hp1ll3, atarist, samcoupe: Replace first_screen with finders or device_video_interface (nw)

src/devices/video/hp1ll3.cpp

@@ -183,7 +183,7 @@ void hp1ll3_device::device_start()
 	// register for state saving
 	save_item(NAME(m_conf));
 
-	machine().first_screen()->register_screen_bitmap(m_bitmap);
+	screen().register_screen_bitmap(m_bitmap);
 
 	m_cursor.allocate(16, 16);
 	m_sprite.allocate(16, 16);

src/mame/drivers/samcoupe.cpp

@@ -117,12 +117,11 @@ WRITE8_MEMBER(samcoupe_state::samcoupe_disk_w)
 
 READ8_MEMBER(samcoupe_state::samcoupe_pen_r)
 {
-	screen_device *scr = machine().first_screen();
 	uint8_t data;
 
 	if (offset & 0x100)
 	{
-		int vpos = scr->vpos();
+		int vpos = m_screen->vpos();
 
 		/* return the current screen line or 192 for the border area */
 		if (vpos < SAM_BORDER_TOP || vpos >= SAM_BORDER_TOP + SAM_SCREEN_HEIGHT)
@@ -133,7 +132,7 @@ READ8_MEMBER(samcoupe_state::samcoupe_pen_r)
 	else
 	{
 		/* horizontal position is encoded into bits 3 to 8 */
-		data = scr->hpos() & 0xfc;
+		data = m_screen->hpos() & 0xfc;
 	}
 
 	return data;

src/mame/includes/atarist.h

@@ -20,6 +20,7 @@
 #include "machine/wd_fdc.h"
 #include "sound/ay8910.h"
 #include "sound/lmc1992.h"
+#include "screen.h"
 
 #define M68000_TAG      "m68000"
 #define HD6301V1_TAG    "hd6301"
@@ -120,7 +121,8 @@ public:
 			m_ikbd_mouse_pc(0),
 			m_ikbd_joy(1),
 			m_monochrome(1),
-			m_palette(*this, "palette")
+			m_palette(*this, "palette"),
+			m_screen(*this, "screen")
 	{ }
 
 	required_device<cpu_device> m_maincpu;
@@ -333,6 +335,7 @@ public:
 
 	int m_monochrome;
 	required_device<palette_device> m_palette;
+	required_device<screen_device> m_screen;
 	DECLARE_WRITE_LINE_MEMBER( write_monochrome );
 
 	void st(machine_config &config);

src/mame/includes/samcoupe.h

@@ -19,6 +19,7 @@
 #include "machine/ram.h"
 #include "machine/wd_fdc.h"
 #include "sound/spkrdev.h"
+#include "screen.h"
 
 /* screen dimensions */
 #define SAM_BLOCK           8
@@ -53,6 +54,7 @@ public:
 	samcoupe_state(const machine_config &mconfig, device_type type, const char *tag)
 			: driver_device(mconfig, type, tag),
 			m_maincpu(*this, "maincpu"),
+			m_screen(*this, "screen"),
 			m_speaker(*this, "speaker"),
 			m_cassette(*this, "cassette"),
 			m_lpt1(*this, "lpt1"),
@@ -156,6 +158,7 @@ public:
 	uint8_t* sam_bank_write_ptr[4];
 	DECLARE_FLOPPY_FORMATS( floppy_formats );
 	required_device<cpu_device> m_maincpu;
+	required_device<screen_device> m_screen;
 	required_device<speaker_sound_device> m_speaker;
 	required_device<cassette_image_device> m_cassette;
 	required_device<centronics_device> m_lpt1;

src/mame/machine/samcoupe.cpp

@@ -8,7 +8,6 @@
 
 #include "emu.h"
 #include "includes/samcoupe.h"
-#include "screen.h"
 
 /***************************************************************************
     CONSTANTS
@@ -297,7 +296,7 @@ void samcoupe_state::machine_start()
 
