From d33f89be02c0fce98401e9201042453543732f57 Mon Sep 17 00:00:00 2001
From: hodasemi <michaelh.95@t-online.de>
Date: Sat, 21 Jan 2023 17:00:41 +0100
Subject: [PATCH] Take old RenderTarget by reference

---
 vulkan-rs/src/render_target/mod.rs | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/vulkan-rs/src/render_target/mod.rs b/vulkan-rs/src/render_target/mod.rs
index 19f14f0..b99ce17 100644
--- a/vulkan-rs/src/render_target/mod.rs
+++ b/vulkan-rs/src/render_target/mod.rs
@@ -8,19 +8,19 @@ use std::sync::{
 pub mod sub_pass;
 use sub_pass::{AttachmentInfo, AttachmentInfoUsage, SubPass};
 
-pub struct RenderTargetBuilder {
-    old_render_target: Option<RenderTarget>,
+pub struct RenderTargetBuilder<'a> {
+    old_render_target: Option<&'a RenderTarget>,
     sub_passes: Vec<SubPass>,
 }
 
-impl RenderTargetBuilder {
+impl<'a> RenderTargetBuilder<'a> {
     pub fn add_sub_pass(mut self, sub_pass: SubPass) -> Self {
         self.sub_passes.push(sub_pass);
 
         self
     }
 
-    pub fn preserve_old_render_pass(mut self, render_target: RenderTarget) -> Self {
+    pub fn preserve_old_render_pass(mut self, render_target: &'a RenderTarget) -> Self {
         self.old_render_target = Some(render_target);
 
         self
@@ -55,7 +55,7 @@ impl RenderTargetBuilder {
                     ));
                 }
 
-                old_render_target.render_pass
+                old_render_target.render_pass.clone()
             }
             None => {
                 // gather attachment descriptions
@@ -236,9 +236,9 @@ impl RenderTargetBuilder {
     }
 
     #[inline]
-    fn map_attachment<'a, F>(&'a self, mut f: F)
+    fn map_attachment<'b, F>(&'b self, mut f: F)
     where
-        F: FnMut(&'a AttachmentInfo) -> (),
+        F: FnMut(&'b AttachmentInfo) -> (),
     {
         for sub_pass in self.sub_passes.iter() {
             for attachment in sub_pass.attachments().iter() {
@@ -274,7 +274,7 @@ pub struct RenderTarget {
 }
 
 impl RenderTarget {
-    pub fn builder() -> RenderTargetBuilder {
+    pub fn builder<'a>() -> RenderTargetBuilder<'a> {
         RenderTargetBuilder {
             old_render_target: None,
             sub_passes: Vec::new(),