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now with SIMD I think!

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This commit is contained in:
Jeeves 2024-03-16 19:12:44 -06:00
parent 94190aa1a7
commit d1809c641f
1 changed files with 30 additions and 12 deletions
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42
src/main.zig
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@ -47,6 +47,7 @@ pub fn main() !void {
output.separator_block_width = 0;
try json.stringify(output, .{ .emit_null_optional_fields = false }, stdout);
try stdout.print(",", .{});
bg.r += 0.025;
bg.g += 0.025;
bg.b += 0.025;
@ -76,9 +77,12 @@ pub const Color = struct {
}
pub fn getString(self: *const Color, allocator: std.mem.Allocator) ![]const u8 {
const r = @as(u8, @intFromFloat(self.r * 255));
const g = @as(u8, @intFromFloat(self.g * 255));
const b = @as(u8, @intFromFloat(self.b * 255));
const v = self.getVector();
const x = @max(VecRGB{ 0.0, 0.0, 0.0 }, @min(v, VecRGB{ 1.0, 1.0, 1.0 }));
const y = x * VecRGB{ 255.0, 255.0, 255.0 };
const r = @as(u8, @intFromFloat(y[0]));
const g = @as(u8, @intFromFloat(y[1]));
const b = @as(u8, @intFromFloat(y[2]));
return try std.fmt.allocPrint(allocator, "#{s}{s}{s}", .{
std.fmt.fmtSliceHexLower(&[_]u8{r}),
std.fmt.fmtSliceHexLower(&[_]u8{g}),
@ -87,20 +91,34 @@ pub const Color = struct {
}
pub fn add(a: *const Color, b: Color) Color {
return .{
.r = std.math.clamp(a.r + b.r, 0.0, 1.0),
.g = std.math.clamp(a.g + b.g, 0.0, 1.0),
.b = std.math.clamp(a.b + b.b, 0.0, 1.0),
};
const va = a.getVector();
const vb = b.getVector();
return Color.fromVector(va + vb);
}
pub fn mix(a: *const Color, b: Color, t: f32) Color {
return .{
.r = std.math.lerp(a.r, b.r, t),
.g = std.math.lerp(a.g, b.g, t),
.b = std.math.lerp(a.b, b.b, t),
const va = a.getVector();
const vb = b.getVector();
return Color.fromVector(std.math.lerp(va, vb, t));
}
fn getVector(self: *const Color) VecRGB {
return VecRGB{
self.r,
self.g,
self.b,
};
}
fn fromVector(v: VecRGB) Color {
return .{
.r = v[0],
.g = v[1],
.b = v[2],
};
}
pub const VecRGB = @Vector(3, f32);
};
pub fn getBgColor(idx: usize, override: ?[]const u8) []const u8 {