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Diffstat (limited to 'rust/crates/gpu/src/shaders/jfa_init.wgsl')
-rw-r--r--rust/crates/gpu/src/shaders/jfa_init.wgsl35
1 files changed, 0 insertions, 35 deletions
diff --git a/rust/crates/gpu/src/shaders/jfa_init.wgsl b/rust/crates/gpu/src/shaders/jfa_init.wgsl
deleted file mode 100644
index 29aa38c7..00000000
--- a/rust/crates/gpu/src/shaders/jfa_init.wgsl
+++ /dev/null
@@ -1,35 +0,0 @@
-struct VertexOutput {
- @builtin(position) position: vec4f,
- @location(0) tex_coord: vec2f,
-}
-
-struct JfaInitUniforms {
- resolution: vec2f,
- invert: f32,
- _padding: f32,
-}
-
-@group(0) @binding(0) var input_texture: texture_2d<f32>;
-@group(0) @binding(1) var input_sampler: sampler;
-@group(1) @binding(0) var<uniform> uniforms: JfaInitUniforms;
-
-fn encode_seed(seed: vec2f) -> vec4f {
- let x_hi = floor(seed.x / 256.0);
- let x_lo = seed.x - (x_hi * 256.0);
- let y_hi = floor(seed.y / 256.0);
- let y_lo = seed.y - (y_hi * 256.0);
- return vec4f(x_hi / 255.0, x_lo / 255.0, y_hi / 255.0, y_lo / 255.0);
-}
-
-@fragment
-fn fragment_main(input: VertexOutput) -> @location(0) vec4f {
- let mask = textureSample(input_texture, input_sampler, input.tex_coord).r;
- let is_seed = select(mask > 0.5, mask < 0.5, uniforms.invert > 0.5);
-
- if (is_seed) {
- let pixel_coord = floor(input.tex_coord * uniforms.resolution);
- return encode_seed(pixel_coord);
- }
-
- return vec4f(1.0, 1.0, 1.0, 1.0);
-}