From 824cc95518285c2d7615a5f02be1489c01e4d575 Mon Sep 17 00:00:00 2001 From: Robert Osfield Date: Mon, 15 Jun 2015 13:51:29 +0000 Subject: [PATCH] Experiment with how to define GLsizeiptr. git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14917 16af8721-9629-0410-8352-f15c8da7e697 --- include/osg/GLDefines | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/include/osg/GLDefines b/include/osg/GLDefines index 2afea8425..f9dc2dc7d 100644 --- a/include/osg/GLDefines +++ b/include/osg/GLDefines @@ -599,15 +599,23 @@ namespace osg //all ES versions except GL_OES_VERSION_1_0 provide these types for OpenGL ES #if !defined(GL_VERSION_1_5) && !defined(GL_ARB_vertex_buffer_object) \ && !defined(GL_ES_VERSION_2_0) && !defined(OPENGLES_1_1_FOUND) - #if defined(_WIN64) - typedef __int64 GLintptr; - typedef __int64 GLsizeiptr; - #elif defined(__ia64__) || defined(__x86_64__) || defined(__ANDROID__) - typedef long int GLintptr; - typedef long int GLsizeiptr; + + #if 1 + // experimental defination. + typedef ptrdiff_t GLsizeiptr; + typedef ptrdiff_t GLintptr; #else - typedef int GLintptr; - typedef int GLsizeiptr; + + #if defined(_WIN64) + typedef __int64 GLintptr; + typedef __int64 GLsizeiptr; + #elif defined(__ia64__) || defined(__x86_64__) || defined(__ANDROID__) + typedef long int GLintptr; + typedef long int GLsizeiptr; + #else + typedef int GLintptr; + typedef int GLsizeiptr; + #endif #endif #endif }