From 720dbe1e5a90adb66ada166090e34a571e24ff0a Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 12 Jun 2014 22:27:45 +0300
Subject: Add set vbo function into modernopengl.

---
 src/render/modernopenglgraphics.cpp | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

(limited to 'src/render/modernopenglgraphics.cpp')

diff --git a/src/render/modernopenglgraphics.cpp b/src/render/modernopenglgraphics.cpp
index 1d5ef1593..fc21fd622 100644
--- a/src/render/modernopenglgraphics.cpp
+++ b/src/render/modernopenglgraphics.cpp
@@ -88,9 +88,6 @@ ModernOpenGLGraphics::ModernOpenGLGraphics() :
     mProgram(nullptr),
     mAlphaCached(1.0F),
     mVpCached(0),
-    mIsByteColor(false),
-    mByteColor(),
-    mImageCached(0),
     mFloatColor(1.0F),
     mMaxVertices(500),
     mProgramId(0U),
@@ -101,6 +98,7 @@ ModernOpenGLGraphics::ModernOpenGLGraphics() :
     mDrawTypeUniform(0U),
     mVao(0U),
     mVbo(0U),
+    mVboCached(0U),
     mColorAlpha(false),
     mTextureDraw(false),
 #ifdef DEBUG_BIND_TEXTURE
@@ -146,7 +144,7 @@ void ModernOpenGLGraphics::postInit()
     mglGenVertexArrays(1, &mVao);
     mglBindVertexArray(mVao);
     mglGenBuffers(1, &mVbo);
-    mglBindBuffer(GL_ARRAY_BUFFER, mVbo);
+    bindArrayBuffer(mVbo);
 
     logger->log("Compiling shaders");
     mProgram = shaders.getSimpleProgram();
@@ -967,6 +965,15 @@ void ModernOpenGLGraphics::bindTexture(const GLenum target,
     }
 }
 
+void ModernOpenGLGraphics::bindArrayBuffer(const GLuint vbo)
+{
+    if (mVboCached != vbo)
+    {
+        mVboCached = vbo;
+        mglBindBuffer(GL_ARRAY_BUFFER, vbo);
+    }
+}
+
 void ModernOpenGLGraphics::dumpSettings()
 {
     GLint test[1000];
-- 
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