From: ibs <ibs@opencascade.com>
Date: Mon, 2 Nov 2015 14:41:25 +0000 (+0300)
Subject: 0026834: Visualization, OpenGl_FrameBuffer - use GL_DEPTH_COMPONENT instead of GL_DEP... 
X-Git-Tag: V7_0_0_beta~155
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=2e26cf76642bf2fdae25560c1014ffd4bf8a6d7c;p=occt-copy.git

0026834: Visualization, OpenGl_FrameBuffer - use GL_DEPTH_COMPONENT instead of GL_DEPTH for texture initialization

getDepthDataFormat method uses correct enumeration for GL_DEPTH_COMPONENT texture now
---

diff --git a/src/OpenGl/OpenGl_FrameBuffer.cxx b/src/OpenGl/OpenGl_FrameBuffer.cxx
index 5a3304a6e7..d1a11d3434 100644
--- a/src/OpenGl/OpenGl_FrameBuffer.cxx
+++ b/src/OpenGl/OpenGl_FrameBuffer.cxx
@@ -42,19 +42,19 @@ namespace
       }
       case GL_DEPTH_COMPONENT16:
       {
-        thePixelFormat = GL_DEPTH;
+        thePixelFormat = GL_DEPTH_COMPONENT;
         theDataType    = GL_UNSIGNED_SHORT;
         return true;
       }
       case GL_DEPTH_COMPONENT24:
       {
-        thePixelFormat = GL_DEPTH;
+        thePixelFormat = GL_DEPTH_COMPONENT;
         theDataType    = GL_UNSIGNED_INT;
         return true;
       }
       case GL_DEPTH_COMPONENT32F:
       {
-        thePixelFormat = GL_DEPTH;
+        thePixelFormat = GL_DEPTH_COMPONENT;
         theDataType    = GL_FLOAT;
         return true;
       }
diff --git a/src/OpenGl/OpenGl_GlFunctions.hxx b/src/OpenGl/OpenGl_GlFunctions.hxx
index a6d75d5217..d7878303ec 100644
--- a/src/OpenGl/OpenGl_GlFunctions.hxx
+++ b/src/OpenGl/OpenGl_GlFunctions.hxx
@@ -109,6 +109,7 @@
   #define GL_DEPTH24_STENCIL8               0x88F0
 
   // OpenGL ES 3.0+
+  #define GL_DEPTH_COMPONENT24              0x81A6
   #define GL_DEPTH_COMPONENT32F             0x8CAC
   #define GL_DEPTH32F_STENCIL8              0x8CAD
   #define GL_FLOAT_32_UNSIGNED_INT_24_8_REV 0x8DAD