From 2050c0e0576f05156f192aa4caf48834d2f28b14 Mon Sep 17 00:00:00 2001
From: fschildt <florian.schildt@protonmail.com>
Date: Fri, 22 Aug 2025 15:23:11 +0200
Subject: first commit

---
 src/basic/math.c | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 src/basic/math.c

(limited to 'src/basic/math.c')

diff --git a/src/basic/math.c b/src/basic/math.c
new file mode 100644
index 0000000..3521821
--- /dev/null
+++ b/src/basic/math.c
@@ -0,0 +1,84 @@
+#include <basic/basic.h>
+#include <basic/math.h>
+
+i32
+f32_round_to_i32(f32 value)
+{
+    i32 result;
+    if (value >= 0) {
+        result = (i32)(value + 0.5f);
+    } else {
+        result = (i32)(value - 0.5f);
+    }
+    return result;
+}
+
+f32
+f32_center(f32 dim, f32 dim_total)
+{
+    f32 result = (dim_total - dim) / 2;
+    return result;
+}
+
+V2F32
+v2f32(f32 x, f32 y)
+{
+    V2F32 result = {x, y};
+    return result;
+}
+
+V2F32
+v2f32_add(V2F32 v1, V2F32 v2)
+{
+    V2F32 result = {v1.x + v2.x, v1.y + v2.y};
+    return result;
+}
+
+V2F32
+v2f32_sub(V2F32 v1, V2F32 v2)
+{
+    V2F32 result = {v1.x - v2.x, v1.y - v2.y};
+    return result;
+}
+
+V2F32
+v2f32_center(V2F32 dim_inner, V2F32 dim_outer)
+{
+    V2F32 pos;
+    pos.x = f32_center(dim_inner.x, dim_outer.x);
+    pos.y = f32_center(dim_inner.y, dim_outer.y);
+    return pos;
+}
+
+V3F32
+v3f32(f32 x, f32 y, f32 z)
+{
+    V3F32 result = {x, y, z};
+    return result;
+}
+
+V4F32
+v4f32(f32 x, f32 y, f32 z, f32 w)
+{
+    V4F32 result = {x, y, z, w};
+    return result;
+}
+
+RectF32
+rectf32(float x0, float y0, float x1, float y1)
+{
+    RectF32 result = {x0, y0, x1, y1};
+    return result;
+}
+
+b32
+rectf32_contains_v2f32(RectF32 rect, V2F32 pos)
+{
+    b32 result = pos.x >= rect.x0 &&
+                 pos.x <= rect.x1 &&
+                 pos.y >= rect.y0 &&
+                 pos.y <= rect.y1;
+    return result;
+}
+
+
-- 
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