From 480489bdce6f6d5331794a572ef0a7436f9c8a1f Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <m@mitchellh.com>
Date: Thu, 23 Jan 2025 12:44:25 -0800
Subject: [PATCH] renderer/opengl: small tweaks

---
 src/renderer/OpenGL.zig        |  5 +----
 src/renderer/opengl/custom.zig | 15 +++++++++++----
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/src/renderer/OpenGL.zig b/src/renderer/OpenGL.zig
index b0fcdfc3a..3e674c715 100644
--- a/src/renderer/OpenGL.zig
+++ b/src/renderer/OpenGL.zig
@@ -2365,13 +2365,10 @@ fn drawCustomPrograms(self: *OpenGL, custom_state: *custom.State) !void {
 
     // Go through each custom shader and draw it.
     for (custom_state.programs) |program| {
-        // Bind our cell program state, buffers
         const bind = try program.bind();
         defer bind.unbind();
         try bind.draw();
-
-        // copy main and custom fbo
-        try custom_state.copy();
+        try custom_state.copyFramebuffer();
     }
 }
 
diff --git a/src/renderer/opengl/custom.zig b/src/renderer/opengl/custom.zig
index a69fc8b2b..859277ce5 100644
--- a/src/renderer/opengl/custom.zig
+++ b/src/renderer/opengl/custom.zig
@@ -230,12 +230,19 @@ pub const State = struct {
         };
     }
 
-    /// copy the fbo's attached texture to the backbuffer
-    pub fn copy(self: *State) !void {
+    /// Copy the fbo's attached texture to the backbuffer.
+    pub fn copyFramebuffer(self: *State) !void {
         const texbind = try self.fb_texture.bind(.@"2D");
         errdefer texbind.unbind();
-
-        try texbind.copySubImage2D(0, 0, 0, 0, 0, @intFromFloat(self.uniforms.resolution[0]), @intFromFloat(self.uniforms.resolution[1]));
+        try texbind.copySubImage2D(
+            0,
+            0,
+            0,
+            0,
+            0,
+            @intFromFloat(self.uniforms.resolution[0]),
+            @intFromFloat(self.uniforms.resolution[1]),
+        );
     }
 
     pub const Binding = struct {