From 6d3965b35edf5f03cd065d42af31867acf1f4637 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <matthias@gamezock.de>
Date: Thu, 24 Dec 2009 02:47:35 +0100
Subject: Make shadow volumes visible

---
 src/zoom.cpp | 30 +++++++-----------------------
 1 file changed, 7 insertions(+), 23 deletions(-)

(limited to 'src/zoom.cpp')

diff --git a/src/zoom.cpp b/src/zoom.cpp
index 8193d6a..8467816 100644
--- a/src/zoom.cpp
+++ b/src/zoom.cpp
@@ -35,20 +35,6 @@
 #include <unistd.h>
 #endif
 
-void resize(int width, int height) {
-  if(height == 0) {
-    height = 1;
-  }
-
-
-  glMatrixMode(GL_PROJECTION);
-  glLoadMatrixf(Zoom::MathUtil::perspective(50.0f, (float)width/(float)height, 0.1).array);
-
-  glMatrixMode(GL_MODELVIEW);
-
-  glViewport(0, 0, width, height);
-}
-
 
 #ifdef _WIN32
 
@@ -250,12 +236,13 @@ bool XIInit(Display *disp, int *opcode) {
   return true;
 }
 
-bool GLXinit(Display *disp, Atom windele, Window *wnd, GLXContext *gc, bool *multisample, int *xi_opcode, int *pointer) {
+bool GLXinit(Display *disp, Atom windele, Window *wnd, GLXContext *gc, int *xi_opcode, int *pointer) {
   static const int msAttributeList[] = {GLX_RENDER_TYPE, GLX_RGBA_BIT,
                                         GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
                                         GLX_X_RENDERABLE, True,
                                         GLX_DOUBLEBUFFER, True,
                                         GLX_DEPTH_SIZE, 1,
+                                        GLX_STENCIL_SIZE, 1,
                                         GLX_SAMPLE_BUFFERS, 1,
                                         GLX_SAMPLES, 4,
                                         None};
@@ -265,13 +252,13 @@ bool GLXinit(Display *disp, Atom windele, Window *wnd, GLXContext *gc, bool *mul
                                       GLX_X_RENDERABLE, True,
                                       GLX_DOUBLEBUFFER, True,
                                       GLX_DEPTH_SIZE, 1,
+                                      GLX_STENCIL_SIZE, 1,
                                       None};
   
   if(!XIInit(disp, xi_opcode))
     return false;
 
   bool ok = false;
-  *multisample = true;
 
   int nElements;
   GLXFBConfig *fbConfig = glXChooseFBConfig(disp, DefaultScreen(disp), msAttributeList, &nElements);
@@ -280,7 +267,6 @@ bool GLXinit(Display *disp, Atom windele, Window *wnd, GLXContext *gc, bool *mul
       XFree(fbConfig);
     }
 
-    *multisample = false;
     fbConfig = glXChooseFBConfig(disp, DefaultScreen(disp), attributeList, &nElements);
   }
 
@@ -362,17 +348,15 @@ int main() {
   Window wnd;
   GLXContext gc;
 
-  bool multisample;
   int xi_opcode;
   int pointer;
-  if(!GLXinit(disp, windele, &wnd, &gc, &multisample, &xi_opcode, &pointer))
+  if(!GLXinit(disp, windele, &wnd, &gc, &xi_opcode, &pointer))
     return 1;
 
   glewInit();
 
-  resize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
-
-  Zoom::Game game(multisample);
+  Zoom::Game game;
+  game.resize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
 
   GLint samples;
   glGetIntegerv(GL_SAMPLES, &samples);
@@ -394,7 +378,7 @@ int main() {
       XNextEvent(disp, &event);
       switch(event.type) {
         case ConfigureNotify:
-          resize(event.xconfigure.width, event.xconfigure.height);
+          game.resize(event.xconfigure.width, event.xconfigure.height);
           break;
 
         case ClientMessage:
-- 
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