From f493f3a17f581b75603dceacb3be753d6f14a176 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <sezeroz@gmail.com>
Date: Sun, 1 Aug 2010 21:11:16 +0000
Subject: [PATCH] gl_mesh.c (BuildTris): worked around a type-punned pointer.
 adapted from quakeforge.

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@249 af15c1b1-3010-417e-b628-4374ebc0bcbd
---
 Quake/gl_mesh.c | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/Quake/gl_mesh.c b/Quake/gl_mesh.c
index 1719fc1b..19bc668c 100644
--- a/Quake/gl_mesh.c
+++ b/Quake/gl_mesh.c
@@ -215,7 +215,7 @@ void BuildTris (void)
 	numorder = 0;
 	numcommands = 0;
 	memset (used, 0, sizeof(used));
-	for (i=0 ; i<pheader->numtris ; i++)
+	for (i = 0; i < pheader->numtris; i++)
 	{
 		// pick an unused triangle and start the trifan
 		if (used[i])
@@ -226,7 +226,7 @@ void BuildTris (void)
 		for (type = 0 ; type < 2 ; type++)
 //	type = 1;
 		{
-			for (startv =0 ; startv < 3 ; startv++)
+			for (startv = 0; startv < 3; startv++)
 			{
 				if (type == 1)
 					len = StripLength (i, startv);
@@ -236,16 +236,16 @@ void BuildTris (void)
 				{
 					besttype = type;
 					bestlen = len;
-					for (j=0 ; j<bestlen+2 ; j++)
+					for (j = 0; j < bestlen+2; j++)
 						bestverts[j] = stripverts[j];
-					for (j=0 ; j<bestlen ; j++)
+					for (j = 0; j < bestlen; j++)
 						besttris[j] = striptris[j];
 				}
 			}
 		}
 
 		// mark the tris on the best strip as used
-		for (j=0 ; j<bestlen ; j++)
+		for (j = 0; j < bestlen; j++)
 			used[besttris[j]] = 1;
 
 		if (besttype == 1)
@@ -253,8 +253,10 @@ void BuildTris (void)
 		else
 			commands[numcommands++] = -(bestlen+2);
 
-		for (j=0 ; j<bestlen+2 ; j++)
+		for (j = 0; j < bestlen+2; j++)
 		{
+			int		tmp;
+
 			// emit a vertex into the reorder buffer
 			k = bestverts[j];
 			vertexorder[numorder++] = k;
@@ -267,8 +269,14 @@ void BuildTris (void)
 			s = (s + 0.5) / pheader->skinwidth;
 			t = (t + 0.5) / pheader->skinheight;
 
-			*(float *)&commands[numcommands++] = s;
-			*(float *)&commands[numcommands++] = t;
+		//	*(float *)&commands[numcommands++] = s;
+		//	*(float *)&commands[numcommands++] = t;
+			// NOTE: 4 == sizeof(int)
+			//	   == sizeof(float)
+			memcpy (&tmp, &s, 4);
+			commands[numcommands++] = tmp;
+			memcpy (&tmp, &t, 4);
+			commands[numcommands++] = tmp;
 		}
 	}