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[xonotic/netradiant.git] / contrib / prtview / portals.cpp
index bc56c1987a8c3e97bb3a3f80c83e169d7c4db67d..c4d3b04d57b95e015b096c5c8b6ec1a17ac4568d 100644 (file)
 /*
-PrtView plugin for GtkRadiant
-Copyright (C) 2001 Geoffrey Dewan, Loki software and qeradiant.com
-
-This library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Lesser General Public
-License as published by the Free Software Foundation; either
-version 2.1 of the License, or (at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Lesser General Public License for more details.
-
-You should have received a copy of the GNU Lesser General Public
-License along with this library; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-*/
-
-#include "Portals.h"
+   PrtView plugin for GtkRadiant
+   Copyright (C) 2001 Geoffrey Dewan, Loki software and qeradiant.com
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "portals.h"
+#include "globaldefs.h"
 #include <string.h>
 #include <stdlib.h>
-#ifndef __APPLE__
+
+#if !GDEF_OS_MACOS
+
 #include <search.h>
+
 #endif
+
 #include <stdio.h>
 
 #include "iglrender.h"
 #include "cullable.h"
 
-#include "PrtView.h"
+#include "prtview.h"
 
-#define LINE_BUF 1000
+const int LINE_BUF = 1000;
 
 CPortals portals;
 CPortalsRender render;
 
-int compare( const void *arg1, const void *arg2 )
+int compare(const void *arg1, const void *arg2)
 {
 
-       if(portals.portal[*((int *)arg1)].dist > portals.portal[*((int *)arg2)].dist)
-               return -1;
-       else if(portals.portal[*((int *)arg1)].dist < portals.portal[*((int *)arg2)].dist)
-               return 1;
+    if (portals.portal[*((int *) arg1)].dist > portals.portal[*((int *) arg2)].dist) {
+        return -1;
+    } else if (portals.portal[*((int *) arg1)].dist < portals.portal[*((int *) arg2)].dist) {
+        return 1;
+    }
 
-       return 0;
+    return 0;
 }
 
 
 CBspPortal::CBspPortal()
 {
-       memset(this, 0, sizeof(CBspPortal));
+    memset(this, 0, sizeof(CBspPortal));
 }
 
 CBspPortal::~CBspPortal()
 {
-       delete[] point;
-       delete[] inner_point;
+    delete[] point;
+    delete[] inner_point;
 }
 
 bool CBspPortal::Build(char *def)
 {
-       char *c = def;
-       unsigned int n;
-       int dummy1, dummy2;
-       int res_cnt, i;
-
-       if(portals.hint_flags)
-       {
-               res_cnt = sscanf(def, "%u %d %d %d", &point_count, &dummy1, &dummy2, (int *)&hint);
-       }
-       else
-       {
-               sscanf(def, "%u", &point_count);
-               hint = false;
-       }
-
-       if(point_count < 3 || (portals.hint_flags && res_cnt < 4))
-               return false;
-
-       point = new CBspPoint[point_count];
-       inner_point = new CBspPoint[point_count];
-
-       for(n = 0; n < point_count; n++)
-       {
-               for(; *c != 0 && *c != '('; c++);
-
-               if(*c == 0)
-                       return false;
-
-               c++;
-
-               sscanf(c, "%f %f %f", point[n].p, point[n].p+1, point[n].p+2);
-
-               center.p[0] += point[n].p[0];
-               center.p[1] += point[n].p[1];
-               center.p[2] += point[n].p[2];
-
-               if(n == 0)
-               {
-                       for(i = 0; i < 3; i++)
-                       {
-                               min[i] = point[n].p[i];
-                               max[i] = point[n].p[i];
-                       }
-               }
-               else
-               {
-                       for(i = 0; i < 3; i++)
-                       {
-                               if(min[i] > point[n].p[i])
-                                       min[i] = point[n].p[i];
-                               if(max[i] < point[n].p[i])
-                                       max[i] = point[n].p[i];
-                       }
-               }
-       }
-
-       center.p[0] /= (float)point_count;
-       center.p[1] /= (float)point_count;
-       center.p[2] /= (float)point_count;
-
-       for(n = 0; n < point_count; n++)
-       {
-               inner_point[n].p[0] = (0.01f * center.p[0]) + (0.99f * point[n].p[0]);
-               inner_point[n].p[1] = (0.01f * center.p[1]) + (0.99f * point[n].p[1]);
-               inner_point[n].p[2] = (0.01f * center.p[2]) + (0.99f * point[n].p[2]);
-       }
-
-       fp_color_random[0] = (float)(rand() & 0xff) / 255.0f;
-       fp_color_random[1] = (float)(rand() & 0xff) / 255.0f;
-       fp_color_random[2] = (float)(rand() & 0xff) / 255.0f;
-       fp_color_random[3] = 1.0f;
-
-       return true;
+    char *c = def;
+    unsigned int n;
+    int dummy1, dummy2;
+    int res_cnt, i;
+
+    if (portals.hint_flags) {
+        res_cnt = sscanf(def, "%u %d %d %d", &point_count, &dummy1, &dummy2, (int *) &hint);
+    } else {
+        sscanf(def, "%u", &point_count);
+        hint = false;
+    }
+
+    if (point_count < 3 || (portals.hint_flags && res_cnt < 4)) {
+        return false;
+    }
+
+    point = new CBspPoint[point_count];
+    inner_point = new CBspPoint[point_count];
+
+    for (n = 0; n < point_count; n++) {
+        for (; *c != 0 && *c != '('; c++) {}
+
+        if (*c == 0) {
+            return false;
+        }
+
+        c++;
+
+        sscanf(c, "%f %f %f", point[n].p, point[n].p + 1, point[n].p + 2);
+
+        center.p[0] += point[n].p[0];
+        center.p[1] += point[n].p[1];
+        center.p[2] += point[n].p[2];
+
+        if (n == 0) {
+            for (i = 0; i < 3; i++) {
+                min[i] = point[n].p[i];
+                max[i] = point[n].p[i];
+            }
+        } else {
+            for (i = 0; i < 3; i++) {
+                if (min[i] > point[n].p[i]) {
+                    min[i] = point[n].p[i];
+                }
+                if (max[i] < point[n].p[i]) {
+                    max[i] = point[n].p[i];
+                }
+            }
+        }
+    }
+
+    center.p[0] /= (float) point_count;
+    center.p[1] /= (float) point_count;
+    center.p[2] /= (float) point_count;
+
+    for (n = 0; n < point_count; n++) {
+        inner_point[n].p[0] = (0.01f * center.p[0]) + (0.99f * point[n].p[0]);
+        inner_point[n].p[1] = (0.01f * center.p[1]) + (0.99f * point[n].p[1]);
+        inner_point[n].p[2] = (0.01f * center.p[2]) + (0.99f * point[n].p[2]);
+    }
+
+    fp_color_random[0] = (float) (rand() & 0xff) / 255.0f;
+    fp_color_random[1] = (float) (rand() & 0xff) / 255.0f;
+    fp_color_random[2] = (float) (rand() & 0xff) / 255.0f;
+    fp_color_random[3] = 1.0f;
+
+    return true;
 }
 
