EGL_EXT_pixel_format_float
https://www.khronos.org/registry/egl/specs/eglspec.1.5.pdf
EGL_EXT_pixel_format_float

	EGL_COLOR_COMPONENT_TYPE_EXT 0x3339
	EGL_COLOR_COMPONENT_TYPE_FIXED_EXT 0x333A
	EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT 0x333B