From fea1ce4aaacdf7a756c1e45e6aab3b93c7bbe94c Mon Sep 17 00:00:00 2001
From: Booklordofthedings
 <59422062+Booklordofthedings@users.noreply.github.com>
Date: Mon, 9 Nov 2020 18:04:59 +0100
Subject: [PATCH] Display alpha value properly

The alpha of textures currently only displays as black and not as see through.
This fixes that issue.
---
 src/PlatformLayer/SDL2/SDL2PlatformLayer.bf | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/PlatformLayer/SDL2/SDL2PlatformLayer.bf b/src/PlatformLayer/SDL2/SDL2PlatformLayer.bf
index 12e1c52..94d3f63 100644
--- a/src/PlatformLayer/SDL2/SDL2PlatformLayer.bf
+++ b/src/PlatformLayer/SDL2/SDL2PlatformLayer.bf
@@ -58,6 +58,10 @@ namespace Strawberry.SDL2
 				SDL.GL_SetSwapInterval(1);
 				GL.Init(=> SdlGetProcAddress);
 
+				//We need to activate this somehwere to make use of the alpha layer
+				GL.glEnable(GL.GL_BLEND);
+				GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA);
+				
 				shader = new Shader(String[2] (
 					// vertex shader
 					"""