Implement Utah teapot model loading

vert.glsl

@@ -1,9 +1,9 @@
 #version 450
 
-layout(location = 0) in vec3 pos;
-layout(location = 1) in vec3 colour;
+layout(location = 0) in vec3 position;
+layout(location = 1) in vec3 normal;
 
-layout(location = 0) out vec3 frag_colour;
+layout(location = 0) out vec3 frag_normal;
 
 layout(push_constant) uniform MVP {
 	mat4 model;
@@ -12,6 +12,6 @@ layout(push_constant) uniform MVP {
 } mvp;
 
 void main() {
-	gl_Position = mvp.proj * mvp.view * mvp.model * vec4(pos, 1.0);
-	frag_colour = colour;
+	gl_Position = mvp.proj * mvp.view * mvp.model * vec4(position, 1.0);
+	frag_normal = normal;
 }