From 0a755e1b9bf167c61bf43935e1f2b6a43f64faae Mon Sep 17 00:00:00 2001
From: rachytski <siarhei.rachytski@gmail.com>
Date: Wed, 15 Jun 2011 00:48:55 +0300
Subject: [PATCH] fixed trash-texture upon application start.

---
 iphone/Maps/Classes/EAGLView.mm | 8 +++++++-
 map/framework.cpp               | 7 +++++++
 yg/renderbuffer.cpp             | 8 ++++----
 3 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/iphone/Maps/Classes/EAGLView.mm b/iphone/Maps/Classes/EAGLView.mm
index b39e4e64fc..0b54e172da 100644
--- a/iphone/Maps/Classes/EAGLView.mm
+++ b/iphone/Maps/Classes/EAGLView.mm
@@ -103,7 +103,7 @@
 					GetPlatform().ReadPathForFile("unicode_blocks.txt").c_str(),
 					GetPlatform().ReadPathForFile("fonts_whitelist.txt").c_str(),
  					GetPlatform().ReadPathForFile("fonts_blacklist.txt").c_str(),
-          2 * 1024 * 1024,
+          1 * 1024 * 1024,
           500 * 1024,
           fmt,
           !yg::gl::g_isBufferObjectsSupported,
@@ -143,6 +143,12 @@
 	frameBuffer->setRenderTarget(renderBuffer);
 	frameBuffer->onSize(width, height);
 	drawer->onSize(width, height);
+
+  
+  drawer->screen()->beginFrame();
+  drawer->screen()->clear();
+  drawer->screen()->endFrame();
+  
 }
 
 - (void)drawView
diff --git a/map/framework.cpp b/map/framework.cpp
index dc82bd4a46..25ce1724c8 100644
--- a/map/framework.cpp
+++ b/map/framework.cpp
@@ -894,6 +894,13 @@ void FrameWork<TModel>::AddRedrawCommandSure()
 
         OGLCHECK(glPopMatrix());
       }
+      else
+      {
+        e->drawer()->screen()->beginFrame();
+        e->drawer()->screen()->clear(m_bgColor);
+        e->drawer()->screen()->endFrame();
+        LOG(LINFO, ("no actual target. just clearing"));
+      }
     }
   }
 
diff --git a/yg/renderbuffer.cpp b/yg/renderbuffer.cpp
index 9fbc7d7a2e..ecb5f7e5ba 100644
--- a/yg/renderbuffer.cpp
+++ b/yg/renderbuffer.cpp
@@ -49,7 +49,7 @@ namespace yg
         makeCurrent();
 
         GLenum target = GL_RENDERBUFFER_OES;
-        GLenum internalFormat = m_isDepthBuffer ? GL_DEPTH_COMPONENT16_OES : GL_RGBA8_OES;
+        GLenum internalFormat = m_isDepthBuffer ? GL_DEPTH_COMPONENT24_OES : GL_RGBA8_OES;
 
         /// @TODO: fix for android
 #ifndef OMIM_OS_ANDROID
@@ -62,7 +62,7 @@ namespace yg
         else
 #endif
           OGLCHECK(glRenderbufferStorageOES(GL_RENDERBUFFER_OES,
-                                            m_isDepthBuffer ? GL_DEPTH_COMPONENT16_OES : GL_RGBA8_OES,
+                                            internalFormat,
                                             width,
                                             height));
 #else
@@ -70,7 +70,7 @@ namespace yg
         makeCurrent();
 
         GLenum target = GL_RENDERBUFFER_EXT;
-        GLenum internalFormat = m_isDepthBuffer ? GL_DEPTH_COMPONENT16 : GL_RGBA;
+        GLenum internalFormat = m_isDepthBuffer ? GL_DEPTH_COMPONENT24 : GL_RGBA8;
 
         if (m_isMultiSampled)
           OGLCHECK(glRenderbufferStorageMultisample(target,
@@ -80,7 +80,7 @@ namespace yg
                                                     height));
         else
           OGLCHECK(glRenderbufferStorageEXT(target,
-                                            m_isDepthBuffer ? GL_DEPTH_COMPONENT16 : GL_RGBA,
+                                            internalFormat,
                                             width,
                                             height));