From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Tue, 11 Apr 2017 19:55:10 +0000 (+0200)
Subject: Add a warning on FlatInput::set_texture_num() about sRGB behavior.
X-Git-Tag: 1.5.1~4
X-Git-Url: https://git.sesse.net/?p=movit;a=commitdiff_plain;h=adf3d551911dacce5e1e24e245ede77ad7d89502

Add a warning on FlatInput::set_texture_num() about sRGB behavior.
---

diff --git a/flat_input.h b/flat_input.h
index bcaca50..06cc6ab 100644
--- a/flat_input.h
+++ b/flat_input.h
@@ -138,6 +138,10 @@ public:
 	// NOTE: The input does not take ownership of this texture; you are responsible
 	// for releasing it yourself. In particular, if you call invalidate_pixel_data()
 	// or anything calling it, the texture will silently be removed from the input.
+	//
+	// NOTE: Doing this in a situation where can_output_linear_gamma() is true
+	// can yield unexpected results, as the downstream effect can expect the texture
+	// to be uploaded with the sRGB flag on.
 	void set_texture_num(GLuint texture_num)
 	{
 		possibly_release_texture();