Function available in CINEMA 4D Studio  
 PDraw 
Basic Node ParameterPDraw
This node allows you to draw particles using a virtual brush.The PDraw node enables you to freely draw particles in 3D space. Once you have drawn the particles, the node will act as a container for them.
Drawing particles in the 3D view using the PDraw node.
    
To draw particles in a view:
-  Select the PDraw node.
 -  Choose  .
 -  Move the time slider to the frame at which the particles should be born.
 -  Ctrl-drag to draw the particles.
 -  If Type is set to Spherical, you can Shift-drag to change the size of the virtual sphere inside which the particles are drawn.
 -  Once you have drawn the particles for this frame, move to the next frame at which you want particles to be born. Draw the particles for the new frame.