#![allow(unused_imports)]
use crate::{vk::Result as VkResult, vk::*, *};
use core::ffi::{CStr, c_char, c_int, c_void};
use core::mem::transmute;
use core::ptr;
pub const EXTENSION_NAME: &CStr = c"VK_EXT_multi_draw";
pub(super) mod defs {
#![allow(non_camel_case_types, unused_imports)]
use crate::{vk::*, *};
use core::ffi::{CStr, c_char, c_int, c_void};
use core::fmt;
use core::marker::PhantomData;
use core::ptr;
#[repr(C)]
#[cfg_attr(feature = "debug", derive(Debug))]
#[derive(Copy, Clone, Default)]
#[must_use]
pub struct MultiDrawInfoEXT {
pub first_vertex: u32,
pub vertex_count: u32,
}
impl MultiDrawInfoEXT {
#[inline]
pub fn first_vertex(mut self, first_vertex: u32) -> Self {
self.first_vertex = first_vertex;
self
}
#[inline]
pub fn vertex_count(mut self, vertex_count: u32) -> Self {
self.vertex_count = vertex_count;
self
}
}
#[repr(C)]
#[cfg_attr(feature = "debug", derive(Debug))]
#[derive(Copy, Clone, Default)]
#[must_use]
pub struct MultiDrawIndexedInfoEXT {
pub first_index: u32,
pub index_count: u32,
pub vertex_offset: i32,
}
impl MultiDrawIndexedInfoEXT {
#[inline]
pub fn first_index(mut self, first_index: u32) -> Self {
self.first_index = first_index;
self
}
#[inline]
pub fn index_count(mut self, index_count: u32) -> Self {
self.index_count = index_count;
self
}
#[inline]
pub fn vertex_offset(mut self, vertex_offset: i32) -> Self {
self.vertex_offset = vertex_offset;
self
}
}
#[repr(C)]
#[derive(Copy, Clone)]
#[must_use]
pub struct PhysicalDeviceMultiDrawPropertiesEXT<'a> {
pub s_type: StructureType,
pub p_next: *mut c_void,
pub max_multi_draw_count: u32,
pub _marker: PhantomData<&'a ()>,
}
#[cfg(feature = "debug")]
impl fmt::Debug for PhysicalDeviceMultiDrawPropertiesEXT<'_> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("PhysicalDeviceMultiDrawPropertiesEXT")
.field("s_type", &self.s_type)
.field("p_next", &self.p_next)
.field("max_multi_draw_count", &self.max_multi_draw_count)
.finish()
}
}
unsafe impl<'a> TaggedStructure<'a> for PhysicalDeviceMultiDrawPropertiesEXT<'a> {
const STRUCTURE_TYPE: StructureType =
StructureType::PHYSICAL_DEVICE_MULTI_DRAW_PROPERTIES_EXT;
}
unsafe impl Extends<PhysicalDeviceProperties2<'_>> for PhysicalDeviceMultiDrawPropertiesEXT<'_> {}
impl Default for PhysicalDeviceMultiDrawPropertiesEXT<'_> {
fn default() -> Self {
Self {
s_type: Self::STRUCTURE_TYPE,
p_next: ptr::null_mut(),
max_multi_draw_count: Default::default(),
_marker: PhantomData,
}
}
}
impl<'a> PhysicalDeviceMultiDrawPropertiesEXT<'a> {
#[inline]
pub fn max_multi_draw_count(mut self, max_multi_draw_count: u32) -> Self {
self.max_multi_draw_count = max_multi_draw_count;
self
}
}
#[repr(C)]
#[derive(Copy, Clone)]
#[must_use]
pub struct PhysicalDeviceMultiDrawFeaturesEXT<'a> {
pub s_type: StructureType,
pub p_next: *mut c_void,
pub multi_draw: Bool32,
pub _marker: PhantomData<&'a ()>,
}
#[cfg(feature = "debug")]
impl fmt::Debug for PhysicalDeviceMultiDrawFeaturesEXT<'_> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("PhysicalDeviceMultiDrawFeaturesEXT")
.field("s_type", &self.s_type)
.field("p_next", &self.p_next)
.field("multi_draw", &self.multi_draw)
.finish()
}
}
unsafe impl<'a> TaggedStructure<'a> for PhysicalDeviceMultiDrawFeaturesEXT<'a> {
