Good looking blur, need some fixes, but framerates takes a huge hit.

resources/Shaders/Gaussian_both.frag.glsl

@@ -0,0 +1,36 @@
+#version 430
+#extension GL_EXT_gpu_shader4 : enable
+
+uniform int MipMapLevel;
+uniform bool Horizontal;
+uniform vec2 ScreenSize[5];
+
+layout (binding = 0) uniform sampler2D Texture;
+
+in VertexData{
+	vec2 TextureCoordinate;
+}Input;
+
+out vec4 fragmentColor;
+
+uniform float offset[3] = float[]( 0.0, 1.3846153846, 3.2307692308 );
+uniform float weight[5] = float[]( 0.2270270270, 0.1945945946, 0.1216216216, 0.0540540541, 0.0162162162 );
+
+void main()
+{
+	//vec2 tex_offset = 1.0 / textureSize2D(Texture, 0);
+	vec3 result = textureLod(Texture, vec2(gl_FragCoord)/ScreenSize[0], MipMapLevel ).rgb * weight[0];
+
+	if(Horizontal) {
+		for( int i = 1; i<3; i++) {
+			result += textureLod( Texture, Input.TextureCoordinate + vec2(offset[i], 0.0), MipMapLevel ).rgb * weight[i];
+			result += textureLod( Texture, Input.TextureCoordinate - vec2(offset[i], 0.0), MipMapLevel ).rgb * weight[i];
+		}
+	} else {
+		for( int i = 1; i<3; i++) {
+			result += textureLod( Texture, Input.TextureCoordinate + vec2(0.0, offset[i]), MipMapLevel ).rgb * weight[i];
+			result += textureLod( Texture, Input.TextureCoordinate - vec2(0.0, offset[i]), MipMapLevel ).rgb * weight[i];
+		}
+	}
+	fragmentColor = vec4(result, 1.0);
+}