X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Usermode%2FApplications%2Faxwin4_src%2FServer%2Fvideo.cpp;h=50686c61be17f5e1d7b22b31a5ea8206c1b2ddf8;hb=4d0188930e7d0e571db78d1d2e3c4d9b3f0fe8fb;hp=a3949221f198161376a09ed596a6d2a37a12f78c;hpb=340e7923b1e95c39ac85a4b22af7f1b53b315cd9;p=tpg%2Facess2.git

diff --git a/Usermode/Applications/axwin4_src/Server/video.cpp b/Usermode/Applications/axwin4_src/Server/video.cpp
index a3949221..50686c61 100644
--- a/Usermode/Applications/axwin4_src/Server/video.cpp
+++ b/Usermode/Applications/axwin4_src/Server/video.cpp
@@ -5,17 +5,116 @@
  * video.cpp
  * - Graphics output
  */
+#include <cstddef>
 #include <video.hpp>
+#include <common.hpp>
+
+extern "C" {
+#include <acess/sys.h>
+#include <acess/devices/pty.h>
+#include <acess/devices/pty_cmds.h>
+#include "resources/cursor.h"
+}
 
 namespace AxWin {
 
-namespace Graphics {
+CVideo::CVideo(const CConfigVideo& config):
+	m_fd(1),
+	m_width(0),
+	m_height(0),
+	m_bufferFormat(PTYBUFFMT_TEXT)
+{
+	// Obtain dimensions
+	{
+		if( _SysIOCtl(m_fd, DRV_IOCTL_TYPE, NULL) != DRV_TYPE_TERMINAL )
+			throw AxWin::InitFailure("stdin isn't a terminal");
+		struct ptydims	dims;
+		if( _SysIOCtl(m_fd, PTY_IOCTL_GETDIMS, &dims) == -1 )
+			throw AxWin::InitFailure("Failed to get dimensions from stdin");
+		m_width = dims.PW;
+		m_height = dims.PH;
+		if( m_width == 0 || m_height == 0 )
+			throw AxWin::InitFailure("Terminal not capable of graphics");
+	}
+	
+	_SysDebug("m_width=%i, m_height=%i", m_width, m_height);
+	SetCursorBitmap();
+	
+	SetCursorPos( m_width/2, m_height/2 );
+	
+	SetBufFormat(PTYBUFFMT_FB);
+	uint32_t	data[m_width];
+	for( unsigned int i = 0; i < m_height; i ++ )
+		BlitLine(data, i, 0, m_width);
+}
+
+void CVideo::GetDims(unsigned int& w, unsigned int& h)
+{
+	w = m_width;
+	h = m_height;
+}
+
+void CVideo::BlitLine(const uint32_t* src, unsigned int dst_y, unsigned int dst_x, unsigned int width)
+{
+	//_SysDebug("CVideo::BlitLine (%p, %i, %i, %i)", src, dst_y, dst_x, width);
+	//_SysDebugHex("CVideo::BlitLine", src, width*4);
+	size_t	cmdlen = (sizeof(struct ptycmd_senddata) + width*4)/4;
+	//_SysDebug(" - Offset = %i, cmdlen = %i", (dst_y * m_width + dst_x) * 4, cmdlen);
+	struct ptycmd_senddata	cmd = {
+		{PTY2D_CMD_SEND, uint8_t(cmdlen & 0xFF), uint16_t(cmdlen>>8)},
+		(dst_y * m_width + dst_x)
+	};
+	SetBufFormat(PTYBUFFMT_2DCMD);
+	_SysWrite(m_fd, &cmd, sizeof(cmd));
+	_SysWrite(m_fd, src, width*4);
+}
 
-void Initialise(const CConfigVideo& config)
+void CVideo::Flush()
 {
+	// TODO: Write to a local copy of the framebuffer in BlitLine, and then flush out in this function
 }
 
-};
+void CVideo::SetBufFormat(unsigned int FormatID)
+{
+	if( m_bufferFormat != FormatID )
+	{
+		
+		struct ptymode mode = {.OutputMode = FormatID, .InputMode = 0};
+		int rv = _SysIOCtl( m_fd, PTY_IOCTL_SETMODE, &mode );
+		if( rv ) {
+			throw ::AxWin::InitFailure("Can't set PTY to framebuffer mode");
+		}
+		
+		m_bufferFormat = FormatID;
+	}
+}
+
+void CVideo::SetCursorBitmap()
+{
+	// Set cursor position and bitmap
+	struct ptycmd_header	hdr = {PTY2D_CMD_SETCURSORBMP,0,0};
+	size_t size = sizeof(hdr) + sizeof(cCursorBitmap) + cCursorBitmap.W*cCursorBitmap.H*4;
+	hdr.len_low = size / 4;
+	hdr.len_hi = size / (256*4);
+	
+	SetBufFormat(PTYBUFFMT_2DCMD);
+	_SysWrite(m_fd, &hdr, sizeof(hdr));
+	_SysDebug("SetCursorBitmap - size = %i (%04x:%02x * 4)", size, hdr.len_hi, hdr.len_low);
+	_SysWrite(m_fd, &cCursorBitmap, size-sizeof(hdr));
+}
+
+void CVideo::SetCursorPos(int X, int Y)
+{
+	struct ptycmd_setcursorpos	cmd;
+	cmd.hdr.cmd = PTY2D_CMD_SETCURSORPOS;
+	cmd.hdr.len_low = sizeof(cmd)/4;
+	cmd.hdr.len_hi = 0;
+	cmd.x = X;
+	cmd.y = Y;
+
+	SetBufFormat(PTYBUFFMT_2DCMD);	
+	_SysWrite(m_fd, &cmd, sizeof(cmd));
+}
 
 };	// namespace AxWin