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add first version of fast crt shader

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Dennis Ranke
2022-07-11 09:26:11 +02:00
parent 0130d1c906
commit ba0b037ec2
4 changed files with 215 additions and 2 deletions
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4
uw8-window/src/gpu/square.wgsl
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@@ -15,8 +15,8 @@ fn vs_main(
) -> VertexOutput {
var out: VertexOutput;
let i = in_vertex_index / 3u + in_vertex_index % 3u;
let x = -1.0 + f32(i % 2u) * 322.0;
let y = -1.0 + f32(i / 2u) * 242.0;
let x = 0.0 + f32(i % 2u) * 320.0;
let y = 0.0 + f32(i / 2u) * 240.0;
out.clip_position = vec4<f32>((vec2<f32>(x, y) - vec2<f32>(160.0, 120.0)) * uniforms.texture_scale.xy, 0.0, 1.0);
out.tex_coords = vec2<f32>(x, y);
return out;