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

commit ffcec94f5032a4945f6b82bd4dd64fb3ebf9f7f6
Author: SmileTheory <[email protected]>
Date:   Thu Oct 27 02:10:40 2016 -0700

    OpenGL2: Load images with "_nh" suffix as parallax normalmaps.
---
 code/renderergl2/tr_shader.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/code/renderergl2/tr_shader.c b/code/renderergl2/tr_shader.c
index c055076..574cfb1 100644
--- a/code/renderergl2/tr_shader.c
+++ b/code/renderergl2/tr_shader.c
@@ -2247,10 +2247,22 @@ static void CollapseStagesToLightall(shaderStage_t 
*diffuse,
                        image_t *normalImg;
                        imgFlags_t normalFlags = (diffuseImg->flags & 
~(IMGFLAG_GENNORMALMAP | IMGFLAG_SRGB)) | IMGFLAG_NOLIGHTSCALE;
 
+                       // try a normalheight image first
                        COM_StripExtension(diffuseImg->imgName, normalName, 
MAX_QPATH);
-                       Q_strcat(normalName, MAX_QPATH, "_n");
+                       Q_strcat(normalName, MAX_QPATH, "_nh");
 
-                       normalImg = R_FindImageFile(normalName, IMGTYPE_NORMAL, 
normalFlags);
+                       normalImg = R_FindImageFile(normalName, 
IMGTYPE_NORMALHEIGHT, normalFlags);
+
+                       if (normalImg)
+                       {
+                               parallax = qtrue;
+                       }
+                       else
+                       {
+                               // try a normal image ("_n" suffix)
+                               normalName[strlen(normalName) - 1] = '\0';
+                               normalImg = R_FindImageFile(normalName, 
IMGTYPE_NORMAL, normalFlags);
+                       }
 
                        if (normalImg)
                        {

-- 
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