more descriptor implimentations

src/srvk.rs

@@ -1,9 +1,9 @@
+use crate::error::{ConvertError, Error};
 use crate::sr;
 use crate::vk;
-use crate::error::{ConvertError, Error};
+use std::convert::TryFrom;
 use vk::descriptor::descriptor::*;
 use vk::format::Format;
-use std::convert::TryFrom;
 
 pub struct SpirvTy<T> {
     inner: T,
@@ -14,7 +14,6 @@ pub struct DescriptorDescInfo {
     pub image: sr::types::ReflectImageTraits,
 }
 
-
 impl<T> SpirvTy<T> {
     pub fn inner(self) -> T {
         self.inner
@@ -29,16 +28,24 @@ impl TryFrom<DescriptorDescInfo> for SpirvTy<DescriptorDescTy> {
         match d.descriptor_type {
             SR::Undefined => Err(ConvertError::Unimplemented),
             SR::Sampler => Ok(VK::Sampler),
-            SR::CombinedImageSampler => Ok(VK::CombinedImageSampler(SpirvTy::try_from(d.image)?.inner())),
-            SR::SampledImage => Err(ConvertError::Unimplemented),
+            SR::CombinedImageSampler => Ok(VK::CombinedImageSampler(
+                SpirvTy::try_from(d.image)?.inner(),
+            )),
+            SR::SampledImage => Ok(VK::Image(SpirvTy::try_from(d.image)?.inner())),
             SR::StorageImage => Err(ConvertError::Unimplemented),
-            SR::UniformTexelBuffer => Err(ConvertError::Unimplemented),
-            SR::StorageTexelBuffer => Err(ConvertError::Unimplemented),
-            SR::UniformBuffer => Err(ConvertError::Unimplemented),
-            SR::StorageBuffer => Err(ConvertError::Unimplemented),
-            SR::UniformBufferDynamic => Err(ConvertError::Unimplemented),
-            SR::StorageBufferDynamic => Err(ConvertError::Unimplemented),
-            SR::InputAttachment => Err(ConvertError::Unimplemented),
+            SR::UniformTexelBuffer => Ok(VK::TexelBuffer {
+                storage: false,
+                format: None,
+            }),
+            SR::StorageTexelBuffer => Ok(VK::TexelBuffer {
+                storage: false,
+                format: None,
+            }),
+            SR::UniformBuffer => Ok(VK::Buffer(DescriptorBufferDesc{ dynamic: Some(false), storage: false })),
+            SR::StorageBuffer => Ok(VK::Buffer(DescriptorBufferDesc{ dynamic: Some(false), storage: true })),
+            SR::UniformBufferDynamic => Ok(VK::Buffer(DescriptorBufferDesc{ dynamic: Some(true), storage: false })),
+            SR::StorageBufferDynamic => Ok(VK::Buffer(DescriptorBufferDesc{ dynamic: Some(true), storage: true })),
+            SR::InputAttachment => Ok(SpirvTy::try_from(d.image)?.inner()),
             SR::AccelerationStructureNV => Err(ConvertError::Unimplemented),
         }
         .map(|t| SpirvTy { inner: t })
@@ -51,7 +58,9 @@ impl TryFrom<sr::types::ReflectImageTraits> for SpirvTy<DescriptorImageDesc> {
     fn try_from(d: sr::types::ReflectImageTraits) -> Result<Self, Self::Error> {
         let conv_array_layers = |a, d| {
             if a != 0 {
-                DescriptorImageDescArray::Arrayed{max_layers: Some(d)}
+                DescriptorImageDescArray::Arrayed {
+                    max_layers: Some(d),
+                }
             } else {
                 DescriptorImageDescArray::NonArrayed
             }
@@ -69,6 +78,25 @@ impl TryFrom<sr::types::ReflectImageTraits> for SpirvTy<DescriptorImageDesc> {
     }
 }
 
+impl TryFrom<sr::types::ReflectImageTraits> for SpirvTy<DescriptorDescTy> {
+    type Error = Error;
+    fn try_from(d: sr::types::ReflectImageTraits) -> Result<Self, Self::Error> {
+        let conv_array_layers = |a, d| {
+            if a != 0 {
+                DescriptorImageDescArray::Arrayed {
+                    max_layers: Some(d),
+                }
+            } else {
+                DescriptorImageDescArray::NonArrayed
+            }
+        };
+        let t = DescriptorDescTy::InputAttachment {
+            multisampled: d.ms != 0,
+            array_layers: conv_array_layers(d.arrayed, d.depth),
+        };
+        Ok(SpirvTy { inner: t })
+    }
+}
 impl TryFrom<sr::types::variable::ReflectDimension> for SpirvTy<DescriptorImageDescDimensions> {
     type Error = Error;
     fn try_from(d: sr::types::variable::ReflectDimension) -> Result<Self, Self::Error> {