# OpenGL ES 2.0 services
class GLES

	# Query the boolean value at `key`
	private fun get_bool(key: Int): Bool `{
		GLboolean val;
		glGetBooleanv(key, &val);
		return val == GL_TRUE;
	`}

	# Query the floating point value at `key`
	private fun get_float(key: Int): Float `{
		GLfloat val;
		glGetFloatv(key, &val);
		return val;
	`}

	# Query the integer value at `key`
	private fun get_int(key: Int): Int `{
		GLint val;
		glGetIntegerv(key, &val);
		return val;
	`}

	# Does this driver support shader compilation?
	#
	# Should always return `true` in OpenGL ES 2.0 and 3.0.
	fun shader_compiler: Bool do return get_bool(0x8DFA)

	# OpenGL server-side capabilities
	var capabilities = new GLCapabilities is lazy
end