pub type PFN_vkCmdSetCoverageModulationModeNV = unsafe extern "system" fn(command_buffer: CommandBuffer, coverage_modulation_mode: CoverageModulationModeNV);
pub type PFN_vkCmdSetCoverageModulationModeNV = unsafe extern "system" fn(command_buffer: CommandBuffer, coverage_modulation_mode: CoverageModulationModeNV);