From b6e261b508537e60a93ead8802f2b2d25d5990d9 Mon Sep 17 00:00:00 2001
From: ryuukk <ryuukk.dev@gmail.com>
Date: Sat, 28 Sep 2024 21:44:42 +0200
Subject: [PATCH] Round layout widget position to nearest 0

---
 src/nuklear_internal.h | 1 +
 src/nuklear_layout.c   | 2 +-
 src/nuklear_math.c     | 5 +++++
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/nuklear_internal.h b/src/nuklear_internal.h
index e945d74..51eef47 100644
--- a/src/nuklear_internal.h
+++ b/src/nuklear_internal.h
@@ -118,6 +118,7 @@ NK_LIB int nk_ifloord(double x);
 NK_LIB int nk_ifloorf(float x);
 NK_LIB int nk_iceilf(float x);
 NK_LIB int nk_log10(double n);
+NK_LIB float nk_roundf(float x);
 
 /* util */
 enum {NK_DO_NOT_STOP_ON_NEW_LINE, NK_STOP_ON_NEW_LINE};
diff --git a/src/nuklear_layout.c b/src/nuklear_layout.c
index 0229bd0..e2f3af6 100644
--- a/src/nuklear_layout.c
+++ b/src/nuklear_layout.c
@@ -601,7 +601,7 @@ nk_layout_widget_space(struct nk_rect *bounds, const struct nk_context *ctx,
     panel_space = nk_layout_row_calculate_usable_space(&ctx->style, layout->type,
                                             layout->bounds.w, layout->row.columns);
 
-    #define NK_FRAC(x) (x - (float)(int)x) /* will be used to remove fookin gaps */
+    #define NK_FRAC(x) (x - (float)(int)nk_roundf(x)) /* will be used to remove fookin gaps */
     /* calculate the width of one item inside the current layout space */
     switch (layout->row.type) {
     case NK_LAYOUT_DYNAMIC_FIXED: {
diff --git a/src/nuklear_math.c b/src/nuklear_math.c
index d9b981e..565f6af 100644
--- a/src/nuklear_math.c
+++ b/src/nuklear_math.c
@@ -197,6 +197,11 @@ nk_log10(double n)
     if (neg) exp = -exp;
     return exp;
 }
+NK_LIB float
+nk_roundf(float x)
+{
+    return (x >= 0.0) ? nk_ifloorf(x + 0.5) : nk_iceilf(x - 0.5);
+}
 NK_API struct nk_rect
 nk_get_null_rect(void)
 {