private static void WriteShader(BBData data, ShaderInfo si, StringsChunkBuilder strings)
{
var se = new ShaderEntry
{
Name = strings.GetOffset(si.Name),
Type = si.Type.Encode(),
AttributeCount = (uint)si.Attributes.Length
};
unsafe
{
se.GLSL_ES.VertexSource = strings.GetOffset(si.Code.GLSL_ES.VertexShader);
se.GLSL_ES.FragmentSource = strings.GetOffset(si.Code.GLSL_ES.FragmentShader);
se.GLSL.VertexSource = strings.GetOffset(si.Code.GLSL.VertexShader);
se.GLSL.FragmentSource = strings.GetOffset(si.Code.GLSL.FragmentShader);
se.HLSL9.VertexSource = strings.GetOffset(si.Code.HLSL9.VertexShader);
se.HLSL9.FragmentSource = strings.GetOffset(si.Code.HLSL9.FragmentShader);
}
var tmp = new BinBuffer();
tmp.Write(se);
data.Buffer.Write(tmp, 0, tmp.Size - 4, 0); // TODO
foreach (var attr in si.Attributes)
{
data.Buffer.Write(strings.GetOffset(attr));
}
data.Buffer.Write(2); // TODO: ShaderEntry2
for (int i = 0; i < 12; i++)
{
data.Buffer.Write(0);
}
}
/// <summary>
/// Gets the host shader for the guest shader code,
/// or the default value for the type if not found.
/// </summary>
/// <param name="pack">Pack with spans of guest shader code</param>
/// <param name="hash">Calculated hash of all the shader code on the pack</param>
/// <returns>Host shader, or the default value if not found</returns>
public T Get(ShaderPack pack, out int hash)
{
Fnv1a hasher = new Fnv1a();
hasher.Initialize();
for (int index = 0; index < pack.Count; index++)
{
hasher.Add(pack[index]);
}
hash = hasher.Hash;
if (_shaders.TryGetValue(hash, out List <ShaderEntry> list))
{
for (int index = 0; index < list.Count; index++)
{
ShaderEntry entry = list[index];
if (entry.CodeEquals(pack))
{
return(entry.Shader);
}
}
}
return(default);
