From e6d23f1d8fedef6b862f2613b534704a9ea59943 Mon Sep 17 00:00:00 2001
From: chyyran <ronny@ronnychan.ca>
Date: Sat, 10 Aug 2024 23:45:55 -0400
Subject: [PATCH] doc: update opengl example

---
 include/README.md                               | 8 +-------
 librashader-capi/src/runtime/gl/filter_chain.rs | 1 +
 librashader/src/lib.rs                          | 3 ---
 3 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/include/README.md b/include/README.md
index 6c4b85f..f4b471e 100644
--- a/include/README.md
+++ b/include/README.md
@@ -33,15 +33,9 @@ libra_gl_filter_chain_t load_gl_filter_chain(libra_gl_loader_t opengl, const cha
     std::cout << "Could not load preset\n";
     return NULL;
   }
-
-  // OpenGL runtime needs to be initialized.
-  if (librashader.gl_init_context(opengl) != NULL) {
-    std::cout << "Could not initialize OpenGL context\n";
-    return NULL;
-  }
   
   libra_gl_filter_chain_t chain;
-  if (librashader.gl_filter_chain_create(&preset, NULL, &chain) {
+  if (librashader.gl_filter_chain_create(&preset, opengl, NULL, &chain) {
     std::cout << "Could not create OpenGL filter chain\n";
   }
   return chain;
diff --git a/librashader-capi/src/runtime/gl/filter_chain.rs b/librashader-capi/src/runtime/gl/filter_chain.rs
index 97e44be..09bec23 100644
--- a/librashader-capi/src/runtime/gl/filter_chain.rs
+++ b/librashader-capi/src/runtime/gl/filter_chain.rs
@@ -305,6 +305,7 @@ extern_fn! {
     /// The resulting value in `chain` then becomes null.
     /// ## Safety
     /// - `chain` must be either null or a valid and aligned pointer to an initialized `libra_gl_filter_chain_t`.
+    /// - The context that the filter chain was initialized with **must be current** before freeing the filter chain.
     fn libra_gl_filter_chain_free(
         chain: *mut libra_gl_filter_chain_t
     ) {
diff --git a/librashader/src/lib.rs b/librashader/src/lib.rs
index e022be7..9660943 100644
--- a/librashader/src/lib.rs
+++ b/librashader/src/lib.rs
@@ -259,9 +259,6 @@ pub mod runtime {
     /// Shader runtime for OpenGL 3.3+.
     ///
     /// DSA support requires OpenGL 4.6.
-    ///
-    /// The OpenGL runtime requires `gl` to be
-    /// initialized with [`gl::load_with`](https://docs.rs/gl/0.14.0/gl/fn.load_with.html).
     pub mod gl {
         pub use librashader_runtime_gl::{
             error,