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Updated color packing into u32 to consider incorrect web-colors.

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Bingus 2023-06-06 17:06:40 -07:00
parent 226ce3d6c9
commit 9554c78f3a
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GPG key ID: 5F84D2AA40A9F170
4 changed files with 61 additions and 49 deletions
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29
wgpu/src/shader/quad.wgsl
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@ -38,17 +38,10 @@ fn select_border_radius(radi: vec4<f32>, position: vec2<f32>, center: vec2<f32>)
return rx;
}
fn l(c: f32) -> f32 {
if (c < 0.04045) {
return c / 12.92;
} else {
return pow(((c + 0.055) / 1.055), 2.4);
};
}
fn unpack_u32(color: u32) -> vec4<f32> {
let u = unpack4x8unorm(color);
fn to_linear(color: u32) -> vec4<f32> {
let c = unpack4x8unorm(color); //unpacks as a b g r
return vec4<f32>(l(c.w), l(c.z), l(c.y), c.x);
return vec4<f32>(u.w, u.z, u.y, u.x);
}
struct SolidVertexInput {
@ -269,14 +262,14 @@ fn gradient(
@fragment
fn gradient_fs_main(input: GradientVertexOutput) -> @location(0) vec4<f32> {
let colors = array<vec4<f32>, 8>(
to_linear(input.colors_1.x),
to_linear(input.colors_1.y),
to_linear(input.colors_1.z),
to_linear(input.colors_1.w),
to_linear(input.colors_2.x),
to_linear(input.colors_2.y),
to_linear(input.colors_2.z),
to_linear(input.colors_2.w),
unpack_u32(input.colors_1.x),
unpack_u32(input.colors_1.y),
unpack_u32(input.colors_1.z),
unpack_u32(input.colors_1.w),
unpack_u32(input.colors_2.x),
unpack_u32(input.colors_2.y),
unpack_u32(input.colors_2.z),
unpack_u32(input.colors_2.w),
);
var offsets = array<f32, 8>(

29
wgpu/src/shader/triangle.wgsl
View file

@ -4,17 +4,10 @@ struct Globals {
@group(0) @binding(0) var<uniform> globals: Globals;
fn l(c: f32) -> f32 {
if (c < 0.04045) {
return c / 12.92;
} else {
return pow(((c + 0.055) / 1.055), 2.4);
};
}
fn unpack_u32(color: u32) -> vec4<f32> {
let u = unpack4x8unorm(color);
fn to_linear(color: u32) -> vec4<f32> {
let c = unpack4x8unorm(color); //unpacks as a b g r
return vec4<f32>(l(c.w), l(c.z), l(c.y), c.x);
return vec4<f32>(u.w, u.z, u.y, u.x);
}
struct SolidVertexInput {
@ -130,14 +123,14 @@ fn gradient(
@fragment
fn gradient_fs_main(input: GradientVertexOutput) -> @location(0) vec4<f32> {
let colors = array<vec4<f32>, 8>(
to_linear(input.colors_1.x),
to_linear(input.colors_1.y),
to_linear(input.colors_1.z),
to_linear(input.colors_1.w),
to_linear(input.colors_2.x),
to_linear(input.colors_2.y),
to_linear(input.colors_2.z),
to_linear(input.colors_2.w),
unpack_u32(input.colors_1.x),
unpack_u32(input.colors_1.y),
unpack_u32(input.colors_1.z),
unpack_u32(input.colors_1.w),
unpack_u32(input.colors_2.x),
unpack_u32(input.colors_2.y),
unpack_u32(input.colors_2.z),
unpack_u32(input.colors_2.w),
);
var offsets = array<f32, 8>(