enable wgpu device features (#547)

Should wait for https://github.com/bevyengine/bevy/pull/542 and new wgpu_rs release.

Co-authored-by: Carter Anderson <mcanders1@gmail.com>

crates/bevy_wgpu/src/lib.rs

@@ -18,6 +18,79 @@ use bevy_render::{
 use futures_lite::future;
 use renderer::WgpuRenderResourceContext;
 
+#[derive(Clone, Copy)]
+pub enum WgpuFeature {
+    DepthClamping,
+    TextureCompressionBc,
+    TimestampQuery,
+    PipelineStatisticsQuery,
+    MappablePrimaryBuffers,
+    SampledTextureBindingArray,
+    SampledTextureArrayDynamicIndexing,
+    SampledTextureArrayNonUniformIndexing,
+    UnsizedBindingArray,
+    MultiDrawIndirect,
+    MultiDrawIndirectCount,
+    PushConstants,
+    AddressModeClampToBorder,
+    NonFillPolygonMode,
+    TextureCompressionEtc2,
+    TextureCompressionAstcLdr,
+    TextureAdapterSpecificFormatFeatures,
+    ShaderFloat64,
+    VertexAttribute64Bit,
+}
+
+impl From<WgpuFeature> for wgpu::Features {
+    fn from(value: WgpuFeature) -> Self {
+        match value {
+            WgpuFeature::DepthClamping => wgpu::Features::DEPTH_CLAMPING,
+            WgpuFeature::TextureCompressionBc => wgpu::Features::TEXTURE_COMPRESSION_BC,
+            WgpuFeature::TimestampQuery => wgpu::Features::TIMESTAMP_QUERY,
+            WgpuFeature::PipelineStatisticsQuery => wgpu::Features::PIPELINE_STATISTICS_QUERY,
+            WgpuFeature::MappablePrimaryBuffers => wgpu::Features::MAPPABLE_PRIMARY_BUFFERS,
+            WgpuFeature::SampledTextureBindingArray => {
+                wgpu::Features::SAMPLED_TEXTURE_BINDING_ARRAY
+            }
+            WgpuFeature::SampledTextureArrayDynamicIndexing => {
+                wgpu::Features::SAMPLED_TEXTURE_ARRAY_DYNAMIC_INDEXING
+            }
+            WgpuFeature::SampledTextureArrayNonUniformIndexing => {
+                wgpu::Features::SAMPLED_TEXTURE_ARRAY_NON_UNIFORM_INDEXING
+            }
+            WgpuFeature::UnsizedBindingArray => wgpu::Features::UNSIZED_BINDING_ARRAY,
+            WgpuFeature::MultiDrawIndirect => wgpu::Features::MULTI_DRAW_INDIRECT,
+            WgpuFeature::MultiDrawIndirectCount => wgpu::Features::MULTI_DRAW_INDIRECT_COUNT,
+            WgpuFeature::PushConstants => wgpu::Features::PUSH_CONSTANTS,
+            WgpuFeature::AddressModeClampToBorder => wgpu::Features::ADDRESS_MODE_CLAMP_TO_BORDER,
+            WgpuFeature::NonFillPolygonMode => wgpu::Features::NON_FILL_POLYGON_MODE,
+            WgpuFeature::TextureCompressionEtc2 => wgpu::Features::TEXTURE_COMPRESSION_ETC2,
+            WgpuFeature::TextureCompressionAstcLdr => wgpu::Features::TEXTURE_COMPRESSION_ASTC_LDR,
+            WgpuFeature::TextureAdapterSpecificFormatFeatures => {
+                wgpu::Features::TEXTURE_ADAPTER_SPECIFIC_FORMAT_FEATURES
+            }
+            WgpuFeature::ShaderFloat64 => wgpu::Features::SHADER_FLOAT64,
+            WgpuFeature::VertexAttribute64Bit => wgpu::Features::VERTEX_ATTRIBUTE_64BIT,
+        }
+    }
+}
+
+impl From<WgpuFeatures> for wgpu::Features {
+    fn from(features: WgpuFeatures) -> Self {
+        features
+            .features
+            .iter()
+            .fold(wgpu::Features::empty(), |wgpu_features, feature| {
+                wgpu_features | (*feature).into()
+            })
+    }
+}
+
+#[derive(Default, Clone)]
+pub struct WgpuFeatures {
+    pub features: Vec<WgpuFeature>,
+}
+
 #[derive(Default)]
 pub struct WgpuPlugin;
 
@@ -31,12 +104,12 @@ impl Plugin for WgpuPlugin {
             );
     }
 }
-
 pub fn get_wgpu_render_system(resources: &mut Resources) -> impl FnMut(&mut World, &mut Resources) {
     let options = resources
         .get_cloned::<WgpuOptions>()
         .unwrap_or_else(WgpuOptions::default);
     let mut wgpu_renderer = future::block_on(WgpuRenderer::new(options));
+
     let resource_context = WgpuRenderResourceContext::new(wgpu_renderer.device.clone());
     resources.insert::<Box<dyn RenderResourceContext>>(Box::new(resource_context));
     resources.insert(SharedBuffers::new(4096));
@@ -49,6 +122,7 @@ pub fn get_wgpu_render_system(resources: &mut Resources) -> impl FnMut(&mut Worl
 pub struct WgpuOptions {
     pub backend: WgpuBackend,
     pub power_pref: WgpuPowerOptions,
+    pub features: WgpuFeatures,
 }
 
 #[derive(Clone)]

crates/bevy_wgpu/src/wgpu_renderer.rs

@@ -54,7 +54,7 @@ impl WgpuRenderer {
             .request_device(
                 &wgpu::DeviceDescriptor {
                     label: None,
-                    features: wgpu::Features::empty(),
+                    features: options.features.into(),
                     limits: wgpu::Limits::default(),
                 },
                 trace_path,