public static int generic_vh_start()
{
dirtybuffer = null;
tmpbitmap = null;
if (videoram_size[0] == 0)
{
System.Console.WriteLine("Error: generic_vh_start() called but videoram_size not initialized\n");
return 1;
}
dirtybuffer = new bool[videoram_size[0]];
Generic.SetDirtyBuffer(true);
tmpbitmap = Mame.osd_new_bitmap(Mame.Machine.drv.screen_width, Mame.Machine.drv.screen_height, Mame.Machine.scrbitmap.depth);
return 0;
}
public static void vector_vh_update(Mame.osd_bitmap bitmap, int full_refresh)
{
int i;
int temp_x, temp_y;
/* copy parameters */
vecbitmap = bitmap;
vecwidth = bitmap.width;
vecheight = bitmap.height;
/* setup scaling */
temp_x = (1 << (44 - vecshift)) / (Mame.Machine.drv.visible_area.max_x - Mame.Machine.drv.visible_area.min_x);
temp_y = (1 << (44 - vecshift)) / (Mame.Machine.drv.visible_area.max_y - Mame.Machine.drv.visible_area.min_y);
if ((Mame.Machine.orientation & Mame.ORIENTATION_SWAP_XY) != 0)
{
vector_scale_x = temp_x * vecheight;
vector_scale_y = temp_y * vecwidth;
}
else
{
vector_scale_x = temp_x * vecwidth;
vector_scale_y = temp_y * vecheight;
}
/* reset clipping area */
xmin = 0; xmax = vecwidth; ymin = 0; ymax = vecheight;
/* next call to vector_clear_list() is allowed to swap the lists */
vector_runs = 0;
/* mark pixels which are not idential in newlist and oldlist dirty */
/* the old pixels which get removed are marked dirty immediately, */
/* new pixels are recognized by setting new.dirty */
clever_mark_dirty();
/* clear ALL pixels in the hidden map */
vector_clear_pixels();
/* Draw ALL lines into the hidden map. Mark only those lines with */
/* new.dirty = 1 as dirty. Remember the pixel start/end indices */
int ni = 0;
for (i = 0; i < new_index; i++)
{
if (new_list[ni].status == VCLIP)
vector_set_clip(new_list[ni].x, new_list[ni].y, new_list[ni].arg1, new_list[ni].arg2);
else
{
new_list[ni].arg1 = p_index;
vector_draw_to(new_list[ni].x, new_list[ni].y, new_list[ni].col, Tgamma[new_list[ni].intensity], new_list[ni].status);
new_list[ni].arg2 = p_index;
}
ni++;
}
}
public static int rallyx_vh_start()
{
if (Generic.generic_vh_start() != 0)
return 1;
dirtybuffer2 = new bool[Generic.videoram_size[0]];
for (int i = 0; i < Generic.videoram_size[0]; i++) dirtybuffer2[i] = true;
tmpbitmap1 = Mame.osd_create_bitmap(32 * 8, 32 * 8);
return 0;
}
public static void generic_bitmapped_vh_stop()
{
Mame.osd_free_bitmap(tmpbitmap);
tmpbitmap = null;
}
public static int generic_bitmapped_vh_start()
{
if ((tmpbitmap = Mame.osd_new_bitmap(Mame.Machine.drv.screen_width, Mame.Machine.drv.screen_height, Mame.Machine.scrbitmap.depth)) == null)
{
return 1;
}
return 0;
}
public static void generic_vh_stop()
{
dirtybuffer = null;
tmpbitmap = null;
}