Update examples for changed wgsl syntax

examples/compute_noop.py

@@ -18,7 +18,7 @@
 @group(0) @binding(1)
 var<storage,read_write> data2: array<i32>;
 
-@stage(compute)
+@compute
 @workgroup_size(1)
 fn main(@builtin(global_invocation_id) index: vec3<u32>) {
     let i: u32 = index.x;

examples/cube.py

@@ -136,7 +136,6 @@
     {
         "offset": 0,
         "bytes_per_row": texture_data.strides[0],
-        "rows_per_image": 0,
     },
     texture_size,
 )
@@ -164,7 +163,7 @@
     @builtin(position) pos: vec4<f32>,
 };
 
-@stage(vertex)
+@vertex
 fn vs_main(in: VertexInput) -> VertexOutput {
     let ndc: vec4<f32> = r_locals.transform * in.pos;
     var out: VertexOutput;
@@ -179,7 +178,7 @@
 @group(0) @binding(2)
 var r_sampler: sampler;
 
-@stage(fragment)
+@fragment
 fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
     let value = textureSample(r_tex, r_sampler, in.texcoord).r;
     let physical_color = vec3<f32>(pow(value, 2.2));  // gamma correct

examples/triangle.py

@@ -30,7 +30,7 @@
     @builtin(position) pos: vec4<f32>,
 };
 
-@stage(vertex)
+@vertex
 fn vs_main(in: VertexInput) -> VertexOutput {
     var positions = array<vec2<f32>, 3>(
         vec2<f32>(0.0, -0.5),
@@ -49,7 +49,7 @@
     return out;
 }
 
-@stage(fragment)
+@fragment
 fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
     let physical_color = pow(in.color.rgb, vec3<f32>(2.2));  // gamma correct
     return vec4<f32>(physical_color, in.color.a);