 CPortals::CPortals()
 {
-       memset(this, 0, sizeof(CPortals));
+    memset(this, 0, sizeof(CPortals));
 }
 
 CPortals::~CPortals()
 {
-       Purge();
+    Purge();
 }
 
 void CPortals::Purge()
 {
-       delete[] portal;
-       delete[] portal_sort;
-       portal = NULL;
-       portal_sort = NULL;
-       portal_count = 0;
-
-       /*
-       delete[] node;
-       node = NULL;
-       node_count = 0;
-       */
+    delete[] portal;
+    delete[] portal_sort;
+    portal = NULL;
+    portal_sort = NULL;
+    portal_count = 0;
+
+    /*
+       delete[] node;
+       node = NULL;
+       node_count = 0;
+     */
 }
 
 void CPortals::Load()
 {
-       char buf[LINE_BUF+1];
+    char buf[LINE_BUF + 1];
+
+    memset(buf, 0, LINE_BUF + 1);
 
-       memset(buf, 0, LINE_BUF + 1);
-       
-       Purge();
+    Purge();
 
-       globalOutputStream() << MSG_PREFIX "Loading portal file " << fn << ".\n";
+    globalOutputStream() << MSG_PREFIX "Loading portal file " << fn << ".\n";
 
-       FILE *in;
+    FILE *in;
 
-       in = fopen(fn, "rt");
+    in = fopen(fn, "rt");
 
-       if(in == NULL)
-       {
-               globalOutputStream() << "  ERROR - could not open file.\n";
+    if (in == NULL) {
+        globalOutputStream() << "  ERROR - could not open file.\n";
 
-               return;
-       }
+        return;
+    }
 
-       if(!fgets(buf, LINE_BUF, in))
-       {
-               fclose(in);
+    if (!fgets(buf, LINE_BUF, in)) {
+        fclose(in);
 
-               globalOutputStream() << "  ERROR - File ended prematurely.\n";
+        globalOutputStream() << "  ERROR - File ended prematurely.\n";
 
-               return;
-       }
+        return;
+    }
 
-       if(strncmp("PRT1", buf, 4) != 0)
-       {
-               fclose(in);
+    if (strncmp("PRT1", buf, 4) != 0) {
+        fclose(in);
 
-               globalOutputStream() << "  ERROR - File header indicates wrong file type (should be \"PRT1\").\n";
+        globalOutputStream() << "  ERROR - File header indicates wrong file type (should be \"PRT1\").\n";
 
-               return;
-       }
+        return;
+    }
 
-       if(!fgets(buf, LINE_BUF, in))
-       {
-               fclose(in);
+    if (!fgets(buf, LINE_BUF, in)) {
+        fclose(in);
 
-               globalOutputStream() << "  ERROR - File ended prematurely.\n";
+        globalOutputStream() << "  ERROR - File ended prematurely.\n";
 
-               return;
-       }
+        return;
+    }
 
-       sscanf(buf, "%u", &node_count);
+    sscanf(buf, "%u", &node_count);
 /*
-       if(node_count > 0xFFFF)
-       {
-               fclose(in);
+    if(node_count > 0xFFFF)
+    {
+        fclose(in);
 
