From 7b2ec0e4b076a660e2848145761f93c884eb5076 Mon Sep 17 00:00:00 2001
From: Graham <gpe@openrs2.dev>
Date: Thu, 8 Aug 2019 19:28:16 +0100
Subject: [PATCH] Populate jaggl_alpha_bits with cAlphaBits from selected pixel
 format

---
 gl-natives/src/main/c/jaggl.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/gl-natives/src/main/c/jaggl.c b/gl-natives/src/main/c/jaggl.c
index fd28a75d..a0c8035e 100644
--- a/gl-natives/src/main/c/jaggl.c
+++ b/gl-natives/src/main/c/jaggl.c
@@ -521,7 +521,11 @@ JNIEXPORT jboolean JNICALL Java_jaggl_context_choosePixelFormat1(JNIEnv *env, jc
 		goto dsi_free;
 	}
 
-	// TODO(gpe): get actual number of alpha bits
+	if (!DescribePixelFormat(jaggl_device, format, sizeof(pfd), &pfd)) {
+		goto dsi_free;
+	}
+
+	jaggl_alpha_bits = pfd.cAlphaBits;
 
 	result = JNI_TRUE;
 #else