3 files changed, 26 insertions, 0 deletions
diff --git a/src/mobileopenglgraphics.cpp b/src/mobileopenglgraphics.cpp
index f3c4d1326..b1eab09cd 100644
--- a/src/mobileopenglgraphics.cpp
+++ b/src/mobileopenglgraphics.cpp
@@ -852,6 +852,14 @@ void MobileOpenGLGraphics::_beginDraw()
 
     glEnable(GL_SCISSOR_TEST);
     glDisable(GL_DITHER);
+    glDisable(GL_LIGHTING);
+    glDisable(GL_DEPTH_TEST);
+    glDisable(GL_FOG);
+    glDisable(GL_COLOR_LOGIC_OP);
+    glDisable(GL_COLOR_MATERIAL);
+    glDisable(GL_STENCIL_TEST);
+
+    glShadeModel(GL_FLAT);
 
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
diff --git a/src/normalopenglgraphics.cpp b/src/normalopenglgraphics.cpp
index 837bb27db..534e9bffe 100644
--- a/src/normalopenglgraphics.cpp
+++ b/src/normalopenglgraphics.cpp
@@ -1049,12 +1049,21 @@ void NormalOpenGLGraphics::_beginDraw()
 
     glEnable(GL_SCISSOR_TEST);
     glDisable(GL_DITHER);
+    glDisable(GL_LIGHTING);
+    glDisable(GL_DEPTH_TEST);
+    glDisable(GL_FOG);
+    glDisable(GL_COLOR_LOGIC_OP);
+    glDisable(GL_COLOR_MATERIAL);
+    glDisable(GL_STENCIL_TEST);
 
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
     glEnableClientState(GL_VERTEX_ARRAY);
     glDisableClientState(GL_TEXTURE_COORD_ARRAY);
 
+    glShadeModel(GL_FLAT);
+    glDepthMask(GL_FALSE);
+
 #ifndef ANDROID
     glHint(GL_LINE_SMOOTH_HINT, GL_FASTEST);
     glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
diff --git a/src/safeopenglgraphics.cpp b/src/safeopenglgraphics.cpp
index 5b4a0cc87..5802691ec 100644
--- a/src/safeopenglgraphics.cpp
+++ b/src/safeopenglgraphics.cpp
@@ -374,6 +374,15 @@ void SafeOpenGLGraphics::_beginDraw()
     glLoadIdentity();
 
     glEnable(GL_SCISSOR_TEST);
+    glDisable(GL_DITHER);
+    glDisable(GL_LIGHTING);
+    glDisable(GL_DEPTH_TEST);
+    glDisable(GL_FOG);
+    glDisable(GL_COLOR_LOGIC_OP);
+    glDisable(GL_COLOR_MATERIAL);
+    glDisable(GL_STENCIL_TEST);
+
+    glShadeModel(GL_FLAT);
 
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);