A list of framebuffers created When MSAA and MRT are used together, one for each color buffer. This allows color buffers to be resolved separately.
Key used to store _glMsaaDepthBuffer in the cache.
The supplied single-sampled framebuffer for rendering. Undefined represents no supplied framebuffer. Null represents the default framebuffer. A value represents a user-supplied framebuffer.
A WebGL implementation of the RenderTarget.