*
* @param[in] depth the flag of depth buffer. If true is set, 24bit depth buffer is enabled.
* @param[in] stencil the flag of stencil. it true is set, 8bit stencil buffer is enabled.
*
* @param[in] depth the flag of depth buffer. If true is set, 24bit depth buffer is enabled.
* @param[in] stencil the flag of stencil. it true is set, 8bit stencil buffer is enabled.