GL_NV_bindless_texture
http://www.opengl.org/registry/specs/NV/bindless_texture.txt
GL_NV_bindless_texture
GLuint64 glGetImageHandleNV (GLuint texture, GLint level, GLboolean layered, GLint layer, GLenum format)
GLuint64 glGetTextureHandleNV (GLuint texture)
GLuint64 glGetTextureSamplerHandleNV (GLuint texture, GLuint sampler)
GLboolean glIsImageHandleResidentNV (GLuint64 handle)
GLboolean glIsTextureHandleResidentNV (GLuint64 handle)
void glMakeImageHandleNonResidentNV (GLuint64 handle)
void glMakeImageHandleResidentNV (GLuint64 handle, GLenum access)
void glMakeTextureHandleNonResidentNV (GLuint64 handle)
void glMakeTextureHandleResidentNV (GLuint64 handle)
void glProgramUniformHandleui64NV (GLuint program, GLint location, GLuint64 value)
void glProgramUniformHandleui64vNV (GLuint program, GLint location, GLsizei count, const GLuint64* values)
void glUniformHandleui64NV (GLint location, GLuint64 value)
void glUniformHandleui64vNV (GLint location, GLsizei count, const GLuint64* value)