-               node_count = 0;
+        node_count = 0;
 
-               globalOutputStream() << "  ERROR - Extreme number of nodes, aborting.\n";
+        globalOutputStream() << "  ERROR - Extreme number of nodes, aborting.\n";
 
-               return;
-       }
      */
+        return;
+    }
+ */
 
-       if(!fgets(buf, LINE_BUF, in))
-       {
-               fclose(in);
+    if (!fgets(buf, LINE_BUF, in)) {
+        fclose(in);
 
-               node_count = 0;
+        node_count = 0;
 
-               globalOutputStream() << "  ERROR - File ended prematurely.\n";
+        globalOutputStream() << "  ERROR - File ended prematurely.\n";
 
-               return;
-       }
+        return;
+    }
 
-       sscanf(buf, "%u", &portal_count);
+    sscanf(buf, "%u", &portal_count);
 
-       if(portal_count > 0xFFFF)
-       {
-               fclose(in);
+    if (portal_count > 0xFFFF) {
+        fclose(in);
 
-               portal_count = 0;
-               node_count = 0;
+        portal_count = 0;
+        node_count = 0;
 
-               globalOutputStream() << "  ERROR - Extreme number of portals, aborting.\n";
+        globalOutputStream() << "  ERROR - Extreme number of portals, aborting.\n";
 
-               return;
-       }
+        return;
+    }
 
-       if(portal_count < 0)
-       {
-               fclose(in);
+    if (portal_count == 0) {
+        fclose(in);
 
-               portal_count = 0;
-               node_count = 0;
+        portal_count = 0;
+        node_count = 0;
 
-               globalOutputStream() << "  ERROR - number of portals equals 0, aborting.\n";
+        globalOutputStream() << "  ERROR - number of portals equals 0, aborting.\n";
 
-               return;
-       }
+        return;
+    }
 
 //     node = new CBspNode[node_count];
-       portal = new CBspPortal[portal_count];
-       portal_sort = new int[portal_count];
+    portal = new CBspPortal[portal_count];
+    portal_sort = new int[portal_count];
 
-       unsigned int n;
-       bool first = true;
-       unsigned test_vals_1, test_vals_2;
+    unsigned int n;
+    bool first = true;
+    unsigned test_vals_1, test_vals_2;
 
-       hint_flags = false;
+    hint_flags = false;
 
-       for(n = 0; n < portal_count; )
-       {
-               if(!fgets(buf, LINE_BUF, in))
-               {
-                       fclose(in);
+    for (n = 0; n < portal_count;) {
+        if (!fgets(buf, LINE_BUF, in)) {
+            fclose(in);
 
-                       Purge();
+            Purge();
 
-                       globalOutputStream() << "  ERROR - Could not find information for portal number " << n + 1 << " of " << portal_count << ".\n";
+            globalOutputStream() << "  ERROR - Could not find information for portal number " << n + 1 << " of "
+                                 << portal_count << ".\n";
 
-                       return;
-               }
+            return;
+        }
 
-               if(!portal[n].Build(buf))
-               {
-                       if(first && sscanf(buf, "%d %d", &test_vals_1, &test_vals_2) == 1) // skip additional counts of later data, not needed
-                       {
-                               // We can count on hint flags being in the file
-                               hint_flags = true;
-                               continue;
-                       }
+        if (!portal[n].Build(buf)) {
+            if (first && sscanf(buf, "%d %d", (int *) &test_vals_1, (int *) &test_vals_2) ==
+                         1) { // skip additional counts of later data, not needed
+                // We can count on hint flags being in the file
+                hint_flags = true;
+                continue;
+            }
 
-                       first = false;
+            first = false;
 
-                       fclose(in);
+            fclose(in);
 
-                       Purge();
+            Purge();
 
-                       globalOutputStream() << "  ERROR - Information for portal number " << n + 1 << " of " << portal_count << " is not formatted correctly.\n";
+            globalOutputStream() << "  ERROR - Information for portal number " << n + 1 << " of " << portal_count
+                                 << " is not formatted correctly.\n";
 
-                       return;
-               }
+            return;
+        }
 
-               n++;
-       }
+        n++;
+    }
 
-       fclose(in);
+    fclose(in);
 
-       globalOutputStream() << "  " << node_count << " portals read in.\n";
+    globalOutputStream() << "  " << node_count << " portals read in.\n";
 }
 
 #include "math/matrix.h"
 
