diff options
Diffstat (limited to 'src/mame/video/tia.cpp')
-rw-r--r-- | src/mame/video/tia.cpp | 78 |
1 files changed, 32 insertions, 46 deletions
diff --git a/src/mame/video/tia.cpp b/src/mame/video/tia.cpp index 1c60324d6a7..6fe49fb13e7 100644 --- a/src/mame/video/tia.cpp +++ b/src/mame/video/tia.cpp @@ -22,24 +22,23 @@ static const int nusiz[8][3] = { 1, 4, 0 } }; -static void extend_palette(palette_device &palette) { - int i,j; - - for( i = 0; i < 128; i ++ ) +void tia_video_device::extend_palette() +{ + for (int i = 0; i < 128; i++) { - rgb_t new_rgb = palette.pen_color( i ); + rgb_t new_rgb = pen_color( i ); uint8_t new_r = new_rgb .r(); uint8_t new_g = new_rgb .g(); uint8_t new_b = new_rgb .b(); - for ( j = 0; j < 128; j++ ) + for (int j = 0; j < 128; j++) { - rgb_t old_rgb = palette.pen_color( j ); + rgb_t old_rgb = pen_color( j ); uint8_t old_r = old_rgb .r(); uint8_t old_g = old_rgb .g(); uint8_t old_b = old_rgb .b(); - palette.set_pen_color(( ( i + 1 ) << 7 ) | j, + set_pen_color(( ( i + 1 ) << 7 ) | j, ( new_r + old_r ) / 2, ( new_g + old_g ) / 2, ( new_b + old_b ) / 2 ); @@ -47,7 +46,7 @@ static void extend_palette(palette_device &palette) { } } -void tia_ntsc_video_device::tia_ntsc_palette(palette_device &palette) const +void tia_ntsc_video_device::init_palette() { /******************************************************************** Atari 2600 NTSC Palette Notes: @@ -282,18 +281,18 @@ void tia_ntsc_video_device::tia_ntsc_palette(palette_device &palette) const if (G > 1) G = 1; if (B > 1) B = 1; - palette.set_pen_color( + set_pen_color( 8 * i + j, uint8_t(255 * R + 0.5), uint8_t(255 * G + 0.5), uint8_t(255 * B + 0.5)); } } - extend_palette(palette); + extend_palette(); } -void tia_pal_video_device::tia_pal_palette(palette_device &palette) const +void tia_pal_video_device::init_palette() { static constexpr double color[16][2] = { @@ -340,19 +339,20 @@ void tia_pal_video_device::tia_pal_palette(palette_device &palette) const if (G > 1) G = 1; if (B > 1) B = 1; - palette.set_pen_color( + set_pen_color( 8 * i + j, uint8_t(255 * R + 0.5), uint8_t(255 * G + 0.5), uint8_t(255 * B + 0.5)); } } - extend_palette(palette); + extend_palette(); } tia_video_device::tia_video_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, type, tag, owner, clock) , device_video_interface(mconfig, *this) + , device_palette_interface(mconfig, *this) , m_read_input_port_cb(*this) , m_databus_contents_cb(*this) , m_vsync_cb(*this) @@ -373,15 +373,6 @@ tia_pal_video_device::tia_pal_video_device(const machine_config &mconfig, const { } -//------------------------------------------------- -// device_add_mconfig - add device configuration -//------------------------------------------------- - -void tia_pal_video_device::device_add_mconfig(machine_config &config) -{ - PALETTE(config, "palette", FUNC(tia_pal_video_device::tia_pal_palette), TIA_PALETTE_LENGTH); -} - // device type definition DEFINE_DEVICE_TYPE(TIA_NTSC_VIDEO, tia_ntsc_video_device, "tia_ntsc_video", "TIA Video (NTSC)") @@ -395,15 +386,6 @@ tia_ntsc_video_device::tia_ntsc_video_device(const machine_config &mconfig, cons } //------------------------------------------------- -// device_add_mconfig - add device configuration -//------------------------------------------------- - -void tia_ntsc_video_device::device_add_mconfig(machine_config &config) -{ - PALETTE(config, "palette", FUNC(tia_ntsc_video_device::tia_ntsc_palette), TIA_PALETTE_LENGTH); -} - -//------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- @@ -414,13 +396,14 @@ void tia_video_device::device_start() m_databus_contents_cb.resolve(); m_vsync_cb.resolve(); + init_palette(); int cx = screen().width(); screen_height = screen().height(); - helper[0] = std::make_unique<bitmap_ind16>(cx, TIA_MAX_SCREEN_HEIGHT); - helper[1] = std::make_unique<bitmap_ind16>(cx, TIA_MAX_SCREEN_HEIGHT); - helper[2] = std::make_unique<bitmap_ind16>(cx, TIA_MAX_SCREEN_HEIGHT); + helper[0].allocate(cx, TIA_MAX_SCREEN_HEIGHT); + helper[1].allocate(cx, TIA_MAX_SCREEN_HEIGHT); + buffer.allocate(cx, TIA_MAX_SCREEN_HEIGHT); register_save_state(); } @@ -430,10 +413,10 @@ void tia_video_device::device_start() // screen_update - //------------------------------------------------- -uint32_t tia_video_device::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +uint32_t tia_video_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { screen_height = screen.height(); - copybitmap(bitmap, *helper[2], 0, 0, 0, 0, cliprect); + copybitmap(bitmap, buffer, 0, 0, 0, 0, cliprect); return 0; } @@ -969,7 +952,7 @@ void tia_video_device::update_bitmap(int next_x, int next_y) if (collision_check(lineM0, lineM1, colx1, x2)) CXPPMM |= 0x40; - p = &helper[current_bitmap]->pix16(y % screen_height, 34); + p = &helper[current_bitmap].pix16(y % screen_height, 34); for (x = x1; x < x2; x++) { @@ -978,17 +961,17 @@ void tia_video_device::update_bitmap(int next_x, int next_y) if ( x2 == 160 && y % screen_height == (screen_height - 1) ) { int t_y; - for ( t_y = 0; t_y < helper[2]->height(); t_y++ ) { - uint16_t* l0 = &helper[current_bitmap]->pix16(t_y); - uint16_t* l1 = &helper[1 - current_bitmap]->pix16(t_y); - uint16_t* l2 = &helper[2]->pix16(t_y); + for ( t_y = 0; t_y < buffer.height(); t_y++ ) { + uint16_t* l0 = &helper[current_bitmap].pix16(t_y); + uint16_t* l1 = &helper[1 - current_bitmap].pix16(t_y); + uint32_t* l2 = &buffer.pix32(t_y); int t_x; - for( t_x = 0; t_x < helper[2]->width(); t_x++ ) { + for( t_x = 0; t_x < buffer.width(); t_x++ ) { if ( l0[t_x] != l1[t_x] ) { /* Combine both entries */ - l2[t_x] = ( ( l0[t_x] + 1 ) << 7 ) | l1[t_x]; + l2[t_x] = pen(( ( l0[t_x] + 1 ) << 7 ) | l1[t_x]); } else { - l2[t_x] = l0[t_x]; + l2[t_x] = pen(l0[t_x]); } } } @@ -1338,7 +1321,7 @@ WRITE8_MEMBER( tia_video_device::HMOVE_w ) } if (curr_y < screen_height) { - memset(&helper[current_bitmap]->pix16(curr_y, 34), 0, 16); + memset(&helper[current_bitmap].pix16(curr_y, 34), 0, 16); } prev_x = 8; @@ -2256,4 +2239,7 @@ void tia_video_device::register_save_state() save_item(NAME(HMBL_latch)); save_item(NAME(REFLECT)); save_item(NAME(NUSIZx_changed)); + save_item(NAME(helper[0])); + save_item(NAME(helper[1])); + save_item(NAME(buffer)); } |