Is your shadow color pure black?
If I recall correctly, in my old B3D stencil demo, the final step was to black quad over the screen and render with alpha blending on, the amount of alpha controlled how dark the stencil shadow was.
You're using GL b.t.w, right?
If I recall correctly, in my old B3D stencil demo, the final step was to black quad over the screen and render with alpha blending on, the amount of alpha controlled how dark the stencil shadow was.
You're using GL b.t.w, right?