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(PSB): implemented 'L8' and 'A8L8' textures.

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This commit is contained in:
morkt 2017-01-14 12:25:42 +04:00
parent 6604bbe698
commit b7a621722c
1 changed files with 56 additions and 9 deletions
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65
ArcFormats/Emote/ArcPSB.cs
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@ -278,6 +278,7 @@ namespace GameRes.Formats.Emote
bool ReadHeader (bool encrypted)
{
m_input.Position = 4;
m_version = m_input.ReadUInt16();
m_flags = m_input.ReadUInt16();
if (encrypted && m_version < 3)
@ -301,7 +302,7 @@ namespace GameRes.Formats.Emote
&& m_strings_data >= 0x28 && m_strings_data < m_chunk_data
&& m_chunk_offsets >= 0x28 && m_chunk_offsets < m_chunk_data
&& m_chunk_lengths >= 0x28 && m_chunk_lengths < m_chunk_data
&& m_chunk_data >= 0x28 && m_chunk_data < buffer_length
&& m_chunk_data >= 0x28 && m_chunk_data <= buffer_length
&& m_root >= 0x28 && m_root < m_chunk_data))
return false;
@ -638,19 +639,23 @@ namespace GameRes.Formats.Emote
protected override ImageData GetImageData ()
{
var pixels = new byte[m_info.Width * m_info.Height * 4];
int stride = (int)m_info.Width * 4;
var pixels = new byte[stride * (int)m_info.Height];
if ("RGBA8" == m_info.TexType)
ReadRgba8 (pixels);
ReadRgba8 (pixels, stride);
else if ("L8" == m_info.TexType)
ReadL8 (pixels, stride);
else if ("A8L8" == m_info.TexType)
ReadA8L8 (pixels, stride);
else if ("RGBA4444" == m_info.TexType)
ReadRgba4444 (pixels);
ReadRgba4444 (pixels, stride);
else
throw new NotImplementedException (string.Format ("PSB texture format '{0}' not implemented", m_info.TexType));
return ImageData.Create (m_info, PixelFormats.Bgra32, null, pixels);
return ImageData.Create (m_info, PixelFormats.Bgra32, null, pixels, stride);
}
void ReadRgba8 (byte[] output)
void ReadRgba8 (byte[] output, int dst_stride)
{
int dst_stride = (int)m_info.Width * 4;
long next_row = 0;
int src_stride = m_info.FullWidth * 4;
int dst = 0;
@ -663,9 +668,51 @@ namespace GameRes.Formats.Emote
}
}
void ReadRgba4444 (byte[] output)
void ReadL8 (byte[] output, int dst_stride)
{
int src_stride = m_info.FullWidth;
int dst = 0;
var row = new byte[src_stride];
m_input.Position = 0;
for (uint i = 0; i < m_info.Height; ++i)
{
m_input.Read (row, 0, src_stride);
int src = 0;
for (int x = 0; x < dst_stride; x += 4)
{
byte c = row[src++];
output[dst++] = c;
output[dst++] = c;
output[dst++] = c;
output[dst++] = 0xFF;
}
}
}
void ReadA8L8 (byte[] output, int dst_stride)
{
int src_stride = m_info.FullWidth * 2;
int dst = 0;
var row = new byte[src_stride];
m_input.Position = 0;
for (uint i = 0; i < m_info.Height; ++i)
{
m_input.Read (row, 0, src_stride);
int src = 0;
for (int x = 0; x < dst_stride; x += 4)
{
byte c = row[src++];
byte a = row[src++];
output[dst++] = c;
output[dst++] = c;
output[dst++] = c;
output[dst++] = a;
}
}
}
void ReadRgba4444 (byte[] output, int dst_stride)
{
int dst_stride = (int)m_info.Width * 4;
int src_stride = m_info.FullWidth * 2;
int dst = 0;
var row = new byte[src_stride];