From a538627edfe8214eff1b3b890ffa6eb9832f7de5 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 4 Oct 2012 22:52:29 +0300
Subject: Read max fbo size.

---
 src/graphicsmanager.cpp | 11 +++++++++++
 src/graphicsmanager.h   |  2 ++
 2 files changed, 13 insertions(+)

(limited to 'src')

diff --git a/src/graphicsmanager.cpp b/src/graphicsmanager.cpp
index 604f0eb3f..c3867cb59 100644
--- a/src/graphicsmanager.cpp
+++ b/src/graphicsmanager.cpp
@@ -46,6 +46,10 @@
 
 #include "debug.h"
 
+#ifndef GL_MAX_RENDERBUFFER_SIZE
+#define GL_MAX_RENDERBUFFER_SIZE 0x84E8
+#endif
+
 #ifdef WIN32
 #define getFunction(name) wglGetProcAddress(name)
 #else
@@ -64,6 +68,7 @@ GraphicsManager::GraphicsManager() :
     mPlatformMinor(0),
     mPlatformMajor(0),
     mMaxVertices(500),
+    mMaxFboSize(0),
 #ifdef USE_OPENGL
     mUseTextureSampler(true),
     mTextureSampler(0),
@@ -639,10 +644,16 @@ void GraphicsManager::updateLimits()
 
     mMaxVertices = value;
 
+    value = 0;
     glGetIntegerv(GL_MAX_ELEMENTS_INDICES, &value);
     logger->log("GL_MAX_ELEMENTS_INDICES: %d", value);
     if (value < mMaxVertices)
         mMaxVertices = value;
+
+    value = 0;
+    glGetIntegerv(GL_MAX_RENDERBUFFER_SIZE, &value);
+    logger->log("Max FBO size: %d", value);
+    mMaxFboSize = value;
 #endif
 }
 
diff --git a/src/graphicsmanager.h b/src/graphicsmanager.h
index ab69a0cc6..40126dc1d 100644
--- a/src/graphicsmanager.h
+++ b/src/graphicsmanager.h
@@ -112,6 +112,8 @@ class GraphicsManager final
 
         int mMaxVertices;
 
+        int mMaxFboSize;
+
 #ifdef USE_OPENGL
         bool mUseTextureSampler;
 
-- 
cgit v1.2.3-70-g09d2