From 901f42ae84b73ea1baa0b20379021a9ab37250fc Mon Sep 17 00:00:00 2001
From: pacien
Date: Sat, 2 Dec 2017 15:45:50 +0100
Subject: Add color cmp. func.

Signed-off-by: pacien <pacien.trangirard@pacien.net>
---
 include/blender/color.h | 16 ++++++++++++++++
 src/blender/color.c     |  8 ++++++++
 test/blender/blender.c  |  5 +----
 3 files changed, 25 insertions(+), 4 deletions(-)
 create mode 100644 src/blender/color.c

diff --git a/include/blender/color.h b/include/blender/color.h
index 22ed563..1fef2cf 100644
--- a/include/blender/color.h
+++ b/include/blender/color.h
@@ -8,6 +8,9 @@
  *   A rainbow
  */
 
+#include <MLV/MLV_color.h>
+#include <stdbool.h>
+
 /**
  * Type: ColorComponent
  * Represents a single colour component of 32-bits RGBa tuple.
@@ -27,4 +30,17 @@ typedef union {
   MLV_Color mlv;
 } Color;
 
+/**
+ * Function: color_equals
+ * Compares the supplied colors.
+ *
+ * Parameters:
+ *   c1 - the first color
+ *   c2 - the second color
+ *
+ * Returns:
+ *   T(c1 is the same color as c2)
+ */
+bool color_equals(Color c1, Color c2);
+
 #endif
diff --git a/src/blender/color.c b/src/blender/color.c
new file mode 100644
index 0000000..f92fba9
--- /dev/null
+++ b/src/blender/color.c
@@ -0,0 +1,8 @@
+#include "blender/color.h"
+
+bool color_equals(Color c1, Color c2) {
+  return c1.rgba.r == c2.rgba.r &&
+         c1.rgba.g == c2.rgba.g &&
+         c1.rgba.b == c2.rgba.b &&
+         c1.rgba.a == c2.rgba.a;
+}
diff --git a/test/blender/blender.c b/test/blender/blender.c
index 7c33198..344ce04 100644
--- a/test/blender/blender.c
+++ b/test/blender/blender.c
@@ -6,10 +6,7 @@ static void test_color_blending() {
   Color b = {{0x00, 0x47, 0xAB, 0x00}};
   Color result = blender_blend_colors(a, b, 0.125);
 
-  assert(result.rgba.r == 0xEE &&
-         result.rgba.g == 0xDF &&
-         result.rgba.b == 0x3C &&
-         result.rgba.a == 0x00);
+  assert(color_equals(result, (Color) {{0xEE, 0xDF, 0x3C, 0x00}}));
 }
 
 int main(int argc, char **argv) {
-- 
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