Updating math stuff.

Chukobyte · Jan 6, 2024 · 0456143 · 0456143
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commit 0456143
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Showing 3 changed files with 14 additions and 5 deletions.
diff --git a/seika/math/se_math.c b/seika/math/se_math.c
@@ -12,6 +12,14 @@ SKAVector2 ska_math_vec2_lerp(const SKAVector2* v1, const SKAVector2* v2, float
     };
 }
 
+float ska_math_vec2_angle(const SKAVector2* v) {
+    float angle = atan2f(v->y, v->x);
+    if (angle < 0.0f) {
+        angle += 2.0f * SKA_PI;
+    }
+    return angle;
+}
+
 // --- Rect2 --- //
 bool se_rect2_does_rectangles_overlap(const SKARect2* sourceRect, const SKARect2* targetRect) {
     return (sourceRect->x + sourceRect->w >= targetRect->x) &&

diff --git a/seika/math/se_math.h b/seika/math/se_math.h
@@ -13,10 +13,10 @@ extern "C" {
 #include "../utils/se_macro_util.h"
 
 #define SKA_PI 3.14159265358979323846f
-#define SKA_RAD_2_DEG(RADIANS) ((RADIANS) * 0.0174532925)
-#define SKA_RAD_2_DEGF(RADIANS) ((RADIANS) * 0.0174532925f)
-#define SKA_DEG_2_RAD(DEGREES) ((DEGREES) * 57.2957795)
-#define SKA_DEG_2_RADF(DEGREES) ((DEGREES) * 57.2957795f)
+#define SKA_RAD_2_DEG(RADIANS) ((RADIANS) * (180.0 / (double)SKA_PI))
+#define SKA_RAD_2_DEGF(RADIANS) ((RADIANS) * (180.0f / SKA_PI))
+#define SKA_DEG_2_RAD(DEGREES) ((DEGREES) * ((double)SKA_PI / 180.0))
+#define SKA_DEG_2_RADF(DEGREES) ((DEGREES) * (SKA_PI / 180.0f))
 
 
 // --- SKAVector2 --- //
@@ -34,6 +34,7 @@ typedef struct SKAVector2 {
 
 bool ska_math_vec2_equals(const SKAVector2* v1, const SKAVector2* v2);
 SKAVector2 ska_math_vec2_lerp(const SKAVector2* v1, const SKAVector2* v2, float t);
+float ska_math_vec2_angle(const SKAVector2* v);
 
 // --- SKAVector2i --- //
 typedef struct SKAVector2i {

diff --git a/vcpkg.json b/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "seika",
-  "version": "0.0.22",
+  "version": "0.0.23",
   "dependencies": [
     {
       "name": "sdl2",