[Performous-commit] John Stumpo : Fix a warning in the TGA screenshot saving code.

[John S. <jst...@us...>]

Module: performous
Branch: master
Commit: ae3c8488b6464ed17c49d6581b0747cb202aff32

Author: John Stumpo <st...@js...>
Date:   Wed Dec 23 00:52:31 2009 -0500

Fix a warning in the TGA screenshot saving code.

---

 game/video_driver.cc |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/game/video_driver.cc b/game/video_driver.cc
index e65d1bd..d4f7b43 100644
--- a/game/video_driver.cc
+++ b/game/video_driver.cc
@@ -102,7 +102,7 @@ void Window::screenshot() {
 	tgaout << static_cast<char>(height >> 8);
 	tgaout << static_cast<char>(24);  /* bits per pixel */
 	tgaout << static_cast<char>(0x00);  /* no special flags */
-	for (int i = 0; i < width*height*3; i += 3)
+	for (unsigned i = 0; i < width*height*3; i += 3)
 		std::swap(buffer[i], buffer[i+2]);  /* fix the channel order */
 	tgaout.write(&buffer[0], width*height*3);  /* dump the image data */
 	tgaout.close();