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Diffstat (limited to 'src/mame/video/vector06.c')
-rw-r--r--src/mame/video/vector06.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/src/mame/video/vector06.c b/src/mame/video/vector06.c
new file mode 100644
index 00000000000..9ae05a221f9
--- /dev/null
+++ b/src/mame/video/vector06.c
@@ -0,0 +1,61 @@
+// license:BSD-3-Clause
+// copyright-holders:Miodrag Milanovic
+/***************************************************************************
+
+ Vector06c driver by Miodrag Milanovic
+
+ 10/07/2008 Preliminary driver.
+
+****************************************************************************/
+
+
+#include "includes/vector06.h"
+
+
+void vector06_state::video_start()
+{
+}
+
+UINT32 vector06_state::screen_update_vector06(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ UINT8 code1,code2,code3,code4;
+ UINT8 col;
+ int y, x, b,draw_y;
+ UINT8 *ram = m_ram->pointer();
+
+ int width = (m_video_mode==0x00) ? 256 : 512;
+ rectangle screen_area(0,width+64-1,0,256+64-1);
+ // fill border color
+ bitmap.fill(m_color_index, screen_area);
+
+ // draw image
+ for (x = 0; x < 32; x++)
+ {
+ for (y = 0; y < 256; y++)
+ {
+ // port A of 8255 also used as scroll
+ draw_y = ((255-y-m_keyboard_mask) & 0xff) +32;
+ code1 = ram[0x8000 + x*256 + y];
+ code2 = ram[0xa000 + x*256 + y];
+ code3 = ram[0xc000 + x*256 + y];
+ code4 = ram[0xe000 + x*256 + y];
+ for (b = 0; b < 8; b++)
+ {
+ col = ((code1 >> b) & 0x01) * 8 + ((code2 >> b) & 0x01) * 4 + ((code3 >> b) & 0x01)* 2+ ((code4 >> b) & 0x01);
+ if (m_video_mode==0x00) {
+ bitmap.pix16(draw_y, x*8+(7-b)+32) = col;
+ } else {
+ bitmap.pix16(draw_y, x*16+(7-b)*2+1+32) = ((code2 >> b) & 0x01) * 2;
+ bitmap.pix16(draw_y, x*16+(7-b)*2+32) = ((code3 >> b) & 0x01) * 2;
+ }
+ }
+ }
+ }
+ return 0;
+}
+
+PALETTE_INIT_MEMBER(vector06_state, vector06)
+{
+ for (UINT8 i=0; i<16; i++)
+ m_palette->set_pen_color( i, rgb_t::black );
+}