Add set vbo function into modernopengl.

2 files changed, 14 insertions, 7 deletions

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];
diff --git a/src/render/modernopenglgraphics.h b/src/render/modernopenglgraphics.h
index 3528462a8..ada964ee9 100644
--- a/src/render/modernopenglgraphics.h
+++ b/src/render/modernopenglgraphics.h
@@ -89,15 +89,14 @@ class ModernOpenGLGraphics final : public Graphics
 
         inline void drawLineArrays(const int size);
 
+        inline void bindArrayBuffer(const GLuint vbo);
+
         GLfloat *mFloatArray;
         GLfloat *mFloatArrayCached;
         ShaderProgram *mProgram;
         float mAlphaCached;
         int mVpCached;
 
-        bool mIsByteColor;
-        Color mByteColor;
-        GLuint mImageCached;
         float mFloatColor;
         int mMaxVertices;
         GLuint mProgramId;
@@ -108,6 +107,7 @@ class ModernOpenGLGraphics final : public Graphics
         GLuint mDrawTypeUniform;
         GLuint mVao;
         GLuint mVbo;
+        GLuint mVboCached;
         bool mColorAlpha;
         bool mTextureDraw;
 #ifdef DEBUG_BIND_TEXTURE