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Port from MESS, nw

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This commit is contained in:
Angelo Salese 2011-07-20 22:35:01 +00:00
parent c88c4b2578
commit c165e473ea
1 changed files with 11 additions and 5 deletions
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16
src/mame/video/stvvdp2.c
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@ -4173,6 +4173,9 @@ static void stv_vdp2_check_tilemap(running_machine &machine, bitmap_t *bitmap, c
}
}
static void stv_vdp2_draw_rotation_screen(running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect, int iRP);
static void stv_vdp2_copy_roz_bitmap(bitmap_t *bitmap,
running_machine &machine,
bitmap_t *roz_bitmap,
@ -4579,7 +4582,8 @@ static void stv_vdp2_draw_NBG0(running_machine &machine, bitmap_t *bitmap, const
Column Scroll : Yes
Mosaic : Yes
*/
stv2_current_tilemap.enabled = STV_VDP2_N0ON;
stv2_current_tilemap.enabled = STV_VDP2_N0ON | STV_VDP2_R1ON;
// if (!stv2_current_tilemap.enabled) return; // stop right now if its disabled ...
@ -4631,7 +4635,7 @@ static void stv_vdp2_draw_NBG0(running_machine &machine, bitmap_t *bitmap, const
stv2_current_tilemap.vertical_linescroll_enable = STV_VDP2_N0LSCY;
stv2_current_tilemap.linezoom_enable = STV_VDP2_N0LZMX;
stv2_current_tilemap.plane_size = STV_VDP2_N0PLSZ;
stv2_current_tilemap.plane_size = (STV_VDP2_R1ON) ? STV_VDP2_RBPLSZ : STV_VDP2_N0PLSZ;
stv2_current_tilemap.colour_ram_address_offset = STV_VDP2_N0CAOS;
stv2_current_tilemap.fade_control = (STV_VDP2_N0COEN * 1) | (STV_VDP2_N0COSL * 2);
stv_vdp2_check_fade_control_for_layer(machine);
@ -4645,12 +4649,15 @@ static void stv_vdp2_draw_NBG0(running_machine &machine, bitmap_t *bitmap, const
stv2_current_tilemap.layer_name=0;
if ( stv2_current_tilemap.enabled )
if ( stv2_current_tilemap.enabled && (!(STV_VDP2_R1ON))) /* TODO: check cycle pattern for RBG1 */
{
stv2_current_tilemap.enabled = stv_vdp2_check_vram_cycle_pattern_registers( machine, STV_VDP2_CP_NBG0_PNMDR, STV_VDP2_CP_NBG0_CPDR, stv2_current_tilemap.bitmap_enable );
}
stv_vdp2_check_tilemap(machine, bitmap, cliprect);
if(STV_VDP2_R1ON)
stv_vdp2_draw_rotation_screen(machine, bitmap, cliprect, 2 );
else
stv_vdp2_check_tilemap(machine, bitmap, cliprect);
}
static void stv_vdp2_draw_NBG1(running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect)
@ -5044,7 +5051,6 @@ static void stv_vdp2_draw_rotation_screen(running_machine &machine, bitmap_t *bi
}
}
if ( stv_vdp2_is_rotation_applied() == 0 )
{
stv2_current_tilemap.scrollx = stv_current_rotation_parameter_table.mx >> 16;