE_DATA(&m_sysh1_txt_blit[offset]);
switch(offset)
{
// The mode register
@ -662,6 +665,15 @@ WRITE32_MEMBER(coolridr_state::sysh1_txt_blit_w)
if (spriteNumber == 0x20 || spriteNumber == 0x00)
continue;
#ifdef FAKE_ASCII_ROM
if (m_blitterMode == 0x30 || m_blitterMode == 0x90)
{
drawgfx_opaque(*drawbitmap,drawbitmap->cliprect(), machine().gfx[3],spriteNumber,0,0,0,pixelOffsetX,pixelOffsetY);
continue;
}
#endif
int blockwide = ((16*m_hZoom)/0x40)-1;
int blockhigh = ((16*m_vZoom)/0x40)-1;
@ -962,11 +974,25 @@ static const gfx_layout test =
};
#endif
static const gfx_layout fakeascii =
{
16,16,
512,
4,
{ 0,1,2,3 },
{ 0*4,0*4,1*4,1*4,2*4,2*4,3*4,3*4,4*4,4*4,5*4,5*4,6*4,6*4, 7*4,7*4 },
{ 0*8*4,0*8*4, 1*8*4,1*8*4, 2*8*4,2*8*4, 3*8*4,3*8*4, 4*8*4,4*8*4, 5*8*4,5*8*4, 6*8*4,6*8*4, 7*8*4,7*8*4 },
8*8*4
};
static GFXDECODE_START( coolridr )
// GFXDECODE_ENTRY( "maincpu_data", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "gfx_data", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "gfx5", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "ram_gfx", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "fakeascii", 0x18000, fakeascii, 0, 16 )
GFXDECODE_END
static INPUT_PORTS_START( coolridr )
@ -1491,6 +1517,12 @@ ROM_START( coolridr )
ROM_REGION( 0x80000, "scsp2", 0 ) /* second SCSP's RAM */
ROM_FILL( 0x000000, 0x80000, 0 )
ROM_REGION( 0x2800000, "fakeascii", ROMREGION_ERASEFF )
#ifdef FAKE_ASCII_ROM
ROM_LOAD( "video", 0x000000, 0x020000, CRC(8857ec5a) SHA1(5bed14933af060cb4a1ce6a961c4ca1467a1cbc2) ) // dump of the orunners video ram so we can use the charset (its 8x8 not 16x16 tho, but who cares)
#endif
ROM_END
#if 0
@ -1520,4 +1552,4 @@ DRIVER_INIT_MEMBER(coolridr_state,coolridr)
machine().device("maincpu")->memory().space(AS_PROGRAM).install_read_handler(0x60d8894, 0x060d8897, read32_delegate(FUNC(coolridr_state::coolridr_hack2_r), this));
}
GAME( 1995, coolridr, 0, coolridr, coolridr, coolridr_state, coolridr, ROT0, "Sega", "Cool Riders",GAME_NOT_WORKING|GAME_NO_SOUND ) // was marked 'US' but clearly uploads a Japan warning, might be a jumper select
GAME( 1995, coolridr, 0, coolridr, coolridr, coolridr_state, coolridr, ROT0, "Sega", "Cool Riders",GAME_NOT_WORKING|GAME_NO_SOUND ) // region is set in test mode