#[allow(unused_imports)]
use rafx::RafxResult;
#[allow(unused_imports)]
use rafx::framework::{
DescriptorSetAllocator, DescriptorSetArc, DescriptorSetBindings, DescriptorSetInitializer,
DescriptorSetWriter, DescriptorSetWriterContext, DynDescriptorSet, ImageViewResource,
ResourceArc,
};
#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct PerViewUboStd140 {
pub view_proj: [[f32; 4]; 4], }
impl Default for PerViewUboStd140 {
fn default() -> Self {
PerViewUboStd140 {
view_proj: <[[f32; 4]; 4]>::default(),
}
}
}
pub type PerViewUboUniform = PerViewUboStd140;
pub const PER_VIEW_DATA_DESCRIPTOR_SET_INDEX: usize = 1;
pub const PER_VIEW_DATA_DESCRIPTOR_BINDING_INDEX: usize = 0;
pub const SMP_DESCRIPTOR_SET_INDEX: usize = 0;
pub const SMP_DESCRIPTOR_BINDING_INDEX: usize = 1;
pub const TEX_DESCRIPTOR_SET_INDEX: usize = 0;
pub const TEX_DESCRIPTOR_BINDING_INDEX: usize = 0;
pub struct DescriptorSet0Args<'a> {
pub tex: &'a ResourceArc<ImageViewResource>,
}
impl<'a> DescriptorSetInitializer<'a> for DescriptorSet0Args<'a> {
type Output = DescriptorSet0;
fn create_dyn_descriptor_set(
descriptor_set: DynDescriptorSet,
args: Self,
) -> Self::Output {
let mut descriptor = DescriptorSet0(descriptor_set);
descriptor.set_args(args);
descriptor
}
fn create_descriptor_set(
descriptor_set_allocator: &mut DescriptorSetAllocator,
descriptor_set: DynDescriptorSet,
args: Self,
) -> RafxResult<DescriptorSetArc> {
let mut descriptor = Self::create_dyn_descriptor_set(descriptor_set, args);
descriptor.0.flush(descriptor_set_allocator)?;
Ok(descriptor.0.descriptor_set().clone())
}
}
impl<'a> DescriptorSetWriter<'a> for DescriptorSet0Args<'a> {
fn write_to(
descriptor_set: &mut DescriptorSetWriterContext,
args: Self,
) {
descriptor_set.set_image(TEX_DESCRIPTOR_BINDING_INDEX as u32, args.tex);
}
}
pub struct DescriptorSet0(pub DynDescriptorSet);
impl DescriptorSet0 {
pub fn set_args_static(
descriptor_set: &mut DynDescriptorSet,
args: DescriptorSet0Args,
) {
descriptor_set.set_image(TEX_DESCRIPTOR_BINDING_INDEX as u32, args.tex);
}
pub fn set_args(
&mut self,
args: DescriptorSet0Args,
) {
self.set_tex(args.tex);
}
pub fn set_tex(
&mut self,
tex: &ResourceArc<ImageViewResource>,
) {
self.0.set_image(TEX_DESCRIPTOR_BINDING_INDEX as u32, tex);
}
pub fn flush(
&mut self,
descriptor_set_allocator: &mut DescriptorSetAllocator,
) -> RafxResult<()> {
self.0.flush(descriptor_set_allocator)
}
}
pub struct DescriptorSet1Args<'a> {
pub per_view_data: &'a PerViewUboUniform,
}
impl<'a> DescriptorSetInitializer<'a> for DescriptorSet1Args<'a> {
type Output = DescriptorSet1;
fn create_dyn_descriptor_set(
descriptor_set: DynDescriptorSet,
args: Self,
) -> Self::Output {
let mut descriptor = DescriptorSet1(descriptor_set);
descriptor.set_args(args);
descriptor
}
fn create_descriptor_set(
descriptor_set_allocator: &mut DescriptorSetAllocator,
descriptor_set: DynDescriptorSet,
args: Self,
) -> RafxResult<DescriptorSetArc> {
let mut descriptor = Self::create_dyn_descriptor_set(descriptor_set, args);
descriptor.0.flush(descriptor_set_allocator)?;
Ok(descriptor.0.descriptor_set().clone())
}
}
impl<'a> DescriptorSetWriter<'a> for DescriptorSet1Args<'a> {
fn write_to(
descriptor_set: &mut DescriptorSetWriterContext,
args: Self,
) {
descriptor_set.set_buffer_data(
PER_VIEW_DATA_DESCRIPTOR_BINDING_INDEX as u32,
args.per_view_data,
);
}
}
pub struct DescriptorSet1(pub DynDescriptorSet);
impl DescriptorSet1 {
pub fn set_args_static(
descriptor_set: &mut DynDescriptorSet,
args: DescriptorSet1Args,
) {
descriptor_set.set_buffer_data(
PER_VIEW_DATA_DESCRIPTOR_BINDING_INDEX as u32,
args.per_view_data,
);
}
pub fn set_args(
&mut self,
args: DescriptorSet1Args,
) {
self.set_per_view_data(args.per_view_data);
}
pub fn set_per_view_data(
&mut self,
per_view_data: &PerViewUboUniform,
) {
self.0
.set_buffer_data(PER_VIEW_DATA_DESCRIPTOR_BINDING_INDEX as u32, per_view_data);
}
pub fn flush(
&mut self,
descriptor_set_allocator: &mut DescriptorSetAllocator,
) -> RafxResult<()> {
self.0.flush(descriptor_set_allocator)
}
}
#[cfg(test)]
mod test {
use super::*;
#[test]
fn test_struct_per_view_ubo_std140() {
assert_eq!(std::mem::size_of::<PerViewUboStd140>(), 64);
assert_eq!(std::mem::size_of::<[[f32; 4]; 4]>(), 64);
assert_eq!(std::mem::align_of::<[[f32; 4]; 4]>(), 4);
assert_eq!(memoffset::offset_of!(PerViewUboStd140, view_proj), 0);
}
}