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21 lines
847 B
Rust
21 lines
847 B
Rust
// Test `OpImageSampleExplicitLod` Grad
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// build-pass
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use spirv_std::{arch, 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)] image2d: &Image!(2D, type=f32, sampled),
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#[spirv(descriptor_set = 1, binding = 1)] image2d_array: &Image!(2D, type=f32, arrayed, sampled),
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#[spirv(descriptor_set = 2, binding = 2)] cubemap: &Image!(3D, type=f32, sampled),
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#[spirv(descriptor_set = 3, binding = 3)] sampler: &Sampler,
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output: &mut glam::Vec4,
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) {
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let v2 = glam::Vec2::new(0.0, 1.0);
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let v3 = glam::Vec3::new(0.0, 1.0, 0.5);
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let r1: glam::Vec4 = image2d.sample_by_gradient(*sampler, v2, v2, v2);
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let r2: glam::Vec4 = image2d_array.sample_by_gradient(*sampler, v3, v2, v2);
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let r3: glam::Vec4 = cubemap.sample_by_gradient(*sampler, v3, v3, v3);
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*output = r1 + r2 + r3;
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}
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