From 40bc6afdbd06d213a07a5e321f4f285d613a1fe5 Mon Sep 17 00:00:00 2001
From: raysan5 <raysan5@gmail.com>
Date: Mon, 8 Jun 2020 18:23:59 +0200
Subject: [PATCH] REVIEWED: ImageAlphaClear(), minor optimization

---
 src/textures.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/textures.c b/src/textures.c
index df7b35be3..1a8af6149 100644
--- a/src/textures.c
+++ b/src/textures.c
@@ -1107,8 +1107,9 @@ void ImageAlphaClear(Image *image, Color color, float threshold)
     if ((image->data == NULL) || (image->width == 0) || (image->height == 0)) return;
 
     Color *pixels = GetImageData(*image);
+    unsigned char thresholdValue = (unsigned char)(threshold*255.0f);
 
-    for (int i = 0; i < image->width*image->height; i++) if (pixels[i].a <= (unsigned char)(threshold*255.0f)) pixels[i] = color;
+    for (int i = 0; i < image->width*image->height; i++) if (pixels[i].a <= thresholdValue) pixels[i] = color;
 
     RL_FREE(image->data);
     int format = image->format;