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| author | metamuffin <metamuffin@disroot.org> | 2022-11-21 20:19:18 +0100 |
|---|---|---|
| committer | metamuffin <metamuffin@disroot.org> | 2022-11-21 20:19:18 +0100 |
| commit | 11a57882861f9811cb1624d76a2b08ffb7d47b9c (patch) | |
| tree | 9da6e5eea898a288a115413f2c928820f3541b1c /vgcodec/src/diff.wgsl | |
| parent | b7e7bc086ff450f6234db5e868f1dde7d3e0c51b (diff) | |
| download | video-codec-experiments-11a57882861f9811cb1624d76a2b08ffb7d47b9c.tar video-codec-experiments-11a57882861f9811cb1624d76a2b08ffb7d47b9c.tar.bz2 video-codec-experiments-11a57882861f9811cb1624d76a2b08ffb7d47b9c.tar.zst | |
works (not)
Diffstat (limited to 'vgcodec/src/diff.wgsl')
| -rw-r--r-- | vgcodec/src/diff.wgsl | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/vgcodec/src/diff.wgsl b/vgcodec/src/diff.wgsl index bb5a3e1..82e169b 100644 --- a/vgcodec/src/diff.wgsl +++ b/vgcodec/src/diff.wgsl @@ -10,8 +10,7 @@ var<storage, read_write> exp: atomic<u32>; fn main(@builtin(global_invocation_id) global_id: vec3<u32>) { var col_a = textureLoad(tex_a, vec2(i32(global_id.x), i32(global_id.y)), 0); var col_b = textureLoad(tex_b, vec2(i32(global_id.x), i32(global_id.y)), 0); - var diff = col_a - col_b; - var diffsum = diff.r + diff.g + diff.b; - atomicAdd(&exp, u32(diffsum)); + var diff = length(col_a - col_b); + atomicAdd(&exp, u32(diff * 1000.0)); } |