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Add V2 utilities

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Abdelrahman Said 2024-09-15 04:53:42 +01:00
parent 53e535774d
commit 11dee52090
1 changed files with 29 additions and 0 deletions
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29
src/vec/vec.h
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@ -135,6 +135,35 @@ MAKE_LIST_TYPE(V2f);
#define dot_v2(V1, V2) ((f32)V1.x * (f32)V2.x + (f32)V1.y * (f32)V2.y)
#define add_v2(V1, V2) \
((V2f){ \
.x = V1.x + V2.x, \
.y = V1.y + V2.y, \
})
#define sub_v2(V1, V2) \
((V2f){ \
.x = V1.x - V2.x, \
.y = V1.y - V2.y, \
})
#define mul_v2(V1, V2) \
((V2f){ \
.x = V1.x * V2.x, \
.y = V1.y * V2.y, \
})
#define num_mul_v2(V, N) ((V2f){.x = (N) * V.x, .y = (N) * V.y})
#define magnitude_v2(V) (sqrtf(dot_v2(V, V)))
#define normalise_v2(V) \
do { \
f32 magnitude = magnitude_v2(V); \
V.x /= magnitude; \
V.y /= magnitude; \
} while (0)
#define dot_v3(V1, V2) \
((f32)V1.x * (f32)V2.x + (f32)V1.y * (f32)V2.y + (f32)V1.z * (f32)V2.z)