const STRUCTURE_TYPE: StructureType =
StructureType::PHYSICAL_DEVICE_MULTI_DRAW_FEATURES_EXT;
}
unsafe impl Extends<PhysicalDeviceFeatures2<'_>> for PhysicalDeviceMultiDrawFeaturesEXT<'_> {}
unsafe impl Extends<DeviceCreateInfo<'_>> for PhysicalDeviceMultiDrawFeaturesEXT<'_> {}
impl Default for PhysicalDeviceMultiDrawFeaturesEXT<'_> {
fn default() -> Self {
Self {
s_type: Self::STRUCTURE_TYPE,
p_next: ptr::null_mut(),
multi_draw: Default::default(),
_marker: PhantomData,
}
}
}
impl<'a> PhysicalDeviceMultiDrawFeaturesEXT<'a> {
#[inline]
pub fn multi_draw(mut self, multi_draw: bool) -> Self {
self.multi_draw = multi_draw.into();
self
}
}
pub type PFN_vkCmdDrawMultiEXT = unsafe extern "system" fn(
command_buffer: CommandBuffer,
draw_count: u32,
p_vertex_info: *const MultiDrawInfoEXT,
instance_count: u32,
first_instance: u32,
stride: u32,
);
pub type PFN_vkCmdDrawMultiIndexedEXT = unsafe extern "system" fn(
command_buffer: CommandBuffer,
draw_count: u32,
p_index_info: *const MultiDrawIndexedInfoEXT,
instance_count: u32,
first_instance: u32,
stride: u32,
p_vertex_offset: *const i32,
);
}
#[cfg(feature = "ffi")]
pub(super) mod ffi {
#![allow(non_camel_case_types)]
use super::defs::*;
pub type VkMultiDrawInfoEXT = MultiDrawInfoEXT;
pub type VkMultiDrawIndexedInfoEXT = MultiDrawIndexedInfoEXT;
pub type VkPhysicalDeviceMultiDrawPropertiesEXT = PhysicalDeviceMultiDrawPropertiesEXT<'static>;
pub type VkPhysicalDeviceMultiDrawFeaturesEXT = PhysicalDeviceMultiDrawFeaturesEXT<'static>;
impl PhysicalDeviceMultiDrawPropertiesEXT<'_> {
#[inline]
pub unsafe fn drop_lifetime_for_ffi(&self) -> &VkPhysicalDeviceMultiDrawPropertiesEXT {
unsafe { core::mem::transmute(self) }
}
}
impl PhysicalDeviceMultiDrawFeaturesEXT<'_> {
#[inline]
pub unsafe fn drop_lifetime_for_ffi(&self) -> &VkPhysicalDeviceMultiDrawFeaturesEXT {
unsafe { core::mem::transmute(self) }
}
}
}
pub struct DeviceFn {
cmd_draw_multi: PFN_vkCmdDrawMultiEXT,
cmd_draw_multi_indexed: PFN_vkCmdDrawMultiIndexedEXT,
}
impl LoadDeviceFn for DeviceFn {
unsafe fn load_with(
load: impl Fn(&CStr) -> Option<PFN_vkVoidFunction>,
) -> core::result::Result<Self, MissingEntryPointError> {
unsafe {
Ok(Self {
cmd_draw_multi: transmute(
load(c"vkCmdDrawMultiEXT").ok_or(MissingEntryPointError)?,
),
cmd_draw_multi_indexed: transmute(
load(c"vkCmdDrawMultiIndexedEXT").ok_or(MissingEntryPointError)?,
),
})
}
}
}
impl DeviceFn {
#[inline]
pub unsafe fn cmd_draw_multi(
&self,
command_buffer: CommandBuffer,
vertex_info: Option<SliceOrLen<'_, MultiDrawInfoEXT>>,
instance_count: u32,
first_instance: u32,
stride: u32,
) {
unsafe {
(self.cmd_draw_multi)(
command_buffer,
vertex_info
.as_ref()
.map_or(0, SliceOrLen::len)
.try_into()
.unwrap(),
vertex_info.to_raw_ptr(),
instance_count,
first_instance,
stride,
)
}
}
#[inline]
pub unsafe fn cmd_draw_multi_indexed(
&self,
command_buffer: CommandBuffer,
index_info: Option<SliceOrLen<'_, MultiDrawIndexedInfoEXT>>,
instance_count: u32,
first_instance: u32,
stride: u32,
vertex_offset: Option<&i32>,
) {
unsafe {
(self.cmd_draw_multi_indexed)(
command_buffer,
index_info
.as_ref()
.map_or(0, SliceOrLen::len)
.try_into()
.unwrap(),
index_info.to_raw_ptr(),
instance_count,
first_instance,
stride,
vertex_offset.to_raw_ptr(),
)
}
}
}