/// <summary>
/// Creates TVC keyboard emulation
/// </summary>
/// <param name="in_tvc">TVC hardware which owns this keyboard</param>
public TVCKeyboard(TVComputer in_tvc)
{
m_tvc = in_tvc;
// init matrx
m_keyboard_matrix = new byte[KeyboardRowCount];
for (int i = 0; i < m_keyboard_matrix.Length; i++)
{
m_keyboard_matrix[i] = 0xff;
}
// create key mapping table
LoadKeyMappingTableFromResource("TVCEmu.Resources.DefaultKeyMapping.txt");
// clear pressed key table
m_pressed_keys = new Key[PressedKeyCount];
for (int i = 0; i < PressedKeyCount; i++)
{
m_pressed_keys[i] = Key.None;
}
// add port access handlers
m_tvc.Ports.AddPortWriter(0x03, PortWrite03H);
m_tvc.Ports.AddPortReader(0x58, PortRead58H);
// setup injection service
m_keyboard_injection_pos = -1;
m_keyboard_injection_rate = m_tvc.MillisecToCPUTicks(KeyboardInjectionRate);
}
public TVCInterrupt(TVComputer in_tvc)
{
m_tvc = in_tvc;
m_tvc.Ports.AddPortWriter(0x07, PortWrite07H);
m_tvc.Ports.AddPortReader(0x59, PortRead59H);
}
public TVCMemory(TVComputer in_tvc)
{
m_tvc = in_tvc;
m_page_reader = new PageReader[PageCount];
m_page_writer = new PageWriter[PageCount];
// reserve space for memories
m_mem_sys = new byte[SysMemLength];
m_mem_ext = new byte[ExtMemLength];
m_mem_iomem = new byte[IOCardCount][];
for (int i = 0; i < IOCardCount; i++)
{
m_mem_iomem[i] = new byte[IOMemSize];
}
m_mem_user = new byte[PageCount * PageLength];
m_mem_video = new byte[VideoPageCount * PageLength];
// register port handlers
m_tvc.Ports.AddPortWriter(0x02, PortWrite02H);
m_tvc.Ports.AddPortWriter(0x03, PortWrite03H);
m_tvc.Ports.AddPortReset(0x02, PortReset02H);
m_tvc.Ports.AddPortReset(0x03, PortReset03H);
}
public TVCVideo(TVComputer in_tvc)
{
m_tvc = in_tvc;
m_context = SynchronizationContext.Current;
// fill color cache
m_graphics16_colors = new uint[128];
int graphics16_color_index;
int index;
m_colors = new uint[TVCColors.Length];
for (int i = 0; i < TVCColors.Length; i++)
{
m_colors[i] = 0xff000000u | ((uint)TVCColors[i].R << 16) | ((uint)TVCColors[i].G << 8) | (TVCColors[i].B);
graphics16_color_index = 0;
index = i;
for (int j = 0; j < 4; j++)
{
graphics16_color_index <<= 2;
if ((index & 0x08) != 0)
{
graphics16_color_index |= 0x01;
}
index <<= 1;
}
m_graphics16_colors[graphics16_color_index] = m_colors[i];
}
m_6845_registers = new byte[MC6845RegisterCount];
m_port_palette = new byte[PaletterColorCount];
m_tvc.Ports.AddPortWriter(0x00, PortWrite00H);
m_tvc.Ports.AddPortWriter(0x06, PortWrite06H);
m_tvc.Ports.AddPortWriter(0x60, PortWrite60H);
m_tvc.Ports.AddPortWriter(0x61, PortWrite61H);
m_tvc.Ports.AddPortWriter(0x62, PortWrite62H);
m_tvc.Ports.AddPortWriter(0x63, PortWrite63H);
m_tvc.Ports.AddPortWriter(0x70, PortWrite70H);
m_tvc.Ports.AddPortWriter(0x71, PortWrite71H);
m_frame_ready_event_param = new FrameReadyEventparam();
AllocateFrameBuffer(640, 576);
}
