[ioquake3] 12/25: OpenGL2: Fix bug in generating normal maps for non-square textures.

[Simon McVittie]

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smcv pushed a commit to branch debian/master
in repository ioquake3.

commit 294109628d87df8c151f956b4c6bbc3d2381ae39
Author: SmileTheory <SmileTheory at gmail.com>
Date:   Mon Dec 12 15:33:54 2016 -0800

    OpenGL2: Fix bug in generating normal maps for non-square textures.
---
 code/renderergl2/tr_image.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/code/renderergl2/tr_image.c b/code/renderergl2/tr_image.c
index 4203833..0fa7961 100644
--- a/code/renderergl2/tr_image.c
+++ b/code/renderergl2/tr_image.c
@@ -502,11 +502,11 @@ static void RGBAtoNormal(const byte *in, byte *out, int width, int height, qbool
 
 					if (clampToEdge)
 					{
-						src_x = CLAMP(src_x, 0, height - 1);
+						src_x = CLAMP(src_x, 0, width - 1);
 					}
 					else
 					{
-						src_x = (src_x + height) % height;
+						src_x = (src_x + width) % width;
 					}
 
 					s[i++] = *(out + (src_y * width + src_x) * 4 + 3);

-- 
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