-const charg_state_solid = "$plugins/prtview/solid";
-const charg_state_solid_outline = "$plugins/prtview/solid_outline";
-const charg_state_wireframe = "$plugins/prtview/wireframe";
-Shaderg_shader_solid = 0;
-Shaderg_shader_solid_outline = 0;
-Shaderg_shader_wireframe = 0;
+const char *g_state_solid = "$plugins/prtview/solid";
+const char *g_state_solid_outline = "$plugins/prtview/solid_outline";
+const char *g_state_wireframe = "$plugins/prtview/wireframe";
+Shader *g_shader_solid = 0;
+Shader *g_shader_solid_outline = 0;
+Shader *g_shader_wireframe = 0;
 
 void Portals_constructShaders()
 {
-  OpenGLState state;
-  GlobalOpenGLStateLibrary().getDefaultState(state);
-  state.m_state = RENDER_COLOURWRITE|RENDER_DEPTHWRITE;
-  state.m_sort = OpenGLState::eSortOverlayFirst;
-  state.m_linewidth = portals.width_2d * 0.5f;
-  state.m_colour[0] = portals.fp_color_2d[0];
-  state.m_colour[1] = portals.fp_color_2d[1];
-  state.m_colour[2] = portals.fp_color_2d[2];
-  state.m_colour[3] = portals.fp_color_2d[3];
-  if(portals.aa_2d)
-  {
-    state.m_state |= RENDER_BLEND|RENDER_LINESMOOTH;
-  }
-  GlobalOpenGLStateLibrary().insert(g_state_wireframe, state);
-
-  GlobalOpenGLStateLibrary().getDefaultState(state);
-  state.m_state = RENDER_FILL|RENDER_BLEND|RENDER_COLOURWRITE|RENDER_COLOURCHANGE|RENDER_SMOOTH|RENDER_POLYGONSMOOTH;
-
-       if(portals.aa_3d)
-  {
-               state.m_state |= RENDER_POLYGONSMOOTH;
-  }
-
-       switch(portals.zbuffer)
-       {
-       case 1:
-               state.m_state |= RENDER_DEPTHTEST;
-               break;
-       case 2:
-               break;
-       default:
-               state.m_state |= RENDER_DEPTHTEST;
-               state.m_state |= RENDER_DEPTHWRITE;
-       }
-
-       if(portals.fog)
-       {
-               state.m_state |= RENDER_FOG;
-
-               state.m_fog.mode = GL_EXP;
-               state.m_fog.density = 0.001f;
-               state.m_fog.start = 10.0f;
-               state.m_fog.end = 10000.0f;
-               state.m_fog.index = 0;
-               state.m_fog.colour[0] = portals.fp_color_fog[0];
-               state.m_fog.colour[1] = portals.fp_color_fog[1];
-               state.m_fog.colour[2] = portals.fp_color_fog[2];
-               state.m_fog.colour[3] = portals.fp_color_fog[3];
-       }
-
-  GlobalOpenGLStateLibrary().insert(g_state_solid, state);
-
-  GlobalOpenGLStateLibrary().getDefaultState(state);
-  state.m_state = RENDER_COLOURWRITE|RENDER_DEPTHWRITE;
-  state.m_sort = OpenGLState::eSortOverlayFirst;
-       state.m_linewidth = portals.width_3d * 0.5f;
-  state.m_colour[0] = portals.fp_color_3d[0];
-  state.m_colour[1] = portals.fp_color_3d[1];
-  state.m_colour[2] = portals.fp_color_3d[2];
-  state.m_colour[3] = portals.fp_color_3d[3];
-
-       if(portals.aa_3d)
-  {
-               state.m_state |= RENDER_LINESMOOTH;
-  }
-
-       switch(portals.zbuffer)
-       {
-       case 1:
-               state.m_state |= RENDER_DEPTHTEST;
-               break;
-       case 2:
-               break;
-       default:
-               state.m_state |= RENDER_DEPTHTEST;
-               state.m_state |= RENDER_DEPTHWRITE;
-       }
-
-       if(portals.fog)
-       {
-               state.m_state |= RENDER_FOG;
-
-               state.m_fog.mode = GL_EXP;
-               state.m_fog.density = 0.001f;
-               state.m_fog.start = 10.0f;
-               state.m_fog.end = 10000.0f;
-               state.m_fog.index = 0;
-               state.m_fog.colour[0] = portals.fp_color_fog[0];
-               state.m_fog.colour[1] = portals.fp_color_fog[1];
-               state.m_fog.colour[2] = portals.fp_color_fog[2];
