public int GetId(ShaderConfig cfg)
{
return
(cfg.LightCount & ((1 << 5) - 1)) |
((cfg.LightRangeAttenuation ? 1 : 0) << 5) |
((cfg.DiffuseMap ? 1 : 0) << 6) |
((cfg.TangentSpace ? 1 : 0) << 7) |
((cfg.BumpMap ? 1 : 0) << 8) |
((cfg.SpecularMap ? 1 : 0) << 9) |
((cfg.EmissiveMap ? 1 : 0) << 10) |
((cfg.ReflectionMap ? 1 : 0) << 11) |
((cfg.SphereMap ? 1 : 0) << 12);
}
public ShaderConfig MaterialToConfig(Material m)
{
ShaderConfig c = new ShaderConfig();
c.BumpMap = m.BumpMap != null;
c.DiffuseMap = m.diffusemap != null;
c.EmissiveMap = m.EmissiveMap != null;
c.LightCount = 8;
c.LightRangeAttenuation = true;
c.ReflectionMap = m.ReflectionMap != null;
c.SpecularMap = m.SpecularMap != null;
c.SphereMap = m.EnvironmentMap != null;
c.TangentSpace = m.BumpMap != null;
return c;
}
public int GenerateShader(ShaderConfig cfg, out string vertexprogram, out string fragmentprogram)
{
Config = cfg;
int id = GetId(cfg);
string f = GenerateFragmentProgram();
string v = GenerateVertexProgram();
vertexprogram = v;
fragmentprogram = f;
//System.Console.WriteLine(v);
//System.Console.WriteLine(f);
return id;
}
public Shader GetShader(ShaderConfig cfg)
{
return Get(cfg).Shader;
}
public Entry Get(ShaderConfig cfg)
{
int id = Generator.GetId(cfg);
if (Contains(id))
return Shaders[id];
else
{
string v, f;
if (Generator.GenerateShader(cfg, out v, out f) != id)
throw new Exception();
Shader s = null;
if (Renderer != null)
{
//try
{
s = Renderer.CreateShader(v, f, null, 0, 0);
}
//catch (Exception e)
{
//StreamWriter sw1=new StreamWriter("c:\\vertex.txt", false);
//StreamWriter sw2 = new StreamWriter("c:\\fragment.txt", false);
//sw1.Write(v);
//sw2.Write(f);
//sw1.Close();
//sw2.Close();
//throw e;
}
}
Add(id, v, f, s);
return Shaders[id];
}
}
