public static Dictionary <string, BufferBinding> bindings()
{
if (theBindings == null)
{
theBindings = new Dictionary <string, BufferBinding>();
theBindings["position"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 3, offset = 0
};
theBindings["color"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = true, numElements = 4, offset = 12
};
theBindings["size"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 3, offset = 28
};
theBindings["rotation"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 1, offset = 40
};
}
return(theBindings);
}
public static Dictionary <string, BufferBinding> bindings()
{
if (theBindings == null)
{
theBindings = new Dictionary <string, BufferBinding>();
theBindings["position"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 3, offset = 0
};
theBindings["normal"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 3, offset = 12
};
theBindings["uv"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 2, offset = 24
};
theBindings["boneId"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 4, offset = 32
};
theBindings["boneWeight"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 4, offset = 48
};
}
return(theBindings);
}
public static Dictionary <string, BufferBinding> bindings()
{
if (theBindings == null)
{
theBindings = new Dictionary <string, BufferBinding>();
theBindings["uv"] = new BufferBinding()
{
bufferIndex = 0, dataType = BindingDataType.Float, dataFormat = (int)VertexAttribType.Float, normalize = false, numElements = 2, offset = 0
};
}
return(theBindings);
}
public void bindVertexFormat(ShaderProgram sp, Dictionary <string, BufferBinding> bindings)
{
//make active
bind();
foreach (AttributeInfo attr in sp.vertexBindings.Values)
{
if (attr.id == -1)
{
continue;
}
if (attr.name.StartsWith("gl_"))
{
continue;
}
BufferBinding binding = null;
if (bindings.TryGetValue(attr.name, out binding) == false)
{
throw new Exception(String.Format("Failed to find bind point {0}", attr.name));
}
switch (binding.dataType)
{
case BindingDataType.Float:
GL.VertexAttribFormat(attr.id, binding.numElements, (VertexAttribType)binding.dataFormat, binding.normalize, binding.offset);
break;
case BindingDataType.Integer:
GL.VertexAttribIFormat(attr.id, binding.numElements, (VertexAttribIntegerType)binding.dataFormat, binding.offset);
break;
case BindingDataType.Double:
GL.VertexAttribLFormat(attr.id, binding.numElements, (VertexAttribDoubleType)binding.dataFormat, binding.offset);
break;
}
GL.VertexAttribBinding(attr.id, binding.bufferIndex);
GL.EnableVertexAttribArray(attr.id);
}
//cleanup
unbind();
}