-               state.m_fog.colour[3] = portals.fp_color_fog[3];
-       }
-
-  GlobalOpenGLStateLibrary().insert(g_state_solid_outline, state);
-
-  g_shader_solid = GlobalShaderCache().capture(g_state_solid);
-  g_shader_solid_outline = GlobalShaderCache().capture(g_state_solid_outline);
-  g_shader_wireframe = GlobalShaderCache().capture(g_state_wireframe);
+    OpenGLState state;
+    GlobalOpenGLStateLibrary().getDefaultState(state);
+    state.m_state = RENDER_COLOURWRITE | RENDER_DEPTHWRITE;
+    state.m_sort = OpenGLState::eSortOverlayFirst;
+    state.m_linewidth = portals.width_2d * 0.5f;
+    state.m_colour[0] = portals.fp_color_2d[0];
+    state.m_colour[1] = portals.fp_color_2d[1];
+    state.m_colour[2] = portals.fp_color_2d[2];
+    state.m_colour[3] = portals.fp_color_2d[3];
+    if (portals.aa_2d) {
+        state.m_state |= RENDER_BLEND | RENDER_LINESMOOTH;
+    }
+    GlobalOpenGLStateLibrary().insert(g_state_wireframe, state);
+
+    GlobalOpenGLStateLibrary().getDefaultState(state);
+    state.m_state = RENDER_FILL | RENDER_BLEND | RENDER_COLOURWRITE | RENDER_COLOURCHANGE | RENDER_SMOOTH;
+
+    if (portals.aa_3d) {
+        state.m_state |= RENDER_POLYGONSMOOTH;
+    }
+
+    switch (portals.zbuffer) {
+        case 1:
+            state.m_state |= RENDER_DEPTHTEST;
+            break;
+        case 2:
+            break;
+        default:
+            state.m_state |= RENDER_DEPTHTEST;
+            state.m_state |= RENDER_DEPTHWRITE;
+    }
+
+    if (portals.fog) {
+        state.m_state |= RENDER_FOG;
+
+        state.m_fog.mode = GL_EXP;
+        state.m_fog.density = 0.001f;
+        state.m_fog.start = 10.0f;
+        state.m_fog.end = 10000.0f;
+        state.m_fog.index = 0;
+        state.m_fog.colour[0] = portals.fp_color_fog[0];
+        state.m_fog.colour[1] = portals.fp_color_fog[1];
+        state.m_fog.colour[2] = portals.fp_color_fog[2];
+        state.m_fog.colour[3] = portals.fp_color_fog[3];
+    }
+
+    GlobalOpenGLStateLibrary().insert(g_state_solid, state);
+
+    GlobalOpenGLStateLibrary().getDefaultState(state);
+    state.m_state = RENDER_COLOURWRITE | RENDER_DEPTHWRITE;
+    state.m_sort = OpenGLState::eSortOverlayFirst;
+    state.m_linewidth = portals.width_3d * 0.5f;
+    state.m_colour[0] = portals.fp_color_3d[0];
+    state.m_colour[1] = portals.fp_color_3d[1];
+    state.m_colour[2] = portals.fp_color_3d[2];
+    state.m_colour[3] = portals.fp_color_3d[3];
+
+    if (portals.aa_3d) {
+        state.m_state |= RENDER_LINESMOOTH;
+    }
+
+    switch (portals.zbuffer) {
+        case 1:
+            state.m_state |= RENDER_DEPTHTEST;
+            break;
+        case 2:
+            break;
+        default:
+            state.m_state |= RENDER_DEPTHTEST;
+            state.m_state |= RENDER_DEPTHWRITE;
+    }
+
+    if (portals.fog) {
+        state.m_state |= RENDER_FOG;
+
+        state.m_fog.mode = GL_EXP;
+        state.m_fog.density = 0.001f;
+        state.m_fog.start = 10.0f;
+        state.m_fog.end = 10000.0f;
+        state.m_fog.index = 0;
+        state.m_fog.colour[0] = portals.fp_color_fog[0];
+        state.m_fog.colour[1] = portals.fp_color_fog[1];
+        state.m_fog.colour[2] = portals.fp_color_fog[2];
+        state.m_fog.colour[3] = portals.fp_color_fog[3];
+    }
+
+    GlobalOpenGLStateLibrary().insert(g_state_solid_outline, state);
+
+    g_shader_solid = GlobalShaderCache().capture(g_state_solid);
+    g_shader_solid_outline = GlobalShaderCache().capture(g_state_solid_outline);
+    g_shader_wireframe = GlobalShaderCache().capture(g_state_wireframe);
 }
 
