From bd49bd525f4c6c6c15c4142bf42d1dd38be6fc16 Mon Sep 17 00:00:00 2001 From: pryazha Date: Sun, 19 Jan 2025 17:33:44 +0500 Subject: initial commit --- libs/pwyazh/v4f.h | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 libs/pwyazh/v4f.h (limited to 'libs/pwyazh/v4f.h') diff --git a/libs/pwyazh/v4f.h b/libs/pwyazh/v4f.h new file mode 100644 index 0000000..12cdb21 --- /dev/null +++ b/libs/pwyazh/v4f.h @@ -0,0 +1,66 @@ +#ifndef V4F_H +#define V4F_H + +V4F +v4f(F32 x, F32 y, F32 z, F32 w) +{ + V4F result = { x, y, z, w }; + return(result); +} + +V4F +v4f_zero() +{ + V4F result = { 0.0f, 0.0f, 0.0f, 0.0f }; + return(result); +} + +V4F +v4f_add(V4F a, V4F b) +{ + V4F result = { a.x+b.x, a.y+b.y, a.z+b.z, a.w+b.w }; + return(result); +} + +V4F +v4f_sub(V4F a, V4F b) +{ + V4F result = { a.x-b.x, a.y-b.y, a.z-b.z, a.w-b.w }; + return(result); +} + +V4F +v4f_scalef(V4F a, F32 scale) +{ + V4F result = { a.x*scale, a.y*scale, a.z*scale, a.w*scale }; + return(result); +} + +V4F +v4f_scalev(V4F a, V4F scale) +{ + V4F result = { a.x*scale.x, a.y*scale.y, a.z*scale.z, a.w*scale.w }; + return(result); +} + +F32 +v4f_length2(V4F a) +{ + F32 result = a.x*a.x+a.y*a.y+a.z*a.z+a.w*a.w; + return(result); +} + +F32 +v4f_length(V4F a) +{ + F32 result = f32_sqrt(v4f_length2(a)); + return(result); +} + +void +v4f_print(V4F a) +{ + printf("[%4.4f\n%4.4f\n%4.4f\n%4.4f]\n\n", a.x, a.y, a.z, a.w); +} + +#endif /* V4F_H */ -- cgit v1.2.3