 	/* schedule our video updates */
 	m_video_update_timer = timer_alloc(TIMER_VIDEO_UPDATE);
-	m_video_update_timer->adjust(machine().first_screen()->time_until_pos(0, 0));
+	m_video_update_timer->adjust(m_screen->time_until_pos(0, 0));
 }
 
 /***************************************************************************

src/mame/video/atarist.cpp

@@ -15,10 +15,6 @@
 #include "video/atarist.h"
 #include "includes/atarist.h"
 
-#include "cpu/m68000/m68000.h"
-#include "machine/ram.h"
-#include "screen.h"
-
 
 
 //**************************************************************************
@@ -136,8 +132,8 @@ inline pen_t st_state::shift_mode_2()
 
 void st_state::shifter_tick()
 {
-	int y = machine().first_screen()->vpos();
-	int x = machine().first_screen()->hpos();
+	int y = m_screen->vpos();
+	int x = m_screen->hpos();
 
 	pen_t pen;
 
@@ -201,8 +197,8 @@ void st_state::draw_pixel(int x, int y, u32 pen)
 
 void st_state::glue_tick()
 {
-	int y = machine().first_screen()->vpos();
-	int x = machine().first_screen()->hpos();
+	int y = m_screen->vpos();
+	int x = m_screen->hpos();
 
 	int v = (y >= m_shifter_y_start) && (y < m_shifter_y_end);
 	int h = (x >= m_shifter_x_start) && (x < m_shifter_x_end);
@@ -1077,10 +1073,10 @@ void st_state::video_start()
 	m_shifter_timer = timer_alloc(TIMER_SHIFTER_TICK);
 	m_glue_timer = timer_alloc(TIMER_GLUE_TICK);
 
-//  m_shifter_timer->adjust(machine().first_screen()->time_until_pos(0), 0, attotime::from_hz(Y2/4)); // 125 ns
-	m_glue_timer->adjust(machine().first_screen()->time_until_pos(0), 0, attotime::from_hz(Y2/16)); // 500 ns
+//  m_shifter_timer->adjust(m_screen->time_until_pos(0), 0, attotime::from_hz(Y2/4)); // 125 ns
+	m_glue_timer->adjust(m_screen->time_until_pos(0), 0, attotime::from_hz(Y2/16)); // 500 ns
 
-	machine().first_screen()->register_screen_bitmap(m_bitmap);
+	m_screen->register_screen_bitmap(m_bitmap);
 
 	/* register for state saving */
 	save_item(NAME(m_shifter_base));

src/mame/video/samcoupe.cpp

@@ -8,7 +8,6 @@
 
 #include "emu.h"
 #include "includes/samcoupe.h"
-#include "screen.h"
 
 
 /***************************************************************************
@@ -29,7 +28,7 @@
 
 void samcoupe_state::video_start()
 {
-	machine().first_screen()->register_screen_bitmap(m_bitmap);
+	m_screen->register_screen_bitmap(m_bitmap);
 }
 
 uint32_t samcoupe_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
@@ -124,8 +123,8 @@ void samcoupe_state::draw_mode1_line(int y, int hpos)
 
 TIMER_CALLBACK_MEMBER(samcoupe_state::sam_video_update_callback)
 {
-	int vpos = machine().first_screen()->vpos();
-	int hpos = machine().first_screen()->hpos();
+	int vpos = m_screen->vpos();
+	int hpos = m_screen->hpos();
 
 	int next_vpos = vpos;
 	int next_hpos = hpos + SAM_BLOCK*2;
@@ -168,5 +167,5 @@ TIMER_CALLBACK_MEMBER(samcoupe_state::sam_video_update_callback)
 		samcoupe_irq(SAM_LINE_INT);
 
 	/* schedule next update */
-	m_video_update_timer->adjust(machine().first_screen()->time_until_pos(next_vpos, next_hpos));
+	m_video_update_timer->adjust(m_screen->time_until_pos(next_vpos, next_hpos));
 }