Implement configurable lighting

model-vert.glsl

@@ -8,10 +8,10 @@ layout(location = 3) in vec4 weights;
 layout(location = 0) out vec3 frag_normal;
 layout(location = 1) out vec4 light_pos;
 
-layout(push_constant) uniform push_t {
+layout(push_constant) uniform vps_t {
 	mat4 vp;
 	mat4 light_vp;
-} push;
+} vps;
 
 layout(binding = 0) uniform transform_t {
 	mat4 model;
@@ -29,8 +29,8 @@ void main() {
 		+ weights.w * bones.matrices[bone_indices.w];
 	const vec4 world_pos
 		= transform.model * skinning_matrix * vec4(position, 1.0);
-	gl_Position = push.vp * world_pos;
+	gl_Position = vps.vp * world_pos;
 	frag_normal = transpose(
 		inverse(mat3(transform.model * skinning_matrix))) * normal;
-	light_pos = push.light_vp * world_pos;
+	light_pos = vps.light_vp * world_pos;
 }