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f88ae5b28a
* Add parameterized Image type * nits * Update crates/spirv-std/src/lib.rs * Update crates/rustc_codegen_spirv/src/symbols.rs * Update crates/rustc_codegen_spirv/src/symbols.rs * Update symbols.rs
24 lines
1.0 KiB
Rust
24 lines
1.0 KiB
Rust
// Test `OpImageSampleDrefExplicitLod`
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// build-pass
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use spirv_std::{Image, Sampler};
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#[spirv(fragment)]
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pub fn main(
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#[spirv(descriptor_set = 0, binding = 0)] image: &Image!(2D, type=f32, sampled),
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#[spirv(descriptor_set = 1, binding = 1)] image_array: &Image!(2D, type=f32, arrayed, sampled),
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#[spirv(descriptor_set = 2, binding = 2)] sampler: &Sampler,
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#[spirv(descriptor_set = 3, binding = 3)] cubemap: &Image!(3D, type=f32, sampled),
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output: &mut f32,
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) {
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let v2 = glam::Vec2::new(0.0, 1.0);
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let v2_dx = glam::Vec2::new(0.0, 1.0);
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let v2_dy = glam::Vec2::new(0.0, 1.0);
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let v3 = glam::Vec3A::new(0.0, 0.0, 1.0);
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let v3_dx = glam::Vec3A::new(0.0, 1.0, 0.5);
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let v3_dy = glam::Vec3A::new(0.0, 1.0, 0.5);
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*output = image.sample_depth_reference_by_gradient(*sampler, v2, 1.0, v2_dx, v2_dy);
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*output += image_array.sample_depth_reference_by_gradient(*sampler, v3, 1.0, v2_dx, v2_dy);
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*output += cubemap.sample_depth_reference_by_gradient(*sampler, v3, 1.0, v3_dx, v3_dy);
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}
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