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update to Zig 2024.1.0-mach

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Related to hexops/mach#1145

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2024-01-14 19:10:17 -07:00
parent 5bea00d997
commit b5531f84cb
5 changed files with 40 additions and 44 deletions
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2
src/math/mat.zig
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@ -752,7 +752,7 @@ test "Mat2x2_mulVec_vec2_ident" {
const v = math.Vec2.splat(1);
const ident = math.Mat2x2.ident;
const expected = v;
var m = math.Mat2x2.mulVec(&ident, &v);
const m = math.Mat2x2.mulVec(&ident, &v);
try testing.expect(math.Vec2, expected).eql(m);
}

14
src/math/ray.zig
View file

@ -72,7 +72,7 @@ pub fn Ray(comptime Vec3P: type) type {
vc: *const Vec3P,
backface_culling: bool,
) ?Hit {
var kz: u8 = maxDim([3]P{
const kz: u8 = maxDim([3]P{
@abs(ray.direction.v[0]),
@abs(ray.direction.v[1]),
@abs(ray.direction.v[2]),
@ -110,25 +110,25 @@ pub fn Ray(comptime Vec3P: type) type {
var u: P = cx * by - cy * bx;
var v: P = ax * cy - ay * cx;
var w: P = bx * ay - by * ax;
const w: P = bx * ay - by * ax;
// Double precision fallback
if (u == 0.0 or v == 0.0 or w == 0.0) {
const cxby: PP = @as(PP, @floatCast(cx)) *
@as(PP, @floatCast(by));
var cybx: PP = @as(PP, @floatCast(cy)) *
const cybx: PP = @as(PP, @floatCast(cy)) *
@as(PP, @floatCast(bx));
u = @floatCast(cxby - cybx);
var axcy: PP = @as(PP, @floatCast(ax)) *
const axcy: PP = @as(PP, @floatCast(ax)) *
@as(PP, @floatCast(cy));
var aycx: PP = @as(PP, @floatCast(ay)) *
const aycx: PP = @as(PP, @floatCast(ay)) *
@as(PP, @floatCast(cx));
v = @floatCast(axcy - aycx);
var bxay: PP = @as(PP, @floatCast(bx)) *
const bxay: PP = @as(PP, @floatCast(bx)) *
@as(PP, @floatCast(ay));
var byax: PP = @as(PP, @floatCast(by)) *
const byax: PP = @as(PP, @floatCast(by)) *
@as(PP, @floatCast(ax));
v = @floatCast(bxay - byax);
}