bool Serialize(GFile &f, bool Write)
{
if (Data && Write)
{
f.Write(Data->Data, Data->Len);
return true;
}
return false;
}
/*
====================
Save
====================
*/
VOID EChunk::Save(GFile& file)
{
GUARD(EChunk::Save);
// write the chunk header
U32 header = MAKEFOURCC('G','C','H','K');
file.Write(&header, sizeof(U32));
// write the number of layers
U32 num_layer = mLayers.size();
file.Write(&num_layer, sizeof(U32));
// write all of the layers
if(mLayers.size() == 1)
{
Layer& layer = mLayers[0];
// write the texture
U32 name_len = layer.name.size();
file.Write(&name_len, sizeof(U32));
file.Write(layer.name.c_str(), name_len*sizeof(CHAR));
file.Write(layer.st.ptr(), 2*sizeof(F32));
// write the alpha
U32 width = 1;
file.Write(&width, sizeof(U32));
U32 height = 1;
file.Write(&height, sizeof(U32));
U8 alpha = 127;
file.Write(&alpha, sizeof(U8));
}
else
{
for(I32 k = 0; k < mLayers.size(); k++)
{
Layer& layer = mLayers[k];
// write the texture
U32 name_len = layer.name.size();
file.Write(&name_len, sizeof(U32));
file.Write(layer.name.c_str(), name_len*sizeof(CHAR));
file.Write(layer.st.ptr(), 2*sizeof(F32));
// write the alpha
U32 width = U2P(ALPHA_STRIDE);
file.Write(&width, sizeof(U32));
U32 height = U2P(ALPHA_STRIDE);
file.Write(&height, sizeof(U32));
if(k==0)
{
std::vector<U8>data(width*height);
for(U32 j = 0; j < height; j++)
{
for( U32 i = 0; i < width; i++)
{
U8& alpha = layer.alpha[i+j*width];
U8& mask = mMask[i+j*width];
if(mask == 0) data[i+j*width] = (U8)(((F32)alpha)/255.0f*127.0f);
else data[i+j*width] = (U8)(((F32)alpha)/255.0f*127.0f)+128;
}
}
file.Write(&data[0], width*height*sizeof(U8));
}
else
{
file.Write(&layer.alpha[0], width*height*sizeof(U8));
}
}
}
UNGUARD;
}
