Replaced fullscreen quad from index and vertex buffer with fullscreen triangle generated in VS, code cleanup and cleaner naming

data/shaders/radialblur/radialblur.frag

@@ -5,7 +5,7 @@
 
 layout (binding = 1) uniform sampler2D samplerColor;
 
-layout (binding = 2) uniform UBO 
+layout (binding = 0) uniform UBO 
 {
 	float radialBlurScale;
 	float radialBlurStrength;

data/shaders/radialblur/radialblur.vert

@@ -3,15 +3,6 @@
 #extension GL_ARB_separate_shader_objects : enable
 #extension GL_ARB_shading_language_420pack : enable
 
-layout (location = 0) in vec3 inPos;
-layout (location = 1) in vec2 inUV;
-
-layout (binding = 0) uniform UBO 
-{
-	mat4 projection;
-	mat4 model;
-} ubo;
-
 layout (location = 0) out vec2 outUV;
 
 out gl_PerVertex
@@ -21,6 +12,6 @@ out gl_PerVertex
 
 void main() 
 {
-	outUV = inUV;
-	gl_Position = ubo.projection * ubo.model * vec4(inPos.xyz, 1.0);
+	outUV = vec2((gl_VertexIndex << 1) & 2, gl_VertexIndex & 2);
+	gl_Position = vec4(outUV * vec2(2.0f, 2.0f) + vec2(-1.0f, -1.0f), 0.0f, 1.0f);
 }