 void Portals_destroyShaders()
 {
-  GlobalShaderCache().release(g_state_solid);
-  GlobalShaderCache().release(g_state_solid_outline);
-  GlobalShaderCache().release(g_state_wireframe);
-  GlobalOpenGLStateLibrary().erase(g_state_solid);
-  GlobalOpenGLStateLibrary().erase(g_state_solid_outline);
-  GlobalOpenGLStateLibrary().erase(g_state_wireframe);
+    GlobalShaderCache().release(g_state_solid);
+    GlobalShaderCache().release(g_state_solid_outline);
+    GlobalShaderCache().release(g_state_wireframe);
+    GlobalOpenGLStateLibrary().erase(g_state_solid);
+    GlobalOpenGLStateLibrary().erase(g_state_solid_outline);
+    GlobalOpenGLStateLibrary().erase(g_state_wireframe);
 }
 
 void Portals_shadersChanged()
 {
-  Portals_destroyShaders();
-  portals.FixColors();
-  Portals_constructShaders();
+    Portals_destroyShaders();
+    portals.FixColors();
+    Portals_constructShaders();
 }
 
 void CPortals::FixColors()
 {
-       fp_color_2d[0] = (float)GetRValue(color_2d) / 255.0f;
-       fp_color_2d[1] = (float)GetGValue(color_2d) / 255.0f;
-       fp_color_2d[2] = (float)GetBValue(color_2d) / 255.0f;
-       fp_color_2d[3] = 1.0f;
-
-       fp_color_3d[0] = (float)GetRValue(color_3d) / 255.0f;
-       fp_color_3d[1] = (float)GetGValue(color_3d) / 255.0f;
-       fp_color_3d[2] = (float)GetBValue(color_3d) / 255.0f;
-       fp_color_3d[3] = 1.0f;
-
-       fp_color_fog[0] = 0.0f;//(float)GetRValue(color_fog) / 255.0f;
-       fp_color_fog[1] = 0.0f;//(float)GetGValue(color_fog) / 255.0f;
-       fp_color_fog[2] = 0.0f;//(float)GetBValue(color_fog) / 255.0f;
-       fp_color_fog[3] = 1.0f;
+    fp_color_2d[0] = (float) GetRValue(color_2d) / 255.0f;
+    fp_color_2d[1] = (float) GetGValue(color_2d) / 255.0f;
+    fp_color_2d[2] = (float) GetBValue(color_2d) / 255.0f;
+    fp_color_2d[3] = 1.0f;
+
+    fp_color_3d[0] = (float) GetRValue(color_3d) / 255.0f;
+    fp_color_3d[1] = (float) GetGValue(color_3d) / 255.0f;
+    fp_color_3d[2] = (float) GetBValue(color_3d) / 255.0f;
+    fp_color_3d[3] = 1.0f;
+
+    fp_color_fog[0] = 0.0f; //(float)GetRValue(color_fog) / 255.0f;
+    fp_color_fog[1] = 0.0f; //(float)GetGValue(color_fog) / 255.0f;
+    fp_color_fog[2] = 0.0f; //(float)GetBValue(color_fog) / 255.0f;
+    fp_color_fog[3] = 1.0f;
 }
 
-void CPortalsRender::renderWireframe(Renderer& renderer, const VolumeTest& volume) const
+void CPortalsRender::renderWireframe(Renderer &renderer, const VolumeTest &volume) const
 {
-       if(!portals.show_2d || portals.portal_count < 1)
-               return;
+    if (!portals.show_2d || portals.portal_count < 1) {
+        return;
+    }
 
-  renderer.SetState(g_shader_wireframe, Renderer::eWireframeOnly);
+    renderer.SetState(g_shader_wireframe, Renderer::eWireframeOnly);
 
-  renderer.addRenderable(m_drawWireframe, g_matrix4_identity);
+    renderer.addRenderable(m_drawWireframe, g_matrix4_identity);
 }
 
 void CPortalsDrawWireframe::render(RenderStateFlags state) const
 {
-       unsigned int n, p;
+    unsigned int n, p;
 
-       for(n = 0; n < portals.portal_count; n++)
-       {
-               glBegin(GL_LINE_LOOP);
+    for (n = 0; n < portals.portal_count; n++) {
+        glBegin(GL_LINE_LOOP);
 
-               for(p = 0; p < portals.portal[n].point_count; p++)
-                       glVertex3fv(portals.portal[n].point[p].p);
+        for (p = 0; p < portals.portal[n].point_count; p++)
+            glVertex3fv(portals.portal[n].point[p].p);
 
-               glEnd();
-       }
+        glEnd();
+    }
 }
 
-CubicClipVolume calculateCubicClipVolume(const Matrix4viewproj)
+CubicClipVolume calculateCubicClipVolume(const Matrix4 &viewproj)
 {
-  CubicClipVolume clip;
-  clip.cam = vector4_projected(
-    matrix4_transformed_vector4(
-      matrix4_full_inverse(viewproj),
-      Vector4(0, 0, -1, 1)
-    )
-  );
-       clip.min[0] = clip.cam[0] + (portals.clip_range * 64.0f);
-       clip.min[1] = clip.cam[1] + (portals.clip_range * 64.0f);
-       clip.min[2] = clip.cam[2] + (portals.clip_range * 64.0f);
-       clip.max[0] = clip.cam[0] - (portals.clip_range * 64.0f);
-       clip.max[1] = clip.cam[1] - (portals.clip_range * 64.0f);
-       clip.max[2] = clip.cam[2] - (portals.clip_range * 64.0f);
-  return clip;
+    CubicClipVolume clip;
+    clip.cam = vector4_projected(
+            matrix4_transformed_vector4(
+                    matrix4_full_inverse(viewproj),
+                    Vector4(0, 0, -1, 1)
+            )
+    );
+    clip.min[0] = clip.cam[0] + (portals.clip_range * 64.0f);
+    clip.min[1] = clip.cam[1] + (portals.clip_range * 64.0f);
+    clip.min[2] = clip.cam[2] + (portals.clip_range * 64.0f);
+    clip.max[0] = clip.cam[0] - (portals.clip_range * 64.0f);
+    clip.max[1] = clip.cam[1] - (portals.clip_range * 64.0f);
+    clip.max[2] = clip.cam[2] - (portals.clip_range * 64.0f);
+    return clip;
 }
 
-void CPortalsRender::renderSolid(Renderer& renderer, const VolumeTest& volume) const
+void CPortalsRender::renderSolid(Renderer &renderer, const VolumeTest &volume) const
 {
-       if(!portals.show_3d || portals.portal_count < 1)
-               return;
+    if (!portals.show_3d || portals.portal_count < 1) {
+        return;
+    }
 
-  CubicClipVolume clip = calculateCubicClipVolume(matrix4_multiplied_by_matrix4(volume.GetProjection(), volume.GetModelview()));
+    CubicClipVolume clip = calculateCubicClipVolume(
+            matrix4_multiplied_by_matrix4(volume.GetProjection(), volume.GetModelview()));
 
