Wrapping

For Out-Of_range pixels glTexParameteri( GL_TEXTURE_[n]D[_EXT], GL_WRAP_{ S, T, R_EXT }, param ); glTexParameterfv(GL_TEXTURE_[n]D[_EXT], GL_TEXTURE_BORDER_COLOR,(float *)color);
GL_REPEAT Repeats the texture	GL_TEXTURE_BORDER_COLOR
GL_CLAMP Repeats the value interpolated at the edge (50%) with BORDER_COLOR
GL_CLAMP_TO_BORDER_SGIS Repeats constant BORDER_COLOR
GL_CLAMP_TO_EDGE_SGIS* Repeats constant edge color NO sampled BORDER_COLOR