SSAO, performance sucks and it flickers so tweaking is needed, also more material support

resources/EngineResources/shaders/lighting_vertex.glsl

@@ -1,8 +0,0 @@
-#version 450
-
-layout(location = 0) out vec2 outTextCoord;
-
-void main() {
-    outTextCoord = vec2((gl_VertexIndex << 1) & 2, gl_VertexIndex & 2);
-    gl_Position = vec4(outTextCoord.x * 2.0f - 1.0f, outTextCoord.y * - 2.0f + 1.0f, 0.0f, 1.0f);
-}