Extension('VK_EXT_shader_stencil_export', 1, True),
Extension('VK_EXT_depth_clip_enable', 1, True),
Extension('VK_KHR_draw_indirect_count', 1, True),
Extension('VK_EXT_shader_stencil_export', 1, True),
Extension('VK_EXT_depth_clip_enable', 1, True),
Extension('VK_KHR_draw_indirect_count', 1, True),