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Check whether capabilities are supported

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This commit is contained in:
Pierre Krieger 2016-02-05 15:33:41 +01:00
parent ec12992b23
commit d4e9fe50cd
1 changed files with 76 additions and 0 deletions
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76
shader-parser/src/lib.rs
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@ -33,6 +33,21 @@ impl {name} {{
/// Loads the shader in Vulkan as a `ShaderModule`.
#[inline]
pub fn load(device: &::std::sync::Arc<::vulkano::Device>) -> {name} {{
"#, name = name));
// checking whether each required capability is supported by the vulkan implementation
for i in doc.instructions.iter() {
if let &parse::Instruction::Capability(ref cap) = i {
output.push_str(&format!(r#"
if !device.is_capability_supported("{cap}") {{
return Err(CapabilityNotSupported);
}}"#, cap = capability_name(cap)));
}
}
// follow-up of the header
output.push_str(&format!(r#"
unsafe {{
let data = [{spirv_data}];
@ -243,3 +258,64 @@ fn member_name_from_id(doc: &parse::Spirv, searched: u32, searched_member: u32)
}).next().and_then(|n| if !n.is_empty() { Some(n) } else { None })
.unwrap_or("__unnamed".to_owned())
}
// TODO: this function is a draft, as the actual names may not be the same
fn capability_name(cap: &enums::Capability) -> &'static str {
match *cap {
enums::Capability::CapabilityMatrix => "Matrix",
enums::Capability::CapabilityShader => "Shader",
enums::Capability::CapabilityGeometry => "Geometry",
enums::Capability::CapabilityTessellation => "Tessellation",
enums::Capability::CapabilityAddresses => "Addresses",
enums::Capability::CapabilityLinkage => "Linkage",
enums::Capability::CapabilityKernel => "Kernel",
enums::Capability::CapabilityVector16 => "Vector16",
enums::Capability::CapabilityFloat16Buffer => "Float16Buffer",
enums::Capability::CapabilityFloat16 => "Float16",
enums::Capability::CapabilityFloat64 => "Float64",
enums::Capability::CapabilityInt64 => "Int64",
enums::Capability::CapabilityInt64Atomics => "Int64Atomics",
enums::Capability::CapabilityImageBasic => "ImageBasic",
enums::Capability::CapabilityImageReadWrite => "ImageReadWrite",
enums::Capability::CapabilityImageMipmap => "ImageMipmap",
enums::Capability::CapabilityPipes => "Pipes",
enums::Capability::CapabilityGroups => "Groups",
enums::Capability::CapabilityDeviceEnqueue => "DeviceEnqueue",
enums::Capability::CapabilityLiteralSampler => "LiteralSampler",
enums::Capability::CapabilityAtomicStorage => "AtomicStorage",
enums::Capability::CapabilityInt16 => "Int16",
enums::Capability::CapabilityTessellationPointSize => "TessellationPointSize",
enums::Capability::CapabilityGeometryPointSize => "GeometryPointSize",
enums::Capability::CapabilityImageGatherExtended => "ImageGatherExtended",
enums::Capability::CapabilityStorageImageMultisample => "StorageImageMultisample",
enums::Capability::CapabilityUniformBufferArrayDynamicIndexing => "UniformBufferArrayDynamicIndexing",
enums::Capability::CapabilitySampledImageArrayDynamicIndexing => "SampledImageArrayDynamicIndexing",
enums::Capability::CapabilityStorageBufferArrayDynamicIndexing => "StorageBufferArrayDynamicIndexing",
enums::Capability::CapabilityStorageImageArrayDynamicIndexing => "StorageImageArrayDynamicIndexing",
enums::Capability::CapabilityClipDistance => "ClipDistance",
enums::Capability::CapabilityCullDistance => "CullDistance",
enums::Capability::CapabilityImageCubeArray => "ImageCubeArray",
enums::Capability::CapabilitySampleRateShading => "SampleRateShading",
enums::Capability::CapabilityImageRect => "ImageRect",
enums::Capability::CapabilitySampledRect => "SampledRect",
enums::Capability::CapabilityGenericPointer => "GenericPointer",
enums::Capability::CapabilityInt8 => "Int8",
enums::Capability::CapabilityInputAttachment => "InputAttachment",
enums::Capability::CapabilitySparseResidency => "SparseResidency",
enums::Capability::CapabilityMinLod => "MinLod",
enums::Capability::CapabilitySampled1D => "Sampled1D",
enums::Capability::CapabilityImage1D => "Image1D",
enums::Capability::CapabilitySampledCubeArray => "SampledCubeArray",
enums::Capability::CapabilitySampledBuffer => "SampledBuffer",
enums::Capability::CapabilityImageBuffer => "ImageBuffer",
enums::Capability::CapabilityImageMSArray => "ImageMSArray",
enums::Capability::CapabilityStorageImageExtendedFormats => "StorageImageExtendedFormats",
enums::Capability::CapabilityImageQuery => "ImageQuery",
enums::Capability::CapabilityDerivativeControl => "DerivativeControl",
enums::Capability::CapabilityInterpolationFunction => "InterpolationFunction",
enums::Capability::CapabilityTransformFeedback => "TransformFeedback",
enums::Capability::CapabilityGeometryStreams => "GeometryStreams",
enums::Capability::CapabilityStorageImageReadWithoutFormat => "StorageImageReadWithoutFormat",
enums::Capability::CapabilityStorageImageWriteWithoutFormat => "StorageImageWriteWithoutFormat",
}
}