public ShaderAttribute(ShaderAttributeName nameParam, ShaderDataType dataTypeParam, int locationParam, int elementSizeParam)
{
name = nameParam;
dataType = dataTypeParam;
location = locationParam;
elementSize = elementSizeParam;
}
public ShaderAttribute(ShaderAttributeName nameParam, ShaderDataType dataTypeParam)
{
name = nameParam;
dataType = dataTypeParam;
location = -1;
elementSize = -1;
}
public static int getAttributeSizeElements(ShaderAttributeName name)
{
switch (name)
{
case ShaderAttributeName.Position: return(MeshData.getElementsInPosition());
case ShaderAttributeName.Normal: return(MeshData.getElementsInNormal());
case ShaderAttributeName.TexCoord: return(MeshData.getElementsInTexCoord());
default: return(0);
}
}
public static int getAttributeSizeBytes(ShaderAttributeName name)
{
switch (name)
{
case ShaderAttributeName.Position: return(MeshData.getPositionSizeBytes());
case ShaderAttributeName.Normal: return(MeshData.getNormalSizeBytes());
case ShaderAttributeName.TexCoord: return(MeshData.getTexCoordSizeBytes());
default: return(0);
}
}
public static ShaderAttribute getAttribute(ShaderAttributeName name, ShaderProgram shaderProgram)
{
foreach (ShaderAttribute attr in shaderProgram.attributes)
{
if (attr.name == name)
{
return(attr);
}
}
Logger.LogError(Logger.ErrorState.Critical, "Did not get attribute " + ShaderUniformManager.GetSingleton().GetAttributeName(name));
ShaderAttribute invalid = new ShaderAttribute(ShaderAttributeName.InvalidAttributeName, ShaderDataType.InvalidType);
return(invalid);
}
public int GetAttributeLocation(ShaderAttributeName attribName)
{
foreach (ShaderAttribute a in attributes)
{
if (a.name == attribName)
{
return(a.location);
}
}
ShaderUniformManager uniMan = ShaderUniformManager.GetSingleton();
Logger.LogError(Logger.ErrorState.Limited, "Attribute " + uniMan.GetAttributeName(attribName) + " location not found");
return(-1);
}
public string GetAttributeName(ShaderAttributeName name)
{
switch (name)
{
case ShaderAttributeName.Position: return("aPosition");
case ShaderAttributeName.Normal: return("aNormal");
case ShaderAttributeName.TexCoord: return("aTexCoord");
case ShaderAttributeName.DiffuseColor: return("aDiffuseColor");
default: return(string.Empty);
}
}
private ShaderAttribute getAttribute(ShaderAttributeName name, List <ShaderAttribute> attributes)
{
ShaderAttribute result = new ShaderAttribute();
result.location = -1;
foreach (ShaderAttribute a in attributes)
{
if (a.name.Equals(name))
{
if (checkAttribute(a))
{
result = a;
}
}
}
if (result.location == -1)
{
Logger.LogError(Logger.ErrorState.Limited, "Did not get attribute ");
}
return(result);
}
private void AddSupportedAttribute(ShaderAttributeName name, ShaderDataType type)
{
supportedAttributes.Add(GetAttributeName(name), new ShaderAttribute(name, type));
}
