From d1e22bae522989fe072fb1b9d39e3ff0f37dde77 Mon Sep 17 00:00:00 2001
From: plagman <plagman@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Wed, 30 Sep 2009 00:51:45 +0000
Subject: [PATCH] Polymer screen resizing support. Fixes misaligned crosshair
 with full HUD.

git-svn-id: https://svn.eduke32.com/eduke32@1504 1a8010ca-5511-0410-912e-c29ae57300e0
---
 polymer/eduke32/build/src/polymer.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/polymer/eduke32/build/src/polymer.c b/polymer/eduke32/build/src/polymer.c
index 89ac35913..ffa5ab00c 100644
--- a/polymer/eduke32/build/src/polymer.c
+++ b/polymer/eduke32/build/src/polymer.c
@@ -652,7 +652,7 @@ void                polymer_glinit(void)
     bglClearColor(0.0f, 0.0f, 0.0f, 1.0f);
     bglClearStencil(0);
     bglClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
-    bglViewport(0, 0, xdim, ydim);
+    bglViewport(windowx1, yres-(windowy2+1),windowx2-windowx1+1, windowy2-windowy1+1);
 
     // texturing
     bglEnable(GL_TEXTURE_2D);
@@ -672,7 +672,10 @@ void                polymer_glinit(void)
 
     bglMatrixMode(GL_PROJECTION);
     bglLoadIdentity();
-    bgluPerspective((float)(pr_fov) / (2048.0f / 360.0f), (float)xdim / (float)ydim, 0.01f, 100.0f);
+    bgluPerspective((float)(pr_fov) / (2048.0f / 360.0f),
+                    (float)(windowx2-windowx1+1) /
+                    (float)(windowy2-windowy1+1),
+                    0.01f, 100.0f);
 
     bglMatrixMode(GL_MODELVIEW);
     bglLoadIdentity();