From bcea70c226070b44cca2c20ff7d4cf29d5b018fd Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Mon, 16 Feb 2026 18:43:26 +0000
Subject: Add Renderable::preFrame for doing non-const frame prep work

In theory, this phase should be parallelisable before being pushed out
by the render loop.
---
 ui/gameMainWindow.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'ui')

diff --git a/ui/gameMainWindow.cpp b/ui/gameMainWindow.cpp
index dbbf8a7..eec5512 100644
--- a/ui/gameMainWindow.cpp
+++ b/ui/gameMainWindow.cpp
@@ -85,6 +85,12 @@ GameMainWindow::handleInput(const SDL_Event & event)
 void
 GameMainWindow::render()
 {
+	for (const auto & [assetId, asset] : gameState->assets) {
+		if (const auto renderable = asset.getAs<Renderable>()) {
+			renderable->preFrame(camera);
+		}
+	}
+	gameState->world.apply<const Renderable>(&Renderable::preFrame, camera);
 	SceneRenderer::render(*this);
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-- 
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