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//! <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VK_KHR_ray_tracing_pipeline.html>
use crate::prelude::*;
use crate::vk;
use crate::RawPtr;
use alloc::vec::Vec;
impl crate::khr::ray_tracing_pipeline::Device {
#[inline]
pub unsafe fn cmd_trace_rays(
&self,
command_buffer: vk::CommandBuffer,
raygen_shader_binding_tables: &vk::StridedDeviceAddressRegionKHR,
miss_shader_binding_tables: &vk::StridedDeviceAddressRegionKHR,
hit_shader_binding_tables: &vk::StridedDeviceAddressRegionKHR,
callable_shader_binding_tables: &vk::StridedDeviceAddressRegionKHR,
width: u32,
height: u32,
depth: u32,
) {
(self.fp.cmd_trace_rays_khr)(
command_buffer,
raygen_shader_binding_tables,
miss_shader_binding_tables,
hit_shader_binding_tables,
callable_shader_binding_tables,
width,
height,
depth,
);
}
///
/// Pipelines are created and returned as described for [Multiple Pipeline Creation].
///
/// [Multiple Pipeline Creation]: https://registry.khronos.org/vulkan/specs/1.3-extensions/html/vkspec.html#pipelines-multiple
#[inline]
pub unsafe fn create_ray_tracing_pipelines(
&self,
deferred_operation: vk::DeferredOperationKHR,
pipeline_cache: vk::PipelineCache,
create_infos: &[vk::RayTracingPipelineCreateInfoKHR<'_>],
allocation_callbacks: Option<&vk::AllocationCallbacks<'_>>,
) -> Result<Vec<vk::Pipeline>, (Vec<vk::Pipeline>, vk::Result)> {
let mut pipelines = Vec::with_capacity(create_infos.len());
let err_code = (self.fp.create_ray_tracing_pipelines_khr)(
self.handle,
deferred_operation,
pipeline_cache,
create_infos.len() as u32,
create_infos.as_ptr(),
allocation_callbacks.as_raw_ptr(),
pipelines.as_mut_ptr(),
);
pipelines.set_len(create_infos.len());
match err_code {
vk::Result::SUCCESS => Ok(pipelines),
_ => Err((pipelines, err_code)),
}
}
#[inline]
pub unsafe fn get_ray_tracing_shader_group_handles(
&self,
pipeline: vk::Pipeline,
first_group: u32,
group_count: u32,
data_size: usize,
) -> VkResult<Vec<u8>> {
let mut data = Vec::<u8>::with_capacity(data_size);
(self.fp.get_ray_tracing_shader_group_handles_khr)(
self.handle,
pipeline,
first_group,
group_count,
data_size,
data.as_mut_ptr().cast(),
)
.set_vec_len_on_success(data, data_size)
}
#[inline]
pub unsafe fn get_ray_tracing_capture_replay_shader_group_handles(
&self,
pipeline: vk::Pipeline,
first_group: u32,
group_count: u32,
data_size: usize,
) -> VkResult<Vec<u8>> {
let mut data = Vec::<u8>::with_capacity(data_size);
(self
.fp
.get_ray_tracing_capture_replay_shader_group_handles_khr)(
self.handle,
pipeline,
first_group,
group_count,
data_size,
data.as_mut_ptr().cast(),
)
.set_vec_len_on_success(data, data_size)
}
/// <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/vkCmdTraceRaysIndirectKHR.html>
///
/// `indirect_device_address` is a buffer device address which is a pointer to a [`vk::TraceRaysIndirectCommandKHR`] structure containing the trace ray parameters.
#[inline]
pub unsafe fn cmd_trace_rays_indirect(
&self,
command_buffer: vk::CommandBuffer,
raygen_shader_binding_table: &vk::StridedDeviceAddressRegionKHR,
miss_shader_binding_table: &vk::StridedDeviceAddressRegionKHR,
hit_shader_binding_table: &vk::StridedDeviceAddressRegionKHR,
callable_shader_binding_table: &vk::StridedDeviceAddressRegionKHR,
indirect_device_address: vk::DeviceAddress,
) {
(self.fp.cmd_trace_rays_indirect_khr)(
command_buffer,
raygen_shader_binding_table,
miss_shader_binding_table,
hit_shader_binding_table,
callable_shader_binding_table,
indirect_device_address,
);
}
#[inline]
pub unsafe fn get_ray_tracing_shader_group_stack_size(
&self,
pipeline: vk::Pipeline,
group: u32,
group_shader: vk::ShaderGroupShaderKHR,
) -> vk::DeviceSize {
(self.fp.get_ray_tracing_shader_group_stack_size_khr)(
self.handle,
pipeline,
group,
group_shader,
)
}
#[inline]
pub unsafe fn cmd_set_ray_tracing_pipeline_stack_size(
&self,
command_buffer: vk::CommandBuffer,
pipeline_stack_size: u32,
) {
(self.fp.cmd_set_ray_tracing_pipeline_stack_size_khr)(command_buffer, pipeline_stack_size);
}
}