void Line::SetLines(const std::vector<XMVECTOR> &l)
{
if (l.size() == lines.size())
{
for (int i = 0; i < lines.size(); i++)
lines[i] = { { to2(l[i]) }, { 1.0, 1.0, 1.0, 1.0 } };
// updating vertex buffer
auto dc = dx->deviceContext;
D3D11_MAPPED_SUBRESOURCE ms;
ZeroMemory(&ms, sizeof(ms));
Debug::if_failed(
dc->Map(vertexBuffer, 0, D3D11_MAP_WRITE, 0, &ms),
"error mapping subresource");
memcpy(ms.pData, lines.data(), lines.size()*sizeof(ColVertex));
dc->Unmap(vertexBuffer, 0);
}
else
{
ostringstream o;
o << "invalid lines count in SetLines argument\n" <<
"argument vector: " << l.size() << "\nlines vector: " << lines.size();
Debug::message(o.str());
}
}
// Decode a text string according to ETSI EN 300 468 Annex A
QString dvb_decode_text(const unsigned char *src, uint raw_length,
const unsigned char *encoding_override,
uint encoding_override_length)
{
if (!raw_length)
return "";
if (src[0] == 0x1f)
return freesat_huffman_to_string(src, raw_length);
/* UCS-2 aka ISO/IEC 10646-1 Basic Multilingual Plane */
if (src[0] == 0x11)
{
size_t length = (raw_length - 1) / 2;
QChar *to = new QChar[length];
for (size_t i=0; i<length; i++)
to[i] = (src[1 + i*2] << 8) + src[1 + i*2 + 1];
QString to2(to, length);
delete [] to;
return to2;
}
if (((0x11 < src[0]) && (src[0] < 0x15)) ||
((0x15 < src[0]) && (src[0] < 0x1f)))
{
// TODO: Handle multi-byte encodings
LOG(VB_SIPARSER, LOG_ERR,
"dvb_decode_text: Multi-byte coded text is not yet supported.");
return "";
}
// if a override encoding is specified and the default ISO 6937 encoding
// would be used copy the override encoding in front of the text
unsigned char *dst =
new unsigned char[raw_length + encoding_override_length];
uint length = 0;
if (encoding_override && src[0] >= 0x20) {
memcpy(dst, encoding_override, encoding_override_length);
length = encoding_override_length;
}
// Strip formatting characters
for (uint i = 0; i < raw_length; i++)
{
if ((src[i] < 0x80) || (src[i] > 0x9F))
dst[length++] = src[i];
// replace CR/LF with a space
else if (src[i] == 0x8A)
dst[length++] = 0x20;
}
// Exit on empty string, sans formatting.
QString sStr = (!length) ? "" : decode_text(dst, length);
delete [] dst;
return sStr;
}