Remove unused shader variable

assets/glsl/simple.frag

@@ -2,10 +2,9 @@
 
 layout(location = 0) out vec4 color;
 
-in vec3 p_position;
-in vec4 p_color;
+in vec4 v_color;
 
 void main()
 {
-	color = p_color;
+	color = v_color;
 }

assets/glsl/simple.vert

@@ -3,12 +3,10 @@
 layout(location = 0) in vec3 a_position;
 layout(location = 1) in vec4 a_color;
 
-out vec3 p_position;
-out vec4 p_color;
+out vec4 v_color;
 
 void main()
 {
-	p_position = a_position;
-	p_color = a_color;
+	v_color = a_color;
 	gl_Position = vec4(a_position, 1.0f);
 }