-       if(portals.polygons)
-       {
-    renderer.SetState(g_shader_solid, Renderer::eWireframeOnly);
-    renderer.SetState(g_shader_solid, Renderer::eFullMaterials);
+    if (portals.polygons) {
+        renderer.SetState(g_shader_solid, Renderer::eWireframeOnly);
+        renderer.SetState(g_shader_solid, Renderer::eFullMaterials);
 
-    m_drawSolid.clip = clip;
-    renderer.addRenderable(m_drawSolid, g_matrix4_identity);
-  }
+        m_drawSolid.clip = clip;
+        renderer.addRenderable(m_drawSolid, g_matrix4_identity);
+    }
 
-       if(portals.lines)
-       {
-    renderer.SetState(g_shader_solid_outline, Renderer::eWireframeOnly);
-    renderer.SetState(g_shader_solid_outline, Renderer::eFullMaterials);
+    if (portals.lines) {
+        renderer.SetState(g_shader_solid_outline, Renderer::eWireframeOnly);
+        renderer.SetState(g_shader_solid_outline, Renderer::eFullMaterials);
 
-    m_drawSolidOutline.clip = clip;
-    renderer.addRenderable(m_drawSolidOutline, g_matrix4_identity);
-  }
+        m_drawSolidOutline.clip = clip;
+        renderer.addRenderable(m_drawSolidOutline, g_matrix4_identity);
+    }
 }
 
 void CPortalsDrawSolid::render(RenderStateFlags state) const
 {
-       float trans = (100.0f - portals.trans_3d) / 100.0f;
-
-       unsigned int n, p;
-
-       if(portals.zbuffer != 0)
-       {
-               float d;
-
-               for(n = 0; n < portals.portal_count; n++)
-               {
-                       d = (float)clip.cam[0] - portals.portal[n].center.p[0];
-                       portals.portal[n].dist = d * d;
-
-                       d = (float)clip.cam[1] - portals.portal[n].center.p[1];
-                       portals.portal[n].dist += d * d;
-
-                       d = (float)clip.cam[2] - portals.portal[n].center.p[2];
-                       portals.portal[n].dist += d * d;
-
-                       portals.portal_sort[n] = n;
-               }
-
-               qsort(portals.portal_sort, portals.portal_count, 4, compare);
-                               
-               for(n = 0; n < portals.portal_count; n++)
-               {
-                       if(portals.polygons == 2 && !portals.portal[portals.portal_sort[n]].hint)
-                               continue;
-
-                       if(portals.clip)
-                       {
-                               if(clip.min[0] < portals.portal[portals.portal_sort[n]].min[0])
-                                       continue;
-                               else if(clip.min[1] < portals.portal[portals.portal_sort[n]].min[1])
-                                       continue;
-                               else if(clip.min[2] < portals.portal[portals.portal_sort[n]].min[2])
-                                       continue;
-                               else if(clip.max[0] > portals.portal[portals.portal_sort[n]].max[0])
-                                       continue;
-                               else if(clip.max[1] > portals.portal[portals.portal_sort[n]].max[1])
-                                       continue;
-                               else if(clip.max[2] > portals.portal[portals.portal_sort[n]].max[2])
-                                       continue;
-                       }
-
-                       glColor4f(portals.portal[portals.portal_sort[n]].fp_color_random[0], portals.portal[portals.portal_sort[n]].fp_color_random[1],
-                               portals.portal[portals.portal_sort[n]].fp_color_random[2], trans);
-
-                       glBegin(GL_POLYGON);
-
-                               for(p = 0; p < portals.portal[portals.portal_sort[n]].point_count; p++)
-                                       glVertex3fv(portals.portal[portals.portal_sort[n]].point[p].p);
-
-                       glEnd();
-               }
-       }
-       else
-       {
-               for(n = 0; n < portals.portal_count; n++)
-               {
-                       if(portals.polygons == 2 && !portals.portal[n].hint)
-                               continue;
-
-                       if(portals.clip)
-                       {
-                               if(clip.min[0] < portals.portal[n].min[0])
-                                       continue;
-                               else if(clip.min[1] < portals.portal[n].min[1])
-                                       continue;
-                               else if(clip.min[2] < portals.portal[n].min[2])
-                                       continue;
-                               else if(clip.max[0] > portals.portal[n].max[0])
-                                       continue;
-                               else if(clip.max[1] > portals.portal[n].max[1])
-                                       continue;
-                               else if(clip.max[2] > portals.portal[n].max[2])
-                                       continue;
-                       }
-
-                       glColor4f(portals.portal[n].fp_color_random[0], portals.portal[n].fp_color_random[1],
-                               portals.portal[n].fp_color_random[2], trans);
-
-                       glBegin(GL_POLYGON);
-
-                               for(p = 0; p < portals.portal[n].point_count; p++)
-                                       glVertex3fv(portals.portal[n].point[p].p);
-
-                       glEnd();
-               }
-       }
+    float trans = (100.0f - portals.trans_3d) / 100.0f;
+
+    unsigned int n, p;
+
+    if (portals.zbuffer != 0) {
+        float d;
+
+        for (n = 0; n < portals.portal_count; n++) {
+            d = (float) clip.cam[0] - portals.portal[n].center.p[0];
+            portals.portal[n].dist = d * d;
+
+            d = (float) clip.cam[1] - portals.portal[n].center.p[1];
+            portals.portal[n].dist += d * d;
+
+            d = (float) clip.cam[2] - portals.portal[n].center.p[2];
+            portals.portal[n].dist += d * d;
+
+            portals.portal_sort[n] = n;
+        }
+
+        qsort(portals.portal_sort, portals.portal_count, 4, compare);
+
+        for (n = 0; n < portals.portal_count; n++) {
+            if (portals.polygons == 2 && !portals.portal[portals.portal_sort[n]].hint) {
+                continue;
+            }
+
+            if (portals.clip) {
+                if (clip.min[0] < portals.portal[portals.portal_sort[n]].min[0]) {
+                    continue;
+                } else if (clip.min[1] < portals.portal[portals.portal_sort[n]].min[1]) {
+                    continue;
+                } else if (clip.min[2] < portals.portal[portals.portal_sort[n]].min[2]) {
+                    continue;
+                } else if (clip.max[0] > portals.portal[portals.portal_sort[n]].max[0]) {
+                    continue;
+                } else if (clip.max[1] > portals.portal[portals.portal_sort[n]].max[1]) {
+                    continue;
+                } else if (clip.max[2] > portals.portal[portals.portal_sort[n]].max[2]) {
+                    continue;
+                }
+            }
+
+            glColor4f(portals.portal[portals.portal_sort[n]].fp_color_random[0],
+                      portals.portal[portals.portal_sort[n]].fp_color_random[1],
+                      portals.portal[portals.portal_sort[n]].fp_color_random[2], trans);
+
+            glBegin(GL_POLYGON);
+
+            for (p = 0; p < portals.portal[portals.portal_sort[n]].point_count; p++)
+                glVertex3fv(portals.portal[portals.portal_sort[n]].point[p].p);
+
+            glEnd();
+        }
+    } else {
+        for (n = 0; n < portals.portal_count; n++) {
+            if (portals.polygons == 2 && !portals.portal[n].hint) {
+                continue;
+            }
+
+            if (portals.clip) {
+                if (clip.min[0] < portals.portal[n].min[0]) {
+                    continue;
+                } else if (clip.min[1] < portals.portal[n].min[1]) {
+                    continue;
+                } else if (clip.min[2] < portals.portal[n].min[2]) {
+                    continue;
+                } else if (clip.max[0] > portals.portal[n].max[0]) {
+                    continue;
+                } else if (clip.max[1] > portals.portal[n].max[1]) {
+                    continue;
+                } else if (clip.max[2] > portals.portal[n].max[2]) {
+                    continue;
+                }
+            }
+
+            glColor4f(portals.portal[n].fp_color_random[0], portals.portal[n].fp_color_random[1],
+                      portals.portal[n].fp_color_random[2], trans);
+
+            glBegin(GL_POLYGON);
+
+            for (p = 0; p < portals.portal[n].point_count; p++)
+                glVertex3fv(portals.portal[n].point[p].p);
+
+            glEnd();
+        }
+    }
 }
 
