From f56391b8bbd7317ac8ae71dcff2a4c3ded28eacb Mon Sep 17 00:00:00 2001
From: Giuppe <giuseppe.da@gmail.com>
Date: Sun, 14 Mar 2021 03:11:40 +0100
Subject: [PATCH] fix: Shader compiler is giving warnings only when there are
 errors present

---
 src/lime/graphics/opengl/GLShader.hx | 23 ++++++++++++++++-------
 1 file changed, 16 insertions(+), 7 deletions(-)

diff --git a/src/lime/graphics/opengl/GLShader.hx b/src/lime/graphics/opengl/GLShader.hx
index d54c13259..5488a9d1d 100644
--- a/src/lime/graphics/opengl/GLShader.hx
+++ b/src/lime/graphics/opengl/GLShader.hx
@@ -26,18 +26,27 @@ public static function fromSource(gl:WebGLRenderContext, source:String, type:Int
 	var shader = gl.createShader(type);
 	gl.shaderSource(shader, source);
 	gl.compileShader(shader);
+	var shaderInfoLog = gl.getShaderInfoLog(shader);
+	var compileStatus = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
 
-	if (gl.getShaderParameter(shader, gl.COMPILE_STATUS) == 0)
+	if (shaderInfoLog != null || compileStatus == 0)
 	{
 		var message;
 
-		if (type == gl.VERTEX_SHADER) message = "Error compiling vertex shader";
-		else if (type == gl.FRAGMENT_SHADER) message = "Error compiling fragment shader";
-		else
-			message = "Error compiling unknown shader type";
+		if (compileStatus == 0)	message = "Error ";
+		else message = "Info ";
 
-		message += "\n" + gl.getShaderInfoLog(shader);
-		Log.error(message);
+		if (type == gl.VERTEX_SHADER) message = "compiling vertex shader";
+		else if (type == gl.FRAGMENT_SHADER) message = "compiling fragment shader";
+		else
+			message = "compiling unknown shader type";
+
+		message += "\n" + shaderInfoLog;
+
+		if(compileStatus == 0)
+			Log.error(message);
+		else if(shaderInfoLog != null)
+			Log.debug(message);
 	}
 
 	return shader;