Material GetMetallicMaterial(MetallicShaderFeatures metallicShaderFeatures)
{
bool doubleSided = (metallicShaderFeatures & MetallicShaderFeatures.DoubleSided) != 0;
if (!metallicShaders.TryGetValue(metallicShaderFeatures, value: out var shader))
{
ShaderMode mode = (ShaderMode)(metallicShaderFeatures & MetallicShaderFeatures.ModeMask);
// TODO: add ClearCoat support
bool coat = false; // (metallicShaderFeatures & MetallicShaderFeatures.ClearCoat) != 0;
// TODO: add sheen support
bool sheen = false; // (metallicShaderFeatures & MetallicShaderFeatures.Sheen) != 0;
var shaderName = string.Format(
"Shader Graphs/glTF-metallic-{0}{1}{2}{3}",
mode,
coat ? "-coat" : "",
sheen ? "-sheen" : "",
doubleSided ? "-double" : ""
);
shader = FindShader(shaderName);
metallicShaders[metallicShaderFeatures] = shader;
}
if (shader == null)
{
return(null);
}
var mat = new Material(shader);
#if UNITY_EDITOR
mat.doubleSidedGI = doubleSided;
#endif
return(mat);
}
Material GetMetallicMaterial(MetallicShaderFeatures metallicShaderFeatures)
{
Shader shader;
#if UNITY_SHADER_GRAPH_12_OR_NEWER
if (s_MetallicShader == null)
{
s_MetallicShader = FindShader(SHADER_METALLIC);
}
shader = s_MetallicShader;
#else
if (!metallicShaders.TryGetValue(metallicShaderFeatures, value: out shader))
{
var shaderName = GetMetallicShaderName(metallicShaderFeatures);
shader = FindShader(shaderName);
metallicShaders[metallicShaderFeatures] = shader;
}
#endif
if (shader == null)
{
return(null);
}
var mat = new Material(shader);
#if UNITY_EDITOR
mat.doubleSidedGI = (metallicShaderFeatures & MetallicShaderFeatures.DoubleSided) != 0;
#endif
return(mat);
}
protected virtual string GetMetallicShaderName(MetallicShaderFeatures metallicShaderFeatures)
{
var doubleSided = (metallicShaderFeatures & MetallicShaderFeatures.DoubleSided) != 0;
var mode = (ShaderMode)(metallicShaderFeatures & MetallicShaderFeatures.ModeMask);
return($"{SHADER_METALLIC}-{mode}{(doubleSided ? "-double" : "")}");
}
protected virtual string GetMetallicShaderName(MetallicShaderFeatures metallicShaderFeatures)
{
var doubleSided = (metallicShaderFeatures & MetallicShaderFeatures.DoubleSided) != 0;
var mode = (ShaderMode)(metallicShaderFeatures & MetallicShaderFeatures.ModeMask);
return(string.Format(
"{0}-{1}{2}"
, SHADER_METALLIC
, mode
, doubleSided ? "-double" : ""
));
}
Material GetMetallicMaterial(MetallicShaderFeatures metallicShaderFeatures)
{
Shader shader = GetMetallicShader(metallicShaderFeatures);
if (shader == null)
{
return(null);
}
var mat = new Material(shader);
#if UNITY_EDITOR
mat.doubleSidedGI = (metallicShaderFeatures & MetallicShaderFeatures.DoubleSided) != 0;
#endif
return(mat);
}
Shader GetMetallicShader(MetallicShaderFeatures metallicShaderFeatures)
{
Shader shader;
#if UNITY_SHADER_GRAPH_12_OR_NEWER
if (s_MetallicShader == null)
{
s_MetallicShader = LoadShaderByName(SHADER_METALLIC);
}
shader = s_MetallicShader;
#else
if (!metallicShaders.TryGetValue(metallicShaderFeatures, value: out shader) || shader == null)
{
shader = LoadShaderByName(GetMetallicShaderName(metallicShaderFeatures));
metallicShaders[metallicShaderFeatures] = shader;
}
#endif
return(shader);
}
protected override string GetMetallicShaderName(MetallicShaderFeatures metallicShaderFeatures)
{
return(SHADER_METALLIC);
}