 void CPortalsDrawSolidOutline::render(RenderStateFlags state) const
 {
-  for(int n = 0; n < portals.portal_count; n++)
-       {
-               if(portals.lines == 2 && !portals.portal[n].hint)
-                       continue;
-
-               if(portals.clip)
-               {
-                       if(clip.min[0] < portals.portal[n].min[0])
-                               continue;
-                       else if(clip.min[1] < portals.portal[n].min[1])
-                               continue;
-                       else if(clip.min[2] < portals.portal[n].min[2])
-                               continue;
-                       else if(clip.max[0] > portals.portal[n].max[0])
-                               continue;
-                       else if(clip.max[1] > portals.portal[n].max[1])
-                               continue;
-                       else if(clip.max[2] > portals.portal[n].max[2])
-                               continue;
-               }
-
-               glBegin(GL_LINE_LOOP);
-
-               for(int p = 0; p < portals.portal[n].point_count; p++)
-                       glVertex3fv(portals.portal[n].inner_point[p].p);
-
-               glEnd();
-       }
+    for (unsigned int n = 0; n < portals.portal_count; n++) {
+        if (portals.lines == 2 && !portals.portal[n].hint) {
+            continue;
+        }
+
+        if (portals.clip) {
+            if (clip.min[0] < portals.portal[n].min[0]) {
+                continue;
+            }
+            if (clip.min[1] < portals.portal[n].min[1]) {
+                continue;
+            }
+            if (clip.min[2] < portals.portal[n].min[2]) {
+                continue;
+            }
+            if (clip.max[0] > portals.portal[n].max[0]) {
+                continue;
+            }
+            if (clip.max[1] > portals.portal[n].max[1]) {
+                continue;
+            }
+            if (clip.max[2] > portals.portal[n].max[2]) {
+                continue;
+            }
+        }
+
+        glBegin(GL_LINE_LOOP);
+
+        for (unsigned int p = 0; p < portals.portal[n].point_count; p++)
+            glVertex3fv(portals.portal[n].inner_point[p].p);
+
+        glEnd();
+    }
 }